CN113084762A

CN113084762A - Precision metal plate clamping device

Info

Publication number: CN113084762A
Application number: CN202110403381.8A
Authority: CN
Inventors: 郭建栋
Original assignee: Jiangsu Dadong Precision Machinery Co ltd
Current assignee: Jiangsu Dadong Precision Machinery Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-07-09

Abstract

The invention discloses a precision sheet metal clamping device, and aims to provide a precision sheet metal clamping device capable of processing arc-shaped sheet metal parts.

Description

Precision metal plate clamping device

Technical Field

The invention relates to the field of sheet metal cutting equipment, in particular to a precise sheet metal clamping device.

Background

In the jig, a device for preventing the workpiece from being displaced or vibrated during the machining process is called a clamping device. The following requirements should be taken into account when designing the clamping device: 1. the position of the workpiece is not changed in the clamping process; 2. the clamping force can ensure that the workpiece does not generate displacement or vibration in the machining process and does not press the surface of the workpiece or cause deformation; 3. the operation is convenient, the clamping action is rapid, and the productivity is improved; the structure is simple, the manufacture is easy, and the cost of the clamp is reduced; 4. the self-locking can be realized, namely, the clamping state of the workpiece can be still kept after the original force is removed; 5. safe operation and low labor intensity.

At present, chinese patent with publication number CN208019305U discloses a sheet metal clamping device for a sheet metal bending machine, which comprises a fixing arm and a clamping arm, wherein the left end of the fixing arm is hinged with the left end of the clamping arm, a detecting device is installed on the upper end surface of the clamping arm, a return spring is installed between the fixing arm and the clamping arm, a clamping bolt is inserted in the return spring, a lower installation cavity is opened at the right end of the fixing arm, a lower thimble is installed in the lower installation cavity, a lower clamping plate is embedded in the lower installation cavity, a lower clamping spring is installed between the lower end surface of the lower clamping plate and the bottom surface of the lower installation cavity, the lower thimble is electrically connected with the detecting device, an upper clamping block is installed at the right end of the clamping arm, the upper clamping block is hinged with the clamping arm, an upper installation cavity is opened at the lower end of the upper clamping block, an upper thimble is installed in the, an upper clamping spring is arranged between the upper end face of the upper clamping plate and the bottom face of the upper mounting cavity, and the upper ejector pin is electrically connected with the detection device.

Although this kind of panel beating clamping device for bending machine can only need twist and turn to press from both sides tight bolt and can realize opening and shutting fast of this anchor clamps, uses more high-efficient convenient, but often can't carry out effectual centre gripping to the sheet metal component of different radians at the cutting panel beating in-process.

Disclosure of Invention

The invention aims to provide a precise sheet metal clamping device which has the advantages that the clamping angle can be effectively adjusted, and therefore sheet metal parts with different arcs can be effectively clamped.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a precision panel beating clamping device, includes the stage body, the stage body is equipped with press device all around, the stage body below still is equipped with ejecting device, ejecting device is including being located the rising piece that is equipped with all around on the stage body, being located both sides rising piece go up articulated rotor plate and being located the dead slot between the rotor plate, the dead slot below still is equipped with lifting device.

Further setting: the pressing device comprises supporting plates, hollow pipes, lead screws, rotating cylinders and pressing plates, wherein the supporting plates are hinged to four corners of the table body, the hollow pipes are positioned on two sides of the supporting plates and provided with internal threads, the lead screws penetrate through the supporting plates and are positioned in the hollow pipes, the rotating cylinders are positioned below the table body, and the pressing plates are positioned at the top ends of the lead screws.

Further setting: the lifting device comprises a lifting cylinder arranged below the table body and a supporting rod arranged at the outlet of the lifting cylinder, and the supporting rod penetrates through the supporting plate to the upper part of the empty groove.

Further setting: the top end of the support rod is also provided with an arc-shaped plate.

Further setting: a spongy cushion is arranged above the arc-shaped plate.

Further setting: the utility model discloses a supporting rod, including bracing piece, rotor plate, ejector pin top, the bracing piece is located the rotor plate below and still is equipped with the horizontal pole, the horizontal pole both sides are equipped with the ejector pin, the rotor plate bottom is equipped with the spout, the ejector pin top articulates there is the slider of card income spout.

Further setting: and an arc-shaped pad is further arranged on one side of the rotating plate, which is close to the empty groove.

Through the technical scheme, the ejection device provided with can be effectual can upwards lift up the rotor plate in the sheet metal of different radians carries out the course of working to make it withstand the rotor plate, and the arc that is equipped with on the bracing piece withstands the sheet metal component, thereby guarantee that whole withstands the sheet metal component, and sheet metal component press device all around will be withheld it all around, thereby guarantee holistic stability.

In conclusion, the invention has the following beneficial effects: the radian can be regulated and controlled in the whole machining process, the sheet metal parts with different radians are machined, the whole machining process is convenient, the fixity is good, and the machining of the arc-shaped parts is stable and convenient.

Drawings

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

FIG. 1 is a schematic view of the overall structure of a precision sheet metal clamping device;

fig. 2 is a schematic view of another angle overall structure of the precision sheet metal clamping device.

In the figure, 1, a table body; 2. a pressing device; 21. a support plate; 22. a hollow tube; 23. a lead screw; 24. rotating the cylinder; 25. pressing a plate; 3. an ejection device; 31. a raising block; 32. a rotating plate; 33. an empty groove; 34. a lifting device; 341. a lifting cylinder; 342. a support bar; 4. an arc-shaped plate; 5. a sponge cushion; 6. a cross bar; 7. a top rod; 8. a chute; 9. a slider; 10. an arc pad.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

The technical scheme adopted by the invention is as follows:

a precision sheet metal clamping device is disclosed, as shown in figures 1 and 2, and comprises a table body 1, a pressing device 2 is arranged around the table body 1, an ejection device 3 is further arranged below the table body 1, the ejection device 3 comprises lifting blocks 31 arranged around the table body 1, rotating plates 32 are hinged on the lifting blocks 31 on two sides, a hollow groove 33 is further arranged between the rotating plates 32, a lifting device 34 for supporting a sheet metal part is further arranged below the hollow groove 33, the pressing device 2 comprises supporting plates 21 hinged on four corners of the table body 1, hollow tubes 22 with internal threads are arranged on two sides of the supporting plates 21, lead screws 23 of the supporting plates 21 penetrate through the hollow tubes 22, meanwhile, rotating cylinders 24 fixedly connected to the bottoms of the supporting plates 21 are arranged below the table body 1, pressing plates 25 are arranged at the top ends of the lead screws 23, the rotating cylinders 24 can effectively drive the lead screws 23 to rotate so as to press the pressing plates 25 downwards, and pressing the periphery of the sheet metal part.

Lifting device 34 is including being located the lift cylinder 341 that the 1 below of stage body was equipped with, it is equipped with vertical ascending bracing piece 342 to export at lift cylinder 341, bracing piece 342 runs through backup pad 21 to dead slot 33 top, thereby mainly used supports the support of giving the course of working of sheet metal component central part committee, the bracing piece 342 top still is equipped with arc 4, arc 4 top is equipped with foam-rubber cushion 5, reduce the damage of course of working to the sheet metal component, bracing piece 342 is located rotor 32 below and still is equipped with

horizontal pole

6, 6 both sides of horizontal pole are equipped with ejector pin 7, rotor plate 32 bottom is equipped with spout 8, the articulated slider 9 that has card income spout 8 in ejector pin 7 top, rotor plate 32 still is equipped with arc pad 10 near dead slot 33 one side.

The main working principle is as follows: can place the sheet metal component in the rotor 32 top usually in the use, and fix whole sheet metal component through press device 2 all around, and when the sheet metal component has certain radian, can be through the lift cylinder 341 that is equipped with, thereby make arc 4 on the lift cylinder 341 pass empty slot 33, withstand the sheet metal component, and the horizontal pole 6 that is equipped with drives ejector pin 7 upwards, thereby make rotor 32 rotate upwards, give the certain support of sheet metal component equally, thereby guarantee the stability of whole arc sheet metal component.

The present invention is not intended to be limited to the particular embodiments shown above, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a precision panel beating clamping device, includes stage body (1), its characterized in that: the improved table is characterized in that a pressing device (2) is arranged on the periphery of the table body (1), an ejection device (3) is further arranged below the table body (1), the ejection device (3) comprises a lifting block (31) arranged on the table body (1) on the periphery, a rotating plate (32) hinged to the lifting block (31) on the two sides and an empty groove (33) between the rotating plates (32), and a lifting device (34) is further arranged below the empty groove (33).

2. The precision sheet metal clamping device of claim 1, wherein: the pressing device (2) comprises supporting plates (21) which are hinged to four corners of the table body (1), hollow pipes (22) which are positioned on two sides of the supporting plates (21) and provided with internal threads, lead screws (23) which are positioned in the hollow pipes (22) and penetrate through the supporting plates (21), rotating air cylinders (24) which are positioned below the table body (1) and pressing plates (25) which are positioned at the top ends of the lead screws (23).

3. The precision sheet metal clamping device of claim 2, wherein: the lifting device (34) comprises a lifting cylinder (341) arranged below the table body (1) and a supporting rod (342) arranged at the outlet of the lifting cylinder (341), and the supporting rod (342) penetrates through the supporting plate (21) to the upper part of the empty groove (33).

4. The precision sheet metal clamping device of claim 3, wherein: the top end of the supporting rod (342) is also provided with an arc-shaped plate (4).

5. The precision sheet metal clamping device of claim 4, wherein: a spongy cushion (5) is arranged above the arc-shaped plate (4).

6. The precision sheet metal clamping device of claim 5, wherein: the utility model discloses a bracing piece, including bracing piece (342), rotor plate (32), horizontal pole (6) are located rotor plate (32) below and still are equipped with horizontal pole (6), horizontal pole (6) both sides are equipped with ejector pin (7), rotor plate (32) bottom is equipped with spout (8), ejector pin (7) top articulates there is slider (9) of card income spout (8).

7. The precision sheet metal clamping device of claim 5, wherein: an arc-shaped pad (10) is further arranged on one side, close to the empty groove (33), of the rotating plate (32).