Quick switching device for welding fixture

Abstract

The utility model discloses a welding fixture rapid switching device, and relates to the technical field of welding fixtures, the welding fixture rapid switching device comprises a fixing seat, mounting ports are formed in the outer walls of the two sides of the fixing seat, fixture assemblies are arranged on the inner walls of the two mounting ports, and driving mechanisms for adjusting the fixture assemblies are arranged on the inner walls of the two sides of the fixing seat; and the driving mechanism comprises sliding rods and screw rods, the sliding rods are fixedly connected to the inner walls of the two sides of the fixing base, the screw rods are rotationally connected to the inner walls of the two sides of the fixing base, the outer walls of the sliding rods are slidably connected with racks, and the outer walls of the screw rods are in threaded connection with driving blocks. The driving mechanism is arranged in the fixed seat, the screw rod in the driving mechanism rotates to drive the rack to move, so that the gear is conveniently driven to rotate, the clamp seat is conveniently and directly driven to adjust the angle when the gear rotates, and meanwhile, the screw rod is conveniently and directly driven to rotate through cooperation between the servo motor and the synchronous belt; therefore, the angle of the clamp assembly can be conveniently adjusted, and the problem that an existing welding clamp is inconvenient to adjust is solved.

Description

Technical Field

[0001] The present application relates to the technical field of welding fixtures, and in particular to a welding fixture quick switching device. Background Art

[0002] A fixture is also called a clamp. In a broad sense, any device used to quickly, conveniently and safely install a workpiece in any process can be called a fixture. For example, welding fixtures, inspection fixtures, assembly fixtures, machine tool fixtures, etc. Among them, machine tool fixtures are the most common, often referred to as fixtures. Welding fixtures are process equipment that accurately positions and reliably tightens weldments, facilitates assembly and welding of weldments, and ensures the structural accuracy requirements of weldments.

[0003] After searching, the Chinese patent publication number CN215787865U discloses a welding fixture quick switching device, including a fixed block, connecting blocks are fixedly installed on both ends of the fixed block, mounting components are rotatably installed inside the two connecting blocks, and fixing components are fixedly installed on the rear parts of the left and right ends of the fixed block; the fixing component includes two slide grooves and through holes, pull rods are movably installed inside the two through holes, clamping rods are fixedly installed on the opposite surfaces of the two pull rods, and springs are sleeved on the outer surfaces of the two pull rods.

[0004] A welding fixture quick switching device in the above patent has the following shortcomings: in the above patent, the angle of the mounting block is adjusted by setting the cooperation between the slider and the connecting rod on the fixed block, so as to adjust the welded workpiece, but the exposed connecting rod is easily in contact with the welded part, which makes the connecting rod easily damaged, and the cooperation adjustment between the connecting rod and the slider is relatively complicated and inconvenient to operate. Utility Model Content

[0005] In order to improve the problem that existing welding fixtures are inconvenient to operate, the present application provides a welding fixture quick switching device.

[0006] The present application provides a welding fixture quick switching device, including a fixed seat, both side outer walls of the fixed seat are provided with installation openings, and the inner walls of the two installation openings are provided with fixture assemblies, both side inner walls of the fixed seat are provided with driving mechanisms for adjusting the fixture assemblies, the driving mechanism includes a sliding rod and a screw rod, and the sliding rod is fixedly connected to the both side inner walls of the fixed seat, the screw rod is rotatably connected to the both side inner walls of the fixed seat, the outer wall of the sliding rod is slidably connected to a rack, the outer wall of the screw rod is screwed with a driving block, and the driving block is fixedly connected to the rack.

[0007] With the above structure, a driving mechanism is arranged in the fixing seat, and the screw in the driving mechanism rotates to drive the rack to rotate, thereby conveniently driving the clamp assembly to adjust its angle. The arrangement of the clamp assembly facilitates clamping and fixing the welding workpiece.

[0008] The inner wall of the fixing seat is fixedly connected with a servo motor, and the output shaft of the servo motor is fixedly connected with a synchronous wheel 1.

[0009] With the above structure, the servo motor can be directly used to drive the synchronous wheel to rotate.

[0010] One end of the screw is fixedly connected with a second synchronous wheel, and a same synchronous belt is connected between the second synchronous wheel and the first synchronous wheel.

[0011] With the above structure, the screw rod can be directly driven to rotate by the cooperation between the servo motor and the synchronous belt.

[0012] The clamp assembly comprises a mounting cover, and the mounting cover is fixedly connected in a mounting opening on a fixing seat, and outer walls on both sides of the mounting cover are rotatably connected to the same clamp seat.

[0013] With the above structure, the welding workpiece can be fixedly supported conveniently through the arrangement of the fixture seat.

[0014] The inner walls on both sides of the installation cover are rotatably connected with a same gear, and the two ends of the gear transmission shaft are respectively fixedly connected to the fixture seat.

[0015] With the above structure, the gear and the fixture seat rotate synchronously.

[0016] The gear and the rack are meshed with each other, and the top outer wall of the clamp seat is fixedly connected with two fixing plates.

[0017] With the above structure, the rack can be moved to drive the gear to rotate, thereby driving the fixture seat to adjust its angle.

[0018] A threaded opening is provided on an outer wall of one side of one of the fixing plates, and a locking bolt is screwed on the inner wall of the threaded opening, and one end of the locking bolt is rotatably connected to a clamping block.

[0019] With the above structure, the clamping block is driven by the setting of the locking bolt to clamp the welding workpiece.

[0020] A control panel is fixedly connected to an outer wall of one side of the fixing seat, and the control panel is electrically connected to the servo motor.

[0021] With the above structure, the servo motor can be conveniently controlled through the setting of the control panel.

[0022] In summary, the beneficial effects of this application are as follows:

[0023] 1. The present application sets a driving mechanism in the fixed seat, and the screw in the driving mechanism rotates to drive the rack to move, thereby facilitating the rotation of the gear. When the gear rotates, it is convenient to directly drive the fixture seat to adjust the angle. At the same time, through the cooperation between the servo motor and the synchronous belt, it is convenient to directly drive the screw to rotate, thereby facilitating the adjustment of the angle of the fixture assembly, thereby solving the problem that the existing welding fixture is inconvenient to adjust.

[0024] 2. The present application directly drives the gear to rotate by the movement of the rack, thereby adjusting the angle of the fixture seat. The screw drive method has a self-locking function, thereby ensuring the stability of the fixture seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the entire application;

[0026] Figure 2 It is a schematic diagram of the interior of the fixing seat of the present application;

[0027] Figure 3 It is a schematic diagram of the driving mechanism of this application.

[0028] Explanation of the accompanying drawings: 1. fixed seat; 2. control panel; 3. clamp assembly; 4. driving mechanism; 5. sliding rod; 6. rack; 7. screw; 8. servo motor; 9. synchronous belt; 10. mounting cover; 11. gear; 12. clamp seat; 13. fixing plate; 14. locking bolt; 15. clamping block. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-3 This application is described in further detail.

[0030] See also Figure 1-3 A welding fixture quick switching device comprises a fixed seat 1, both side outer walls of the fixed seat 1 are provided with mounting openings, and the inner walls of the two mounting openings are provided with fixture assemblies 3, both side inner walls of the fixed seat 1 are provided with driving mechanisms 4 for adjusting the fixture assemblies 3, the driving mechanisms 4 comprise sliding rods 5 and screw rods 7, and the sliding rods 5 are fixedly connected to the inner walls on both sides of the fixed seat 1, by arranging the driving mechanism 4 in the fixed seat 1, the screw rods 7 in the driving mechanism 4 rotate to drive the rack 6 to rotate, thereby conveniently driving the fixture assembly 3 to adjust its angle, the screw rods 7 are rotatably connected to the inner walls on both sides of the fixed seat 1, the outer wall of the sliding rod 5 is slidably connected to the rack 6, the outer wall of the screw rod 7 is screwed with a driving block, and the driving block is fixedly connected to the rack 6, and the arrangement of the fixture assembly 3 facilitates clamping and fixing the welding workpiece.

[0031] Reference Figure 3 A servo motor 8 is fixedly connected to the inner wall of the fixed seat 1, and a synchronous wheel 1 is fixedly connected to the output shaft of the servo motor 8. The servo motor 8 is conveniently and directly driven to rotate the synchronous wheel 1.

[0032] Reference Figure 3 One end of the screw rod 7 is fixedly connected to the synchronous wheel 2, and the same synchronous belt 9 is connected between the synchronous wheel 2 and the synchronous wheel 1. The screw rod 7 is directly driven to rotate through the cooperation between the servo motor 8 and the synchronous belt 9.

[0033] Reference Figure 3 The clamp assembly 3 includes a mounting cover 10, and the mounting cover 10 is fixedly connected to the mounting opening on the fixing seat 1, and the outer walls on both sides of the mounting cover 10 are rotatably connected to the same clamp seat 12, and the setting of the clamp seat 12 facilitates the fixed support of the welding workpiece.

[0034] Reference Figure 3 The inner walls on both sides of the mounting cover 10 are rotatably connected to the same gear 11, and both ends of the transmission shaft of the gear 11 are respectively fixedly connected to the fixture seat 12, and the gear 11 and the fixture seat 12 rotate synchronously.

[0035] Reference Figure 3 The gear 11 and the rack 6 mesh with each other, and two fixing plates 13 are fixedly connected to the top outer wall of the clamp seat 12. The gear 11 is driven to rotate by the movement of the rack 6, thereby driving the clamp seat 12 to adjust its angle.

[0036] Reference Figure 3 A threaded opening is provided on the outer wall of one side of one of the fixing plates 13, and a locking bolt 14 is screwed on the inner wall of the threaded opening. One end of the locking bolt 14 is rotatably connected to a clamping block 15, and the clamping block 15 is driven by the setting of the locking bolt 14 to clamp the welding workpiece.

[0037] Reference Figure 1-3 A control panel 2 is fixedly connected to an outer wall of one side of the fixing base 1 , and the control panel 2 is electrically connected to the servo motor 8 . The servo motor 8 can be conveniently controlled by setting the control panel 2 .

[0038] The implementation principle of the present application is as follows: when in use, first place the workpiece to be welded on the fixture assembly 3. When fixing the welding workpiece, rotate the locking bolt 14 to drive the clamping block 15 to clamp the welding workpiece. When the angle of the fixture assembly 3 needs to be adjusted, control the servo motor 8 to start through the control panel 2. When the servo motor 8 starts, it directly drives the screw 7 to rotate through the synchronous belt 9. When the screw 7 rotates, it is convenient to directly drive the rack 6 to move. When the rack 6 moves, it directly drives the gear 11 to rotate. When the gear 11 rotates, it is convenient to directly drive the fixture seat 12 to rotate and adjust its angle, thereby realizing the rapid adjustment of the angle of the fixture seat 12.

[0039] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A welding fixture quick switching device, comprising a fixing seat (1), characterized in that: The outer walls of both sides of the fixed seat (1) are provided with mounting openings, and the inner walls of the two mounting openings are provided with clamp assemblies (3). The inner walls of both sides of the fixed seat (1) are provided with driving mechanisms (4) for adjusting the clamp assemblies (3). The driving mechanisms (4) include a slide bar (5) and a screw rod (7). The slide bar (5) is fixedly connected to the inner walls of both sides of the fixed seat (1). The screw rod (7) is rotatably connected to the inner walls of both sides of the fixed seat (1). The outer wall of the slide bar (5) is slidably connected to a rack (6). The outer wall of the screw rod (7) is screwed with a driving block, and the driving block is fixedly connected to the rack (6).

2. A welding fixture quick switching device according to claim 1, characterized in that: A servo motor (8) is fixedly connected to the inner wall of the fixing seat (1), and a synchronous wheel 1 is fixedly connected to the output shaft of the servo motor (8).

3. A welding fixture quick switching device according to claim 2, characterized in that: One end of the screw rod (7) is fixedly connected to a second synchronous wheel, and a same synchronous belt (9) is connected between the second synchronous wheel and the first synchronous wheel.

4. A welding fixture quick switching device according to claim 3, characterized in that: The clamp assembly (3) comprises a mounting cover (10), and the mounting cover (10) is fixedly connected to a mounting opening on a fixing seat (1), and outer walls on both sides of the mounting cover (10) are rotatably connected to the same clamp seat (12).

5. A welding fixture quick switching device according to claim 4, characterized in that: The inner walls on both sides of the mounting cover (10) are rotatably connected to a same gear (11), and both ends of the transmission shaft of the gear (11) are respectively fixedly connected to the fixture seat (12).

6. A welding fixture quick switching device according to claim 5, characterized in that: The gear (11) and the rack (6) are meshed with each other, and the top outer wall of the clamp seat (12) is fixedly connected to two fixing plates (13).

7. A welding fixture quick switching device according to claim 6, characterized in that: A threaded opening is provided on an outer wall of one side of one of the fixing plates (13), and a locking bolt (14) is screwed onto the inner wall of the threaded opening. One end of the locking bolt (14) is rotatably connected to a clamping block (15).

8. A welding fixture quick switching device according to claim 7, characterized in that: A control panel (2) is fixedly connected to an outer wall of one side of the fixing seat (1), and the control panel (2) is electrically connected to the servo motor (8).

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