Adjustable pin punching device

Abstract

The utility model discloses an adjustable pin stamping device which comprises a lower die, the lower die comprises a lower die base, a cushion block and a lower die plate, a first groove is formed in the upper portion of the lower die plate, a first opening is formed in one side of the lower die plate, the first groove is communicated with the first opening, a plurality of first long grooves are formed in the bottom of the first groove in parallel, and the first long grooves are communicated with the first long grooves. A plurality of first limiting blocks are arranged at the bottom of the first long groove at equal intervals, a lower stamping assembly is movably arranged in the first groove and comprises a first block body, a first screw is fixed to one side of the first block body and movably penetrates through the first opening, and the first screw is in threaded fit with a first limiting nut and a first fastening nut. The lower stamping assemblies and the upper stamping assemblies can move in the lower die and the upper die in the forming direction of the first long groove and the second long groove respectively, so that the distance between the multiple upper stamping assemblies and the distance between the multiple lower stamping assemblies are adjusted, a user can adjust the distance according to the actual situation when using the stamping die, and the stamping efficiency is improved. The use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of pin needle processing, in particular to an adjustable pin needle punching device. Background Art

[0002] When processing the strip terminal, the blank needs to be placed in a stamping machine and stamped using a mold, followed by bending, grinding and polishing. As described in the published patent "A terminal stamping mold that is easy to adjust and position" with publication number CN217858337U, the terminal stamping mold usually requires the opening and closing of the upper and lower molds during use to install and use the stamping parts, and the product is processed and manufactured through the cooperation between the upper and lower molds.

[0003] At present, the stamping structure of the terminal is inconvenient to process and use due to the miniaturization characteristics of the terminal products. During the opening and closing process of the upper and lower molds, the positioning is not accurate, and the adjustment and processing are inconvenient. Therefore, it causes inconvenience in product processing during the stamping mold processing of the terminal.

[0004] In summary, in the prior art, there is a problem of inconvenience in adjusting and processing the terminal during stamping. Utility Model Content

[0005] In order to overcome the above-mentioned shortcomings, the present invention aims to provide a technical solution of an adjustable pin punching device that can solve the above-mentioned problems.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] An adjustable pin punching device includes a lower die, which includes a lower die base, a pad and a lower template. A groove is provided on the top of the lower template, an opening is provided on one side of the lower template, the groove and the opening are connected to each other, a plurality of long slots are provided in parallel at the bottom of the groove, a plurality of limit blocks are equidistantly provided at the bottom of the long slot, a lower punching assembly is movably provided in the groove, the lower punching assembly includes a block, a screw is fixed to one side of the block, the screw movably passes through the opening, a thread on the screw cooperates with a limit nut and a fastening nut, the limit nut is arranged outside the opening, and the fastening nut is arranged inside the opening, a plurality of strip blocks corresponding to the long slot are provided at the bottom of the block, and a plurality of lower limit blocks are equidistantly provided at the bottom of the strip block;

[0008] The upper die also includes an upper die base and an upper die plate. A groove 2 is provided at the bottom of the upper die plate, an opening 2 is provided on one side of the groove 2, the opening 2 and the groove 2 are connected to each other, a plurality of long grooves 2 are provided in parallel on the top of the groove 2, a plurality of limit blocks 2 are provided equidistantly on the top of the long groove 2, an upper stamping assembly is movably arranged in the groove 2, the upper stamping assembly includes a block 2, a screw rod 2 is fixed on one side of the block 2, the screw rod 2 movably passes through the opening 2, the thread on the screw rod 2 is matched with a limiting nut 2 and a fastening nut 2, the limiting nut 2 is arranged on the inner side of the opening 2, the fastening nut 2 is arranged on the outer side of the opening 2, a plurality of strip blocks 2 corresponding to the long groove 2 are provided on the top of the block 2, and a plurality of upper limit blocks are equidistantly arranged on the top of the strip block 2.

[0009] As a further solution of the present invention: a plurality of hole positions 1 are opened on the lower template, the hole positions 1 vertically pass through the pad, and a buffer component is arranged inside the hole positions 1.

[0010] As a further solution of the present invention: a plurality of guide holes are opened on the lower template, and the guide holes vertically penetrate the pad.

[0011] As a further solution of the present invention: a plurality of buffer grooves are provided on the upper die base, and the buffer grooves correspond to the buffer assemblies.

[0012] As a further solution of the present invention: a plurality of second hole positions are provided on the upper die base, guide posts are fixedly provided in the second hole positions, and the guide posts correspond to the guide holes.

[0013] As a further solution of the present invention: when the lower mold and the upper mold are closed, the guide column is located inside the guide hole.

[0014] As a further solution of the present invention: a first cavity is provided on the top of the first block, and a second cavity is provided on the bottom of the second block, and the first cavity and the second cavity match each other.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. The lower punch assembly and the upper punch assembly provided in the utility model can be moved in the lower die and the upper die respectively along the opening direction of the long slot 1 and the long slot 2, so as to adjust the distance between several upper punch assemblies and several lower punch assemblies. When using, the user can adjust according to the actual situation, which is more flexible and convenient to use.

[0017] 2. The lower punch assembly and the upper punch assembly provided in the present invention adopt a structural design that is easy to disassemble and assemble. When the product processing type needs to be changed, only the lower punch assembly and the upper punch assembly need to be replaced, and there is no need to open the mold as a whole, which saves the user's production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is one of the structural diagrams of the utility model in which the lower mold and the upper mold are separated;

[0020] Figure 3 This is the second structural diagram of the utility model in the state where the lower mold and the upper mold are separated;

[0021] Figure 4 This is a schematic diagram of the explosion structure of the lower mold in the utility model;

[0022] Figure 5 yes Figure 4 A magnified schematic diagram of the local structure at center A;

[0023] Figure 6 This is one of the schematic diagrams of the structure of the lower punch assembly in the utility model;

[0024] Figure 7 This is the second schematic diagram of the structure of the lower punch assembly in the utility model;

[0025] Figure 8 yes Figure 7 A magnified schematic diagram of the local structure at point B in the middle;

[0026] Figure 9 This is a schematic diagram of the explosion structure of the upper die in the utility model;

[0027] Figure 10 yes Figure 9 A magnified schematic diagram of the local structure at point C in the middle;

[0028] Figure 11 This is one of the schematic diagrams of the upper punch assembly structure in the utility model;

[0029] Figure 12 yes Figure 11 A magnified schematic diagram of the local structure at point D in the middle;

[0030] Figure 13 This is the second schematic diagram of the upper punch assembly structure in the present utility model;

[0031] The reference numerals and names in the figures are as follows:

[0032] Lower die 1, lower die base 101, spacer 102, lower template 103, hole 104, buffer assembly 105, guide hole 106, groove 107, opening 108, slot 109, stopper 110, lower punch assembly 111, block 111a, cavity 111b, screw 111c, stopper nut 111d, fastening nut 111e, strip block 111f, lower stopper 1 11g, upper mold-2, upper mold base-201, hole position 2-202, guide column-203, buffer groove-204, upper mold plate-205, groove 2-206, opening 2-207, long slot 2-208, limit block 2-209, upper stamping assembly-210, block 2-210a, screw 2-210b, limit nut 2-210c, fastening nut 2-210d, strip block 2-210e, upper limit block-210f, cavity 2-210g. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0034] See also Figure 1-13 An adjustable pin punching device includes a lower mold 1, which includes a lower mold base 101, a cushion block 102 and a lower mold plate 103. The lower mold plate 103 is provided with a plurality of hole positions 104, and the hole positions 104 vertically penetrate the cushion block 102. A buffer component 105 is provided inside the hole position 104. By providing the buffer component 105, a certain protection can be played between the lower mold 1 and the upper mold 2 when the mold is closed.

[0035] The lower mold plate 103 is provided with a plurality of guide holes 106 , which vertically penetrate the pad 102 . The guide holes 106 cooperate with the guide posts 203 to achieve accurate mold closing.

[0036] A groove 107 is provided above the lower template 103, and an opening 108 is provided on one side of the lower template 103. The groove 107 and the opening 108 are interconnected. By providing the groove 107 and the opening 108, it is convenient to install the lower punch assembly 111 and adjust the position of the lower punch assembly 111.

[0037] Several long grooves 109 are parallel to each other at the bottom of the groove 107, and several limit blocks 110 are equidistantly arranged at the bottom of the long groove 109. By cooperating with the strip block 111f and the lower limit block 111g, the lower punch assembly 111 can be accurately positioned.

[0038] A lower punch assembly 111 is movably disposed in the first groove 107 . By setting the lower punch assembly 111 to a movable state, its position can be easily adjusted.

[0039] The lower punch assembly 111 includes a block 111a, a cavity 111b is provided on the top of the block 111a, a screw 111c is fixed to one side of the block 111a, the screw 111c movably passes through the opening 108, the thread on the screw 111c is matched with a limiting nut 111d and a fastening nut 111e, the limiting nut 111d is arranged on the outside of the opening 108, and the fastening nut 111e is arranged on the inside of the opening 108, the lower punch assembly 111 can be fixed on the lower template 103 by the limiting nut 111d, the fastening nut 111e and the screw 111c, and can be quickly replaced.

[0040] The bottom of the block 111a is provided with a plurality of strip blocks 111f corresponding to the long slot 109, and the bottom of the strip block 111f is provided with a plurality of lower limit blocks 111g at equal intervals. This arrangement facilitates the positioning of the lower punch assembly 111.

[0041] It also includes an upper mold 2, which includes an upper mold base 201 and an upper mold plate 205. The upper mold base 201 is provided with a plurality of buffer grooves 204, which correspond to the buffer components 105. By setting the buffer grooves 204, contact points can be provided for the buffer components 105.

[0042] The upper die base 201 is provided with a plurality of second hole positions 202 , in which guide posts 203 are fixedly provided. The guide posts 203 correspond to the guide holes 106 . The guide posts 203 are provided to facilitate guiding the mold closing.

[0043] A second groove 206 is defined below the upper template 205 , and a second opening 207 is defined on one side of the second groove 206 . The second opening 207 and the second groove 206 are interconnected, making it easy to install the upper punch assembly 210 and adjust its position.

[0044] Several long grooves 208 are opened in parallel at the top of the groove 206, and several limit blocks 209 are opened at equal intervals on the top of the long groove 208, so as to cooperate with the strip block 210 and the upper limit block 210f to position the upper punching assembly 210 and prevent the upper punching assembly 210 from shifting during the punching process.

[0045] An upper punch assembly 210 is movably disposed in the second groove 206 . By arranging the upper punch assembly 210 to be movable, it is convenient for the upper punch assembly 210 to correspond to the lower punch assembly 111 , and the position can also be adjusted according to needs.

[0046] The upper stamping assembly 210 includes a block 210a, a cavity 210g is provided at the bottom of the block 210a, a screw 210b is fixed to one side of the block 210a, the screw 210b movably passes through the opening 207, and the thread on the screw 210b is matched with a limiting nut 210c and a fastening nut 210d. The limiting nut 210c is located on the inner side of the opening 207, and the fastening nut 210d is located on the outer side of the opening 207. Through this arrangement, the upper stamping assembly 210 can be fixed in the upper template 205 and can be quickly replaced.

[0047] The top of the block 210a is provided with several strip blocks 210e corresponding to the long groove 208, and the top of the strip block 210e is provided with several upper limit blocks 210f at equal intervals to facilitate determining the position of the upper punching assembly 210 and prevent it from shifting during the punching process.

[0048] When the lower mold 1 and the upper mold 2 are closed, the guide post 203 is located inside the guide hole 106 , which is a conventional design.

[0049] The first cavity 111b and the second cavity 210g match each other, and the first cavity 111b and the second cavity 210g can be customized according to the shape of the product.

[0050] When the present invention is in use, the lower punch assembly 111 and the upper punch assembly 210 need to be used in pairs. After selecting the appropriate number of lower punch assemblies 111 and upper punch assemblies 210, the limiting nut 111d is installed on the screw rod 111c, and the limiting nut 210c is installed on the screw rod 210b. Then, the screw rod 111c passes through the opening 108, and then the fastening nut 111e is installed on the screw rod 111c, and the screw rod 210b passes through the opening 207. Then, the fastening nut 210d is installed on the screw rod 210b. At this time, the block 111a is located in the groove 107, and the block 210a is located in the groove 206. The position of the block 111a is adjusted so that the strip block 111f can be accurately stuck in the long slot 109, and the adjustment is completed. The position of the whole block 210a is adjusted so that the strip block 210e can be accurately inserted into the long slot 208. When it cannot be accurately inserted, it can be fine-tuned by adjusting the position of the limit nut 111d or the limit nut 210c. Then, after several pairs of lower punching assemblies 111 and upper punching assemblies 210 are aligned with each other up and down, the positions between several pairs of lower punching assemblies 111 and upper punching assemblies 210 are adjusted. After the adjustment, tighten the fastening nut 111e and the fastening nut 210d. The gap between the two adjacent limit blocks 110 will limit the lower limit block 111g, and the gap between the two adjacent limit blocks 209 will limit the upper limit block 210f, so that the position of the lower punching assembly 111 and the upper punching assembly 210 in the X direction is fixed, and the position in the Y direction is fixed with respect to the Z direction. In terms of direction, it is fixed by screw 111c, limiting nut 111d and fastening nut 111e or screw 210b, limiting nut 210c and fastening nut 210d (X direction, Y direction and Z direction respectively represent three directions perpendicular to each other in three-dimensional space). When the processed product needs to be replaced, it is only necessary to remove and replace the lower punch assembly 111 and the upper punch assembly 210. The lower punch assembly 111 and the upper punch assembly 210 can be removed and replaced by loosening the fastening nut 111e, limiting nut 111d, fastening nut 210d and limiting nut 210c.

[0051] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. An adjustable pin punching device, characterized in that: The invention comprises a lower die (1), wherein the lower die (1) comprises a lower die base (101), a cushion block (102) and a lower template (103), a groove (107) is provided on the upper side of the lower template (103), an opening (108) is provided on one side of the lower template (103), the groove (107) and the opening (108) are communicated with each other, a plurality of long grooves (109) are provided in parallel at the bottom of the groove (107), a plurality of limit blocks (110) are provided at equal intervals at the bottom of the long groove (109), a lower punch assembly (111) is movably provided in the groove (107), and the lower punch assembly (111) comprises a block (111) a), a screw rod (111c) is fixed on one side of the block (111a), the screw rod (111c) is movable through the opening (108), the thread on the screw rod (111c) is matched with a limit nut (111d) and a fastening nut (111e), the limit nut (111d) is arranged on the outside of the opening (108), and the fastening nut (111e) is arranged on the inside of the opening (108), and the bottom of the block (111a) is provided with a plurality of strip blocks (111f) corresponding to the long groove (109), and the bottom of the strip block (111f) is provided with a plurality of lower limit blocks (111g) equidistantly; The invention also includes an upper mold (2), wherein the upper mold (2) includes an upper mold base (201) and an upper mold plate (205), a groove 2 (206) is provided below the upper mold plate (205), an opening 2 (207) is provided on one side of the groove 2 (206), the opening 2 (207) and the groove 2 (206) are connected to each other, a plurality of long grooves 2 (208) are provided in parallel on the top of the groove 2 (206), a plurality of limit blocks 2 (209) are provided at equal intervals on the top of the long groove 2 (208), an upper punch assembly (210) is movably provided in the groove 2 (206), and the upper punch assembly (210) includes a block 2 (210a). A screw rod 2 (210b) is fixed on one side of the block 2 (210a), and the screw rod 2 (210b) is movable through the opening 2 (207). The thread on the screw rod 2 (210b) is matched with a limiting nut 2 (210c) and a fastening nut 2 (210d). The limiting nut 2 (210c) is arranged on the inner side of the opening 2 (207), and the fastening nut 2 (210d) is arranged on the outer side of the opening 2 (207). The top of the block 2 (210a) is provided with a plurality of strip blocks 2 (210e) corresponding to the long slot 2 (208), and the top of the strip block 2 (210e) is provided with a plurality of upper limit blocks (210f) at equal distances.

2. The adjustable pin punching device according to claim 1, characterized in that: The lower template (103) is provided with a plurality of hole positions (104), the hole positions (104) vertically passing through the cushion block (102), and a buffer component (105) is provided inside the hole positions (104).

3. The adjustable pin punching device according to claim 1, characterized in that: A plurality of guide holes (106) are provided on the lower template (103), and the guide holes (106) vertically penetrate the pad (102).

4. The adjustable pin punching device according to claim 1, characterized in that: The upper die base (201) is provided with a plurality of buffer grooves (204), and the buffer grooves (204) correspond to the buffer components (105).

5. The adjustable pin punching device according to claim 1, characterized in that: The upper die seat (201) is provided with a plurality of second hole positions (202), and guide posts (203) are fixedly provided in the second hole positions (202), and the guide posts (203) correspond to the guide holes (106).

6. The adjustable pin punching device according to claim 5, characterized in that: When the lower mold (1) and the upper mold (2) are closed, the guide column (203) is located inside the guide hole (106).

7. The adjustable pin punching device according to claim 1, characterized in that: The top of the block one (111a) is provided with a cavity one (111b), and the bottom of the block two (210a) is provided with a cavity two (210g), and the cavity one (111b) and the cavity two (210g) match each other.

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