CN209887461U - Clamping tool for heat setting of vascular stent - Google Patents
Clamping tool for heat setting of vascular stent Download PDFInfo
- Publication number
- CN209887461U CN209887461U CN201920671003.6U CN201920671003U CN209887461U CN 209887461 U CN209887461 U CN 209887461U CN 201920671003 U CN201920671003 U CN 201920671003U CN 209887461 U CN209887461 U CN 209887461U
- Authority
- CN
- China
- Prior art keywords
- screw
- supporting pin
- screw nut
- base
- heat setting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model relates to a frock clamp for the heat setting of a blood vessel bracket, which comprises a support column, a base, an expansion piece, a support table, a connecting rod, a slide block, a top supporting pin, a ball screw, a screw nut, a bottom supporting pin and a guide rod, wherein the ball screw is fixed between the support column and the base and is provided with a guide groove for installing the guide rod, the screw nut is ensured to do linear reciprocating motion along the guide rod, and the screw nut is provided with the screw; a connecting rod is arranged between the sliding block and the screw and is respectively connected with a bottom supporting pin by a top supporting pin; the sliding block is fixed on the expansion sheet, and the expansion sheet is arranged on the base and used for fixing the blood vessel stent. When the screw nut moves linearly along the screw, the screw fixed on the nut and the top supporting pin move along with the screw nut, so that the connecting rod is driven to swing around the top supporting pin, the sliding block is driven to move outwards through the bottom supporting pin, and the expansion piece is pushed to move outwards, so that the diameter expansion action of the intravascular stent is realized.
Description
[ technical field ]
The utility model belongs to the technical field of mechanical equipment, concretely relates to frock clamp for vascular support heat setting.
[ background art ]
With the development of medical technology, vascular stents are increasingly used to treat the symptoms of stenosis of the body lumen. The intravascular stent has small size, needs to be expanded to a preset size and then pressed into the balloon to be sent into a blood vessel, and needs to be expanded to a preset size from a contracted state to dredge the blocked blood vessel in the blood vessel. To the problem, the utility model provides a frock clamp for vascular support heat setting.
[ contents of utility model ]
The utility model aims to solve the technical problem that in order to overcome the not enough of prior art, a frock clamp for vascular support heat setting is provided.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a vascular support frock clamp for heat setting which characterized in that: the device comprises a support column, a base, an expansion piece, a support table, a connecting rod, a sliding block, a top supporting pin, a ball screw, a screw nut, a bottom supporting pin and a guide rod; the supporting columns are arranged at the edges of the base and the supporting platform and used for supporting the supporting platform, and the supporting platform and the base are provided with through holes used for fixing the ball screw; the ball screw is arranged between the support table and the base, is provided with a screw nut and is used for converting rotary motion into linear reciprocating motion; the screw nut is provided with a guide groove, and a guide rod is arranged in the guide groove and used for ensuring that the screw nut makes linear reciprocating motion along the guide rod; the screw is arranged on the screw nut and is connected with the connecting rod through a top supporting pin; the connecting rod is arranged between the top supporting pin and the bottom supporting pin; the bottom supporting pin is arranged on the sliding block; the sliding block is fixed on the expansion sheet; the expansion sheet is arranged on the base and used for fixing the blood vessel stent; when the screw nut moves linearly along the screw, the screw fixed on the nut and the top supporting pin move along with the screw nut, so that the connecting rod is driven to swing around the top supporting pin, the sliding block is driven to move outwards through the bottom supporting pin, and the expansion piece is pushed to move outwards, so that the diameter expansion action of the intravascular stent is realized.
Further, the driving device drives the ball screw to do rotary motion, and the screw nut does linear reciprocating motion along the upper thread of the ball screw.
Furthermore, the expansion sheet can be detached together with the sliding block, so that the subsequent heat setting treatment of the intravascular stent is facilitated.
The utility model adopts the above constitution structure screw nut when making straight reciprocating motion along the lead screw, fix screw and top supporting pin on the nut and make straight reciprocating motion thereupon, and then drive the connecting rod around the swing of top supporting pin, drive the slider through the bottom supporting pin and outwards remove to promote the outside motion of expansion piece, realize vascular support diameter expansion action, the follow-up heat setting of being convenient for is handled.
The utility model has the advantages that: the diameter of the intravascular stent can be gradually expanded to an ideal size according to requirements, a plurality of size structures are not needed, the composition is reasonable, and the operation is convenient; the three expansion pieces are expanded simultaneously, so that the radial deformation of the cylindrical intravascular stent in the expansion process is reduced; the assembly is simple, the structures of the expansion sheet and the sliding block are convenient to disassemble, and the heat treatment and the shaping of the intravascular stent can be realized.
[ description of the drawings ]
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a partial view a of fig. 1.
Fig. 3 is a front view of the present invention.
Fig. 4 is a partial view B of fig. 3.
In the drawings: 1-a support column; 2-a base; 3-a spreader sheet; 4-supporting the table; 5-a connecting rod; 6-a slide block; 7-bottom support pins; 8-ball screw; 9-a screw; 10-lead screw nut; 11-top bearing pins; 12-guide bar.
[ detailed description of the invention ]
As can be seen from fig. 1 to 4, a tooling fixture for heat setting of a vascular stent comprises a support column 1, a base 2, an expansion sheet 3, a support table 4, a connecting rod 5, a slide block 6, a bottom support pin 7, a ball screw 8, a screw 9, a screw nut 10, a top support pin 11 and a guide rod 12; the supporting column 1 is arranged at the edges of the base 2 and the supporting table 4 and used for supporting the supporting table 4, and through holes are formed in the supporting table 4 and the base 2 and used for fixing the ball screw 8; the ball screw 8 is arranged between the support table 4 and the base 2, is provided with a screw nut 10 and is used for converting the rotary motion of the screw into the linear reciprocating motion of the screw nut 10; the screw nut 10 is provided with a guide groove, a guide rod 12 is arranged in the guide groove, and the guide rod 12 is fixed between the base 2 and the support table 4 and used for ensuring that the screw nut 10 does linear reciprocating motion along the guide rod 12 without position deviation; the screw 9 is arranged on a screw nut 10 and is connected with the connecting rod 5 by a top supporting pin 11; the connecting rod 5 is arranged between the screw 9 and the sliding block 6 and is respectively connected with the bottom supporting pin 7 by a top supporting pin 11; the top supporting pin 11 is arranged on the screw 9, and the bottom supporting pin 7 is arranged on the sliding block 6; the sliding block 6 is fixed on the expansion sheet 3; the expansion piece 3 is arranged on the base 2, and the intravascular stent is sleeved outside the expansion piece 3, so that the intravascular stent is not displaced in the processing process.
The utility model discloses in, when drive arrangement drive ball 8 made rotary motion, linear reciprocating motion was made along ball 8 upper threads to screw nut 10, and screw 9 and top supporting pin 11 fixed on screw nut 10 were followed and were made linear motion to drive connecting rod 5 around 11 external pendulums in top supporting pin, connecting rod 5 is connected bottom supporting pin 7 and is driven 6 external movements of slider, thereby promotes three expansion piece 3 while external motion, realizes the expansion action of vascular support diameter.
Further, the three expansion pieces 3 are expanded simultaneously, so that the vascular stent is prevented from being deformed due to uneven stress in the expansion process.
The utility model can gradually expand the diameter of the blood vessel stent to the ideal diameter according to the requirement without a plurality of size structures, and has reasonable composition and convenient operation; the process is simple, the structures of the expansion sheet and the sliding block are convenient to disassemble, and the heat treatment and the shaping of the intravascular stent can be realized.
Claims (5)
1. The utility model provides a vascular support frock clamp for heat setting which characterized in that: the device comprises a support column, a base, an expansion piece, a support table, a connecting rod, a sliding block, a top supporting pin, a ball screw, a screw nut, a bottom supporting pin and a guide rod; the supporting columns are arranged at the edges of the base and the supporting platform and used for supporting the supporting platform, and the supporting platform and the base are provided with through holes used for fixing the ball screw; the ball screw is arranged between the support table and the base, is provided with a screw nut and is used for converting rotary motion into linear reciprocating motion; the screw nut is provided with a guide groove, and a guide rod is arranged in the guide groove and used for ensuring that the screw nut makes linear reciprocating motion along the guide rod; the screw is arranged on the screw nut and is connected with the connecting rod through a top supporting pin; the connecting rod is arranged between the top supporting pin and the bottom supporting pin; the bottom supporting pin is arranged on the sliding block; the sliding block is fixed on the expansion sheet; the expansion sheet is arranged on the base and used for fixing the blood vessel support.
2. The tooling clamp for heat setting of the vascular stent as claimed in claim 1, wherein: the guide rod is fixed in the guide groove and used for ensuring that the screw nut does linear reciprocating motion along the guide rod without position deviation.
3. The tooling clamp for heat setting of the vascular stent as claimed in claim 1, wherein: the expansion piece is arranged on the base, and the intravascular stent is sleeved outside the expansion piece, so that the intravascular stent is not displaced in the processing process.
4. The tooling clamp for heat setting of the vascular stent as claimed in claim 1, wherein: the driving device drives the ball screw to do rotary motion, and the screw nut does linear reciprocating motion along the upper thread of the ball screw.
5. The tooling clamp for heat setting of the vascular stent as claimed in claim 1, wherein: the slider is fixed on the expansion piece and is connected with the connecting rod through the bottom supporting pin, and only the expansion piece and the slider need to be detached during heat setting processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671003.6U CN209887461U (en) | 2019-05-10 | 2019-05-10 | Clamping tool for heat setting of vascular stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671003.6U CN209887461U (en) | 2019-05-10 | 2019-05-10 | Clamping tool for heat setting of vascular stent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209887461U true CN209887461U (en) | 2020-01-03 |
Family
ID=69000627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920671003.6U Expired - Fee Related CN209887461U (en) | 2019-05-10 | 2019-05-10 | Clamping tool for heat setting of vascular stent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209887461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441613A (en) * | 2021-07-12 | 2021-09-28 | 内蒙古工业大学 | Clamping tool for heat setting of vascular stent |
| CN113857399A (en) * | 2021-09-14 | 2021-12-31 | 北京永益润成科技有限公司 | Blood vessel support heat setting positioner |
-
2019
- 2019-05-10 CN CN201920671003.6U patent/CN209887461U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441613A (en) * | 2021-07-12 | 2021-09-28 | 内蒙古工业大学 | Clamping tool for heat setting of vascular stent |
| CN113441613B (en) * | 2021-07-12 | 2023-04-28 | 内蒙古工业大学 | Frock clamp for heat setting of vascular stent |
| CN113857399A (en) * | 2021-09-14 | 2021-12-31 | 北京永益润成科技有限公司 | Blood vessel support heat setting positioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209887461U (en) | Clamping tool for heat setting of vascular stent | |
| CN110617955B (en) | External testing device for fatigue performance of blood vessel support | |
| CN108526944A (en) | A kind of absorption fixed cell and thin-walled parts clamping device | |
| CN105690207B (en) | A kind of ball for ball valve periphery grinding device | |
| CN110353756A (en) | A kind of novel Cardiological clinic compressing fast hemostasis device | |
| CN104772750A (en) | Moving ascending and descending robot | |
| CN209256212U (en) | Positioning clamps turnover device | |
| CN205702764U (en) | A kind of accurate Double-head bonding machine | |
| CN112198053B (en) | External loading device for blood vessel stent | |
| CN102366892A (en) | Bending device for processing three-dimensional font | |
| CN206912360U (en) | A kind of automobile production gear shaft fixing device | |
| CN205325507U (en) | Gyration clamping mechanism | |
| CN110074940A (en) | A kind of horizontal limb tissue numbness rehabilitation circulatory therapeutic device | |
| CN208020006U (en) | The auxiliary device used when being customized for jewellery under line | |
| CN108044207A (en) | A kind of Precise Alloy threaded rod manufacturing equipment | |
| CN204339714U (en) | Vein is detained pin assembly machine | |
| CN218460508U (en) | Metal plate bending device | |
| CN114101504A (en) | Universal tool clamp for heat setting of metal vascular stent | |
| CN215459014U (en) | Cardiovascular internal medicine is vascular support for bed | |
| CN206405955U (en) | A kind of wheel centring means | |
| CN206373897U (en) | Mechanical automation robot arm connect base | |
| CN206082937U (en) | Degradable polymer stent drug eluting stent's round platform spraying device | |
| CN220903033U (en) | Positioning device for machining airplane parts | |
| CN219819474U (en) | Triaxial linkage clamping mechanism | |
| CN203830182U (en) | Clamping jig for medicine coating support spraying |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |