CN218137542U

CN218137542U - Automatic workpiece clamping device

Info

Publication number: CN218137542U
Application number: CN202222292074.XU
Authority: CN
Inventors: 李炳华
Original assignee: Qitaihe Xinsheng Machinery Manufacturing Co ltd
Current assignee: Qitaihe Xinsheng Machinery Manufacturing Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-27
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses an automatic clamping device for workpieces, which comprises a bottom plate, wherein both sides of the upper surface of the bottom plate are fixedly connected with fixed plates, and a chute is arranged on the upper surface of the bottom plate and between the two fixed plates; the auxiliary clamping device is connected with the fixing plate on one side and comprises a cylinder, an arc-shaped clamping block and a stop block, one end of the cylinder is fixedly connected with the arc-shaped clamping block, and the stop block is rotatably connected to the side surface of the arc-shaped clamping block; the active clamping device comprises an air cylinder, a pair of clamping blocks, a transverse plate and an electric push rod, the pair of clamping blocks are located at the output end of the air cylinder, the transverse plate is located on the side surface of the clamping blocks, the electric push rod is fixedly connected with the side surface of the clamping blocks, and the output end of the electric push rod is in contact with the transverse plate. Through above part, can effectively carry out self-holding to the part of different shapes, and can support longer part, make it keep the state of easily processing.

Description

Automatic workpiece clamping device

Technical Field

The utility model relates to a work piece technical field, in particular to work piece automatic clamping device.

Background

The part is a product part in the manufacturing process, and is also called a finished part, a courseware, hardware and the like, but in the manufacturing process of the product, the clamping of the workpiece is also a serious thing, and at present, the technology for processing and manufacturing the product is developed more and more originally, and the requirement for automatic clamping is higher and higher.

The existing automatic workpiece clamping device, such as the automatic workpiece clamping device of patent number 201821270508.3, can automatically clamp a workpiece, and enable a clamping plate to automatically move up and down so as to clamp the workpiece more tightly, but the device needs to throw the workpiece at an accurate position and cannot clamp surfaces at various angles.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a work piece automatic clamping device, can effectively carry out automatic clamping to the part of different shapes, and can support longer part, make it keep the state of easily processing.

The utility model discloses still provide and have above-mentioned work piece automatic clamping device, include: the device comprises a base plate, wherein two sides of the upper surface of the base plate are fixedly connected with fixing plates, and a sliding chute is arranged on the upper surface of the base plate and between the two fixing plates; the auxiliary clamping device is connected with the fixing plate on one side and comprises a cylinder, an arc-shaped clamping block and a stop block, one end of the cylinder is fixedly connected with the arc-shaped clamping block, and the stop block is rotatably connected to the side surface of the arc-shaped clamping block; the active clamping device comprises an air cylinder, a clamping block, a transverse plate and an electric push rod, wherein the clamping block is located at the output end of the air cylinder, the transverse plate is located on the side surface of the clamping block, the electric push rod is rotationally connected with the side surface of the clamping block, and the output end of the electric push rod is in contact with the transverse plate. Through above part, can effectively carry out self-holding to the part of different shapes, and can support longer part, make it keep the state of easily processing.

According to a work piece automatic clamping device, slide to the inside that the fixture block is located the spout, it is corresponding with the arc fixture block to the fixture block. Through the parts, the center of the part can be effectively clamped, particularly when the part is a cylindrical part, so that the center of the part is symmetrical, and the part is convenient to clamp.

According to a work piece self-holding device, the side surface fixedly connected with bounce-back spring of fixed plate, the one end that the fixed plate was kept away from to bounce-back spring is connected with the dog. Through the above components, the parts can be clamped by rebounding the spring so as to provide corresponding clamping force.

According to a work piece self-holding device, the inside of bounce-back spring is provided with flexible ejector pin, the both ends of flexible ejector pin rotate with fixed plate, dog respectively and are connected. Through the above components, the position of the rebound spring can be limited, and the rebound spring can be prevented from being separated.

According to a work piece automatic clamping device, electric putter's output rotates and is connected with the kicking block, electric putter's one end and diaphragm sliding connection are kept away from to the kicking block. Through above parts, can move the diaphragm to keep the pressure of electric putter to the diaphragm, realize pressing from both sides tightly.

According to a work piece automatic clamping device, cylinder and fixed plate fixed connection, the dog staggers from top to bottom with the diaphragm and places. Through above part, prevent between baffle and the diaphragm, at the tight in-process of clamp, the mutual interference influence to influence the effect of pressing from both sides tightly.

According to a work piece automatic clamping device, be provided with the arc draw-in groove to the intermediate position of fixture block, the arc draw-in groove all is provided with the profile of tooth line with the inside of arc fixture block. With the above components, the frictional force of contact at the time of clamping is increased.

According to a work piece automatic clamping device, the fixed orifices have been seted up to the four corners department of bottom plate. Through above part, can fix the device, conveniently to device and other connectivity.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

FIG. 1 is an overall structure diagram of the automatic clamping device for workpieces according to the present invention;

fig. 2 is a front view of the automatic workpiece clamping device of the present invention;

FIG. 3 is a structural view of an auxiliary clamping device of the automatic clamping device for workpieces according to the present invention;

fig. 4 is a structural diagram of the active clamping device of the automatic workpiece clamping device of the present invention.

Illustration of the drawings:

1. a base plate; 2. a fixing plate; 3. a chute; 4. an auxiliary clamping device; 5. an active clamping device;

41. a cylinder; 42. an arc-shaped fixture block; 43. a stopper; 44. a rebound spring;

51. a cylinder; 52. aligning the clamping blocks; 53. a transverse plate; 54. an electric push rod; 55. and (7) a top block.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides an automatic clamping device for workpieces, which includes: the two sides of the upper surface of the bottom plate 1 are fixedly connected with the fixed plates 2, and the sliding chute 3 is arranged on the upper surface of the bottom plate 1 and between the two fixed plates 2, so that the arc-shaped clamping block 42 corresponds to the clamping block 52; the auxiliary clamping device 4 is used for assisting clamping, the auxiliary clamping device 4 is connected with the fixing plate 2 on one side, the auxiliary clamping device 4 comprises a cylinder 41, an arc-shaped clamping block 42 and a stop block 43, one end of the cylinder 41 is fixedly connected with the arc-shaped clamping block 42, the arc-shaped clamping block 42 clamps the surface of a cylinder, and the stop block 43 is rotatably connected to the side surface of the arc-shaped clamping block 42; the large plane is clamped, the active clamping device 5 is characterized in that the active clamping device 5 comprises an air cylinder 51, a clamping block 52, a transverse plate 53 and an electric push rod 54, the air cylinder 51 provides power, the clamping block 52 is located at the output end of the air cylinder 51, the clamping block 52 is moved, the transverse plate 53 is located on the side surface of the clamping block 52 and is in rotating connection with the side surface of the clamping block 52, the transverse plate can rotate, the electric push rod 54 is in rotating connection with the side surface of the clamping block 52, and the output end of the electric push rod 54 is in contact with the transverse plate 53. Can effectively carry out self-holding to the part of different shapes, and can support longer part, make it keep the state of easily processing.

The pair of engaging blocks 52 are located inside the sliding groove 3, and the pair of engaging blocks 52 corresponds to the arc-shaped engaging block 42. The center of the part can be effectively clamped, particularly when the part is cylindrical, so that the center of the part is symmetrical, and the part is convenient to clamp.

A rebound spring 44 is fixedly connected to a side surface of the fixing plate 2, and an end of the rebound spring 44 away from the fixing plate 2 is connected to the stopper 43. The component can be clamped by rebounding the spring 44 to provide a corresponding clamping force.

A telescopic ejector rod is arranged in the rebound spring 44, and two ends of the telescopic ejector rod are respectively connected with the fixed plate 2 and the stop block 43 in a rotating manner. The position of the rebound spring 44 can be limited to prevent its disengagement.

The output end of the electric push rod 54 is rotatably connected with an ejector block 55, and one end of the ejector block 55 far away from the electric push rod 54 is slidably connected with the transverse plate 53. The transverse plate 53 can be moved so as to maintain the pressure of the electric push rod 54 against the transverse plate 53, thereby achieving clamping.

The cylinder 51 is fixedly connected with the fixed plate 2, and the stop block 43 and the transverse plate 53 are arranged in a vertically staggered manner. The stop block 43 and the transverse plate 53 are prevented from interfering with each other during clamping, so that the clamping effect is prevented from being influenced.

The middle position of the clamping block 52 is provided with an arc-shaped clamping groove, and the arc-shaped clamping groove and the arc-shaped clamping block 42 are both internally provided with tooth-shaped grains. Increasing the frictional force of contact during clamping.

The four corners of the bottom plate 1 are provided with fixing holes. The device can be fixed, and the device is convenient to connect with other devices.

The working principle is as follows: when the clamping device is used, firstly, the transverse plate 53 is pulled open through the electric push rod 54, a part is placed at the arc-shaped clamping groove in the clamping block 52, then the transverse plate 53 is clamped through the electric push rod 54, then the clamping block 52 moves along the sliding groove 3 through the air cylinder 51, the other side of the part is in contact with the stop block 43 or the arc-shaped clamping block 42, when the part is connected with the stop block 43, the rebound spring 44 at the back is pressed, so that the clamping force is ensured, and the stop blocks 43 and the transverse plate 53 at the two sides can clamp the surfaces of the part at various angles.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An automatic workpiece clamping device, comprising:

the device comprises a base plate (1), wherein both sides of the upper surface of the base plate (1) are fixedly connected with fixing plates (2), and a sliding chute (3) is arranged on the upper surface of the base plate (1) and between the two fixing plates (2);

the auxiliary clamping device (4) is connected with the fixing plate (2) on one side, the auxiliary clamping device (4) comprises a cylinder (41), an arc-shaped clamping block (42) and a stop block (43), one end of the cylinder (41) is fixedly connected with the arc-shaped clamping block (42), and the stop block (43) is rotatably connected to the side surface of the arc-shaped clamping block (42);

the active clamping device (5) comprises an air cylinder (51), a pair of clamping blocks (52), a transverse plate (53) and an electric push rod (54), wherein the pair of clamping blocks (52) are located at the output end of the air cylinder (51), the transverse plate (53) is located on the side surface of the pair of clamping blocks (52), the electric push rod (54) is rotatably connected with the side surface of the pair of clamping blocks (52), and the output end of the electric push rod (54) is in contact with the transverse plate (53).

2. The automatic workpiece clamping device as claimed in claim 1, wherein the pair of clamping blocks (52) is located inside the sliding chute (3) and slides, and the pair of clamping blocks (52) corresponds to the arc-shaped clamping blocks (42).

3. The automatic clamping device for workpieces as claimed in claim 1, characterized in that a rebound spring (44) is fixedly connected to the side surface of the fixed plate (2), and the end of the rebound spring (44) remote from the fixed plate (2) is connected to the stop (43).

4. The automatic workpiece clamping device as claimed in claim 3, characterized in that a telescopic ejector rod is arranged inside the rebound spring (44), and two ends of the telescopic ejector rod are respectively and rotatably connected with the fixed plate (2) and the stop block (43).

5. The automatic workpiece clamping device as claimed in claim 1, characterized in that an output end of the electric push rod (54) is rotatably connected with an ejector block (55), and one end of the ejector block (55) far away from the electric push rod (54) is slidably connected with the transverse plate (53).

6. The automatic workpiece clamping device as claimed in claim 1, characterized in that the cylinder (51) is fixedly connected with the fixing plate (2), and the stop block (43) and the transverse plate (53) are arranged in a vertically staggered manner.

7. The automatic workpiece clamping device as claimed in claim 1, wherein an arc-shaped clamping groove is formed in the middle of the clamping block pair (52), and the arc-shaped clamping groove and the arc-shaped clamping block (42) are both provided with tooth-shaped patterns.

8. The automatic workpiece clamping device as claimed in claim 1, wherein fixing holes are formed at four corners of the base plate (1).