CN114850286A - Processing cutting die of welding flux - Google Patents
Processing cutting die of welding flux Download PDFInfo
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- CN114850286A CN114850286A CN202210546777.2A CN202210546777A CN114850286A CN 114850286 A CN114850286 A CN 114850286A CN 202210546777 A CN202210546777 A CN 202210546777A CN 114850286 A CN114850286 A CN 114850286A
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- die
- block
- plate
- guide
- sliding block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/10—Combined ejecting and stripping-off devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Die Bonding (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a welding flux processing device, and provides a welding flux processing cutting die.A first guide hole which is horizontally arranged and communicated with a blanking hole is symmetrically formed in two sides of a female die of the processing cutting die; the drive unit comprises a drive block, a sliding block and a lower die nitrogen spring, the drive block is fixed at the bottom of the pressure plate and positioned outside the female die, the sliding block is installed on the lower die plate in a sliding and guiding mode, the drive block and the sliding block are matched through an inclined plane, the nitrogen spring is arranged in parallel with the first guide hole, and the shell of the nitrogen spring is fixed in the sliding block and the rod part of the shell of the nitrogen spring abuts against the side wall of the female die. The invention overcomes the defects of the prior art, has compact structure and good reliability, and solves the technical problem that the traditional material sheet is easy to be adhered to the male die or is easy to pop out of the blanking hole.
Description
Technical Field
The invention relates to the technical field of solder processing equipment, in particular to a cutting die for processing solder.
Background
The bonding pads of my department are generally processed and formed through a cutting die. The cutting die punches the soldering lug with the required shape through the matching of the male die and the female die. However, in the process of processing and forming the conventional soldering lug, the fact that a material sheet (a finished product or a waste material sheet) is easily adhered to the male die or is easily popped out of a blanking hole is found, the material sheet can fall on a material belt with a high probability, and the soldering lug can be crushed and damaged by the male die and the female die.
Therefore, a machining cutting die for the solder is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a welding flux processing cutting die, which overcomes the defects of the prior art, has compact structure and good reliability, and solves the technical problem that the existing material sheet is easily adhered to a male die or is easily popped out from a blanking hole.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a processing cutting die of solder is characterized in that:
comprises an upper die structure and a lower die structure;
the upper die structure comprises an upper die plate, a pressure plate and a male die, the pressure plate is elastically connected below the upper die plate through an upper die nitrogen spring and is limited through hooks on two sides of the upper die plate, the pressure plate is provided with a through hole for the male die to penetrate through, and the male die is fixedly arranged below the upper die plate through a male die clamping plate and a male die base plate;
the lower die structure comprises a lower die plate and a female die, the female die is fixedly arranged on the lower die plate, and the female die is provided with a blanking hole matched with the male die;
first guide holes which are horizontally arranged and communicated with the blanking holes are symmetrically formed in two sides of the female die, clamping jaws are slidably mounted in the first guide holes, the upper parts of the clamping jaws and the end surfaces of the clamping jaws adjacent to the blanking holes are guide inclined planes, and the distance between the clamping jaws decreases from top to bottom due to the arrangement of the guide inclined planes;
the drive unit comprises a drive block, a sliding block and a lower die nitrogen spring, the drive block is fixed at the bottom of the pressure plate and positioned outside the female die, the sliding block is installed on the lower die plate in a sliding and guiding mode, the drive block and the sliding block are matched through an inclined plane, the nitrogen spring is arranged in parallel with the first guide hole, and the shell of the nitrogen spring is fixed in the sliding block and the rod part of the shell of the nitrogen spring abuts against the side wall of the female die.
Furthermore, the inclined plane of the driving block is provided with a first wear-resisting block, the inclined plane of the sliding block is provided with a first copper block, and the first wear-resisting block is in sliding fit with the first copper block.
Furthermore, a second wear-resistant block is arranged at the upper part of the lower template, a second copper block is arranged at the bottom of the sliding block, and the second wear-resistant block is in sliding fit with the second copper block.
Further, the clamping jaw includes fixed arm and movable jaw, the fixed arm is equipped with along the second guiding hole of axial extension towards the one end of movable jaw, and the second guiding hole is the step form, the movable jaw is equipped with along the guide bar of axial extension towards the one end of fixed arm, the guide bar stretches into the path end in the second guiding hole, the tip of guide bar is equipped with along radial outside protruding to be formed with the limiting flange, the second guiding hole tip passes through annular end cover encapsulation, the guide bar is located the both sides of limiting flange and overlaps respectively and is equipped with first spring, second spring, the step face that leans on limiting flange and second guiding hole is supported respectively at the both ends of first spring, the both ends of second spring are supported respectively and are leaned on limiting flange and end cover.
Furthermore, the upper template and the lower template are matched in a guiding mode through a guide pillar and a guide sleeve.
(III) advantageous effects
The invention provides a welding flux processing cutting die which has the following beneficial effects:
1. in the die closing process, the material pressing plate firstly presses the material plate, meanwhile, the driving block drives the sliding block to slide towards one side of the female die, the end parts of the clamping jaws extend into the blanking hole, and in the die closing process, a material sheet punched by the male die is clamped in the pair of clamping jaws, so that the material sheet cannot be adhered to the male die, and the momentum of the material sheet is greatly reduced, and the material sheet is prevented from jumping out; in the die opening process, the driving block moves upwards along with the pressure plate to release the constraint on the sliding block, the sliding block drives the clamping jaw to slide outwards, namely after the clamping jaw retracts into the first guide hole, the constraint on the material sheet is released, and the material sheet can fall into a blanking hole;
2. if the material sheet jumps out or the adhesion male die is brought out, the material sheet can fall on the material belt with a high probability, and the invention can effectively avoid the condition, thereby avoiding the damage of the soldering lug and the damage of the male die and the female die.
Drawings
Fig. 1 is an overall cross-sectional view of a processing cutter die according to embodiment 1 of the present invention;
fig. 2 is a schematic cross-sectional view of the driving block and the sliding block in cooperation with each wear-resistant block and the copper block in embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a jaw in embodiment 2 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Example 1
Referring to fig. 1 and 2, a cutting die for processing solder comprises an upper die structure and a lower die structure;
the upper die structure comprises an upper die plate 1, a pressure plate 2 and a male die 3, wherein the pressure plate 2 is elastically connected below the upper die plate 1 through upper die nitrogen springs 9-74 and is limited through hooks 5 on two sides of the upper die plate 1, the pressure plate 2 is provided with a through hole for the male die 3 to penetrate through, and the male die 3 is fixedly arranged below the upper die plate 1 through a male die clamping plate 6 and a male die base plate 7;
the lower die structure comprises a lower die plate 8 and a female die 9, the female die 9 is fixedly arranged on the lower die plate 8, and the female die 9 is provided with a blanking hole matched with the male die 3;
first guide holes which are horizontally arranged and communicated with the blanking holes are symmetrically formed in two sides of the female die 9, clamping jaws 10 are slidably mounted in the first guide holes, the upper parts of the end surfaces, adjacent to the blanking holes, of the clamping jaws 10 are guide inclined planes, and the distance between the pair of clamping jaws 10 is gradually reduced from top to bottom due to the arrangement of the guide inclined planes;
the driving unit comprises a driving block 11, a sliding block 12 and lower die nitrogen springs 9-713, the driving block 11 is fixed at the bottom of the pressure plate 2 and located on the outer side of the female die 9, the sliding block 12 is installed on the lower die plate 8 in a sliding and guiding mode, the driving block 11 is matched with the sliding block 12 through an inclined plane, the nitrogen springs 9-7 are arranged in parallel with the first guiding hole, a shell of each nitrogen spring 9-7 is fixed in the sliding block 12, and a rod portion of each nitrogen spring abuts against the side wall of the female die 9.
A first wear-resistant block 14 is arranged on the inclined surface of the driving block 11, a first copper block 15 is arranged on the inclined surface of the sliding block 12, and the first wear-resistant block 14 is in sliding fit with the first copper block 15; the upper part of the lower template 8 is provided with a second wear-resistant block 16, the bottom of the sliding block 12 is provided with a second copper block 17, and the second wear-resistant block 16 is in sliding fit with the second copper block 17. The setting of wear-resisting piece and copper billet can reduce between drive block and the slider and lower bolster direct contact, wearing and tearing, effectively prolongs the life of spare part.
In addition, the upper template and the lower template can be matched in a guiding way through guide columns and guide sleeves, which are not shown in the figure.
Example 2
Embodiment 2 is different from embodiment 1 only in the specific structure of the clamping jaw, referring to fig. 3, a clamping jaw 10 includes a fixed arm 9-1 and a movable jaw 9-2, one end of the fixed arm 9-1 facing the movable jaw 9-2 is provided with a second guide hole 9-5 extending along the axial direction, the second guide hole is step-shaped, one end of the movable jaw 9-2 facing the fixed arm 9-1 is provided with a guide rod 9-3 extending along the axial direction, the guide rod 9-3 extends into the small diameter end of the second guide hole 9-5, the end of the guide rod 9-3 is convexly provided with a limiting flange 9-4 along the radial direction, the end of the second guide hole 9-5 is enclosed by an annular end cover 9-6, and the two sides of the guide rod 9-3, which are located at the limiting flange 9-4, are respectively sleeved with first springs 9-7, And two ends of the second spring 9-8 abut against the limiting flange 9-4 and the step surface of the second guide hole 9-5 respectively, and two ends of the second spring 9-8 abut against the limiting flange 9-4 and the end cover 9-6 respectively. Under the condition of not receiving external force, the first spring overcomes the effort of second spring, outwards ejecting movable claw for the tip of movable claw exposes the blanking hole, ensures that the clamping jaw can effective centre gripping tablet, and in addition, at the in-process that the tablet was gone into, the effort of first spring can be overcome to the power that the tablet was gone into, slightly inwards pushes back the movable claw, on the basis of guaranteeing effective centre gripping, reduces because of the damage of centre gripping to the tablet surface.
It should be noted that, in this document, the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. A processing cutting die of solder is characterized in that:
comprises an upper die structure and a lower die structure;
the upper die structure comprises an upper die plate, a pressure plate and a male die, the pressure plate is elastically connected below the upper die plate through an upper die nitrogen spring and is limited through hooks on two sides of the upper die plate, the pressure plate is provided with a through hole for the male die to penetrate through, and the male die is fixedly arranged below the upper die plate through a male die clamping plate and a male die base plate;
the lower die structure comprises a lower die plate and a female die, the female die is fixedly arranged on the lower die plate, and the female die is provided with a blanking hole matched with the male die;
first guide holes which are horizontally arranged and communicated with the blanking holes are symmetrically formed in two sides of the female die, clamping jaws are slidably mounted in the first guide holes, the upper parts of the clamping jaws and the end surfaces of the clamping jaws adjacent to the blanking holes are guide inclined planes, and the distance between the clamping jaws decreases from top to bottom due to the arrangement of the guide inclined planes;
the drive unit comprises a drive block, a sliding block and a lower die nitrogen spring, the drive block is fixed at the bottom of the pressure plate and positioned outside the female die, the sliding block is installed on the lower die plate in a sliding and guiding mode, the drive block and the sliding block are matched through an inclined plane, the nitrogen spring is arranged in parallel with the first guide hole, and the shell of the nitrogen spring is fixed in the sliding block and the rod part of the shell of the nitrogen spring abuts against the side wall of the female die.
2. The solder processing blade mold of claim 1, wherein: the clamping jaw includes fixed arm and movable jaw, the fixed arm is equipped with along the second guiding hole of axial extension towards the one end of movable jaw, and the second guiding hole is the step form, the movable jaw is equipped with along the guide bar of axial extension towards the one end of fixed arm, the guide bar stretches into the path end in the second guiding hole, the tip of guide bar is equipped with along radial outside protruding to be formed with the limiting flange, the second guiding hole tip passes through annular end cover encapsulation, the guide bar is located the both sides of limiting flange and overlaps respectively and is equipped with first spring, second spring, the both ends of first spring are supported respectively and are leaned on the step face of limiting flange and second guiding hole, the both ends of second spring are supported respectively and are leaned on limiting flange and end cover.
3. The solder processing cutting die of claim 1, wherein: the inclined plane of drive block is equipped with first wear-resisting piece, the inclined plane of slider is equipped with first copper billet, first wear-resisting piece and first copper billet sliding fit.
4. The solder processing cutting die of claim 1, wherein: and a second wear-resistant block is arranged at the upper part of the lower template, a second copper block is arranged at the bottom of the sliding block, and the second wear-resistant block is in sliding fit with the second copper block.
5. The solder processing cutting die of claim 1, wherein: the upper template and the lower template are matched in a guiding way through a guide pillar and a guide sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546777.2A CN114850286B (en) | 2022-05-18 | 2022-05-18 | Processing cutting die for welding flux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546777.2A CN114850286B (en) | 2022-05-18 | 2022-05-18 | Processing cutting die for welding flux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114850286A true CN114850286A (en) | 2022-08-05 |
| CN114850286B CN114850286B (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210546777.2A Active CN114850286B (en) | 2022-05-18 | 2022-05-18 | Processing cutting die for welding flux |
Country Status (1)
| Country | Link |
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| CN (1) | CN114850286B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128414A (en) * | 2014-08-06 | 2014-11-05 | 滁州亚利模具设备有限公司 | Method for stamping dies |
| CN106903210A (en) * | 2017-04-18 | 2017-06-30 | 苏州汇程精密模具有限公司 | A kind of cavity plate of the punching die with automatic discharging function |
| CN208195418U (en) * | 2018-04-10 | 2018-12-07 | 新昌县回山镇星通机械配件经营部 | A kind of hardware die for processing |
| CN110899500A (en) * | 2019-11-22 | 2020-03-24 | 王煜 | Stamping die convenient to demolding |
| CN212216779U (en) * | 2020-04-29 | 2020-12-25 | 昆山铭钜精密模具有限公司 | Novel prevent jumping material subassembly that punches a hole |
| CN112371829A (en) * | 2021-01-18 | 2021-02-19 | 烟台鑫洋电子有限公司 | Convex-concave die device for preventing material from being blocked |
| CN113145733A (en) * | 2021-03-11 | 2021-07-23 | 衢州众德精密机械有限公司 | Anti-jumping waste material structure based on stamping process of stamping die |
-
2022
- 2022-05-18 CN CN202210546777.2A patent/CN114850286B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128414A (en) * | 2014-08-06 | 2014-11-05 | 滁州亚利模具设备有限公司 | Method for stamping dies |
| CN106903210A (en) * | 2017-04-18 | 2017-06-30 | 苏州汇程精密模具有限公司 | A kind of cavity plate of the punching die with automatic discharging function |
| CN208195418U (en) * | 2018-04-10 | 2018-12-07 | 新昌县回山镇星通机械配件经营部 | A kind of hardware die for processing |
| CN110899500A (en) * | 2019-11-22 | 2020-03-24 | 王煜 | Stamping die convenient to demolding |
| CN212216779U (en) * | 2020-04-29 | 2020-12-25 | 昆山铭钜精密模具有限公司 | Novel prevent jumping material subassembly that punches a hole |
| CN112371829A (en) * | 2021-01-18 | 2021-02-19 | 烟台鑫洋电子有限公司 | Convex-concave die device for preventing material from being blocked |
| CN113145733A (en) * | 2021-03-11 | 2021-07-23 | 衢州众德精密机械有限公司 | Anti-jumping waste material structure based on stamping process of stamping die |
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| Publication number | Publication date |
|---|---|
| CN114850286B (en) | 2023-05-12 |
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