CN212539959U - Hydraulic drawing machine - Google Patents
Hydraulic drawing machine Download PDFInfo
- Publication number
- CN212539959U CN212539959U CN202020900928.6U CN202020900928U CN212539959U CN 212539959 U CN212539959 U CN 212539959U CN 202020900928 U CN202020900928 U CN 202020900928U CN 212539959 U CN212539959 U CN 212539959U
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- connecting rod
- clamping
- lifter plate
- stretching machine
- base
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Abstract
The utility model provides a hydraulic stretcher, which comprises a base, wherein a supporting plate is arranged on the base, a connecting rod is arranged between the supporting plate and the base, a lifting plate is arranged on the connecting rod and moves up and down along the connecting rod, a hydraulic cylinder is arranged on the supporting plate, the bottom of the hydraulic cylinder is connected with a lifting plate, a clamping device is arranged on the lifting plate, the clamping device comprises a fixed seat, a clamping block and a limiting block, the fixed seat is arranged on the lifting plate, the clamping block and the limiting block are both arranged on the fixed seat, a mounting groove is formed in the limiting block, a return spring is arranged in the mounting groove, the limiting block and the clamping block in the clamping device are used for fixing the stretching object, so that the inclination is prevented, the rubber pad and the elastic pad in the limiting block and the clamping block can effectively avoid the surface abrasion of the stretching object, and the production quality is improved.
Description
Technical Field
The utility model belongs to the technical field of stretcher technique and specifically relates to indicate a hydraulic stretching machine.
Background
The stretcher is mainly applied to the tests of stretching, compressing, bending, shearing and the like of general steel and other metal materials, and can also be used for the compression or bending tests of general wood, cement, concrete and the like, so the stretcher is completely suitable for the test requirements of scientific research institutions, basic construction units, metallurgy or machinery plants and laboratories of various professional schools, a fixing device used in the prior art mainly fixes samples such as reinforcing steel bars through bolts, the bolt fixing prevention efficiency is very low, the fixation is not very firm, and potential safety hazards exist.
Disclosure of Invention
In view of this, the utility model provides a hydraulic stretching machine.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a hydraulic stretcher, includes the base, set up the backup pad on the base, set up the connecting rod between backup pad and the base, set up the lifter plate on the connecting rod, the lifter plate reciprocates along the connecting rod, set up the pneumatic cylinder in the backup pad, the lifter plate is connected to the pneumatic cylinder bottom, set up clamping device on the lifter plate, clamping device includes the fixing base, presss from both sides tight piece and stopper, the fixing base sets up on the lifter plate, press from both sides tight piece and stopper and all set up on the fixing base, form the mounting groove in the stopper, set up reset spring in the mounting groove.
Preferably, the clamping block and the limiting block are at least two, a fastening bolt is arranged on the clamping block, the fastening bolt penetrates through the clamping block, and a rubber pad is arranged at one end of the fastening bolt extending into the clamping device.
Preferably, one end, far away from the mounting groove, of the return spring is provided with a rubber pad.
Preferably, the number of the clamping devices is at least two, and the clamping devices are symmetrically arranged up and down.
Preferably, the connecting rod is provided with a sliding groove, the joint of the lifting plate and the connecting rod is provided with a guide block, and the guide block extends into the sliding groove to guide the lifting plate.
Preferably, the lifting plate is further provided with a mounting hole, the fixing seat is provided with a screw corresponding to the mounting hole, and the lifting plate is connected with the fixing seat through the screw.
Preferably, the hydraulic drawing machine is provided with multiple stations, each station is provided with at least two clamping devices, and the clamping devices are arranged up and down oppositely.
The beneficial effects of the utility model reside in that: the limiting block and the clamping block in the clamping device are used for fixing the stretching object, so that the inclination is prevented, the rubber pad and the elastic pad in the limiting block and the clamping block can effectively avoid the surface abrasion of the stretching object, and the production quality is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of the clamping device;
fig. 3 is a schematic view showing the connection of the lifter plate and the connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings.
The utility model provides a following technical scheme:
as shown in attached drawings 1-3, a hydraulic stretcher comprises a base 11, a supporting plate 6 is arranged on the base 11, a connecting rod 2 is arranged between the supporting plate 6 and the base 11, a lifting plate 3 is arranged on the connecting rod 2, the lifting plate 3 moves up and down along the connecting rod 2, a hydraulic cylinder 1 is arranged on the supporting plate 6, the lifting plate 3 is connected to the bottom of the hydraulic cylinder 1, a clamping device 5 is arranged on the lifting plate 3, the clamping device 5 comprises a fixing seat 4, a clamping block 13 and a limiting block 10, the fixing seat 4 is arranged on the lifting plate 3, the clamping block 13 and the limiting block 10 are both arranged on the fixing seat 4, a mounting groove 14 is formed in the limiting block 10, and a reset spring 15 is arranged in the mounting groove 14.
The tight piece 13 of clamp and stopper 10 set up two at least, it tightly sets up bolt 8 to set up on the tight piece 13 of clamp, tightly set bolt 8 runs through tight piece 13, just tightly set bolt 8 stretches into the one end in the clamping device 5 and sets up rubber pad 9, the material of rubber pad is the tip of rubber pad 9 parcel tight set bolt 8 prevents tight set bolt 8 from carrying out the wearing and tearing fish tail to the drawing thing surface.
During specific implementation, the rubber pad 12 is arranged at one end, away from the mounting groove 14, of the return spring 15, the rubber pad 12 is made of elastic rubber, the return spring 15 can be prevented from being in direct contact with a stretched object due to the arrangement of the rubber pad 12, and surface scratches and damage of the return spring 15 caused by the direct contact of the return spring 15 and the stretched object are avoided. The side of the rubber pad 12, which is in contact with the stretched object, is provided with a convex pattern to increase friction.
The number of the clamping devices 5 is at least two, and the clamping devices 5 are arranged up and down symmetrically.
Preferably, the connecting rod 2 is provided with a sliding groove 19, a guide block 18 is arranged at the joint of the lifting plate 3 and the connecting rod 2, and the guide block 18 extends into the sliding groove 19 to guide the lifting plate 3.
Preferably, the lifting plate 3 is further provided with a mounting hole 16, the fixing seat is provided with a screw 17 corresponding to the mounting hole 16, the lifting plate 3 is connected with the fixing seat 4 through the screw 17, the screw 17 is in threaded connection with the mounting hole 16, replacement and maintenance are convenient after long-term use, and the service life of the hydraulic press is prolonged.
The hydraulic drawing machine is provided with multiple stations, each station is provided with at least two clamping devices 5, and the multiple stations can effectively improve the working efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a hydraulic stretching machine, includes the base, set up the backup pad on the base, set up the connecting rod between backup pad and the base, set up the lifter plate on the connecting rod, the lifter plate reciprocates along the connecting rod, set up the pneumatic cylinder in the backup pad, the lifter plate is connected to the pneumatic cylinder bottom, its characterized in that: set up clamping device on the lifter plate, clamping device includes the fixing base, presss from both sides tight piece and stopper, the fixing base sets up on the lifter plate, press from both sides tight piece and stopper and all set up on the fixing base, form the mounting groove in the stopper, set up reset spring in the mounting groove.
2. The hydraulic stretching machine according to claim 1, characterized in that: the clamping block and the limiting block are at least two, a fastening bolt is arranged on the clamping block and penetrates through the clamping block, and a rubber pad is arranged at one end, extending into the clamping device, of the fastening bolt.
3. The hydraulic stretching machine according to claim 1, characterized in that: and one end of the reset spring, which is far away from the mounting groove, is provided with a rubber pad.
4. The hydraulic stretching machine according to claim 1, characterized in that: the clamping devices are arranged at least two and are arranged up and down symmetrically.
5. The hydraulic stretching machine according to claim 1, characterized in that: the lifting plate is characterized in that a sliding groove is formed in the connecting rod, a guide block is arranged at the joint of the lifting plate and the connecting rod, and the guide block stretches into the sliding groove to guide the lifting plate.
6. The hydraulic stretching machine according to claim 1, characterized in that: still set up the mounting hole on the lifter plate, the fixing base corresponds the mounting hole and sets up the screw rod, the lifter plate passes through the screw rod with the fixing base and is connected.
7. The hydraulic stretching machine according to claim 1, characterized in that: the hydraulic drawing machine is provided with multiple stations, each station is provided with at least two clamping devices, and the clamping devices are arranged up and down oppositely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020900928.6U CN212539959U (en) | 2020-05-25 | 2020-05-25 | Hydraulic drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020900928.6U CN212539959U (en) | 2020-05-25 | 2020-05-25 | Hydraulic drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212539959U true CN212539959U (en) | 2021-02-12 |
Family
ID=74544213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020900928.6U Active CN212539959U (en) | 2020-05-25 | 2020-05-25 | Hydraulic drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212539959U (en) |
-
2020
- 2020-05-25 CN CN202020900928.6U patent/CN212539959U/en active Active
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