Bending and chamfering device

Abstract

The invention relates to the technical field of sheet metal machining, in particular to a bending and chamfering device and a working method. The bending mechanism comprises a telescopic driving assembly arranged on the machine table in the first direction, a positioning jig arranged above the telescopic driving assembly, a first lifting driving assembly erected above the machine table and capable of corresponding to the positioning jig, and a pressing and covering block connected to the lower portion of the first lifting driving assembly. The turnover driving assembly is close to the telescopic driving assembly and arranged on the machine table; the bending block is connected to the turnover driving assembly; and the first chamfering mechanism comprises a second lifting driving assembly erected above the machine table corresponding to the bending block, a chamfering block connected to the lower portion of the second lifting driving assembly and two first chamfering tools arranged below the chamfering block. Compared with the prior art, multiple times of carrying of metal plates is avoided, the labor intensity of operators is reduced, and the working efficiency is improved. The working efficiency is improved, and the production cost of an enterprise is reduced.

Description

Technical Field

[0001] The present application relates to the technical field of sheet metal processing, and specifically discloses a bending and chamfering device. Background Art

[0002] Sheet metal is a process mainly for processing metal sheets. During the processing, it needs to be bent into the required shape by a bending device. And in order to deburr and chamfer the edges and corners to achieve the purpose of convenient installation and avoiding harm to people, chamfering processing is also required. The existing bending devices can only achieve the bending function, and for chamfering processing, it needs to be processed on a chamfering device later. This processing method not only increases the handling times of the product but also increases the equipment manufacturing cost and cannot improve work efficiency.

[0003] Therefore, the present application discloses a bending and chamfering device. Summary of the Invention

[0004] To overcome the deficiencies of the prior art, the present application discloses a bending and chamfering device.

[0005] To achieve the above object, the technical solution adopted by the present application is: A bending and chamfering device includes a machine table, a bending mechanism, and a first chamfering mechanism. The bending mechanism includes a telescopic driving component arranged on the machine table along a first direction, a positioning fixture arranged above the telescopic driving component, a first lifting driving component erected above the machine table and corresponding to the positioning fixture, a pressing block connected to the lower part of the first lifting driving component, a flipping driving component arranged on the machine table near the telescopic driving component, and a bending block connected to the flipping driving component; The first chamfering mechanism includes a second lifting driving component erected above the machine table corresponding to the bending block, a chamfering block connected to the lower part of the second lifting driving component, and two first chamfering tools arranged below the chamfering block.

[0006] Further preferably, the telescopic driving component includes a guide rail arranged above the machine table, a telescopic carrier slidably connected above the guide rail, a linear rack arranged on the telescopic carrier along the first direction, a reduction motor arranged below the machine table and having its output shaft passing through the machine table, and a gear arranged on the output shaft of the reduction motor and meshing with the linear rack.

[0007] Further preferably, a positioning groove is opened above the positioning fixture and is open towards the side of the flipping driving component, and the shape of the pressing block matches the shape of the positioning groove.

[0008] Further preferably, the first lifting driving component includes a first inverted L-shaped frame arranged on the machine table, a first hydraulic cylinder arranged above the horizontal part of the first inverted L-shaped frame, and the pressing block is connected to the piston rod of the first hydraulic cylinder below the horizontal part of the first inverted L-shaped frame.

[0009] Further preferably, the flipping drive assembly includes an active rotary shaft seat and a driven rotary shaft seat disposed on the machine table along the second direction. A π-shaped flipping arm is connected between the active rotary shaft seat and the driven rotary shaft seat. The bending block is fixed above the middle of the π-shaped flipping arm, and a support block is disposed below the π-shaped flipping arm.

[0010] Further preferably, the second lifting drive assembly includes a second inverted L-shaped frame disposed on the machine table and a second hydraulic cylinder disposed above the horizontal portion of the second inverted L-shaped frame. The chamfering block is connected to the piston rod of the second hydraulic cylinder below the second inverted L-shaped frame.

[0011] Further preferably, first knife grooves corresponding to the two first chamfering tools are formed on both sides of the bending block.

[0012] Further preferably, a second chamfering mechanism is further included. The second chamfering mechanism includes two second chamfering tools disposed at the bottom of the pressing block and second knife grooves correspondingly formed on the bottom surface of the positioning groove and corresponding to the two second chamfering tools.

[0013] A working method of a bending and chamfering device includes a bending device as described in any one of the above, and includes the following steps:

[0014] In the first step, the sheet metal is placed in the positioning groove and the telescopic drive assembly is controlled to drive it to move to a set position;

[0015] In the second step, the first lifting drive assembly is controlled to drive the pressing block to descend, and two second chamfering tools at the bottom of the pressing block are used to chamfer two of the corners of the sheet metal and press the sheet metal after chamfering;

[0016] In the third step, the second lifting drive assembly is controlled to drive the chamfering block to descend, and the two first chamfering tools are used to chamfer the other two corners of the sheet metal;

[0017] In the fourth step, the flipping assembly is controlled to drive the bending block to rotate so that the bending block bends the sheet metal by 90°.

[0018] The present application achieves the following beneficial effects:

[0019] The bending and chamfering device provided by the present application can chamfer each corner of the sheet metal while bending the sheet metal. Compared with the prior art, it avoids multiple handling of the sheet metal, reduces the labor intensity of the operator, improves the work efficiency, and reduces the production cost of the enterprise.

[0020] As for other features and advantages of the present application, they will be described in the subsequent specification, and will be partially obvious from the specification, or understood by implementing the present application. The objectives and other advantages of the present application can be achieved and obtained through the structure pointed out in the specification and the drawings. Description of the Drawings

[0021] The drawings herein are incorporated into the specification and constitute a part of this specification, showing embodiments consistent with the disclosure of the present application, and are used together with the specification to explain the principles of the present disclosure.

[0022] Figure 1 Schematic diagram of the overall structure disclosed in the present application;

[0023] Figure 2 Schematic diagram of the telescopic drive assembly structure disclosed in the present application;

[0024] In the figure: 10, machine platform; 20, bending mechanism; 21, telescopic drive assembly; 211, guide rail; 212, telescopic carrier; 213, linear rack; 214, reduction motor; 215, gear; 22, positioning fixture; 221, positioning groove; 23, first lifting drive assembly; 231, first inverted L-shaped frame; 232, first hydraulic cylinder; 24, pressing block; 25, flipping drive assembly; 251, active rotary shaft seat; 252, driven rotary shaft seat; 253, π-shaped flipping arm; 26, bending block; 261, first knife groove; 27, support block; 30, first chamfering mechanism; 31, second lifting drive assembly; 311, second inverted L-shaped frame; 312, second hydraulic cylinder; 32, chamfering block; 33, first chamfering tool; 40, second chamfering mechanism; 41, second chamfering tool; 42, second knife groove. Detailed Description of the Embodiments

[0025] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments.

[0026] In the description of the present application, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inner", "periphery", etc. indicating the orientation or positional relationship are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred components or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation to the present application.

[0027] Embodiment

[0028] In order to solve the problems in the prior art that the bending equipment and the chamfering equipment are completed separately, resulting in an increase in the number of handling times and difficulty in improving work efficiency, refer toFigure 1 and 2 As shown in 2 , the present application provides the following solution: a bending and chamfering device, including a machine table 10, a bending mechanism 20 and a first chamfering mechanism 30. The bending mechanism 20 includes a telescopic driving assembly 21 arranged on the machine table 10 along a first direction, a positioning fixture 22 arranged above the telescopic driving assembly 21, a first lifting driving assembly 23 erected above the machine table 10 and capable of corresponding to the positioning fixture 22, a pressing block 24 connected below the first lifting driving assembly 23, a flipping driving assembly 25 arranged on the machine table 10 near the telescopic driving assembly 21, and a bending block 26 connected to the flipping driving assembly 25. The present application also offers a positioning groove 221 on the upper side of the positioning fixture 22 that is open towards the flipping driving assembly 25 side. The shape of the pressing block 24 matches the shape of the positioning groove 221. During actual use, an operator needs to place a part of the sheet metal in the positioning groove 221 and extend it outwards. The first chamfering mechanism 30 includes a second lifting driving assembly 31 erected above the machine table 10 corresponding to the bending block 26, a chamfering block 32 connected below the second lifting driving assembly 31, and two first chamfering cutters 33 arranged below the chamfering block 32. First cutter grooves 261 corresponding to the two first chamfering cutters 33 are provided on both sides of the bending block 26.

[0029] In addition to the first chamfering mechanism 30, the present application further includes a second chamfering mechanism 40, which includes two second chamfering cutters 41 arranged at the bottom of the pressing block 24 and second cutter grooves 42 correspondingly opened on the bottom surface of the positioning groove 221 and corresponding to the two second chamfering cutters 41.

[0030] In addition to the above structure, the present application also claims to protect a working method of the bending and chamfering device (the working principle of the present application can refer to this part of the content), including the following steps:

[0031] First step, place the sheet metal in the positioning groove 221 and control the telescopic driving assembly 21 to drive it to a set position;

[0032] Second step, control the first lifting driving assembly 23 to drive the pressing block 24 to descend, chamfer two corners of the sheet metal through the two second chamfering cutters 41 at the bottom of the pressing block 24 and press the sheet metal after chamfering;

[0033] Third step, control the second lifting driving assembly 31 to drive the chamfering block 32 to descend and chamfer the other two corners of the sheet metal through the two first chamfering cutters 33;

[0034] Fourth step, control the flipping assembly to drive the bending block 26 to rotate so that the bending block 26 bends the sheet metal by 90°.

[0035] In some other embodiments, the telescopic driving assembly 21 of the present application includes a guide rail 211 disposed above the machine table 10, a telescopic stage 212 slidably connected above the guide rail 211, a linear rack 213 disposed along the first direction on the telescopic stage 212, a reduction motor 214 disposed below the machine table 10 and having its output shaft passing through the machine table 10, and a gear 215 disposed on the output shaft of the reduction motor 214 and meshing with the linear rack 213. When an operator places a sheet metal on the positioning fixture 22, the reduction motor 214 drives the gear 215 to rotate and cooperate with the linear rack 213 to drive the telescopic stage 212 to slide on the guide rail 211 until it slides to a set position.

[0036] In some other embodiments, the first lifting driving assembly 23 of the present application includes a first inverted L-shaped frame 231 disposed on the machine table 10, a first hydraulic cylinder 232 disposed above the horizontal portion of the first inverted L-shaped frame 231, and a pressing block 24 connected to the piston rod of the first hydraulic cylinder 232 below the horizontal portion of the first inverted L-shaped frame 231. When the first hydraulic cylinder 232 drives the pressing block 24 to descend, two second chamfering tools 41 at the bottom thereof will chamfer two of the corners of the sheet metal. After that, the pressing block 24 presses the portion of the sheet metal located in the positioning groove 221.

[0037] In some other embodiments, the flipping driving assembly 25 of the present application includes a driving rotary shaft seat 251 and a driven rotary shaft seat 252 disposed on the machine table 10 along the second direction. A π-shaped flipping arm 253 is connected between the driving rotary shaft seat 251 and the driven rotary shaft seat 252. A bending block 26 is fixed above the middle of the π-shaped flipping arm 253, and a support block 27 is disposed below the π-shaped flipping arm 253. Under the cooperation of the driving rotary shaft seat and the driven rotary shaft seat 252, the π-shaped flipping arm 253 and the bending block 26 above it will rotate, and the sheet metal located above the bending block 26 is pressed and bent by 90°.

[0038] In some other embodiments, the second lifting driving assembly 31 of the present application includes a second inverted L-shaped frame 311 disposed on the machine table 10, a second hydraulic cylinder 312 disposed above the horizontal portion of the second inverted L-shaped frame 311, and a chamfering block 32 connected to the piston rod of the second hydraulic cylinder 312 below the second inverted L-shaped frame 311. When the second hydraulic cylinder 312 drives the chamfering block 32 to descend, two first chamfering tools 33 at the bottom of the chamfering block 32 will chamfer the other two corners of the sheet metal.

[0039] In the description of this specification, the descriptions referring to terms such as "one embodiment", "example", "specific example", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0040] The above embodiments are only for illustrating the technical concept and features of the present application, and their purpose is to enable those skilled in the art to understand the content of the present application and implement it accordingly. It should not be used to limit the protection scope of the present application. Any equivalent transformation or modification made according to the spirit and essence of the present application should be covered within the protection scope of the present application.

Claims

1. A bending and chamfering device, characterized in that, It includes a machine platform (10), a bending mechanism (20) and a first chamfering mechanism (30). The bending mechanism (20) includes a telescopic driving assembly (21) arranged on the machine platform (10) along a first direction, a positioning fixture (22) arranged above the telescopic driving assembly (21), a first lifting driving assembly (23) erected above the machine platform (10) and corresponding to the positioning fixture (22), a pressing block (24) connected to the lower part of the first lifting driving assembly (23), a flipping driving assembly (25) arranged on the machine platform (10) near the telescopic driving assembly (21), and a bending block (26) connected to the flipping driving assembly (25); the first chamfering mechanism (30) includes a second lifting driving assembly (31) erected above the machine platform (10) corresponding to the bending block (26), a chamfering block (32) connected to the lower part of the second lifting driving assembly (31), and two first chamfering cutters (33) arranged below the chamfering block (32).

2. The bending and chamfering device according to claim 1, characterized in that, The telescopic driving assembly (21) includes a guide rail (211) arranged above the machine platform (10), a telescopic carrier (212) slidably connected above the guide rail (211), a linear rack (213) arranged on the telescopic carrier (212) along the first direction, a reduction motor (214) arranged below the machine platform (10) and having its output shaft passing through the machine platform (10), and a gear (215) arranged on the output shaft of the reduction motor (214) and meshing with the linear rack (213).

3. A bending and chamfering device according to claim 1, characterized in that, An upward-facing positioning slot (221) that is open towards the flipping driving assembly (25) is provided above the positioning fixture (22), and the shape of the pressing block (24) matches the shape of the positioning slot (221).

4. A bending and chamfering device according to claim 1, characterized in that, The first lifting driving assembly (23) includes a first inverted L-shaped frame (231) arranged on the machine platform (10), and a first hydraulic cylinder (232) arranged above the horizontal part of the first inverted L-shaped frame (231). The pressing block (24) is connected to the piston rod of the first hydraulic cylinder (232) below the horizontal part of the first inverted L-shaped frame (231).

5. A bending and chamfering device according to claim 1, characterized in that, The flipping driving assembly (25) includes a driving rotary shaft seat (251) and a driven rotary shaft seat (252) arranged on the machine platform (10) along a second direction. A π-shaped flipping arm (253) is connected between the driving rotary shaft seat (251) and the driven rotary shaft seat (252). The bending block (26) is fixed above the middle of the π-shaped flipping arm (253), and a support block (27) is arranged below the π-shaped flipping arm (253).

6. The bending and chamfering device according to claim 1, wherein, The second lifting driving assembly (31) includes a second inverted L-shaped frame (311) arranged on the machine platform (10), and a second hydraulic cylinder (312) arranged above the horizontal part of the second inverted L-shaped frame (311). The chamfering block (32) is connected to the piston rod of the second hydraulic cylinder (312) below the second inverted L-shaped frame (311).

7. A bending and chamfering device according to claim 1, characterized in that, First cutter grooves (261) corresponding to the two first chamfering cutters (33) are provided on both sides of the bending block (26).

8. A bending and chamfering device according to claim 1, characterized in that, It further includes a second chamfering mechanism (40), and the second chamfering mechanism (40) includes two second chamfering cutters (41) disposed at the bottom of the pressing block (24) and second cutter grooves (42) correspondingly formed on the bottom surface of the positioning groove (221) and corresponding to the two second chamfering cutters (41).

9. A working method of a bending and chamfering device, including a bending device as described in any one of claims 1-8, characterized in that, It includes the following steps: In the first step, place the sheet metal into the positioning groove (221) and control the telescopic driving assembly (21) to drive it to move to a set position; In the second step, control the first lifting driving assembly (23) to drive the pressing block (24) to descend, chamfer two of the corners of the sheet metal through the two second chamfering cutters (41) at the bottom of the pressing block (24), and press the sheet metal after chamfering; In the third step, control the second lifting driving assembly (31) to drive the chamfering block (32) to descend to chamfer the other two corners of the sheet metal through the two first chamfering cutters (33); In the fourth step, control the flipping assembly to drive the bending block (26) to rotate so that the bending block (26) bends the sheet metal by 90°.

Images