Welding device for metal plate processing

Abstract

The utility model relates to the technical field of metal plate processing, and discloses a welding device for metal plate processing, which is provided with a clamping device and a pre-clamping mechanism, the clamping device is used for fixing a plate, and the pre-clamping mechanism is used for pre-fixing the plate, so that the problem that when the metal plate is processed, the pre-clamping mechanism cannot clamp the plate is solved. One common problem is that an effective fixing device is lacked, various adverse effects are caused, firstly, no proper fixing device exists, a metal plate is prone to displacement in the welding process, welding precision and quality can be affected, uneven welding points can be possibly caused, even welding defects occur, and secondly, welding quality is affected. The problems that due to the fact that the plate is unstable, the operation difficulty is increased, an operator needs to spend more time and energy to manually fix the plate, the production efficiency is reduced, potential safety hazards are possibly increased, and in addition, unnecessary stress and deformation are possibly generated in the welding process of the unstable plate are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to metal sheet processing technical field especially relates to a welding device of metal sheet processing. BACKGROUND

[0002] Common metal sheets include steel sheets, aluminum sheets, copper sheets, stainless steel sheets, etc., which have wide applications in automobile bodies, aircraft shells, building structures, household appliances, mechanical equipment, etc.

[0003] The existing welding device for fixing the sheet is lacking when the metal sheet is processed, and the above-mentioned technology has the following problems: when the metal sheet is processed, a common problem is the lack of effective fixing device, which leads to various adverse effects, first, without suitable fixing device, the metal sheet is prone to displacement during welding, which not only affects the precision and quality of welding, but also may cause uneven welding points, even welding defects, second, the instability of the sheet also increases the operation difficulty, the operator needs to spend more time and effort to manually fix the sheet, which not only reduces the production efficiency, but also may increase the safety hazard, in addition, the unstable sheet may produce unnecessary stress and deformation during welding, affecting the structural integrity and performance of the final product, these problems not only increase the production cost, but also may lead to the decline of product quality, affecting the customer satisfaction and market competitiveness. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the prior art, the utility model provides a welding device for metal sheet processing which can overcome the above-mentioned problems or at least partially solve the above-mentioned problems.

[0005] The utility model is realized in this way, a welding device for metal sheet processing, including operation platform, support frame and welding machine, operation platform both sides inner wall with the support frame surface pass through the sliding slot sliding connection, the support frame inner wall with the welding machine upper end pass through the sliding slot sliding connection, the operation platform inner wall is provided with clamping device, clamping device upper end is provided with pre-clamping mechanism;

[0006] The clamping device is used for fixing the sheet.

[0007] The pre-clamping mechanism is used for pre-fixing the sheet.

[0008] In order to improve the quality of welding, preferably, the clamping device comprises a driving motor, a driving gear, a driven gear, a transmission rod, a threaded rod, a connecting plate, a support rod and a clamping plate, the output end of the driving motor is fixedly connected with the inner wall of the driving gear, the surface of the driving gear is meshed with the surface of the driven gear, the inner wall of the driven gear is fixedly connected with the surface of the middle part of the transmission rod, the two ends of the transmission rod are fixedly connected with one end of the two threaded rods, the surface of the threaded rod is threadedly connected with the inner wall of the connecting plate, the two ends of the connecting plate are fixedly connected with the lower ends of the two support rods, the upper ends of the two support rods are fixedly connected with the rear surface of the two ends of the clamping plate, and the threaded directions of the threaded rods at the two ends of the transmission rod are opposite, so that when the transmission rod rotates, the connecting plates on the two threaded rods can be moved in opposite directions, the metal plate can be quickly clamped or loosened, uniform force can be applied, the deformation of the plate due to uneven force can be avoided, and the welding quality is ensured.

[0009] In order to improve the stability of the fixation, preferably, the pre-clamping mechanism comprises elastic blocks, matching plates and stroke grooves, the front ends of the elastic blocks are fixedly connected with the rear ends of the matching plates, and the stroke grooves are arranged in the clamping plate. The matching plates are arranged at the front end of the clamping plate, first contact the metal plate, can realize the preliminary positioning of the plate, help to keep the plate stable during welding, and prevent unnecessary movement of the plate due to external force.

[0010] In order to improve the reliability of clamping, preferably, auxiliary blocks are arranged on both sides of the clamping plate, sliding grooves are arranged on both sides of the support frame, the lower end surface of the auxiliary block is slidably connected with the inner wall of the sliding groove, and two bearing frames are arranged on the surface of the transmission rod. The upper ends of the two bearing frames are fixedly connected with the lower end of the operation table. The auxiliary blocks arranged on both sides of the clamping plate are slidably connected with the sliding grooves arranged on both sides of the support frame, so that the clamping plate always keeps linear motion during movement, avoids unstable clamping due to deflection or shaking, and improves the accuracy and reliability of clamping.

[0011] In order to improve the stability of operation, preferably, the surface of the driving motor is fixedly connected with the lower end of the operation table, the surfaces of the two connecting plates are in contact with the surfaces on both sides of the operation table, and the lower surfaces of the two clamping plates are slidably connected with the upper surface of the operation table. The lower surfaces of the two clamping plates slide on the upper surface of the operation table, so that the clamping plate moves smoothly and stably during movement, avoids jamming or jumping phenomenon, and improves the stability of the clamping and fixing process.

[0012] In order to improve work efficiency, preferably, the rear end of the plurality of elastic blocks is fixedly connected with the inner wall of the clamping plate, the surface of the matching plate is slidably connected with the inner wall of the stroke groove, and after welding, the matching plate can be automatically pushed back to release the clamping plate from the plate by releasing the energy stored in the elastic blocks, so that the clamping plate is loosened, the unloading process of the plate is simplified, no additional manual intervention is needed, and work efficiency is improved.

[0013] In order to improve the smoothness of transmission, preferably, the upper end of the two auxiliary blocks is fixedly connected with the surface on both sides of the clamping plate, the inner wall of the two bearing frames is rotatably connected with the surface of the transmission rod, and the inner wall of the two bearing frames is rotatably connected with the surface of the transmission rod, so that the transmission rod remains stable during rotation, transmission errors caused by vibration or eccentricity are avoided, the bearing structure in the bearing frame effectively reduces the friction between the transmission rod and the bearing frame, and the smoothness and precision of transmission are improved.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a clamping device, pre -clamping mechanism, driving gear, driven gear, transmission rod, threaded rod, connecting plate, support rod, clamping plate, elastic block and cooperation board are set up, and clamping device is used to fix the plate material, and pre -clamping mechanism is used to pre -fix the plate material, and the threaded direction of threaded rod on both ends of transmission rod is opposite, makes transmission rod rotation, can promote the connecting plate on two threaded rods to move to opposite direction, not only can quick realization is to the metal plate material clamping or loosening, and can even force evenly, prevent the plate material from deforming because of uneven force, thereby guaranteeing the welding quality, cooperation board is set up in the front end of clamping plate, and these cooperation boards first contact with the metal plate material, can realize the primary positioning of plate material, help to keep the stability of plate material in the welding process, prevent unnecessary movement because of external force, solve a common problem when processing the metal plate material, lack effective fixing device, this leads to multiple adverse effects, first, without suitable fixing device, the metal plate material is easy to displace in the welding process, this not only will influence the precision and quality of welding, but also can lead to uneven welding point, even appear welding defect, second, the instability of plate material also can increase the operation difficulty, and the operator needs to spend more time and energy to manually fix the plate material, this not only reduces production efficiency, but also can increase the security risk, in addition, the unstable plate material can produce unnecessary stress and deformation in the welding process, influence the structural integrity and performance of final product, these problems not only increase production cost, but also can lead to product quality decline, influence customer's satisfaction and market competitiveness. ACCURACY

[0016] Fig. 1 It is the main body three -dimensional structure schematic diagram provided in the utility model embodiment;

[0017] Fig. 2 is a schematic diagram of a vertical section of a main body provided by an embodiment of the present application;

[0018] Fig. 3 is a schematic diagram of a clamping device provided by an embodiment of the present application;

[0019] Fig. 4 is a schematic diagram of a pre-clamping mechanism provided by an embodiment of the present application.

[0020] In the figure: 1, clamping device; 101, driving motor; 102, driving gear; 103, driven gear; 104, transmission rod; 105, threaded rod; 106, connecting plate; 107, support rod; 108, clamping plate; 2, pre-clamping mechanism; 201, elastic block; 202, matching plate; 203, stroke groove; 3, auxiliary block; 4, sliding groove; 5, bearing bracket; 6, operation table; 7, support bracket; 8, welding machine. DETAILED DESCRIPTION

[0021] In order to further understand the invention content, characteristics and effects of the present application, the following examples are given, and the detailed description is as follows in conjunction with the drawings.

[0022] The structure of the present application will be described in detail below in conjunction with the drawings.

[0023] As Figs. 1 to 4As shown, the utility model discloses a kind of welding devices of metal plate processing, including operation platform 6, support frame 7 and welding machine 8, operation platform 6 two sides inner wall and the surface of support frame 7 are slidably connected by chute, the inner wall of support frame 7 and the upper end of welding machine 8 are slidably connected by chute, and the inner wall of operation platform 6 is provided with clamping device 1, and the upper end of clamping device 1 is provided with pre-clamping mechanism 2, clamping device 1 is used to fix plate, and pre-clamping mechanism 2 is used to pre-fix plate, and clamping device 1 includes driving motor 101, driving gear 102, driven gear 103, transmission rod 104, threaded rod 105, connecting plate 106, support rod 107 and clamping plate 108, the output end of driving motor 101 is fixedly connected with the inner wall of driving gear 102, the surface of driving gear 102 is meshingly connected with the surface of driven gear 103, the inner wall of driven gear 103 is fixedly connected with the middle surface of transmission rod 104, the two ends of transmission rod 104 are fixedly connected with one end of two threaded rods 105, the surface of threaded rod 105 is threadedly connected with the inner wall of connecting plate 106, the two ends of connecting plate 106 are fixedly connected with the lower end of two support rods 107, the upper end of two support rods 107 is fixedly connected with the rear surface of the two ends of clamping plate 108, and the threaded direction of threaded rod 105 at the two ends of transmission rod 104 is opposite, so that when transmission rod 104 rotates, the connecting plate 106 on two threaded rods 105 can be moved in opposite directions, which can not only quickly realize the clamping or loosening of metal plate, but also can uniformly apply force, avoid deformation of plate due to uneven stress, thereby ensuring the welding quality, pre-clamping mechanism 2 includes elastic block 201, matching plate 202 and stroke groove 203, the front end of a plurality of elastic blocks 201 is fixedly connected with the rear end of matching plate 202, and stroke groove 203 is arranged in the inside of clamping plate 108, and matching plate 202 is arranged at the front end of clamping plate 108, these matching plates 202 first contact with metal plate, which can realize the preliminary positioning of plate, and is helpful to keep plate stable during welding process, prevent unnecessary movement due to external force, clamping plate 108 is provided with auxiliary block 3 on both sides, sliding groove 4 is formed in the two sides of support frame 7, the lower end surface of auxiliary block 3 is slidably connected with the inner wall of sliding groove 4, two bearing frames 5 are arranged on the surface of transmission rod 104, the upper end of two bearing frames 5 is fixedly connected with the lower end of operation platform 6, the auxiliary block 3 arranged on the two sides of clamping plate 108 and the sliding groove 4 formed in the two sides of support frame 7 are slidably connected, to ensure that clamping plate 108 always keeps linear motion during movement, avoid unstable clamping phenomenon due to deflection or shaking, improve the precision and reliability of clamping, the surface of driving motor 101 is fixedly connected with the lower end of operation platform 6, the surface of two connecting plates 106 is in contact with the surface of the two sides of operation platform 6, and the lower surface of two clamping plates 108 is slidably connected with the upper surface of operation platform 6, the lower surface of two clamping plates 108 is slidably connected with the upper surface of operation platform 6, to ensure that clamping plate 108 moves smoothly during movement, avoid jamming or jumping phenomenon, improve the stability of clamping and fixing process,The rear ends of the elastic blocks 201 are fixedly connected with the inner walls of the clamping plates 108, the surfaces of the cooperation plates 202 are slidably connected with the inner walls of the stroke grooves 203, after welding, the cooperation plates 202 can be automatically pushed to reset through releasing the energy stored in the elastic blocks 201, the clamping plates 108 are loosened to release the plates, the unloading process of the plates is simplified, manual intervention is not needed, the work efficiency is improved, the upper ends of the two auxiliary blocks 3 are fixedly connected with the surfaces on the two sides of the clamping plates 108, the inner walls of the two bearing frames 5 are rotatably connected with the surfaces of the transmission rods 104, the inner walls of the two bearing frames 5 are rotatably connected with the surfaces of the transmission rods 104, the stability of the transmission rods 104 in the rotating process is ensured, the transmission error caused by vibration or eccentricity is avoided, the bearing structure in the bearing frame 5 effectively reduces the friction between the transmission rod 104 and the bearing frame 5, and the smoothness and precision of transmission are improved.

[0024] The working principle of the utility model is:

[0025] When the welding operation of the metal plate is carried out, first, the metal plate is placed on the operation table 6 to ensure the accuracy and safety in the welding process, then the driving motor 101 located below the operation table 6 is started, and the power output end drives the driving gear 102 to rotate, the driving gear 102 is engaged with the driven gear 103, so that the power is transmitted, the driven gear 103 rotates, the driven gear 103 is fixedly connected with the transmission rod 104, the rotation of the driven gear 103 directly causes the rotation of the transmission rod 104, and the transmission rod 104 is provided with a threaded rod 105 at both ends, and the threaded directions of the two threaded rods 105 are opposite, so that when the transmission rod 104 rotates, the connecting plate 106 on the two threaded rods 105 can be moved in opposite directions, the rear part of the connecting plate 106 is connected with the clamping plate 108 through the supporting rod 107, so when the connecting plate 106 moves, the clamping plate 108 also moves correspondingly until it contacts the surface of the metal plate, and the cooperation plate 202 is arranged at the front end of the clamping plate 108, which first contacts the plate to realize preliminary positioning, and the elastic block 201 is further arranged behind the cooperation plate 202, when the clamping plate 108 continues to advance to the plate, the elastic block 201 is compressed to store energy, which not only helps to keep the plate stable during welding, but also releases the energy of the elastic block 201 after the welding is completed, so as to help the cooperation plate 202 reset, so as to facilitate taking out the completed welded plate, after the pre-fixing of the plate is completed, the position of the clamping plate 108 can be further adjusted to tightly adhere to the plate, so as to provide more firm fixing effect and avoid any displacement in the welding process, at this time, the welding machine 8 can be started, the welding machine 8 is installed on a support frame 7 which can move back and forth on the operation table 6, and the welding machine 8 itself can also move left and right on the support frame 7, so as to ensure that the welding machine 8 can flexibly reach every corner of the plate to complete the overall welding work, once the welding operation is completed, the clamping plate 108 can be released by simply controlling the driving motor 101 to reverse rotation, so that the welded metal plate can be easily taken out, and the next workpiece is prepared for processing, the whole process is not only efficient, but also greatly improves the welding quality and safety.

[0026] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment.

[0027] The above merely describes preferred embodiments of the present application and is not intended to limit the present application in any form. Although the present application has been disclosed with preferred embodiments, it is not intended to limit the present application. Any skilled person in the art can make modifications without departing from the scope of the present application.

Claims

1. A welding apparatus for processing metal sheets, comprising an operating table (6), a support frame (7), and a welding machine (8), wherein the inner walls on both sides of the operating table (6) are slidably connected to the surface of the support frame (7) via sliding grooves, and the inner wall of the support frame (7) is slidably connected to the upper end of the welding machine (8) via sliding grooves, characterized in that: The inner wall of the operating table (6) is provided with a clamping device (1), and the upper end of the clamping device (1) is provided with a pre-clamping mechanism (2). The clamping device (1) is used to fix the plate; The pre-clamping mechanism (2) is used to pre-fix the plate.

2. The welding apparatus for processing metal sheets as described in claim 1, characterized in that: The clamping device (1) includes a drive motor (101), a drive gear (102), a driven gear (103), a transmission rod (104), a threaded rod (105), a connecting plate (106), a support rod (107), and a clamping plate (108). The output end of the drive motor (101) is fixedly connected to the inner wall of the drive gear (102). The surface of the drive gear (102) meshes with the surface of the driven gear (103). The inner wall of the driven gear (103) is fixedly connected to the middle surface of the transmission rod (104). Both ends of the transmission rod (104) are fixedly connected to one end of the two threaded rods (105). The surface of the threaded rod (105) is threadedly connected to the inner wall of the connecting plate (106). Both ends of the connecting plate (106) are fixedly connected to the lower ends of the two support rods (107). The upper ends of the two support rods (107) are fixedly connected to the rear surfaces of both ends of the clamping plate (108).

3. The welding apparatus for processing metal sheets as described in claim 2, characterized in that: The pre-clamping mechanism (2) includes an elastic block (201), a mating plate (202), and a travel groove (203). The front ends of several elastic blocks (201) are fixedly connected to the rear ends of the mating plate (202), and the travel groove (203) is opened inside the clamping plate (108).

4. The welding apparatus for processing metal sheets as described in claim 3, characterized in that: The clamping plate (108) is provided with auxiliary blocks (3) on both sides, and the support frame (7) is provided with sliding grooves (4) on both sides. The lower surface of the auxiliary block (3) is slidably connected to the inner wall of the sliding groove (4). The transmission rod (104) is provided with two bearing brackets (5), and the upper ends of the two bearing brackets (5) are fixedly connected to the lower end of the operating table (6).

5. The welding apparatus for processing metal sheets as described in claim 2, characterized in that: The surface of the drive motor (101) is fixedly connected to the lower end of the operating table (6), the surfaces of the two connecting plates (106) are in contact with the two side surfaces of the operating table (6), and the lower surfaces of the two clamping plates (108) are slidably connected to the upper surface of the operating table (6).

6. The welding apparatus for processing metal sheets as described in claim 3, characterized in that: The rear ends of several elastic blocks (201) are fixedly connected to the inner wall of the clamping plate (108), and the surface of the mating plate (202) is slidably connected to the inner wall of the travel groove (203).

7. The welding apparatus for processing metal sheets as described in claim 4, characterized in that: The upper ends of the two auxiliary blocks (3) are fixedly connected to the two sides of the clamping plate (108), and the inner walls of the two bearing brackets (5) are rotatably connected to the surface of the transmission rod (104).

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