CN111545694A - Punching and bending machine for medical suture needle - Google Patents
Punching and bending machine for medical suture needle Download PDFInfo
- Publication number
- CN111545694A CN111545694A CN202010362284.4A CN202010362284A CN111545694A CN 111545694 A CN111545694 A CN 111545694A CN 202010362284 A CN202010362284 A CN 202010362284A CN 111545694 A CN111545694 A CN 111545694A
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- China
- Prior art keywords
- bending machine
- medical suture
- suture needle
- guide
- return spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
- B21G1/00—Making needles used for performing operations
- B21G1/02—Making needles used for performing operations of needles with eyes, e.g. sewing-needles, sewing-awls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the field of medical article manufacturing equipment, and particularly discloses a punching and bending machine for a medical suture needle. The device comprises a rack and is characterized in that two sets of opposite clamps are arranged on the rack, an upper support pillar capable of moving up and down is arranged between the two sets of clamps, and a stamping device is arranged right above the upper support pillar; the anchor clamps the place ahead is equipped with operation platform, anchor clamps include deflector and guide cylinder, be equipped with the guide bar of left right direction in the guide cylinder, it has the hole to pass to open on the deflector, the outer end of guide bar is from passing the hole, the cover has horizontal return spring on the guide bar, horizontal return spring is located between deflector and the guide cylinder, the inside outside end direction of inner of guide bar has set firmly the flat board, dull and stereotyped the inner is equipped with the gyro wheel, be equipped with the limiting plate on the flat board. The invention has simple structure, convenient operation, time and labor saving and stable quality.
Description
Technical Field
The invention relates to the field of medical article manufacturing equipment, in particular to a punching and bending machine for a medical suture needle.
Background
The medical suture needle is mainly used for surgical suture, is mostly made of stainless steel wires by drilling or slotting at the tail of the needle, and the outer surface of the medical suture needle is polished and electrolyzed and is smooth; the needle type is divided into: round needles, angle needles, shovel needles, straight needles, curved needles, and the like. The curved needle is formed by bending a straight needle. The bending process is difficult to operate, and if the bending is performed manually, the bending process wastes time and labor, is low in efficiency, has poor effect and causes low quality.
Disclosure of Invention
The invention provides a time-saving and efficient medical suture needle bending machine in order to make up for the defects of the prior art.
The invention is realized by the following technical scheme:
a punching and bending machine for a medical suture needle comprises a rack and is characterized in that two sets of opposite clamps are arranged on the rack, an upper support pillar capable of moving up and down is arranged between the two sets of clamps, and a punching device is arranged right above the upper support pillar; the anchor clamps the place ahead is equipped with operation platform, wherein:
anchor clamps include deflector and guide cylinder, be equipped with the guide bar of left right direction in the guide cylinder, it has the hole to open on the deflector to pass, the outer end of guide bar passes from passing the hole, the cover has horizontal return spring on the guide bar, horizontal return spring is located between deflector and the guide cylinder, the outside end direction in the inner of guide bar has set firmly the flat board, dull and stereotyped the inner is equipped with the gyro wheel, be equipped with the limiting plate on the flat board.
The stamping device comprises an air cylinder with a downward output end, wherein a cylindrical die is fixedly arranged with the downward output end of the air cylinder, the die is horizontally placed, and the axial lead of the die is vertical to the guide rod; when the transverse return spring is in a natural state, the distance between the two rollers is smaller than the diameter of the die.
The opening and closing of the cylinder are controlled by a pedal switch.
The lower end of the upper top column is fixedly provided with a longitudinal return spring, the upper top column is provided with a positioning lug plate with a hole, and the positioning lug plate penetrates through the positioning column.
The limiting plate can be adjusted left and right: the flat plate is provided with an adjusting bolt, the limiting plate is provided with a strip-shaped hole, and the adjusting bolt is positioned in the strip-shaped hole.
And an L-shaped operation accommodating plate is arranged on the operation platform.
The frame is provided with a cylindrical barrel, a pressure spring is arranged in the cylindrical barrel, and the lower end of the upper ejection column extends into the cylindrical barrel and is connected with the pressure spring.
The invention has the beneficial effects that:
when the sewing needle bending device is used, two ends of the sewing needle are lapped on the two rollers, the middle of the sewing needle is driven to bend downwards when the die is pressed downwards, at the moment, although the rollers retract towards two sides under the extrusion of the die, the two ends of the sewing needle are extruded under the action of the transverse return spring, so the sewing needle is bent under the triple action of the die and the rollers, the die can do after the pedal switch is released, the bent sewing needle is rebounded to the original position under the action of the transverse return spring and the longitudinal return spring, and at the moment, the next sewing needle is bent. The position of the limiting plate can be adjusted according to the suture needles with different lengths. The invention has simple structure, convenient operation, time and labor saving and stable quality.
Drawings
The invention is further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a front view of the clamp;
FIG. 3 is a schematic top view of the cylinder with the cylinder removed;
fig. 4 is another embodiment of the upper post section.
In the figure, 1 frame, 2 guide cylinders, 3 guide plates, 4 guide rods, 5 transverse return springs, 6 flat plates, 7 rollers, 8 adjusting bolts, 9 limiting plates, 10 elongated holes, 11 rectangles, 12 upper top columns, 13 longitudinal return springs, 14 positioning lug plates, 15 positioning columns, 16 cylinders, 17 dies, 18 foot-operated switches, 19 operating platforms, 20 operating storage plates, 21 support plates, 22 cylindrical cylinders and 23 pressure springs.
Detailed Description
The drawings illustrate specific embodiments of the invention. As shown in fig. 1 to 4, the medical suture needle bending machine comprises a frame 1, two sets of opposite clamps are arranged on the frame 1, the two sets of clamps are arranged on a straight line in a same structure, but in opposite directions, and the structures of the clamps are the same (taking the left side as an example): a guide cylinder 2 is installed on a frame 1, a hole of the guide cylinder 2 is in the left-right direction, a guide plate 3 is erected on the left side of the guide cylinder 2, the plane of the guide plate 3 is in the front-back direction, a hole is formed in the guide plate 3, the circle center of the hole and the axis of the hole in the guide cylinder 2 are on the same horizontal line, a guide rod 4 penetrates through the guide plate 3 and the guide cylinder 2 and can move left and right freely, a transverse return spring 5 is sleeved on the guide rod 4, the transverse return spring 5 is located between the guide plate 3 and the guide cylinder 2, a flat plate 7 is fixed at the right end of the guide rod 4, the flat plate 7 extends towards the direction of the guide plate 3 and is located above the guide cylinder 2 and the transverse return spring 5 integrally, a roller 7 is installed at the right end of the flat plate 7, the roller 7 is cylindrical and is horizontally arranged in the front-back direction, the upper surface of the roller 7 does not exceed the upper surface of the, then, a long-strip-shaped hole 10 is formed in one limiting plate 9, an adjusting bolt 8 penetrates through the long-strip-shaped hole 10, the flat plate 7 and the limiting plate 9 are fixed together through a nut, the position of the limiting plate 9 can be adjusted through the adjusting bolt 8 and the nut, a rectangle 11 is removed from the corner of one end, facing an operator, of the right end of the limiting plate 9, and the space of the rectangle 11 of the two clamps is the placement position of the suture needle; an upper top column 12 is arranged between the two rollers 7, the lower end of the upper top column 12 is connected with a longitudinal return spring 13, two positioning lug plates 14 with holes are symmetrically arranged on the upper top column 12, the positioning lug plates 14 are sleeved on a positioning column 15, when the longitudinal return spring 13 is in a loose state, the upper end surface of the upper top column 12 is not higher than the upper surface of the rollers 7 and is slightly lower than the upper surface of the rollers 7, the distance between the two rollers 7 is slightly larger than the maximum distance between the left side surface and the right side surface of the upper top column 12, and if the upper top column 12 is cylindrical, the maximum distance refers to the diameter of the upper top column 12. The positioning post 15 and the longitudinal return spring 13 are both mounted on the frame 1. The plate 7 may be supported by a support plate 21 on the guide cylinder 2.
As shown in fig. 4, the upper support pillar 12 may be partially moved in such a manner that: a cylindrical barrel 22 is arranged on the frame 1, the lower end of the cylindrical barrel 22 can be provided with a bottom or not, then a pressure spring 23 is arranged in the cylindrical barrel 22, the cylindrical barrel 22 is fixedly connected with the pressure spring 23, for example, welded, and then the lower end of the upper top column 12 extends into the cylindrical barrel 22 and is fixedly connected with the upper end of the pressure spring 23.
A stamping device is arranged right above the upper top column 12, the stamping device can be of a common mechanical structure or can be an air cylinder 16, if the air cylinder 16 is arranged, the output end of the stamping device faces downwards, a cylindrical die 17 is fixed at the output end of the stamping device, the die 17 is horizontally arranged and placed front and back, namely the axis line of the die is perpendicular to the guide rod 4, the diameter of the die 17 is larger than the distance between the two rollers 7 in a loose state, the die 17 is arranged right above the upper top column 12, the air cylinder 16 adopts a pedal switch 18 and is placed under the feet of an operator, and the operator can conveniently control the opening and closing of the air cylinder 16.
An operation platform 19 is arranged in front of the two dies 17, the operation platform 19 is flush with the upper surface of the flat plate 7, and an L-shaped operation accommodating plate 20 is fixed on the operation platform and used for accommodating the unfolded suture needles so as to be convenient to operate.
The operation process is as follows: adjusting the positions of two limit plates 9 according to the length of the sewing needle, placing the sewing needle in the control range of the operation containing plate, preparing for operation, putting a straight sewing needle in the rectangular 11 space, stepping down a foot switch 18, pressing down a mould 17, continuing pressing down after contacting the sewing needle, pressing down the middle part of the sewing needle and an upper thimble together, simultaneously, because the diameter of the mould 17 is larger than the distance between the two rollers 7, the mould 17 pushes the guide rod 4 to retreat towards two sides through the rollers 7 and the flat plate 7, two ends of the sewing needle are lapped on the two rollers 7 and can not be pressed downwards, so that the sewing needle is bent, the foot switch 18 is released, the mould 17 retracts, the upper ejector rod and the roller 7 lose pressure, returning to the original position under the action of the longitudinal return spring 13 and the transverse return spring 5, popping the bent sewing needle under the action of the upper ejector pin, and stamping the next sewing needle.
Other technical features than those described in the specification are known to those skilled in the art.
Claims (7)
1. A punching and bending machine for medical suture needles comprises a rack (1) and is characterized in that two sets of opposite clamps are arranged on the rack (1), an upper support pillar (12) capable of moving up and down is arranged between the two sets of clamps, and a punching device is arranged right above the upper support pillar (12); an operating platform (19) is arranged in front of the clamp, wherein:
anchor clamps include deflector (3) and guide cylinder (2), be equipped with guide bar (4) of left right direction in guide cylinder (2), it has the hole to open on deflector (3), the outer end of guide bar (4) is from passing the hole and passing, the cover has horizontal return spring (5) on guide bar (4), horizontal return spring (5) are located between deflector (3) and guide cylinder (2), the inside outside end direction of inner of guide bar (4) has set firmly dull and stereotyped (3), dull and stereotyped (3) the inner is equipped with gyro wheel (7), be equipped with limiting plate (9) on dull and stereotyped (3).
2. The medical suture needle bending machine according to claim 1, wherein the punching device comprises a cylinder (16) with a downward output end, the output end of the cylinder (16) is downward and is fixedly provided with a cylindrical die (17), the die (17) is flat and the axial lead of the die is vertical to the guide rod (4); when the transverse return spring (5) is in a natural state, the distance between the two rollers (7) is smaller than the diameter of the die (17).
3. The medical suture needle bending machine according to claim 2, wherein the cylinder (16) is controlled to open and close by a pedal switch (18).
4. The medical suture needle bending machine according to claim 1, wherein a longitudinal return spring (13) is fixedly arranged at the lower end of the upper top column (12), a positioning ear plate (14) with a hole is arranged on the upper top column (12), and the positioning ear plate (14) is penetrated on the positioning column (15).
5. The medical suture needle bending machine according to claim 1, wherein the limiting plate (9) can be adjusted left and right: be equipped with adjusting bolt (8) on dull and stereotyped (6), it has rectangular shape hole (10) to open on limiting plate (9), adjusting bolt (8) are located rectangular shape hole (10).
6. The medical suture needle bending machine according to claim 1, wherein the operation platform (19) is provided with an L-shaped operation receiving plate (20).
7. The medical suture needle bending machine according to claim 1, wherein a cylindrical barrel is provided on the frame, a compression spring is provided in the cylindrical barrel, and the lower end of the upper support post (12) is inserted into the cylindrical barrel and connected to the compression spring.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362284.4A CN111545694A (en) | 2020-04-30 | 2020-04-30 | Punching and bending machine for medical suture needle |
| PCT/CN2020/133037 WO2021218150A1 (en) | 2020-04-30 | 2020-12-01 | Medical suture needle punching and bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362284.4A CN111545694A (en) | 2020-04-30 | 2020-04-30 | Punching and bending machine for medical suture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111545694A true CN111545694A (en) | 2020-08-18 |
Family
ID=72007865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010362284.4A Pending CN111545694A (en) | 2020-04-30 | 2020-04-30 | Punching and bending machine for medical suture needle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111545694A (en) |
| WO (1) | WO2021218150A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218150A1 (en) * | 2020-04-30 | 2021-11-04 | 山东海迪科医用制品有限公司 | Medical suture needle punching and bending machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713747A (en) * | 2022-04-14 | 2022-07-08 | 巢湖市宾雄医疗器械有限公司 | Bending device for medical suture needle production and bending method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5253502A (en) * | 1991-12-24 | 1993-10-19 | Alco Industries, Inc. | Apparatus and method for bending and forming sheet material |
| CN204584027U (en) * | 2015-01-28 | 2015-08-26 | 上海兴韬汽车配件有限公司 | A kind of U-shaped bending die |
| CN207357846U (en) * | 2017-10-11 | 2018-05-15 | 杭州东华链条集团有限公司 | A kind of U-shaped bending press of axis pin material |
| CN208879596U (en) * | 2018-10-11 | 2019-05-21 | 淮阴医疗器械有限公司 | Bullodozer is used in a kind of production of medical suture needle |
| CN210305555U (en) * | 2019-04-25 | 2020-04-14 | 杭州华威医疗用品有限公司 | Pneumatic bending device for medical suture needle |
| CN110405009B (en) * | 2019-08-10 | 2020-03-27 | 东北林业大学 | Sheet metal machining device |
| CN111545694A (en) * | 2020-04-30 | 2020-08-18 | 山东海迪科医用制品有限公司 | Punching and bending machine for medical suture needle |
-
2020
- 2020-04-30 CN CN202010362284.4A patent/CN111545694A/en active Pending
- 2020-12-01 WO PCT/CN2020/133037 patent/WO2021218150A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218150A1 (en) * | 2020-04-30 | 2021-11-04 | 山东海迪科医用制品有限公司 | Medical suture needle punching and bending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021218150A1 (en) | 2021-11-04 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 274300, 88m west of Tianfu Road, Dongcheng office, Shan county, Heze City, Shandong Province Applicant after: Shandong Haidike Medical Products Co.,Ltd. Address before: No.1 Factory building, science and Technology Enterprise Incubation Park, Shanxian County, Heze City, Shandong Province, 274300 Applicant before: Shandong Haidike Medical Products Co.,Ltd. |
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| CB02 | Change of applicant information |