CN217588854U - Pressing structure of lead bonding machine - Google Patents

Abstract

The utility model discloses a structure is being pressed to lead bonding machine relates to the lead bonding machine field, is pressing the not good problem of structure clamping-force effect to current lead bonding machine, now proposes following scheme, and it includes the base, the spout has been seted up on the base top, just slidable mounting has the slider in the spout, slider top fixed mounting has the processing platform, just the standing groove that is sharp distribution is seted up on processing platform top, the base top has been seted up the multiunit and has been sharp distribution accomodate the groove, and organize together accomodate the groove and be four, and organize four together accomodate the groove and be located the standing groove all around, the structure is all being equipped with in the standing groove. The utility model discloses novel structure, and this equipment is pressing the cooperation of structure through the multiunit, reaches the effect of pressing fixed lead frame, has improved compressing tightly effect of equipment, and through the equipment of a plurality of standing grooves, makes equipment to process a plurality of products, has improved the machining efficiency of equipment.

Description

Pressing structure of lead bonding machine

Technical Field

The utility model relates to a lead bonding machine field especially relates to a structure is being pressed to lead bonding machine.

Background

The bonding technology of the lead is an essential process in the semiconductor packaging process, most of the traditional lead bonding machines adopt a traditional workbench, a pressing block is matched to fix a lead frame, and then the lead is connected with the lead frame in a welding mode through a welding head.

However, the pressing structure of the existing wire bonding machine only presses the lead frame through a single pressing block, and the welding head finishes welding one lead frame at each time, so that the welding head needs to be in a waiting state for a long time after one time of pressing block loosening, lead frame chain transfer and pressing block clamping, the clamping force effect of the pressing block is poor, the lead frame is easy to deviate, the processing quality of products is reduced, and the working efficiency of equipment is reduced. Therefore, in order to solve the above problems, we propose a pressing structure of a wire bonder.

SUMMERY OF THE UTILITY MODEL

The utility model provides a structure is being pressed to lead bonding machine has solved current lead bonding machine and has pressed the not good problem of structure clamping-force effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a structure is being pressed of lead bonding machine, includes the base the spout has been seted up on the base top, just slidable mounting has the slider in the spout, slider top fixed mounting has the processing platform, just the standing groove that is sharp distribution is seted up on processing platform top, the base top has been seted up the multiunit and has been sharp distribution's the groove of accomodating, and organize in the same way accomodate the groove and be four, and organize four accomodate the groove and be located the standing groove all around, all be equipped with the structure of pressing in the standing groove, just all be equipped with ejecting structure in the standing groove, the movable groove has been seted up to spout one side inner wall, just be equipped with location structure between movable groove and the slider, slider one side is connected with drive structure, base top fixed mounting has the supporting shoe, just the supporting shoe is "L" shape, supporting shoe horizontal segment bottom is equipped with bonded structure.

Preferably, the pressing structure comprises a pneumatic rod, a support plate and a pressing block, the inner wall of the bottom end of the accommodating groove is fixedly provided with the pneumatic rod, the top end of the pneumatic rod is fixedly provided with the support plate, the bottom end of the support plate is fixedly provided with the pressing block, and the cross section of the pressing block is T-shaped.

Preferably, the ejecting structure comprises an ejecting rod and an ejecting spring, a groove is formed in the inner wall of the bottom end of the placing groove, the ejecting rod is slidably mounted in the bottom end of the groove, and the bottom end of the ejecting rod and the inner wall of the bottom end of the groove in the same group are fixedly connected with the ejecting spring.

Preferably, the location structure includes locating lever and positioning spring, sliding mounting has the locating lever in the activity groove, just the locating lever is kept away from between slider one end and the relative one side inner wall of activity groove fixed mounting have the positioning spring, the slider is close to positioning spring one side and has been seted up with locating lever assorted constant head tank, just the constant head tank is located the slider lateral wall and is the sharp setting.

Preferably, the driving structure comprises a supporting seat, an air cylinder is fixedly mounted at the top end of the supporting seat, and the end part of a piston rod of the air cylinder is fixedly connected with one side, opposite to the sliding block.

Preferably, the bonding structure comprises a mechanical arm and a welding head, the mechanical arm is fixedly mounted at the bottom end of the horizontal section of the supporting block, and the welding head is fixedly mounted at the bottom end of the mechanical arm.

The utility model has the advantages that:

1. through a plurality of cooperation of pressing the structure, utilize pneumatic rod drive backup pad and briquetting to move down in step, make briquetting bottom and lead frame top contact, reach the fixed effect of pressing the lead frame, improved the effect that compresses tightly of equipment, and the briquetting comprises the rubber material, can play the effect of protection product, has improved the usability of equipment.

2. Through the setting of a plurality of standing grooves, make equipment can place a plurality of products, improved the practicality of equipment, and through drive arrangement's setting, utilize cylinder drive slider area processing platform to slide, be convenient for change the position of standing groove to equipment can weld the lead wire to a plurality of products simultaneously, has improved the work efficiency of equipment.

To sum up, this equipment structure is novel, presses the cooperation of structure through the multiunit, reaches the effect of pressing fixed lead frame, has improved the effect that compresses tightly of equipment, and through the equipment of a plurality of standing grooves, makes equipment to process a plurality of products, has improved the machining efficiency of equipment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is an enlarged view of B in fig. 3 according to the present invention.

Reference numbers in the figures: 1. a base; 2. a processing table; 3. a support block; 4. a mechanical arm; 5. a placement groove; 6. ejecting the rod; 7. a supporting base; 8. a cylinder; 9. a slider; 10. a pneumatic rod; 11. a chute; 12. a receiving groove; 13. pressing into blocks; 14. a support plate; 15. a welding head; 16. a groove; 17. ejecting a spring; 18. positioning a rod; 19. a movable groove; 20. and positioning the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a pressing structure of a lead bonding machine, including a base 1, a chute 11 has been opened on the top of the base 1, and there are sliders 9 in the chute 11, a processing table 2 is fixedly installed on the top of the slider 9, and a placement groove 5 that is linearly distributed is opened on the top of the processing table 2, a plurality of sets of storage grooves 12 that are linearly distributed have been opened on the top of the base 1, and the storage grooves 12 are four in the same group, and the four storage grooves 12 in the same group are located around the placement groove 5, a pressing structure is provided in the placement groove 5, including pneumatic rods 10, support plates 14 and press blocks 13, the inner walls of the bottom ends of the storage grooves 12 are fixedly installed with pneumatic rods 10, and the top ends of the pneumatic rods 10 are fixedly installed with support plates 14, the bottom ends of the support plates 14 are fixedly installed with press blocks 13, and the cross sections of the press blocks 13 are all "T" shaped, when the apparatus is used, a worker places a product in the placement groove 5, thereafter, the same group of the pneumatic rods 10 drive the press blocks 14 and press the press blocks 13 to descend synchronously, so as to contact the top ends of the product, the press effect of the press blocks can be achieved, so that the effect of the subsequent apparatus can be improved, and the practicability of the welding apparatus can be improved, and the product can be improved.

Referring to fig. 1 and 3, a supporting block 3 is fixedly mounted at the top end of a base 1, the supporting block 3 is in an L shape, a bonding structure is arranged at the bottom end of a horizontal section of the supporting block 3, the bonding structure comprises a mechanical arm 4 and a welding head 15, the bottom end of the horizontal section of the supporting block 3 is fixedly mounted with the mechanical arm 4, the welding head 15 is fixedly mounted at the bottom end of the mechanical arm 4, and after a product is fixed, the mechanical arm 4 can drive the welding head 15 to move, so that the welding head 15 is in contact with the product, and the effect of installing a lead is achieved.

Referring to fig. 1 and 3, slider 9 one side is connected with the drive structure, the drive structure includes supporting seat 7, and supporting seat 7 top fixed mounting has cylinder 8, and the 8 piston rod tip of cylinder and the relative one side fixed connection of slider 9, after a certain product processing is accomplished, be located 11 inside slides of spout through 8 drive sliders 9 of cylinder, make slider 9 take processing platform 2 synchronous motion, reach the effect of adjusting unprocessed product position, so that equipment can process a plurality of products, the practicality of equipment has been improved.

Referring to fig. 3-4, a movable groove 19 is formed in an inner wall of one side of the sliding groove 11, a positioning structure is arranged between the movable groove 19 and the sliding block 9, the positioning structure comprises a positioning rod 18 and a positioning spring 20, a positioning rod 18 is slidably mounted in the movable groove 19, a positioning spring 20 is fixedly mounted between an inner wall of one side, opposite to the movable groove 19, of one end, away from the sliding block 9, of the positioning rod 18, a positioning groove matched with the positioning rod 18 is formed in one side, close to the positioning spring 20, of the sliding block 9, the positioning groove is located in a side wall of the sliding block 9 and is linearly arranged, when the sliding block 9 is located in the sliding groove 11 and moves, the positioning rod 18 is pushed by the positioning spring 20 to enable the positioning rod 18 to be clamped with the positioning groove in the side wall of the sliding block 9, the positioning groove is arranged in one-to-one correspondence with the placing groove 5, and then the positioning rod 18 is clamped with the positioning groove, so that the positioning effect can be achieved, subsequent processing of products can be conveniently performed by equipment, and the practicability of the equipment is improved.

Referring to fig. 1-4, all be equipped with ejecting structure in the standing groove 5, ejecting structure includes ejector pin 6 and ejecting spring 17, standing groove 5 bottom inner wall all sets up recess 16, and equal slidable mounting has ejector pin 6 in the recess 16 bottom, equal fixedly connected with ejecting spring 17 between 6 bottoms of ejector pin and the 16 bottom inner walls of the same group of recess, after product processing is accomplished, through pneumatic rod 10 drive extension board 14 and briquetting 13 synchronous rising, make briquetting 13 and product break away from the contact, through ejecting pin 6 rebound under the promotion of ejecting spring 17 of the same group, promote the product through ejecting pin 6, the staff of being convenient for takes out the product, the practicality of equipment has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a structure is being pressed of lead bonding machine, includes base (1), its characterized in that, spout (11) have been seted up on base (1) top, just sliding fit has slider (9) in spout (11), slider (9) top fixed mounting has processing platform (2), just processing platform (2) top is seted up and is linearly distributed standing groove (5), the multiunit is linearly distributed's storage groove (12) has been seted up on base (1) top, and with the group storage groove (12) are four, and with the group four storage groove (12) are located standing groove (5) all around, all be equipped with the structure of pressing in standing groove (5), just all be equipped with ejecting structure in standing groove (5), movable groove (19) have been seted up to spout (11) one side inner wall, just be equipped with location structure between movable groove (19) and slider (9), slider (9) one side is connected with drive structure, base (1) top fixed mounting has supporting shoe (3), just supporting shoe (3) are "L" shape, supporting shoe (3) horizontal segment is equipped with the bonding structure.

2. The pressing structure of the wire bonding machine according to claim 1, wherein the pressing structure comprises a pneumatic rod (10), a support plate (14) and a pressing block (13), the pneumatic rod (10) is fixedly mounted on the inner wall of the bottom end of the accommodating groove (12), the support plate (14) is fixedly mounted on the top end of the pneumatic rod (10), the pressing block (13) is fixedly mounted on the bottom end of the support plate (14), and the cross section of the pressing block (13) is "T" shaped.

3. The pressing structure of the wire bonding machine according to claim 1, wherein the ejecting structure comprises an ejector rod (6) and an ejecting spring (17), the inner walls of the bottom ends of the placing grooves (5) are respectively provided with a groove (16), the ejector rod (6) is slidably mounted in the bottom ends of the grooves (16), and the ejecting spring (17) is fixedly connected between the bottom end of the ejector rod (6) and the inner wall of the bottom end of the groove (16) in the same group.

4. The pressing structure of the wire bonding machine according to claim 1, wherein the positioning structure comprises a positioning rod (18) and a positioning spring (20), the positioning rod (18) is slidably mounted in the movable groove (19), the positioning spring (20) is fixedly mounted between an inner wall of one side of the positioning rod (18) away from one end of the slider (9) and opposite to the movable groove (19), one side of the slider (9) close to the positioning spring (20) is provided with a positioning groove matched with the positioning rod (18), and the positioning groove is linearly arranged on a side wall of the slider (9).

5. The pressing structure of a wire bonding machine according to claim 1, wherein the driving structure comprises a supporting base (7), a cylinder (8) is fixedly mounted at the top end of the supporting base (7), and the end of the piston rod of the cylinder (8) is fixedly connected with the side opposite to the sliding block (9).

6. The pressing structure of a wire bonding machine according to claim 1, wherein the bonding structure comprises a mechanical arm (4) and a bonding head (15), the mechanical arm (4) is fixedly mounted at the bottom end of the horizontal segment of the supporting block (3), and the bonding head (15) is fixedly mounted at the bottom end of the mechanical arm (4).

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