CN110479942B - Riveting pin tool for assembling vascular closure clamp - Google Patents
Riveting pin tool for assembling vascular closure clamp Download PDFInfo
- Publication number
- CN110479942B CN110479942B CN201910546753.5A CN201910546753A CN110479942B CN 110479942 B CN110479942 B CN 110479942B CN 201910546753 A CN201910546753 A CN 201910546753A CN 110479942 B CN110479942 B CN 110479942B
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- CN
- China
- Prior art keywords
- sliding
- telescopic mechanism
- vascular closure
- sliding block
- riveting
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- 230000002792 vascular Effects 0.000 title claims abstract description 25
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000001125 extrusion Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/14—Riveting machines specially adapted for riveting specific articles, e.g. brake lining machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/16—Drives for riveting machines; Transmission means therefor
- B21J15/20—Drives for riveting machines; Transmission means therefor operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides a riveting pin tool for assembling a vascular closure clip, which relates to the field of vascular closure clip assembling tools and comprises a base, a telescopic mechanism and a riveting pin mechanism matched with the telescopic mechanism, wherein the telescopic mechanism is fixedly connected with the base, and the riveting pin mechanism clamps and uniformly expands the two ends of a hollow pin shaft under the pushing of the telescopic mechanism; the staff will insert the vascular closure clamp of hollow round pin axle and put into the cassette in, telescopic machanism promotes the slider and slides in the slip table, and the loudspeaker type recess extrusion V type arm lock of slip table constitutes the inboard die pointed end in support arm front portion of V type arm lock and inserts hollow round pin axle and steadily opens the both ends of hollow round pin axle to effectively replace the manual work to utilize the pliers to open hollow round pin axle both ends, realized evenly exerting effort and improved production efficiency at hollow round pin axle.
Description
Technical Field
The invention relates to the field of vascular closure clip assembly tools, in particular to a riveting pin tool for assembling vascular closure clips.
Background
The middle part of a vascular closure clip similar to a clothes-horse is provided with a hollow pin shaft, the diameter of the hollow pin shaft is 1mm, at present, the procedure of assembling the vascular closure clip generally adopts manual work to penetrate the hollow pin shaft into a preformed hole of the vascular closure clip by using tweezers, and then two ends of the hollow pin shaft are expanded into a horn mouth shape by using pliers with pointed rivets, so that the rivet pin of the hollow pin shaft is locked, but the size of a manual force is difficult to accurately control, burrs or burrs are easily generated at two ends of the hollow pin shaft, the vascular closure clip is unqualified, a series of complications are easily caused by the burrs or burrs of the metal, and the like when the vascular closure clip is used, the manual work is time-consuming and labor-consuming, the production efficiency is low, and the production requirement of enterprises is difficult to be satisfied.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and providing a riveting pin tool for assembling a vascular closure clamp, which effectively replaces manual work, realizes uniform application of acting force on a hollow pin shaft and improves production efficiency.
The invention is realized by the following technical scheme: the riveting pin tool for assembling the vascular closure clamp comprises a base, a telescopic mechanism and a riveting pin mechanism matched with the telescopic mechanism, wherein the telescopic mechanism is fixedly connected with the base, the riveting pin mechanism clamps and uniformly expands the two ends of a hollow pin shaft under the pushing of the telescopic mechanism,
the riveting pin mechanism comprises a sliding table, a sliding block, a V-shaped clamping arm, a sliding rod, a spring and two groups of riveting heads, wherein a rectangular sliding groove which is communicated with the sliding table in front and back is formed in the middle of the sliding table, the sliding block is in sliding connection with the rectangular sliding groove, an open horn-shaped groove is formed in the front of the sliding block, the V-shaped clamping arm comprises two groups of supporting arms which are connected through a hinge shaft, the hinge shaft is positioned in the horn-shaped groove and is fixedly connected with the sliding table, the sliding block is used for gathering the V-shaped clamping arm, two ends of the sliding rod are fixedly connected with the sliding table, a stepped through hole is formed in the supporting arms, the sliding rod penetrates through the stepped through holes of the two groups of supporting arms, the spring is sleeved on the sliding rod, and the spring is used for expanding the V-shaped clamping arm, and the riveting heads are symmetrically and fixedly connected with the inner sides of the front parts of the supporting arms;
the base is located the die below and has set firmly the cassette, the cassette is used for fixed vascular closure clamp.
According to the above technical scheme, preferably, the slider is provided with two groups of bilateral symmetry antifriction bearings at the open position, the middle part of antifriction bearing passes through fixed axle and slider fixed connection, the slider passes through antifriction bearing extrusion V type arm lock.
According to the above technical scheme, preferably, the telescopic mechanism comprises an air cylinder and an electromagnetic valve connected with the air cylinder, wherein the electromagnetic valve is positioned in the base, and the air cylinder pushes the sliding block to reciprocate back and forth.
According to the above technical scheme, preferably, a floating joint is arranged between the cylinder and the sliding block.
According to the above technical solution, preferably, the telescopic mechanism further comprises a pressure regulating valve connected with the cylinder through an air pipe, and the pressure regulating valve is used for filtering gas and regulating air pressure.
The beneficial effects of the invention are as follows: the vascular closure clamp inserted into the hollow pin shaft is placed into the clamping seat by a worker, the telescopic mechanism pushes the sliding block to slide in the sliding table, the horn-shaped groove of the sliding table extrudes the V-shaped clamp arm, and the rivet tips on the inner side of the front part of the supporting arm forming the V-shaped clamp arm are inserted into the hollow pin shaft and stably expand the two ends of the hollow pin shaft, so that the two ends of the hollow pin shaft are expanded by using pliers instead of manpower effectively, the uniform application of acting force on the hollow pin shaft is realized, and the production efficiency is improved.
Drawings
Fig. 1 shows a schematic diagram of an axial side structure according to an embodiment of the present invention.
Fig. 2 shows a schematic diagram of the explosive structure of fig. 1.
Fig. 3 shows an exploded view of the rivet pin mechanism of fig. 1.
In the figure: 1. a base; 11. a clamping seat; 111. a strip-shaped groove; 2. a telescoping mechanism; 21. a cylinder; 22. a floating joint; 23. a pressure regulating valve; 3. a rivet pin mechanism; 31. a sliding table; 311. rectangular sliding grooves; 32. a slide block; 321. a horn-shaped groove; 322. a rolling bearing; 33. a V-shaped clamping arm; 331. a hinge shaft; 332. a support arm; 34. a slide bar; 35. a spring; 36. riveting heads; 4. a hollow pin shaft; 5. a handle.
Detailed Description
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present invention.
As shown in the figure, the invention provides a riveting pin tool for assembling a vascular closure clip, which comprises a base 1, a telescopic mechanism 2 and a riveting pin mechanism 3 matched with the telescopic mechanism 2, wherein the telescopic mechanism 2 is fixedly connected with the base 1, the riveting pin mechanism 3 clamps and uniformly expands the two ends of a hollow pin shaft 4 to form a horn shape under the pushing of the telescopic mechanism 2,
the riveting pin mechanism 3 comprises a sliding table 31, a sliding block 32, a V-shaped clamping arm 33, a sliding rod 34, a spring 35 and two groups of riveting heads 36, wherein the sliding table 31 is fixedly connected with the base 1, a rectangular sliding groove 311 which is communicated with the sliding table 31 from front to back is formed in the middle of the sliding table, the sliding block 32 is in sliding connection with the rectangular sliding groove 311, an open horn-shaped groove 321 is formed in the front of the sliding block 32, the V-shaped clamping arm 33 comprises two groups of supporting arms 332 which are connected through a hinge shaft 331, the hinge shaft 331 is positioned in the horn-shaped groove and is fixedly connected with the sliding table 31, the sliding block 32 extrudes the V-shaped clamping arm 33 under the pushing of the telescopic mechanism 2, two ends of the sliding rod 34 are fixedly connected with the sliding table 31, stepped through holes are formed in the supporting arms 332, the sliding rod 34 penetrates through the stepped through holes of the two groups of the supporting arms 332, the spring 35 is sleeved on the sliding rod 34, the spring 35 is used for expanding the V-shaped clamping arm 33, the riveting heads 36 are symmetrically and fixedly connected with the inner sides of the front part of the supporting arms 332, the opposite sides of the riveting heads 36 are in a conical structure, and the tip parts of the cone shape are conveniently inserted into two ends of the hollow pin 4;
the base 1 is located the die 36 below and has set firmly cassette 11, and cassette 11 is used for fixed vascular closure clamp, and the upper portion of cassette 11 has seted up the bar recess 111 with vascular closure clamp lower part looks adaptation, and slider 32 and cassette 11 are in same vertical plane with the axis of articulated axle 331 in the V type arm lock 33 in the axis of Y axle direction.
The specific working procedure is as follows:
the vascular closure clamp inserted into the hollow pin shaft 4 is placed into the clamping seat 11 by a worker, the telescopic mechanism 2 pushes the sliding block 32 to slide in the sliding table 31, the horn-shaped groove 321 formed in the front part of the sliding table 31 extrudes the V-shaped clamping arm 33, so that the supporting arm 332 forming the V-shaped clamping arm 33 is slowly folded by taking the hinging shaft 331 as a circle center, meanwhile, the pointed end of the riveting head 36 positioned on the inner side of the front part of the supporting arm 332 is inserted into the hollow pin shaft and stably expands the two ends of the hollow pin shaft 4, the two ends of the hollow pin shaft 4 are expanded into horns, thereby effectively replacing the manual operation of expanding the two ends of the hollow pin shaft 4 by pliers, realizing the uniform application of acting force on the hollow pin shaft 4 and improving the production efficiency.
According to the above embodiment, preferably, the sliding block 32 is provided with two groups of rolling bearings 322 which are symmetrical left and right at the open position, the middle part of the rolling bearing 322 is fixedly connected with the sliding block 32 through a fixing shaft, part of the rolling bearing 322 extends out of the horn-shaped groove 321 of the sliding block 32, the telescopic mechanism 2 pushes the sliding block 32 to slide forwards, and meanwhile, the sliding block 32 drives the rolling bearing 322 to squeeze the V-shaped clamping arm 33, so that the sliding block 32 is prevented from directly contacting and squeezing the V-shaped clamping arm 33, friction contact is optimized to rolling contact, and the V-shaped clamping arm 33 is more stable when being folded, thereby being beneficial to improving the product quality.
According to the above embodiment, preferably, the telescopic mechanism 2 includes the cylinder 21 and the electromagnetic valve connected with the cylinder 21, the electromagnetic valve is located in the base 1, and the electromagnetic valve can control the guide rod of the cylinder 21 to move, so that the cylinder 21 pushes the slider 32 to reciprocate intermittently back and forth, and the working efficiency is effectively improved.
According to the above embodiment, preferably, the floating joint 22 is provided between the cylinder 21 and the slider 32, and the floating joint 22 is fixedly connected with the free end of the guide rod of the cylinder 21, so that errors can be eliminated, and the equipment can operate more stably.
According to the above embodiment, preferably, since the produced product is a precision medical product, the telescopic mechanism 2 further includes a pressure regulating valve 23 connected to the cylinder 21 through an air pipe, the pressure regulating valve 23 being for filtering gas and regulating air pressure.
According to the above embodiment, preferably, two sets of handles 5 are provided on both sides of the base 1, so as to facilitate the transfer of the tool by the staff.
The beneficial effects of the invention are as follows: the vascular closure clamp inserted into the hollow pin shaft 4 is put into the clamping seat 11 by a worker, the telescopic mechanism 2 pushes the sliding block 32 to slide in the sliding table 31, the horn-shaped groove 321 of the sliding table 31 extrudes the V-shaped clamping arm 33, and the pointed end of the rivet 36 on the inner side of the front part of the supporting arm 332 forming the V-shaped clamping arm 33 is inserted into the hollow pin shaft 4 and stably expands the two ends of the hollow pin shaft 4, so that the two ends of the hollow pin shaft 4 are expanded by using pliers instead of manpower effectively, the action force is uniformly applied to the two ends of the hollow pin shaft 4, and the production efficiency is improved.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (3)
1. The riveting pin tool for assembling the vascular closure clamp is characterized by comprising a base, a telescopic mechanism and a riveting pin mechanism matched with the telescopic mechanism, wherein the telescopic mechanism is fixedly connected with the base, the riveting pin mechanism clamps and uniformly expands the two ends of a hollow pin shaft under the pushing of the telescopic mechanism,
the riveting pin mechanism comprises a sliding table, a sliding block, a V-shaped clamping arm, a sliding rod, a spring and two groups of riveting heads, wherein a rectangular sliding groove which is communicated with the sliding table in front and back is formed in the middle of the sliding table, the sliding block is in sliding connection with the rectangular sliding groove, an open horn-shaped groove is formed in the front of the sliding block, the V-shaped clamping arm comprises two groups of supporting arms which are connected through a hinge shaft, the hinge shaft is positioned in the horn-shaped groove and is fixedly connected with the sliding table, the sliding block is used for gathering the V-shaped clamping arm, two ends of the sliding rod are fixedly connected with the sliding table, a stepped through hole is formed in the supporting arms, the sliding rod penetrates through the stepped through holes of the two groups of supporting arms, the spring is sleeved on the sliding rod, and the spring is used for expanding the V-shaped clamping arm, and the riveting heads are symmetrically and fixedly connected with the inner sides of the front parts of the supporting arms; the base is fixedly provided with a clamping seat below the rivet head, and the clamping seat is used for fixing a vascular closure clamp;
the sliding block is positioned at the opening and is provided with two groups of bilateral symmetry rolling bearings, the middle part of each rolling bearing is fixedly connected with the sliding block through a fixed shaft, and the sliding block extrudes the V-shaped clamping arm through the rolling bearings;
the telescopic mechanism comprises an air cylinder and an electromagnetic valve connected with the air cylinder, the electromagnetic valve is positioned in the base, and the air cylinder pushes the sliding block to reciprocate back and forth.
2. The rivet pin tool for assembling a vascular closure clip according to claim 1, wherein a floating joint is provided between the cylinder and the slider.
3. The rivet pin tool for assembling a vascular closure clip according to claim 2, wherein the telescopic mechanism further comprises a pressure regulating valve connected with the cylinder through an air pipe, the pressure regulating valve being used for filtering air and regulating air pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546753.5A CN110479942B (en) | 2019-06-24 | 2019-06-24 | Riveting pin tool for assembling vascular closure clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546753.5A CN110479942B (en) | 2019-06-24 | 2019-06-24 | Riveting pin tool for assembling vascular closure clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110479942A CN110479942A (en) | 2019-11-22 |
| CN110479942B true CN110479942B (en) | 2024-02-06 |
Family
ID=68545891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910546753.5A Active CN110479942B (en) | 2019-06-24 | 2019-06-24 | Riveting pin tool for assembling vascular closure clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110479942B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083488A (en) * | 2021-12-17 | 2022-02-25 | 上海临港诺玛机电科技发展有限公司 | Connecting tool of small rocker mechanism for converting rotary motion into linear motion |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254635A (en) * | 1998-11-20 | 2000-05-31 | 株式会社理光 | Hollow rivet decomposing device and method, and production system using said method |
| CN2561537Y (en) * | 2002-06-28 | 2003-07-23 | 济南天辰铝窗机器制造有限公司 | Synchronous feed punching riveting mechanism of aluminium door and window angular combining device |
| CN102172762A (en) * | 2011-01-27 | 2011-09-07 | 苏州平方实业有限公司 | Riveting clamp |
| CN104741500A (en) * | 2015-03-26 | 2015-07-01 | 歌尔声学股份有限公司 | Full-gas-circuit controlled semi-automatic riveting device and method |
| CN108772526A (en) * | 2018-06-01 | 2018-11-09 | 宁波达恩克电子科技有限公司 | Axle sleeve wheel disc automatic riveting press |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7305755B2 (en) * | 2003-12-18 | 2007-12-11 | Heiko Schmidt | Processing tong |
-
2019
- 2019-06-24 CN CN201910546753.5A patent/CN110479942B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254635A (en) * | 1998-11-20 | 2000-05-31 | 株式会社理光 | Hollow rivet decomposing device and method, and production system using said method |
| CN2561537Y (en) * | 2002-06-28 | 2003-07-23 | 济南天辰铝窗机器制造有限公司 | Synchronous feed punching riveting mechanism of aluminium door and window angular combining device |
| CN102172762A (en) * | 2011-01-27 | 2011-09-07 | 苏州平方实业有限公司 | Riveting clamp |
| CN104741500A (en) * | 2015-03-26 | 2015-07-01 | 歌尔声学股份有限公司 | Full-gas-circuit controlled semi-automatic riveting device and method |
| CN108772526A (en) * | 2018-06-01 | 2018-11-09 | 宁波达恩克电子科技有限公司 | Axle sleeve wheel disc automatic riveting press |
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| Publication number | Publication date |
|---|---|
| CN110479942A (en) | 2019-11-22 |
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