CN212812172U

CN212812172U - Circuit board clamping device for die bonder

Info

Publication number: CN212812172U
Application number: CN202021782880.XU
Authority: CN
Inventors: 孙连澎
Original assignee: Shenzhen Yingshang Industrial Co ltd
Current assignee: Shenzhen Yingshang Industrial Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-26
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a circuit board clamping device for die bonder, which comprises a supporting plate, wherein the front end of the upper surface of the supporting plate is fixedly connected with a first fixed plate, the left end of the first fixed plate is fixedly connected with a second fixed plate on the upper surface of the supporting plate, the right side of the rear end of the second fixed plate is provided with a movable plate on the upper surface of the supporting plate, and a sliding device is arranged between the movable plate and the second fixed plate; a telescopic plate and a sleeve plate are arranged between the first fixed plate and the movable plate, and the telescopic plate and the sleeve plate are sleeved in a sliding manner; clamping devices are arranged on the moving plate and the first fixing plate. A circuit board clamping device for solid brilliant machine, can adjust according to the length and width of circuit board, application range is big, is fit for the circuit board of different models size and uses, can further press from both sides the circuit board tightly through from last effort to down simultaneously, prevents that the circuit board from taking place not hard up.

Description

Circuit board clamping device for die bonder

Technical Field

The utility model belongs to the technical field of circuit board clamping and specifically relates to a circuit board clamping device for solid brilliant machine.

Background

The circuit board has the name: the printed circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The die bonder is mainly used for lead frame pressing plates of various gold wire ultrasonic welding equipment, various suction nozzles, ejector pins, dispensing heads, ceramic nozzles, through pins, motors, carbon brushes, encoders, transmission belts of various chip mounting equipment and various spare and accessory parts of automatic equipment.

The circuit board clamping device is needed to be used when the circuit board is machined through the die bonder, stability in the circuit board machining process is guaranteed, the existing clamping device has more defects, for example, the existing clamping device is inconvenient to adjust according to the length and the width of the circuit board, and accordingly the application range is small.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a circuit board clamping device for solid brilliant machine can solve the current circuit board clamping device application scope that provides in the above-mentioned background art less, and inconvenient length according to the circuit board is wide adjusts and fixes firm problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: a circuit board clamping device for a die bonder comprises a supporting plate, wherein a first fixing plate is fixedly connected to the front end of the upper surface of the supporting plate, a second fixing plate is fixedly connected to the left end of the first fixing plate on the upper surface of the supporting plate, a moving plate is arranged on the upper surface of the supporting plate on the right side of the rear end of the second fixing plate, and a sliding device is arranged between the moving plate and the second fixing plate; a telescopic plate and a sleeve plate are arranged between the first fixed plate and the movable plate, and the telescopic plate and the sleeve plate are sleeved in a sliding manner; clamping devices are arranged on the moving plate and the first fixing plate.

Further, the sliding device comprises a first sliding block, the first sliding block is fixedly connected to the left side of the moving plate, second sliding blocks are fixedly connected to the upper end and the lower end of the first sliding block, a first sliding groove is formed in the right side face of the second fixing plate, second sliding grooves are formed in the upper side face and the lower side face of the first sliding groove, the first sliding block is arranged in the first sliding groove in a sliding mode, and the second sliding block is arranged in the second sliding groove in a sliding mode.

Furthermore, a first through groove is formed in the movable plate, a first threaded rod is fixedly connected to one end, facing the movable plate, of the telescopic plate, and a nut is connected to one end, penetrating out of the first through groove, of the first threaded rod in a threaded mode.

Furthermore, threaded hole is seted up on the expansion plate towards the one end lateral wall of lagging, and the screw hole is provided with the second threaded rod, and the both ends of second threaded rod all are provided with the screw thread section, and the screw thread section and the screw hole threaded connection of second threaded rod towards screw hole one end do not have screwed position between the screw thread section of second threaded rod both ends to pass through the bearing and be connected with the lagging rotation.

Furthermore, the second through groove has been seted up on the first fixed plate, and the third spout has been seted up at the upper and lower both ends that the second led to the groove, and the lagging towards the one end fixedly connected with connecting pipe of first fixed plate, connecting pipe displacement second lead to the inslot, the upper and lower both ends fixedly connected with third slider of connecting pipe, and the third slider slides and sets up in the third spout, and another section screw thread section of second threaded rod passes connecting pipe threaded connection and has the nut.

Further, clamping device includes the casing, and the casing is inside hollow structure, and the middle part sliding connection of casing has the pull rod, and casing fixedly connected with clamp plate is worn out to the bottom of pull rod, and the pull rod is located the inside partial fixedly connected with connecting plate of casing, and the both sides sliding connection of connecting plate has the guide bar, the upper and lower both ends of guide bar and the inside wall fixed connection of casing, and the cover is equipped with reset spring on the guide bar, reset spring's upper and lower both ends respectively with the top surface of casing and the top surface fixed connection of connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is provided with a second threaded rod, one section of threaded section of the second threaded rod is in threaded connection with a threaded hole on a telescopic plate, the telescopic plate is in sliding connection with a sleeve plate, the telescopic plate and the sleeve plate are both in a rectangular structure, and the telescopic plate is limited by the sleeve plate, so that the telescopic plate can move in the sleeve plate, the telescopic plate can drive a movable plate to move in a moving project, the movable plate slides in a first chute and a second chute respectively through a first sliding block and a second sliding block, the movable plate is stable in the moving process and cannot change angles, the change can be adjusted according to the length between the front side and the rear side of a circuit board, in addition, the first threaded rod and the second threaded rod on the telescopic plate and the sleeve plate can slide in the first through groove and the second through groove, the distance between the left side and the right side of the whole clamping device is changed, and the adjustment according to the width between the left side, the device can be adjusted according to the length and the width of the circuit board, and has a wide application range;

2. be provided with clamping device on this device, through the pull rod with clamp plate pull-up, then put the circuit board in the backup pad, make the clamp plate possess one from last effort to down under reset spring's effect to can push down the circuit board from last to down, further fix the circuit board firmly, prevent that the circuit board from taking place to become flexible in the processing operation process.

Drawings

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

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

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

FIG. 4 is a cross-sectional view of the middle expansion plate and the sleeve plate of the present invention;

fig. 5 is a cross-sectional view of the middle clamping device of the present invention.

In the figure: 1. a second fixing plate; 2. moving the plate; 3. a pull rod; 4. a housing; 5. pressing a plate; 6. a first through groove; 7. a retractable plate; 8. sheathing; 9. a support plate; 10. a first slider; 11. a second slider; 12. A second chute; 13. a first chute; 14. a first fixing plate; 15. a second through groove; 16. a third chute; 17. a second threaded rod; 18. a nut; 19. a first threaded rod; 20. a return spring; 21. a connecting plate; 22. a guide bar; 23. a threaded hole; 24. a connecting pipe; 25. and a third slide block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a circuit board clamping device for die bonder comprises a supporting plate 9, a first fixing plate 14 is fixedly connected to the front end of the upper surface of the supporting plate 9, a second fixing plate 1 is fixedly connected to the left end of the first fixing plate 14 on the upper surface of the supporting plate 9, a moving plate 2 is disposed on the upper surface of the supporting plate 9 at the right side of the rear end of the second fixing plate 1, a sliding device is disposed between the moving plate 2 and the second fixing plate 1, the sliding device comprises a first slider 10, the first slider 10 is fixedly connected to the left side of the moving plate 2, second sliders 11 are fixedly connected to the upper and lower ends of the first slider 10, a first sliding groove 13 is disposed on the right side of the second fixing plate 1, second sliding grooves 12 are disposed on the upper and lower sides of the first sliding groove 13, the first slider 10 is slidably disposed in the first sliding groove 13, the second slider 11 is slidably disposed in the second, through the mutual matching arrangement of the second slide block 11 and the second slide groove 12, the first slide block 10 can slide in the first slide groove 13 more stably, and the moving plate 2 is prevented from being separated from the second fixed plate 1;

an expansion plate 7 and a sleeve plate 8 are arranged between a first fixing plate 14 and a movable plate 2, the movable plate 2 is provided with a first through groove 6, one end of the expansion plate 7 facing the movable plate 2 is fixedly connected with a first threaded rod 19, one end of the first threaded rod 19 penetrating through the first through groove 6 is in threaded connection with a nut 18, the expansion plate 7 and the sleeve plate 8 are sleeved in a mutual sliding manner, the side wall of one end of the expansion plate 7 facing the sleeve plate 8 is provided with a threaded hole 23, the threaded hole 23 is provided with a second threaded rod 17, both ends of the second threaded rod 17 are provided with threaded sections, the threaded section of one end of the second threaded rod 17 facing the threaded hole 23 is in threaded connection with the threaded hole 23, the part without threads between the threaded sections at both ends of the second threaded rod 17 is rotatably connected with the sleeve plate 8 through a bearing, the first fixing plate 14 is provided with, one end, facing the first fixing plate 14, of the sleeve plate 8 is fixedly connected with a connecting pipe 24, the connecting pipe 24 is displaced in the second through groove 15, the upper end and the lower end of the connecting pipe 24 are fixedly connected with a third sliding block 25, the third sliding block 25 is arranged in the third sliding groove 16 in a sliding manner, the sleeve plate 8 and the expansion plate 7 are more stable in the process of moving left and right through sliding of the third sliding block 25 in the third sliding groove 16, and the other section of the thread section of the second threaded rod 17 penetrates through the connecting pipe 24 and is in threaded connection with a nut 18;

all be provided with clamping device on movable plate 2 and the first fixed plate 14, clamping device includes casing 4, casing 4 is inside hollow structure, the middle part sliding connection of casing 4 has

pull rod

3, 4 fixedly connected with clamp plate 5 of casing are worn out to the bottom of pull rod 3, pull rod 3 is located the inside part fixedly connected with connecting plate 21 of casing 4, the both sides sliding connection of connecting plate 21 has guide bar 22, the upper and lower both ends of guide bar 22 and the inside wall fixed connection of casing 4, the cover is equipped with reset spring 20 on the guide bar 22, reset spring 20's upper and lower both ends respectively with the top surface of casing 4 and the top surface fixed connection of connecting plate 21.

The utility model discloses a structural feature and theory of operation: when the device is used, a lower edition is placed on a supporting plate 9, a second threaded rod 17 is rotated, one section of threaded section of the second threaded rod 17 is in threaded connection with a threaded hole 23 on an expansion plate 7, the expansion plate 7 is in sliding connection with a sleeve plate 8, the expansion plate 7 and the sleeve plate 8 are both in a rectangular structure, and the expansion plate 7 is limited by the sleeve plate 8, so that the expansion plate 7 can move in the sleeve plate 8, the expansion plate 7 can drive a moving plate 2 to move in a moving process, the moving plate 2 slides in a first sliding groove 13 and a second sliding groove 12 through a first sliding block 10 and a second sliding block 11 respectively, the moving plate 2 is stable in the moving process and cannot change angles, and therefore the change can be adjusted according to the length between the front and the back of a circuit board, in addition, the first threaded rod 19 and the second threaded rod 17 on the expansion plate 7 and the sleeve plate 8 can slide in a first through groove 6 and a second through groove 15, thereby change the distance between the whole clamping device left and right sides, conveniently adjust according to the width between the circuit board left and right sides, after the adjustment is accomplished, equal threaded connection has nut 18 on first threaded rod 19 and the second threaded rod 17, closely laminate nut 18 and the lateral wall of movable plate 2 and first fixed plate 14, thereby accomplish the fixed of whole device, in addition, be provided with clamping device on this device, pull up clamp plate 5 through pull rod 3, can push down the circuit board from last to down under reset spring 20's effect, further fix the circuit board, the circuit board is fixed firm.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The circuit board clamping device for the die bonder comprises a supporting plate (9) and is characterized in that a first fixing plate (14) is fixedly connected to the front end of the upper surface of the supporting plate (9), a second fixing plate (1) is fixedly connected to the left end of the first fixing plate (14) on the upper surface of the supporting plate (9), a moving plate (2) is arranged on the upper surface of the supporting plate (9) on the right side of the rear end of the second fixing plate (1), and a sliding device is arranged between the moving plate (2) and the second fixing plate (1); a telescopic plate (7) and a sleeve plate (8) are arranged between the first fixed plate (14) and the movable plate (2), and the telescopic plate (7) and the sleeve plate (8) are sleeved in a sliding manner; clamping devices are arranged on the moving plate (2) and the first fixing plate (14).

2. The circuit board clamping device for the die bonder according to claim 1, wherein the sliding device comprises a first sliding block (10), the first sliding block (10) is fixedly connected to the left side of the moving plate (2), the upper end and the lower end of the first sliding block (10) are fixedly connected with a second sliding block (11), the right side surface of the second fixing plate (1) is provided with a first sliding groove (13), the upper side and the lower side of the first sliding groove (13) are provided with a second sliding groove (12), the first sliding block (10) is slidably arranged in the first sliding groove (13), and the second sliding block (11) is slidably arranged in the second sliding groove (12).

3. The circuit board clamping device for the die bonder according to claim 1, wherein the moving plate (2) is provided with a first through groove (6), one end of the expansion plate (7) facing the moving plate (2) is fixedly connected with a first threaded rod (19), and one end of the first threaded rod (19) penetrating through the first through groove (6) is in threaded connection with a nut (18).

4. The circuit board clamping device for the die bonder as claimed in claim 1, wherein a threaded hole (23) is formed in a side wall of one end, facing the sleeve plate (8), of the expansion plate (7), a second threaded rod (17) is arranged in the threaded hole (23), threaded sections are arranged at two ends of the second threaded rod (17), the threaded section of one end, facing the threaded hole (23), of the second threaded rod (17) is in threaded connection with the threaded hole (23), and a part without threads between the threaded sections at two ends of the second threaded rod (17) is rotatably connected with the sleeve plate (8) through a bearing.

5. The circuit board clamping device for the die bonder according to claim 1, wherein a second through groove (15) is formed in the first fixing plate (14), third sliding grooves (16) are formed in the upper end and the lower end of the second through groove (15), a connecting pipe (24) is fixedly connected to one end, facing the first fixing plate (14), of the sleeve plate (8), the connecting pipe (24) is displaced in the second through groove (15), third sliding blocks (25) are fixedly connected to the upper end and the lower end of the connecting pipe (24), the third sliding blocks (25) are slidably arranged in the third sliding grooves (16), and a nut (18) is connected to the other section of the second threaded rod (17) through the connecting pipe (24) in a threaded manner.

6. The circuit board clamping device for the die bonder according to claim 1, wherein the clamping device comprises a housing (4), the housing (4) is of a hollow structure, a pull rod (3) is slidably connected to the middle of the housing (4), a pressing plate (5) is fixedly connected to the bottom of the pull rod (3) penetrating through the housing (4), a connecting plate (21) is fixedly connected to a portion, located inside the housing (4), of the pull rod (3), guide rods (22) are slidably connected to two sides of the connecting plate (21), the upper end and the lower end of each guide rod (22) are fixedly connected to the inner side wall of the housing (4), a reset spring (20) is sleeved on each guide rod (22), and the upper end and the lower end of each reset spring (20) are fixedly connected to the top surface of the housing (4) and the top surface of the connecting plate (21) respectively.