CN217654870U - Damping device for electro-hydraulic servo universal testing machine - Google Patents
Damping device for electro-hydraulic servo universal testing machine Download PDFInfo
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- CN217654870U CN217654870U CN202220853808.4U CN202220853808U CN217654870U CN 217654870 U CN217654870 U CN 217654870U CN 202220853808 U CN202220853808 U CN 202220853808U CN 217654870 U CN217654870 U CN 217654870U
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Abstract
The application relates to the field of universal testing machines, and discloses a damping device for an electro-hydraulic servo universal testing machine, which comprises a fixing plate, the fixing plate is arranged below a machine base, a buffering assembly is arranged below the fixing plate, the buffering assembly is abutted to the ground, and the buffering assembly is used for damping the machine base. This application has the noise that reduces frame and ground striking and produce to improve workman's operational environment's effect.
Description
Technical Field
The application relates to the field of universal testing machines, in particular to a damping device for an electro-hydraulic servo universal testing machine.
Background
The microcomputer controlled electro-hydraulic servo universal tester is mainly used for metal and nonmetal tensile, compression and bending tests, and is suitable for the fields of metallurgy, building, light industry, aviation, aerospace, materials, colleges and universities, scientific research units and the like.
Among the correlation technique, chinese utility model patent that the grant publication number is CN212539920U discloses a servo universal tester of electricity liquid, and it includes the frame, is provided with supporting component on the frame, is provided with the centre gripping subassembly in the supporting component, and the centre gripping subassembly is used for adding the test piece and holds to carry out tests such as tensile to the test piece.
To above-mentioned correlation technique, the inventor thinks that when carrying out tensile test to the test piece, the centre gripping subassembly atress produces vibrations for the frame vibrations, frame and ground produce the striking, thereby produce the noise, and then influence workman's operational environment.
SUMMERY OF THE UTILITY MODEL
In order to reduce the noise that frame and ground striking produced to improve workman's operational environment, this application provides a damping device for servo universal testing machine of electricity liquid.
The application provides a pair of damping device for servo universal test machine of electricity liquid adopts following technical scheme:
the utility model provides a damping device for servo universal test machine of electricity liquid, includes the fixed plate, the fixed plate sets up in the frame below, the fixed plate below is provided with the buffering subassembly, buffering subassembly and ground butt, the buffering subassembly is used for carrying out the shock attenuation to the frame.
Through adopting above-mentioned technical scheme, on being fixed in the fixed plate with the frame, when the frame produced vibrations, the buffering subassembly was used for carrying out the shock attenuation to the frame for no longer striking between frame and the ground, thereby reduced the noise that frame and ground striking produced, and then improved workman's operational environment.
Optionally, the buffering assembly comprises a buffering cylinder arranged below the fixing plate, hydraulic oil is arranged in the buffering cylinder, a piston is connected in the buffering cylinder in a sliding mode, and the piston is arranged at the bottom of the fixing plate.
By adopting the technical scheme, when the base drives the fixed plate to vibrate, the fixed plate drives the piston to slide in the buffer cylinder, and hydraulic oil generates resistance to the sliding of the piston, so that the vibration of the base is buffered.
Optionally, the number of the buffer assemblies is four, and the four buffer assemblies are respectively distributed at four corners of the fixing plate.
Through adopting above-mentioned technical scheme, four group's buffering subassemblies distribute in fixed plate four corners respectively to make the buffering subassembly more even to the shock attenuation effect of frame.
Optionally, the piston top is provided with the mounting panel, the mounting panel passes through bolted connection in the fixed plate below, be provided with buffer spring between mounting panel and the cushion cylinder, buffer spring is used for slowing down the impact of mounting panel to the cushion cylinder top surface.
Through adopting above-mentioned technical scheme, when the mounting panel is close to the cushion cylinder under the vibrations of frame, buffer spring is used for slowing down the mounting panel to the impact of cushion cylinder top surface to play the guard action to the cushion cylinder.
Optionally, a plurality of reset springs are arranged below the fixing plate, the reset springs are used for supporting the base, and the bottom of each reset spring is fixedly connected with a supporting pad which is abutted against the ground.
By adopting the technical scheme, the reset spring and the supporting pad are used for sharing the weight of the testing machine, so that the machine base is supported; when the engine base vibrates, the reset spring can also buffer the engine base, so that the impact of the engine base on the ground is relieved.
Optionally, the supporting pad includes the gusset plate and falls the board of making an uproar, gusset plate fixed connection falls the board top of making an uproar, reset spring bottom and gusset plate fixed connection fall the board material of making an uproar and set up to rubber, work as when the supporting pad produced impact with ground, fall the board and be used for reducing the noise that strikes the production.
By adopting the technical scheme, the supporting pad is provided with the reinforcing plate and the noise reduction plate, and the noise reduction plate is made of rubber, so that the supporting pad is buffered, and noise generated when the supporting pad impacts the ground is reduced; the reinforcing plate is used for fixing the return spring, so that the connection stability of the supporting pad and the return spring is improved.
Optionally, a limiting pad is arranged at the top of the reset spring, a fixing bolt is arranged on the limiting pad, a limiting nut is connected to the fixing bolt through threads, and the fixing bolt and the limiting nut are used for locking the fixing plate on the limiting pad.
Through adopting above-mentioned technical scheme, fixing bolt and stop nut are used for locking fixed plate and spacing pad to be connected of fixed plate and spacing pad has been consolidated, and then improved the stability of fixed plate.
Optionally, be provided with the baffle on the fixed plate, the baffle passes through bolted connection with the frame, be provided with a plurality of shock attenuation balls on the fixed plate, work as when the frame pushes away to in the baffle, the shock attenuation ball rotates with the fixed plate to be connected, works as when the frame produces vibrations, the shock attenuation ball is used for buffering the frame.
By adopting the technical scheme, the base is pushed into the baffle plate, the base slides on the damping balls, and the damping balls roll in the fixed plate, so that the resistance for pushing the base is reduced, and the base is further conveniently pushed into the baffle plate; when the base generates vibration, the damping balls buffer the base, so that the vibration of the base is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the base is fixed on the fixing plate, and when the base generates vibration, the buffer assembly is used for damping the base so that the base does not collide with the ground any more, thereby reducing the noise generated by collision between the base and the ground and further improving the working environment of workers;
2. when the machine base drives the fixed plate to vibrate, the fixed plate drives the piston to slide in the buffer cylinder, and hydraulic oil generates resistance to the sliding of the piston, so that the vibration of the machine base is buffered;
3. the supporting pad is provided with a reinforcing plate and a noise reduction plate, and the noise reduction plate is made of rubber, so that the supporting pad is buffered, and the noise generated when the supporting pad impacts the ground is reduced; the reinforcing plate is used for fixing the return spring, so that the connection stability of the supporting pad and the return spring is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a portion of the structure of the embodiment of the present application, which is mainly used for showing the fixing component;
FIG. 3 is a partial cross-sectional view of the embodiment of the present application, primarily illustrating the cushioning assembly;
fig. 4 is a partial structural schematic diagram of the embodiment of the present application, which is mainly used for showing the supporting component.
Description of reference numerals: 1. a machine base; 2. a fixing assembly; 21. a fixing plate; 211. a fixing hole; 22. a baffle plate; 221. a first baffle plate; 222. a second baffle; 23. a movable plate; 24. a shock absorbing ball; 3. a buffer assembly; 31. a piston; 32. a cushion cylinder; 33. mounting a plate; 34. a buffer spring; 4. a support assembly; 41. a return spring; 42. a limiting pad; 421. a reinforcing plate; 422. a noise reduction plate; 43. a support pad; 44. fixing the bolt; 45. and a limiting nut.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses damping device for electro-hydraulic servo universal testing machine.
Referring to fig. 1, the damping device for the electro-hydraulic servo universal testing machine comprises a fixing component 2, a machine base 1 is installed in the fixing component 2, a buffering component 3 and a supporting component 4 are arranged at the bottom of the fixing component 2, the buffering component 3 is used for damping the machine base 1, and the supporting component 4 is used for supporting the machine base 1.
Referring to fig. 1 and 2, the fixing assembly 2 includes a fixing plate 21 horizontally disposed, and a length direction of the fixing plate 21 is parallel to a length direction of the housing 1. Three baffles 22 are fixedly connected to the top of the fixing plate 21, wherein the length directions of the two baffles 22 are parallel to the length direction of the fixing plate 21 and are marked as first baffles 221, the length direction of the other baffle 22 is perpendicular to the length direction of the fixing plate 21 and is marked as second baffles 222, and the second baffles 222 are fixedly connected between the two first baffles 221 and are located at one ends of the two first baffles 221 in the length direction. The other end of one of the second baffles 222 in the length direction is hinged with a movable plate 23, when the base 1 is placed in the baffle 22, the movable plate 23 rotates to abut against the other second baffle 222, and both the baffle 22 and the movable plate 23 are connected with the base 1 through bolts.
Referring to fig. 1 and 2, a plurality of damping balls 24 are rotatably connected to the top surface of the fixing plate 21, the damping balls 24 are uniformly distributed in the baffle plate 22, and the damping balls 24 are made of rubber. When the housing 1 is pushed into the apron 22, the housing 1 slides over the damping balls 24, which causes the damping balls 24 to roll, thereby facilitating the pushing of the housing 1 into the apron 22. The damping balls 24 serve to damp the housing 1 when the housing 1 generates vibration.
The movable plate 23 is opened, the machine base 1 is pushed into the baffle plate 22, the machine base 1 slides on the damping balls 24, when the machine base 1 is pushed to the inner side wall of the baffle plate 22 to be abutted, the movable plate 23 is rotated until the movable plate 23 is abutted with the machine base 1, the baffle plate 22 and the movable plate 23 are both connected with the machine base 1 through bolts, and therefore the machine base 1 is fixed in the baffle plate 22.
Referring to fig. 2 and 3, the cushion members 3 are provided in four groups, and the four groups of cushion members 3 are respectively disposed at four corners of the bottom surface of the fixing plate 21. The buffering component 3 comprises a piston 31 and a buffering cylinder 32, hydraulic oil is arranged in the buffering cylinder 32, the piston 31 is connected in the buffering cylinder 32 in a sliding mode, and the piston 31 and the buffering cylinder 32 are coaxially arranged and are axially and vertically arranged. The top end of the piston 31 is fixedly connected with a mounting plate 33, and the mounting plate 33 is connected with the bottom surface of the fixed plate 21 through bolts. A buffer spring 34 is fixedly connected between the mounting plate 33 and the top surface of the buffer cylinder 32, the buffer spring 34 and the piston 31 are coaxially arranged, and the buffer spring 34 is used for buffering the impact of the mounting plate 33 on the top surface of the buffer cylinder 32.
The mounting plate 33 is connected below the fixing plate 21 through a bolt, when the base 1 vibrates, the base 1 drives the piston 31 to vertically slide in the buffer cylinder 32, and the piston 31 is subjected to resistance of hydraulic oil, so that the vibration of the base 1 is buffered.
Referring to fig. 2 and 4, the supporting members 4 are provided in a plurality of sets, and the plurality of sets of supporting members 4 are uniformly provided along the circumferential direction of the fixing plate 21. The supporting component 4 comprises a return spring 41, the axial direction of the return spring 41 is vertically arranged, a limiting pad 42 is fixedly connected to the top end of the return spring 41, and a supporting pad 43 is fixedly connected to the bottom end of the return spring 41. Spacing pad 42 and supporting pad 43 constitute by gusset plate 421 and noise reduction board 422, and gusset plate 421 and noise reduction board 422 fixed connection fall the noise board 422 material and set up to rubber. The noise reduction plate 422 of the limit pad 42 is positioned above the reinforcing plate 421, the limit pad 42 is abutted against the bottom surface of the fixing plate 21, the limit pad 42 is fixedly connected with a fixing bolt 44, and the length direction of the fixing bolt 44 is parallel to the length direction of the return spring 41. Fixing bolt 44 is provided with fixing hole 211 on the fixed plate 21 correspondingly, threaded connection has stop nut 45 on the fixing bolt 44, and after fixing bolt 44 passed fixing hole 211, stop nut 45 was used for locking fixed plate 21 and spacing pad 42. The reinforcing plate 421 of the supporting pad 43 is located above the noise reduction plate 422, and the return spring 41 is fixedly connected between the reinforcing plate 421 of the limiting pad 42 and the reinforcing plate 421 of the supporting pad 43. The noise reduction plate 422 of the support pad 43 abuts against the ground for reducing noise generated when the support pad 43 impacts the ground.
The fixing bolt 44 passes through the fixing hole 211, the limit pad 42 and the fixing plate 21 are locked by the limit nut 45, and when the housing 1 vibrates, the return spring 41 vibrates, thereby supporting and buffering the housing 1.
The embodiment of the application provides a damping device for electro-hydraulic servo universal testing machine, and the implementation principle is as follows: the mounting plate 33 is bolted to the lower part of the fixing plate 21, the fixing bolt 44 is passed through the fixing hole 211, and the limit pad 42 and the fixing plate 21 are locked by the limit nut 45. The movable plate 23 is opened, the machine base 1 is pushed into the baffle plate 22, the machine base 1 slides on the damping balls 24, when the machine base 1 is pushed to the inner side wall of the baffle plate 22 to be abutted, the movable plate 23 is rotated to the movable plate 23 to be abutted against the machine base 1, the baffle plate 22 and the movable plate 23 are both connected with the machine base 1 through bolts, and therefore the machine base 1 is fixed in the baffle plate 22. When the machine base 1 vibrates, the machine base 1 drives the piston 31 to vertically slide in the buffer cylinder 32, and the piston 31 is subjected to the resistance of hydraulic oil, so that the vibration of the machine base 1 is buffered. When the housing 1 vibrates, the return spring 41 vibrates, thereby supporting and buffering the housing 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a servo damping device for universal tester of electricity liquid which characterized in that: including fixed plate (21), fixed plate (21) set up in frame (1) below, fixed plate (21) below is provided with buffering subassembly (3), buffering subassembly (3) and ground butt, buffering subassembly (3) are used for carrying out the shock attenuation to frame (1).
2. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 1, wherein: buffer unit (3) is including setting up in buffer cylinder (32) of fixed plate (21) below, the built-in hydraulic oil that is equipped with in buffer cylinder (32), sliding connection has piston (31) in buffer cylinder (32), piston (31) set up in fixed plate (21) bottom.
3. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 1, wherein: the buffer assemblies (3) are arranged into four groups, and the four groups of buffer assemblies (3) are respectively distributed at four corners of the fixing plate (21).
4. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 2, wherein: piston (31) top is provided with mounting panel (33), mounting panel (33) pass through bolted connection in fixed plate (21) below, be provided with buffer spring (34) between mounting panel (33) and cushion cylinder (32), buffer spring (34) are used for slowing down the impact of mounting panel (33) to cushion cylinder (32) top surface.
5. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 1, is characterized in that: the fixed plate (21) below is provided with a plurality of reset spring (41), and is a plurality of reset spring (41) are used for supporting frame (1), and are a plurality of equal fixedly connected with supporting pad (43) in reset spring (41) bottom, supporting pad (43) and ground butt.
6. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 5, is characterized in that: the supporting pad (43) comprises a reinforcing plate (421) and a noise reduction plate (422), the reinforcing plate (421) is fixedly connected to the top of the noise reduction plate (422), the bottom of the return spring (41) is fixedly connected with the reinforcing plate (421), the noise reduction plate (422) is made of rubber, and when the supporting pad (43) impacts the ground, the noise reduction plate (422) is used for reducing noise generated by impact.
7. The damping device for the electro-hydraulic servo universal testing machine according to claim 5, is characterized in that: reset spring (41) top is provided with spacing pad (42), be provided with fixing bolt (44) on spacing pad (42), threaded connection has stop nut (45) on fixing bolt (44), fixing bolt (44) and stop nut (45) are used for locking fixed plate (21) on spacing pad (42).
8. The damping device for the electro-hydraulic servo universal testing machine as claimed in claim 1, wherein: be provided with baffle (22) on fixed plate (21), baffle (22) pass through bolted connection with frame (1), be provided with a plurality of shock attenuation balls (24) on fixed plate (21), work as when frame (1) pushes away to in baffle (22), shock attenuation ball (24) are rotated with fixed plate (21) and are connected, work as when frame (1) produces vibrations, shock attenuation ball (24) are used for buffering frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220853808.4U CN217654870U (en) | 2022-04-13 | 2022-04-13 | Damping device for electro-hydraulic servo universal testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220853808.4U CN217654870U (en) | 2022-04-13 | 2022-04-13 | Damping device for electro-hydraulic servo universal testing machine |
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| CN217654870U true CN217654870U (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220853808.4U Active CN217654870U (en) | 2022-04-13 | 2022-04-13 | Damping device for electro-hydraulic servo universal testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855631A (en) * | 2023-03-03 | 2023-03-28 | 济南永明设备仪器有限公司 | Electro-hydraulic servo press-shear experimental device |
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2022
- 2022-04-13 CN CN202220853808.4U patent/CN217654870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855631A (en) * | 2023-03-03 | 2023-03-28 | 济南永明设备仪器有限公司 | Electro-hydraulic servo press-shear experimental device |
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