CN220195418U

CN220195418U - Chip clamping assembly

Info

Publication number: CN220195418U
Application number: CN202321686677.6U
Authority: CN
Inventors: 刘振兴; 胡瑞
Original assignee: Anhui Quantum Intelligent Technology Co ltd
Current assignee: Anhui Quantum Intelligent Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-19
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a chip clamping assembly, comprising: the upper clamping plate, lower clamping plate and slide bar, lower clamping plate fixed mounting is at the top of branch, be provided with a plurality of slide bars at the top of lower clamping plate, be located between upper clamping plate and the lower clamping plate and the cover is equipped with a spring on the circumference outer wall of slide bar, be located the top of upper clamping plate and rotate at the upper end of slide bar and install a cam, first recess has been seted up at the top of upper clamping plate, the second recess, first recess is located the upper clamping plate and keeps away from the one side edge of cam, the second recess is located between first recess and the cam, the inside sliding connection of first recess has a slip cover plate, be provided with a knob in the inside of second recess, be provided with coupling assembling between knob and the slip cover plate for drive slip cover plate and stretch out or shrink. According to the chip clamping assembly, the contact area between the chip clamping assembly and materials can be increased according to the clamping condition, so that the clamping stability is improved, and the shaking condition of the materials is greatly reduced.

Description

Chip clamping assembly

Technical Field

The utility model relates to the technical field of clamps, in particular to a chip clamping assembly.

Background

When the dispensing process is applied to chip production, components and parts can be pre-fixed, so that the automatic production is facilitated, and before the chip is dispensed, the chip is required to be clamped and fixed, and the precision of the dispensing position is ensured.

Through retrieving, chinese patent publication No. CN 218167634U's patent discloses a clamping device for integrated circuit chip dispensing, which comprises a base plate, the top left side fixed mounting of bottom plate has the cylinder, the one end sliding connection of cylinder has the push rod, the inside of push rod runs through there is the major axis, the equal movable mounting in upper and lower both ends of major axis has the connecting rod, the other end swing joint of connecting rod has branch, the front end fixed mounting of branch has the grip block, the right side top fixed mounting of bottom plate has the adsorption disc, the adsorption disc is located the centre of grip block, sliding connection has the base around the bottom of adsorption disc, the bottom fixedly connected with two sets of pressure springs, two sets of the centre of pressure springs is provided with the electric switch, the electric switch is connected with the cylinder electricity, the centre swing joint of branch has the stand, stand and bottom plate fixed connection, the one end of grip block is prismatic structure, and the device can close the cylinder when the chip is glued at the point, makes its loose chip, and the adsorption disc upwards resets because of the elasticity potential energy of pressure spring, prepares for next work. The device can carry out the centre gripping to the chip fixedly to can be when the chip point is glued and is accomplished, be convenient for take out the chip.

However, when the area of the material is large, the overall mass of the material is also large, and the material is often swayed when the device is used for clamping, so that the subsequent processing is influenced.

Disclosure of Invention

The utility model aims to provide a chip clamping assembly which can enlarge the contact area with materials according to the clamping condition, thereby improving the clamping stability and greatly reducing the shaking condition of the materials.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a chip clamping assembly, comprising: the upper clamping plate is arranged on the top of the supporting rod, the top of the lower clamping plate is provided with a plurality of sliding rods, the upper clamping plate above the lower clamping plate is in sliding connection with the sliding rods, a spring is sleeved on the circumferential outer wall of the sliding rods and positioned between the upper clamping plate and the lower clamping plate, and a cam is rotatably arranged above the upper clamping plate and at the upper end of the sliding rods;

the top of punch holder has seted up a first recess, second recess, first recess is located the punch holder and keeps away from the one side edge of cam, the second recess is located between first recess and the cam, the inside sliding connection of first recess has a smooth apron the inside of second recess is provided with a knob, be provided with coupling assembling between knob and the sliding closure board.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, coupling assembling includes connecting rod, sliding sleeve be provided with a intercommunication groove between first recess and the second recess, the corner fixed mounting of sliding closure board has the connecting rod, the inside connecting rod fixedly connected with of intercommunication groove sliding sleeve, the knob is located the top of sliding sleeve, the protruding pole of this knob bottom is installed the inside of sliding sleeve.

2. In the above scheme, the sliding sleeve positioned in the second groove is perpendicular to the connecting rod.

3. In the scheme, a plurality of rubber bosses are arranged on opposite sides of the upper clamping plate and the lower clamping plate.

4. In the scheme, the rubber bosses on the upper clamping plate and the rubber bosses on the lower clamping plate are distributed in a staggered mode.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses a chip clamping assembly, which is characterized in that a first groove and a second groove are formed in the top of an upper clamping plate, the first groove is positioned at the edge of one side of the upper clamping plate, which is far away from a cam, the second groove is positioned between the first groove and the cam, a sliding cover plate is slidably connected in the first groove, a knob is arranged in the second groove, a connecting assembly is arranged between the knob and the sliding cover plate and used for driving the sliding cover plate to stretch out or shrink, and the knob is arranged in the first groove and the second groove, and the connecting assembly is arranged between the knob and the sliding cover plate, so that the sliding cover plate can stretch out or shrink, the contact area between the upper clamping plate and materials can be increased according to the clamping condition, the clamping stability is improved, and the shaking condition of the materials is reduced.

Drawings

FIG. 1 is a schematic diagram of a chip holding assembly according to the present utility model;

FIG. 2 is a schematic view of a first view exploded view of the chip holding assembly of the present utility model;

fig. 3 is a schematic view of a second view exploded view of the chip holding assembly of the present utility model.

In the above figures: 1. an upper clamping plate; 2. a lower clamping plate; 3. a slide bar; 4. a support rod; 5. a spring; 6. a cam; 7. a first groove; 8. a second groove; 9. a sliding cover plate; 10. a knob; 11. a communication groove; 12. a connecting rod; 13. a sliding sleeve; 14. a protruding rod; 15. a rubber boss; 16. a pulling piece.

Description of the embodiments

The present patent will be further understood by the specific examples given below, which are not intended to be limiting.

Example 1: a chip clamping assembly, comprising: the upper clamping plate 1, the lower clamping plate 2 and the sliding rods 3, wherein the lower clamping plate 2 is fixedly arranged at the top of the supporting rod 4, a plurality of sliding rods 3 are arranged at the top of the lower clamping plate 2, the upper clamping plate 1 positioned above the lower clamping plate 2 is in sliding connection with the sliding rods 3, a spring 5 is sleeved between the upper clamping plate 1 and the lower clamping plate 2 and on the circumferential outer wall of the sliding rods 3, and a cam 6 is rotatably arranged above the upper clamping plate 1 and at the upper end of the sliding rods 3;

the corners of the PCB are placed between the upper clamping plate and the lower clamping plate, the poking plate is poked to enable the cam to rotate, the upper clamping plate is pressed down by the cam to enable the spring to shrink, and therefore the upper clamping plate and the lower clamping plate can fixedly clamp the PCB;

the top of punch holder 1 has seted up a first recess 7, second recess 8, first recess 7 is located punch holder 1 and keeps away from the one side edge of cam 6, second recess 8 is located between first recess 7 and the cam 6, the inside sliding connection of first recess 7 has a slide cover plate 9 the inside of second recess 8 is provided with a knob 10, be provided with coupling assembling between knob 10 and the slide cover plate 9 for drive slide cover plate 9 stretches out or contracts.

The connecting assembly comprises a connecting rod 12 and a sliding sleeve 13, a communicating groove 11 is arranged between the first groove 7 and the second groove 8, the connecting rod 12 is fixedly arranged at the corner of the sliding cover plate 9, the connecting rod 12 positioned in the communicating groove 11 is fixedly connected with the sliding sleeve 13, the knob 10 is positioned above the sliding sleeve 13, and a convex rod 14 at the bottom of the knob 10 is arranged in the sliding sleeve 13;

when the size of the PCB to be clamped is large, the knob can be rotated, so that the protruding rod below the knob is driven to rotate, the sliding sleeve is sleeved on the outer side of the protruding rod, the protruding rod drives the sliding sleeve to move in the second groove when rotating, so that the connecting rod slides in the communicating groove, at the moment, the sliding cover plate moves out of the first groove and contacts with the PCB, the clamping area between the upper clamping plate and the PCB is increased, and the clamping stability is improved.

The sliding sleeve 13 located inside the second groove 8 is arranged perpendicular to the connecting rod 12.

A plurality of rubber bosses 15 are arranged on the opposite sides of the upper clamping plate 1 and the lower clamping plate 2; the surface of the upper clamping plate and the surface of the lower clamping plate are provided with the rubber bosses, so that the friction force between the surfaces of the upper clamping plate and the lower clamping plate and the surface of the PCB can be increased during clamping, and the sliding of the PCB is prevented.

The rubber bosses 15 on the upper clamping plate 1 and the rubber bosses 15 on the lower clamping plate 2 are distributed in a staggered manner.

The upper clamping plate 1 and the lower clamping plate 2 are both L-shaped structures.

Example 2: a chip clamping assembly, comprising: the upper clamping plate 1, the lower clamping plate 2 and the sliding rods 3, wherein the lower clamping plate 2 is fixedly arranged at the top of the supporting rod 4, a plurality of sliding rods 3 are arranged at the top of the lower clamping plate 2, the upper clamping plate 1 positioned above the lower clamping plate 2 is in sliding connection with the sliding rods 3, a spring 5 is sleeved between the upper clamping plate 1 and the lower clamping plate 2 and on the circumferential outer wall of the sliding rods 3, and a cam 6 is rotatably arranged above the upper clamping plate 1 and at the upper end of the sliding rods 3;

a first groove 7 and a second groove 8 are formed in the top of the upper clamping plate 1, the first groove 7 is located at the edge of one side, far away from the cam 6, of the upper clamping plate 1, the second groove 8 is located between the first groove 7 and the cam 6, a sliding cover plate 9 is slidably connected inside the first groove 7, a knob 10 is arranged inside the second groove 8, and a connecting assembly is arranged between the knob 10 and the sliding cover plate 9 and used for driving the sliding cover plate 9 to stretch out or shrink;

through set up smooth apron, the inside knob that sets up of second recess inside first recess, and be provided with coupling assembling between knob and the sliding closure board, can realize stretching out or shrink of smooth apron to can be according to the centre gripping condition, increase the area of contact of punch holder and material, thereby improved the stability of centre gripping, reduced the condition that the material rocked.

The connecting assembly comprises a connecting rod 12 and a sliding sleeve 13, a communicating groove 11 is arranged between the first groove 7 and the second groove 8, the connecting rod 12 is fixedly arranged at the corner of the sliding cover plate 9, the connecting rod 12 positioned in the communicating groove 11 is fixedly connected with the sliding sleeve 13, the knob 10 is positioned above the sliding sleeve 13, and a convex rod 14 at the bottom of the knob 10 is arranged in the sliding sleeve 13.

A plurality of rubber bosses 15 are arranged on the opposite sides of the upper clamping plate 1 and the lower clamping plate 2.

The cam 6 has a paddle 16.

The working principle is as follows:

when the clamping device is used, the corners of the PCB are placed between the upper clamping plate and the lower clamping plate, the poking piece is poked to enable the cam to rotate, and the cam presses the upper clamping plate to enable the spring to shrink, so that the upper clamping plate and the lower clamping plate can fixedly clamp the PCB, rubber bosses are arranged on the surfaces of the upper clamping plate and the lower clamping plate, friction force between the surfaces of the upper clamping plate and the lower clamping plate and the surface of the PCB can be increased during clamping, and the PCB is prevented from sliding;

When adopting above-mentioned chip clamping assembly, it is through setting up smooth apron, the inside knob that sets up of second recess inside first recess, and is provided with coupling assembling between knob and the sliding closure board, can realize stretching out or shrink of smooth apron to can be according to the centre gripping condition, increase the area of contact of punch holder and material, thereby improved the stability of centre gripping, reduced the condition that the material rocked.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A chip clamping assembly, characterized in that: comprising the following steps: the upper clamping plate (1), the lower clamping plate (2) and the sliding rods (3), wherein the lower clamping plate (2) is fixedly arranged at the top of the supporting rods (4), a plurality of sliding rods (3) are arranged at the top of the lower clamping plate (2), the upper clamping plate (1) above the lower clamping plate (2) is in sliding connection with the sliding rods (3), a spring (5) is sleeved between the upper clamping plate (1) and the lower clamping plate (2) and on the peripheral outer wall of the sliding rods (3), and a cam (6) is rotatably arranged above the upper clamping plate (1) and at the upper end of the sliding rods (3);

a first groove (7) and a second groove (8) are formed in the top of the upper clamping plate (1), the first groove (7) is located at one side edge, far away from the cam (6), of the upper clamping plate (1), the second groove (8) is located between the first groove (7) and the cam (6), a sliding cover plate (9) is slidably connected to the inside of the first groove (7), a knob (10) is arranged in the second groove (8), and a connecting assembly is arranged between the knob (10) and the sliding cover plate (9).

2. The chip clamping assembly according to claim 1, wherein: the connecting assembly comprises a connecting rod (12) and a sliding sleeve (13), a communication groove (11) is formed between the first groove (7) and the second groove (8), the connecting rod (12) is fixedly installed at the corner of the sliding cover plate (9), the connecting rod (12) located inside the communication groove (11) is fixedly connected with the sliding sleeve (13), the knob (10) is located above the sliding sleeve (13), and a protruding rod (14) at the bottom of the knob (10) is installed inside the sliding sleeve (13).

3. The chip clamping assembly according to claim 2, wherein: the sliding sleeve (13) positioned in the second groove (8) is perpendicular to the connecting rod (12).

4. The chip clamping assembly according to claim 1, wherein: a plurality of rubber bosses (15) are arranged on opposite sides of the upper clamping plate (1) and the lower clamping plate (2).

5. The chip clamping assembly according to claim 4, wherein: the rubber bosses (15) on the upper clamping plate (1) and the rubber bosses (15) on the lower clamping plate (2) are distributed in a staggered mode.