CN215786143U - Pneumatic safety ejector rod device used for die production protection on press machine - Google Patents
Pneumatic safety ejector rod device used for die production protection on press machine Download PDFInfo
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- CN215786143U CN215786143U CN202121079884.6U CN202121079884U CN215786143U CN 215786143 U CN215786143 U CN 215786143U CN 202121079884 U CN202121079884 U CN 202121079884U CN 215786143 U CN215786143 U CN 215786143U
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- press machine
- ejector rod
- cylinder
- rotating arm
- safety
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Abstract
The utility model relates to a pneumatic safety ejector rod device for protecting die production on a press machine, which comprises a support frame fixedly connected to a lower cross beam of the press machine, wherein a fixed plate is fixedly connected to the support frame, a cylinder is hinged to the fixed plate through a cylinder base, a rotating arm is hinged to the fixed plate through a supporting seat, and an ejector rod device is arranged in the rotating arm in a penetrating manner; and a piston rod of the cylinder is hinged with the rotating arm through a connecting handle. The method is simple to operate, and high in safety factor, and practices prove that compared with the prior method adopting manual operation, the method has high operation efficiency and can protect the safety of workers at all times. Adopt adjustable ejector pin device height-adjusting, convenient and fast adapts to and presses with various high mould, shortens the height before workstation and the slider, has reduced slider operating duration, has alleviateed operating personnel's intensity of labour, guarantees producers' safety better.
Description
Technical Field
The utility model relates to a pneumatic safety ejector rod device for die production protection on a press machine, and belongs to the technical field of manufacturing equipment.
Background
In the process of producing the technical parts, the stamping die needs to be pressed by a large-sized press to meet the requirements of the forming process of the parts, and the manual discharging and pressing are used for the press in the production of the stamping die without protective measures. The safety ejector rod is usually arranged between a sliding block and a workbench of the traditional hydraulic press, and when the hydraulic press is in a shutdown state and works such as maintenance or die maintenance and the like are carried out under the sliding block, personnel only need to manually rotate the safety ejector rod between the sliding block and the workbench so as to prevent personal injury accidents caused by misoperation of the hydraulic press. After the maintenance is finished, the manual turning-out of the press machine is carried out by personnel, so that the operation cannot play a role in protecting the operation of the press machine, potential safety hazards exist, the labor intensity is increased, and the working efficiency is reduced.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a pneumatic height-adjustable safety device which can enable a safety ejector rod to rotate into or out of a slide block and a workbench without manual operation when a press machine is stopped or operated.
In order to solve the technical problems, the utility model adopts the technical scheme that: a pneumatic safety ejector rod device for protecting die production on a press machine comprises a support frame fixedly connected to a lower cross beam of the press machine, wherein a fixed plate is fixedly connected to the support frame, a cylinder is hinged to the fixed plate through a cylinder base, a rotating arm is hinged to the fixed plate through a supporting seat, and an ejector rod device penetrates through the rotating arm; and a piston rod of the cylinder is hinged with the rotating arm through a connecting handle.
Furthermore, a hinge block is welded on the fixed plate and is hinged with the cylinder base through a pin shaft, so that the cylinder can rotate during working.
Furthermore, a stop rod is welded on the rotating arm and used for controlling the movement stroke of the air cylinder.
Furthermore, the ejector rod device consists of an ejector rod and an extension rod, and the extension rod is inserted on the ejector rod through a bolt to adjust the height of the safety ejector rod.
Further, the height of the safety mandril is adjusted by the extension bar according to the height between the workbench and the slide block above the workbench.
Furthermore, the rotating arm is welded with a large sleeve and a small sleeve which are arranged side by side, the upper end of the large sleeve is provided with a spring, and an ejector rod with a stop catch penetrates through the spring and the large sleeve.
Furthermore, the cylinder is connected with an air source of the press machine and a control system through a hose, and the control system controls the ejector rod device to rotate in and out through the cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the cylinder which is arranged between the sliding block and the workbench and rotates in and out is arranged on the support frame arranged on the lower cross beam of the press, so that the safe ejector rod can be rapidly rotated in and out without manual operation, and the working efficiency is improved. The safety ejector rod can be adjusted to rotate in and out for multiple times according to the working duration of manual discharging in die production, and the safety of personnel during discharging is guaranteed. The extension bar in the ejector rod device can be adjusted to be low according to the height between the sliding block and the workbench, the descending time of the sliding block is shortened, the production efficiency is improved, the sliding block is effectively prevented from falling, and the safety of personnel during operation of using moulds with different heights is guaranteed.
The method is simple to operate, and high in safety factor, and practices prove that compared with the prior method adopting manual operation, the method has high operation efficiency and can protect the safety of workers at all times. Adopt adjustable ejector pin device height-adjusting, convenient and fast adapts to and presses with various high mould, shortens the height before workstation and the slider, has reduced slider operating duration, has alleviateed operating personnel's intensity of labour, guarantees producers' safety better.
Drawings
FIG. 1 is a plan view of a pneumatic safety ejector device for die production protection on a press provided by the present invention;
FIG. 2 is a top plan view of a pneumatic safety ram apparatus for mold production shielding on a press provided in accordance with the present invention;
FIG. 3 is a rotated perspective view of the pneumatic safety ejector device for protecting the mold in production on the press machine provided by the present invention;
FIG. 4 is a perspective view of the pneumatic safety ejector device for protecting the mold in production in a press according to the present invention;
fig. 5 is an elevated perspective view of a pneumatic safety ram device for die production protection on a press provided by the present invention.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the pneumatic safety ejector rod device for protecting mold production on a press provided by the utility model comprises a cylinder 1, a cylinder base 2, a first pin shaft 3, a support frame 4, a fixing plate 5, a support seat 6, a second pin shaft 7, an extension rod 8, an ejector rod 9, a plug pin 10, a spring 11, a rotating arm 12, a pin shaft 13, a connecting handle 14, a screw 15, a screw 16, a stop lever 17, a screw 18, a lower cross beam 19 of the press, a sliding block 20 and a workbench 21.
The support frame 4 is fixedly connected to a lower cross beam 19 of the press machine through screws 18, and the fixing plate 5 welded with the connecting blocks is connected to the support frame 4 through screws 16. The cylinder base 2 is hinged to the fixing plate 5 through a first pin shaft 3, and the cylinder 1 is installed on the cylinder base 2. The supporting seat 6 is fixed on the fixing plate 5 by a screw 15 and is hinged with the rotating arm 12 through a second pin shaft 7, and the rotating arm 12 is welded with large and small sleeves which are arranged side by side. The upper end of the large sleeve is provided with a spring 11, and a mandril 9 with a stop catch penetrates through the spring 11 and the large sleeve. The extension bar 8 is arranged in the mandril 9 in a penetrating way, and the height is adjusted through the bolt 10 according to the height of the slide block 20 and the workbench 21. A connecting handle 14 is fixed at the end of a piston rod of the cylinder 1 and is hinged to a hinge block on the rotating arm 12 through a pin shaft 13. The cylinder 1 is connected with an air source and a control system of the press machine through a hose, and the stop rod 17 controls the stroke of the cylinder to ensure that the cylinder is not stressed.
Preferably, the cylinder which is arranged between the sliding block and the workbench and rotates in and out is arranged on the support frame of the lower cross beam of the press, so that the safe ejector rod can be rapidly rotated in and out without manual operation, and the working time is saved.
Preferably, the extension bar in the ejector rod device can be adjusted to be low according to the height between the sliding block and the workbench, the descending time of the sliding block is shortened, the production efficiency is improved, and the sliding block is effectively prevented from falling.
Preferably, the cylinder is connected with an air source of the press machine and the control system through a hose, the safety ejector rod can be adjusted to rotate in and out for many times according to the time of manual discharging of the die, and the safety of personnel during discharging is guaranteed.
Preferably, the position of the rotating arm is welded with a stop rod, so that the cylinder is effectively prevented from being damaged by stress.
Claims (7)
1. The utility model provides a pneumatic safe ejector pin device that is used for mould production protection on press, includes the support frame of fixed connection on the press bottom end rail, its characterized in that: the supporting frame is fixedly connected with a fixed plate, the fixed plate is hinged with an air cylinder through an air cylinder base, and is hinged with a rotating arm through a supporting seat, and a mandril device penetrates through the rotating arm; and a piston rod of the cylinder is hinged with the rotating arm through a connecting handle.
2. The pneumatic safety ram device for die production protection on a press machine according to claim 1, characterized in that: the fixed plate is welded with a hinge block, and the hinge block is hinged with the cylinder base through a pin shaft I, so that the cylinder can rotate during working.
3. The pneumatic safety ram device for die production protection on a press machine according to claim 1, characterized in that: and a stop rod is welded on the rotating arm and used for controlling the movement stroke of the air cylinder.
4. The pneumatic safety ram device for die production protection on a press machine according to claim 1, characterized in that: the ejector rod device consists of an ejector rod and an extension rod, and the extension rod is inserted on the ejector rod through a bolt to adjust the height of the safety ejector rod.
5. The pneumatic safety ram device for die production protection on a press machine of claim 4, wherein: the height of the safety mandril is adjusted by the extension bar according to the height between the workbench and the slide block above the workbench.
6. The pneumatic safety ram device for die production protection on a press machine of claim 4, wherein: the rotating arm is welded with a large sleeve and a small sleeve which are arranged side by side, the upper end of the large sleeve is provided with a spring, and an ejector rod with a stop catch penetrates through the spring and the large sleeve.
7. The pneumatic safety ram device for die production protection on a press machine according to claim 1, characterized in that: the cylinder is connected with the air source of the press machine and the control system through the hose, and the control system controls the ejector rod device to rotate in and out through the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079884.6U CN215786143U (en) | 2021-05-19 | 2021-05-19 | Pneumatic safety ejector rod device used for die production protection on press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079884.6U CN215786143U (en) | 2021-05-19 | 2021-05-19 | Pneumatic safety ejector rod device used for die production protection on press machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215786143U true CN215786143U (en) | 2022-02-11 |
Family
ID=80173194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121079884.6U Active CN215786143U (en) | 2021-05-19 | 2021-05-19 | Pneumatic safety ejector rod device used for die production protection on press machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215786143U (en) |
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2021
- 2021-05-19 CN CN202121079884.6U patent/CN215786143U/en active Active
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