CN220216327U

CN220216327U - Hydraulic plate bending machine

Info

Publication number: CN220216327U
Application number: CN202321951283.9U
Authority: CN
Inventors: 刘新涛; 李江红
Original assignee: Henan Guoqing Environmental Protection Technology Co ltd
Current assignee: Henan Guoqing Environmental Protection Technology Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-12-22
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a hydraulic plate bending machine which comprises a support frame, wherein a support mechanism is arranged above the support frame, and the hydraulic plate bending machine further comprises a bending mechanism which is arranged above the support mechanism. The beneficial effects are that: the bending assembly is used for applying certain pressure to the surface of the metal plate, and then effectively bending the surface of the metal plate, when the metal plate is bent, the bending part of the metal plate is subjected to certain contact force through the pad pressing assembly, so that the bending part of the metal plate is effectively reduced to deform under larger pressure, and the bending part is subjected to rebound phenomenon, so that the bending quality of the metal plate is improved, and the bending speed is accelerated.

Description

Hydraulic plate bending machine

Technical Field

The utility model relates to the field of bending machines, in particular to a hydraulic plate bending machine.

Background

Hydraulic sheet bending machines are a common type of metal working equipment used to bend and bend sheet metal. The bending die provides strong force through the hydraulic system, so that the plate can form a required bending shape under the action of the bending die.

Through contrast patent number CN217912486U an aluminium alloy plate hydraulic bending machine, in this scheme, when bending to sheet metal, sheet metal's bending is in when receiving decurrent extrusion force, and then sheet metal's bending department can receive great extrusion force and thereby take place deformation, and then can lead to bending department to appear the resilience phenomenon when bending department deformation, and then can lead to sheet metal's bending quality to reduce to some extent, exists certain limitation.

Disclosure of Invention

The utility model aims to solve the problems and provide a hydraulic plate bending machine.

The utility model realizes the above purpose through the following technical scheme:

the hydraulic plate bending machine comprises a support frame, wherein a supporting mechanism is arranged below the support frame, and the hydraulic plate bending machine further comprises a bending mechanism which is arranged above the supporting mechanism;

the bending mechanism comprises a bending table, wherein the upper end of the bending table is provided with a V-shaped bending groove, a bending assembly for bending the plate and a pressing assembly for preventing the bending part of the plate from rebounding when the plate is bent;

the cushion pressing assembly comprises a cushion plate which is slidably arranged on the side wall of the bending groove, two symmetrical first sliding grooves are arranged on the side wall of the bending groove, the cushion plate and the corresponding first sliding grooves slide in a sealing mode and enclose a first oil cavity, second compression springs are connected between the cushion plate and the bending table, and the bending assembly is arranged above the cushion pressing assembly and comprises a stamping plate with a V-shaped lower end; the stamping plate is arranged on the supporting frame in a vertically moving manner; a second chute is arranged in the stamping plate; a first sliding column is arranged in the second sliding groove, and a first sealing plate is fixedly arranged at the upper end of the first sliding column; the first sealing plate and the second sliding groove are sealed in a sliding manner, and a second oil cavity is formed by surrounding the first sealing plate and the second sliding groove; the second oil cavity is communicated with the first oil cavity through an oil pipeline, and a blocking assembly is arranged at the lower end of the first sliding column; the blocking component is used for propping against the bending part of the plate, and the lamination state is always kept.

Preferably: the bending assembly further comprises four hydraulic cylinders fixedly arranged above the supporting frame, and the lower ends of the hydraulic cylinders are fixedly connected with the stamping plate.

Preferably: the blocking assembly comprises a top plate fixedly installed at the lower end of the first sliding column, the lower end of the top plate is pointed, and a plurality of first compression springs are connected between the first sealing plate and the stamping plate.

Preferably: the oil delivery pipe is made of telescopic materials.

Preferably: the backing plates are parallel to the side walls of the bending grooves, and the two backing plates are combined with each other to form a V shape with the tip downward.

Preferably: the four hydraulic cylinders are arranged around the center of a circle, the volume of the stamping plate is the same as that of the bending groove, and the first oil cavity, the second oil cavity and the oil delivery pipe are filled with hydraulic oil.

Compared with the prior art, the utility model has the following beneficial effects:

through being provided with the subassembly of bending and pressing with filling up subassembly etc., apply certain pressure to sheet metal surface through the subassembly of bending, and then carry out effectual bending to its surface, when sheet metal is bent, the rethread fills up the subassembly and carries out certain top touch to sheet metal's department of bending, and then the effectual bending that reduces sheet metal takes place deformation under great pressure, takes place the rebound phenomenon in the department of bending to sheet metal's bending quality has been improved, the speed of bending has been accelerated.

Drawings

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

Fig. 1 is a perspective view of a hydraulic plate bender according to the present utility model;

fig. 2 is a schematic structural view of the inside of a slide rail of the hydraulic plate bending machine according to the present utility model;

fig. 3 is a sectional view showing the structure of the inside of a movable table of a hydraulic plate bending machine according to the present utility model;

fig. 4 is a schematic structural view of a bending mechanism of a hydraulic plate bending machine according to the present utility model;

fig. 5 is a structural cross-sectional view of the inside of a punching plate of a hydraulic plate bender according to the present utility model;

fig. 6 is a structural sectional view of the inside of a bending table of a hydraulic plate bending machine according to the present utility model.

The reference numerals are explained as follows:

1. a support frame; 2. a support mechanism; 21. a slide rail; 22. a first telescopic rod; 23. a mobile station; 24. a support plate; 25. a second sliding column; 26. a second telescopic rod; 27. a tension spring; 3. a bending mechanism; 31. a bending table; 32. a backing plate; 33. a hydraulic cylinder; 34. a stamping plate; 35. a top plate; 36. a first compression spring; 37. a second compression spring; 38. a first sliding column; 39. a fixing plate; 310. and (5) an oil delivery pipe.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically 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 utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-6, a hydraulic plate bending machine comprises a support frame 1, a support mechanism 2 for carrying out auxiliary support when bending plates, wherein the support mechanism 2 is positioned above the support frame 1, and further comprises a bending mechanism 3 for punching and bending the plates, and the bending mechanism 3 is positioned above the support mechanism 2;

in this embodiment: the bending mechanism 3 comprises a bending table 31, a base plate 32, a hydraulic cylinder 33, a stamping plate 34, a top plate 35, a first compression spring 36, a second compression spring 37, a first sliding column 38, a fixed plate 39 and an oil delivery pipe 310, wherein the bending table 31 is arranged below the support frame 1, a V-shaped bending groove is formed in the upper side of the bending table 31, two symmetrical first sliding grooves are formed in the side wall of the bending groove, the base plate 32 is slidably arranged in the first sliding grooves, the first sliding grooves and the corresponding base plate 32 are in sealed sliding, the base plate 32 and the side wall of the bending groove are parallel to each other, the two base plates 32 are combined into a V-shaped with downward tips, the second compression spring 37 is connected between the base plate 32 and the first sliding grooves, a first oil cavity is formed between the base plate 32 and the first sliding grooves in a surrounding mode, four hydraulic cylinders 33 are arranged above the support frame 1, the four hydraulic cylinders 33 are circumferentially arranged with circle centers, the stamping plate 34 is fixed at the lower end of the hydraulic cylinders 33, the lower end of the stamping plate 34 is V-shaped, the volume of the stamping plate 34 is the same as that of the bending groove, a second chute is arranged in the stamping plate 34, a first sliding column 38 is slidably arranged in the second chute, a first sealing plate is fixedly arranged at the upper end of the first sliding column 38, the first sealing plate and the second chute slide in a sealing way and enclose a second oil cavity, a plurality of first compression springs 36 are connected between the first sealing plate and the second chute, a top plate 35 is fixedly arranged at the lower end of the first sliding column 38, the lower end of the top plate 35 is pointed, the second oil cavity in the stamping plate 34 is communicated with the first oil cavity in the bending table 31 through an oil delivery pipe 310, the oil delivery pipe 310 is made of a telescopic material, four fixing plates 39 are fixedly connected between the oil delivery pipe 310 and the supporting frame 1, the fixing plates 39 are used for supporting and fixing the oil delivery pipe 310, the first oil cavity, the second oil cavity and the oil delivery pipe 310 are filled with hydraulic oil, the bending assembly is used for applying certain pressure to the surface of the metal plate, so that the surface of the metal plate is effectively bent, and when the metal plate is bent, the pad pressing assembly is used for carrying out certain contact force on the bending position of the metal plate, so that the deformation of the bending position of the metal plate under larger pressure is effectively reduced, and the rebound phenomenon occurs at the bending position, so that the bending quality of the metal plate is improved, and the bending speed is increased;

in this embodiment: the supporting mechanism 2 comprises a sliding rail 21, a first telescopic rod 22, a moving table 23, a supporting plate 24, a second sliding column 25, a second telescopic rod 26 and a tension spring 27, wherein the sliding rail 21 is arranged on two sides of a bending table 31, the sliding rail 21 is fixedly connected with a supporting frame 1, the moving table 23 is arranged in the sliding rail 21 in a sliding manner, the first telescopic rod 22 is arranged between the moving table 23 and the sliding rail 21, the second sliding column 25 is arranged in the moving table 23 in a sliding manner, the second sliding column 25 and the moving table 23 are mutually sealed through a second sealing plate, the second telescopic rod 26 is arranged between the second sealing plate and the moving table 23, the supporting plate 24 is rotatably arranged at the upper end of the second sliding column 25, the tension spring 27 is fixedly connected between the supporting plate 24 and the second sliding column 25, the supporting plate 24 is always attached to a sheet material, the two sides of the sheet material are supported in an auxiliary manner when the sheet material is bent, the first telescopic rod 22 and the second telescopic rod 26 on two sides drive the moving table 23 to move, the second sliding column 25 on the two sides of the moving table through the mutual telescopic action of the first telescopic rod 22 and the second telescopic rod 26 on the two sides, the supporting plate 24 on the second sliding column is enabled to always tilt up with the sheet material through the supporting plate material, and the supporting plate material and the metal surface of the sheet material is bent upwards, and the sheet metal surface is bent, and the sheet metal plate is bent.

Working principle: firstly, place sheet metal at the platform 31 upper end of bending, and then, the rethread pneumatic cylinder 33 promotes the clamp plate 34 and moves down, and then, sheet metal on the platform 31 of bending in the below carries out the punching press and bends, when bending, sheet metal's both sides can upwards warp, and then through the mutual concertina action of first telescopic link 22 and the second telescopic link 26 of both sides, make its inside second slip post 25 of mobile station 23 that drives both sides remove, make the backup pad 24 on its second slip post 25 pass through the effect of extension spring 27 and laminate with sheet metal up the both sides face of perk all the time, and then apply certain holding power to its sheet metal up the both sides face of perk, and then sheet metal up the both sides face of perk and take place the skew phenomenon when sheet metal is bending, when bending, bending department has exerted great pressure, and then bending department can take place certain deformation, and then result in bending department springback phenomenon, and then, make the inside hydraulic oil of its first oil pocket of backing plate 32 enter into the first slip through pipe 310 promotion, and then move down the top plate 35 has been kept to the bending, and then the bending department has improved the quality is moved down, and is bent to the place.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a fluid pressure type panel bender, includes support frame (1), support frame (1) below is provided with supporting mechanism (2), its characterized in that: the bending mechanism (3) is positioned above the supporting mechanism (2);

the bending mechanism (3) comprises a bending table (31), wherein a V-shaped bending groove, a bending assembly for bending the plate and a pressing assembly for preventing the bending part of the plate from rebounding when the plate is bent are formed at the upper end of the bending table (31);

the cushion pressing assembly comprises a cushion plate (32) which is slidably arranged on the side wall of the bending groove, two symmetrical first sliding grooves are formed in the side wall of the bending groove, the cushion plate (32) and the corresponding first sliding grooves slide in a sealing mode and enclose a first oil cavity, second compression springs (37) are connected between the cushion plate (32) and the bending table (31), and the bending assembly is arranged above the cushion pressing assembly and comprises a stamping plate (34) with the lower end in a V shape; the stamping plate (34) is arranged on the supporting frame (1) in a vertically moving way; a second chute is arranged in the stamping plate (34); a first sliding column (38) is arranged in the second sliding groove, and a first sealing plate is fixedly arranged at the upper end of the first sliding column (38); the first sealing plate and the second sliding groove are sealed in a sliding manner, and a second oil cavity is formed by surrounding the first sealing plate and the second sliding groove; the second oil cavity is communicated with the first oil cavity through an oil delivery pipe (310), and a blocking assembly is arranged at the lower end of the first sliding column (38); the blocking component is used for propping against the bending part of the plate, and the lamination state is always kept.

2. A hydraulic plate bender according to claim 1, wherein: the bending assembly further comprises four hydraulic cylinders (33) fixedly arranged above the supporting frame (1), and the lower ends of the hydraulic cylinders (33) are fixedly connected with the stamping plate (34).

3. A hydraulic plate bender according to claim 2, wherein: the blocking assembly comprises a top plate (35) fixedly mounted at the lower end of the first sliding column (38), the lower end of the top plate (35) is pointed, and a plurality of first compression springs (36) are connected between the first sealing plate and the stamping plate (34).

4. A hydraulic plate bender according to claim 3, wherein: the oil delivery pipe (310) is made of a telescopic material.

5. A hydraulic plate bender according to claim 4, wherein: the backing plates (32) are parallel to the side walls of the bending grooves, and the two backing plates (32) are combined with each other to form a V shape with the tip downward.

6. A hydraulic plate bender according to claim 5, wherein: the four hydraulic cylinders (33) are arranged around the center of a circle, the size of the stamping plate (34) is the same as that of the bending groove, and the first oil cavity, the second oil cavity and the oil delivery pipe (310) are filled with hydraulic oil.