Bending machine convenient to limit

Abstract

The utility model relates to the technical field of bending machines, and discloses a bending machine convenient to limit, which comprises a working table, an air cylinder is fixedly arranged on the working table, an extrusion block is fixedly arranged at the output end of the air cylinder, a stop lever is fixedly arranged on the working table, a fixed frame is fixedly arranged on the working table, and a limiting block is fixedly arranged on the fixed frame. A fixing mechanism is arranged on the fixing frame, a limiting mechanism is arranged on the fixing frame, the fixing mechanism comprises a bearing block, the bearing block is in sliding connection with the inner wall of the fixing frame, and the bottom wall of the bearing block is fixedly connected with one end of a bearing spring. According to the bending machine convenient to limit, a clamping plate in the fixing mechanism moves downwards to clamp and fix a steel bar, meanwhile, the outer wall of the end of an extrusion plate is extruded through the outer wall of the steel bar, the side portion of the steel bar can be extruded when the extrusion plate rotates, and the two sides of the steel bar are clamped and fixed through the two extrusion plates, so that loosening can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a bending machine which is convenient for position limiting. Background Art

[0002] Sheet metal parts are thin plate hardware parts, that is, parts that can be processed by stamping, bending, stretching and other means. Press brakes are very common equipment in the bending process of sheet metal parts. They are machines that can bend thin plates, and their structure mainly includes a bracket, a workbench and a clamping plate. The workbench is placed on the bracket. The workbench consists of a base and a pressure plate. The base is connected to the clamping plate by a hinge, and it has the advantages of compact structure.

[0003] The bending machine needs to fix the position of the steel bar during use. The existing method generally requires the steel bar to be fixed by screwing the threaded rod, which needs to be loosened again after bending. This is inconvenient when processing in batches and delays work efficiency. In view of this, we need a bending machine that is easy to limit. Utility Model Content

[0004] The purpose of the utility model is to provide a bending machine which is convenient for limiting position, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a bending machine that is easy to limit, including a workbench, a cylinder is fixedly installed on the workbench, an extrusion block is fixedly installed on the output end of the cylinder, a stopper is fixedly installed on the workbench, a fixed frame is fixedly installed on the workbench, a fixing mechanism is arranged on the fixed frame, a limiting mechanism is arranged on the fixed frame, and the fixing mechanism includes:

[0006] A bearing block, wherein the bearing block is slidably connected to the inner wall of the fixed frame, the bottom wall of the bearing block is fixedly connected to one end of a bearing spring, and the other end of the bearing spring is fixedly connected to the inner wall of the fixed frame;

[0007] A support rod, one end of which is fixedly connected to the outer wall of the bearing block, and a push plate is fixedly mounted on the other end of the support rod.

[0008] Preferably, a fixing rod is fixedly mounted on the bottom wall of the push plate, a clamping plate is fixedly mounted on the end of the fixing rod, and the clamping plate is arranged in an arc shape.

[0009] Preferably, a rotating rod is rotatably connected to the inner wall of the clamping plate, a torsion spring is sleeved on the outer wall of the rotating rod, one end of the torsion spring is fixedly connected to the outer wall of the rotating rod, and the other end of the torsion spring is fixedly connected to the inner wall of the clamping plate.

[0010] Preferably, an extrusion plate is fixedly passed through the interior of the rotating rod, and the extrusion plate is arranged in an arc shape.

[0011] Preferably, the limiting mechanism comprises an elastic plate, the elastic plate is fixedly mounted on the bottom wall of the push plate, a clamping block is fixedly mounted on the outer wall of the elastic plate, and the lower portion of the clamping block is arranged in an arc shape.

[0012] Preferably, a card slot is provided on the outer wall of the fixing frame, and the card slot is located at the bottom of the card block.

[0013] Compared with the prior art, the utility model provides a bending machine that is easy to limit, and has the following

[0014] Beneficial effects:

[0015] 1. The bending machine which is easy to limit clamps and fixes the steel bar by moving the clamping plate in the fixing mechanism downward, and at the same time squeezes the outer wall of the end of the extrusion plate through the outer wall of the steel bar, so that the side of the steel bar can be squeezed when the extrusion plate rotates, and the two sides of the steel bar are clamped and fixed by the two extrusion plates to prevent loosening.

[0016] 2. The bending machine which is convenient for limiting the position drives the arc surface of the card block on the outer wall to move downward and be squeezed by the outer wall of the fixed frame through the elastic plate in the limiting mechanism, so that the card block can drive the elastic plate to deform so that the limit is released, which makes it convenient for the card block to be connected to the inside of the card slot, so that the clamping plate can stably clamp and fix the steel bar. At the same time, by pushing the elastic plate to move the card block out of the card slot, the limit can be released to facilitate the removal of the bent steel bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall front view structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle;

[0019] Figure 3 It is a partial structural schematic diagram of the utility model;

[0020] Figure 4 For this utility model Figure 3 A magnified schematic diagram of structure B in the middle.

[0021] In the figure: 1. workbench; 2. cylinder; 3. extrusion block; 4. stop rod; 5. fixed frame; 6. fixing mechanism; 61. load-bearing block; 62. support rod; 63. push plate; 64. fixing rod; 65. clamping plate; 66. load-bearing spring; 67. rotating rod; 68. torsion spring; 69. extrusion plate; 7. limiting mechanism; 71. elastic plate; 72. clamping block; 73. clamping slot. DETAILED DESCRIPTION

[0022] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a bending machine that is easy to limit, including a workbench 1, a cylinder 2 is fixedly installed on the workbench 1, an extrusion block 3 is fixedly installed on the output end of the cylinder 2, a blocking rod 4 is fixedly installed on the workbench 1, a fixed frame 5 is fixedly installed on the workbench 1, a fixing mechanism 6 is arranged on the fixed frame 5, and a limiting mechanism 7 is arranged on the fixed frame 5.

[0023] In this embodiment, a fixing mechanism 6 is provided on the fixing frame 5, and the steel bar is clamped and fixed by the downward movement of the clamping plate 65 in the fixing mechanism 6. At the same time, the end outer wall of the extrusion plate 69 is squeezed by the outer wall of the steel bar, and the extrusion plate 69 can be rotated to squeeze the side of the steel bar. The two extrusion plates 69 clamp and fix the two sides of the steel bar to prevent loosening.

[0024] In this embodiment, a limiting mechanism 7 is provided on the fixed frame 5, and the elastic plate 71 in the limiting mechanism 7 drives the arc surface of the clamping block 72 on the outer wall to move downward and be squeezed by the outer wall of the fixed frame 5, so that the clamping block 72 can drive the elastic plate 71 to deform so that the limit is released, so that the clamping block 72 is convenient for clamping into the interior of the clamping groove 73, so that the clamping plate 65 can stably clamp and fix the steel bar. At the same time, by pushing the elastic plate 71 to move the clamping block 72 out of the interior of the clamping groove 73, the limit can be released to facilitate the removal of the bent steel bar.

[0025] The above-mentioned fixing mechanism 6 includes a bearing block 61, which is slidably connected to the inner wall of the fixing frame 5, the bottom wall of the bearing block 61 is fixedly connected to one end of a bearing spring 66, and the other end of the bearing spring 66 is fixedly connected to the inner wall of the fixing frame 5. The bearing block 61 can drive the push plate 63 on the support rod 62 to move upward through the elastic force of the bearing spring 66, the outer wall of the bearing block 61 is fixedly connected to one end of the support rod 62, and the push plate 63 is fixedly installed on the other end of the support rod 62, and a fixing rod 64 is fixedly installed on the bottom wall of the push plate 63, and a clamping plate 65 is fixedly installed on the end of the fixing rod 64, and the clamping plate 65 is set in an arc shape. The push plate 63 drives the clamping plate 65 at the end of the fixing rod 64 to move downward to clamp and fix the steel bar. A rotating rod 67 is rotatably connected to the inner wall of the clamping plate 65, and a torsion spring 68 is sleeved on the outer wall of the rotating rod 67. One end of the torsion spring 68 is fixedly connected to the outer wall of the rotating rod 67, and the other end of the torsion spring 68 is fixedly connected to the inner wall of the clamping plate 65. An extrusion plate 69 is fixedly penetrated inside the rotating rod 67. The extrusion plate 69 is arranged in an arc shape. By squeezing the outer wall at the end of the extrusion plate 69, the extrusion plate 69 can rotate around the rotating rod 67 to squeeze the side of the steel bar, so that the two extrusion plates 69 clamp and fix the two sides of the steel bar to prevent loosening.

[0026] The above-mentioned limiting mechanism 7 includes an elastic plate 71, which is fixedly mounted on the bottom wall of the push plate 63. A clamping block 72 is fixedly mounted on the outer wall of the elastic plate 71. The lower part of the clamping block 72 is arranged in an arc shape. The clamping block 72 on the outer wall is driven by the elastic plate 71 to move downward and be squeezed by the outer wall of the fixed frame 5, so that the clamping block 72 can drive the elastic plate 71 to deform so that the limit is released, which is convenient for clamping. A clamping groove 73 is opened on the outer wall of the fixed frame 5, and the clamping groove 73 is located at the bottom of the clamping block 72. By clamping the clamping block 72 into the inside of the clamping groove 73, the position of the clamping plate 65 can be clamped and stabilized to clamp and fix the steel bar.

[0027] In this embodiment, when in use, the steel bar to be bent is passed through the interior of the fixed frame 5, and then the push plate 63 is pushed downward, and the clamping plate 65 at the end of the fixing rod 64 is driven by the push plate 63 to move downward to clamp and fix the steel bar. During the clamping process, the outer wall of the steel bar is squeezed against the outer wall of the extrusion plate 69, so that the extrusion plate 69 rotates around the rotating rod 67, and then the outer wall of the extrusion plate 69 squeezes the side of the steel bar, so that the two extrusion plates 69 clamp and fix the two sides of the steel bar to prevent loosening, and at the same time, the elastic plate 71 on the outer wall is driven downward by the push plate 63, and the elastic plate 71 drives the clamping block 72 on the outer wall to move downward and be squeezed by the outer wall of the fixed frame 5, and then the bottom arc surface of the clamping block 72 is squeezed, so that the clamping block 72 is The spring 76 is pressed against the support rod 62 and the push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 62 to push the push plate 63. The push plate 63 is pressed against the support rod 64 to push the push plate 65.

[0028] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A bending machine convenient for position limiting, comprising a workbench (1), characterized in that: The workbench (1) is fixedly mounted with a cylinder (2), an output end of the cylinder (2) is fixedly mounted with an extrusion block (3), the workbench (1) is fixedly mounted with a stop rod (4), the workbench (1) is fixedly mounted with a fixing frame (5), the fixing frame (5) is provided with a fixing mechanism (6), the fixing frame (5) is provided with a limiting mechanism (7), and the fixing mechanism (6) comprises: A bearing block (61), wherein the bearing block (61) is slidably connected to the inner wall of the fixed frame (5), the bottom wall of the bearing block (61) is fixedly connected to one end of a bearing spring (66), and the other end of the bearing spring (66) is fixedly connected to the inner wall of the fixed frame (5); A support rod (62), one end of which is fixedly connected to the outer wall of the bearing block (61), and a push plate (63) is fixedly mounted on the other end of the support rod (62).

2. A bending machine that is easy to limit according to claim 1, characterized in that: A fixing rod (64) is fixedly mounted on the bottom wall of the push plate (63), and a clamping plate (65) is fixedly mounted on the end of the fixing rod (64), wherein the clamping plate (65) is arranged in an arc shape.

3. A bending machine that is easy to limit according to claim 2, characterized in that: A rotating rod (67) is rotatably connected to the inner wall of the clamping plate (65), a torsion spring (68) is sleeved on the outer wall of the rotating rod (67), one end of the torsion spring (68) is fixedly connected to the outer wall of the rotating rod (67), and the other end of the torsion spring (68) is fixedly connected to the inner wall of the clamping plate (65).

4. A bending machine that is easy to limit according to claim 3, characterized in that: A pressing plate (69) is fixedly inserted through the interior of the rotating rod (67), and the pressing plate (69) is arranged in an arc shape.

5. A bending machine that is easy to limit according to claim 1, characterized in that: The limiting mechanism (7) comprises an elastic plate (71), the elastic plate (71) is fixedly mounted on the bottom wall of the push plate (63), a clamping block (72) is fixedly mounted on the outer wall of the elastic plate (71), and the lower part of the clamping block (72) is arranged in an arc shape.

6. A bending machine that is easy to limit according to claim 5, characterized in that: A clamping groove (73) is provided on the outer wall of the fixing frame (5), and the clamping groove (73) is located at the bottom of the clamping block (72).

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