PCB right-angle terminal processing die
By designing PCB right-angle terminal machining molds with multiple processes, the problem of difficulty in cutting non-linear shapes and special-shaped edges in the prior art is solved, and precise cutting and high-quality production of terminal product edges are achieved.
Patent Information
- Application Number
- CN202421401390.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-19
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-06-19
AI Technical Summary
When cutting the terminal edges of existing PCB right-angle terminal machining molds, it is difficult to deal with non-linear shapes of special-shaped edges, resulting in greater difficulty in product failure.
A PCB right-angle terminal processing mold including an upper mold seat and a lower mold seat is designed. Through multiple processes such as direct punching, end pre-cut holes, contact cutting holes, first cutting holes, second cutting holes, bending and cutting and blanking stations, a special-shaped edge structure of the terminal is gradually formed and cut out.
Through precise cutting in multiple processes, special-shaped edges can be effectively handled, cutting accuracy of terminal products can be improved, and the occurrence of defective products can be reduced.
Smart Images
Figure CN222673578U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of terminals, in particular to a PCB right-angle terminal processing die. Background Art
[0002] The PCB right-angle terminal processing mold usually includes an upper mold base and a lower mold base. Several processing stations are set on the lower mold base to obtain terminal products of the required shape. At present, the terminal processing mold usually cuts the terminal edge at one time, but as the application field of terminals becomes more and more extensive, the terminal edge may not be a straight line, and sometimes there are several special shapes. It is difficult to cut and shape the special-shaped edge at one time, which is easy to cause product defects. Utility Model Content
[0003] In view of the problems existing in the above-mentioned prior art, the purpose of the utility model is to provide a PCB right-angle terminal processing mold.
[0004] The purpose of the utility model is achieved by the following technical solutions:
[0005] A PCB right-angle terminal processing mold, comprising an upper mold base and a lower mold base, wherein the upper mold base and the lower mold base cover each other and a material strip channel for a material strip to pass through is formed between the upper mold base and the lower mold base, and the material strip channel sequentially comprises:
[0006] The guide punching station is used to punch out a number of equidistant guide holes on one side of the material strip;
[0007] The end pre-cutting station is used to punch out a number of equally spaced rectangular holes on the other side of the strip;
[0008] A contact hole cutting station, used for punching a contact hole on the material strip, wherein the contact hole is arranged between two adjacent rectangular holes;
[0009] A first cutting station is used to cut a first special-shaped hole on the material strip, wherein the first special-shaped hole covers the position of the rectangular hole;
[0010] An upper contact station, used for placing electrical contacts at the contact hole position;
[0011] The second hole cutting station is used to cut a second special-shaped hole on the material strip, wherein the second special-shaped hole is arranged directly above the first special-shaped hole, and the bottom of the second special-shaped hole coincides with the top of the first special-shaped hole, and at this time, a plurality of equally spaced terminal prototypes are formed on the material strip;
[0012] A bending station, used for bending the terminal prototype;
[0013] The cutting and blanking station is used to perform cutting processing at the top of the terminal prototype, cut out the terminal products and drop them out of the lower die base.
[0014] Furthermore, a through-hole cutting station is included between the contact hole cutting station and the first hole cutting station, and the through-hole cutting station is used to cut a through-hole on the material strip, wherein the through-hole is located above the terminal prototype and is a part of the terminal product.
[0015] Furthermore, the upper contact station includes a first contact station and a second contact station, and the second hole cutting station is arranged between the first contact station and the second contact station.
[0016] Furthermore, the first contact station and the second contact station are respectively connected to spiral vibration disks, and the electrical contacts are transported to the first contact station and the second contact station by the spiral vibration disks.
[0017] Furthermore, the bending station includes a first bending position and a second bending position, wherein the first bending position is used to bend the lower middle part of the terminal prototype upward by 30 to 45 degrees, and the second bending position is used to bend the bottom of the terminal prototype downward by 90 degrees.
[0018] Furthermore, the first bending position includes a first platform and a second platform arranged on the lower die base, the first platform is higher than the second platform, and the first platform and the second platform are connected by an inclined platform; the second bending position includes a bending platform arranged on the lower die base and a bending groove connected to the bending platform.
[0019] Furthermore, the guiding punching station includes a guiding groove provided on the lower die base, and the shape of the guiding groove is consistent with the shape of the guiding hole; the end pre-cutting hole station includes a pre-cutting groove provided on the lower die base, and the shape of the pre-cutting groove is consistent with the shape of the rectangular hole; the contact hole cutting station includes a contact hole cutting groove provided on the lower die base, and the shape of the contact hole cutting groove is consistent with the shape of the contact hole; the first hole cutting station includes a first hole cutting groove provided on the lower die base, and the shape of the first hole cutting groove is consistent with the shape of the first special-shaped hole; the second hole cutting station includes a second hole cutting groove provided on the lower die base, and the shape of the second hole cutting groove is consistent with the shape of the second special-shaped hole.
[0020] Furthermore, a guiding station is included before the guiding and punching station, and the guiding station is used to guide the material strip into the material strip channel.
[0021] Furthermore, the guide station includes guide rods arranged in parallel, and the material strip enters the material strip channel under the guidance of the two guide rods.
[0022] Furthermore, guide posts are provided on both sides of the material strip channel, and the guide posts are arranged on the lower die base, and positioning pieces for fixing the guide holes are provided on the inner sides of the guide posts.
[0023] The beneficial effects of the utility model are:
[0024] First, a regular rectangular hole is cut out by the end pre-cutting station, and then the special-shaped structure of the edge of the terminal product is cut out by the first hole cutting station and the second hole cutting station, and the bottom of the second special-shaped hole coincides with the top of the first special-shaped hole to ensure the continuity of the two cuts on the edge of the terminal product. Finally, the top of the terminal product is cut into shape by the cutting and blanking station, so that the terminal product is completely separated from the material strip and falls out of the lower mold base. The utility model cuts the edge of the terminal through four working steps of the end pre-cutting station, the first hole cutting station, the second hole cutting station and the cutting and blanking station, so that the cutting of the special-shaped edge structure is more accurate and defective products are less likely to occur. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a front view of the PCB right-angle terminal processing mold of the utility model.
[0026] Figure 2 It is a top view of the lower die base in the utility model.
[0027] Figure 3 It is a processing flow chart of the material belt in the utility model.
[0028] Figure 4 It is a structural schematic diagram of the terminal in the utility model.
[0029] In the figure: 1. Upper die seat; 101. First base; 102. Upper functional seat; 2. Lower die seat; 201. Second base; 202. Lower functional seat; 3. Material strip; 301. Guide hole; 302. Rectangular hole; 303. Contact hole; 304. First special-shaped hole; 305. Electrical contact; 306. Second special-shaped hole; 307. Terminal prototype; 308. Through hole; 4. Material strip channel; 5. Guide punching station; 501. Guide groove; 6. End pre-cutting station; 601. Pre-cutting groove; 7. Contact cutting station; 701. Contact cutting groove; 8. First cutting station; 801. First Hole cutting groove; 9, upper contact station; 901, first contact station; 902, second contact station; 10, second hole cutting station; 1001, second hole cutting groove; 11, bending station; 111, first bending position; 1111, first platform; 1112, second platform; 1113, inclined platform; 112, second bending position; 1121, bending platform; 1122, bending groove; 12, cutting and blanking station; 13, through-hole cutting station; 14, guide station; 1401, guide rod; 15, guide column; 16, positioning piece; 17, buffer assembly; 18, errata station. DETAILED DESCRIPTION
[0030] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clearly understood, the utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0031] like Figures 1 to 4 As shown, the utility model provides a PCB right-angle terminal processing mold, including an upper mold base 1 and a lower mold base 2, the upper mold base 1 and the lower mold base 2 are covered and a material channel 4 for a feeding tape 3 to pass through is formed therebetween, and the material channel 4 includes a guide punching station 5, an end pre-cutting station 6, a contact hole cutting station 7, a first hole cutting station 8, an upper contact station 9, a second hole cutting station 10, a bending station 11 and a cutting and blanking station 12 in sequence.
[0032] The guiding punching station 5 is used to punch out a number of equally spaced guiding holes 301 on one side of the material strip 3; the end pre-cutting station 6 is used to punch out a number of equally spaced rectangular holes 302 on the other side of the material strip 3; the contact hole cutting station 7 is used to punch out contact holes 303 on the material strip 3, and the contact holes 303 are arranged between two adjacent rectangular holes 302; the first hole cutting station 8 is used to cut out the first special-shaped hole 304 on the material strip 3, and the first special-shaped hole 304 covers the position of the rectangular hole 302; the upper contact station 9 is used to punch out the contact holes 303 at the position of the contact holes 303 Electrical contact 305; the second hole cutting station 10 is used to cut a second special-shaped hole 306 on the material strip 3, and the second special-shaped hole 306 is arranged directly above the first special-shaped hole 304, and the bottom of the second special-shaped hole 306 coincides with the top of the first special-shaped hole 304, at this time, a number of equally spaced terminal prototypes 307 are formed on the material strip 3; the bending station 11 is used to bend the terminal prototype 307; the cutting and blanking station 12 is used to perform cutting at the top position of the terminal prototype 307, cut out the terminal product and drop it out of the lower mold base 2.
[0033] First, the end pre-cutting hole station 6 cuts out a regular rectangular hole 302, which is used to separate each terminal unit and provide position coordinates for the first cutting of the special-shaped hole; then the first cutting hole station 8 and the second cutting hole station 10 cut the special-shaped structure of the edge of the terminal product twice, and the bottom of the second special-shaped hole 306 coincides with the top of the first special-shaped hole 304 to ensure the continuity of the two cuttings of the edge of the terminal product, and finally the top of the terminal product is cut and formed by the cutting and blanking station 12, so that the terminal product is completely separated from the material strip 3 and falls out of the lower mold base 2. The utility model cuts the edge of the terminal through four processes of the end pre-cutting hole station 6, the first cutting hole station 8, the second cutting hole station 10 and the cutting and blanking station 12, so that the cutting of the special-shaped edge structure is more accurate and defective products are not easy to appear.
[0034] Furthermore, a through hole cutting station 13 is included between the contact hole cutting station 7 and the first hole cutting station 8. The through hole cutting station 13 is used to cut a through hole 308 on the material strip 3. The through hole 308 is located above the terminal prototype 307 and is a part of the terminal product. When the cutting and blanking station 12 is cutting, the through hole 308 is simultaneously cut off from the material strip 3.
[0035] Furthermore, the upper contact station 9 includes a first contact station 901 and a second contact station 902, and the second hole cutting station 10 is arranged between the first contact station 901 and the second contact station 902. The space between the first contact station 901 and the second contact station 902 is fully utilized, so that the mold layout is more reasonable and the structure is more compact.
[0036] A correction station 18 is also provided after the upper contact station 9 for checking whether the electrical contact 305 has been processed in the contact hole 303 .
[0037] Furthermore, the first contact station 901 and the second contact station 902 are respectively connected to spiral vibration disks, and the electrical contacts 305 are transported to the first contact station 901 and the second contact station 902 by the spiral vibration disks.
[0038] Furthermore, the bending station 11 includes a first bending station 111 and a second bending station 112. The first bending station 111 is used to bend the lower middle part of the terminal prototype 307 upward by 30-45 degrees, and the second bending station 112 is used to bend the bottom of the terminal prototype 307 downward by 90 degrees.
[0039] Furthermore, the first bending position 111 includes a first platform 1111 and a second platform 1112 provided on the lower mold base 2, the first platform 1111 is higher than the second platform 1112, the first platform 1111 and the second platform 1112 are connected by an inclined platform 1113, and the bending angle of the first bending position 111 is determined by the angle of the inclined platform 1113; the second bending position 112 includes a bending platform 1121 provided on the lower mold base 2 and a bending groove 1122 connected to the bending platform 1121.
[0040] Furthermore, the guiding punching station 5 includes a guiding groove 501 provided on the lower die base 2, and the shape of the guiding groove 501 is consistent with the shape of the guiding hole 301; the end pre-cutting hole station 6 includes a pre-cutting groove 601 provided on the lower die base 2, and the shape of the pre-cutting groove 601 is consistent with the shape of the rectangular hole 302; the contact hole cutting station 7 includes a contact hole cutting groove 701 provided on the lower die base 2, and the shape of the contact hole cutting groove 701 is consistent with the shape of the contact hole 303; the first hole cutting station 8 includes a first hole cutting groove 801 provided on the lower die base 2, and the shape of the first hole cutting groove 801 is consistent with the shape of the first special-shaped hole 304; the second hole cutting station 10 includes a second hole cutting groove 1001 provided on the lower die base 2, and the shape of the second hole cutting groove 1001 is consistent with the shape of the second special-shaped hole 306.
[0041] Furthermore, a guide station 14 is included before the guide punching station 5, and the guide station 14 is used to guide the material strip 3 into the material strip channel 4. Further, the guide station 14 includes parallel guide rods 1401, and the material strip 3 enters the material strip channel 4 under the guidance of the two guide rods 1401.
[0042] Furthermore, guide posts 15 are provided on both sides of the material strip channel 4 . The guide posts 15 are provided on the lower die base 2 , and positioning members 16 for fixing the guide holes 301 are provided on the inner sides of the guide posts 15 .
[0043] The upper mold base 1 includes a first base 101 and an upper functional base 102 disposed on the first base 101 , and the lower mold base 2 includes a second base 201 and a lower functional base 202 disposed on the second base 201 . The second base 201 is provided with a buffer assembly 17 in contact with the first base 101 .
[0044] The upper die base 1 is provided with through slots at positions corresponding to each work station, and external stamping parts pass through the through slots to complete the processing of the material channel 4 and the material strip 3, and can accurately cut out the special-shaped edge structure of the terminal.
[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall fall within the protection scope of the present invention.
Claims
1. A PCB right-angle terminal processing mold, characterized in that: The invention comprises an upper die base (1) and a lower die base (2), wherein the upper die base (1) and the lower die base (2) are covered and a material belt channel (4) is formed between the upper die base (1) and the lower die base (2) for a material supply belt (3) to pass through. The material belt channel (4) comprises in sequence: A guide punching station (5) for punching a plurality of equidistant guide holes (301) on one side of the material strip (3); An end pre-cutting station (6) for punching out a plurality of equally spaced rectangular holes (302) on the other side of the material strip (3); A contact hole cutting station (7) is used to punch out a contact hole (303) on the material strip (3), wherein the contact hole (303) is arranged between two adjacent rectangular holes (302); A first cutting station (8) is used to cut a first special-shaped hole (304) on the material strip (3), wherein the first special-shaped hole (304) covers the position of the rectangular hole (302); An upper contact station (9) for placing an electrical contact (305) at the position of the contact hole (303); A second hole cutting station (10) is used to cut a second special-shaped hole (306) on the material strip (3), wherein the second special-shaped hole (306) is located directly above the first special-shaped hole (304), and the bottom of the second special-shaped hole (306) coincides with the top of the first special-shaped hole (304), and at this time, a plurality of equally spaced terminal prototypes (307) are formed on the material strip (3); A bending station (11) for bending the terminal prototype (307); The cutting and blanking station (12) is used to perform a cutting process at the top position of the terminal prototype (307), cut out the terminal product and drop it out of the lower mold base (2).
2. A PCB right-angle terminal processing mold according to claim 1, characterized in that: A through hole cutting station (13) is also included between the contact hole cutting station (7) and the first hole cutting station (8), wherein the through hole cutting station (13) is used to cut a through hole (308) on the material strip (3), wherein the through hole (308) is located above the terminal prototype (307) and is a part of the terminal product.
3. A PCB right-angle terminal processing mold according to claim 1, characterized in that: The upper contact station (9) comprises a first contact station (901) and a second contact station (902), and the second hole cutting station (10) is arranged between the first contact station (901) and the second contact station (902).
4. A PCB right-angle terminal processing mold according to claim 3, characterized in that: The first contact station (901) and the second contact station (902) are respectively connected to a spiral vibration disk, and the electrical contacts (305) are transported to the first contact station (901) and the second contact station (902) by the spiral vibration disk.
5. A PCB right-angle terminal processing mold according to claim 1, characterized in that: The bending station (11) comprises a first bending position (111) and a second bending position (112), wherein the first bending position (111) is used to bend the middle and lower part of the terminal prototype (307) upward by 30-45 degrees, and the second bending position (112) is used to bend the bottom of the terminal prototype (307) downward by 90 degrees.
6. A PCB right-angle terminal processing mold according to claim 5, characterized in that: The first bending position (111) comprises a first platform (1111) and a second platform (1112) provided on the lower die base (2); the first platform (1111) is higher than the second platform (1112); the first platform (1111) and the second platform (1112) are connected by an inclined platform (1113); the second bending position (112) comprises a bending platform (1121) provided on the lower die base (2) and a bending groove (1122) connected to the bending platform (1121).
7. A PCB right-angle terminal processing mold according to claim 1, characterized in that: The guiding punching station (5) comprises a guiding groove (501) provided on the lower die base (2), and the shape of the guiding groove (501) is consistent with the shape of the guiding hole (301); the end pre-cutting hole station (6) comprises a pre-cutting groove (601) provided on the lower die base (2), and the shape of the pre-cutting groove (601) is consistent with the shape of the rectangular hole (302); the contact hole cutting station (7) comprises a contact hole cutting groove (701) provided on the lower die base (2), and the contact hole cutting station (701) comprises a contact hole cutting groove (701) provided on the lower die base (2), and the contact hole cutting groove (701) is consistent with the shape of the rectangular hole (302). The shape of the groove (701) is consistent with the shape of the contact hole (303); the first hole cutting station (8) comprises a first hole cutting groove (801) provided on the lower die base (2), and the shape of the first hole cutting groove (801) is consistent with the shape of the first special-shaped hole (304); the second hole cutting station (10) comprises a second hole cutting groove (1001) provided on the lower die base (2), and the shape of the second hole cutting groove (1001) is consistent with the shape of the second special-shaped hole (306).
8. A PCB right-angle terminal processing mold according to claim 1, characterized in that: A guiding station (14) is also included before the guiding and punching station (5), and the guiding station (14) is used to guide the material strip (3) into the material strip channel (4).
9. A PCB right-angle terminal processing mold according to claim 8, characterized in that: The guide station (14) comprises guide rods (1401) arranged in parallel, and the material strip (3) enters the material strip channel (4) under the guidance of the two guide rods (1401).
10. A PCB right-angle terminal processing mold according to claim 1, characterized in that: Guide columns (15) are provided on both sides of the material strip channel (4); the guide columns (15) are arranged on the lower die base (2), and positioning pieces (16) for fixing the guide holes (301) are provided on the inner sides of the guide columns (15).