CN212822062U - Double-acting sheet stretcher - Google Patents
Double-acting sheet stretcher Download PDFInfo
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- CN212822062U CN212822062U CN202021453983.1U CN202021453983U CN212822062U CN 212822062 U CN212822062 U CN 212822062U CN 202021453983 U CN202021453983 U CN 202021453983U CN 212822062 U CN212822062 U CN 212822062U
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Abstract
The utility model discloses a double acting sheet metal stretcher, including frame, guide post, upper frame, liquid reserve tank, upper stretching plate, hypoplastron, pneumatic cylinder, pressure cylinder, switch board, the frame passes through the guide post and is connected with the upper frame, and the frame is fixed subaerial, and the top of upper frame is equipped with the liquid reserve tank of bolt installation, is equipped with hydraulic oil in the liquid reserve tank, and hydraulic oil in the liquid reserve tank is connected with pneumatic cylinder, pressure cylinder through the pipeline, the end-to-end connection of pneumatic cylinder and upper frame, the piston rod of pneumatic cylinder is connected with upper stretching plate, and the one end of pressure cylinder is connected with the end-to-end connection of upper frame, and the piston rod of pressure cylinder is connected with the pressure board, and the pressure board can run through upper stretching plate, the below of upper stretching plate is equipped with the hypoplastron, and the tensile piece is put on the hypoplastron, and, And controlling the compaction hydraulic cylinder. The utility model has reasonable design; the double-acting sheet stretcher can perform a rapid stretching operation on the stretching member.
Description
Technical Field
The utility model relates to a double-acting sheet stretcher.
Background
A hydraulic press is a machine for processing products such as metal, plastic, rubber, wood, powder, etc. using hydrostatic pressure, and is commonly used in pressing and press forming processes, such as: forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting and the like, wherein a double-acting sheet stretcher is one of hydraulic presses, and the existing double-acting sheet stretcher can cause injury to operators during operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double acting sheet metal stretcher to solve above-mentioned technical problem.
In order to realize the purpose, the utility model adopts the following technical scheme:
a double-acting sheet stretcher comprises a machine base, a guide post, an upper machine frame, a liquid storage tank, an upper stretching plate, a lower plate, a hydraulic cylinder, a pressing hydraulic cylinder, a control cabinet and a pressing plate, the machine base is connected with the upper frame through the guide post, the machine base is fixed on the ground, the top of the upper frame is provided with a liquid storage tank installed by bolts, hydraulic oil is arranged in the liquid storage tank, the hydraulic oil in the liquid storage tank is connected with the hydraulic cylinder and the pressing hydraulic cylinder through pipelines, one end of the hydraulic cylinder is connected with the tail end of the upper frame, a piston rod of the hydraulic cylinder is connected with the upper stretching plate, one end of the compaction hydraulic cylinder is connected with the tail end of the upper frame, a piston rod of the compaction hydraulic cylinder is connected with the compaction plate, and the hold-down plate can run through the upper stretching plate, the lower part of the upper stretching plate is provided with a lower plate, the stretching piece is placed on the lower plate, the control cabinet is positioned on the left side of the machine base, and the control cabinet controls the hydraulic cylinder and the hold-down hydraulic cylinder.
Preferably, the lower plate is provided with a round hole for the guide post to pass through, the lower plate is provided with a groove, the bottom of the pressing plate is provided with an integrally formed convex block, and the convex block is matched with the groove so as to fix the stretching piece.
Preferably, the size of pressure plate is greater than the size of recess, and the both sides of recess bond has the rubber bag, and the rubber bag is connected with warning gasbag post, and warning gasbag post is sunken flat under the normal condition.
Preferably, a plurality of springs are installed in the rubber bag, and the rubber bag is filled with gas.
Compared with the prior art, the utility model has the advantages of it is following: the utility model has reasonable design; the double-acting sheet stretcher can perform rapid stretching operation on the stretching piece; the grooves and the lugs on the pressing plate improve the friction force so as to prevent the stretching piece from sideslipping; when the pressure strip pushed down, the rubber bag extrudeed gas to warning gasbag post in under the effect of pressure strip to make warning gasbag post protruding and then remind operating personnel, avoid appearing the bodily injury.
Drawings
Fig. 1 is a schematic view of a double-acting sheet stretcher according to the present invention.
Fig. 2 is a schematic view of the lower plate of the double-acting sheet stretcher of the present invention.
Fig. 3 is a cross-sectional view of the rubber bladder of the double acting sheet stretcher of the present invention.
Detailed Description
The invention is explained in further detail below with reference to the figures and the embodiments.
As shown in fig. 1-3, a double-acting sheet drawing machine comprises a machine base 1, a guide post 2, an upper frame 3, a liquid storage tank 4, an upper drawing plate 5, a lower plate 6, a hydraulic cylinder 7, a pressing hydraulic cylinder 8, a control cabinet 9 and a pressing plate 10, wherein the machine base 1 is connected with the upper frame 3 through the guide post 2, the machine base 1 is fixed on the ground, the liquid storage tank 4 mounted by bolts is arranged at the top of the upper frame 3, hydraulic oil is arranged in the liquid storage tank 4, the hydraulic oil in the liquid storage tank 4 is connected with the hydraulic cylinder 7 and the pressing hydraulic cylinder 8 through pipelines, one end of the hydraulic cylinder 7 is connected with the tail end of the upper frame 3, a piston rod of the hydraulic cylinder 7 is connected with the upper drawing plate 5, one end of the pressing hydraulic cylinder 8 is connected with the tail end of the upper frame 3, a piston rod of the pressing hydraulic cylinder 8 is connected with the pressing plate 10, the pressing, the extension piece is put on hypoplastron 6, switch board 9 is located the left side of frame 1, switch board 9 is to pneumatic cylinder 7, it controls to compress tightly pneumatic cylinder 8, set up the round hole 11 that supplies the guide post to pass on the hypoplastron 6, seted up recess 12 on the hypoplastron 6, the bottom of pressure strip 10 is equipped with integrated into one piece's lug 13, thereby lug 13 and recess 12 phase-match are fixed with the extension piece, the size of pressure strip 10 is greater than the size of recess 12, the both sides of recess 12 bond there is rubber bag 14, rubber bag 14 is connected with warning gasbag post 15, warning gasbag post 15 is flat under the normal condition, install a plurality of springs 16 in the rubber bag 14, be filled with gas in the rubber bag 14.
The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.
Claims (4)
1. A double-acting sheet drawing machine comprises a machine base (1), guide columns (2), an upper machine frame (3), a liquid storage tank (4), an upper drawing plate (5), a lower plate (6), a hydraulic cylinder (7), a pressing hydraulic cylinder (8), a control cabinet (9) and a pressing plate (10), and is characterized in that the machine base (1) is connected with the upper machine frame (3) through the guide columns (2), the machine base (1) is fixed on the ground, the top of the upper machine frame (3) is provided with the liquid storage tank (4) installed by bolts, hydraulic oil is arranged in the liquid storage tank (4), the hydraulic oil in the liquid storage tank (4) is connected with the hydraulic cylinder (7) and the pressing hydraulic cylinder (8) through pipelines, one end of the hydraulic cylinder (7) is connected with the tail end of the upper machine frame (3), a piston rod of the hydraulic cylinder (7) is connected with the upper drawing plate (5), one end of the pressing hydraulic cylinder (8) is, the piston rod that compresses tightly pneumatic cylinder (8) is connected with pressure strip (10), and pressure strip (10) can run through upper stretching plate (5), the below of upper stretching plate (5) is equipped with hypoplastron (6), and the tensile piece is put on hypoplastron (6), and switch board (9) are located the left side of frame (1), and switch board (9) are controlled pneumatic cylinder (7), are compressed tightly pneumatic cylinder (8).
2. A double acting sheet stretcher as claimed in claim 1, characterised in that the lower plate (6) is provided with a circular hole (11) for the guide post to pass through, the lower plate (6) is provided with a groove (12), the bottom of the pressure plate (10) is provided with an integrally formed protrusion (13), and the protrusion (13) is matched with the groove (12) to fix the stretching member.
3. A double-acting sheet stretcher as claimed in claim 2, characterised in that the dimensions of the compacting plate (10) are greater than those of the groove (12), that on both sides of the groove (12) there are glued rubber bags (14), that the rubber bags (14) are connected to the warning air bag column (15), and that in normal conditions the warning air bag column (15) collapses.
4. A double-acting sheet stretcher as claimed in claim 3, characterised in that a plurality of springs (16) are mounted in the rubber bladder (14), the rubber bladder (14) being filled with gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021453983.1U CN212822062U (en) | 2020-07-22 | 2020-07-22 | Double-acting sheet stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021453983.1U CN212822062U (en) | 2020-07-22 | 2020-07-22 | Double-acting sheet stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212822062U true CN212822062U (en) | 2021-03-30 |
Family
ID=75119013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021453983.1U Active CN212822062U (en) | 2020-07-22 | 2020-07-22 | Double-acting sheet stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212822062U (en) |
-
2020
- 2020-07-22 CN CN202021453983.1U patent/CN212822062U/en active Active
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