CN211975578U - Hydraulic mechanical buffer device - Google Patents
Hydraulic mechanical buffer device Download PDFInfo
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- CN211975578U CN211975578U CN201921679672.4U CN201921679672U CN211975578U CN 211975578 U CN211975578 U CN 211975578U CN 201921679672 U CN201921679672 U CN 201921679672U CN 211975578 U CN211975578 U CN 211975578U
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- hydraulic
- fixedly connected
- hydraulic cylinder
- piston
- hydraulic stem
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Abstract
The utility model relates to the technical field of hydraulic pressure, and a hydraulic machinery buffer is disclosed, including first pneumatic cylinder, the inner wall swing joint of first pneumatic cylinder has first piston, the first hydraulic stem of right side fixedly connected with of first piston. This hydraulic machinery buffer, through the second fixed plate on second pneumatic cylinder and the second pneumatic cylinder, thrust to first hydraulic stem when having slowed down first fixed plate atress, cup joint fixed block and reference column through setting up the guide bar, make first hydraulic stem more stable when removing, prevent to take place the slope, liquid passes through the hydraulic pressure groove and gets into in the second hydraulic chamber when first piston removes left, promote the second fixed plate and remove and produce the friction to first hydraulic stem, increase the resistance, play the cushioning effect, through the reference column, pull ring and stay cord, when first hydraulic stem receives the impact and removes left, the stay cord can play the effect of buffering, thereby reduced the piston collision has been reached, buffering hydraulic stem and the spacing purpose of hydraulic stem motion.
Description
Technical Field
The utility model relates to the field of hydraulic technology, specifically a hydraulic machinery buffer.
Background
The hydraulic press is a machine which takes liquid as a working medium and is used for transferring energy to realize various processes, the hydraulic press can be used for straightening, press fitting, packing, briquetting, pressing plates and the like besides forging and forming, and comprises a hydraulic press and an oil press, wherein the hydraulic press takes water-based liquid as the working medium and is called the hydraulic press, and the oil as the working medium.
The piston and the piston rod of a common hydraulic cylinder have large momentum under the driving of hydraulic pressure. At the stroke end, when the piston enters the end cover and the cylinder bottom part of the hydraulic cylinder, mechanical collision can be caused, and great impact is generated.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a hydraulic machinery buffer possesses advantages such as reduce piston collision, buffering hydraulic stem and hydraulic stem motion are spacing, has solved the problem of piston limit motion collision and hydraulic stem motion skew.
(II) technical scheme
For the purpose of realizing that above-mentioned reduction piston collision, buffering hydraulic stem and the hydraulic stem motion are spacing, the utility model provides a following technical scheme: a hydraulic mechanical buffering device comprises a first hydraulic cylinder, wherein a first piston is movably connected to the inner wall of the first hydraulic cylinder, a first hydraulic rod is fixedly connected to the right side of the first piston, a first fixing plate is fixedly connected to the right side of the first hydraulic rod, buffering rubber is fixedly connected to the right side of the first fixing plate, a fixing block is fixedly connected to the outer side of the first hydraulic rod, the right side of the fixing block is fixedly connected with the left side of the first fixing plate, a first spring is fixedly connected to the left side of the fixing block, guide rods are fixedly connected to the top and the bottom of the fixing block, positioning columns are movably connected to the outer walls of the two guide rods, one sides of the two positioning columns, which are opposite to each other, are fixedly connected with the first hydraulic cylinder, a first hydraulic cylinder cavity is formed in the first hydraulic cylinder, and a pull ring is fixedly connected to the, the inner wall fixedly connected with stay cord of pull ring, the one end fixedly connected with fixed column of pull ring is kept away from to the stay cord, the fluid pressure tank has been seted up to the inside of first pneumatic cylinder, the inside fixedly connected with second pneumatic cylinder of first pneumatic cylinder, the second pneumatic cylinder chamber has been seted up to the inside of second pneumatic cylinder, the inner wall swing joint of second pneumatic cylinder has the second piston, the bottom fixedly connected with second hydraulic stem of second piston, the bottom fixedly connected with second fixed plate of second hydraulic stem, the inner wall fixedly connected with second spring of second pneumatic cylinder.
Preferably, the number of the hydraulic grooves is two, and the hydraulic grooves are uniformly distributed in the first hydraulic cylinder.
Preferably, the number of the second hydraulic cylinders is two, and the second hydraulic cylinders are symmetrically distributed in the first hydraulic cylinder.
Preferably, one side of the second fixing plate, which is far away from the second hydraulic cylinder cavity, is movably connected to the outer wall of the first hydraulic rod.
Preferably, the number of the pull ring, the pull rope and the fixing column is four.
Preferably, the outer wall of the first hydraulic cylinder is fixedly connected with positioning columns, and the number of the positioning columns is two.
Preferably, two ends of the two hydraulic grooves are respectively communicated with the first hydraulic cylinder cavity and the second hydraulic cylinder cavity.
(III) advantageous effects
Compared with the prior art, the utility model provides a hydraulic machinery buffer possesses following beneficial effect:
this hydraulic machinery buffer, through the second fixed plate on second pneumatic cylinder and the second pneumatic cylinder, thrust to first hydraulic stem when having slowed down first fixed plate atress, cup joint fixed block and reference column through setting up the guide bar, make first hydraulic stem more stable when removing, prevent to take place the slope, liquid passes through the hydraulic pressure groove and gets into in the second hydraulic chamber when first piston removes left, promote the second fixed plate and remove and produce the friction to first hydraulic stem, increase the resistance, play the cushioning effect, through the reference column, pull ring and stay cord, when first hydraulic stem receives the impact and removes left, the stay cord can play the effect of buffering, thereby reduced the piston collision has been reached, buffering hydraulic stem and the spacing purpose of hydraulic stem motion.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.
In the figure: the hydraulic cylinder comprises a first hydraulic cylinder 1, a first hydraulic cylinder cavity 2, a hydraulic groove 3, a pull ring 4, a pull rope 5, a fixed column 6, a first piston 7, a first hydraulic rod 8, a positioning column 9, a guide rod 10, a fixed block 11, a first fixed plate 12, buffer rubber 13, a first spring 14, a second fixed plate 15, a second hydraulic cylinder 16, a second hydraulic cylinder cavity 17, a second piston 18, a second spring 19 and a second hydraulic rod 20.
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.
Referring to fig. 1-2, a hydraulic mechanical buffering device includes a first hydraulic cylinder 1, a first piston 7 movably connected to an inner wall of the first hydraulic cylinder 1, a first hydraulic rod 8 fixedly connected to a right side of the first piston 7, a first fixing plate 12 fixedly connected to a right side of the first hydraulic rod 8, a buffering rubber 13 fixedly connected to a right side of the first fixing plate 12, a fixing block 11 fixedly connected to an outer side of the first hydraulic rod 8, a right side of the fixing block 11 fixedly connected to a left side of the first fixing plate 12, a first spring 14 fixedly connected to a left side of the fixing block 11, guide rods 10 fixedly connected to top and bottom of the fixing block 11, positioning posts 9 movably connected to outer walls of the two guide rods 10, two positioning posts 9 fixedly connected to an outer wall of the first hydraulic cylinder 1, and two positioning posts 9, wherein one sides of the two positioning posts 9 opposite to each other are fixedly connected to the first hydraulic cylinder 1, a first hydraulic cylinder cavity 2 is arranged inside a first hydraulic cylinder 1, the outer wall of the first hydraulic cylinder 1 is fixedly connected with a pull ring 4, one side of a second fixing plate 15, which is far away from a second hydraulic cylinder cavity 17, is movably connected to the outer wall of a first hydraulic rod 8, the inner wall of the pull ring 4 is fixedly connected with a pull rope 5, one end of the pull rope 5, which is far away from the pull ring 4, is fixedly connected with a fixed column 6, a hydraulic groove 3 is arranged inside the first hydraulic cylinder 1, two ends of the two hydraulic grooves 3 are respectively communicated with the first hydraulic cylinder cavity 2 and the second hydraulic cylinder cavity 17, the number of the hydraulic grooves 3 is two, and the hydraulic grooves are uniformly distributed inside the first hydraulic cylinder 1, a second hydraulic cylinder 16 is fixedly connected inside the first hydraulic cylinder 1, the number of the second hydraulic cylinders 16 is two, and the hydraulic cylinders are symmetrically distributed inside the first hydraulic cylinder 1, a second hydraulic cylinder cavity 17 is arranged inside the second hydraulic cylinder 16, and the inner, the bottom of the second piston 18 is fixedly connected with a second hydraulic rod 20, the bottom of the second hydraulic rod 20 is fixedly connected with a second fixing plate 15, one side of the second fixing plate 15, which is far away from the second hydraulic cylinder cavity 17, is movably connected to the outer wall of the first hydraulic rod 8, and the inner wall of the second hydraulic cylinder 16 is fixedly connected with a second spring 19. in conclusion, the hydraulic mechanical buffer device slows down the thrust on the first hydraulic rod 8 when the first fixing plate 12 is stressed through the second hydraulic cylinder 16 and the second fixing plate 15 on the second hydraulic cylinder 16, and is sleeved on the fixing block 11 and the positioning column 9 through the guide rod 10, so that the first hydraulic rod 8 is more stable during movement and is prevented from inclining, when the first piston 7 moves leftwards, the liquid enters the second hydraulic cylinder cavity 17 through the hydraulic groove 3, the second fixing plate 15 is pushed to move to generate friction on the first hydraulic rod 8, and the resistance is increased, play the cushioning effect, through reference column 6, pull ring 4 and stay cord 5, when first hydraulic stem 8 received the impact and moved left, stay cord 5 can play the effect of buffering to reach and reduced piston collision, the spacing purpose of buffering hydraulic stem and hydraulic stem motion.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A hydromechanical damping device, includes first pneumatic cylinder (1), its characterized in that: the inner wall of the first hydraulic cylinder (1) is movably connected with a first piston (7), the right side of the first piston (7) is fixedly connected with a first hydraulic rod (8), the right side of the first hydraulic rod (8) is fixedly connected with a first fixing plate (12), the right side of the first fixing plate (12) is fixedly connected with buffer rubber (13), the outer side of the first hydraulic rod (8) is fixedly connected with a fixing block (11), the right side of the fixing block (11) is fixedly connected with the left side of the first fixing plate (12), the left side of the fixing block (11) is fixedly connected with a first spring (14), the top and the bottom of the fixing block (11) are fixedly connected with guide rods (10), the outer walls of the two guide rods (10) are movably connected with positioning columns (9), and one sides of the two positioning columns (9) opposite to each other are fixedly connected with the first hydraulic cylinder (1), a first hydraulic cylinder cavity (2) is arranged inside the first hydraulic cylinder (1), the outer wall of the first hydraulic cylinder (1) is fixedly connected with a pull ring (4), a pull rope (5) is fixedly connected with the inner wall of the pull ring (4), a fixed column (6) is fixedly connected with one end of the pull rope (5) far away from the pull ring (4), a hydraulic groove (3) is arranged inside the first hydraulic cylinder (1), a second hydraulic cylinder (16) is fixedly connected inside the first hydraulic cylinder (1), a second hydraulic cylinder cavity (17) is arranged inside the second hydraulic cylinder (16), the inner wall of the second hydraulic cylinder (16) is movably connected with a second piston (18), the bottom of the second piston (18) is fixedly connected with a second hydraulic rod (20), the bottom of the second hydraulic rod (20) is fixedly connected with a second fixing plate (15), and a second spring (19) is fixedly connected to the inner wall of the second hydraulic cylinder (16).
2. The hydromechanical cushioning device of claim 1, wherein: the number of the hydraulic grooves (3) is two, and the hydraulic grooves are uniformly distributed in the first hydraulic cylinder (1).
3. The hydromechanical cushioning device of claim 1, wherein: the number of the second hydraulic cylinders (16) is two, and the second hydraulic cylinders are symmetrically distributed in the first hydraulic cylinder (1).
4. The hydromechanical cushioning device of claim 1, wherein: one side of the second fixing plate (15) far away from the second hydraulic cylinder cavity (17) is movably connected to the outer wall of the first hydraulic rod (8).
5. The hydromechanical cushioning device of claim 1, wherein: the number of the pull rings (4), the pull ropes (5) and the fixing columns (6) is four.
6. The hydromechanical cushioning device of claim 1, wherein: the outer wall of the first hydraulic cylinder (1) is fixedly connected with positioning columns (9), and the number of the positioning columns (9) is two.
7. The hydromechanical cushioning device of claim 1, wherein: two ends of the two hydraulic grooves (3) are respectively communicated with the first hydraulic cylinder cavity (2) and the second hydraulic cylinder cavity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679672.4U CN211975578U (en) | 2019-10-09 | 2019-10-09 | Hydraulic mechanical buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921679672.4U CN211975578U (en) | 2019-10-09 | 2019-10-09 | Hydraulic mechanical buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211975578U true CN211975578U (en) | 2020-11-20 |
Family
ID=73353128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921679672.4U Expired - Fee Related CN211975578U (en) | 2019-10-09 | 2019-10-09 | Hydraulic mechanical buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211975578U (en) |
-
2019
- 2019-10-09 CN CN201921679672.4U patent/CN211975578U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 Termination date: 20211009 |
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| CF01 | Termination of patent right due to non-payment of annual fee |