CN216911702U

CN216911702U - Stamping hydraulic machine for sheet stretching

Info

Publication number: CN216911702U
Application number: CN202123056398.5U
Authority: CN
Inventors: 赵伟; 杨文东; 杨怀民
Original assignee: Tianjin Yuyang Machinery Manufacturing Co ltd
Current assignee: Tianjin Yuyang Machinery Manufacturing Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-08
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a stamping hydraulic press for stretching a thin plate, which comprises a hydraulic press frame, wherein the hydraulic press frame comprises a workbench, stand columns fixed at four corners of the workbench, an upper cross beam fixedly connected with the workbench through the stand columns, a guide rail, a sliding block, a movable workbench, a main cylinder, a side main cylinder, an ejection cylinder, a side ejection cylinder, a safety bolt and a lifting pressing cylinder, wherein T-shaped grooves for fixing a die are formed in opposite surfaces of the sliding block and the movable workbench, and S-shaped cooling pipes are arranged in the sliding block and the movable workbench. The stamping hydraulic machine comprises a hydraulic machine frame, wherein the hydraulic machine frame is composed of a workbench, a stand column and an upper cross beam, so that the integral stability of the hydraulic machine is improved, and the vibration of the hydraulic machine is reduced.

Description

Stamping hydraulic machine for sheet stretching

Technical Field

The utility model relates to a stamping hydraulic press for stretching a thin plate, belonging to the technical field of stamping hydraulic presses.

Background

The hydraulic press for stamping is a large-scale equipment which can be used for the processes of pressing, drawing forming, bending, flanging and the like of metal plates, can be applied to the processes of drawing, bending, flanging, blanking and the like of thin plates, can also be used for the processes of correcting, press-fitting, grinding wheel forming, cold extrusion metal part forming, and the press-forming of plastic products and powder products, is suitable for the production requirements of cold and hot forming, punching and trimming and the like of automobile plates, has an independent power mechanism and an independent electrical system, and can be controlled by adopting a centralized control mode. However, the existing hydraulic press has the defects of single oil cylinder, low efficiency, high energy consumption, poor stability and difficult operation, and if a heated sheet is punched in the working process, the heat is not easy to dissipate, so the defects are improved.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the utility model aims to provide a stamping hydraulic machine for stretching a thin plate, so as to solve the problems in the background technology.

In order to achieve the above object, the present invention is achieved by the following technical solutions, including:

the utility model provides a punching press hydraulic press for sheet metal is tensile, including the hydraulic press frame, the hydraulic press frame includes the workstation, fix the stand in workstation four corners department, through stand and workstation fixed connection' S entablature, still include the guide rail, the slider, the moving table, the master cylinder, the side master cylinder, the liftout jar, the side liftout jar, the safety cock, lift and compress tightly the jar, the slider is seted up the T type groove that is used for fixed mould with the moving table on the surface in opposite directions, all be equipped with the cooling tube of S type in slider and the moving table.

Preferably, the guide rail is fixed on the upright post, and the sliding block is connected to the guide rail in a sliding manner.

Preferably, the main cylinder is a plunger cylinder and is fixed at the center of the upper cross beam, and the lower end face of the plunger of the main cylinder is fixedly connected with the sliding block.

Preferably, the side main cylinder is a piston cylinder, is fixed on the upper cross beam and is symmetrically arranged on the main cylinder, and the lower end face of the piston of the side main cylinder is fixedly connected with the sliding block.

Preferably, the ejection cylinder is fixed at the center of the workbench, and the lower end surface of the ejection cylinder is fixedly connected with the movable workbench.

Preferably, the side ejection cylinders are fixed on the workbench and symmetrically arranged on the ejection cylinders, and the lower end faces of the side ejection cylinders are fixedly connected with the movable workbench.

Preferably, the safety bolt is fixed on one side of the upright post facing the sliding block.

Preferably, the movable workbench is arranged on the workbench through a lifting and pressing cylinder, and two ends of the lifting and pressing cylinder are respectively connected with the workbench and the movable workbench.

The utility model has the beneficial effects that:

(1) the utility model relates to a hydraulic stamping press for stretching a thin plate, which comprises a hydraulic press frame, wherein the hydraulic press frame consists of a workbench, a stand column and an upper cross beam, so that the overall stability of the hydraulic press is improved, and the vibration of the hydraulic press is reduced.

(2) The utility model relates to a hydraulic stamping press for stretching a thin plate, which comprises a main cylinder, a side main cylinder, an ejection cylinder and a side ejection cylinder, so that the heating of a single hydraulic cylinder is reduced in the working and returning processes, the service life of the hydraulic stamping press is indirectly prolonged, a sliding block can be ensured to move stably along a guide rail, and the stability and the safety of the hydraulic stamping press are improved.

(3) The utility model relates to a hydraulic stamping press for sheet stretching, which comprises a cooling pipe, wherein the cooling pipe is used for isolating the heat of a sheet from being transferred to a sliding block and a movable workbench through an upper die and a lower die and preventing the heat of the sheet from influencing the service life of the hydraulic stamping press.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a hydraulic punching machine according to the present invention.

In the figure: the device comprises a workbench, 2 columns, 3 upper cross beams, 4 guide rails, 5 sliding blocks, 6 moving workbench, 7 main cylinders, 8 side main cylinders, 9 ejection cylinders, 10 side ejection cylinders, 11 safety bolts, 12 lifting compaction cylinders, 13T-shaped grooves, 14 cooling pipes and 15 industrial personal computers.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Example 1

As shown in fig. 1, a stamping hydraulic press for sheet stretching comprises a hydraulic press frame, the hydraulic press frame comprises a workbench 1, upright posts 2 fixed at four corners of the workbench 1, and an upper cross beam 3 fixedly connected with the workbench 1 through the upright posts 2, and further comprises a guide rail 4, a slider 5, a movable workbench 6, a main cylinder 7, a side main cylinder 8, an ejection cylinder 9, a side ejection cylinder 10, a safety bolt 11, and a lifting and pressing cylinder 12, wherein T-shaped grooves 13 for fixing a mold are formed in opposite surfaces of the slider 5 and the movable workbench 6, S-shaped cooling pipes 14 are respectively arranged in the slider 5 and the movable workbench 6, the cooling pipes 14 are filled with a refrigerant, and the temperature of the sheet isolated by the refrigerant to the maximum extent in the cooling pipes 14 is transmitted to the stamping hydraulic press through an upper die and a lower die, so that the heating condition of the sheet is reduced, and the stamping hydraulic press is prevented from being influenced by high temperature.

The guide rail 4 is fixed on the upright post 2, and the sliding block 5 is connected on the guide rail 4 in a sliding way.

The main cylinder 7 is a plunger cylinder and is fixed at the center of the upper cross beam 3, and the lower end surface of a plunger of the main cylinder 7 is fixedly connected with the slide block 5; the side main cylinder 8 is a piston cylinder, is fixed on the upper cross beam 3 and is symmetrically arranged on the main cylinder 7, and the lower end surface of the piston of the side main cylinder 8 is fixedly connected with the slide block 5.

The ejection cylinder 9 is fixed at the center of the workbench 1, and the lower end surface of the ejection cylinder 9 is fixedly connected with the movable workbench 6; the side ejection cylinders 10 are fixed on the workbench 1 and symmetrically arranged on the ejection cylinders 9, and the lower end surfaces of the side ejection cylinders 10 are fixedly connected with the movable workbench 6.

The safety bolt 11 is fixed on one side of the upright post 2 facing the sliding block 5, and locks the sliding block 5 to prevent the sliding block 5 from suddenly sliding downwards when the sliding block 5 returns to the top.

The movable workbench 6 is arranged on the workbench 1 by lifting the pressing cylinder 12, and two ends of the lifting pressing cylinder 12 are respectively connected with the workbench 1 and the movable workbench 6.

An industrial personal computer 15 is fixed beside the stamping hydraulic machine, and the industrial personal computer 15 is electrically connected with the stamping hydraulic machine to control the stamping hydraulic machine.

In conclusion, the working principle and the operation process of the utility model are as follows: when a thin plate needs to be punched, the sliding block 5 returns to the top end, corresponding dies are fixed in the sliding block 5 and the T-shaped groove 13 of the movable workbench 6, specifically, an upper die is fixed in the T-shaped groove 13 of the sliding block 5, a lower die is fixed in the T-shaped groove 13 of the movable workbench 6, the thin plate is placed on the movable workbench 6, the safety bolt 11 is retracted, the main cylinder 7 and the side main cylinder 8 are started, the main cylinder 7 and the side main cylinder 8 drive the sliding block 5 to move downwards, the upper die and the lower die are pressed on the thin plate to punch the thin plate, the ejection cylinder 9 and the side ejection cylinder 10 are started after punching is completed, the sliding block 5 is lifted, and punching of the thin plate is completed.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A punching hydraulic press for sheet drawing, comprising a hydraulic press frame, characterized in that: the hydraulic press frame comprises a workbench (1), a stand column (2) fixed at the four corners of the workbench (1), an upper cross beam (3) fixedly connected with the workbench (1) through the stand column (2), and further comprises a guide rail (4), a sliding block (5), a movable workbench (6), a main cylinder (7), a side main cylinder (8), an ejection cylinder (9), a side ejection cylinder (10), a safety bolt (11) and a lifting and pressing cylinder (12), wherein a T-shaped groove (13) for fixing a die is formed in the opposite surfaces of the sliding block (5) and the movable workbench (6), and cooling pipes (14) of S-shaped are arranged in the sliding block (5) and the movable workbench (6).

2. A hydraulic press for stamping for drawing sheet material as claimed in claim 1, wherein: the guide rail (4) is fixed on the upright post (2), and the sliding block (5) is connected to the guide rail (4) in a sliding manner.

3. A hydraulic press for stamping for drawing sheets as claimed in claim 2, wherein: the main cylinder (7) is a plunger cylinder and is fixed at the center of the upper cross beam (3), and the lower end face of a plunger of the main cylinder (7) is fixedly connected with the sliding block (5).

4. A hydraulic press for stamping for drawing sheets as claimed in claim 3, wherein: the side main cylinder (8) is a piston cylinder, is fixed on the upper cross beam (3) and symmetrically arranged on the main cylinder (7), and the lower end face of the piston of the side main cylinder (8) is fixedly connected with the sliding block (5).

5. A hydraulic press for stamping for drawing thin sheets as claimed in claim 4, wherein: the ejection cylinder (9) is fixed at the center of the workbench (1), and the lower end face of the ejection cylinder (9) is fixedly connected with the movable workbench (6).

6. A hydraulic press for drawing sheet metal according to claim 5 characterised in that: the side ejection cylinders (10) are fixed on the workbench (1) and symmetrically arranged on the ejection cylinders (9), and the lower end faces of the side ejection cylinders (10) are fixedly connected with the movable workbench (6).

7. A hydraulic press for stamping for drawing thin sheets as claimed in claim 6, wherein: the safety bolt (11) is fixed on one side of the upright post (2) facing the sliding block (5).

8. A hydraulic press for stamping for drawing sheet material as claimed in claim 7 wherein: the movable workbench (6) is arranged on the workbench (1) through a lifting and pressing cylinder (12), and two ends of the lifting and pressing cylinder (12) are respectively connected with the workbench (1) and the movable workbench (6).