Composite laser cutting bending machine

Abstract

The invention discloses a combined type laser cutting and bending machine which comprises a laser cutting table, a laser cutting machine arranged on the laser cutting table and a bending mechanism arranged on one side of the laser cutting table. A laser cutting protection plate and a plurality of lifting type protection plates which are uniformly spaced are arranged in the laser cutting table; a conveying roller used for transferring a workpiece to the bending mechanism is arranged at the position where the lifting type protection plate is located. According to the technical scheme, the production efficiency can be improved, the production cost can be reduced, the whole machining process is carried out under unified control, error accumulation caused by procedure conversion is reduced, and the production efficiency is improved. Therefore, the machining precision is improved; meanwhile, the production space can be optimized, and the quality and stability of products are improved.

Description

Technical Field

[0001] The invention relates to the technical field of workpiece processing equipment, and in particular to a composite laser cutting and bending machine. Background Art

[0002] In the metal processing industry, laser cutting and CNC bending are two important processing methods. Laser cutting uses a high-power density laser beam to achieve fast and precise cutting of materials, and has the advantages of high precision, high speed, and small heat-affected zone. CNC bending controls the movement trajectory and force of the bending machine through a preset program to accurately bend the metal sheet to ensure the consistency of the bending angle and size. However, traditionally, these two processes need to be completed separately on different machines, which increases production complexity and cost.

[0003] The disadvantages of the prior art mainly include:

[0004] 1. Low production efficiency: Since laser cutting and CNC bending need to be completed on two different machines, additional material handling and positioning time is required, which reduces the overall production efficiency.

[0005] 2. High production cost: The use and maintenance costs of the two machines are high, which increases the production cost of the enterprise.

[0006] 3. Large floor space: The two machines occupy a large space respectively, which is not conducive to the space optimization and layout of the production workshop.

[0007] 4. Complex process conversion: When converting processes between two machines, cumbersome adjustments and calibrations are required, which increases the difficulty of operation and time cost. Summary of the invention

[0008] The purpose of the present invention is to provide a composite laser cutting and bending machine to solve the problem of how to improve production efficiency, reduce process conversion time and reduce production costs.

[0009] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0010] The present invention provides a composite laser cutting and bending machine, comprising a laser cutting table, a laser cutting machine arranged on the laser cutting table, and a bending mechanism arranged on one side of the laser cutting table;

[0011] A laser cutting guard plate and a plurality of evenly spaced lifting guard plates are arranged in the laser cutting table;

[0012] A conveying roller for transferring the workpiece to the bending mechanism is arranged at the position of the lifting guard plate; the conveying roller is pushed out of the plane where the laser cutting guard plate is located by a conveying roller adjusting cylinder, and the conveying roller is driven to rotate by a sprocket motor.

[0013] Furthermore, a plurality of bases are provided at the bottom of the laser cutting table; reserved grooves for the lifting guard plate to extend out are evenly spaced in the conveying direction of the laser cutting guard plate.

[0014] Furthermore, a sliding frame is provided in the laser cutting table and directly below the laser cutting guard plate;

[0015] A horizontal sliding telescopic cylinder for adjusting the horizontal sliding of the sliding frame is arranged in the laser cutting table; a guard plate telescopic cylinder for adjusting the lifting of the lifting guard plate is arranged in the sliding frame;

[0016] A plurality of conveying roller adjusting cylinders are also arranged in the sliding frame;

[0017] The guard plate telescopic cylinder and the conveying roller adjusting cylinder are arranged alternately along the workpiece conveying direction.

[0018] Furthermore, a plurality of sliding wheels are arranged at the bottom of the sliding frame, and a linear slide rail adapted to the sliding wheels is arranged at the bottom of the laser cutting table.

[0019] Furthermore, a telescopic reserved groove is provided on the top of the sliding frame to facilitate the extension of the lifting guard plate and the conveying roller;

[0020] A second connecting plate is provided at the telescopic end of the conveying roller adjusting cylinder, and a plurality of groups of conveying rollers are provided on the second connecting plate through a bracket and a bearing seat, wherein the shaft ends of the conveying rollers are respectively provided with transmission sprockets, and each of the transmission sprockets is connected to the sprocket motor through a transmission chain;

[0021] A through groove is provided on the second connecting plate and between adjacent conveying rollers;

[0022] A first connecting plate is provided at the telescopic end of the guard plate telescopic cylinder, and a plurality of lifting guard plates are provided on the first connecting plate through a supporting plate; wherein the plurality of supporting plates respectively penetrate the plurality of penetrating grooves.

[0023] Y-direction slide rails are respectively arranged on both sides of the laser cutting table, transverse slide seats are respectively arranged on the two Y-direction slide rails, an X-direction slide rail is arranged between the two transverse slide seats, and the laser cutting machine is arranged on the X-direction slide rails through an electric control slide seat;

[0024] An exhaust hood is arranged on the electric control slide of the laser cutting machine, and the exhaust hood is connected to the vacuum pump and the exhaust gas filter box through an exhaust pipe.

[0025] Furthermore, the bending mechanism includes a frame, slide rails arranged on both sides of the frame, a slide seat arranged on the slide rails, and a bending adjustment cylinder arranged on the top of the frame and used to adjust the lifting of the slide seat;

[0026] A clamping slider and a bending pressure block are provided on the slide seat;

[0027] A pre-compression spring for pre-compressing the bent part is provided between the slide seat and the clamping slide block;

[0028] The upper end of the bending pressure block is fixed on the sliding seat, and the bottom of the bending pressure block is an inclined surface structure, on which a bending pressing roller is arranged through a bearing seat.

[0029] Furthermore, a workpiece pressing and conveying roller is arranged above the connection between the laser cutting table and the bending mechanism.

[0030] Compared with the prior art, the beneficial technical effects of the present invention are:

[0031] 1. Improve production efficiency: Since laser cutting and CNC bending are completed continuously on the same machine, the time for material transportation and positioning between different machines is avoided, which significantly improves production efficiency.

[0032] 2. Reduce production costs: reduce the number of machines and floor space, reduce equipment purchase and maintenance costs; at the same time, due to the improvement of production efficiency, it also indirectly reduces the production cost of unit products.

[0033] 3. Improve processing accuracy: The high-precision characteristics of laser cutting and CNC bending are better utilized on compound machine tools, because the entire processing process is carried out under unified control, reducing the error accumulation caused by process conversion.

[0034] 4. Optimize production space: Reducing the number of machines makes the spatial layout of the production workshop more compact and efficient, which is conducive to the rational use of enterprise resources.

[0035] 5. Improve product quality stability: The entire processing process is carried out under unified control, ensuring the consistency and stability of processing parameters, thereby improving product quality and stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The present invention will be further described below in conjunction with the accompanying drawings.

[0037] Figure 1 It is a schematic diagram of the main structure of the composite laser cutting and bending machine of the present invention;

[0038] Figure 2 It is a schematic diagram of the laser cutting mechanism in the composite laser cutting and bending machine of the present invention;

[0039] Figure 3 It is a schematic diagram of the bending mechanism in the composite laser cutting and bending machine of the present invention;

[0040] Figure 4 for Figure 1 Schematic diagram of mid-adjustment;

[0041] Figure 5 for Figure 1 Schematic diagram of medium adjustment and delivery;

[0042] Figure 6 It is a schematic diagram of an adjustable laser cutting guard plate in the composite laser cutting and bending machine of the present invention;

[0043] Figure 7 This is a schematic diagram of the workpiece conveying roller in the composite laser cutting and bending machine of the present invention.

[0044] Description of reference numerals: 100, laser cutting table; 101, laser cutting guard plate; 102, base; 200, laser cutting machine; 201, X-axis slide rail; 202, Y-axis slide rail; 203, exhaust pipe; 204, vacuum pump; 205, exhaust gas filter box; 300, sliding frame; 301, horizontal sliding telescopic cylinder; 302, sliding wheel; 303, guard plate telescopic cylinder; 304, first connecting plate; 30 41. Lifting guard plate; 305. Conveying roller adjustment cylinder; 306. Second connecting plate; 3061. Conveying roller; 3062. Through slot; 3063. Driving sprocket; 307. Telescopic reserved slot; 400. Bending mechanism; 401. Bending adjustment cylinder; 402. Sliding seat; 403. Sliding rail; 404. Clamping slider; 4041. Preload spring; 405. Bending pressure block; 4051. Bending pressing roller. DETAILED DESCRIPTION

[0045] The present embodiment discloses a composite laser cutting and bending machine, comprising a laser cutting table 100, a laser cutting machine 200 installed on the laser cutting table 100, and a bending mechanism 400 installed on one side of the laser cutting table 100; a laser cutting guard plate 101 and a plurality of evenly spaced lifting guard plates 3041 are installed in the laser cutting table 100; a conveying roller 3061 for transferring a workpiece to the bending mechanism 400 is installed at the position where the lifting guard plate 3041 is located; the conveying roller 3061 is pushed out of the plane where the laser cutting guard plate 101 is located by a conveying roller adjusting cylinder 305, and the conveying roller 3061 is driven to rotate by a sprocket motor.

[0046] During specific operation, the lifting guard plate 3041 is adjusted downward by the guard plate telescopic cylinder 303, thereby reserving a reserved space for the conveying roller 3061 to extend out of the plane where the laser cutting guard plate 101 is located, and then the conveying roller 3061 is pushed out through the conveying roller adjustment cylinder 305 and contacts the workpiece ground, and then the driving mechanism is used to drive the conveying roller 3061 to rotate, thereby conveying the plate to the bending mechanism 400, so as to achieve efficient process conversion.

[0047] In this embodiment, Figure 1 As shown, a plurality of bases 102 are installed at the bottom of the laser cutting table 100 ; reserved grooves for the lifting guard plate 3041 to extend out are evenly spaced in the conveying direction of the laser cutting guard plate 101 .

[0048] Specifically, a sliding frame 300 is installed in the laser cutting table 100 and directly below the laser cutting guard plate 101; a horizontal sliding telescopic cylinder 301 for adjusting the horizontal sliding of the sliding frame 300 is installed in the laser cutting table 100; a guard plate telescopic cylinder 303 for adjusting the lifting of the lifting guard plate 3041 is installed in the sliding frame 300; a plurality of conveying roller adjusting cylinders 305 are also installed in the sliding frame 300; wherein the guard plate telescopic cylinder 303 and the conveying roller adjusting cylinder 305 are staggeredly installed along the workpiece conveying direction; when in use, by adjusting the sliding frame 300 to slide horizontally, the positions of the lifting guard plate 3041 above the guard plate telescopic cylinder 303 and the conveying roller 3061 above the conveying roller adjusting cylinder 305 are swapped, thereby implementing functional conversion.

[0049] In this embodiment, a plurality of sliding wheels 302 are installed at the bottom of the sliding frame 300, and a linear slide rail adapted to the sliding wheels 302 is installed at the bottom of the laser cutting table 100, so as to facilitate the sliding of the sliding frame 300 by the horizontal sliding telescopic cylinder 301.

[0050] In this embodiment, a telescopic reserved groove 307 is opened on the top of the sliding frame 300 to facilitate the extension of the lifting guard plate 3041 and the conveying roller 3061; a second connecting plate 306 is installed at the telescopic end of the conveying roller adjusting cylinder 305, and a plurality of groups of conveying rollers 3061 are installed on the second connecting plate 306 through a bracket and a bearing seat, wherein the axial ends of the conveying rollers 3061 are respectively installed with transmission sprockets 3063, and each of the transmission sprockets 3063 is connected to the sprocket motor through a transmission chain; wherein a through groove 3062 is opened on the second connecting plate 306 and located between adjacent conveying rollers 3061.

[0051] A first connecting plate 304 is installed at the telescopic end of the guard plate telescopic cylinder 303, and a plurality of lifting guard plates 3041 are installed on the first connecting plate 304 through a supporting plate; wherein the plurality of supporting plates respectively penetrate a plurality of penetrating grooves 3062. The penetrating connection between the supporting plate for installing the lifting guard plate 3041 and the second connecting plate 306 makes the overall structure more compact on the one hand, and also facilitates the adjustment work with fewer telescopic cylinders.

[0052] In this embodiment, Figure 2 As shown, Y-axis slide rails 202 are respectively installed on both sides of the laser cutting table 100, and transverse slide seats are respectively installed on the two Y-axis slide rails 202, and an X-axis slide rail 201 is installed between the two transverse slide seats, and the laser cutting machine 200 is installed on the X-axis slide rail 201 through an electric control slide seat; wherein an exhaust hood is installed on the electric control slide seat of the laser cutting machine 200, and the exhaust hood is connected to a vacuum pump 204 and an exhaust gas filter box 205 through an exhaust pipe 203; wherein the vacuum pump 204 and the exhaust gas filter box 205 are used to timely treat harmful gases generated by laser cutting.

[0053] In this embodiment, the bending mechanism includes a frame, slide rails 403 installed on both sides of the frame, a slide 402 installed on the slide rails 403, and a bending adjustment cylinder 401 installed on the top of the frame and used to adjust the lifting and lowering of the slide 402; wherein a clamping slider 404 and a bending pressure block 405 are installed on the slide 402; wherein a pre-compression spring 4041 for pre-compressing the bent part is installed between the slide 402 and the clamping slider 404; the upper end of the bending pressure block 405 is fixed on the slide 402, and its bottom is an inclined structure, and a bending pressure roller 4051 is installed on the inclined structure through a bearing seat.

[0054] Specifically, Figure 3 As shown, a sleeve or linear bearing adapted to the slide rail 403 is installed on the slide seat 402; a reserved groove for limiting the installation of the clamping slider 404 is also opened on the slide seat 402, wherein a pre-compression spring 4041 for elastically compressing the clamping slider 404 is installed in the reserved groove, specifically, so that the clamping slider 404 contacts the workpiece preferentially to achieve pre-positioning of the workpiece.

[0055] In this embodiment, a plurality of bending and pressing rollers 4051 are installed at the bottom of the bending pressure block 405, so as to utilize the rolling friction of the bending and pressing rollers 4051 to reduce the friction damage to the surface of the workpiece.

[0056] In this embodiment, a workpiece pressing conveying roller is installed above the connection between the laser cutting table 100 and the bending mechanism to assist in smoothly conveying the workpiece on the conveying roller 3061 to the working area of ​​the bending mechanism.

[0057] The above embodiments are only descriptions of the preferred methods of the invention, and are not intended to limit the scope of the invention. Without departing from the design spirit of the invention, various modifications and improvements made to the technical solutions of the invention by ordinary technicians in this field should fall within the protection scope of the claims of the invention.

Claims

1. A composite laser cutting and bending machine, characterized in that: It comprises a laser cutting table (100), a laser cutting machine (200) arranged on the laser cutting table (100), and a bending mechanism (400) arranged on one side of the laser cutting table (100); A laser cutting guard plate (101) and a plurality of evenly spaced lifting guard plates (3041) are arranged in the laser cutting table (100); A conveying roller (3061) for transferring the workpiece to the bending mechanism (400) is arranged at the position of the lifting guard plate (3041); the conveying roller (3061) is pushed out of the plane where the laser cutting guard plate (101) is located through a conveying roller adjusting cylinder (305), and the conveying roller (3061) is driven to rotate by a sprocket motor.

2. The composite laser cutting and bending machine according to claim 1, characterized in that: A plurality of bases (102) are provided at the bottom of the laser cutting table (100); reserved grooves for the lifting guard plate (3041) to extend are evenly spaced in the conveying direction of the laser cutting guard plate (101).

3. The composite laser cutting and bending machine according to claim 2, characterized in that: A sliding frame (300) is arranged inside the laser cutting table (100) and directly below the laser cutting guard plate (101); A horizontal sliding telescopic cylinder (301) for adjusting the horizontal sliding of the sliding frame (300) is arranged in the laser cutting table (100); a guard plate telescopic cylinder (303) for adjusting the lifting of the lifting guard plate (3041) is arranged in the sliding frame (300); A plurality of conveying roller adjusting cylinders (305) are also arranged in the sliding frame (300); The guard plate telescopic cylinder (303) and the conveying roller adjusting cylinder (305) are arranged alternately along the workpiece conveying direction.

4. The composite laser cutting and bending machine according to claim 3 is characterized in that: A plurality of sliding wheels (302) are arranged at the bottom of the sliding frame (300), and a linear slide rail adapted to the sliding wheels (302) is arranged at the bottom of the laser cutting table (100).

5. The composite laser cutting and bending machine according to claim 3 is characterized in that: A telescopic reserved groove (307) is provided on the top of the sliding frame (300) to facilitate the extension of the lifting guard plate (3041) and the conveying roller (3061); A second connecting plate (306) is arranged at the telescopic end of the conveying roller adjusting cylinder (305), and a plurality of groups of conveying rollers (3061) are arranged on the second connecting plate (306) through a bracket and a bearing seat, wherein the shaft ends of the conveying rollers (3061) are respectively provided with transmission sprockets (3063), and each of the transmission sprockets (3063) is connected to a sprocket motor through a transmission chain; A through groove (3062) is provided on the second connecting plate (306) and between adjacent conveying rollers (3061); A first connecting plate (304) is provided at the telescopic end of the guard plate telescopic cylinder (303), and a plurality of lifting guard plates (3041) are provided on the first connecting plate (304) via a supporting plate; wherein the plurality of supporting plates respectively penetrate the plurality of penetrating grooves (3062).

6. The composite laser cutting and bending machine according to claim 1, characterized in that: Y-direction slide rails (202) are respectively arranged on both sides of the laser cutting table (100), transverse slide seats are respectively arranged on the two Y-direction slide rails (202), an X-direction slide rail (201) is arranged between the two transverse slide seats, and the laser cutting machine (200) is arranged on the X-direction slide rail (201) via an electric control slide seat; An exhaust hood is provided on the electric control slide of the laser cutting machine (200), and the exhaust hood is connected to a vacuum pump (204) and an exhaust gas filter box (205) via an exhaust pipe (203).

7. The composite laser cutting and bending machine according to claim 6, characterized in that: The bending mechanism comprises a frame, slide rails (403) arranged on both sides of the frame, a slide seat (402) arranged on the slide rails (403), and a bending adjustment cylinder (401) arranged on the top of the frame and used for adjusting the lifting and lowering of the slide seat (402); A clamping slider (404) and a bending pressure block (405) are provided on the slide seat (402); A pre-compression spring (4041) is provided between the slide seat (402) and the clamping slide block (404) to pre-compress the bending part; The upper end of the bending pressure block (405) is fixed on the slide seat (402), and the bottom thereof is an inclined surface structure, on which a bending pressing roller (4051) is arranged via a bearing seat.

8. The composite laser cutting and bending machine according to claim 7, characterized in that: A workpiece pressing and conveying roller is arranged above the connection between the laser cutting table (100) and the bending mechanism.

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