Forming die for processing DIP (Double In-line Package) dislocation pins

Abstract

A forming die for DIP dislocation pin machining comprises a lower die, the top of the lower die is provided with two pin supporting beams which are arranged in parallel, two symmetrical positioning columns are arranged between the two pin supporting beams, the bottom ends of the two positioning columns are fixedly connected with the top end of the lower die, and the bottom ends of the two positioning columns are fixedly connected with the top end of the lower die. An upper die is arranged above the lower die, two penetrating type positioning holes are formed in the upper die, the two positioning holes correspond to the two positioning columns, a machining concave cavity is formed in the bottom face of the upper die, an adjusting assembly is arranged on the lower die, the adjusting assembly comprises a cavity and a screwing cover, and the screwing cover is rotated. The two gears are driven by the toothed belt to rotate synchronously, at the moment, the first screws in the two cavities in the bottom of the pin supporting beam move synchronously, and therefore the pin supporting beam is driven to move to adjust the distance, chips of different sizes can be machined conveniently through the arrangement, and the application range of the device is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the related technical field of forming die, specifically relates to a forming die for DIP misaligned pin processing. BACKGROUND

[0002] DIP (Dual In-line Package, dual in-line package) is a common electronic component packaging form, widely used in integrated circuits (IC) and logic chips, etc., in the DIP packaging process, the accurate forming of the pin is crucial, because it directly affects the installation and electrical connection of the component on the printed circuit board (PCB). The traditional DIP pin processing method may have some limitations, for example, misalignment may occur during pin forming, which will affect subsequent welding and circuit performance, in order to solve these problems, the forming die for DIP misaligned pin processing emerges as the times require, the design of this die aims to improve the accuracy and stability of pin forming and reduce the occurrence of misalignment. However, it cannot process chips of different sizes, and the scope of application is small. SUMMARY

[0003] The utility model discloses a forming die for DIP misaligned pin processing, which solves the problem of being unable to process chips of different sizes and having a small scope of application as mentioned in the background.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] A forming die for DIP misaligned pin processing, comprising:

[0006] A lower die is provided with two pin support beams on the top, the two pin support beams are arranged in parallel, two symmetric positioning columns are arranged between the two pin support beams, the bottom ends of the two positioning columns are fixedly connected with the top end of the lower die, an upper die is arranged above the lower die, two through positioning holes are arranged on the upper die, the two positioning holes correspond to the two positioning columns, a processing cavity is arranged on the bottom surface of the upper die, an adjusting assembly is arranged on the lower die, and the adjusting assembly comprises a cavity and a screw cap.

[0007] As an optional embodiment, a plurality of cavities are arranged in the lower die, two cavities are arranged below each pin support beam, an opening is arranged on the outer side end of the cavity, a chute is arranged above the inner side end of the cavity, and the chute is communicated with the cavity.

[0008] As an optional implementation, the opening of the cavity outer side end is provided with a bearing, the bearing is internally provided with a round rod, the round rod is internally provided with a hollow cavity, one end of the round rod located in the cavity is provided with an opening, the opening of the round rod located in the cavity is provided with a screw thread, and the opening of the round rod located in the cavity is screwed with a screw rod one.

[0009] As an optional implementation, one end of the screw rod one located in the hollow cavity is provided with a limiting disc, the other end of the screw rod one is provided with a positioning disc, the side surface of the positioning disc is provided with a connecting rod, one end of the connecting rod is fixedly connected with the side surface of the positioning disc, and the other end of the connecting rod is fixedly connected with the bottom of the slide groove and the pin support beam.

[0010] As an optional implementation, one end of the round rod located outside the lower mold is provided with a gear, the two gears located in the same plane are connected through a toothed belt, and the outer side of the gear is provided with a screw cap.

[0011] As an optional implementation, the inner side of the processing concave cavity is provided with two connecting plates, the connecting plates are internally provided with limiting cavities, one side of the connecting plates towards the inner wall of the processing concave cavity side surface is provided with an opening, and the limiting cavities are internally provided with a rotating disc.

[0012] As an optional implementation, the upper mold is provided with two penetrating screw holes, the screw holes are communicated with the processing concave cavity, the screw holes are screwed with a screw rod two, one end of the screw rod two is fixedly connected with the opening of the connecting plate towards the inner wall of the processing concave cavity side surface and the rotating disc, and the other end of the screw rod two is provided with a round cap.

[0013] As an optional implementation, the bottom of the upper mold is provided with a plurality of pressing plates, one end of the pressing plates is fixedly connected with the bottom end of the connecting plate, the bottom surface of the upper mold is provided with a plurality of slide rails, the slide rails are internally provided with slide blocks, the bottom end of the slide blocks is provided with a connecting block, the bottom end of the connecting block is fixedly connected with the top end of the pressing plate, and the front surfaces of the upper mold and the lower mold are both provided with a plurality of scales.

[0014] Compared with the prior art, the utility model provides a DIP misplacement pin processing forming die has the following beneficial effects:

[0015] 1、Increase the scope of application: rotate the screw cap, drive two gears to rotate synchronously through the toothed belt, at this time, the screw rod one in the two cavities in the bottom of the pin support beam moves synchronously, thereby driving the pin support beam to move and adjust the interval, through the setting, different size chips can be processed, and the application range of the device is increased.

[0016] 2、Improve the accuracy: through the setting of the plurality of scales, the interval can be adjusted and compared, and the pin processing can be more accurate.

[0017] 3. Improve convenience: the hidden design can reduce the occupied space of the device without affecting the basic performance of the device, and improve the convenience. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the utility model.

[0019] Figure 2 It is a front view cross-sectional plane structure schematic diagram of the lower mold of the utility model.

[0020] Figure 3 It is a front view cross-sectional plane structure schematic diagram of the upper mold of the utility model.

[0021] Figure 4 It is a three-dimensional structure schematic diagram of the prototype of the utility model.

[0022] In the figure: 1, lower mold; 2, pin support beam; 3, positioning column; 4, upper mold; 5, positioning hole; 6, processing concave cavity; 7, cavity; 8, sliding groove; 9, bearing; 10, round rod; 11, hollow cavity; 12, screw one; 13, limit disc; 14, positioning disc; 15, connecting rod; 16, gear; 17, toothed belt; 18, screw cap; 19, connecting plate; 20, limit cavity; 21, turntable; 22, screw hole; 23, screw two; 24, round cover; 25, pressing plate; 26, sliding rail; 27, sliding block; 28, connecting block; 29, scale. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the utility model.

[0024] The utility model provides a Figures 1-4 schematic diagram as shown in

[0025] The utility model provides a kind of DIP misplacement pin processing forming die, including lower mould 1, the top of lower mould 1 is equipped with two pin support beams 2, two pin support beams 2 left and right sides parallel arrangement are set, the top of two pin support beams 2 is rounded corner, avoid damaging pin when processing, two pin support beams 2 between being equipped with two symmetrical positioning columns 3, two positioning columns 3 are located at the top of lower mould 1 front end and rear end respectively, the bottom end of two positioning columns 3 and the top of lower mould 1 are fixedly connected, the top of lower mould 1 is equipped with upper mould 4, upper mould 4 is equipped with two through-positioning holes 5, two positioning holes 5 and two positioning columns 3 correspond to each other, upper mould 4 can be slid on positioning column 3 by positioning hole 5, positioning column 3 and positioning hole 5 are used to prevent upper mould 4 and lower mould 1 from misplacing when superimposing, the bottom surface of upper mould 4 is equipped with processing concave cavity 6, the pitch of processing concave cavity 6 is greater than the interval between two pin support beams 2, adjusting assembly is equipped on lower mould 1, adjusting assembly is used to adjust the interval of two pin support beams 2, facilitate the processing of different size chips, increase the application range of device, adjusting assembly includes cavity 7 and screw cap 18.

[0026] As Figure 1 And Figure 2 Indicated, lower mould 1 is equipped with multiple cavities 7, the bottom of each pin support beam 2 is equipped with two cavities 7, the outside end of cavity 7 is equipped with opening, the top of the inside end of cavity 7 is equipped with sliding slot 8, and sliding slot 8 is communicated with cavity 7. Figure 2 As indicated, the opening of the outside end of cavity 7 is equipped with bearing 9, bearing 9 is embedded in the opening of the outside end of cavity 7, bearing 9 is equipped with round bar 10, round bar 10 can rotate in cavity 7 by bearing 9, hollow cavity 11 is equipped in round bar 10, one end of round bar 10 in cavity 7 is equipped with opening, thread is equipped at the opening of round bar 10 in cavity 7, screw rod one 12 is screwed in the opening of round bar 10 in cavity 7. Figure 2As shown, one end of the screw rod 12 in the hollow cavity 11 is provided with a limit disc 13, the limit disc 13 can only rotate and move in the hollow cavity 11, the limit disc 13 is fixedly connected with the screw rod 12, the limit disc 13 is used for limiting the position of the screw rod 12, so that the screw rod 12 cannot be removed from the hollow cavity 11, the other end of the screw rod 12 is provided with a positioning disc 14, the positioning disc 14 is fixedly connected with the other end of the screw rod 12, the side surface of the positioning disc 14 is provided with a connecting rod 15, one end of the connecting rod 15 is fixedly connected with the side surface of the positioning disc 14, the other end of the connecting rod 15 is fixedly connected through the slide groove 8 and the bottom of the pin support beam 2, since the other end of the connecting rod 15 passes through the slide groove 8, the positioning disc 14 is limited by the connecting rod 15 and cannot rotate, so the screw rod 12 cannot rotate, so when the round rod 10 rotates, the screw rod 12 will move to drive the pin support beam 2 to move under the driving of the thread at the opening of the cavity 7 where the round rod 10 is located, so at this time, the pin support beam 2 can be moved by rotating the round rod 10. Figure 1 and Figure 2 As shown, one end of the round rod 10 outside the lower mold 1 is provided with a gear 16, the gear 16 is fixedly connected with the round rod 10, the two gears 16 in the same plane are connected through a toothed belt 17, the outside of the gear 16 is provided with a screw cap 18, the screw cap 18 is fixedly connected with the outside of the gear 16, in use, only one screw cap 18 needs to be rotated to drive the two gears 16 in the same plane to rotate synchronously, the synchronous rotation of the two gears 16 can drive the screw rod 12 in the two cavities 7 at the bottom of the pin support beam 2 to move synchronously, thereby driving the pin support beam 2 to move and adjust the distance, through this setting, the distance between the two pin support beams 2 can be adjusted, which is convenient for processing chips of different sizes and increases the application range of the device, at the same time, the setting of the toothed belt 17 can make the pin support beam 2 move more stably, avoiding the inclination caused by the different displacement distances of the front and rear ends of the pin support beam 2.

[0027] As shown, Figure 1 and Figure 3 The width of the processing cavity 6 is increased on the basis of the original, the inside of the processing cavity 6 is provided with two connecting plates 19, the two connecting plates 19 can be attached to the two side inner walls of the processing cavity 6, the connecting plate 19 is provided with an opening on the side surface facing the inner wall of the processing cavity 6, the limit cavity 20 is provided in the connecting plate 19, the turntable 21 is provided in the limit cavity 20, the turntable 21 can only rotate in the limit cavity 20. Figure 3As shown, the upper mold 4 is provided with two through threaded holes 22, the threaded holes 22 are transversely arranged, the threaded holes 22 are communicated with the processing cavity 6, the threaded holes 22 are screwed with screw rods 23, one end of the screw rod 23 is fixedly connected with the opening of the side wall of the processing cavity 6 and the rotating disc 21, the other end of the screw rod 23 is provided with a round cover 24, the round cover 24 is fixedly connected with the other end of the screw rod 23, the round cover 24 can drive the screw rod 23 to move in the threaded hole 22 by rotating, and because the rotating disc 21 at the other end of the screw rod 23 can rotate freely in the limiting cavity 20, the connecting plate 19 can be driven to move only when the round cover 24 is rotated. Figure 3 As shown, the bottom of the upper mold 4 is provided with a plurality of pressing plates 25, one end of the pressing plate 25 is fixedly connected with the bottom end of the connecting plate 19, the bottom surface of the upper mold 4 is provided with a plurality of sliding rails 26, the sliding rail 26 is provided with a sliding block 27, the sliding block 27 can only move in the sliding rail 26 and cannot be removed from the sliding rail 26, the bottom end of the sliding block 27 is provided with a connecting block 28, the top end of the connecting block 28 is fixedly connected with the bottom end of the sliding block 27, the bottom end of the connecting block 28 can pass out of the sliding rail 26, the bottom end of the connecting block 28 is fixedly connected with the top end of the pressing plate 25, in use, the connecting plate 19 and the pressing plate 25 can be driven to move by screwing the round cover 24, so as to adjust the spacing and facilitate the adaptation of the pin supporting beam 2 after the spacing is adjusted, the front surface of the upper mold 4 and the lower mold 1 are both provided with a plurality of scales 29, the plurality of scales 29 are used for accurately adjusting the spacing.

[0028] Finally, it should be noted that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A forming mold for DIP misalignment pin processing, characterized by, Include: Lower mold (1), the top of the lower mold (1) is provided with two pin support beams (2), two pin support beams (2) are arranged in parallel, two symmetric positioning columns (3) are arranged between two pin support beams (2), the bottom end of two positioning columns (3) and the top end of lower mold (1) are fixedly connected, the upper side of lower mold (1) is provided with upper mold (4), the upper mold (4) is provided with two through positioning holes (5), two positioning holes (5) and two positioning columns (3) correspond to each other, the bottom surface of upper mold (4) is provided with a processing cavity (6), the lower mold (1) is provided with an adjusting assembly, the adjusting assembly comprises a cavity (7) and a screw cap (18).

2. The molding die for DIP misaligned pin processing according to claim 1, characterized in that: A plurality of cavities (7) are arranged in the lower mold (1), two cavities (7) are arranged below each pin support beam (2), the outer side end of the cavity (7) is provided with an opening, the upper side of the inner side end of the cavity (7) is provided with a sliding groove (8), the sliding groove (8) and the cavity (7) are communicated.

3. The molding die for DIP misaligned pin processing according to claim 2, characterized in that: The opening of the outer side end of the cavity (7) is provided with a bearing (9), the bearing (9) is provided with a round rod (10), the round rod (10) is provided with a hollow cavity (11), one end of the round rod (10) located in the cavity (7) is provided with an opening, the opening of the round rod (10) located in the cavity (7) is provided with a thread, the opening of the round rod (10) located in the cavity (7) is screwed with a screw rod (12).

4. The forming mold for DIP misaligned pin processing according to claim 3, characterized in that: The one end of the screw rod (12) located in the hollow cavity (11) is provided with a limiting disc (13), the other end of the screw rod (12) is provided with a positioning disc (14), the side surface of the positioning disc (14) is provided with a connecting rod (15), one end of the connecting rod (15) and the side surface of the positioning disc (14) are fixedly connected, the other end of the connecting rod (15) passes through the sliding groove (8) and the bottom of the pin support beam (2) and is fixedly connected.

5. The forming mold for DIP misaligned pin processing according to claim 4, characterized in that: One end of the round rod (10) located outside the lower mold (1) is provided with a gear (16), two gears (16) located in the same plane are connected through a toothed belt (17), the outer side of the gear (16) is provided with a screw cap (18).

6. The molding die for DIP misaligned pin processing according to claim 1, characterized in that: The inner side of the processing cavity (6) is provided with two connecting plates (19), the two connecting plates (19) are provided with limiting cavities (20), one side of the connecting plate (19) facing the inner wall of the processing cavity (6) is provided with an opening, the limiting cavity (20) is provided with a rotating disc (21).

7. The forming mold for DIP misaligned pin processing according to claim 6, characterized in that: The upper mold (4) is provided with two through screw holes (22), the screw holes (22) and the processing cavity (6) are communicated, the screw holes (22) are screwed with screw rods (23), one end of the screw rod (23) passes through the opening of the connecting plate (19) facing the inner wall of the processing cavity (6) and the rotating disc (21) and is fixedly connected, the other end of the screw rod (23) is provided with a round cover (24).

8. The forming mold for DIP misaligned pin processing according to claim 7, characterized in that: The bottom of the upper mold (4) is provided with a plurality of pressing plates (25), one end of the pressing plate (25) is fixedly connected with the bottom end of the connecting plate (19), the bottom surface of the upper mold (4) is provided with a plurality of sliding rails (26), the sliding rail (26) is provided with a sliding block (27) inside, the bottom end of the sliding block (27) is provided with a connecting block (28), the bottom end of the connecting block (28) is fixedly connected with the top end of the pressing plate (25), and the front surfaces of the lower mold (1) and the upper mold (4) are each provided with a plurality of scales (29).

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