CN218903241U

CN218903241U - Punch press with positioning mechanism

Info

Publication number: CN218903241U
Application number: CN202223222774.8U
Authority: CN
Inventors: 闫彦领
Original assignee: Jize Huafei Sling Manufacturing Co ltd
Current assignee: Jize Huafei Sling Manufacturing Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-25
Anticipated expiration: 2032-12-01

Abstract

The utility model relates to the technical field of punching machines, and provides a punching machine with a positioning mechanism, which comprises: workstation and fixed connection are in backplate of workstation rear end, have fixed frame at backplate and mount table joint, are provided with first locating component in the inboard of fixed frame, are provided with second locating component between mount table and workstation, start electric hydraulic press and control the regulation to first locating component, under the effect of first locating component, the corresponding staggering can take place for the height of two second locating components, can compress tightly the work piece of side difference in height about to through second locating component, have fine practicality. Under the effect of second locating component, utilize the ability of the regulation of second locating component self, can compress tightly the work piece of front and back side difference in height, easy operation, convenient to use, adaptability is strong, treats punching press work piece and carries out spacing constraint that can be fine, has very high use value.

Description

Punch press with positioning mechanism

Technical Field

The utility model relates to the technical field of punching machines, in particular to a punching machine with a positioning mechanism.

Background

The punch press is a stamping press. In national production, the stamping process has the advantages of saving materials and energy sources, being high in efficiency, not high in technical requirements for operators and being capable of making products which cannot be achieved by mechanical processing through various die applications compared with the traditional mechanical processing, so that the stamping process is increasingly widely used. The stamping production is mainly aimed at the plate material. Through the mould, blanking, punching, forming, deep drawing, trimming, fine blanking, shaping, riveting, extrusion and the like can be performed, and the die is widely applied to various fields.

For convenient quick punching press, current punch press can all be provided with open type processing platform on the workstation of lathe bed generally, and the operator adds the work piece through the mode of manual work getting put, in order to improve the efficiency of placing the work piece, and the hole of placing on the processing platform is often designed to be slightly greater than the work piece diameter, although convenient operator's taking, the shortcoming that nevertheless exists also is obvious, and it lacks the locate function and causes the machining precision to reduce easily, leads to the rejection rate to promote.

For example, patent document CN212097107U, entitled punching positioning mechanism of punching machine, includes: stamping die, stamping die sets up on the base of punch press, and the stopper interval sets up on the base of punch press, and the stopper is around forming the mould installation district, and the inside stamping die that is provided with of mould installation district. The stopper includes: the movable limiting block is arranged on the base of the punch press through a bolt; the fixed limiting block is fixed on the base of the punch press, and the fixed limiting block and the movable limiting block are respectively positioned on two opposite side surfaces of the stamping die and are pressed through the pressing bolt.

However, the existing positioning mechanism can generally limit the regular die workpiece, and for the die workpiece with an irregular shape, the existing positioning mode is usually fixed by adopting a plurality of bolts and pressing blocks in a matched manner, so that the operation is relatively troublesome and inconvenient, inconvenience is brought to the assembly and disassembly of the die workpiece, and the working efficiency is greatly reduced.

In view of this, it is possible to provide a device for controlling the flow of liquid. The utility model provides a punch press with a positioning mechanism.

Disclosure of Invention

The utility model provides a punch press with a positioning mechanism, which solves the problems that the existing positioning mechanism in the related art cannot simply and rapidly position a die workpiece with an irregular shape and greatly reduces the working efficiency.

The technical scheme of the utility model is as follows: a punch press with a positioning mechanism, comprising: workstation and fixed connection in the backplate of workstation rear end, the front end fixedly connected with mount table of backplate, the inside fixed mounting of mount table has the stamping press, backplate and mount table joint have fixed frame, the inboard of fixed frame is provided with first locating component, the upper end fixed mounting of fixed frame has the electric hydraulic press that controls first locating component, be provided with second locating component between mount table and the workstation, be connected with the guide bar between second locating component and the first locating component, the guide bar slip cap is located inside the mount table.

Preferably, the first positioning component comprises two right angle frames, racks are fixed on opposite inner walls of the right angle frames, a transmission gear is clamped between the racks in a meshed mode, a connecting piece is connected to the lower end of a hydraulic rod on the electric hydraulic device, and the transmission gear is connected to the inner side of the connecting piece in a rotating mode.

Preferably, the first positioning assembly further comprises two fixing plates fixedly connected to the side walls of the fixing frame, limiting sliding grooves are formed in the opposite inner walls of the two fixing plates, vertical rods of the right-angle frame are slidably sleeved in the limiting sliding grooves, and a cross rod of the right-angle frame is fixedly connected with the upper ends of the guide rods.

Preferably, the cross sections of the right-angle frame and the limiting chute are T-shaped.

Preferably, the second positioning assembly comprises a movable frame fixedly connected with the lower end of the guide rod, a transverse groove is formed in the movable frame, two vertical grooves are formed in the movable frame at the lower side of the transverse groove, the vertical grooves are communicated with the transverse grooves, and fixing columns are fixedly connected in the transverse grooves and the vertical grooves.

Preferably, two the inside of vertical groove is all overlapped and is equipped with vertical movable plate, the inside slip cap of horizontal groove is equipped with the lateral shifting board, the guide way that supplies the fixed column to carry out gliding is all offered to the inside of lateral shifting board and vertical movable plate, guide way both ends all pass through reset spring and fixed column fixed connection.

Preferably, the lower end fixedly connected with of vertical groove presses the head, lateral shifting board and vertical shifting board junction are the inclined plane.

Preferably, the lower ends of the left side and the right side of the workbench are fixedly connected with supporting plates for supporting the workbench.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the utility model, the back plate and the mounting table are fixedly connected with a fixed frame together, the inner side of the fixed frame is provided with a first positioning component, the upper end of the fixed frame is fixedly provided with an electric hydraulic device for controlling the first positioning component, a second positioning component is arranged between the mounting table and the workbench, a guide rod is connected between the second positioning component and the first positioning component, the electric hydraulic device is started to control and regulate the first positioning component, the heights of the two second positioning components can be correspondingly staggered under the action of the first positioning component, and workpieces with different heights on the left side and the right side can be compressed through the second positioning component, so that the electric hydraulic device has good practical performance;

2. according to the utility model, under the action of the second positioning component, workpieces with different heights at the front side and the rear side can be compressed by utilizing the self-adjusting capacity of the second positioning component, so that the device is simple to operate, convenient to use, high in adaptability, capable of well limiting and restraining the workpiece to be punched, and high in use value.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

Fig. 1 is a schematic diagram of a three-dimensional structure of a punch with a positioning mechanism according to the present utility model;

FIG. 2 is a schematic diagram of a first positioning assembly according to the present utility model;

FIG. 3 is a schematic view of a second positioning assembly according to the present utility model;

FIG. 4 is a schematic view illustrating the internal structure of a movable frame according to the present utility model;

in the figure: 1. an electro-hydraulic machine; 2. a first positioning assembly; 201. a fixing plate; 202. a right angle frame; 203. a rack; 204. a transmission gear; 205. a connecting piece; 206. limiting sliding grooves; 3. a punch; 4. a mounting table; 5. a guide rod; 6. a second positioning assembly; 601. a lateral moving plate; 602. fixing the column; 603. a movable frame; 604. a transverse slot; 605. a vertical groove; 606. pressing head; 607. a vertical moving plate; 608. a return spring; 609. a guide groove; 7. a fixed frame; 8. a back plate; 9. a work table; 10. and a support plate.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a punch press with a positioning mechanism includes: the workbench 9 and the backboard 8 fixedly connected to the rear end of the workbench 9, the front end of the backboard 8 is fixedly connected with the mounting table 4, and the lower ends of the left side and the right side of the workbench 9 are fixedly connected with the supporting plates 10 for supporting the workbench 9. The inside of the mounting table 4 is fixedly provided with a punch 3 for punching a workpiece placed on the table 9. The backplate 8 and mount table 4 joint fixedly connected with fixed frame 7 jointly, the inboard of fixed frame 7 is provided with first locating component 2, and the upper end fixed mounting of fixed frame 7 has the electrohydraulic actuator 1 that controls first locating component 2, is provided with second locating component 6 between mount table 4 and the workstation 9, is connected with guide bar 5 between second locating component 6 and the first locating component 2, and guide bar 5 slip cap locates inside the mount table 4.

The first positioning component 2 comprises two right angle frames 202, racks 203 are fixed on the opposite inner walls of the two right angle frames 202, a transmission gear 204 is clamped between the two racks 203 in a meshed manner, a connecting piece 205 is fixedly connected to the lower end of a hydraulic rod on the electro-hydraulic device 1, and the transmission gear 204 is rotatably connected to the inner side of the connecting piece 205. The first positioning component 2 further comprises two fixing plates 201 fixedly connected to the side walls of the fixing frame 7, limiting sliding grooves 206 are formed in the opposite inner walls of the two fixing plates 201, vertical rods of the right-angle frames 202 are slidably sleeved in the limiting sliding grooves 206, transverse rods of the right-angle frames 202 are fixedly connected with the upper ends of the guide rods 5, the cross sections of the right-angle frames 202 and the limiting sliding grooves 206 are T-shaped, the right-angle frames 202 can stably slide up and down in the fixing plates 201, when the electro-hydraulic machine 1 is started, the electro-hydraulic machine 1 stretches out and draws back through control hydraulic rods, the height of the connecting piece 205 is adjusted up and down, when the connecting piece 205 moves up and down, the transmission gear 204 can be driven to move up and down through racks 203, the two right-angle frames 202 move up and down, the positions of the second positioning components 6 are adjusted through guide rods 5, and the left side and right side of a workpiece to be punched can be compressed. When the workpiece to be punched is a workpiece with different heights on the left side and the right side, the two right angle frames 202 are dislocated in the up-down direction under the combined action of the transmission gear 204 and the rack 203 so as to compress the left side and the right side of the workpiece, and if the workpiece to be punched is high on the left side and low on the right side, the right angle frame 202 on the left side slightly moves upwards, and correspondingly, the right angle frame 202 on the right side slightly moves downwards so as to compress the workpiece.

Referring to fig. 3 and 4, the second positioning assembly 6 includes a movable frame 603 fixedly connected to the lower end of the guide rod 5, a transverse slot 604 is formed inside the movable frame 603, two vertical slots 605 are formed inside the movable frame 603 below the transverse slot 604, the vertical slots 605 are communicated with the transverse slot 604, and fixing columns 602 are fixedly connected to the inner parts of the transverse slot 604 and the vertical slots 605. The inside of two vertical grooves 605 is all overlapped and is equipped with vertical movable plate 607, and the inside slip cap of horizontal groove 604 is equipped with horizontal movable plate 601, and horizontal movable plate 601 and vertical movable plate 607's inside has all been seted up and has been supplied fixed column 602 to carry out gliding guide way 609, and guide way 609 both ends all pass through reset spring 608 and fixed column 602 fixed connection. The lower extreme fixedly connected with of vertical groove 605 presses head 606, and the department of meeting of lateral shifting board 601 and vertical shifting board 607 is the inclined plane for can take place each other the dislocation when receiving the extrusion between lateral shifting board 601 and the vertical shifting board 607. By moving the second positioning assembly 6 downwards, the left side and the right side of the workpiece to be punched are compressed, when the workpiece to be punched is the upper end face of the regular shape and is flush, the heights of the four pressing heads 606 are equal, and when the workpiece to be punched is of the irregular shape and the heights of the front side and the rear side are different, the vertical moving plate 607 positioned on the front side and the rear side is staggered in the vertical direction, so that the front side and the rear side of the workpiece are compressed. Specifically, if the workpiece is high in front and low in back, the vertical moving plate 607 on the front side will move up, the vertical moving plate 607 on the rear side will move down correspondingly, in this process, the vertical moving plate 607 on the front side moves up to retreat the lateral moving plate 601, and the lateral moving plate 601 moving backward pushes down the vertical moving plate 607 on the rear side, so that the workpiece with different heights on the front side and the rear side can be pressed.

The working principle and the using flow of the utility model are as follows: during operation, to wait to punch workpiece and place in workstation 9 upper end, start electric hydraulic press 1, electric hydraulic press 1 is through controlling the flexible of hydraulic stem, adjust about the connecting piece 205 height, when connecting piece 205 reciprocates, can drive gear 204 and reciprocate, drive gear 204 drives two right angle frames 202 through rack 203 and reciprocates, right angle frame 202 adjusts second locating component 6 position through guide bar 5, when the location, through moving two second locating component 6 downwards, can wait to punch workpiece left and right sides and compress tightly. When the workpiece to be punched is a workpiece with different heights on the left side and the right side, the two right angle frames 202 can be dislocated in the up-down direction under the combined action of the transmission gear 204 and the rack 203 so as to compress the left side and the right side of the workpiece, and if the workpiece to be punched is high on the left side and low on the right side, the right angle frame 202 on the left side slightly moves upwards (i.e. the second positioning assembly 6 on the left side moves upwards), and correspondingly, the right angle frame 202 on the right side slightly moves downwards (i.e. the second positioning assembly 6 on the right side moves upwards) so as to compress the workpiece. When the workpiece to be punched is irregularly shaped and the heights of the front side and the rear side are different, the vertical moving plate 607 positioned on the front side and the rear side is staggered in the vertical direction, so that the front side and the rear side of the workpiece are compressed. Specifically, if the workpiece is high in front and low in back, the vertical moving plate 607 on the front side will move up, the vertical moving plate 607 on the rear side will move down correspondingly, in this process, the vertical moving plate 607 on the front side moves up to retreat the lateral moving plate 601, and the lateral moving plate 601 moving backward pushes down the vertical moving plate 607 on the rear side, so that the workpiece with different heights on the front side and the rear side can be pressed. After the punching operation is completed, the vertical movement plate 607 and the horizontal movement plate 601 move to return under the action of the return spring 608.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A punch press with a positioning mechanism, comprising: workstation (9) and backplate (8) of fixed connection in workstation (9) rear end, the front end fixedly connected with mount pad (4) of backplate (8), the inside fixed mounting of mount pad (4) has stamping press (3), a serial communication port, backplate (8) and mount pad (4) fixedly connect together and have fixed frame (7), the inboard of fixed frame (7) is provided with first location subassembly (2), the upper end fixed mounting of fixed frame (7) has electric hydraulic press (1) that control first location subassembly (2), be provided with second locating component (6) between mount pad (4) and workstation (9), be connected with guide bar (5) between second locating component (6) and first location subassembly (2), guide bar (5) sliding sleeve locates inside mount pad (4).

2. The punching machine with the positioning mechanism according to claim 1, characterized in that the first positioning assembly (2) comprises two right angle frames (202), racks (203) are fixed on opposite inner walls of the two right angle frames (202), a transmission gear (204) is meshed and clamped between the two racks (203), a connecting piece (205) is fixedly connected to the lower end of a hydraulic rod on the electro-hydraulic device (1), and the transmission gear (204) is rotatably connected to the inner side of the connecting piece (205).

3. The punching machine with the positioning mechanism according to claim 2, wherein the first positioning assembly (2) further comprises two fixing plates (201) fixedly connected to the side walls of the fixing frame (7), limiting sliding grooves (206) are formed in opposite inner walls of the two fixing plates (201), vertical rods of the right-angle frames (202) are slidably sleeved in the limiting sliding grooves (206), and transverse rods of the right-angle frames (202) are fixedly connected with upper ends of the guide rods (5).

4. A punch press with a positioning mechanism according to claim 3, characterized in that the cross-sectional shape of the right angle frame (202) and the limit chute (206) is T-shaped.

5. The punching machine with the positioning mechanism according to claim 1, characterized in that the second positioning component (6) comprises a movable frame (603) fixedly connected with the lower end of the guide rod (5), a transverse groove (604) is formed in the movable frame (603), two vertical grooves (605) are formed in the movable frame (603) at the lower side of the transverse groove (604), the vertical grooves (605) are communicated with the transverse groove (604), and fixed columns (602) are fixedly connected in the transverse groove (604) and the vertical groove (605).

6. The punching machine with the positioning mechanism according to claim 5, wherein the vertical moving plates (607) are arranged in the two vertical grooves (605) in a sliding manner, the transverse moving plates (601) are arranged in the transverse grooves (604) in a sliding manner, the guide grooves (609) for the fixed columns (602) to slide are arranged in the transverse moving plates (601) and the vertical moving plates (607), and two ends of the guide grooves (609) are fixedly connected with the fixed columns (602) through the return springs (608).

7. The punching machine with the positioning mechanism according to claim 6, wherein the lower end of the vertical groove (605) is fixedly connected with a pressing head (606), and the connection parts of the transverse moving plate (601) and the vertical moving plate (607) are inclined surfaces.

8. The punching machine with the positioning mechanism according to claim 1, wherein the lower ends of the left side and the right side of the workbench (9) are fixedly connected with a supporting plate (10) for supporting the workbench (9).