CN106073855A - A medical orthopedic drilling machine - Google Patents

Abstract

The invention discloses a medical orthopedic perforating machine which comprises a perforating machine shell, wherein a drilling outlet is formed in the bottom end of the perforating machine shell, a propelling mechanism with one end positioned in a handle of the perforating machine is movably installed in an inner cavity of the perforating machine shell, a power mechanism is fixedly installed on the propelling mechanism, the handle of the perforating machine is fixedly installed on the side face of the perforating machine shell far away from one end of the drilling outlet, a replacing mechanism is fixedly installed at the bottom of the inner cavity of the perforating machine shell, and a clamping mechanism is fixedly installed on the upper surface of the replacing mechanism. The sliding groove matched with the teeth can be used for limiting the moving direction and position of the propelling ring better through meshing, so that the moving direction and position of the propelling ring are more accurate, the first servo motor is matched with the first servo motor to drive the screw rod to rotate, and then the linkage rod drives the propelling ring to move, the moving of the propelling ring is controlled to enable the propelling ring to be better mastered with the distance from the bottom end of the perforating machine shell, the fixed relation between the power mechanism and the second fixture block is convenient to master, and the moving is stable and easy to operate.

Description

A medical orthopedic drilling machine

technical field

The invention relates to the technical field of medical devices, in particular to a medical orthopedic drilling machine.

Background technique

Medical devices refer to instruments, equipment, utensils, in vitro diagnostic reagents and calibrators, materials, and other similar or related items that are directly or indirectly used on the human body, including required computer software; their effects are mainly obtained through physical means, not Obtained by pharmacological, immunological or metabolic means, or with the participation of these means but only as an auxiliary function; its purpose is the diagnosis, prevention, monitoring, treatment or alleviation of disease; the diagnosis, monitoring, treatment, alleviation or function of injury Compensation; examination, replacement, regulation or support of physiological structures or processes; life support or maintenance; pregnancy control; providing information for medical or diagnostic purposes by examining samples from the human body.

At present, my country's medical equipment is developing rapidly, and there are many kinds of medical equipment, and the medical orthopedic drilling machine can better provide patients with good treatment, but the current medical orthopedic drilling machine can only provide a single drilling when in use. The hole diameter, adaptability and pertinence are poor, which is not conducive to the treatment of patients; and the bone powder produced by punching is not processed, which will easily affect the accuracy of punching and the quality of treatment, and the practicability is poor.

Contents of the invention

The purpose of the present invention is to provide a medical orthopedic punching machine to solve the above-mentioned background technology. The medical orthopedic punching machine can only provide a single punching diameter when used, and its adaptability and pertinence are poor, which is not conducive to The treatment of patients; and the bone powder produced by punching is not processed, which will easily affect the accuracy of punching and the quality of treatment, and the problem of poor practicability.

In order to achieve the above object, the present invention provides the following technical solutions: a medical orthopedic punching machine, comprising a punching machine shell, the bottom end of the punching machine shell is provided with a drill port, and the inner cavity of the punching machine shell is A propulsion mechanism with one end located inside the handle of the punching machine is movable, and a power mechanism is fixedly installed on the propulsion mechanism. A replacement mechanism is fixedly installed on the bottom of the inner cavity, and a clamping mechanism is fixedly installed on the upper surface of the replacement mechanism, and a drill mechanism whose top end is compatible with the power mechanism is movably connected to the clamping mechanism.

Preferably, the propulsion mechanism includes a chute, the inside of the chute is movably installed with a movable gear seat that engages with the teeth, an annular propulsion ring is fixedly installed on the side of the mobile tooth seat, and the inner wall of the propulsion ring passes through the connecting The moving rod is covered with a screw mandrel, and one end of the screw mandrel is fixedly connected with a servo motor one located in a fixed groove one, the fixed groove one is provided on the handle of the punching machine, and a fixed groove two is provided on the propulsion ring.

Preferably, the power mechanism includes a servo motor 2, a deck is fixedly installed on the rotating shaft of the servo motor 2, a cross card slot is provided at the bottom of the deck, and a card block 1 is fixedly installed on the inner wall of the cross card slot. An air pump with an air outlet located at the center of the cross card slot is fixedly installed inside the card holder.

Preferably, the replacement mechanism includes a lower toothed plate, the upper side of the lower toothed plate is meshed with an upper toothed plate, and the upper toothed plate and the side of the lower toothed plate are clamped by a slider, and the axis of the upper toothed plate The place is fixedly connected with the servo motor three fixedly installed in the casing of the punching machine by a fixing frame.

Preferably, the clamping mechanism includes a support, a clamping frame is fixedly installed on the side of the support, the middle part of the outer surface of the clamping frame is fixedly connected with the take-up reel through a steel wire, and the axis of the take-up reel is fixed Installed on the four output shafts of the servo motor located on the side of the support.

Preferably, the drill bit mechanism includes a drill bit, the side of the top of the drill bit is cross-shaped and symmetrically fixed with a block 2, a pressure sensor is fixedly installed on the top of the drill bit, and a chip suction hole is opened at the bottom end of the drill bit to absorb The outlet of the chip hole communicates with the inlet of the chip storage chamber located inside the drill bit through the chip guide tube. A check valve is fixedly installed at the connection between the chip guide tube and the chip storage chamber, and a partition screen is fixedly installed inside the chip storage chamber. The outlet of the chip chamber runs through the axis of the top of the drill bit and corresponds to the air outlet of the air pump.

Preferably, the number of the drill mechanisms is two, and the lengths of the top ends of the two drill mechanisms match the lengths of the bottom ends of the power mechanisms, and an air guide groove is opened on the top ends of the drill mechanisms.

Preferably, a through hole with an internal thread is provided at the joint between the linkage rod and the screw rod, and four movable tooth seats are fixedly installed on the outer surface of the linkage rod at equal distances.

The present invention provides a medical orthopedic drilling machine to solve the problems raised in the above background technology,

1. The propulsion mechanism of the present invention can better limit the moving direction and position of the propulsion ring through the meshing effect by setting the chute matched with the teeth, so that the direction and position of the propulsion ring movement are more accurate, and cooperate with the servo motor to Drive the screw to rotate and make the linkage rod drive the propulsion ring to move, which can control the movement of the propulsion ring so that the distance from the bottom of the puncher shell can be better grasped, and it is easy to grasp the fixed relationship between the power mechanism and the block 2, not only the movement is stable , and the operation is simple and the effect is better.

2. The power mechanism of the present invention can drive the rotation of the drill bit to drill holes through the servo motor 2, and at the same time cooperate with the air pump to generate negative pressure to provide a power source for bone meal collection. It is convenient to use, and can be fixed better and more stably with the cross card slot Hold the block two to prevent the drill bit from shifting during work, ensure the quality of drilling, and improve the quality of treatment.

3. The replacement mechanism of the present invention drives the upper gear plate to rotate through the servo motor and then drives the clamping mechanism to rotate. Different drill bits can be replaced according to the patient’s condition, ensuring that various drilling diameters can be provided during use, and the adaptability and Targeted, conducive to the treatment of patients.

4. The clamping mechanism and the drill mechanism of the present invention feel the pressure on the drill bit through the pressure sensor and then control the four rotations of the servo motor so that the steel wire is rewound and the clamping frame is pulled to separate it and then the drill bit is released, which is more convenient to use and at the same time through The chip suction hole cooperates with the chip guide tube and the chip storage chamber to collect the bone powder produced when the drill bit is working, preventing the bone powder from affecting the accuracy of drilling and the quality of treatment, with strong practicability and safety.

Description of drawings

Fig. 1 is a schematic sectional structure schematic diagram of a front view of a medical orthopedic drilling machine proposed by the present invention;

Fig. 2 is a kind of medical orthopedic drilling machine A-A place structural enlarged schematic diagram that the present invention proposes;

Fig. 3 is a kind of medical orthopedic drilling machine B-B place structural enlarged schematic diagram that the present invention proposes;

Fig. 4 is a structural schematic diagram of a bottom view of the propulsion mechanism of a medical orthopedic punching machine proposed by the present invention;

5 is a structural schematic diagram of a top view of a clamping mechanism of a medical orthopedic punching machine proposed by the present invention;

Fig. 6 is a schematic cross-sectional structure diagram of a front view of a drill mechanism of a medical orthopedic drilling machine proposed by the present invention.

In the figure: 1 punching machine shell, 2 drill port, 3 propulsion mechanism, 31 chute, 32 teeth, 33 movable gear seat, 34 propulsion ring, 35 linkage rod, 36 screw rod, 37 fixed slot 1, 38 Servo motor 1, 39 fixed slot 2, 4 punching machine handle, 5 power mechanism, 51 servo motor 2, 52 deck, 53 air pump, 54 cross card slot, 55 block 1, 6 replacement mechanism, 61 lower tooth plate, 62 upper gear plate, 63 servo motor three, 7 clamping mechanism, 71 support, 72 clamping frame, 73 steel wire, 74 servo motor four, 75 take-up reel, 8 drill mechanism, 81 drill bit, 82 block two, 83 Chip suction hole, 84 chip guide pipe, 85 one-way valve, 86 chip storage chamber, 87 partition, 88 pressure sensor.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-6, the present invention provides a technical solution for a medical orthopedic drilling machine: a medical orthopedic drilling machine, including a punching machine shell 1, and the bottom end of the punching machine shell 1 is provided with a drill hole 2. A propelling mechanism 3 with one end located inside the handle 4 of the punching machine is movably installed in the inner cavity of the punching machine shell 1, and a power mechanism 5 is fixedly installed on the propelling mechanism 3, and the punching machine handle 4 is fixedly installed at a position far away from the drill port. 2 On the side of the puncher shell 1 at one end, a replacement mechanism 6 is fixedly installed on the bottom of the inner cavity of the puncher casing 1, and a clamping mechanism 7 is fixedly installed on the upper surface of the replacement mechanism 6, and a top end is movably connected to the clamping mechanism 7. The drill mechanism 8 compatible with the power mechanism 5, the medical orthopedic drilling machine is compatible with the external AC power system, the rated voltage is 110V, and the frequency is 60HZ.

In the present invention, the propulsion mechanism 3 includes a chute 31, the inside of the chute 31 is movably equipped with a movable tooth seat 33 meshing with the teeth 32, and the side of the mobile tooth seat 33 is fixedly equipped with an annular propelling ring 34, and the propelling ring The inner wall of 34 is sheathed with screw mandrel 36 by linkage rod 35, and one end of screw mandrel 36 is fixedly connected with the servomotor-38 that is positioned at fixed groove-37, and fixed groove-137 is offered on the puncher handle 4, and pushes ring The 34 is provided with a fixed groove two 39.

Among the present invention, power mechanism 5 comprises servomotor 2 51, and servomotor 2 51 adopts the micro-motor that cross-sectional diameter is 3.2cm, and on the rotating shaft of servomotor 2 51, deck 52 is fixedly installed, and the bottom end of deck 52 is opened There is a cross card slot 54, the inwall of the cross card slot 54 is fixedly equipped with a block one 55, and the inside of the deck 52 is fixedly installed with an air pump 53 whose air outlet is positioned at the center of the cross card slot 54, and the air pump 53 adopts a miniature air pump SB5505 type.

In the present invention, the replacement mechanism 6 includes a lower toothed plate 61, the upper side of the lower toothed plate 61 is engaged with an upper toothed plate 62, and the upper toothed plate 62 is engaged with the side of the lower toothed plate 61 through a slider, and the upper toothed plate 62 The shaft center is fixedly connected with a servo motor 3 63 fixedly installed in the puncher shell 1 inside by a holder.

In the present invention, the clamping mechanism 7 includes a support 71, and the side of the support 71 is fixedly equipped with a clamping frame 72. The number of the clamping frame 72 is four, and two pairs are a pair, which can be used for drill bits 81 of different types. Clamping, the middle part of the outer surface of the clamping frame 72 is fixedly connected with the take-up reel 75 by a steel wire 73, and the axis of the take-up reel 75 is fixedly installed on the output shaft of the servo motor four 74 positioned at the side of the support 71, the servo motor The cross-sectional diameter of four 74 is 1/5th of the cross-sectional diameter of servo motor two 51.

Among the present invention, drill mechanism 8 comprises drill bit 81, and the interior of drill bit 81 is hollow, and the side surface of drill bit 81 top is cross-shaped symmetrical fixed installation with block two 82, and block two 82 and block one 55 are adapted, can rotate Play a very good role in fixing, the top of the drill bit 81 is fixedly installed with a pressure sensor 88, the bottom end of the drill bit 81 is provided with a chip suction hole 83, the outlet of the chip suction hole 83 passes through the chip guide tube 84 and is located inside the drill bit 81 The inlet of the chip storage chamber 86 is connected, and a one-way valve 85 is fixedly installed at the junction of the chip guide pipe 84 and the chip storage chamber 86. The one-way valve 85 ensures that the aggregate can only enter the chip storage chamber 86, and the chip storage chamber 86 A spacer 87 is fixedly installed inside, and the outlet of the chip storage chamber 86 runs through the axis of the top of the drill bit 81 and corresponds to the air outlet of the air pump 53 .

In the present invention, the quantity of the drill mechanism 8 is two, and the length of the top of the two drill mechanisms 8 matches the length of the bottom end of the power mechanism 5 , and an air guiding groove is provided at the top of the drill mechanism 8 .

In the present invention, a through hole with an internal thread is provided at the joint between the linkage rod 35 and the screw rod 36 , and four movable gear holders 33 are fixedly mounted on the outer surface of the linkage rod 35 at equal distances.

The propulsion mechanism 3 of the present invention can better restrict the moving direction and position of the propulsion ring 34 by setting the chute 31 adapted to the teeth 32, so that the direction and position of the propulsion ring 34 movement are more accurate and fit Servo motor one 38 drives screw mandrel 36 to rotate and then makes interlocking rod 35 drive propulsion ring 34 to move, can control the movement of propulsion ring 34 to make it grasp better with the distance of punching machine shell 1 bottom, is convenient to grasp power mechanism 5 and The fixed relationship of block two 82 is not only stable in movement, but also easy to operate and better in use.

The power mechanism 5 of the present invention can drive the rotation of the drill bit 81 to drill holes through the servo motor 2 51, and at the same time cooperate with the air pump 53 to generate negative pressure to provide a power source for bone powder collection, which is convenient to use, and can be better and more efficient with the cross card slot 54 Stably fix the clamping block 2 82, prevent the drill bit 81 from shifting during work, ensure the quality of punching, and improve the quality of treatment.

The replacement mechanism 6 of the present invention drives the upper toothed disc 62 to rotate through the servo motor 3 63 and then drives the clamping mechanism 7 to rotate. Different drill bits 81 can be replaced according to the patient's condition, so as to ensure that various drilling diameters can be provided during use, suitable for use. Compatibility and pertinence are strong, which is beneficial to the treatment of patients.

The clamping mechanism 7 and the drill mechanism 8 of the present invention feel the pressure on the drill bit 81 through the pressure sensor 88 and then control the rotation of the servo motor 474 to make the steel wire 73 rewind and pull the clamping frame 72 to separate it and then loosen the drill bit 81. It is more convenient to use, and at the same time, the bone powder produced when the drill bit 81 is working can be collected through the chip suction hole 83 in conjunction with the chip guide tube 84 and the chip storage chamber 86, so as to prevent the bone powder from affecting the accuracy of drilling and the quality of treatment, practicability and safety. strong.

Hold the handle 4 of the punching machine in hand, and use the replacement mechanism 6 to

To replace different drill bits 81, use the propulsion mechanism 3 to control the combination of the power mechanism 5 and the drill bit 81, and at the same time, through the cooperation of the pressure sensor 88 and the clamping mechanism 7, the power mechanism 5 and the drill bit 81 have a stronger contact pressure to loosen the drill bit 81 It is rotated and punched, and the bone powder produced by punching is collected in the debris storage chamber 86 by the air pump 53, which is highly practical.

Embodiment 1: A medical orthopedic punching machine, characterized in that: it includes a punching machine shell (1), and the bottom end of the punching machine shell (1) is provided with a drill port (2), and the hole is drilled The inner cavity of the machine shell (1) is movably equipped with a propulsion mechanism (3) with one end located inside the handle (4) of the puncher, and a power mechanism (5) is fixedly installed on the propulsion mechanism (3). The handle of the puncher ( 4) It is fixedly installed on the side of the punching machine shell (1) away from the end of the drill hole (2). The bottom of the inner cavity of the punching machine shell (1) is fixedly installed with a replacement mechanism (6). ) is fixedly mounted with a clamping mechanism (7) on the upper surface, and the clamping mechanism (7) is movably connected with a drill mechanism (8) whose top end matches the power mechanism (5).

Embodiment 2: On the basis of Embodiment 1, the present invention may further include: the propulsion mechanism (3) includes a chute (31), and the inside of the chute (31) is movable with teeth (32) The meshing mobile teeth seat (33), the side of the mobile tooth seat (33) is fixedly installed with an annular push ring (34), and the inner wall of the push ring (34) is sleeved with a screw rod (36) through the linkage rod (35). ), one end of the screw rod (36) is fixedly connected with the servo motor one (38) located in the fixed groove one (37), the fixed groove one (37) is opened on the handle (4) of the punching machine, and the push ring (34) is provided with fixing groove two (39) on.

The replacement mechanism (6) includes a lower toothed plate (61), the upper side of the lower toothed plate (61) is meshed with an upper toothed plate (62), and the upper toothed plate (62) and the lower toothed plate (61) The side is clamped by a slider, and the axis of the upper toothed plate (62) is fixedly connected with a servo motor three (63) fixedly installed inside the puncher casing (1) through a fixing frame.

The drill mechanism (8) includes a drill bit (81), the side of the top of the drill bit (81) is symmetrically fixed with a cross-shaped block two (82), and a pressure sensor (88) is fixedly installed on the top of the drill bit (81). ), the bottom end of the drill bit (81) is provided with a chip suction hole (83), and the outlet of the chip suction hole (83) is imported through the chip guide tube (84) and the chip storage cavity (86) inside the drill bit (81) connected, a one-way valve (85) is fixedly installed at the junction of the chip guide tube (84) and the chip storage chamber (86), and a partition (87) is fixedly installed inside the chip storage chamber (86), and the chip storage chamber The outlet of (86) runs through the axis of the drill bit (81) top and corresponds to the air outlet of the air pump (53).

A through hole with an internal thread is provided at the joint between the linkage rod (35) and the screw rod (36), and four movable tooth seats (33) are fixedly installed on the outer surface of the linkage rod (35) at equal distances. .

Embodiment 3: On the basis of Embodiment 1, the present invention may further include: the propulsion mechanism (3) includes a chute (31), and the inside of the chute (31) is movable and installed with teeth (32) The meshing mobile teeth seat (33), the side of the mobile tooth seat (33) is fixedly installed with an annular push ring (34), and the inner wall of the push ring (34) is sleeved with a screw rod (36) through the linkage rod (35). ), one end of the screw rod (36) is fixedly connected with the servo motor one (38) located in the fixed groove one (37), the fixed groove one (37) is opened on the handle (4) of the punching machine, and the push ring (34) is provided with fixing groove two (39) on.

The power mechanism (5) includes a servo motor two (51), a card seat (52) is fixedly installed on the rotating shaft of the servo motor two (51), and a cross card slot ( 54), the inner wall of the cross card slot (54) is fixedly installed with a block one (55), and the inside of the card seat (52) is fixedly installed with an air pump (53) whose air outlet is located at the center of the cross card slot (54).

The clamping mechanism (7) includes a support (71), and a clamping frame (72) is fixedly installed on the side of the support (71), and the middle part of the outer surface of the clamping frame (72) is connected to The take-up reel (75) is fixedly connected, and the axis of the take-up reel (75) is fixedly mounted on the output shaft of the servo motor four (74) on the side of the support (71).

The number of the drill mechanism (8) is two, and the length of the top of the two drill mechanisms (8) matches the length of the bottom of the power mechanism (5), and an air guide groove is opened on the top of the drill mechanism (8) .

A through hole with an internal thread is provided at the joint between the linkage rod (35) and the screw rod (36), and four movable tooth seats (33) are fixedly installed on the outer surface of the linkage rod (35) at equal distances. .

Embodiment 4: On the basis of Embodiment 1, the present invention may further include: the propulsion mechanism (3) includes a chute (31), and the inside of the chute (31) is movable with teeth (32) The meshing mobile teeth seat (33), the side of the mobile tooth seat (33) is fixedly installed with an annular push ring (34), and the inner wall of the push ring (34) is sleeved with a screw rod (36) through the linkage rod (35). ), one end of the screw rod (36) is fixedly connected with the servo motor one (38) located in the fixed groove one (37), the fixed groove one (37) is opened on the handle (4) of the punching machine, and the push ring (34) is provided with fixing groove two (39) on.

The power mechanism (5) includes a servo motor two (51), a card seat (52) is fixedly installed on the rotating shaft of the servo motor two (51), and a cross card slot ( 54), the inner wall of the cross card slot (54) is fixedly installed with a block one (55), and the inside of the card seat (52) is fixedly installed with an air pump (53) whose air outlet is located at the center of the cross card slot (54).

The replacement mechanism (6) includes a lower toothed plate (61), the upper side of the lower toothed plate (61) is meshed with an upper toothed plate (62), and the upper toothed plate (62) and the lower toothed plate (61) The side is clamped by a slider, and the axis of the upper toothed plate (62) is fixedly connected with a servo motor three (63) fixedly installed inside the puncher casing (1) through a fixing frame.

The number of the drill mechanism (8) is two, and the length of the top of the two drill mechanisms (8) matches the length of the bottom of the power mechanism (5), and an air guide groove is opened on the top of the drill mechanism (8) .

A through hole with an internal thread is provided at the joint between the linkage rod (35) and the screw rod (36), and four movable tooth seats (33) are fixedly installed on the outer surface of the linkage rod (35) at equal distances. .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (1)

1. a medical orthopaedics puncher, it is characterised in that: include puncher shell (1), the end of described puncher shell (1) End offers out brill mouth (2), and the inner chamber at puncher shell (1) is movably installed with one end and is positioned at puncher handle (4) inside Propulsive mechanism (3), propulsive mechanism (3) is installed with actuating unit (5), and described puncher handle (4) is fixedly mounted on far Separating out puncher shell (1) side boring mouth (2) one end, the bottom of described puncher shell (1) inner chamber is installed with replacing Mechanism (6), is installed with clamp system (7) at the upper surface changing mechanism (6), and clamp system is connected with top on (7) The drill bit mechanism (8) that end is suitable with actuating unit (5).