Bending workbench for local adjustment of bending center

Abstract

The utility model discloses a bending workbench for local adjustment of a bending center, and belongs to the technical field of bending machines. The bending workbench for local adjustment of the bending center comprises a workbench body, a bending die and a limiting bottom plate, an integrally-formed bottom through opening is formed in the middle of the workbench body, and guide sliding rails are installed on the two sides of the bottom through opening. The bending workbench solves the problems that an existing bending workbench is single in structure, incapable of adapting to plates with different thicknesses and common in practicability in the actual using process, the speed reducer is adjusted to drive the threaded lead screw to rotate, the threaded lead screw drives the telescopic frame and the bending die to move, and the bending workbench can be used for bending plates with different thicknesses by moving the bending die. The middle distance of the bending die is adjusted, so that the internal width of the die is adjusted to adapt to plates with different thicknesses, the adaptability is improved, and in the bending work, the impact force is buffered through the pressure spring, the workbench is protected, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a bending workbench used for local adjustment of a bending center. Background Art

[0002] A bending machine is a device that can bend thin plates and parts, and is mainly composed of a bracket, a workbench and a clamping plate. The workbench in the prior art is fixed and cannot meet the requirements of local center position adjustment.

[0003] The Chinese patent with the announcement number CN220072890U discloses a partially adjustable bending machine workbench, which relates to the technical field of bending machines, including a workbench unit 1, a workbench adjustment device is installed at the right end of the workbench unit 1, a workbench unit 2 is fixedly installed at the right end of the workbench adjustment device, and a thin plate fixing device is fixedly installed on the top of the workbench unit 1 and the workbench unit 2. The patent can adjust the length between the two workbenches according to the length of the bent thin plate by installing the workbench adjustment device, so that both ends of the thin plate are fixed in the thin plate fixing device, and the gear is rotated by shaking the crank, and the rotating gear drives the rack plate to move, so that the workbench unit 2 at one end can be moved until it is adjusted to a suitable position, which is more convenient for the subsequent bending of the thin plate, and the thin plate fixing device is installed, and the workbench is adjusted to clamp and fix both ends of the thin plate through the thin plate fixing device to maintain stability during bending.

[0004] In actual use, the bending workbench of the above patent has a single structure and cannot adapt to plates of different thicknesses, and its practicality is average; therefore, it does not meet existing needs. In this regard, we propose a bending workbench for local adjustment of the bending center. Utility Model Content

[0005] The utility model aims to provide a bending workbench for local adjustment of the bending center, which solves the problem that the bending workbench proposed in the above background technology has a single structure, cannot adapt to plates of different thicknesses, and has general practicality during actual use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bending workbench for local adjustment of the bending center, comprising a workbench body, a bending die and a limiting bottom plate, wherein the bending die is arranged in the middle of the workbench body, and the limiting bottom plate is installed at the lower end of the middle of the workbench body;

[0007] An integrally formed bottom opening is arranged in the middle of the workbench body, and guide rails are installed on both sides of the bottom opening, and the bending mold passes through the guide rails and is slidably connected to the workbench body.

[0008] Preferably, the guide rail is welded to the workbench body, and an integrally formed guide opening is provided inside the bending mold, and the guide rail passes through the guide opening and is slidably connected to the guide opening.

[0009] Preferably, a support frame is installed below the workbench body, a hydraulic cylinder is installed on the upper end of the support frame, and two ends of the hydraulic cylinder are fixedly connected to the limiting bottom plate and the support frame respectively.

[0010] Preferably, an integrally formed bending surface is provided at the upper end of the bending die, a telescopic frame is installed at the rear end of the bending die, a reducer is installed on one side of the telescopic frame, and the telescopic frame is fixedly connected to the bending die.

[0011] Preferably, a threaded screw is fixedly mounted on the motor shaft of the reducer via a coupling, a threaded sleeve is provided inside the telescopic frame, and the threaded screw extends into the inside of the threaded sleeve and is threadedly connected to the threaded sleeve.

[0012] Preferably, a first spring plate is installed at the upper end of the limiting base plate, a second spring plate is arranged at the upper end of the first spring plate, the second spring plate extends to the interior of the first spring plate and is slidably connected to the first spring plate, the first spring plate extends to the interior of the limiting base plate and is slidably connected to the limiting base plate, and pressure springs are installed inside the limiting base plate and inside the first spring plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model drives the threaded screw to rotate by adjusting the reducer according to the different thicknesses of the plates, and the threaded screw drives the telescopic frame and the bending mold to move. The distance between the bending molds is adjusted by moving the bending molds, so that the internal width of the mold can be adjusted to adapt to the plates of different thicknesses, improve adaptability, and has a simple structure and stable position.

[0015] 2. After the bending mold of the utility model is adjusted, the position of the bottom opening is adjusted so that the first spring plate and the second spring plate pop out of the limiting bottom plate, and the position of the limiting bottom plate is adjusted by the hydraulic cylinder so that the first spring plate and the second spring plate can support and limit the bottom of the mold, thereby adapting to different types of bending work. During the bending work, the pressure spring is used to buffer the impact force, protect the workbench, and extend the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an axonometric view of the side view of the utility model;

[0017] Figure 2 An axonometric view of the utility model after adjustment;

[0018] Figure 3 For this utility model Figure 2 A partial enlarged view of area A in the middle;

[0019] Figure 4 It is an axonometric view of the utility model when viewed from above.

[0020] In the figure: 1. workbench body; 101. guide rail; 102. bottom opening; 103. support frame; 104. hydraulic cylinder; 2. bending die; 201. bending surface; 202. guide opening; 3. reducer; 301. threaded screw; 302. telescopic frame; 4. limiting bottom plate; 401. first spring plate; 402. second spring plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In order to solve the problem that the existing bending workbench has a single structure, cannot adapt to plates of different thicknesses, and has general practicality during actual use, please refer to Figure 1 - Figure 2 , this embodiment provides the following technical solutions:

[0023] A bending workbench for local adjustment of the bending center, comprising a workbench body 1, a bending die 2 and a limiting bottom plate 4, wherein the bending die 2 is arranged in the middle of the workbench body 1, and the limiting bottom plate 4 is installed at the lower end of the middle of the workbench body 1;

[0024] An integrally formed bottom opening 102 is provided in the middle of the workbench body 1, and guide rails 101 are installed on both sides of the bottom opening 102. The bending mold 2 passes through the guide rails 101 and is slidably connected to the workbench body 1. The guide rails 101 are welded to the workbench body 1, and an integrally formed guide opening 202 is provided inside the bending mold 2. The guide rails 101 pass through the guide opening 202 and are slidably connected to the guide opening 202. The internal width of the mold can be adjusted to adapt to plates of different thicknesses, thereby improving adaptability. The structure is simple and the position is stable.

[0025] An integrally formed bending surface 201 is provided at the upper end of the bending die 2, a telescopic frame 302 is installed at the rear end of the bending die 2, a reducer 3 is installed on one side of the telescopic frame 302, the telescopic frame 302 is fixedly connected to the bending die 2, a threaded screw 301 is fixedly installed on the motor shaft of the reducer 3 through a coupling, a threaded sleeve is provided inside the telescopic frame 302, the threaded screw 301 extends to the inside of the threaded sleeve and is threadedly connected to the threaded sleeve, according to the different thickness of the plate, by adjusting the reducer 3, the threaded screw 301 is driven to rotate, the threaded screw 301 drives the telescopic frame 302 and the bending die 2 to move, and the distance in the middle of the bending die 2 is adjusted by moving the bending die 2.

[0026] Specifically, according to the different thicknesses of the plates, the reducer 3 is adjusted to drive the threaded screw 301 to rotate, and the threaded screw 301 drives the telescopic frame 302 and the bending mold 2 to move. By moving the bending mold 2, the distance in the middle of the bending mold 2 is adjusted, so that the internal width of the mold can be adjusted to adapt to plates of different thicknesses, improve adaptability, and have a simple structure and stable position.

[0027] In order to solve the problem that the existing bending workbench has general position stability during actual use and cannot meet the long-term use requirements, please refer to Figure 2 - Figure 4 , this embodiment provides the following technical solutions:

[0028] A support frame 103 is installed below the workbench body 1, and a hydraulic cylinder 104 is installed on the upper end of the support frame 103. The two ends of the hydraulic cylinder 104 are fixedly connected to the limiting base plate 4 and the support frame 103 respectively. The position of the limiting base plate 4 is adjusted by the hydraulic cylinder 104, so that the first spring plate 401 and the second spring plate 402 can support and limit the bottom of the mold.

[0029] A first spring plate 401 is installed at the upper end of the limiting bottom plate 4, and a second spring plate 402 is arranged at the upper end of the first spring plate 401. The second spring plate 402 extends to the interior of the first spring plate 401 and is slidably connected to the first spring plate 401. The first spring plate 401 extends to the interior of the limiting bottom plate 4 and is slidably connected to the limiting bottom plate 4. Pressure springs are installed inside the limiting bottom plate 4 and inside the first spring plate 401. After the bending mold 2 is adjusted, the position of the bottom opening 102 is adjusted so that the first spring plate 401 and the second spring plate 402 pop out of the limiting bottom plate 4. The first spring plate 401 and the second spring plate 402 can support and limit the bottom of the mold, thereby adapting to different types of bending work. During the bending work, the pressure spring buffers the impact force, protects the workbench, and extends the service life.

[0030] Specifically, after the bending mold 2 is adjusted, the position of the bottom opening 102 is adjusted so that the first spring plate 401 and the second spring plate 402 pop out of the limiting bottom plate 4, and the position of the limiting bottom plate 4 is adjusted by the hydraulic cylinder 104, so that the first spring plate 401 and the second spring plate 402 can support and limit the bottom of the mold, thereby adapting to different types of bending work. During the bending work, the pressure spring is used to buffer the impact force, protect the workbench, and extend the service life.

[0031] Working principle: When in use, according to the different thickness of the plate, the reducer 3 is adjusted to drive the threaded screw 301 to rotate, and the threaded screw 301 drives the telescopic frame 302 and the bending mold 2 to move. The bending mold 2 is moved to adjust the distance in the middle of the bending mold 2, so that the internal width of the mold is adjusted to adapt to the plates of different thicknesses, improve adaptability, and have a simple structure and stable position. After the bending mold 2 is adjusted, the position of the bottom opening 102 is adjusted, so that the first spring plate 401 and the second spring plate 402 pop out the limiting bottom plate 4 to support the mold, and the upper mold is driven downward by the punching machine to bend the plate. The position of the limiting bottom plate 4 is adjusted by the hydraulic cylinder 104, so that the first spring plate 401 and the second spring plate 402 can support and limit the bottom of the mold, thereby adapting to different types of bending work. During the bending work, the pressure spring is used to buffer the impact force, protect the workbench, and extend the service life.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A bending workbench for local adjustment of the bending center, comprising a workbench body (1), a bending die (2) and a limiting bottom plate (4), characterized in that: The bending die (2) is arranged in the middle of the workbench body (1), the limiting base plate (4) is installed at the lower end in the middle of the workbench body (1), an integrally formed bottom opening (102) is arranged in the middle of the workbench body (1), and guide rails (101) are installed on both sides of the bottom opening (102), and the bending die (2) passes through the guide rails (101) and is slidably connected to the workbench body (1).

2. A bending workbench for local adjustment of the bending center according to claim 1, characterized in that: The guide rail (101) is welded to the workbench body (1), and an integrally formed guide opening (202) is provided inside the bending die (2), and the guide rail (101) passes through the guide opening (202) and is slidably connected to the guide opening (202).

3. A bending workbench for local adjustment of the bending center according to claim 1, characterized in that: A support frame (103) is installed below the workbench body (1), a hydraulic cylinder (104) is installed at the upper end of the support frame (103), and two ends of the hydraulic cylinder (104) are respectively fixedly connected to the limiting bottom plate (4) and the support frame (103).

4. A bending workbench for local adjustment of the bending center according to claim 1, characterized in that: An integrally formed bending surface (201) is provided at the upper end of the bending die (2), a telescopic frame (302) is installed at the rear end of the bending die (2), a reducer (3) is installed on one side of the telescopic frame (302), and the telescopic frame (302) is fixedly connected to the bending die (2).

5. A bending workbench for local adjustment of the bending center according to claim 4, characterized in that: The motor shaft of the reducer (3) is fixedly mounted with a threaded screw (301) via a coupling, a threaded sleeve is provided inside the telescopic frame (302), and the threaded screw (301) extends into the inside of the threaded sleeve and is threadedly connected to the threaded sleeve.

6. A bending workbench for local adjustment of the bending center according to claim 1, characterized in that: A first spring plate (401) is installed at the upper end of the limiting bottom plate (4), a second spring plate (402) is arranged at the upper end of the first spring plate (401), the second spring plate (402) extends to the interior of the first spring plate (401) and is slidably connected to the first spring plate (401), the first spring plate (401) extends to the interior of the limiting bottom plate (4) and is slidably connected to the limiting bottom plate (4), and pressure springs are installed inside the limiting bottom plate (4) and inside the first spring plate (401).

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