CN216626534U - Side top plate clamping device for chip mounter - Google Patents

Abstract

The utility model discloses a side top plate clamping device for a chip mounter, which comprises a bottom plate, wherein a first top plate and a mounting plate are respectively arranged on two sides of the upper end of the bottom plate, two screw rods and a motor are arranged between the mounting plate and the first top plate, a second top plate is arranged between the first top plate and the mounting plate, a fixing plate is arranged on one side of the second top plate, a plurality of sliding grooves are arranged on the second top plate, sliding blocks which are in sliding connection with the plurality of sliding grooves are arranged on the fixing plate, a buffer component is arranged on the fixing plate, and an adjusting component is arranged on the second top plate. Convenient to use, the practicality is strong.

Description

Side top plate clamping device for chip mounter

Technical Field

The utility model relates to the technical field of chip mounters, in particular to a side top plate clamping device for a chip mounter.

Background

Chip mounter: also known as a mounter or a Surface Mount System (Surface Mount System), which is disposed behind a dispenser or a screen printer in a production line, is an apparatus for accurately placing Surface Mount components on PCB pads by moving a mounting head.

The conventional chip mounter is fixed by clamping the PCB directly through extruding the PCB from the side surface of the side top plate, but the PCB is easily damaged by extrusion due to the fact that rigid extrusion clamping is directly carried out on the PCB, and the practicability is poor.

In order to solve the problems, a side top plate clamping device for a chip mounter is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a side top plate clamping device for a chip mounter, so as to solve the problems in the background technology.

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

a side top plate clamping device for a chip mounter comprises a bottom plate, wherein a first top plate and a mounting plate are respectively arranged on two sides of the upper end of the bottom plate, two lead screws are rotatably connected between the mounting plate and the first top plate, one ends of the lead screws, which are close to the first top plate, are fixedly connected with the output end of a motor arranged on the first top plate, a second top plate is arranged between the first top plate and the mounting plate, the two lead screws are both in threaded connection with the second top plate, a fixing plate is arranged on one side, which is close to the first top plate, of the second top plate, a plurality of sliding grooves are formed in the second top plate, and sliding blocks which are in sliding connection with the plurality of sliding grooves are arranged on the fixing plate;

the fixed plate is provided with a buffer component for preventing the PCB from being damaged by extrusion;

and an adjusting component convenient for adjusting the height of the fixing plate is arranged on the second top plate.

As a still further scheme of the utility model: the buffering component comprises a plurality of empty grooves formed in one side, far away from the second top plate, of the fixed plate, limiting plates are connected to the empty grooves in a sliding mode, limiting blocks are arranged at one ends, located in the empty grooves, of the limiting plates, and springs connected with the limiting blocks are arranged in the empty grooves.

As a still further scheme of the utility model: the adjusting component comprises a threaded rod which is rotatably connected in one of the sliding grooves, the threaded rod is in threaded connection with the sliding block, and a handle fixedly connected with the upper end of the threaded rod is arranged above the second top plate.

As a still further scheme of the utility model: the guide plates are symmetrically arranged on two sides of the upper end of the bottom plate, and guide grooves matched with the guide plates are formed in two sides of the lower end of the second top plate.

As a still further scheme of the utility model: and one side of the limiting plate, which is far away from the fixed plate, is provided with a rubber pad.

As a still further scheme of the utility model: and the surfaces of the guide plates are provided with wear-resistant layers.

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

1. the PCB clamping device can buffer the force of the second top plate for extruding the PCB by the elastic force of the plurality of springs, avoid the second top plate from directly and rigidly extruding the PCB to extrude and damage the PCB, and can further limit and fix the PCB by the matching action of the plurality of limiting plates and the concave parts of the PCB, so that the PCB is not damaged by extrusion, and the clamping stability of the PCB can be ensured, and the use is convenient;

2. the height of the plurality of limiting plates can be adjusted by rotating the handle, so that the device can limit and fix the PCBs with different thicknesses, and the applicability of the device is enhanced.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention.

Fig. 2 is a schematic three-dimensional structure of the adjusting assembly of the present invention.

FIG. 3 is a schematic structural diagram of a cushion assembly according to the present invention.

Wherein: 1. a base plate; 2. a first top plate; 3. mounting a plate; 4. a screw rod; 5. a motor; 6. a second top plate; 7. a guide plate; 8. a guide groove; 9. a fixing plate; 10. a slider; 11. a chute; 12. a threaded rod; 13. a handle; 14. an empty groove; 15. a limiting block; 16. a limiting plate; 17. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a side top plate clamping device for a chip mounter includes a bottom plate 1, a first top plate 2 and a mounting plate 3 are respectively disposed on two sides of an upper end of the bottom plate 1, two lead screws 4 are rotatably connected between the mounting plate 3 and the first top plate 2, one ends of the lead screws 4 close to the first top plate 2 are fixedly connected to an output end of a motor 5 disposed on the first top plate 2, a second top plate 6 is disposed between the first top plate 2 and the mounting plate 3, and the two lead screws 4 are both in threaded connection with the second top plate 6, so that when a PCB needs to be clamped and fixed, the lead screws 4 can be simultaneously driven by the motors 5 on the two sides to rotate, so that the two lead screws 4 drive the second top plate 6 to move through threaded connection with the second top plate 6, so that the two sides of the PCB can be respectively pressed by the first top plate 2 and the second top plate 6, thereby clamping and fixing the PCB;

the guide plates 7 are symmetrically arranged on two sides of the upper end of the bottom plate 1, and the guide grooves 8 matched with the guide plates 7 are formed in two sides of the lower end of the second top plate 6, so that the second top plate 6 can move more stably under the limiting action of the sliding connection of the guide plates 7 on the two sides and the guide grooves 8;

a fixing plate 9 is arranged on one side, close to the first top plate 2, of the second top plate 6, a plurality of sliding grooves 11 are arranged on the second top plate 6, sliders 10 connected with the sliding grooves 11 in a sliding manner are arranged on the fixing plate 9, a buffer assembly for preventing the PCB from being damaged by extrusion is arranged on the fixing plate 9, the buffer assembly comprises a plurality of empty grooves 14 arranged on one side, far away from the second top plate 6, of the fixing plate 9, limiting plates 16 are connected in the empty grooves 14 in a sliding manner, limiting blocks 15 are arranged at one ends, located in the empty grooves 14, of the limiting plates 16, springs 17 connected with the limiting blocks 15 are arranged in the empty grooves 14, therefore when the second top plate 6 extrudes the side face of the PCB, the second top plate 6 can drive the limiting plates 16 on the fixing plate 9 to move, so that the limiting plates 16 are firstly contacted with the PCB, then the second top plate 6 continues to move, and the limiting plates 16 do not move after the side face of the PCB is pushed by the limiting plates, the second top plate 6 can extrude the springs 17, so that the force of the second top plate 6 for extruding the PCB can be buffered through the elastic force of the springs 17, the PCB is prevented from being directly and rigidly extruded by the second top plate 6 to be extruded and damaged, meanwhile, the limiting plates 16 can be always tightly attached to the side faces of the PCB due to the elastic force of the springs 17, so that the limiting plates 16 can be inserted into the concave parts of the side faces of the PCB, the PCB can be further limited and fixed through the matching action of the limiting plates 16 and the concave parts of the PCB, the PCB can be guaranteed not to be extruded and damaged, and meanwhile, the clamping stability of the PCB can be guaranteed, and the use is convenient;

rubber pads are arranged on the sides, away from the fixed plate 9, of the limiting plates 16, so that the situation that the limiting plates 16 directly extrude the PCB to cause abrasion to the PCB and influence the quality of the PCB can be avoided;

be equipped with the adjusting part of being convenient for adjust fixed plate 9 height on the second roof 6, adjusting part is including rotating the threaded rod 12 of connecting in one of them spout 11, threaded rod 12 and slider 10 threaded connection, the top of second roof 6 be equipped with threaded rod 12 upper end fixed connection's handle 13, when the PCB board of different thickness of needs processing like this, the user just can rotate handle 13, makes handle 13 drive threaded rod 12 rotate, makes threaded rod 12 drive slider 10 through the threaded connection with slider 10 and removes, slider 10 will drive fixed plate 9 and a plurality of limiting plate 16 and reciprocate like this, just so can adjust the height of a plurality of limiting plates 16 to be convenient for the device carries out spacing fixed to the PCB board of different thickness, great reinforcing the device's suitability.

Example 2

The difference from example 1 is: the surface of the guide plate 7 is provided with a wear-resistant layer, so that the guide plate 7 can be prevented from being worn and reducing the service life after being used for a long time.

The working principle of the utility model is as follows: when the PCB pressing device is used, the motor 5 at two sides drives the screw rods 4 to rotate, so that the two screw rods 4 drive the second top plate 6 to move through the threaded connection with the second top plate 6, the second top plate 6 drives the plurality of limiting plates 16 on the fixing plate 9 to move, the plurality of limiting plates 16 are firstly contacted with the PCB, thus the two sides of the PCB can be respectively pressed through the first top plate 2 and the plurality of limiting plates 16, the PCB is clamped and fixed, then the second top plate 6 moves continuously to press the plurality of springs 17, the force of the second top plate 6 pressing the PCB is buffered through the elastic force of the plurality of springs 17, the phenomenon that the PCB is directly and rigidly pressed by the second top plate 6 to be damaged due to extrusion is avoided, meanwhile, the plurality of limiting plates 16 are always tightly attached to the side surfaces of the PCB due to the elastic force of the springs 17, the plurality of limiting plates 16 are inserted into the concave positions at the side surfaces of the PCB, and thus the matching effect of the plurality of limiting plates 16 and the concave positions of the PCB can be realized, carry out further spacing fixed to the PCB board to guarantee that the PCB board does not receive the stability that can also guarantee the PCB board centre gripping when crowded damage, the rotatable handle 13 of user makes threaded rod 12 drive slider 10 through the threaded connection with slider 10 and removes simultaneously, highly adjusts a plurality of limiting plates 16, so that the device carries out spacing fixed to the PCB board of different thickness, has made things convenient for the use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

Claims (6)

1. The utility model provides a paster machine side roof clamping device, includes bottom plate (1), its characterized in that: a first top plate (2) and a mounting plate (3) are respectively arranged on two sides of the upper end of the bottom plate (1), two lead screws (4) are rotatably connected between the mounting plate (3) and the first top plate (2), one ends of the lead screws (4) close to the first top plate (2) are fixedly connected with the output end of a motor (5) arranged on the first top plate (2), a second top plate (6) is arranged between the first top plate (2) and the mounting plate (3), the two lead screws (4) are both in threaded connection with the second top plate (6), a fixing plate (9) is arranged on one side of the second top plate (6) close to the first top plate (2), a plurality of sliding grooves (11) are formed in the second top plate (6), and sliding blocks (10) in sliding connection with the plurality of sliding grooves (11) are arranged on the fixing plate (9);

the fixed plate (9) is provided with a buffer component for preventing the PCB from being damaged by extrusion;

and an adjusting component convenient for adjusting the height of the fixing plate (9) is arranged on the second top plate (6).

2. The side ceiling clamping device for the chip mounter according to claim 1, wherein: buffering subassembly is including establishing a plurality of dead slots (14) of keeping away from second roof (6) one side at fixed plate (9), equal sliding connection has limiting plate (16) in dead slot (14), limiting plate (16) are located the one end in dead slot (14) and all are equipped with stopper (15), all be equipped with spring (17) of being connected with stopper (15) in dead slot (14).

3. The side ceiling clamping device for the chip mounter according to claim 1, wherein: the adjusting component comprises a threaded rod (12) rotatably connected in one of the sliding grooves (11), the threaded rod (12) is in threaded connection with the sliding block (10), and a handle (13) fixedly connected with the upper end of the threaded rod (12) is arranged above the second top plate (6).

4. The side ceiling clamping device for the chip mounter according to claim 1, wherein: the upper end of the bottom plate (1) is symmetrically provided with guide plates (7), and the lower end of the second top plate (6) is provided with guide grooves (8) matched with the guide plates (7).

5. The side ceiling clamping device for the chip mounter according to claim 2, wherein: and rubber pads are arranged on the side, away from the fixed plate (9), of the limiting plate (16).

6. The side ceiling clamping device for the chip mounter according to claim 4, wherein: and the surfaces of the guide plates (7) are provided with wear-resistant layers.

Images