CN215697457U

CN215697457U - Workpiece clamping and positioning device for punch press

Info

Publication number: CN215697457U
Application number: CN202122021207.5U
Authority: CN
Inventors: 徐景发; 谷留如
Original assignee: Suzhou Juguo Precision Machinery Co ltd
Current assignee: Suzhou Juguo Precision Machinery Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-01
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to a workpiece clamping and positioning device for a punch press, which comprises an operation table, wherein an adjusting groove is formed in the upper end surface of the operation table, a first rotating shaft and a second rotating shaft are respectively and rotatably arranged on the left side and the right side of the inner wall of the adjusting groove, a coupler is connected between the first rotating shaft and the second rotating shaft, a rotating motor is connected and arranged on the right side of the second rotating shaft, limiting plates are respectively and slidably arranged on the left side and the right side in the adjusting groove, the two limiting plates are respectively in threaded connection with the first rotating shaft and the second rotating shaft, limiting rods are respectively arranged on one side of opposite surfaces of the two limiting plates, fixed plates are respectively arranged on the front side and the rear side of the upper end surface of the operation table, fixed rods are respectively arranged on the two fixed plates in a penetrating manner, clamping seats are respectively arranged on one sides, which are close to each other, mounting grooves are respectively formed on one sides, and mounting plates are arranged on the corresponding mounting grooves on the clamping seats; designing a limiting rod, and primarily clamping; due to the design of the clamping seat, the application range is improved; the design of backup pad, the convenient change.

Description

Workpiece clamping and positioning device for punch press

Technical Field

The utility model relates to the technical field of clamping and positioning of punching machines, in particular to a workpiece clamping and positioning device for a punching machine.

Background

The punching machine is a punching type press machine; in national production, the stamping process has the advantages of material and energy saving, high efficiency, low technical requirement on operators and capability of making products which cannot be achieved by machining through various die applications compared with the traditional machining, so that the stamping process is more and more widely applied, for example, the patent with the patent number of 202021359320.3 comprises an operation table, a support, a bracket and a center seat, although the device enables a workpiece to be adsorbed on the surface of a positioning table through an air suction fan and air holes when in use, the clamping stability of the workpiece is enhanced, the workpiece is prevented from slipping, the height of the bracket can be adjusted through a limiting hole, a pin hole and a positioning pin, so that the height of a clamping plate can be adjusted, the clamping device is suitable for clamping workpieces with various sizes, the use convenience of the device is improved, the workpiece can be conveniently positioned through squares and scales, the positioning accuracy is improved, when the device is in use, inconvenient clutch spare part to different appearances carries out the centre gripping, lacks suitable spacing subassembly before carrying out the centre gripping to spare part, and when carrying out the centre gripping to some higher parts, the device practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a workpiece clamping and positioning device for a punch press.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a workpiece clamping and positioning device for a punch press comprises an operating platform, wherein an adjusting groove is formed in the upper end surface of the operating platform, a first rotating shaft and a second rotating shaft are respectively arranged on the left side and the right side of the inner wall of the adjusting groove in a rotating mode, a shaft coupler is connected between the first rotating shaft and the second rotating shaft, the second rotating shaft extends outwards to penetrate through the adjusting groove, a rotating motor is connected to the right side of the second rotating shaft and is connected with an external power supply, limiting plates are respectively arranged on the left side and the right side inside the adjusting groove in a sliding mode, the two limiting plates are respectively in threaded connection with the first rotating shaft and the second rotating shaft, limiting rods are arranged on one sides of opposite surfaces of the two limiting plates, fixing plates are arranged on the front side and the rear side of the upper end surface of the operating platform, fixing rods are respectively arranged on the two fixing plates in a penetrating mode, and clamping seats are arranged on the sides, which the two limiting rods and the fixing rods are close to each other, two the mounting groove has all been seted up to gag lever post and dead lever one side of being close to each other, correspond on the grip slipper the mounting groove is provided with the mounting panel.

Preferably, a supporting plate is arranged at the upper end of the operating platform, a plurality of positioning rods are arranged on the lower end face of the supporting plate, and positioning holes are formed in the upper end face of the operating platform corresponding to the plurality of positioning rods, so that the supporting plate is convenient to position and install.

In further preferred, the supporting plate is provided with a plurality of, and a plurality of the supporting plate size difference sets up, conveniently adjusts according to different production demands.

Preferably in further, a plurality of the mounting groove inner wall upper end upwards extends and has seted up first mounting hole, and is a plurality of all correspond on the mounting panel first mounting hole has seted up the second mounting hole, first mounting hole and second mounting hole pass through bolted connection, conveniently have the loading and unloading of the grip slipper of mounting panel.

In further preferred, two the dead lever is kept away from one side each other and all is provided with solid fixed ring, gu connect between fixed ring and the fixed plate and be provided with the spring, the grip slipper realizes self-holding to spare part.

Preferably, a plurality of groups of corresponding clamping seats are arranged, the groups of different clamping seats are arranged, and the clamping seats are replaced according to production needs.

In further preferred, a plurality of grip slipper all are provided with anti-skidding rubber pad on one side of being close to each other, stability when guaranteeing the centre gripping.

(III) advantageous effects

Compared with the prior art, the utility model provides a workpiece clamping and positioning device for a punch press, which has the following beneficial effects:

according to the design of the limiting rod, the fixing rod with the fixing ring is pulled, the spring is further pulled, the fixing rod drives the clamping seat to move outwards, a part to be punched is installed above the supporting plate, the fixing ring is loosened, the spring drives the fixing rod to retract, and the clamping seat on the fixing rod is used for preliminarily clamping the part; the design of the clamping seat, a proper clamping seat is selected according to a device to be punched, the mounting plate of the clamping seat is correspondingly inserted into the mounting grooves of the limiting rod and the fixing rod, and the bolt penetrates through the first mounting hole and the second mounting hole to be screwed and fixed, so that parts with different shapes can be conveniently clamped; the design of backup pad selects suitable backup pad as required, and the locating lever with the backup pad corresponds inserts in the locating hole, realizes the location installation of backup pad, realizes supporting convenient the change to the not high spare part of co-altitude.

Drawings

FIG. 1 is a schematic view of an overall structure of a preferred workpiece clamping and positioning device for a punch press according to the present invention;

FIG. 2 is a schematic overall structure diagram of a preferred workpiece clamping and positioning device for a punch press without a clamping seat and a supporting plate;

FIG. 3 is a schematic view of a preferred matching structure of a clamping seat and a mounting plate of the workpiece clamping and positioning device for a punch press according to the present invention;

FIG. 4 is a schematic view of a supporting plate and a positioning rod matching structure of a preferred workpiece clamping and positioning device for a punching machine according to the present invention.

In the figure: 1. an operation table; 2. an adjustment groove; 3. a first rotating shaft; 4. a second rotating shaft; 5. a coupling; 6. a rotating electric machine; 7. a limiting plate; 8. a limiting rod; 9. a fixing plate; 10. fixing the rod; 11. a clamping seat; 12. mounting grooves; 13. mounting a plate; 14. a support plate; 15. positioning a rod; 16. positioning holes; 17. a first mounting hole; 18. a second mounting hole; 19. a fixing ring; 20. a spring; 21. anti-skid rubber pad.

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.

The first embodiment is as follows:

referring to fig. 1-3, a workpiece clamping and positioning device for a punch press comprises an operation table 1, wherein an adjustment groove 2 is formed in the upper end surface of the operation table 1, a first rotating shaft 3 and a second rotating shaft 4 are respectively rotatably arranged on the left and right sides of the inner wall of the adjustment groove 2, a coupling 5 is connected between the first rotating shaft 3 and the second rotating shaft 4, the second rotating shaft 4 extends outwards to penetrate through the adjustment groove 2, a rotating motor 6 is connected to the right side of the second rotating shaft 4, the rotating motor 6 is connected to an external power supply, limiting plates 7 are respectively slidably arranged on the left and right sides inside the adjustment groove 2, the two limiting plates 7 are respectively in threaded connection with the first rotating shaft 3 and the second rotating shaft 4, limiting rods 8 are respectively arranged on one side of opposite surfaces of the two limiting plates 7, fixing plates 9 are respectively arranged on the front and back sides of the upper end surface of the operation table 1, fixing rods 10 are respectively arranged on the two fixing plates 9, two gag lever post 8 and dead lever 10 are close to one side each other and all are provided with holder 11, two gag lever post 8 and dead lever 10 are close to one side each other and all seted up mounting groove 12, correspond on the holder 11 mounting groove 12 is provided with mounting panel 13.

Referring to fig. 1, 2 and 4, in this embodiment, a supporting plate 14 is disposed at an upper end of the operating platform 1, a plurality of positioning rods 15 are disposed on a lower end surface of the supporting plate 14, positioning holes 16 are disposed on an upper end surface of the operating platform 1 corresponding to the plurality of positioning rods 15, the plurality of supporting plates 14 are disposed at different heights, and a proper supporting plate 14 is selected as needed to correspondingly insert the positioning rods 15 of the supporting plate 14 into the positioning holes 16.

Referring to fig. 2 and 3, in the present embodiment, a first mounting hole 17 is formed in the upper end of the inner wall of the mounting grooves 12 in an upward extending manner, a second mounting hole 18 is formed in each of the mounting plates 13 corresponding to the first mounting hole 17, the first mounting hole 17 and the second mounting hole 18 are connected by a bolt, and the bolt passes through the first mounting hole 17 and the second mounting hole 18 to be screwed and fixed.

Referring to fig. 1 and fig. 2, in this embodiment, two fixing rods 10 are provided with fixing rings 19 at sides away from each other, a spring 20 is connected between the fixing rings 19 and the fixing plate 9, the spring 20 drives the fixing rods 10 to retract, and the clamping seats 11 on the fixing rods 10 realize primary clamping of the components.

Referring to fig. 1 and fig. 3, in this embodiment, a plurality of groups of the clamping seats 11 are correspondingly arranged, the groups of the clamping seats 11 are arranged differently, anti-skid rubber pads 21 are arranged on the sides, close to each other, of the clamping seats 11, the clamping seats 11 on the fixing rod 10 are used for preliminarily clamping the component, and the limiting rod 8 on the limiting plate 7 and the clamping seats 11 are close to each other, so as to clamp the component.

Example two:

in conclusion, when using, at first according to treating the device of punching press and selecting suitable holder 11, correspond the mounting panel 13 of holder 11 and insert in the mounting groove 12 of gag lever post 8 and dead lever 10, the bolt passes first mounting hole 17 and the tightening of second mounting hole 18 is fixed, accomplish the installation of centre gripping subassembly after, select suitable backup pad 14 as required, correspond the locating lever 15 of backup pad 14 and insert in the locating hole 16, realize the location installation of backup pad 14, after the location installation, through gag lever post 8, the holder 11 on the dead lever 10 carries out preliminary centre gripping and closely centre gripping to the part.

Example three:

in conclusion, when using, after the device installation, the pulling has solid fixed ring 19's dead lever 10, and then pulling spring 20, dead lever 10 drives holder 11 and moves to the outside, will treat the spare part of punching press and install in backup pad 14 top, loosen solid fixed ring 19, spring 20 drives dead lever 10 and contracts back, holder 11 on the dead lever 10 realizes preliminary centre gripping to the spare part, start rotating electrical machines 6's power, rotating electrical machines 6's motor shaft drives second pivot 4 and rotates, second pivot 4 and first pivot 3 pass through shaft coupling 5 and drive, relative adjustment tank 2 rotates, and then with limiting plate 7 screw-thread fit, limiting plate 7 relative adjustment tank 2 slides, and then drive gag lever post 8 and holder 11 on the limiting plate 7 and be close to each other, realize the centre gripping to the spare part.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A workpiece clamping and positioning device for a punch press comprises an operating table (1) and is characterized in that an adjusting groove (2) is formed in the upper end face of the operating table (1), the left side and the right side of the inner wall of the adjusting groove (2) are respectively provided with a first rotating shaft (3) and a second rotating shaft (4) in a rotating mode, a coupler (5) is connected and arranged between the first rotating shaft (3) and the second rotating shaft (4), the second rotating shaft (4) extends outwards to penetrate through the adjusting groove (2), the right side of the second rotating shaft (4) is provided with a rotating motor (6) in a connecting mode, the rotating motor (6) is connected with an external power supply, limiting plates (7) are respectively arranged on the left side and the right side inside the adjusting groove (2) in a sliding mode, the two limiting plates (7) are respectively in threaded connection with the first rotating shaft (3) and the second rotating shaft (4), and limiting rods (8) are respectively arranged on one side of the opposite face of the limiting plates (7), operation panel (1) up end front and back both sides all are provided with fixed plate (9), two all run through on fixed plate (9) and be provided with dead lever (10), two gag lever post (8) and dead lever (10) are close to one side each other and all are provided with grip slipper (11), two gag lever post (8) and dead lever (10) are close to one side each other and all have seted up mounting groove (12), correspond on grip slipper (11) mounting groove (12) are provided with mounting panel (13).

2. The workpiece clamping and positioning device for the punch press as claimed in claim 1, wherein: the upper end of the operating platform (1) is provided with a supporting plate (14), the lower end face of the supporting plate (14) is provided with a plurality of positioning rods (15), and the upper end face of the operating platform (1) is provided with positioning holes (16) corresponding to the positioning rods (15).

3. The workpiece clamping and positioning device for the punch press as claimed in claim 2, wherein: the supporting plates (14) are arranged in a plurality, and the supporting plates (14) are arranged in different heights.

4. The workpiece clamping and positioning device for the punch press as claimed in claim 1, wherein: it is a plurality of mounting groove (12) inner wall upper end upwards extends and has seted up first mounting hole (17), and is a plurality of all correspond on mounting panel (13) second mounting hole (18) have been seted up in first mounting hole (17), first mounting hole (17) and second mounting hole (18) pass through bolted connection.

5. The workpiece clamping and positioning device for the punch press as claimed in claim 1, wherein: two one side of keeping away from each other dead lever (10) all is provided with solid fixed ring (19), it is provided with spring (20) to connect between solid fixed ring (19) and fixed plate (9).

6. The workpiece clamping and positioning device for the punch press as claimed in claim 1, wherein: a plurality of groups of the clamping seats (11) are correspondingly arranged, and the groups of the clamping seats (11) are arranged differently.

7. The workpiece clamping and positioning device for the punching machine as claimed in claim 6, wherein: and anti-skid rubber pads (21) are arranged on one sides, close to each other, of the clamping seats (11).