Test workbench for lead bonding process

Abstract

The utility model relates to a lead bonding process test workbench, comprising a pressing plate and a pressing claw, the pressing plate is provided with an assembling through groove, the assembling through groove penetrates through the top and the bottom of the pressing plate, the top of the pressing plate is provided with a connecting hole, and the connecting hole is located beside the assembling through groove; the pressing claw comprises a claw head and a mounting plate, the claw head is arranged on one side of the mounting plate, a strip-shaped through groove is formed in the mounting plate and matched with the connecting hole, when a user conducts proofing on a product, a bolt can penetrate through the strip-shaped through groove to be connected with the connecting hole, at the moment, the mounting plate can be pressed to the top of the pressing plate through a nut part of the bolt, and the pressing plate can be fixed. When different products need to be subjected to proofing, the bolt can be withdrawn outwards by a preset number of threads, so that the mounting plate can relatively move, then the position of the mounting plate is adjusted according to the requirements of the products, the position of the claw head is adjusted, the pressing position of the pressing claw is changed, and the device is high in adaptability, can be applied to most products, and is stable and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor processing, and more particularly to a wire bonding process testing workbench. Background Art

[0002] Wire bonding is a process that uses thin metal wires to tightly bond the metal wires to the substrate pads using heat, pressure, and ultrasonic energy, achieving electrical interconnection between the chip and the substrate and information exchange between the chips. Under ideal control conditions, electron sharing or atomic diffusion occurs between the wires and the substrate, achieving atomic-level bonding between the two metals.

[0003] When customers need to produce different products and make samples for different products, traditional fixtures need to be customized according to different products, which makes the cost high and time-consuming, and cannot quickly verify the bonding process. Utility Model Content

[0004] The technical problem to be solved by the present invention is that when customers need to produce different products and make samples of different products, traditional fixtures need to be customized according to different products, which makes the cost high and time-consuming, and the bonding process cannot be quickly verified. In view of the above-mentioned defects of the existing technology, a wire bonding process test workbench is provided.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A wire bonding process test workbench is constructed, comprising a pressing plate, wherein the pressing plate is provided with an assembly through-slot, the assembly through-slot passing through the top and bottom of the pressing plate, and a connecting hole is provided on the top of the pressing plate, the connecting hole being located beside the assembly through-slot;

[0007] The pressure claw comprises a claw head and a mounting plate, wherein the claw head is arranged on one side of the mounting plate, and a strip-shaped through groove is provided on the mounting plate, and the strip-shaped through groove is adapted to the connecting hole.

[0008] Preferably, at least two pressing claws are provided and are symmetrically distributed along the central axis of the assembly slot.

[0009] Preferably, it comprises a base, and a handle for a user to hold is provided on the top of the base.

[0010] Preferably, a mounting seat is provided on the top of the base, a mounting vertical plate is provided on the top of the mounting seat, a first sliding plate is slidably connected to one side of the mounting vertical plate, and a heat insulation block, a heating block and a top plate are provided on the top of the first sliding plate from bottom to top, the top plate is opposite to the assembly slot, and the height of the first sliding plate can be adjusted by a first height adjustment member.

[0011] Preferably, the first height adjustment member includes a knob telescopic rod and a sliding support member arranged on the side wall of the first sliding plate. The sliding support member is arranged below the knob telescopic rod and can slide along the length direction of the mounting vertical plate. A support plate is arranged below the sliding support member, and the support plate is arranged on the side wall of the mounting plate. The knob telescopic rod acts on the sliding support member to make it slide downward to the top of the support plate.

[0012] Preferably, a second sliding plate is provided on the side of the mounting plate opposite to the first sliding plate, a support frame is provided on the top of the second sliding plate, the support frame is connected to both ends of the pressure plate, and the height of the second sliding plate is adjusted by a second height adjustment device.

[0013] Preferably, the second height adjustment device includes a rotary adjustment member arranged on the mounting seat, the rotary adjustment member includes a rotary shaft, an eccentric wheel is arranged on the rotary shaft, and a linkage component adapted to the eccentric wheel is arranged on the second sliding plate, and the linkage component is arranged above the eccentric wheel.

[0014] Preferably, a first elastic return member is provided on the first sliding plate, one end of the first elastic return member is connected to the first sliding plate, and the other end of the first elastic return member is connected to the mounting vertical plate; a second elastic return member is provided on the second sliding plate, one end of the second elastic return member is connected to the second sliding plate, and the other end of the second elastic return member is connected to the mounting seat.

[0015] Preferably, the rotary adjustment member includes a fixed seat arranged on the top of the mounting seat, a bearing is arranged in the fixed seat, one end of the rotating shaft is rotatably connected to the bearing, and a rotary cap is arranged at the other end of the rotating shaft. The mounting vertical plate is provided with through holes running through both sides thereof, and the rotating shaft is passed through the through holes.

[0016] Preferably, the support frame includes two L-shaped support columns and a strip-shaped connecting column connecting the two L-shaped support columns.

[0017] The beneficial effects of the present invention are as follows: the present invention designs a manual workbench, by providing a connecting hole on the top of the pressing plate, the connecting hole is located next to the assembly through-slot; the pressing claw includes a claw head and a mounting plate, the claw head is provided on one side of the mounting plate, and the mounting plate is provided with a strip through-slot, which is adapted to the connecting hole. When the user is proofing the product, the bolt can be passed through the strip through-slot and connected to the connecting hole. At this time, the nut part of the bolt will press the mounting plate to the top of the pressing plate. When proofing different products is required, the bolt can be withdrawn outward by a preset number of threads so that the mounting plate can be relatively moved, and then the position of the mounting plate is adjusted according to the requirements of the product, thereby adjusting the position of the claw head so that the pressing position of the pressing claw changes. The present invention has high adaptability, can be used on most products, and is stable and reliable, ensuring the fixation of the product during the wire welding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments. The drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work:

[0019] Figure 1 It is a top view schematic diagram of the present utility model.

[0020] Figure 2 It is an overall axonometric schematic diagram of the present invention.

[0021] Figure 3 It is another overall axonometric schematic diagram of the present invention.

[0022] The accompanying drawings are:

[0023] 1. Pressing plate; 101. Assembly slot; 102. Connection hole;

[0024] 2. Pressing claw; 201. Claw head; 202. Mounting plate; 203. Strip-shaped through groove;

[0025] 3. Base; 301. Handle;

[0026] 4. Mounting base; 401. Installing vertical plate;

[0027] 5. First sliding plate; 501. Insulation block; 502. Heating block; 503. Top plate;

[0028] 6. Knob telescopic rod; 7. Sliding support; 8. Support plate;

[0029] 9. Second sliding plate; 901. Support frame; 902. L-shaped support column; 903. Strip connecting column;

[0030] 11. Rotating shaft; 12. Eccentric wheel; 13. Linkage assembly;

[0031] 14. First elastic return member; 141. First spring; 143. Second fixing member;

[0032] 15. Second elastic return member; 151. Second spring; 152. Third fixing member; 153. Fourth fixing member;

[0033] 16. Fixed seat; 18. Screw cap; 19. Through hole. DETAILED DESCRIPTION

[0034] To make the purpose, technical solutions, and advantages of the present invention more clear, the following will be combined with the accompanying drawings to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. 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.

[0035] In the description of the embodiments of this application, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of this application based on the specific circumstances.

[0036] In the embodiments of the present application, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. Furthermore, a first feature being "above," "above," and "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiments of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0038] The utility model relates to a wire bonding process test workbench, such as Figure 1-Figure 3 As shown in the figure, it includes a pressing plate 1 and a pressing claw 2, wherein the pressing plate 1 is provided with an assembly through groove 101, the assembly through groove 101 runs through the top and bottom of the pressing plate 1, and the top of the pressing plate 1 is provided with a connecting hole 102, and the connecting hole 102 is located next to the assembly through groove 101; the pressing claw 2 includes a claw head 201 and a mounting plate 202, the claw head 201 is provided on one side of the mounting plate 202, and the mounting plate 202 is provided with a strip through groove 203, which is adapted to the connecting hole 102. Further, the connecting hole 102 mentioned in this embodiment is a threaded hole, and the user can use it when proofing the product. After the bolt is passed through the strip-shaped through groove 203 and connected to the threaded hole, the nut part of the bolt will press the mounting plate 202 to the top of the pressure plate 1. When different products need to be proofed, the bolt can be withdrawn outward by a preset number of threads so that the mounting plate 202 can move relatively. Then, the position of the mounting plate 202 is adjusted according to the requirements of the product, thereby adjusting the position of the claw head 201, so that the pressing position of the pressure claw 2 is changed. The utility model has high adaptability and can be used on most products. It is stable and reliable, and ensures the fixation of the product during the wire welding process. In this embodiment, a plurality of connecting holes are provided.

[0039] Furthermore, at least two pressing jaws 2 are provided and are symmetrically distributed along the central axis of the assembly slot 101 , so that the pressing jaws 2 are pressed more stably.

[0040] In this embodiment, a base 3 is included, and a handle 301 for a user to hold is provided on the top of the base 3. Specifically, two handles 301 are provided, which is convenient for the user to hold with both hands.

[0041] In this embodiment, see Figure 1-Figure 3, a mounting seat 4 is provided on the top of the base 3, a mounting vertical plate 401 is provided on the top of the mounting vertical plate 401, a first sliding plate 5 is slidably connected to one side of the mounting vertical plate 401, and a heat insulating block 501, a heating block 502 and a top plate 503 are provided on the top of the first sliding plate 5 from bottom to top, and the top plate 503 is directly opposite to the assembly groove 101. The height of the first sliding plate 5 can be adjusted by a first height adjusting member. Further, the first height adjusting member includes a knob telescopic rod 6 and a sliding support member 7 provided on the side wall of the first sliding plate 5. The sliding support member 7 is provided below the knob telescopic rod 6 and can be rotated along the mounting vertical plate 40 1 slides in the length direction, a support plate 8 is provided below the sliding support member 7, and the support plate 8 is provided on the side wall of the mounting plate 202. The knob telescopic rod 6 acts on the sliding support member 7 to make it slide downward to the top of the support plate 8. Specifically, when it is necessary to adjust the height of the top plate 503, the knob telescopic rod 6 can be controlled to extend. After the knob telescopic rod 6 is extended, it pushes on the sliding support member 7 to make the sliding support member 7 slide toward the support plate 8. When the sliding support member 7 reaches the support plate 8, the knob telescopic rod 6 continues to extend to make the first sliding plate 5 slide upward, thereby achieving the purpose of adjusting the height of the top plate 503.

[0042] In this embodiment, a second sliding plate 9 is provided on the side of the mounting plate 401 opposite to the first sliding plate 5, a support frame 901 is provided on the top of the second sliding plate 9, the support frame 901 is connected to the two ends of the pressure plate 1, and the height of the second sliding plate 9 is adjusted by a second height adjustment device. Further, the second height adjustment device includes a rotary adjustment member provided on the mounting seat 4, the rotary adjustment member includes a rotating shaft 11, an eccentric wheel 12 is provided on the rotating shaft 11, and a linkage assembly 13 adapted to the eccentric wheel 12 is provided on the second sliding plate 9. The dynamic component 13 is arranged above the eccentric wheel 12. Specifically, the linkage component 13 mentioned in this embodiment is a linkage wheel. When using the utility model, the eccentric wheel 12 can be driven to rotate by rotating the adjusting member. At this time, the eccentric wheel 12 acts on the linkage wheel to lift the second sliding plate 9 upward to adjust the height of the second sliding plate 9. Since a support frame 901 is provided on the top of the second sliding plate 9, the support frame 901 is connected to the two ends of the pressure plate 1. Therefore, the height of the pressure plate 1 can be adjusted by adjusting the height of the second sliding plate 9.

[0043] In this embodiment, see Figure 1-Figure 3, a first elastic return member 14 is provided on the first sliding plate 5, one end of the first elastic return member 14 is connected to the first sliding plate 5, and the other end of the first elastic return member 14 is connected to the mounting vertical plate 401, and a second elastic return member 15 is provided on the second sliding plate 9, one end of the second elastic return member 15 is connected to the second sliding plate 9, and the other end of the second elastic return member 15 is connected to the mounting seat 4. Further, the first elastic return member 14 includes a first spring 141, a first fixing member (not shown in the figure) provided on the first sliding plate 5, and a second fixing member 143 provided on the mounting vertical plate 401. The first spring 141 connects the first fixing member (not shown in the figure) and the second fixing member 143. When the fixing member 143 is connected by rotating When the knob telescopic rod 6 is retracted, the first spring 141 will pull the first sliding plate 5 closer to the mounting vertical plate 401, so that the knob telescopic rod 6 continuously rests on the sliding support 7, thereby achieving the purpose of lowering the first sliding plate 5; the second elastic reset member 15 includes a second spring 151, a third fixing member 152 arranged on the second sliding plate 9 and a fourth fixing member 153 arranged on the mounting seat 4. The second spring 151 connects the third fixing member 152 and the fourth fixing member 153. When the eccentric wheel 12 is reset by rotating the adjusting member, the second spring 151 connects the third fixing member 152 and the fourth fixing member 153, so that the second sliding plate 9 will slide toward the mounting seat 4, thereby achieving the lowering of the second sliding plate 9.

[0044] In this embodiment, the rotary adjustment member includes a fixed seat 16 arranged on the top of the mounting seat 4, a bearing (not shown in the figure) is arranged in the fixed seat 16, one end of the rotating shaft 11 is rotatably connected to the bearing, and the other end of the rotating shaft 11 is provided with a screw cap 18. The mounting vertical plate 401 is provided with a through hole 19 running through both sides thereof, and the rotating shaft 11 is passed through the through hole 19. Furthermore, the rotating shaft 11 can be driven to rotate by rotating the screw cap 18, thereby driving the eccentric wheel 12 to rotate, so that the eccentric wheel 12 acts on the linkage wheel, and the second sliding plate 9 slides upward.

[0045] In this embodiment, the support frame 901 includes two L-shaped support columns 902 and a strip-shaped connecting column 903 connecting the two L-shaped support columns 902 .

[0046] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all such improvements and changes should fall within the scope of protection of the claims attached to this utility model.

Claims

1. A wire bonding process test bench, characterized in that: include: A pressing plate (1), wherein the pressing plate (1) is provided with an assembly through groove (101), wherein the assembly through groove (101) passes through the top and bottom of the pressing plate (1), and wherein a connecting hole (102) is provided at the top of the pressing plate (1), wherein the connecting hole (102) is located beside the assembly through groove (101); A pressure claw (2), the pressure claw (2) comprising a claw head (201) and a mounting plate (202), the claw head (201) being arranged on one side of the mounting plate (202), the mounting plate (202) being provided with a strip-shaped through groove (203), the strip-shaped through groove (203) being adapted to the connecting hole (102).

2. A wire bonding process test workbench according to claim 1, characterized in that: At least two pressing claws (2) are provided and are symmetrically distributed along the central axis of the assembly through slot (101).

3. A wire bonding process test workbench according to claim 1, characterized in that: It comprises a base (3), and a handle (301) for a user to hold is arranged on the top of the base (3).

4. A wire bonding process test workbench according to claim 3, characterized in that: A mounting seat (4) is arranged on the top of the base (3), a mounting vertical plate (401) is arranged on the top of the mounting seat (4), a first sliding plate (5) is slidably connected to one side of the mounting vertical plate (401), a heat insulating block (501), a heating block (502) and a top plate (503) are arranged on the top of the first sliding plate (5) from bottom to top, the top plate (503) is directly opposite to the assembly slot (101), and the height of the first sliding plate (5) can be adjusted by a first height adjustment member.

5. A wire bonding process test workbench according to claim 4, characterized in that: The first height adjustment member comprises a knob telescopic rod (6) and a sliding support member (7) arranged on the side wall of the first sliding plate (5); the sliding support member (7) is arranged below the knob telescopic rod (6) and can slide along the length direction of the mounting vertical plate (401); a support plate (8) is arranged below the sliding support member (7); the support plate (8) is arranged on the side wall of the mounting plate (202); the knob telescopic rod (6) acts on the sliding support member (7) to make it slide downward to the top of the support plate (8).

6. A wire bonding process test workbench according to claim 5, characterized in that: A second sliding plate (9) is arranged on the side of the mounting vertical plate (401) opposite to the first sliding plate (5), a support frame (901) is arranged on the top of the second sliding plate (9), the support frame (901) is connected to both ends of the pressing plate (1), and the height of the second sliding plate (9) is adjusted by a second height adjustment device.

7. A wire bonding process test workbench according to claim 6, characterized in that: The second height adjustment device comprises a rotary adjustment member arranged on the mounting seat (4), the rotary adjustment member comprises a rotary shaft (11), an eccentric wheel (12) is arranged on the rotary shaft (11), a linkage assembly (13) adapted to the eccentric wheel (12) is arranged on the second sliding plate (9), and the linkage assembly (13) is arranged above the eccentric wheel (12).

8. The wire bonding process test workbench according to claim 6, characterized in that: The first sliding plate (5) is provided with a first elastic reset member (14), one end of which is connected to the first sliding plate (5), and the other end of which is connected to the mounting vertical plate (401); the second sliding plate (9) is provided with a second elastic reset member (15), one end of which is connected to the second sliding plate (9), and the other end of which is connected to the mounting seat (4).

9. The wire bonding process test workbench according to claim 7, characterized in that: The rotary adjustment member comprises a fixed seat (16) arranged on the top of the mounting seat (4), a bearing is arranged in the fixed seat (16), one end of the rotary shaft (11) is rotatably connected to the bearing, the other end of the rotary shaft (11) is provided with a rotary cap (18), the mounting vertical plate (401) is provided with through holes (19) penetrating through both sides thereof, and the rotary shaft (11) is inserted into the through holes (19).

10. The wire bonding process test workbench according to claim 6, characterized in that: The support frame (901) comprises two L-shaped support columns (902) and a strip-shaped connecting column (903) connecting the two L-shaped support columns (902).

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