CN218983032U

CN218983032U - Hydraulic press with side pressure oil cylinder

Info

Publication number: CN218983032U
Application number: CN202223432056.3U
Authority: CN
Inventors: 周铭; 傅昭凯; 蔡向新
Original assignee: Loudi Zhonghou Machinery Manufacturing Co ltd
Current assignee: Loudi Zhonghou Machinery Manufacturing Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-09
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of upsetting of the head of a piston rod forging, in particular to a hydraulic press with a side pressure oil cylinder, which comprises a workbench and a main hydraulic cylinder, wherein the main hydraulic cylinder is vertically arranged on the workbench through a mounting mechanism, the output end of the main hydraulic cylinder is downwards arranged, and a positioning mechanism for horizontally fixing a piston rod bar is arranged between the output end of the main hydraulic cylinder and the workbench; the top of the workbench is fixedly provided with a lateral hydraulic cylinder on one side of the positioning mechanism, and the output end of the lateral hydraulic cylinder is close to the positioning mechanism. According to the utility model, the head upsetting of the piston rod bar is changed from conventional vertical forging to horizontal forging, and the head of the piston rod bar is upsetted through the output end of the lateral hydraulic cylinder, so that the forging action is completed, the limit of the conventional hydraulic machine on the length of the piston rod bar is avoided, the practicability is higher, and the application range is wider.

Description

Hydraulic press with side pressure oil cylinder

Technical Field

The utility model relates to the technical field of upsetting of the head of a piston rod forging, in particular to a hydraulic press with a side pressure oil cylinder.

Background

Upsetting is a forging process that reduces the height of a billet while increasing the cross-section, the upsetting action including obtaining a forging with a larger cross-section and a smaller height from a billet with a smaller cross-section; the cross section of the blank is enlarged and the end face is flattened before punching; the forging ratio in the next drawing is improved; the transverse mechanical property of the forging is improved, and the anisotropy is reduced; repeated upsetting and drawing to break up carbide in the alloy tool steel and to make it distributed homogeneously.

At present, a conventional hydraulic machine only has one main hydraulic cylinder, only vertical forging can be adopted when upsetting is carried out on the head of a piston rod bar, the die structure is complex, the labor intensity of workers in the forging process is high, the total length of the piston rod bar is limited, the length of the piston rod bar cannot be larger than the maximum distance between the output end of the main hydraulic cylinder and the top of a workbench, and too long piston rod bar cannot be subjected to forging operation on the conventional hydraulic machine.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide a hydraulic machine with a side pressure oil cylinder, wherein the upsetting of the head part of a piston rod is changed from conventional vertical forging to horizontal forging, so as to solve the problems in the prior art.

(II) technical scheme

In order to achieve the above object, the present utility model provides the following technical solutions: the hydraulic machine with the side pressure oil cylinder comprises a workbench and a main hydraulic cylinder, wherein the main hydraulic cylinder is vertically arranged on the workbench through a mounting mechanism, the output end of the main hydraulic cylinder is downward, and a positioning mechanism for horizontally fixing a piston rod bar is arranged between the output end of the main hydraulic cylinder and the workbench;

the top of the workbench is fixedly provided with a lateral hydraulic cylinder on one side of the positioning mechanism, and the output end of the lateral hydraulic cylinder is close to the positioning mechanism.

Optionally, the positioning mechanism includes cover half and movable mould, cover half and movable mould are fixed connection respectively on the top of workstation and the output of master cylinder, just all be provided with fixed recess on the top of cover half and the bottom of movable mould.

Optionally, the mounting mechanism includes two fixing frames fixedly connected with the top of the workbench, and the main hydraulic cylinder is fixedly mounted between the two fixing frames.

Optionally, the movable mould is connected between the two fixing frames in an up-down sliding way through a sliding mechanism.

Optionally, the sliding mechanism includes four vertical linear slide rails, and four every two vertical linear slide rails are a set of, two sets of vertical linear slide rails respectively fixed mounting is on one side that two mounts are close to each other, and four sliding block on the vertical linear slide rail all with movable mould fixed connection.

(III) beneficial effects

Compared with the prior art, the utility model provides a hydraulic machine with a side pressure oil cylinder, which has the following beneficial effects:

1. according to the utility model, the positioning mechanism for horizontally fixing the piston rod bar is arranged between the main hydraulic cylinder and the top of the workbench, and the lateral hydraulic cylinder is arranged on one side of the positioning mechanism, so that the head upsetting of the piston rod bar is changed from conventional vertical forging to horizontal forging, and the head of the piston rod bar is upset through the output end of the lateral hydraulic cylinder, so that the forging action is completed, the limit of the conventional hydraulic machine on the length of the piston rod bar is avoided, the practicability is higher, and the application range is wider;

2. according to the utility model, the positioning mechanism for horizontally fixing the piston rod bar is arranged between the output end of the main hydraulic cylinder and the top of the workbench, and the main hydraulic cylinder drives the movable die to press downwards to be matched with the fixed die so as to fix the piston rod bar in the fixed groove, thus the labor intensity of manually fixing the piston rod bar is reduced;

3. according to the utility model, the vertical linear sliding rail is arranged on one side of the two fixing frames, which is close to each other, and then the sliding block of the vertical linear sliding rail is fixedly connected with the movable mould, so that the stability of the movable mould in lifting movement under the drive of the main hydraulic cylinder is greatly improved.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a front view of the structure of the present utility model;

FIG. 3 is a cross-sectional view of the front face of the structure of the present utility model;

fig. 4 is a top view of the structure of the present utility model.

In the figure: 1. a work table; 2. a master hydraulic cylinder; 3. a mounting mechanism; 301. a fixing frame; 4. a positioning mechanism; 401. a fixed mold; 402. a movable mold; 403. a fixing groove; 5. a lateral hydraulic cylinder; 6. a sliding mechanism; 601. a vertical linear slide rail; 7. and (5) a rod bar stock of the piston rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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. 1-4, the present utility model provides a technical solution: the hydraulic press with the side pressure oil cylinder comprises a workbench 1 and a main hydraulic cylinder 2, wherein the main hydraulic cylinder 2 is vertically arranged on the workbench 1 through a mounting mechanism 3, the output end of the main hydraulic cylinder 2 is downward arranged, the mounting mechanism 3 comprises two fixing frames 301 fixedly connected with the top of the workbench 1, the main hydraulic cylinder 2 is fixedly arranged between the two fixing frames 301, and a positioning mechanism 4 for horizontally fixing a piston rod bar 7 is arranged between the output end of the main hydraulic cylinder 2 and the workbench 1;

the positioning mechanism 4 comprises a fixed die 401 and a movable die 402, the fixed die 401 and the movable die 402 are respectively and fixedly connected to the top of the workbench 1 and the output end of the main hydraulic cylinder 2, the top of the fixed die 401 and the bottom of the movable die 402 are respectively provided with a fixed groove 403, the movable die 402 is driven to be pressed down by the main hydraulic cylinder 2 to be matched with the fixed die 401 so as to fix the piston rod bar 7 in the fixed groove 403, and the labor intensity of manually fixing the piston rod bar 7 is reduced;

the movable mould 402 is connected between the two fixing frames 301 in an up-down sliding way through the sliding mechanism 6, the sliding mechanism 6 comprises four vertical linear slide rails 601, each two of the four vertical linear slide rails 601 are a group, the two groups of the vertical linear slide rails 601 are respectively and fixedly arranged on one sides of the two fixing frames 301, which are close to each other, sliding blocks on the four vertical linear slide rails 601 are fixedly connected with the movable mould 402, and the stability of the movable mould 402 in lifting movement under the drive of the main hydraulic cylinder 2 is greatly improved by the vertical linear slide rails 601;

the top of workstation 1 and lie in one side of positioning mechanism 4 still fixed mounting have side direction pneumatic cylinder 5, just the output of side direction pneumatic cylinder 5 is close to positioning mechanism 4 and sets up, and is fixed piston rod bar 7 level through positioning mechanism 4, then upsets the head of piston rod bar 7 through the output of side direction pneumatic cylinder 5, accomplishes the forging action, avoids receiving the restriction of conventional hydraulic press to piston rod bar 7 length, and the practicality is higher, and accommodation is wider.

Working principle: when the forging die is used, firstly, the piston rod bar 7 is horizontally placed in the fixed groove 403 at the top of the fixed die 401, then the movable die 402 is controlled to be pressed down by the main hydraulic cylinder 2 to be matched with the fixed die 401, the piston rod bar 7 is fixed in the fixed groove 403, and finally, the head of the piston rod bar 7 is upset through the output end of the lateral hydraulic cylinder 5, so that forging is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a take hydraulic press of side pressure hydro-cylinder, includes workstation (1) and master cylinder (2), its characterized in that: the main hydraulic cylinder (2) is vertically arranged on the workbench (1) through the mounting mechanism (3), the output end of the main hydraulic cylinder (2) is downward, and a positioning mechanism (4) for horizontally fixing the piston rod bar (7) is arranged between the output end of the main hydraulic cylinder (2) and the workbench (1);

the top of the workbench (1) and one side of the positioning mechanism (4) are fixedly provided with a lateral hydraulic cylinder (5), and the output end of the lateral hydraulic cylinder (5) is close to the positioning mechanism (4).

2. The hydraulic machine with side pressure cylinder according to claim 1, wherein: the positioning mechanism (4) comprises a fixed die (401) and a movable die (402), wherein the fixed die (401) and the movable die (402) are respectively and fixedly connected to the top of the workbench (1) and the output end of the main hydraulic cylinder (2), and fixed grooves (403) are formed in the top of the fixed die (401) and the bottom of the movable die (402).

3. The hydraulic machine with side pressure cylinder according to claim 1, wherein: the mounting mechanism (3) comprises two fixing frames (301) fixedly connected with the top of the workbench (1), and the main hydraulic cylinder (2) is fixedly mounted between the two fixing frames (301).

4. The hydraulic machine with side pressure cylinder according to claim 2, wherein: the movable mould (402) is connected between the two fixing frames (301) in an up-and-down sliding way through a sliding mechanism (6).

5. The hydraulic machine with side pressure cylinder as claimed in claim 4, wherein: the sliding mechanism (6) comprises four vertical linear sliding rails (601), each two of the four vertical linear sliding rails (601) are in a group, the two groups of the vertical linear sliding rails (601) are respectively and fixedly installed on one sides of the two fixing frames (301) close to each other, and the four sliding blocks on the vertical linear sliding rails (601) are fixedly connected with the movable die (402).