CN216913460U

CN216913460U - Machine table clamp device

Info

Publication number: CN216913460U
Application number: CN202122344598.4U
Authority: CN
Inventors: 肖双; 方锋
Original assignee: Anfano Feifeng Anji Communications Products Co ltd
Current assignee: Anfano Feifeng Anji Communications Products Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-07-08
Anticipated expiration: 2031-09-27

Abstract

The utility model provides a machine table clamp device which comprises a fixed seat, a clamp body, a pressing plate body, an auxiliary pressing plate and a cylinder pressing plate, wherein the fixed seat is fixedly arranged on the machine table; the clamp body is arranged on the fixed seat, elastic clamping pieces are arranged on two sides of the clamp body along the length direction, and the clamping surfaces of the elastic clamping pieces are irregular curved surfaces; the pressing plate body is arranged in a space formed by the elastic clamping pieces which are opposite to each other, and the auxiliary pressing plates are arranged on two sides along the length direction of the pressing plate body; the air cylinder pressing plate is arranged in the pressing plate body and connected with the output end of the driving air cylinder positioned on the fixed seat, so that the pressing plate body can be driven to reciprocate along the vertical direction, and the pressing plate body is further provided with a guide pipe and a reset spring. According to the technical scheme, a plurality of small products with complex surface shapes can be clamped conveniently and quickly at one time, and the clamping force can be adjusted individually according to needs, so that the machining quality can be guaranteed while high-efficiency operation and low-cost machining are realized, and the defects of the structure of a traditional clamp are overcome.

Description

Machine table clamp device

Technical Field

The utility model belongs to the field of numerical control machine tools, and particularly relates to a fixture device suitable for machining small and special-shaped parts.

Background

For 3C small products such as mobile phones, notebook computers and watches, the small products are often touched, the structure is small, the clamping surface is special, the external size of the products has deviation, so that a common clamp is difficult to clamp, and the conventional solution is to fix the products by using manual screws. Obviously, the mode can lead to low product processing efficiency, processing errors caused by difference of product overall dimensions after clamping, and high working strength of operators, and the screws are consumed quickly, so that the problems of processing cost and the like are increased, and the problems of low utilization rate of a machine, low capacity and low yield are caused.

SUMMERY OF THE UTILITY MODEL

One of the objectives of the present invention is to overcome the disadvantages of the prior art, and to provide a machine table clamp device capable of quickly clamping products with small structure, irregular shape, and different shapes.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a machine table clamp device is characterized by comprising a fixed seat, a clamp body, a pressing plate body, an auxiliary pressing plate and a cylinder pressing plate; the clamp body is arranged on the fixed seat, a plurality of elastic clamping pieces are fixedly arranged on two sides of the clamp body along the length direction, the upper ends of the elastic clamping pieces are fixed with the clamp body into a whole, the lower parts of the fixed parts of the elastic clamping pieces are clamping surfaces, and a product fixing space is formed between the elastic clamping pieces and the clamp body; the pressing plate body is arranged in a space formed by the elastic clamping pieces which are opposite to each other, and the auxiliary pressing plates are arranged on two sides along the length direction of the pressing plate body so as to respectively form extrusion fit with the elastic clamping pieces which are positioned on the same side; the air cylinder pressing plate is arranged in the pressing plate body and connected with the output end of the driving air cylinder on the fixing seat, so that the pressing plate body can be driven to reciprocate along the vertical direction, and the pressing plate body is further connected with a guide pipe and a reset spring.

Furthermore, the clamp body is arranged along the two sides of the length direction and is provided with a plurality of tool blocks, each tool block is provided with the elastic clamping piece in a one-to-one correspondence mode, and each elastic clamping piece is provided with the auxiliary pressing plate, so that products with deviation in appearance can be conveniently handled.

Furthermore, an adjusting spring is arranged between each auxiliary pressure plate and the pressure plate body.

Furthermore, the clamping surface is an irregular curved surface, for example, the elastic clamping piece is overall wavy.

Furthermore, the upper part of the elastic clamping piece is provided with an inclined plane matched with the auxiliary pressing plate and can be extruded, so that the clamping surface clamps the product; the upper part of the elastic clamping piece is fixed with the tooling blocks, and the clamping surface is separated from the tooling blocks.

Furthermore, every auxiliary pressure plate is close to one side of elasticity clamping piece is equipped with oblique leading surface, oblique leading surface from last to down gradually to the clamp plate body is close to.

Furthermore, a cushion pad is arranged between the pressing plate body and the clamp body.

Furthermore, a positioning pin is arranged on the fixing seat, and a positioning hole corresponding to the positioning pin is formed in the bottom of the clamp body.

Furthermore, the two ends of the upper side of the fixed seat, which correspond to the clamp body, are provided with locking clamping blocks, the locking clamping blocks protrude towards the two ends of the clamp body, so that the clamp body is locked between the lower surface of the locking clamping blocks and the upper surface of the fixed seat, the locking clamping blocks are connected with a locking cylinder which drives the locking clamping blocks to move, and the locking cylinder is installed on the fixed seat.

According to the technical scheme, a plurality of small products with complex surface shapes can be clamped conveniently and quickly at one time, and the clamping force can be adjusted individually according to needs, so that the machining quality can be guaranteed while high-efficiency operation and low-cost machining are realized, and the defects of the traditional clamp structure are overcome effectively.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly view of the present invention.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Reference is made to the accompanying drawings. This embodiment includes fixing base 1, anchor clamps body 2, clamp plate body 3, supplementary clamp plate 4 and cylinder clamp plate 5. The fixture body 2 is arranged on the upper surface of the fixing seat 1 and is provided with a plurality of tool blocks 6 along the two sides of the length direction, the inner side of each tool block 6 is fixedly provided with an elastic clamping piece 7, the upper part of each elastic clamping piece 7 is integrated with the tool blocks 6, and the lower part of each elastic clamping piece is separated from the corresponding tool block 6 and has certain elasticity, hardness and toughness. Specifically, the elastic clamping pieces 7 are wavy integrally, the clamping surfaces are irregular curved surfaces, and a fixing space of the product 100 is formed between the elastic clamping pieces 7 and the clamp body 2.

The pressing plate body 3 is arranged in a space formed between the elastic clamping pieces 7 on the two sides, and the length of the pressing plate body 3 meets the length of the arrangement of the stations 6. The auxiliary pressing plates 4 are arranged on two sides along the length direction of the pressing plate body 3 and respectively correspond to the elastic clamping pieces 7 on the same side one by one. An adjusting spring 8 is arranged between each auxiliary pressure plate 4 and the pressure plate body 3 and used for adjusting the clamping force of the product 100. At least the lower half of one side of every supplementary clamp plate 4 near elastic clamping piece 7 is equipped with oblique lead surface 40, and oblique lead surface 40 is close to clamp plate body 3 from last to down gradually to cooperate with elastic clamping piece 7 better, push the fixed product 100 of holding surface. In particular, the upper portion of the clamping surface of the elastic clip 7 also has a bevel 70 cooperating with the auxiliary pressure plate 4.

The cylinder pressing plate 5 is arranged in the pressing plate body 3 and connected with the output end of the driving cylinder 9 positioned on the fixed seat 1, so that the pressing plate body 3 can be driven to reciprocate along the vertical direction, and the auxiliary pressing plate 4 is matched with the clamping force required by the product 100. The pressure plate body 3 is also connected with a guide pipe 10 for guiding the pressure plate body 3 to move up and down and a return spring 11 for ensuring that the pressure plate body 3 is returned to a non-working state. A buffer pad 14 is further arranged between the pressure plate body 3 and the clamp body 2, and provides a certain buffer force for the pressing down of the pressure plate body 3.

Be equipped with locating pin 12 on the

fixing base

1, 2 bottoms of anchor clamps bodies are equipped with the locating hole that corresponds with the locating pin for the initial position of positioning fixture body 2.

The utility model discloses a locking clamp for fixing clamp body 2, including fixing base 1, fixing base 2, locking clamp 13 is to the both ends protrusion of fixing base 2 will fixing clamp body 2 is in locking clamp 14 lower surface with between the fixing base 1 upper surface, locking clamp 13 can be the part of harsh lift, and is connected with its elevating movement's of drive locking cylinder 15, locking cylinder 15 installs on fixing base 1.

It should be noted that the above describes exemplifying embodiments of the utility model. It will be understood by those skilled in the art, however, that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the scope of the utility model as defined by the appended claims.

Claims

1. A machine table clamp device is characterized by comprising a fixed seat, a clamp body, a pressing plate body, an auxiliary pressing plate and a cylinder pressing plate; the clamp body is arranged on the fixed seat, a plurality of elastic clamping pieces are fixedly arranged on two sides of the clamp body along the length direction, the upper ends of the elastic clamping pieces are fixed with the clamp body into a whole, the lower parts of the fixed parts of the elastic clamping pieces are clamping surfaces, and a product fixing space is formed between the elastic clamping pieces and the clamp body; the pressing plate body is arranged in a space formed by the elastic clamping pieces which are opposite to each other, and the auxiliary pressing plates are arranged on two sides along the length direction of the pressing plate body so as to form extrusion fit with the elastic clamping pieces which are positioned on the same side respectively; the air cylinder pressing plate is arranged in the pressing plate body and connected with the output end of the driving air cylinder on the fixing seat, so that the pressing plate body can be driven to reciprocate along the vertical direction, and the pressing plate body is further connected with a guide pipe and a reset spring.

2. The apparatus of claim 1, wherein the fixture body is provided with a plurality of tool blocks arranged along both sides of the length direction, each tool block is provided with the elastic clamping pieces in a one-to-one correspondence, and each elastic clamping piece is provided with the auxiliary pressing plate.

3. The apparatus of claim 2, wherein an adjustment spring is disposed between each of said auxiliary pressure plates and said pressure plate body.

4. The apparatus of claim 1 wherein said clamping surface is an irregular curved surface.

5. The apparatus of claim 2, wherein said resilient clip is generally wave-shaped; the upper part of the elastic clamping piece is provided with an inclined plane matched with the auxiliary pressing plate and can be extruded, so that the clamping surface clamps the product; the upper part of the elastic clamping piece is fixed with the tooling blocks, and the clamping surface is separated from the tooling blocks.

6. The apparatus of claim 1, wherein each of said auxiliary pressing plates has an inclined guide surface on a side thereof adjacent to said resilient clip, said inclined guide surface gradually approaching said pressing plate body from top to bottom.

7. The apparatus of claim 1, further comprising a cushion between said platen body and said clamp body.

8. The apparatus of claim 1, wherein the fixing base has a positioning pin, and the bottom of the fixture body has a positioning hole corresponding to the positioning pin.

9. The machine table clamp device according to claim 1 or 8, wherein locking blocks are provided above the fixing base corresponding to both ends of the clamp body, the locking blocks protrude toward both ends of the clamp body to lock the clamp body between a lower surface of the locking block and an upper surface of the fixing base, the locking blocks are connected to a locking cylinder for driving the locking block to move, and the locking cylinder is mounted on the fixing base.