Sheet metal part bending machine with corner positioning structure

Abstract

The utility model discloses a sheet metal part bending machine with a corner positioning structure, the left side and the right side of a bending groove are each provided with two limiting sliding blocks in a sliding and penetrating mode, and a bending lower die is fixedly arranged between the sides, close to each other, of the four limiting sliding blocks. Through mutual cooperation of a T-shaped vertical shaft, a containing box, a downward pressing rolling shaft and a spring, before a sheet metal part is bent, corners of the sheet metal part can be positioned, a bending pressing head punches downwards, the sheet metal part is matched with a lower bending die, in the sheet metal part bending process, due to the arrangement of the downward pressing rolling shaft, the sheet metal part can be always positioned downwards, and therefore the sheet metal part can be bent more stably. The bending device has the advantages that front-back sliding is avoided, the bending effect is guaranteed, scales are arranged, accurate positioning is achieved, the bending groove, the limiting sliding block, the bending lower die and the bending pressing head are arranged, the bending lower die and the bending pressing head can be flexibly replaced, the bending requirements of different shapes are met, and the application range is wide.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal bending machines, in particular to a sheet metal bending machine with a corner positioning structure. Background Art

[0002] Sheet metal bending machine is a mechanical equipment used to process sheet metal parts. It is mainly used to bend sheet metal parts to make parts of various shapes and sizes. Sheet metal bending machine is widely used in manufacturing, automotive industry, electronics industry and other fields. It can be used to process various sheet materials such as steel plates, aluminum plates, stainless steel plates, etc. Through the processing of bending machine, efficient and precise production can be achieved to meet customers' needs for sheet metal parts of different shapes and specifications.

[0003] In the existing sheet metal bending machines with corner positioning structures, the sheet metal is prone to slipping in the front-to-back direction during the process of pressing the sheet metal downward, which affects the bending effect, and the sheet metal can only be bent into a single shape, and the scope of application is narrow. Therefore, it is necessary to provide a sheet metal bending machine with a corner positioning structure to solve the above technical problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In order to overcome the shortcomings of the existing technology, a sheet metal bending machine with a corner positioning structure is proposed to solve the problem that the sheet metal is prone to slip in the front and back directions during the downward pressing and bending process, which affects the bending effect, and the sheet metal can only be bent into a single shape, which has a narrow scope of application.

[0006] (II) Technical solution

[0007] The utility model is achieved through the following technical scheme: the utility model proposes a sheet metal bending machine with a corner positioning structure, including a base, a bending groove is opened in the middle of the top of the base, two limit sliders are slidably penetrated on the left and right sides of the bending groove, a bending lower mold is fixedly arranged between the sides where the four limit sliders are close to each other, a bearing frame is fixedly arranged on the top of the base, and corner positioning mechanisms are arranged at the front and rear ends on the left and right sides of the inner cavity of the bearing frame, a hydraulic rod is fixedly arranged in the middle of the top of the bearing frame, the bottom of the hydraulic rod penetrates the top wall of the bearing frame and is fixedly arranged with a connecting block, the external sliding sleeve of the connecting block is provided with a connecting sleeve, fastening bolts are threadedly penetrated on the left and right sides of the top of the connecting sleeve, and a bending pressure head is fixedly arranged at the bottom of the connecting sleeve.

[0008] Furthermore, the corner positioning mechanism includes a horizontal plate, a T-shaped vertical shaft, a receiving box, two downward pressing rollers and a spring, and the horizontal plate is fixedly connected to the inner wall of the supporting frame.

[0009] Furthermore, the T-shaped vertical shaft slides through the interior of the horizontal plate, the accommodating box is fixedly connected to the bottom of the T-shaped vertical shaft, and the two pressing rollers are rotatably connected between the front and rear walls of the inner cavity of the accommodating box.

[0010] Furthermore, the spring sleeve is arranged on the outside of the T-shaped vertical axis, the spring is fixedly connected between the top of the accommodating box and the bottom of the horizontal plate, and the bottom of the fastening bolt extends to the inside of the connecting block.

[0011] Furthermore, a sheet metal part is arranged on the top of the base, the top of the sheet metal part is in contact with the bottom of the pressing roller, and a plurality of scales are evenly arranged on the top of the front end of the base.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model can position the corners of the sheet metal before bending it through the mutual cooperation between the T-shaped vertical axis, the accommodating box, the downward pressure roller and the spring; the bending pressure head punches downward and cooperates with the bending lower mold; during the bending process of the sheet metal, due to the setting of the downward pressure roller, the sheet metal can always be positioned downward to avoid forward and backward slippage and ensure the bending effect; the setting of the scale can achieve precise positioning; the setting of the bending groove, the limit slider, the bending lower mold and the bending pressure head can flexibly replace the bending lower mold and the bending pressure head to meet the bending requirements of different shapes, and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the front view of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is a left sectional view of the container box of the utility model;

[0017] Figure 4 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0018] In the figure: 1. base; 2. bending groove; 3. limit slider; 4. bending lower mold; 5. horizontal plate; 6. T-shaped vertical axis; 7. accommodating box; 8. lower pressure roller; 9. spring; 10. bearing frame; 11. hydraulic rod; 12. connecting block; 13. connecting sleeve; 14. fastening bolt; 15. bending pressure head; 16. sheet metal; 17. scale. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0020] A sheet metal bending machine with a corner positioning structure comprises a base 1, a bending groove 2 is provided in the middle of the top of the base 1, two limit sliders 3 are slidably penetrated on the left and right sides of the bending groove 2, a bending lower mold 4 is fixedly arranged between the sides where the four limit sliders 3 are close to each other, a carrier frame 10 is fixedly arranged on the top of the base 1, and corner positioning mechanisms are arranged at the front and rear ends on the left and right sides of the inner cavity of the carrier frame 10, a hydraulic rod 11 is fixedly arranged in the middle of the top of the carrier frame 10, the bottom of the hydraulic rod 11 penetrates the top wall of the carrier frame 10 and is fixedly arranged with a connecting block 12, the external sliding sleeve of the connecting block 12 is provided with a connecting sleeve 13, fastening bolts 14 are threadedly penetrated on the left and right sides of the top of the connecting sleeve 13, and a bending pressure head 15 is fixedly arranged at the bottom of the connecting sleeve 13.

[0021] In this embodiment, the corner positioning mechanism includes a transverse plate 5 , a T-shaped vertical shaft 6 , a receiving box 7 , two pressing rollers 8 and a spring 9 . The transverse plate 5 is fixedly connected to the inner wall of the supporting frame 10 .

[0022] In this embodiment, the T-shaped vertical shaft 6 slides through the interior of the horizontal plate 5 , the receiving box 7 is fixedly connected to the bottom of the T-shaped vertical shaft 6 , and the two pressing rollers 8 are rotatably connected between the front and rear walls of the inner cavity of the receiving box 7 .

[0023] In this embodiment, the spring 9 is sleeved on the outside of the T-shaped vertical shaft 6 , the spring 9 is fixedly connected between the top of the accommodating box 7 and the bottom of the horizontal plate 5 , and the bottom of the fastening bolt 14 extends to the inside of the connecting block 12 .

[0024] In this embodiment, a sheet metal part 16 is disposed on the top of the base 1 , the top of the sheet metal part 16 contacts the bottom of the pressing roller 8 , and a plurality of scales 17 are evenly formed on the top of the front end of the base 1 .

[0025] Working principle: When in use, pull the T-shaped vertical axis 6 upward to move the downward pressure roller 8 upward, then place the sheet metal 16 on the top of the base 1, observe the scale 17 at the same time, adjust the sheet metal 16 to the specified position, and then release the pull on the T-shaped vertical axis 6. Under the elastic action of the spring 9, the accommodating box 7 and the downward pressure roller 8 move downward, and multiple downward pressure rollers 8 cooperate with each other to position the corners of the sheet metal 16. Then start the hydraulic rod 11 to push the bending pressure head 15 downward to punch the sheet metal 16, and cooperate with the bending lower mold 4 to bend the sheet metal 16. During the process, due to the setting of the downward pressure roller 8, the sheet metal 16 can always be positioned downward to prevent the sheet metal 16 from slipping back and forth. After the bending is completed, first pull the T-shaped vertical axis 6 upward, and then pull the sheet metal 16 forward.

[0026] 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. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sheet metal bending machine with a corner positioning structure, It is characterized in that The invention comprises a base (1), wherein a bending groove (2) is provided in the middle of the top of the base (1), two limit sliders (3) are slidably penetrated on both the left and right sides of the bending groove (2), a bending lower mold (4) is fixedly arranged between the sides of the four limit sliders (3) close to each other, a bearing frame (10) is fixedly arranged on the top of the base (1), and corner positioning mechanisms are arranged at the front and rear ends of the left and right sides of the inner cavity of the bearing frame (10), a hydraulic rod (11) is fixedly arranged in the middle of the top of the bearing frame (10), the bottom of the hydraulic rod (11) penetrates the top wall of the bearing frame (10) and is fixedly arranged with a connecting block (12), the external sliding sleeve of the connecting block (12) is provided with a connecting sleeve (13), the top left and right sides of the connecting sleeve (13) are threadedly penetrated with fastening bolts (14), and the bottom of the connecting sleeve (13) is fixedly arranged with a bending pressure head (15).

2. A sheet metal bending machine with a corner positioning structure according to claim 1, It is characterized in that The corner positioning mechanism comprises a horizontal plate (5), a T-shaped vertical shaft (6), a containing box (7), two downward pressing rollers (8) and a spring (9); the horizontal plate (5) is fixedly connected to the inner wall of the bearing frame (10).

3. A sheet metal bending machine with a corner positioning structure according to claim 2, It is characterized in that The T-shaped vertical shaft (6) slides through the interior of the horizontal plate (5), the accommodating box (7) is fixedly connected to the bottom of the T-shaped vertical shaft (6), and the two pressing rollers (8) are rotatably connected between the front and rear walls of the inner cavity of the accommodating box (7).

4. A sheet metal bending machine with a corner positioning structure according to claim 3, It is characterized in that The spring (9) is sleeved on the outside of the T-shaped vertical shaft (6), the spring (9) is fixedly connected between the top of the accommodating box (7) and the bottom of the horizontal plate (5), and the bottom of the fastening bolt (14) extends to the inside of the connecting block (12).

5. A sheet metal bending machine with a corner positioning structure according to claim 4, It is characterized in that A sheet metal part (16) is arranged on the top of the base (1), the top of the sheet metal part (16) is in contact with the bottom of the pressing roller (8), and a plurality of scales (17) are evenly arranged on the top of the front end of the base (1).

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