Welding clamp for air bag seat plate of cab

Abstract

The invention discloses a welding clamp for an air bag seat plate of a cab, and belongs to the technical field of welding auxiliary equipment. The cab air bag seat plate welding clamp comprises a pneumatic rotating connector, the rotating end of the pneumatic rotating connector is connected with a machine head connecting bottom plate, a plurality of stand columns are installed at the top end of the machine head connecting bottom plate, a machine head connecting top plate is installed at the top ends of the stand columns, and an air bag seat plate height positioning column is installed at the top end of the machine head connecting bottom plate. An air bag seat plate positioning plate is installed at the top end of the machine head connecting top plate, an air bag liquid storage barrel workpiece is inserted into the inner side of the air bag seat plate positioning plate, a pair of rotating air cylinders is installed at the bottom end of the machine head connecting top plate, and the output ends of the rotating air cylinders penetrate through the top end of the machine head connecting top plate and are provided with pressing arms. According to the air bag seat plate welding device, all-directional positioning of the air bag seat plate can be effectively achieved, displacement of the seat plate during welding is avoided, and the air bag seat plate welding device has high practical value.

Description

Technical Field

[0001] The invention relates to the technical field of welding auxiliary equipment, in particular to a welding fixture for a cab airbag seat plate. Background Art

[0002] In the process of welding the seat plate of the cab airbag, the positioning and clamping accuracy of the seat plate are extremely high. Traditional welding fixtures have shortcomings when facing the complex shape and high-precision welding requirements of the airbag seat plate.

[0003] Based on the above, the inventors have found the following problems: the existing fixture is difficult to accurately position the airbag seat plate in all directions, which causes the seat plate to easily move during welding, affecting the welding quality, resulting in problems such as crooked welds and welding point position deviations, thereby reducing the product qualification rate.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a cab airbag seat plate welding fixture is provided to achieve a purpose with greater practical value. Summary of the invention

[0005] The purpose of the present invention is to provide a cab airbag seat plate welding fixture to solve the problem that the existing fixture proposed in the above background technology is difficult to accurately position the airbag seat plate in all directions, resulting in the seat plate being easily displaced during welding, affecting the welding quality, resulting in problems such as crooked welds and welding point position deviations, thereby reducing the product qualification rate.

[0006] In view of the above problems, the technical solution proposed by the present invention is:

[0007] A cab airbag seat plate welding fixture comprises a pneumatic rotary joint, the rotating end of the pneumatic rotary joint is connected to a machine head connecting base plate, the top end of the machine head connecting base plate is installed with a plurality of columns, the top end of the columns is installed with a machine head connecting top plate, the top end of the machine head connecting base plate is installed with an airbag seat plate height positioning column, the top end of the machine head connecting top plate is installed with an airbag seat plate positioning plate, the inner side of the airbag seat plate positioning plate is inserted with an airbag liquid storage cylinder workpiece, the bottom end of the machine head connecting top plate is installed with a pair of rotary cylinders, the output end of the rotary cylinder The top of the machine head is connected to the top plate, and a clamping arm is installed at the output end of the rotating cylinder. A support frame is embedded in the top of the machine head connected to the top plate, and a clamping block is installed on one side of the support frame. A clamping cylinder for holding the airbag liquid storage cylinder workpiece is installed at the bottom end of the machine head connected to the top plate, a first manual valve for controlling the clamping cylinder is installed at the bottom end of the machine head connected to the top plate, a second manual valve for controlling the rotating cylinder is installed on one side of the machine head connected to the top plate, and a toggle mechanism for toggling the second manual valve is provided on one side of the machine head connected to the top plate.

[0008] Furthermore, the toggle mechanism includes a mounting plate, a fixing frame is mounted on the top of the mounting plate, a rotating shaft is mounted on one end of the fixing frame, an outer side of the rotating shaft is rotatably connected to a connecting seat, one end of the connecting seat is provided with a groove, a connecting shaft is mounted on the inner side of the groove, and an outer side of the connecting shaft is rotatably connected to a toggle rod.

[0009] Furthermore, a torsion spring is sleeved on the outer side of the rotating shaft, one end of the torsion spring contacts the inner side of the groove, and the other end of the torsion spring contacts one side of the lever.

[0010] Furthermore, the height of the lever is the same as the height of the second manual valve.

[0011] Furthermore, an arc groove is formed on one side of the clamping block, one side of the clamping block contacts the outer side of the airbag liquid storage cylinder workpiece, and the bottom end of the airbag liquid storage cylinder workpiece contacts the top end of the airbag seat plate height positioning column.

[0012] Furthermore, four first threading holes are opened at the top end of the machine head connecting top plate, and the top end of the first manual valve passes through the top end of one of the first threading holes.

[0013] Furthermore, a pressing block is installed on one side of the bottom end of the pressing arm, and the bottom end of the pressing block is in contact with the top end of the airbag seat plate positioning plate.

[0014] Furthermore, a second threading hole is provided at the top of the machine head connecting the bottom plate.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the cab airbag seat plate welding fixture is connected to the machine head connecting base plate through the rotating end of the pneumatic rotary joint, so that the machine head connecting base plate can be rotatable, and at the same time, it is convenient for the toggle mechanism to toggle the second manual valve; an airbag seat plate height positioning column is installed on the top of the machine head connecting base plate, which can accurately support the airbag liquid storage cylinder workpiece; an airbag seat plate positioning plate is installed on the top of the machine head connecting top plate, which can position the airbag liquid storage cylinder workpiece, ensure the position accuracy of the workpiece during welding, reduce welding deviation, and a clamping arm is installed on the output end of the rotating cylinder to realize the clamping operation of the clamping arm on the workpiece and the seat plate, thereby improving the stability of the workpiece during welding. A clamping block is installed on one side of the support frame to clamp the airbag liquid storage cylinder workpiece from the side, further fixing the workpiece to prevent it from displacement during welding; a clamping cylinder for pressing the airbag liquid storage cylinder workpiece is installed at the bottom end of the machine head connected to the top plate, so as to cooperate with the clamping block to fix the workpiece in all directions and ensure the welding quality; the setting of the first manual valve facilitates the operator to directly control the action of the clamping cylinder; the setting of the second manual valve is used to control the rotating cylinder; the setting of the mounting plate facilitates the fixing of the toggle mechanism on the external frame; the rotation connection between the rotating shaft and the connecting seat, and the rotation connection between the connecting shaft and the toggle rod enable the toggle rod to rotate flexibly, which is convenient for adjusting the angle In order to accurately toggle the second manual valve, a torsion spring is sleeved on the outer side of the rotating shaft. After the lever toggles the second manual valve, the lever can be automatically reset by its own elastic force, which is convenient for the next operation and improves the convenience of operation. The height of the lever is the same as that of the second manual valve, which ensures that the lever can accurately toggle the second manual valve, avoids operating errors caused by height inconsistency, and improves the accuracy of operation. An arc groove is provided on one side of the clamping block to fit the shape of the workpiece, increase the contact area, and improve the clamping stability. The bottom end of the airbag liquid storage cylinder workpiece is in contact with the top end of the airbag seat plate height positioning column to achieve multiple positioning of the top, bottom and sides, further ensuring the position accuracy of the workpiece during welding. Four first threading holes are provided at the top of the machine head connecting the top plate, which are convenient for the installation of the first manual valve and the laying of related lines, so that the equipment wiring is neat and orderly, and the influence of the cluttered lines on the operation and the safe operation of the equipment is avoided. A clamping block is installed on one side of the bottom end of the clamping arm to increase the clamping area, improve the clamping effect, and ensure that the workpiece will not be affected by the displacement during the welding process. The welding quality is not affected. A second threading hole is provided at the top of the machine head connecting the bottom plate, which is convenient for the laying of related lines, which is conducive to the rationality of the overall line layout of the equipment, and is also convenient for the maintenance and inspection of the equipment. The present invention can effectively realize the all-round positioning of the airbag seat plate, avoid the displacement of the seat plate during welding, and has high practical value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the bottom-up stereoscopic structural schematic diagrams disclosed in an embodiment of the present invention;

[0017] Figure 2 This is one of the top-view stereoscopic structural schematic diagrams disclosed in an embodiment of the present invention;

[0018] Figure 3 This is a second schematic diagram of a top-down stereoscopic structure disclosed in an embodiment of the present invention;

[0019] Figure 4 This is the second bottom-up stereoscopic structural schematic diagram disclosed in the embodiment of the present invention;

[0020] Figure 5 The embodiment disclosed in the present invention Figure 2 Schematic diagram of the enlarged structure of structure A in the middle.

[0021] In the figure: 100, pneumatic rotary joint; 101, machine head connected to bottom plate; 10101, second threading hole; 102, column; 103, machine head connected to top plate; 10301, first threading hole; 104, clamping cylinder; 105, rotating cylinder; 106, clamping arm; 107, clamping block; 108, support frame; 10801, clamping block; 109, airbag seat plate positioning plate; 110, airbag seat plate height positioning column; 111, airbag liquid storage cylinder workpiece; 112, second manual valve; 113, first manual valve; 114, toggle mechanism; 11401, mounting plate; 11402, fixing frame; 11403, rotating shaft; 11404, connecting seat; 11405, connecting shaft; 11406, toggle rod; 11407, torsion spring. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of this application clearer, the technical solutions in this application will be clearly and completely described below in conjunction with the drawings in this application. Obviously, the described embodiments are part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0023] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features; in the description of this application, unless otherwise specified, "plurality" means two or more.

[0024] Example 1

[0025] See also Figures 1-5The present invention provides a technical solution: a cab airbag seat plate welding fixture, comprising a pneumatic rotary joint 100, the rotating end of the pneumatic rotary joint 100 is connected to a machine head connecting base plate 101, a plurality of columns 102 are installed on the top of the machine head connecting base plate 101, a machine head connecting top plate 103 is installed on the top of the columns 102, an airbag seat plate height positioning column 110 is installed on the top of the machine head connecting base plate 101, an airbag seat plate positioning plate 109 is installed on the top of the machine head connecting top plate 103, an airbag liquid storage cylinder workpiece 111 is inserted into the inner side of the airbag seat plate positioning plate 109, a pair of rotating cylinders 105 are installed on the bottom end of the machine head connecting top plate 103, and the rotating cylinders 10 The output end of the head 105 passes through the top of the head connecting top plate 103, the output end of the rotating cylinder 105 is installed with a clamping arm 106, the top of the head connecting top plate 103 is embedded with a support frame 108, one side of the support frame 108 is installed with a clamping block 10801, the bottom end of the head connecting top plate 103 is installed with a clamping cylinder 104 for pressing and holding the airbag liquid storage cylinder workpiece 111, the bottom end of the head connecting top plate 103 is installed with a first manual valve 113 for controlling the clamping cylinder 104, the side of the head connecting top plate 103 is installed with a second manual valve 112 for controlling the rotating cylinder 105, and the side of the head connecting top plate 103 is provided with a second manual valve 113 for toggling the second manual valve 111 The toggle mechanism 114 of 2 is connected to the machine head connecting base plate 101 through the rotating end of the pneumatic rotary joint 100, so that the machine head connecting base plate 101 can be rotatable, and at the same time, the toggle mechanism 114 is convenient for toggling the second manual valve 112. The airbag seat plate height positioning column 110 is installed at the top of the machine head connecting base plate 101, which can accurately support the airbag liquid storage cylinder workpiece 111. The airbag seat plate positioning plate 109 is installed at the top of the machine head connecting top plate 103 to position the airbag liquid storage cylinder workpiece 111, ensure the position accuracy of the workpiece during welding, reduce welding deviation, and install a clamping arm 106 at the output end of the rotating cylinder 105 to realize the clamping arm 106 to The workpiece and the seat plate are clamped to improve the stability of the workpiece during welding. A clamping block 10801 is installed on one side of the support frame 108 to clamp the airbag liquid storage cylinder workpiece 111 from the side to further fix the workpiece to prevent it from shifting during welding. A clamping cylinder 104 for pressing the airbag liquid storage cylinder workpiece 111 is installed at the bottom end of the machine head connected to the top plate 103 to achieve coordinated work with the clamping block 10801 to fix the workpiece in all directions and ensure welding quality. The setting of the first manual valve 113 facilitates the operator to directly control the action of the clamping cylinder 104, and the setting of the second manual valve 112 is used to control the rotating cylinder 105.

[0026] An embodiment of the function of the present invention, further, the toggle mechanism 114 includes a mounting plate 11401, a fixing frame 11402 is installed on the top of the mounting plate 11401, a rotating shaft 11403 is installed at one end of the fixing frame 11402, the outer side of the rotating shaft 11403 is rotatably connected to a connecting seat 11404, one end of the connecting seat 11404 is provided with a groove, a connecting shaft 11405 is installed on the inner side of the groove, and the outer side of the connecting shaft 11405 is rotatably connected to a toggle rod 11406. Through the arrangement of the mounting plate 11401, the toggle mechanism 114 is conveniently fixed on an external frame, and through the rotational connection between the rotating shaft 11403 and the connecting seat 11404, and the rotational connection between the connecting shaft 11405 and the toggle rod 11406, the toggle rod can be flexibly rotated, so that the angle can be adjusted conveniently to accurately toggle the second manual valve 112.

[0027] According to an embodiment of the present invention, a torsion spring 11407 is further provided on the outer side of the rotating shaft 11403, one end of the torsion spring 11407 contacts the inner side of the groove, and the other end of the torsion spring 11407 contacts one side of the lever 11406. By providing the torsion spring 11407 on the outer side of the rotating shaft 11403, after the lever 11406 moves the second manual valve 112, the lever 11406 can be automatically reset by its own elastic force, which is convenient for the next operation and improves the operational convenience.

[0028] In an embodiment of the present invention, further, the height of the lever 11406 is the same as the height of the second manual valve 112. By making the height of the lever 11406 the same as the height of the second manual valve 112, it is ensured that the lever 11406 can accurately move the second manual valve 112, thereby avoiding operational errors caused by inconsistent heights and improving operational accuracy.

[0029] In one embodiment of the present invention, an arc groove is further provided on one side of the clamping block 10801, and one side of the clamping block 10801 contacts the outer side of the airbag liquid storage cylinder workpiece 111, and the bottom end of the airbag liquid storage cylinder workpiece 111 contacts the top end of the airbag seat plate height positioning column 110. By providing an arc groove on one side of the clamping block 10801, the shape of the workpiece can be fitted, the contact area can be increased, and the clamping stability can be improved. By contacting the bottom end of the airbag liquid storage cylinder workpiece 111 with the top end of the airbag seat plate height positioning column 110, multiple positioning of the upper and lower and sides can be achieved, thereby further ensuring the position accuracy of the workpiece during the welding process.

[0030] In an embodiment of the present invention, further, four first wire passing holes 10301 are provided at the top end of the machine head connecting top plate 103, and the top end of the first manual valve 113 penetrates through the top end of one of the first wire passing holes 10301. By providing four first wire passing holes 10301 at the top end of the machine head connecting top plate 103, it is convenient for the installation of the first manual valve 113 and the passing of relevant wires, making the wiring of the equipment neat and orderly, and avoiding the chaos of wires from affecting the operation and the safety of the equipment operation.

[0031] In an embodiment of the present invention, further, a pressing block 107 is installed on one side of the bottom end of the pressing arm 106, and the bottom end of the pressing block 107 is in contact with the top end of the airbag seat plate positioning plate 109. By installing a pressing block 107 on one side of the bottom end of the pressing arm 106, the pressing area is increased, the pressing effect is improved, and it is ensured that the workpiece will not affect the welding quality due to displacement during the welding process.

[0032] In an embodiment of the present invention, further, a second wire passing hole 10101 is provided at the top end of the machine head connecting bottom plate 101. By providing a second wire passing hole 10101 at the top end of the machine head connecting bottom plate 101, it is convenient for the passing of relevant wires, helps to rationalize the overall wiring layout of the equipment, and is also convenient for the maintenance and repair of the equipment.

[0033] Specifically, the working principle of the cab airbag seat plate welding fixture is as follows: when in use, the rotating end of the pneumatic rotary joint 100 is connected to the machine head connecting base plate 101, so that the machine head connecting base plate 101 can be rotatable, and at the same time, the toggle mechanism 114 is convenient for toggling the second manual valve 112, and an airbag seat plate height positioning column 110 is installed on the top of the machine head connecting base plate 101, which can accurately support the airbag liquid storage cylinder workpiece 111, and an airbag seat plate positioning plate 109 is installed on the top of the machine head connecting top plate 103 to position the airbag liquid storage cylinder workpiece 111, thereby ensuring the position accuracy of the workpiece during welding and reducing welding deviation, and a clamping arm 106 is installed on the output end of the rotating cylinder 105 to realize the clamping arm 106 to clamp the workpiece and the seat plate. The clamping operation is performed to improve the stability of the workpiece during welding. A clamping block 10801 is installed on one side of the support frame 108 to clamp the airbag liquid storage cylinder workpiece 111 from the side to further fix the workpiece to prevent it from shifting during welding. A clamping cylinder 104 for pressing the airbag liquid storage cylinder workpiece 111 is installed at the bottom end of the machine head connected to the top plate 103 to achieve coordinated work with the clamping block 10801 to fix the workpiece in all directions to ensure welding quality. The first manual valve 113 is set to facilitate the operator to directly control the action of the clamping cylinder 104. The second manual valve 112 is set to control the rotating cylinder 105. The mounting plate 11401 is set to facilitate the toggle mechanism 114 to be fixed to the external machine. The lever 11406 is rotatably connected to the frame by the rotational connection between the rotating shaft 11403 and the connecting seat 11404, and the rotational connection between the connecting shaft 11405 and the lever 11406, so that the lever can be flexibly rotated, and the angle can be adjusted to accurately move the second manual valve 112. The torsion spring 11407 is sleeved on the outer side of the rotating shaft 11403, and after the lever 11406 moves the second manual valve 112, the lever 11406 can be automatically reset by its own elastic force, which is convenient for the next operation and improves the convenience of operation. The height of the lever 11406 is the same as that of the second manual valve 112, so that the lever 11406 can accurately move the second manual valve 112, avoid operating errors caused by inconsistent heights, and improve the accuracy of operation. An arc groove is provided on one side of 01 to fit the shape of the workpiece, increase the contact area, and improve the clamping stability. The bottom end of the airbag liquid storage cylinder workpiece 111 is in contact with the top end of the airbag seat plate height positioning column 110 to achieve multiple positioning of the upper and lower and sides, and further ensure the position accuracy of the workpiece during the welding process. Four first threading holes 10301 are provided on the top of the machine head connecting the top plate 103 to facilitate the installation of the first manual valve 113 and the threading of related lines, so that the equipment wiring is neat and orderly, and the cluttered lines do not affect the operation and equipment operation safety. A clamping block 107 is installed on one side of the bottom end of the clamping arm 106 to increase the clamping area and improve the clamping effect, ensuring that the workpiece will not be affected by displacement during the welding process. The welding quality is affected.A second wire threading hole 10101 is provided at the top end of the bottom plate 101 connected to the machine head, which facilitates the threading of relevant wires, helps to rationalize the overall wiring layout of the equipment, and also facilitates the maintenance and repair of the equipment. The present invention can effectively achieve the all-round positioning of the airbag seat plate, avoid the displacement of the seat plate during welding, and has high practical value.

[0034] In several embodiments provided in the present application, it should be understood that the disclosed systems, modules, and methods can be implemented in other ways. For example, the module embodiments described above are merely illustrative. For example, the division of units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the displayed or discussed coupling or direct coupling or communication connection between each other can be through some interfaces, indirect coupling or communication connection of modules or units, and can be in electrical, mechanical or other forms.

[0035] The above embodiments are only used to illustrate the technical solutions of the present application, rather than limiting it. The present application is not limited to the exact structures already described and illustrated in the drawings, and it cannot be considered that the specific implementation of the present application is only limited to these descriptions. For those of ordinary skill in the technical field to which the present application belongs, without departing from the concept of the present application, various changes and deformations made should be regarded as belonging to the protection scope of the present application.

Claims

1. A welding fixture for a cab airbag seat plate, characterized in that The invention comprises a pneumatic rotary joint (100), wherein the rotating end of the pneumatic rotary joint (100) is connected to a machine head connecting base plate (101), a plurality of columns (102) are installed at the top of the machine head connecting base plate (101), a machine head connecting top plate (103) is installed at the top of the columns (102), an airbag seat plate height positioning column (110) is installed at the top of the machine head connecting base plate (101), an airbag seat plate positioning plate (109) is installed at the top of the machine head connecting top plate (103), an airbag liquid storage cylinder workpiece (111) is inserted into the inner side of the airbag seat plate positioning plate (109), a pair of rotary cylinders (105) are installed at the bottom end of the machine head connecting top plate (103), and the output end of the rotary cylinder (105) passes through the top of the machine head connecting top plate (103). end, a clamping arm (106) is installed at the output end of the rotating cylinder (105), a support frame (108) is embedded and installed at the top end of the machine head connected to the top plate (103), a clamping block (10801) is installed on one side of the support frame (108), a clamping cylinder (104) for pressing and holding the airbag liquid storage cylinder workpiece (111) is installed at the bottom end of the machine head connected to the top plate (103), a first manual valve (113) for controlling the clamping cylinder (104) is installed at the bottom end of the machine head connected to the top plate (103), a second manual valve (112) for controlling the rotating cylinder (105) is installed on one side of the machine head connected to the top plate (103), and a toggle mechanism (114) for toggling the second manual valve (112) is provided on one side of the machine head connected to the top plate (103).

2. The welding fixture for a cab airbag seat board according to claim 1, characterized in that, The toggle mechanism (114) comprises a mounting plate (11401), a fixing frame (11402) is mounted on the top of the mounting plate (11401), a rotating shaft (11403) is mounted on one end of the fixing frame (11402), a connecting seat (11404) is rotatably connected to the outer side of the rotating shaft (11403), a groove is formed at one end of the connecting seat (11404), a connecting shaft (11405) is mounted on the inner side of the groove, and a toggle lever (11406) is rotatably connected to the outer side of the connecting shaft (11405).

3. The welding fixture for a cab airbag seat board according to claim 2, characterized in that A torsion spring (11407) is sleeved on the outer side of the rotating shaft (11403), one end of the torsion spring (11407) contacts the inner side of the groove, and the other end of the torsion spring (11407) contacts one side of the lever (11406).

4. A welding fixture for a cab airbag seat plate according to claim 2, characterized in that, The height of the lever (11406) is the same as the height of the second manual valve (112).

5. The welding fixture for a cab airbag seat plate according to claim 1, wherein An arc-shaped groove is provided on one side of the clamping block (10801), one side of the clamping block (10801) contacts the outer side of the airbag liquid storage cylinder workpiece (111), and the bottom end of the airbag liquid storage cylinder workpiece (111) contacts the top end of the airbag seat plate height positioning column (110).

6. The welding fixture for the cab airbag seat plate according to claim 1, wherein Four first threading holes (10301) are provided at the top end of the machine head connecting top plate (103), and the top end of the first manual valve (113) passes through the top end of one of the first threading holes (10301).

7. The welding jig for the cab airbag seat plate according to claim 1, characterized in that, One side of the bottom end of the pressing arm (106) is provided with a pressing block (107), and the bottom end of the pressing block (107) is in contact with the top end of the airbag seat plate positioning plate (109).

8. The welding fixture for the cab airbag seat board according to claim 1, characterized in that, A second wire passing hole (10101) is formed at the top end of the machine head connecting bottom plate (101).

Images