CN-224224071-U - Pipe puncher

Abstract

The utility model discloses a catheter perforating machine, and belongs to the technical field of catheter processing equipment. The drilling machine comprises a shell, an inner cylinder body, a drilling shaft, a driving assembly, a driving shaft, a gear and a rotary driving shaft, wherein the inner cylinder body is vertically arranged on the shell in a sliding mode, a rack is arranged on the inner cylinder body in a vertical mode, the drilling shaft is rotatably arranged on the inner cylinder body, a drilling tool is arranged on the drilling shaft, the driving assembly is used for driving the drilling shaft to rotate, the driving shaft is rotatably arranged on the shell, the driving shaft is provided with a gear in meshed connection with the rack, and the rotary driving shaft can drive the drilling shaft to slide and drill through the gear and the rack. The punching device has the advantages that the punching shaft is driven to rotate through the driving assembly, the punching cutter is driven to rotate through the driving assembly, the driving shaft is driven to vertically move to drive the punching cutter to press the guide pipe, the guide pipe is subjected to rotary pressing punching operation, the hole structure formed in the guide pipe is more uniform, the quality is stable, pressing punching operation can be realized only by rotating the driving shaft on one side, the operation site is lower, and manual operation and control force are facilitated.

Inventors

• TANG XIANGYUE
• FENG JISHENG
• ZHANG GUANGYAO

Assignees

• 佛山市汉康医疗设备有限公司

Dates

Publication Date

20260512

Application Date

20250522

Claims (10)

1. 1. A catheter punch, comprising: A housing; the inner cylinder body is vertically arranged on the outer shell in a sliding manner, and a rack arranged vertically is arranged on the inner cylinder body; the punching shaft is rotatably arranged on the inner cylinder body, and is provided with a punching cutter; The driving assembly is used for driving the punching shaft to rotate; The driving shaft is rotatably arranged on the shell and is provided with a gear meshed with the rack, and the punching shaft can be driven to slide and punch by rotating the driving shaft through the gear and the rack.
2. 2. The catheter puncher of claim 1, wherein the driving assembly comprises a driving wheel rotatably mounted on the housing and a driving sub-piece for driving the driving wheel to rotate, the driving wheel is provided with a through hole for the punching shaft to pass through, the inner wall of the through hole is provided with a protruding block, and the outer side of the punching shaft is provided with a groove for the protruding block to insert and slide.
3. 3. The catheter puncher of claim 2, wherein the plurality of protruding blocks are annularly distributed on the inner wall of the through hole, and a plurality of grooves are correspondingly annularly formed on the outer side of the driving shaft.
4. 4. The catheter punch of claim 2, wherein the drive sub-assembly includes a motor mounted to the housing and a drive wheel mounted to an output end of the motor, the drive wheel and the drive wheel being cooperatively sleeved with a drive belt.
5. 5. The catheter puncher of claim 1, wherein a support rod is arranged in the middle of the housing, and a base is mounted at the bottom of the support rod.
6. 6. The catheter puncher of claim 5, wherein the support rod is in sliding connection with the outer shell, the outer shell is provided with a first fixed block and a second fixed block in a sliding mode respectively, the first fixed block and the second fixed block are threaded together and provided with fixing screws in a penetrating mode, the fixing screws are arranged in a mode that threads connected with the first fixed block and the second fixed block are opposite in rotation direction respectively, and the fixing screws can be rotated to drive the first fixed block and the second fixed block to be close to each other respectively so as to clamp the support rod.
7. 7. The catheter puncher of claim 6, wherein the side of the first fixed block and the side of the second fixed block, which are close to each other, are provided with inclined cambered surfaces which can be matched with the supporting rods for pressing.
8. 8. The catheter puncher of claim 5, wherein the base is provided with a clamp, the clamp is provided with a material hole, and the clamp is provided with a positioning hole which is communicated with the material hole and corresponds to the punching cutter.
9. 9. The catheter punch of claim 1, wherein the housing is provided with a first stop block, the drive shaft is provided with a second stop block, and the second stop block is abutted against the first stop block when the punch shaft rotates to a preset position.
10. 10. The catheter punch of claim 9, wherein the drive shaft is rotatably mounted with a worm gear, the housing is rotatably mounted with a worm in meshed engagement with the worm gear, and the first stop block is mounted on the worm gear.

Description

Pipe puncher Technical Field The utility model relates to the technical field of catheter processing equipment, in particular to a catheter perforating machine. Background The medical catheter is softer in material, and when part of the catheter needs to be perforated in a specific position, the catheter is generally directly pressed and perforated through a perforating cutter, but holes Zhou Zhiliang formed in the catheter are uneven, and the perforating cutter is required to be pressed manually from top to bottom in the vertical direction to press, so that the operation is inconvenient. Disclosure of utility model The present utility model is directed to a catheter punch that solves one or more of the problems of the prior art, and provides at least one of a beneficial choice or creation. The technical scheme includes that the catheter puncher comprises a shell, an inner cylinder body, a punching shaft, a driving assembly, a driving shaft and a driving shaft, wherein the inner cylinder body is vertically arranged on the shell in a sliding mode, a rack is arranged on the inner cylinder body in a vertical mode, the punching shaft is rotatably arranged on the inner cylinder body, a punching cutter is arranged on the punching shaft, the driving assembly is used for driving the punching shaft to rotate, the driving shaft is rotatably arranged on the shell, a gear in meshed connection with the rack is arranged on the driving shaft, and the driving shaft can be rotated to drive the punching shaft to slide and punch through the gear and the rack. The technical scheme has the advantages that the punching cutter is driven to rotate by the rotation of the punching shaft of the driving assembly, and is driven to vertically move by the rotation of the driving shaft to drive the punching cutter to press the guide pipe, so that the guide pipe is subjected to rotary downward punching operation, the hole structure formed on the guide pipe is more uniform, the quality is stable, the downward punching operation can be realized by only rotating the driving shaft on one side, the operation site is lower, and the manual operation and the control of the force are facilitated. As a further improvement of the technical scheme, the driving assembly comprises a driving wheel rotatably mounted on the shell and a driving sub-piece for driving the driving wheel to rotate, the driving wheel is provided with a through hole for the punching shaft to penetrate through, the inner wall of the through hole is provided with a lug, and the outer side of the punching shaft is provided with a groove for the lug to insert and slide. As a further improvement of the technical scheme, the convex blocks are provided with a plurality of grooves which are distributed on the inner wall of the through hole in a surrounding manner, and the outer side of the driving shaft is correspondingly provided with a plurality of grooves in a surrounding manner. As a further improvement of the technical scheme, the driving sub-piece comprises a motor arranged on the shell and a driving wheel arranged at the output end of the motor, and a transmission belt is sleeved on the driving wheel and the driving wheel together. As a further improvement of the technical scheme, a supporting rod is arranged in the middle of the shell, and a base is arranged at the bottom of the supporting rod. As a further improvement of the technical scheme, the supporting rod is in relative sliding connection with the shell, the shell is respectively provided with a first fixed block and a second fixed block in a sliding manner, the first fixed block and the second fixed block are provided with fixing screws in a threaded manner in a common mode, the fixing screws are respectively arranged in a threaded manner opposite to the threads connected with the first fixed block and the second fixed block in a threaded manner, and the fixing screws can respectively drive the first fixed block and the second fixed block to be close to each other so as to clamp the supporting rod. As a further improvement of the technical scheme, one side, close to each other, of the first fixing block and the second fixing block is provided with an inclined cambered surface which can be matched with the supporting rod for pressing. As a further improvement of the technical scheme, the base is provided with a clamp, a material hole is formed in the clamp, and a positioning hole which is communicated with the material hole and corresponds to the punching cutter is formed in the clamp. As a further improvement of the technical scheme, the first limiting block is installed on the shell, the second limiting block is installed on the driving shaft, and when the punching shaft rotates to a preset position, the second limiting block is in contact with the first limiting block. As a further improvement of the technical scheme, the driving shaft is rotatably provided with a worm wheel, the shell is rotatably provided with a worm