CN214489609U

CN214489609U - Medical joint perforating device with replaceable drill bit

Info

Publication number: CN214489609U
Application number: CN202120181760.2U
Authority: CN
Inventors: 李志昌; 冯辰成
Original assignee: Peking University Peoples Hospital
Current assignee: Peking University; Peking University Peoples Hospital
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-10-26
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a medical joint perforating device with replaceable drill bits, which comprises a base and an operation platen, wherein a drawer accommodating groove is arranged at the bottom of one side of the base, fixed blocks are arranged at two ends inside the drawer accommodating groove, two groups of fixed blocks are provided with drawers in a sliding manner, a support adjusting table is arranged at the top of the base, push rod chutes are arranged at two ends inside the support adjusting table, transverse push rods are arranged inside the two groups of push rod chutes in a sliding manner, internal thread push blocks are arranged at the middle positions inside the two groups of transverse push rods, a first bidirectional threaded rod is sleeved inside the two groups of internal thread push blocks, and a rocker is arranged at one side of the first bidirectional threaded rod; the utility model discloses an adjust mutually supporting between support, rocker, first bidirectional threaded rod, horizontal push rod, internal thread ejector pad and the push rod spout, realize the altitude mixture control of device, special crowd can adjust the height that oneself can adapt to when using.

Description

Medical joint perforating device with replaceable drill bit

Technical Field

The utility model relates to a drilling equipment technical field specifically is a removable formula medical joint perforating device of drill bit.

Background

Machining means a process of changing the external dimensions or properties of a workpiece by a mechanical device, and the machining modes can be divided into cutting machining and pressure machining, wherein the pressure machining is often used for drilling, the drilling means an operation of drilling a hole in a solid material by using a drill, and some workpieces need to be drilled for installation;

but there is still comparatively obvious problem in current perforating device:

1. the existing punching device is bulky and complex in structure, and the adjusting device which cannot be effectively adjusted is extremely inconvenient for special people to operate, so that improper operation even forms potential safety hazards;

2. the existing punching device consumes time in the process of replacing the drill bit, and cannot meet the requirement of enterprises on production efficiency, so that the production capacity is reduced;

3. the existing punching device is not provided with a storage box capable of storing articles, so that the conventional articles of the device can be maintained or parts cannot be effectively sorted and stored.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a removable formula medical treatment joint perforating device of drill bit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a medical joint perforating device with a replaceable drill bit comprises a base and an operation bedplate, wherein a drawer accommodating groove is formed in the bottom of one side of the base, fixing blocks are arranged at two ends inside the drawer accommodating groove, two groups of fixing blocks are provided with drawers in a sliding mode, a support adjusting table is arranged at the top of the base, push rod sliding grooves are arranged at two ends inside the support adjusting table, transverse push rods are arranged inside the two groups of push rod sliding grooves in a sliding mode, an internal thread push block is arranged at the middle position inside the two groups of transverse push rods, a first bidirectional threaded rod is sleeved inside the two groups of internal thread push blocks, a rocker is arranged on one side of the first bidirectional threaded rod, adjusting supports are hinged to two sides of the outer sides of the two groups of transverse push rods, a fixing table is arranged at the middle position of the top of the operation bedplate, a first sliding groove is formed inside the fixing table, and a second bidirectional threaded rod is sleeved inside the first sliding groove, two sides of the outer side of the second bidirectional threaded rod are provided with second internal thread sliding blocks, the tops of two groups of the second internal thread sliding blocks are provided with workpiece clamping blocks, two sides of the top of the operation bedplate are symmetrically provided with vertical piles, a servo motor is arranged at the middle position of the top of one side of one group of the vertical piles, the output end of the servo motor is provided with a threaded rod, a first internal thread sliding block is arranged at the middle position of the outer side of the threaded rod, two groups of the vertical piles are provided with rotating shafts at two ends close to the top of one side and penetrate through the inside of the first internal thread sliding block, two sides of the bottom of the first internal thread sliding block are provided with electric lifting rods, the bottoms of the two groups of the electric lifting rods are provided with motor bins, the bottom inside the motor bins is provided with driving motors, the output ends of the driving motors are provided with three-jaw chucks, one side of each three-jaw chuck is provided with a rotating shaft, the rotating shafts extend to the inside of the three-jaw chucks and are provided with small bevel gears, a spiral toothed disc is slidably sleeved in the three-jaw chuck, an annular rack is arranged at the edge of the top of the spiral toothed disc, three groups of second sliding grooves are uniformly formed in the bottom of the three-jaw chuck, drill bit clamping blocks are arranged in the three groups of second sliding grooves in a sliding mode, the tops of the three groups of drill bit clamping blocks are provided with chuck grooves, the tooth disc groove and the spiral tooth disc are mutually meshed, drill bits are arranged among the three groups of drill bit clamping blocks, the spiral tooth disc is arranged at one end of the annular rack, three groups of tooth disc grooves are formed in one end of the spiral tooth disc, drill bit clamping blocks are arranged at one ends of the three groups of tooth disc grooves, second sliding grooves are formed in the middle positions of the three groups of drill bit clamping blocks, drill bits are arranged on one sides of the three groups of drill bit clamping blocks, a control panel is arranged at the bottom of one end of the front face of one group of the vertical pile, the control panel is electrically connected with the electric lifting rod, the driving motor and the servo motor through wires respectively.

Preferably, both ends of the bottom of the operation table plate are provided with connecting sliding grooves, connecting sliding blocks are arranged inside the connecting sliding grooves in a sliding mode, and the four groups of connecting sliding blocks are conveniently hinged to the tops of the four groups of adjusting supports.

Preferably, every two of the four groups of adjusting supports are positioned at one end, the middle positions of the two groups of adjusting supports at the same end are hinged with each other, and bolts are arranged at the hinged positions.

Preferably, the four corners of the bottom of the base are provided with universal wheels, and the universal wheels are provided with braking devices.

Preferably, one side of the base is provided with a pull rod, and the pull rod is provided with an anti-skid sleeve.

Preferably, the inner side of the motor cabin is provided with silencing cotton.

Compared with the prior art, the beneficial effects of the utility model are that: the medical joint perforating device passes through.

1. The height of the device is adjusted by the mutual matching of the adjusting bracket, the rocker, the first bidirectional threaded rod, the transverse push rod, the internal thread push block and the push rod sliding groove, and special people can adjust the height to which the device can adapt when in use;

2. through the mutual matching among the drill bit clamping block, the rotating shaft, the small bevel gear, the annular rack, the spiral toothed disc, the toothed disc groove and the second sliding groove, the follow-up replacement of the drill bit in the production process is realized, and the drill bit can be replaced in time when holes with different sizes are machined;

3. through the mutual cooperation between the groove is accomodate to drawer, fixed block and drawer, realize accomodating article, the person of facilitating the use is to the arrangement of some article commonly used, also can in time take out when needing when depositing idle article.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a side cross-sectional view of the present invention;

fig. 3 is a top view of the stand adjusting table of the present invention;

fig. 4 is a top cross-sectional view of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 6 is an enlarged schematic view of the structure at B of fig. 1 according to the present invention;

fig. 7 is an enlarged schematic view of the structure at C in fig. 1 according to the present invention;

fig. 8 is a schematic structural view of the three-jaw chuck of the present invention.

In the figure: 1. a base; 2. adjusting the bracket; 3. a rocker; 4. erecting a pile; 5. a threaded rod; 6. a motor compartment; 7. an electric lifting rod; 8. a first internal thread slider; 9. a drive motor; 10. a control panel; 11. a first bidirectional threaded rod; 12. a transverse push rod; 13. a support adjusting table; 14. a drawer; 15. a fixed block; 16. a drawer receiving groove; 17. a three-jaw chuck; 18. operating the bedplate; 19. an internal thread push block; 20. a drill bit; 21. a second internal thread slider; 22. a second bidirectional threaded rod; 23. a first chute; 24. a workpiece clamping block; 25. a fixed table; 26. a servo motor; 27. a drill clamping block; 28. a push rod chute; 29. a rotating shaft; 30. a bevel pinion gear; 31. an annular rack; 32. a spiral chain wheel; 33. a dental disc groove; 34. a second runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides an embodiment: a drilling device for medical joints with replaceable drill bits comprises a base 1 and an operation table plate 18, wherein a drawer accommodating groove 16 is formed in the bottom of one side of the base 1, fixing blocks 15 are arranged at two ends inside the drawer accommodating groove 16, drawers 14 are arranged in two groups of fixing blocks 15 in a sliding mode, a user can conveniently arrange some common articles and can take out the articles when needed, a support adjusting table 13 is arranged at the top of the base 1, push rod sliding grooves 28 are formed in two ends inside the support adjusting table 13, transverse push rods 12 are arranged inside the two groups of push rod sliding grooves 28 in a sliding mode, internal thread push blocks 19 are arranged in the middle positions inside the two groups of transverse push rods 12, a first bidirectional threaded rod 11 is sleeved inside the two groups of internal thread push blocks 19, a rocker 3 is arranged on one side of the first bidirectional threaded rod 11, and adjusting supports 2 are hinged to two sides outside the two groups of transverse push rods 12, the height that the convenience of a user can adapt to when using can be adjusted, the middle position department at the top of the operation platen 18 is provided with a fixed station 25, the inside of the fixed station 25 is provided with a first chute 23, the inside of the first chute 23 is sleeved with a second bidirectional threaded rod 22, the two sides of the outer side of the second bidirectional threaded rod 22 are both provided with second internal thread sliders 21, the tops of the two groups of second internal thread sliders 21 are provided with workpiece clamping blocks 24, the two sides of the top of the operation platen 18 are symmetrically provided with vertical piles 4, the middle position department of the top of one side of one group of vertical piles 4 is provided with a servo motor 26, the output end of the servo motor 26 is provided with a threaded rod 5, the middle position department of the outer side of the threaded rod 5 is provided with a first internal thread slider 8, the two ends of the top of one side, which are close to each other, of the two groups of vertical piles 4 are both provided with rotating shafts 29 and penetrate through the inside of the first internal thread slider 8, the two sides of the bottom of the first internal thread slider 8 are both provided with electric lifting rods 7, the bottom of the two groups of electric lifting rods 7 is provided with a motor chamber 6, the bottom inside the motor chamber 6 is provided with a driving motor 9, the output end of the driving motor 9 is provided with a three-jaw chuck 17, one side of the three-jaw chuck 17 is provided with a rotating shaft 29, the rotating shaft 29 extends into the three-jaw chuck 17 and is provided with a bevel pinion 30, the inside of the three-jaw chuck 17 is slidably sleeved with a spiral fluted disc 32, the edge of the top of the spiral fluted disc 32 is provided with an annular rack 31, the bottom of the three-jaw chuck 17 is uniformly provided with three groups of second sliding grooves 34, the inside of the three groups of second sliding grooves 34 is slidably provided with drill clamping blocks 27, the tops of the three groups of drill clamping blocks 27 are provided with fluted disc grooves 33, the fluted disc grooves 33 and the spiral fluted disc 32 are mutually meshed, a drill 20 is arranged between the three groups of drill clamping blocks 27, one end of the annular rack 31 is provided with the spiral fluted disc 32, one end of the spiral fluted disc 32 is provided with three groups of disc grooves 33, one end of the three groups of drill clamping blocks 27, the middle positions of the three groups of drill bit clamping blocks 27 are provided with second sliding grooves 34, so that convenience is brought to users for replacing drill bits in time when holes with different sizes are processed, one side of each group of drill bit clamping blocks 27 is provided with a drill bit 20, the bottom of one end of the front surface of the vertical pile 4 is provided with a control panel 10, and the control panel 10 is electrically connected with the electric lifting rod 7, the driving motor 9 and the servo motor 26 through wires respectively.

In this implementation, both ends of operation platen 18 bottom all are equipped with the connection spout, and the inside of connecting the spout all slides and is equipped with link block, four group link block convenience and four group adjust the top of support 2 and articulate each other, the adjusting device's of being convenient for position height, four group adjust two liang of supports 2 and be located one end, two group adjust 2 intermediate position departments of support articulate each other with the end, and articulated department is equipped with the bolt, the firm messenger's device that further strengthens adjusting support 2 between two liang makes the device more stable, the bottom four corners position department of base 1 all is equipped with the universal wheel, and be equipped with arresting gear on the universal wheel, can guarantee the stability of device, one side of base 1 is equipped with the pull rod, and be equipped with the antiskid cover on the pull rod, produce the pole that takes off when preventing to stimulate the pull rod, the inboard of motor storehouse 6 is provided with the amortization cotton, effectively reduce driving motor 9 the noise that produces at the during operation.

The working principle is as follows: the device is moved to a position needing to work, the rocker 3 is rotated to drive the first bidirectional threaded rod 11 to rotate, the internal thread push block 19 drives the two groups of transverse push rods 12 to mutually approach on the push rod sliding groove 28 under the action of threads, the two groups of transverse push rods 12 simultaneously drive the four groups of adjusting brackets 2 to mutually approach around the hinge shaft, so that the inclination angle of the adjusting brackets 2 is reduced, the four groups of adjusting brackets 2 are enabled to upwards lift the operating bedplate 18, the height of the operating bedplate 18 is adjusted, finally the two groups of adjusting brackets 2 are further fixed through bolts, the two groups of second internal thread sliding blocks 21 are mutually abutted in the first sliding groove 23 under the action of the threads by rotating the second bidirectional threaded rod 22, then a workpiece needing to be processed is placed between the two groups of workpiece clamping blocks 24 to clamp the workpiece, and when a drill bit needs to be replaced, the rotating shaft 29 is rotated to drive the small bevel gear 30 to rotate, the rotating small bevel gear 30 drives the spiral crankshafts 32 to rotate by driving the annular racks 31, the three groups of the crankshafts 33 are abutted against each other through the second sliding grooves 34 under the action of the threads of the spiral crankshafts 32, the drill bit 20 is placed between the three groups of the drill bit clamping blocks 27 to be clamped, and the installation and the clamping of the drill bit are completed, then the power is switched on to turn on the control panel 10, the servo motor 26 is turned on through the control panel 10, the servo motor 26 is electrified to work to drive the threaded rod 5 to rotate, move to the assigned position through axis of rotation 29 under the effect of screw, open driving motor 9 through control panel 10, driving motor 9 circular telegram work drives drill bit 20 on the three-jaw chuck 17 and rotates, opens electric lift rod 7 through control panel 10 at last, and electric lift rod 7 circular telegram work drives motor storehouse 6 and goes up and down and accomplish the work of punching.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A drilling device for medical joints with replaceable drill bits comprises a base (1) and an operation bedplate (18), and is characterized in that: the bottom of one side of the base (1) is provided with a drawer accommodating groove (16), two ends of the inside of the drawer accommodating groove (16) are provided with fixing blocks (15), two groups of fixing blocks (15) are provided with drawers (14) in a sliding manner, the top of the base (1) is provided with a support adjusting table (13), two ends of the inside of the support adjusting table (13) are provided with push rod sliding grooves (28), the inside of the two groups of push rod sliding grooves (28) is provided with transverse push rods (12) in a sliding manner, an internal thread push block (19) is arranged at the middle position inside the two groups of transverse push rods (12), a first bidirectional threaded rod (11) is sleeved inside the two groups of internal thread push blocks (19), one side of the first bidirectional threaded rod (11) is provided with a rocker (3), two sides of the outer sides of the two groups of transverse push rods (12) are hinged with adjusting supports (2), a fixing table (25) is arranged at the middle position of the top of the operation table plate (18), a first sliding groove (23) is formed in the fixed table (25), a second bidirectional threaded rod (22) is sleeved in the first sliding groove (23), second internal threaded sliders (21) are arranged on two sides of the outer side of the second bidirectional threaded rod (22), workpiece clamping blocks (24) are arranged at the tops of two groups of second internal threaded sliders (21), vertical piles (4) are symmetrically arranged on two sides of the top of the operation table plate (18), a servo motor (26) is arranged at the middle position of the top of one side of one group of vertical piles (4), a threaded rod (5) is arranged at the output end of the servo motor (26), a first internal threaded slider (8) is arranged at the middle position of the outer side of the threaded rod (5), two ends, close to the top of one side, of the two groups of vertical piles (4) are provided with rotating shafts (29) and penetrate through the inside of the first internal threaded slider (8), electric lifting rods (7) are arranged on two sides of the bottom of the first internal threaded slider (8), two sets of the bottom of electric lift pole (7) is equipped with motor storehouse (6), the inside bottom in motor storehouse (6) is equipped with driving motor (9), the output of driving motor (9) is equipped with three-jaw chuck (17), one side of three-jaw chuck (17) is equipped with axis of rotation (29), axis of rotation (29) extend to the inside of three-jaw chuck (17) and are equipped with bevel pinion (30), the inside slip cover of three-jaw chuck (17) is equipped with spiral chain wheel (32), the edge at spiral chain wheel (32) top is equipped with annular rack (31), the bottom of three-jaw chuck (17) evenly is equipped with three groups of second spout (34), three groups the inside slip of second spout (34) is equipped with drill bit clamp splice (27), three groups the top of drill bit clamp splice (27) all is equipped with chain wheel groove (33), chain wheel groove (33) and spiral chain wheel (32) intermeshing, three groups be equipped with drill bit (20) between drill bit clamp splice (27), the one end of annular rack (31) is equipped with spiral chain wheel (32), the one end of spiral chain wheel (32) is equipped with three group chain wheel grooves (33), and three groups the one end of chain wheel groove (33) is equipped with drill bit clamp splice (27), and three groups the intermediate position department of drill bit clamp splice (27) is equipped with second spout (34), and three groups one side of drill bit clamp splice (27) is equipped with drill bit (20), and is a set of the bottom of the positive one end of stump (4) is provided with control panel (10), control panel (10) are connected with electric lift pole (7), driving motor (9) and servo motor (26) electricity respectively through the wire.

2. The replaceable-bit medical joint perforation device according to claim 1, wherein: the two ends of the bottom of the operation bedplate (18) are both provided with connecting sliding grooves, connecting sliding blocks are arranged inside the connecting sliding grooves in a sliding mode, and the four groups of connecting sliding blocks are conveniently hinged with the tops of the four groups of adjusting supports (2).

3. The replaceable-bit medical joint perforation device according to claim 1, wherein: the four groups of adjusting supports (2) are arranged at one end in pairs, the middle positions of the two groups of adjusting supports (2) at the same end are hinged with each other, and bolts are arranged at the hinged positions.

4. The replaceable-bit medical joint perforation device according to claim 1, wherein: the universal wheels are arranged at the four corners of the bottom of the base (1), and braking devices are arranged on the universal wheels.

5. The replaceable-bit medical joint perforation device according to claim 1, wherein: one side of the base (1) is provided with a pull rod, and the pull rod is provided with an anti-slip sleeve.

6. The replaceable-bit medical joint perforation device according to claim 1, wherein: the inner side of the motor bin (6) is provided with silencing cotton.