CN220864828U

CN220864828U - Hydraulic press with buffer structure

Info

Publication number: CN220864828U
Application number: CN202322714250.9U
Authority: CN
Inventors: 杨阳; 孙洁
Original assignee: Wuxi Xiangxuan Hydraulic Equipment Co ltd
Current assignee: Wuxi Xiangxuan Hydraulic Equipment Co ltd
Priority date: 2023-10-09
Filing date: 2023-10-09
Publication date: 2024-04-30
Anticipated expiration: 2033-10-09

Abstract

The utility model discloses a hydraulic press with a buffer structure, which comprises a base, wherein a hydraulic mechanism is arranged at the top of the base, a buffer mechanism is arranged in the base, the buffer mechanism comprises a buffer plate, the buffer plate is connected in the base in a sliding manner, a buffer rod is fixedly arranged at the top of the buffer plate and penetrates through the top wall of the base, and a primary buffer assembly and a secondary buffer assembly are arranged between the buffer plate and the inner bottom wall of the base; this hydraulic press with buffer structure through when fragile object collapses garrulous, the buffer board moves down fast under the huge effect of top stripper plate, and the movable plate also moves down fast, and non-Newtonian fluid can block the movable plate of quick movement and absorb the power that the stripper plate produced this moment to make the stripper plate can not strike below hydraulic platform fast, thereby realized buffering and protection to the stripper plate.

Description

Hydraulic press with buffer structure

Technical Field

The utility model relates to the technical field of hydraulic presses, in particular to a hydraulic press with a buffer structure.

Background

The hydraulic press is a machine which uses hydrostatic pressure and liquid as working medium, is made up according to Pascal principle and is used for transferring energy to machine metal, plastics, rubber, wood and powder products, etc. said hydraulic press is formed from three portions of self-machine (main machine), power system and hydraulic control system, and the hydraulic press is classified into valve hydraulic press, liquid hydraulic press and engineering hydraulic press.

The utility model discloses a "hydraulic press with shock-absorbing structure" of patent publication No. CN217752931U, including main part, brace table and mould board, main part and brace table sliding connection, brace table inboard lower extreme sliding connection has the guide post, both ends all sliding connection have the buffering support about the brace table inboard, the buffering support rotates with the main part to be connected, the one end inboard sliding connection that the main part center was kept away from to the buffering support has the dead lever, dead lever and main part sliding connection, both ends all fixedly connected with first spring about the dead lever, through brace table, guide post, mould board buffering support and the buffering pad that set up, when using, can cushion the brace table through the buffering support, then promote the dead lever on the buffering support, make the dead lever extrude first spring to reduce the vibration of brace table, in order to solve the main part during operation, the too big problem of vibration dynamics, cushion the hydraulic press simultaneously.

To the above-mentioned related problem, when the hydraulic press extrudes the brittle object, the brittle material can directly break at extrusion deformation in-process, and after the object breakage, hydraulic stem and below extrude the head and can the effect down move fast to strike on the base of below, both produce great impact force, and the impact force can not obtain effective buffering, and great impact force can cause base or pressure head damage.

To this end, the present utility model provides a hydraulic machine with a buffering structure to solve the above-mentioned problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a hydraulic machine with a buffer structure, which solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the hydraulic press with the buffer structure comprises a base, wherein a hydraulic mechanism is arranged at the top of the base, a buffer mechanism is arranged in the base, the buffer mechanism comprises a buffer plate, the buffer plate is slidably connected in the base, a buffer rod is fixedly arranged at the top of the buffer plate and penetrates through the top wall of the base, and a primary buffer assembly and a secondary buffer assembly are arranged between the buffer plate and the inner bottom wall of the base;

The first-stage buffer assembly comprises a cylinder, the cylinder is fixedly arranged at the top of the base, an inner rod is connected to the inside of the cylinder in a sliding mode, a movable plate is fixedly arranged on the bottom plate of the inner rod, and a reset spring is sleeved on the outside of the cylinder and the outside of the inner rod.

Preferably: the two ends of the reset spring are respectively fixed at the bottom of the buffer plate and the inner bottom of the base, the moving plate is positioned in the cylinder, and the cylinder is filled with non-Newtonian fluid.

By adopting the technical scheme, the non-Newtonian fluid plays a role in blocking when the inner rod and the moving plate move rapidly.

Preferably: the secondary buffering assembly comprises a bottom shell and a middle rod, wherein the bottom shell is fixedly arranged at the inner bottom of the base, the middle rod is fixedly arranged at the bottom of the buffering plate, and the middle rod is inserted into the bottom shell.

By adopting the technical scheme, when the buffer plate moves, the middle rod moves inside the bottom shell.

Preferably: the inside rotation of bottom shell is connected with the gear, the both sides of intermediate lever are embedded to have the rack, rack and corresponding gear meshing.

By adopting the technical scheme, when the middle rod moves, the gear is driven to rotate through the rack, and the rotation speed of the gear is in direct proportion to the moving speed of the middle rod.

Preferably: the inside fixed mounting of bottom shell has fixed sleeve, the equal fixed mounting in both sides of gear has the commentaries on classics piece, the commentaries on classics piece rotates the inside of connecting at corresponding fixed sleeve.

By adopting the technical scheme, the fixed sleeve and the rotating block support the gear, and the rotation of the gear is not affected.

Preferably: the clamping groove is formed in the inner wall of the fixed sleeve, and the clamping block is elastically connected to the inside of the rotating block through a spring.

By adopting the technical scheme, the rotating block is fixed with the fixed sleeve through the clamping block clamped inside the gear, so that the gear is prevented from rotating.

Preferably: the hydraulic mechanism comprises a top plate, a supporting rod is fixedly arranged between the bottom of the top plate and the top of the base, a hydraulic cylinder is fixedly arranged in the top plate, an extrusion plate is fixedly arranged at the bottom of the hydraulic cylinder, and the supporting rod penetrates through four corners of the extrusion plate.

By adopting the technical scheme, the extrusion plate is driven to move up and down through the hydraulic cylinder, and objects are processed through the extrusion plate.

Preferably: the top fixed mounting of base has hydraulic platform, the buffer rod is located hydraulic platform's outside.

By adopting the technical scheme, the object is placed on the hydraulic platform, and the buffer rod at the outer side moves downwards along with the extrusion plate synchronously when the object is processed.

Advantageous effects

The utility model provides a hydraulic machine with a buffer structure. Compared with the prior art, the method has the following beneficial effects:

1. This hydraulic press with buffer structure through when fragile object collapses garrulous, the buffer board moves down fast under the huge effect of top stripper plate, and the movable plate also moves down fast, and non-Newtonian fluid can block the movable plate of quick movement and absorb the power that the stripper plate produced this moment to make the stripper plate can not strike below hydraulic platform fast, thereby realized buffering and protection to the stripper plate.

2. This hydraulic press with buffer structure, when unable impact force that produces through the non-Newtonian fluid absorption stripper plate, the buffer plate continues to move down fast this moment, drives the intermediate lever and moves down to through rack drive gear fast rotation, when the gear fast rotates, under the effect of centrifugal force, the fixture block outwards removes and the joint is inside the draw-in groove, and the gear is locked this moment, thereby locks the intermediate lever through gear and rack, thereby further cushion the stripper plate, has realized buffering and protection's effect.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.

FIG. 1 is a perspective view of the external structure of the present utility model;

FIG. 2 is a perspective view of the base portion structure of the present utility model;

FIG. 3 is a perspective view of the internal structure of the base of the present utility model;

FIG. 4 is a schematic view of the internal structure of the primary buffer assembly of the present utility model;

FIG. 5 is a cross-sectional view of the internal structure of the secondary cushion assembly of the present utility model;

fig. 6 is a cross-sectional view of the outside structure of the gear of the present utility model.

1, A base; 2. a hydraulic mechanism; 21. a top plate; 22. an extrusion plate; 23. a support rod; 24. a hydraulic cylinder; 25. a hydraulic platform; 3. a buffer mechanism; 31. a buffer rod; 32. a buffer plate; 33. a primary buffer assembly; 331. a cylinder; 332. an inner rod; 333. a return spring; 334. a moving plate; 34. a secondary buffer assembly; 341. a bottom shell; 342. an intermediate lever; 343. a rack; 344. a gear; 345. a fixed sleeve; 346. a clamping groove; 347. a rotating block; 348. and (5) clamping blocks.

Detailed Description

It should be noted that, in the description of the embodiments of the present application, the terms "front, rear", "left, right", "upper, lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The application is further illustrated by the figures and examples.

Referring to fig. 1 to 6, an embodiment of the present application provides a hydraulic press having a buffering structure, including a base 1, a hydraulic mechanism 2 is disposed at the top of the base 1, a buffering mechanism 3 is disposed inside the base 1, the buffering mechanism 3 includes a buffering plate 32, the buffering plate 32 is slidably connected inside the base 1, a buffering rod 31 is fixedly mounted at the top of the buffering plate 32, the buffering rod 31 penetrates through the top wall of the base 1, and a primary buffering assembly 33 and a secondary buffering assembly 34 are disposed between the buffering plate 32 and the inner bottom wall of the base 1;

The primary buffer assembly 33 includes a cylinder 331, the cylinder 331 is fixedly mounted at the top of the base 1, an inner rod 332 is slidably connected inside the cylinder 331, a moving plate 334 is fixedly mounted on a bottom plate of the inner rod 332, and a return spring 333 is sleeved on the outer sides of the cylinder 331 and the inner rod 332.

The hydraulic mechanism 2 comprises a top plate 21, a supporting rod 23 is fixedly arranged between the bottom of the top plate 21 and the top of the base 1, a hydraulic cylinder 24 is fixedly arranged in the top plate 21, an extrusion plate 22 is fixedly arranged at the bottom of the hydraulic cylinder 24, and the supporting rod 23 penetrates through four corners of the extrusion plate 22.

The hydraulic platform 25 is fixedly installed at the top of the base 1, and the buffer rod 31 is located on the outer side of the hydraulic platform 25.

In this embodiment, when the object is extruded, the object is placed on the hydraulic platform 25, the hydraulic cylinder 24 is started, the extrusion plate 22 is driven to move downwards by the hydraulic cylinder 24, and when the extrusion plate 22 moves downwards, the extrusion plate 22 is supported and positioned by the support rod 23, so that the extrusion plate 22 moves downwards more stably, and when the object contacts with an irregular surface, the object on the hydraulic platform 25 can still move stably, and the object on the hydraulic platform 25 is processed by the extrusion plate 22.

Referring to fig. 1 to 6, in one aspect of the present embodiment, both ends of the return spring 333 are fixed to the bottom of the buffer plate 32 and the inner bottom of the base 1, respectively, and the moving plate 334 is located inside the cylinder 331, and the inside of the cylinder 331 is filled with a non-newtonian fluid.

The secondary buffer assembly 34 includes a bottom case 341 and an intermediate rod 342, the bottom case 341 is fixedly installed at the inner bottom of the base 1, the intermediate rod 342 is fixedly installed at the bottom of the buffer plate 32, and the intermediate rod 342 is inserted into the bottom case 341.

The inside of the bottom case 341 is rotatably connected with a gear 344, and racks 343 are embedded in both sides of the middle bar 342, and the racks 343 are engaged with the corresponding gears 344.

The inside of the bottom shell 341 is fixedly provided with a fixed sleeve 345, both sides of the gear 344 are fixedly provided with rotating blocks 347, and the rotating blocks 347 are rotatably connected inside the corresponding fixed sleeve 345.

The inner wall of the fixed sleeve 345 is provided with a clamping groove 346, and the inside of the rotating block 347 is elastically connected with a clamping block 348 through a spring.

In this embodiment, when the extrusion plate 22 extrudes an object, the extrusion plate 22 pushes the buffer rod 31 and the buffer plate 32 below to move down slowly, the buffer plate 32 moves down to drive the inner rod 332 below and the moving plate 334 below to move down, the non-newtonian fluid inside the cylinder 331 does not block the movement of the moving plate 334 because the moving plate 334 moves down slowly, when the extruded object is a brittle object, and when the brittle object breaks down, the buffer plate 32 moves down rapidly under the huge force of the extrusion plate 22 above, and the moving plate 334 also moves down rapidly, at this time, the non-newtonian fluid blocks the moving plate 334 moving rapidly and absorbs the force generated by the extrusion plate 22, so that the extrusion plate 22 does not strike the hydraulic platform 25 below rapidly, thereby realizing the buffering and protection of the extrusion plate 22; when the hardness of the brittle material is large and the brittle material is broken, the non-newton fluid can not absorb the impact force generated by the extrusion plate 22, at this time, the buffer plate 32 continues to move down rapidly, the middle rod 342 is driven to move down, and the gear 344 is driven to rotate rapidly through the rack 343, when the gear 344 rotates rapidly, the clamping block 348 moves outwards and is clamped inside the clamping groove 346 under the action of centrifugal force, at this time, the gear 344 is locked, so that the middle rod 342 is locked with the rack 343 through the gear 344, and the extrusion plate 22 is further buffered, and the effects of buffering and protection are achieved.

All the electric equipment in this scheme all carry out the power supply through external power supply.

Working principle: when an object is extruded, the object is placed on the hydraulic platform 25, the hydraulic cylinder 24 is started, the extrusion plate 22 is driven to move downwards through the hydraulic cylinder 24, when the extrusion plate 22 moves downwards, the extrusion plate 22 is supported and positioned through the supporting rod 23, so that the extrusion plate 22 moves downwards more stably, and can still move stably when the object contacts with an irregular object on the surface, the extrusion plate 22 processes the object on the hydraulic platform 25, when the extrusion plate 22 extrudes the object, the extrusion plate 22 pushes the buffer rod 31 and the buffer plate 32 below to move downwards slowly, the buffer plate 32 moves downwards to drive the inner rod 332 below and the moving plate 334 below, and the non-Newtonian fluid in the cylinder 331 does not block the movement of the moving plate 334, when the extrusion object is a brittle object, and when the brittle object is broken, the buffer plate 32 moves downwards rapidly under the action of the upper extrusion plate 22, the non-Newtonian fluid blocks the moving plate 334 and absorbs the force generated by the extrusion plate 22, so that the extrusion plate 22 cannot impact the Newtonian platform 25 and the Newtonian platform 25 quickly, thereby realizing the protection of the impact on the hydraulic platform 22; when the hardness of the brittle material is large and the brittle material is broken, the non-newton fluid can not absorb the impact force generated by the extrusion plate 22, at this time, the buffer plate 32 continues to move down rapidly, the middle rod 342 is driven to move down, and the gear 344 is driven to rotate rapidly through the rack 343, when the gear 344 rotates rapidly, the clamping block 348 moves outwards and is clamped inside the clamping groove 346 under the action of centrifugal force, at this time, the gear 344 is locked, so that the middle rod 342 is locked with the rack 343 through the gear 344, and the extrusion plate 22 is further buffered, and the effects of buffering and protection are achieved.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Hydraulic press with buffer structure, including base (1), its characterized in that: the hydraulic buffer device is characterized in that a hydraulic mechanism (2) is arranged at the top of the base (1), a buffer mechanism (3) is arranged in the base (1), the buffer mechanism (3) comprises a buffer plate (32), the buffer plate (32) is slidably connected in the base (1), a buffer rod (31) is fixedly arranged at the top of the buffer plate (32), the buffer rod (31) penetrates through the top wall of the base (1), and a primary buffer assembly (33) and a secondary buffer assembly (34) are arranged between the buffer plate (32) and the inner bottom wall of the base (1);

The primary buffer assembly (33) comprises a cylinder (331), the cylinder (331) is fixedly arranged at the top of the base (1), an inner rod (332) is connected to the cylinder (331) in a sliding mode, a movable plate (334) is fixedly arranged on the bottom plate of the inner rod (332), and a reset spring (333) is sleeved on the outer sides of the cylinder (331) and the inner rod (332).

2. A hydraulic machine with a buffer structure according to claim 1, characterized in that: the two ends of the return spring (333) are respectively fixed at the bottom of the buffer plate (32) and the inner bottom of the base (1), the moving plate (334) is positioned inside the cylinder (331), and the cylinder (331) is filled with non-Newtonian fluid.

3. A hydraulic machine with a buffer structure according to claim 1, characterized in that: the secondary buffer assembly (34) comprises a bottom shell (341) and a middle rod (342), wherein the bottom shell (341) is fixedly installed at the inner bottom of the base (1), the middle rod (342) is fixedly installed at the bottom of the buffer plate (32), and the middle rod (342) is inserted into the bottom shell (341).

4. A hydraulic machine with a buffer structure according to claim 3, characterized in that: the inside of the bottom shell (341) is rotatably connected with a gear (344), racks (343) are embedded in two sides of the middle rod (342), and the racks (343) are meshed with the corresponding gears (344).

5. The hydraulic machine with a buffer structure of claim 4, wherein: the inside fixed mounting of bottom shell (341) has fixed sleeve (345), both sides of gear (344) are fixed mounting has commentaries on classics piece (347), commentaries on classics piece (347) rotate the inside of connecting at corresponding fixed sleeve (345).

6. A hydraulic machine with cushioning structure according to claim 5, wherein: the inner wall of the fixed sleeve (345) is provided with a clamping groove (346), and the inside of the rotating block (347) is elastically connected with a clamping block (348) through a spring.

7. A hydraulic machine with a buffer structure according to claim 1, characterized in that: the hydraulic mechanism (2) comprises a top plate (21), a supporting rod (23) is fixedly installed between the bottom of the top plate (21) and the top of the base (1), a hydraulic cylinder (24) is fixedly installed in the top plate (21), an extrusion plate (22) is fixedly installed at the bottom of the hydraulic cylinder (24), and the supporting rod (23) penetrates through four corners of the extrusion plate (22).

8. The hydraulic machine with a buffer structure of claim 6, wherein: the hydraulic platform (25) is fixedly arranged at the top of the base (1), and the buffer rod (31) is positioned at the outer side of the hydraulic platform (25).