CN217474583U - Continuous cutting belt folding structure for solving burr direction - Google Patents
Continuous cutting belt folding structure for solving burr direction Download PDFInfo
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- CN217474583U CN217474583U CN202221514725.9U CN202221514725U CN217474583U CN 217474583 U CN217474583 U CN 217474583U CN 202221514725 U CN202221514725 U CN 202221514725U CN 217474583 U CN217474583 U CN 217474583U
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Abstract
The utility model relates to the technical field of punching, in particular to a continuous cutting belt folding structure for solving the burr direction, wherein the lower end of a cutting punch head is higher than the lower end of an upper die forming insert; the upper die forming insert is provided with an installation through hole penetrating through the upper surface and the lower surface of the upper die forming insert, an upper die ejector pin penetrates through the installation through hole, the lower end of the upper die ejector pin is exposed out of the lower surface of the upper die forming insert, and the upper end of the upper die ejector pin is connected with an elastic piece; the lower die unit is provided with a cutting punching groove matched with the cutting punching head and a movable material pressing insert matched with the upper die forming insert, the bottom of the movable material pressing insert is connected with an elastic reset unit, and one side edge of the movable material pressing insert is connected with a bending insert; the utility model discloses satisfying under the condition of modulus of continuity design scrap (bridge) and punching press burr direction demand, can reduce the design cover number, save the cost of mould processing, reduce occuping of punch press resource and occuping of producers.
Description
Technical Field
The utility model relates to a punching press technical field especially relates to a solve even cutting area of burr direction and roll over structure.
Background
The stamping industry is a field and wide industry, and extends into the square of the manufacturing industry, and the hardware stamping is a process for deforming or breaking stainless steel, iron, aluminum or copper plates and other special materials by using a punch and a die to achieve a certain shape and size.
In hardware stamping operations, it is often necessary to design a progressive die for some high volume products. The progressive die, namely the die which completes a plurality of stamping processes on different parts of the die simultaneously in one stroke of the punch press, is influenced by the structure of a product and the direction of burrs, and when the scrap edges cannot be conveyed, the mode of the progressive die and an engineering die is often needed to be adopted for matching operation, so that the number of operation sleeves is increased, and meanwhile, the resources of the punch press are occupied and the investment of personnel is increased.
SUMMERY OF THE UTILITY MODEL
To the problem that the increase operation cover number, occupy the punch press resource and increased personnel's input that above-mentioned exists, the utility model provides a structure is rolled over in the even cutting area of solution burr direction satisfies under the condition of modulus of continuity design scrap (bridge) and punching press burr direction demand, can reduce the design cover number, saves the cost of mould processing, reduces occuping of punch press resource and occuping of producers.
In order to solve the technical problem, the utility model provides a concrete scheme as follows:
a continuous cutting belt folding structure for solving the burr direction comprises an upper die unit and a lower die unit arranged below the upper die unit;
the upper die unit is provided with a cutting punch and an upper die forming insert, and the lower end of the cutting punch is higher than that of the upper die forming insert;
the upper die forming insert is provided with an installation through hole penetrating through the upper surface and the lower surface of the upper die forming insert, an upper die ejector pin penetrates through the installation through hole, the lower end of the upper die ejector pin is exposed out of the lower surface of the upper die forming insert, and the upper end of the upper die ejector pin is connected with an elastic piece;
the lower die unit is provided with a cutting punching groove matched with the cutting punching head and a movable pressing insert matched with the upper die forming insert, the bottom of the movable pressing insert is connected with an elastic reset unit, and one side edge of the movable pressing insert is connected with a bending insert.
Optionally, elasticity reset unit is including the kicking block and compression spring that reset, the activity is connected to the upper end of the kicking block that resets and is pressed the lower extreme of son, the lower extreme butt compression spring's of the kicking block that resets upper end, compression spring's lower extreme is fixed in on the lower die unit, presses the material to go into when the activity receives the lower force that the mould shaping income son applyed to it, can and then impel compression spring to present for the compression state, and when the lower force that the mould shaping was gone into the son disappears, the activity was pressed the material and is gone into the son and can resume to initial condition under compression spring's elastic force to in the punching press operation of next.
Optionally, the upper die unit includes an upper die base, an upper clamp plate, a stop plate, and an upper stripper plate, the lower end of the upper die base is connected to the upper end of the upper clamp plate, a gap is provided between the lower end of the upper clamp plate and the upper end of the stop plate, and the lower end of the stop plate is connected to the upper end of the upper stripper plate;
the cutting punch is arranged among the upper clamping plate, the stop plate and the upper stripping plate in a penetrating manner, the upper die forming insert is embedded and arranged between the stop plate and the upper stripping plate, the lower end of the upper die forming insert is exposed out of the lower end of the upper stripping plate, the elastic piece is embedded and arranged between the upper die base and the upper clamping plate, when the upper die forming insert just contacts with the surface of a product, as the elastic force of the elastic reset unit at the lower end of the movable material pressing insert is greater than the elastic force of the elastic piece at the upper end of the upper die thimble, the upper die thimble and the upper die forming insert are enabled to move upwards to form a butt pressure on the surface of the product so as to achieve the effect of material pressing, when the upper stripping plate continues to move downwards, the cutting punch cuts off the product downwards, the upper clamping plate moves downwards to contact with the upper die forming insert, the movable material pressing insert moves downwards, and the product starts to be formed until the upper die unit and the lower die unit are completely closed, the continuous cutting and folding operation effect is realized.
Optionally, a side of the upper mold forming insert is further connected with a locking block, an installation position used for installing the locking block is arranged on the upper stripper plate, the locking block is arranged to facilitate the disassembly and replacement of the upper mold forming insert, and meanwhile, the installation stability of the upper mold forming insert can also be improved.
Optionally, a limit strip is arranged at the upper end of one side face, in contact with the locking block, of the upper mold forming insert, the lower end of the limit strip is abutted to the upper end of the locking block, the limit strip is abutted to the locking block to be matched with the locking block in a butting mode, the upper mold forming insert is fixed and limited, and the installation stability of the upper mold forming insert is improved.
Optionally, the two ends of the locking block are provided with installation limiting edges, the locking block is provided with locking holes penetrating through the upper surface and the lower surface of the locking block, locking screws penetrate through the locking holes, locking installation of the locking block is achieved, and then installation stability of the upper die forming insert is improved.
Optionally, the lower die unit includes a lower die plate, a lower backing plate, a lower die base and a spring fixing plate;
the lower end of the lower template is connected with the upper end of a lower cushion plate, the lower end of the lower cushion plate is connected with the upper end of a lower die base, and the lower end of the lower die base is connected with the upper end of a spring fixing plate;
the lower die comprises a lower die base, a lower backing plate, a spring fixing plate, a compression spring, a movable material pressing insert and a bending insert, wherein the lower backing plate is arranged on the lower die base, the lower end of the compression spring is fixed on the spring fixing plate, the movable material pressing insert and the bending insert are arranged in the lower die base in an embedded mode, positioning and operation stability is improved, one end of the compression spring is fixedly arranged, and the compression spring is used for achieving automatic resetting of the movable material pressing insert so as to conduct next stamping operation.
Optionally, a sliding positioning groove is formed in a side surface, in contact with the movable material pressing inlet, of the bending inlet, and a sliding positioning block matched with the sliding positioning groove is arranged on the movable material pressing inlet, so that the movable material pressing inlet can stably move downwards along the bending inlet in the bending operation process.
Optionally, the bending insert is of a convex structure, so that the bending insert can be conveniently positioned and installed, and is not easy to displace in the bending operation process, and the stability of the bending operation is improved.
Optionally, the bending edge of the bending insert is an arc edge, so that the damage of the right-angle edge to the outer surface of a product is avoided, and the bending quality is improved.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pair of solve even cutting area of burr direction and roll over structure under the condition that satisfies modulus of continuity design scrap (bridge) and punching press burr direction demand, can reduce the design cover number, saves the cost of mould processing, reduces occuping of punch press resource and occuping of producers.
Drawings
Fig. 1 is an exploded view of a continuous cutting and folding structure for solving the burr direction provided in an embodiment of the present invention;
fig. 2 is a schematic view of a die sinking state of a continuous cutting and folding structure for solving the burr direction provided in an embodiment of the present invention;
fig. 3 is a schematic diagram of a mold closing process of a continuous cutting and folding structure for solving a burr direction provided in an embodiment of the present invention;
fig. 4 is a schematic view of a mold closing state of a continuous cutting and folding structure for solving a burr direction provided in an embodiment of the present invention;
fig. 5 is a schematic view of a product before continuous cutting and folding operation provided in an embodiment of the present invention;
fig. 6 is a schematic view of a product after the continuous cutting and folding operation provided in the embodiment of the present invention;
fig. 7 is a schematic structural view of an upper mold forming insert provided in an embodiment of the present invention;
fig. 8 is a schematic structural view of a locking block provided in an embodiment of the present invention;
fig. 9 is a schematic structural view of a bending insert provided in an embodiment of the present invention;
wherein, 1 is an upper die unit; 11 is an upper die base; 12 is an upper splint; 13 is a stop plate; 14 is an upper stripper plate; 2 is a lower die unit; 21 is a lower template; 22 is a lower backing plate; 23 is a lower die holder; 24 is a spring fixing plate; 3, cutting off a punch; 4, forming an insert by an upper die; 41 is a mounting through hole; 42 is a limit strip; 5 is an upper die thimble; 6 is an elastic piece; 7 is a movable material pressing insert; 8 is an elastic reset unit; 81 is a reset top block; 82 is a compression spring; 9 is a bending insert; 91 is a bending edge; 10 is a locking block; 101 is an installation limit edge; 102 is a locking hole; 15 is the product.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The described embodiments are illustrative of some, but not all embodiments of the invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
For example, a continuous cutting and folding structure for solving the burr direction comprises an upper die unit and a lower die unit arranged below the upper die unit; the upper die unit is provided with a cutting punch and an upper die forming insert, and the lower end of the cutting punch is higher than that of the upper die forming insert; the upper die forming insert is provided with an installation through hole penetrating through the upper surface and the lower surface of the upper die forming insert, an upper die ejector pin penetrates through the installation through hole, the lower end of the upper die ejector pin is exposed out of the lower surface of the upper die forming insert, and the upper end of the upper die ejector pin is connected with an elastic piece; the lower die unit is provided with a cutting punching groove matched with the cutting punching head and a movable material pressing insert matched with the upper die forming insert, the bottom of the movable material pressing insert is connected with an elastic reset unit, and one side edge of the movable material pressing insert is connected with a bending insert.
The continuous cutting belt folding structure for solving the burr direction provided by the embodiment can reduce the number of design sleeves under the condition of meeting the requirements of design scrap and stamping burr direction of a progressive die, saves the cost of die machining, and reduces the occupation of punch resources and the occupation of production personnel.
The first embodiment is as follows:
as shown in fig. 1-6, a continuous cutting and folding structure for solving the burr direction comprises an upper die unit 1 and a lower die unit 2 arranged below the upper die unit 1, wherein during operation, a product is placed at the upper end of the lower die unit 2, and the upper die unit 1 and the lower die unit 2 are matched under the action of external force, so that the continuous cutting and folding operation effect is realized.
Specifically, the upper die unit 1 is provided with a cutting punch 3 and an upper die forming insert 4, the lower end of the cutting punch 3 is higher than the lower end of the upper die forming insert 4, that is, the upper die forming insert 4 is in contact with the product before the cutting punch 3. The upper die forming insert 4 is provided with a mounting through hole 41 penetrating through the upper surface and the lower surface thereof, an upper die ejector pin 5 is arranged in the mounting through hole 41, the lower end of the upper die ejector pin 5 is exposed out of the lower surface of the upper die forming insert 4, namely, the upper die ejector pin 5 is in contact with the product 15 before the upper die forming insert 4, and the upper end of the upper die ejector pin 5 is connected with an elastic piece 6.
And placing the product 15 on the lower die unit 2, driving the upper die unit 1 by external force, enabling the upper die ejector pin 5 to be firstly contacted with the product 15, then enabling the upper die forming insert 4 to be contacted with the product 15, and enabling the cutting punch 3 to be contacted with the product 15 in the continuous downward movement process of the upper die unit 1 and carrying out cutting operation.
The lower die unit 2 is provided with a cutting punching groove matched with the cutting punch 3 and a movable material pressing insert 7 matched with the upper die forming insert 4, the bottom of the movable material pressing insert 7 is connected with an elastic reset unit 8, one side edge of the movable material pressing insert 7 is connected with a bending insert 9, the bending insert 9 is matched with the movable material pressing insert 7, and a bending surface is formed in the downward movement process of the movable material pressing insert 7.
In the specific operation process, a product is firstly placed on the lower die unit 2, the upper die unit 1 is driven by external force to enable the upper die thimble 5 to firstly contact with the product 15, the upper die forming insert 4 is enabled to contact with the product 15 in the continuous downward movement process of the upper die unit 1, when the upper die forming insert 4 just contacts with the product surface, as the elastic force of the elastic resetting unit 8 at the lower end of the movable material pressing insert 7 is greater than the elastic force of the elastic piece 6 at the upper end of the upper die thimble 5, the upper die thimble 5 and the upper die forming insert 4 are enabled to move upwards to form a butt pressure on the product surface so as to achieve the material pressing effect, in the continuous downward movement process of the upper die unit 1, the cutting punch 3 cuts off the product 15 downwards, the upper die forming insert 4 starts to form downwards, the movable material pressing insert 7 extrudes the elastic resetting unit 8 to move downwards, and the product starts to be formed till the upper die unit 1 and the lower die unit 2 are completely closed, the operation effect of continuous cutting and folding is realized.
In this example, the elastic return unit 8 includes a return top block 81 and a compression spring 82, the upper end of the return top block 81 is connected to the lower end of the movable material pressing inlet 7, the lower end of the return top block 81 abuts against the upper end of the compression spring 82, and the lower end of the compression spring 82 is fixed to the lower die unit 2.
When the downward pressure applied to the movable swaging insert 7 by the upper die forming insert 4 is applied, the compression spring 82 is further urged to assume a compressed state, and when the downward pressure of the upper die forming insert 4 is removed, the movable swaging insert 7 is restored to an initial state under the elastic force of the compression spring 82, so as to perform the next punching operation.
The second embodiment:
as shown in fig. 1, 7 and 8, the upper die unit 1 includes an upper die base 11, an upper clamp plate 12, a stopper plate 13 and an upper stripper plate 14, wherein the lower end of the upper die base 11 is connected to the upper end of the upper clamp plate 12, a gap is provided between the lower end of the upper clamp plate 12 and the upper end of the stopper plate 13, and the lower end of the stopper plate 13 is connected to the upper end of the upper stripper plate 14.
The cutting punch 3 is installed between the upper clamping plate 12, the stop plate 13 and the upper stripping plate 14 in a penetrating mode, the upper mold forming insert 4 is installed between the stop plate 13 and the upper stripping plate 14 in an embedded mode, the lower end of the upper mold forming insert 4 is exposed out of the lower end of the upper stripping plate 14, and the elastic piece 6 is installed between the upper mold base 11 and the upper clamping plate 12 in an embedded mode.
When the upper die forming insert 4 just contacts the product surface, because the elasticity of the elastic reset unit 8 at the lower end of the movable material pressing insert 7 is greater than the elasticity of the elastic piece 6 at the upper end of the upper die thimble 5, the upper die thimble 5 and the upper die forming insert 4 are urged to move upwards to form a butt pressure on the product surface so as to achieve the effect of material pressing, when the upper stripper plate 14 continues to move downwards, the cutting punch 3 cuts off the product downwards, the upper clamp plate 12 starts to form downwards after moving downwards to contact the upper die forming insert 4, the movable material pressing insert 7 moves downwards, and the product starts to be formed till the upper die unit 1 and the lower die unit 2 are completely closed, so that the continuous cutting and folding operation effect is achieved.
In this example, a side surface of the upper mold insert 4 is further connected with a locking block 10, an installation position for installing the locking block 10 is arranged on the upper stripper plate 14, the locking block 10 is arranged to facilitate the disassembly and replacement of the upper mold insert 4, and meanwhile, the installation stability of the upper mold insert 4 can also be improved.
Specifically, go up mould shaping income sub 4 and a side upper end that the latch segment 10 contacted is provided with spacing 42, and the lower extreme of spacing 42 and the upper end looks butt of latch segment 10 set up spacing 42 and the cooperation of latch segment 10 butt, play fixed limiting displacement to last mould shaping income sub 4, improve the installation stability of mould shaping income sub 4.
The two ends of the locking block 10 are provided with installation limiting edges 101, the locking block 10 is provided with locking holes 102 penetrating through the upper surface and the lower surface of the locking block, locking screws penetrate through the locking holes 102, locking installation of the locking block 10 is achieved, and then installation stability of the upper mold forming insert 4 is improved.
The locking screw is completely hidden in the locking hole 102, and one end of the locking screw is locked to the stopper plate 13 to prevent the exposed portion from affecting the mold clamping of the upper mold unit 1 and the lower mold unit 2.
Example three:
as shown in fig. 4 and 9, the lower die unit 2 includes a lower die plate 21, a lower backing plate 22, a lower die holder 23, and a spring fixing plate 24; the lower end of the lower template 21 is connected with the upper end of the lower backing plate 22, the lower end of the lower backing plate 22 is connected with the upper end of the lower die base 23, and the lower end of the lower die base 23 is connected with the upper end of the spring fixing plate 24. The movable material pressing insert 7 and the bending insert 9 are embedded in the lower die plate 21, the elastic reset unit 8 is embedded in and installed among the lower die plate 21, the lower backing plate 22 and the lower die base 23, and the lower end of the compression spring 82 is fixed on the spring fixing plate 24.
The movable material pressing insert 7 and the bending insert 9 are installed in the lower die unit 2 in an embedded mode, positioning and operation stability is improved, one end of the compression spring 82 is fixedly installed, and the compression spring 82 is used for achieving automatic reset of the movable material pressing insert 7, so that next stamping operation can be conducted conveniently.
A sliding positioning groove is formed in one side face, in contact with the movable material pressing insert 7, of the bending insert 9, and a sliding positioning block matched with the sliding positioning groove is arranged on the movable material pressing insert 7, so that the movable material pressing insert 7 can stably move downwards along the bending insert 9 in the bending operation process.
The bending insert 9 is of a convex structure, so that the bending insert 9 can be conveniently positioned and installed, and is not easy to displace in the bending operation process, and the stability of the bending operation is improved. The bending edge 91 of the bending insert 9 is an arc edge, so that the damage of the right-angle edge to the outer surface of a product is avoided, and the bending quality is improved.
To sum up, the utility model provides a pair of solve even cutting area of burr direction and roll over structure can reduce the design cover number under the condition that satisfies modulus of continuity design scrap (bridge) and punching press burr direction demand, saves the cost of mould processing, reduces occuping of punch press resource and occuping of producers.
In the description of the present invention, it should be understood that the terms indicating the orientation or the positional relationship are based on the orientation or the positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
Claims (10)
1. A continuous cutting and folding structure for solving the burr direction is characterized by comprising an upper die unit (1) and a lower die unit (2) arranged below the upper die unit (1);
the upper die unit (1) is provided with a cutting punch (3) and an upper die forming insert (4), and the lower end of the cutting punch (3) is higher than the lower end of the upper die forming insert (4);
the upper die forming insert (4) is provided with an installation through hole (41) penetrating through the upper surface and the lower surface of the upper die forming insert, an upper die ejector pin (5) penetrates through the installation through hole (41), the lower end of the upper die ejector pin (5) is exposed out of the lower surface of the upper die forming insert (4), and the upper end of the upper die ejector pin (5) is connected with an elastic piece (6);
the lower die unit (2) is provided with a cutting-off punching groove matched with the cutting-off punch (3) and is provided with a movable material pressing inlet (7) matched with the upper die forming inlet (4), the bottom of the movable material pressing inlet (7) is connected with an elastic reset unit (8), and one side edge of the movable material pressing inlet (7) is connected with a bending inlet (9).
2. The connecting cutting and folding structure for solving the burr direction according to claim 1, wherein the elastic reset unit (8) comprises a reset top block (81) and a compression spring (82), the upper end of the reset top block (81) is connected with the lower end of the movable material pressing insert (7), the lower end of the reset top block (81) abuts against the upper end of the compression spring (82), and the lower end of the compression spring (82) is fixed on the lower die unit (2).
3. The continuous cutting and folding structure for solving the burr direction of claim 1, wherein the upper die unit (1) comprises an upper die holder (11), an upper clamping plate (12), a stop plate (13) and an upper stripper plate (14), the lower end of the upper die holder (11) is connected with the upper end of the upper clamping plate (12), a gap is formed between the lower end of the upper clamping plate (12) and the upper end of the stop plate (13), and the lower end of the stop plate (13) is connected with the upper end of the upper stripper plate (14);
the cutting punch (3) is arranged between the upper clamping plate (12), the stop plate (13) and the upper stripping plate (14) in a penetrating mode, the upper die forming insert (4) is arranged between the stop plate (13) and the upper stripping plate (14) in an embedded mode, the lower end of the upper die forming insert (4) is exposed out of the lower end of the upper stripping plate (14), and the elastic piece (6) is arranged between the upper die base (11) and the upper clamping plate (12) in an embedded mode.
4. The continuous cutting and folding structure for solving the burr direction of claim 3, characterized in that a locking block (10) is further connected to one side surface of the upper mold forming insert (4), and an installation position for installing the locking block (10) is arranged on the upper stripper plate (14).
5. The connecting and cutting belt folding structure for solving the burr direction of claim 4, wherein a limiting strip (42) is arranged at the upper end of one side surface of the upper mold forming insert (4) contacted with the locking block (10), and the lower end of the limiting strip (42) is abutted against the upper end of the locking block (10).
6. The continuous cutting and folding structure for solving the burr direction of claim 4, wherein two ends of the locking block (10) are provided with mounting limit edges (101), the locking block (10) is provided with locking holes (102) penetrating through the upper and lower surfaces of the locking block, and locking screws are arranged in the locking holes (102) in a penetrating manner.
7. The continuous cutting and folding structure for solving the burr direction of claim 2, wherein the lower die unit (2) comprises a lower die plate (21), a lower backing plate (22), a lower die seat (23) and a spring fixing plate (24);
the lower end of the lower template (21) is connected with the upper end of a lower backing plate (22), the lower end of the lower backing plate (22) is connected with the upper end of a lower die base (23), and the lower end of the lower die base (23) is connected with the upper end of a spring fixing plate (24);
the movable material pressing insert (7) and the bending insert (9) are embedded in the lower die plate (21), the elastic reset unit (8) is embedded in the lower die plate (21), the lower backing plate (22) and the lower die base (23), and the lower end of the compression spring (82) is fixed on the spring fixing plate (24).
8. The continuous cutting and bending structure for solving the burr direction of claim 1, wherein a sliding positioning groove is arranged on one side surface of the bending insert (9) contacted with the movable swaging insert (7), and a sliding positioning block matched with the sliding positioning groove is arranged on the movable swaging insert (7).
9. The continuous cutting and folding structure for solving the burr direction of claim 1, wherein the folding inlet (9) has a convex structure.
10. The connecting and cutting belt folding structure for solving the burr direction of claim 1, wherein the folding edge (91) of the folding insert (9) is a circular arc edge.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221514725.9U CN217474583U (en) | 2022-06-16 | 2022-06-16 | Continuous cutting belt folding structure for solving burr direction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221514725.9U CN217474583U (en) | 2022-06-16 | 2022-06-16 | Continuous cutting belt folding structure for solving burr direction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117415213A (en) * | 2023-12-19 | 2024-01-19 | 深圳市道格特科技有限公司 | Probe card former |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117415213A (en) * | 2023-12-19 | 2024-01-19 | 深圳市道格特科技有限公司 | Probe card former |
| CN117415213B (en) * | 2023-12-19 | 2024-03-29 | 深圳市道格特科技有限公司 | Probe card former |
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