CN214601398U

CN214601398U - Novel heavy-duty upper die clamping mechanism capable of rapidly replacing bending machine

Info

Publication number: CN214601398U
Application number: CN202023131754.0U
Authority: CN
Inventors: 王永利; 吕毓军; 王亚利; 赵小龙; 刘玉兵
Original assignee: Tianshui Metalforming Machine Tool Group Co Ltd
Current assignee: Tianshui Metalforming Machine Tool Group Co Ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2021-11-05
Anticipated expiration: 2031-08-20

Abstract

The utility model belongs to the technical field of bending machines, and particularly discloses a novel heavy upper die clamping mechanism capable of rapidly replacing a bending machine, which comprises a transition seat fixedly arranged below a slider and a T-shaped key arranged on a heavy upper die; a T-shaped groove matched with the T-shaped key is formed below the transition seat, guide wheels are arranged on two sides of the T-shaped groove, and a clamping oil cylinder matched with the T-shaped groove is further arranged on the side face of the T-shaped groove; the utility model discloses can realize the heavy mould of going up of quick replacement, safe and reliable simultaneously.

Description

Novel heavy-duty upper die clamping mechanism capable of rapidly replacing bending machine

Technical Field

The utility model belongs to the technical field of the bender, in particular to novel but heavy mould clamping machine that goes up of quick replacement bender constructs.

Background

In the existing heavy upper die clamping method of a bending machine, the commonly adopted method comprises the following steps: 1. the clamp plate is in a closing type, namely a heavy upper die is hung into an installation position from the front part of the slide block, the clamp plate is used for pressing the upper die tightly, and then the upper die is fixed by screws, and due to the limitation of a lifting appliance, a lifting steel wire rope cannot be vertically hung, so that time and labor are wasted during installation, certain safety risk exists, and the similar problems also exist during replacement; 2. the key is fixed, namely a groove is formed in the sliding block, then the heavy upper die is embedded in the sliding block, the heavy upper die is hung from the front part of the sliding block during installation, a hoisting steel wire rope cannot be hung vertically, the heavy upper die is inconvenient to install due to a certain angle, and the structure is relatively difficult to machine.

The types of the moulds required by the prior production are less, and although the installation and replacement methods of the moulds are inconvenient, the basic production requirements can be basically met generally; at present, with the rapid development of the automobile industry in recent years, bending machine dies required by various modified cars such as a slag car, a fence car and the like are more and more in types and need to be frequently replaced, and the traditional upper die clamping method cannot meet the current production requirements.

Disclosure of Invention

The utility model aims at providing a can realize the heavy mould of going up of quick replacement, safe and reliable's novel heavy mould clamping mechanism of going up of quick replacement bender simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel heavy upper die clamping mechanism capable of quickly replacing a bending machine comprises a transition seat fixedly arranged below a sliding block and also comprises a T-shaped key arranged on a heavy upper die; a T-shaped groove matched with the T-shaped key is formed below the transition seat, guide wheels are arranged on two sides of the T-shaped groove, and a clamping oil cylinder matched with the T-shaped groove is further arranged on the side face of the T-shaped groove.

Preferably, the clamping oil cylinder comprises a cylinder body, a piston is arranged in the cylinder body, a pressure pad is fixed on the piston, and the pressure pad extends into the T-shaped groove and is matched with the T-shaped key; and a spring and a guide sleeve which are matched with the piston are also arranged in the cylinder body.

Preferably, the guide wheel is fixedly connected with the sliding block through a fixing screw, the guide wheel comprises a horizontally arranged shaft, one end of the shaft, close to the T-shaped groove, is provided with a bearing matched with the T-shaped key, and the end part of the bearing is further provided with a retaining ring.

Preferably, the guide wheels are at least one pair, and the guide wheels appearing in pairs are uniformly distributed along the length direction of the sliding block.

Preferably, the clamping oil cylinder is horizontally arranged; the T-shaped key is vertically arranged.

Preferably, any pair of guide wheels is matched with a clamping oil cylinder, and the clamping oil cylinder does not interfere with the guide wheels.

Preferably, the T-key is fixed to the heavy duty upper die by screws.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can be used for quickly and conveniently installing and replacing the heavy upper die of the bending machine; in the utility model, the guide wheels are arranged on the two sides of the T-shaped groove, and the heavy upper die of the bending machine slides in from the side by utilizing the T-shaped key, thereby reducing the installation difficulty; the utility model discloses in install and press from both sides tight hydro-cylinder, a large amount of installation time are saved to the heavy mould of going up of oil feed locking bender.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of the present invention;

fig. 4 is a schematic view of a clamping cylinder in the present invention;

fig. 5 is a schematic view of the middle guide wheel of the present invention.

In the figure: the device comprises a transition seat 1, a guide wheel 2, a T-shaped key 3, a screw 4, a heavy upper die 5, a clamping oil cylinder 6, a cylinder body 7, a piston 8, a sealing ring 9, a spring 10, a guide sleeve 11, a pressure pad 12, a fixing screw 13, a shaft 14, a bearing 15 and a retainer ring 16.

Detailed Description

A novel heavy upper die clamping mechanism capable of quickly replacing a bending machine is shown in figures 1-5 and comprises a transition seat 1 fixedly installed below a sliding block and a T-shaped key 3 arranged on a heavy upper die 5, wherein the T-shaped key 3 is vertically arranged, and the T-shaped key 3 is fixed on the heavy upper die 5 through a screw 4; a T-shaped groove matched with the T-shaped key 3 is formed below the transition seat 1, guide wheels 2 are arranged on two sides of the T-shaped groove, the guide wheels 2 are fixedly connected with the sliding block through fixing screws 13, each guide wheel 2 comprises a shaft 14 which is horizontally arranged, a bearing 15 matched with the T-shaped key 3 is arranged at one end, close to the T-shaped groove, of each shaft 14, and a retainer ring 16 is further arranged at the end part of each bearing 15; at least one pair of guide wheels 2 is arranged, and the guide wheels 2 which appear in pairs are uniformly distributed along the length direction of the sliding block; a clamping oil cylinder 6 matched with the T-shaped groove is further arranged on the side face of the T-shaped groove, the clamping oil cylinder 6 is horizontally arranged, the clamping oil cylinder 6 comprises a cylinder body 7, a piston 8 is arranged in the cylinder body 7, a pressure pad 12 is fixed on the piston 8, and the pressure pad 12 extends into the T-shaped groove and is matched with the T-shaped key 3; a spring 10 and a guide sleeve 11 which are matched with the piston 8 are also arranged in the cylinder body 7; any pair of guide wheels 2 is matched with a clamping oil cylinder 6, and the clamping oil cylinder 6 does not interfere with the guide wheels 2, namely the guide wheels 2 and the clamping oil cylinder 6 are arranged in a staggered mode.

During operation, the transition seat 1 is fixed to the lower side of the sliding block, a T-shaped groove is formed in the transition seat, guide wheels 2 are installed on two sides of the groove in a staggered mode, a clamping oil cylinder 6 is installed on one side of the groove and evenly arranged along the length direction of the die, when the bending machine is installed, a heavy upper die 5 of the bending machine is hung to one side of the length direction of the sliding block by a crane, a T-shaped key 3 on the heavy upper die 5 of the bending machine is aligned with the T-shaped groove in the transition seat and slides in from the guide wheel 2 on the side face, after the heavy upper die 5 completely slides in, a piston head 8 in the clamping oil cylinder 6 extends out, the heavy upper die 5 of the bending machine is pushed to a fixing face on one side of the transition seat 1, and the heavy upper die 5 of the bending machine is installed completely; the installation process is simple and convenient, meanwhile, the manual screw tightening is avoided, the die change efficiency is improved, and the die change device is safe and reliable; when other molds need to be replaced, the clamping oil cylinder 6 is decompressed, the spring 8 rebounds the piston 6, the molds are loosened, the molds slide out along the transition seat 1, and then new molds are installed according to the method.

Claims

1. A novel heavy upper die clamping mechanism capable of quickly replacing a bending machine is characterized by comprising a transition seat fixedly arranged below a sliding block and a T-shaped key arranged on a heavy upper die; a T-shaped groove matched with the T-shaped key is formed below the transition seat, guide wheels are arranged on two sides of the T-shaped groove, and a clamping oil cylinder matched with the T-shaped groove is further arranged on the side face of the T-shaped groove.

2. The novel heavy upper die clamping mechanism capable of rapidly replacing the bending machine according to claim 1, wherein the clamping oil cylinder comprises a cylinder body, a piston is arranged in the cylinder body, a pressure pad is fixed on the piston, and the pressure pad extends into the T-shaped groove and is matched with the T-shaped key; and a spring and a guide sleeve which are matched with the piston are also arranged in the cylinder body.

3. The novel heavy upper die clamping mechanism capable of rapidly replacing the bending machine according to claim 1, wherein the guide wheel is fixedly connected with the sliding block through a fixing screw, the guide wheel comprises a horizontally arranged shaft, a bearing matched with a T-shaped key is arranged at one end, close to the T-shaped groove, of the shaft, and a check ring is further arranged at the end part of the bearing.

4. The novel heavy upper die clamping mechanism capable of rapidly replacing the bending machine according to claim 1, wherein at least one pair of guide wheels is arranged, and the guide wheels appearing in pairs are uniformly distributed along the length direction of the sliding block.

5. The novel heavy upper die clamping mechanism capable of rapidly replacing a bending machine according to claim 1, wherein the clamping oil cylinder is horizontally arranged; the T-shaped key is vertically arranged.

6. The novel heavy upper die clamping mechanism capable of rapidly replacing the bending machine according to claim 4, wherein any pair of guide wheels is matched with a clamping oil cylinder, and the clamping oil cylinder does not interfere with the guide wheels.