Frame welding tool

Abstract

The utility model relates to the technical field of frame welding, in particular to a frame welding tool which comprises a workbench, a movable cavity is formed in the top of the workbench in a penetrating mode, an extrusion plate is installed below the workbench in a lifting and sliding mode, a plurality of installation bases transversely and longitudinally slide in the movable cavity, and the bottoms of the installation bases abut against the extrusion plate. By lifting the extrusion plate, the multiple installation bases with the horizontally-placed positions adjusted are extruded, limited and fixed at the same time, screws do not need to be disassembled and assembled, limiting and fixing of the installation bases are achieved, the beneficial effect of being high in assembling and disassembling efficiency is achieved, the welding efficiency is preliminarily improved, and the welding quality is improved. And the rotatable Y-shaped supporting bases are installed on the tops of the multiple installation bases in a lifting mode, the heights of the Y-shaped supporting bases are adjusted respectively, therefore, frames of different specifications are effectively supported and fixed, the beneficial effect of being convenient to adjust is achieved, and the welding efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle frame welding, in particular to a vehicle frame welding tool. Background Art

[0002] At present, due to the large size of passenger cars and buses, some key control points need to be repaired and welded after the frame is closed to ensure the bearing strength of the frame. In the existing technology, the frame needs to be limited during welding to ensure that the frame is placed stably during the welding process and improve the welding effect;

[0003] The conventional frame welding tooling includes a workbench and a plurality of clamping seats mounted on the workbench by a plurality of screws, and the frame is fixed by adjusting the positions of the plurality of clamping seats by disassembling and assembling the screws;

[0004] In the actual clamping process, for frames of different specifications, it is necessary to first adjust the horizontal and vertical positions of the clamping seat, and then adjust the height of the Y-shaped support seat supported by the frame, and rotate the placement angle of the Y-shaped support seat, so that the frame can be stably limited and fixed on the welding tooling. In addition, since the clamping seat is detachably mounted on the workbench through screw threads, there are multiple disassembly and assembly screws and many disassembly and assembly steps, resulting in low loading and unloading efficiency, which in turn reduces the overall welding efficiency of the frame. Utility Model Content

[0005] In view of the above-mentioned shortcomings of the prior art, the utility model provides a frame welding tool, which can effectively solve the problem of low welding efficiency in the prior art.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] The utility model provides a vehicle frame welding tool, comprising a workbench, a movable cavity is penetrated through the top of the workbench, an extrusion plate is installed under the workbench for lifting and sliding, a plurality of mounting seats slide horizontally and longitudinally in the movable cavity, and the bottoms are in conflict with the extrusion plate, and the tops of the plurality of mounting seats are rotatably installed with Y-shaped support seats that can be raised and lowered.

[0008] Furthermore, two opposite inner cavity walls of the movable cavity are provided with first sliding grooves, and a plurality of sliding seats are arranged in the movable cavity.

[0009] Furthermore, first sliding blocks are installed at both ends of the slide seat and are slidably installed in corresponding first sliding grooves respectively. The top of the slide seat is penetrated through the bottom to open a plurality of second sliding grooves, and two opposite inner groove walls of the plurality of second sliding grooves are opened with third sliding grooves.

[0010] Furthermore, a bottom plate is installed at the bottom end of the workbench, two lifting cylinders are installed at the top end of the bottom plate, and an extrusion plate is commonly installed at the output ends of the lifting cylinders.

[0011] Furthermore, the bottom end of the mounting seat is slidably installed in the second slide groove, and third sliding blocks are installed on both sides of the mounting seat and are slidably installed in the third slide groove respectively. A transmission seat is installed on one side of the mounting seat, and a worm and worm wheel that mesh with each other are rotatably installed in the transmission seat.

[0012] Furthermore, gears are installed on both sides of the worm wheel, and racks are meshed and installed on one side of the gears. A lifting seat is installed on the top of the racks. The top of the lifting seat is rotatably installed with a gear that extends above the mounting seat and is installed on the bottom of the corresponding Y-shaped support seat. The top of the worm extends above the transmission seat and is installed with a knob.

[0013] Compared with the known prior art, the technical solution provided by the utility model has the following beneficial effects:

[0014] 1. First, set up a number of mounting seats that can slide horizontally and vertically in the movable cavity of the workbench, and squeeze and limit the multiple mounting seats that have been adjusted to the horizontal position by lifting and lowering the extrusion plate. There is no need to disassemble the screws to achieve the limit fixation of the mounting seat, which has the characteristics of high loading and unloading efficiency and preliminarily improves the welding efficiency;

[0015] 2. A rotatable Y-shaped support seat is installed on the top of several mounting seats. By adjusting the height of each Y-shaped support seat respectively, different specifications of frames can be effectively supported and fixed. It has the characteristics of convenient adjustment and further improves welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the installation structure of the mounting seat and the sliding seat of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation structure in the mounting seat of the utility model;

[0020] Figure 4It is a schematic diagram of the installation structure of the Y-shaped support seat of the utility model.

[0021] The numbers in the figure represent: 1. workbench; 11. movable cavity; 12. first slide groove; 2. bottom plate; 21. lifting cylinder; 22. extrusion plate; 3. slide seat; 31. first slider; 32. third slide groove; 4. mounting seat; 41. third slider; 42. transmission seat; 43. worm; 44. worm wheel; 45. gear; 46. rack; 47. lifting seat; 48. lifting rod; 49. Y-type support seat; 410. knob. DETAILED DESCRIPTION

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

[0023] The utility model is further described below in conjunction with embodiments.

[0024] Example 1

[0025] Reference Figure 1-4 , which is the first embodiment of the utility model, discloses a frame welding tool, including a workbench 1, a movable cavity 11 is opened through the top of the workbench 1, an extrusion plate 22 is installed under the workbench 1 for lifting and sliding, and a plurality of mounting seats 4 slide horizontally and vertically in the movable cavity 11, and the bottoms are in conflict with the extrusion plate 22, and by raising the height of the extrusion plate 22, a plurality of mounting seats 4 whose positions have been adjusted can be squeezed and fixed at the same time, and a Y-shaped support seat 49 whose height can be raised and lowered is rotatably installed on the top of the plurality of mounting seats 4, and by adjusting the height of each Y-shaped support seat 49 and adjusting the rotation angle respectively, it is ensured that the frame can stably contact with each Y-shaped support seat 49.

[0026] Example 2

[0027] Reference Figure 1-4, which is the second embodiment of the utility model, which is different from the first embodiment in that: the two opposite inner cavity walls of the active cavity 11 are provided with first slide grooves 12, a plurality of slide seats 3 are arranged in the active cavity 11, and both ends of the slide seats 3 are provided with first sliders 31 respectively slidably installed in the corresponding first slide grooves 12, so as to facilitate the slide seats 3 to slide horizontally in the active cavity 11, the top of the slide seats 3 are provided with a plurality of second slide grooves through the bottom end, and the two opposite inner groove walls of the plurality of second slide grooves are provided with third slide grooves 32, the bottom end of the workbench 1 is provided with a bottom plate 2, the top of the bottom plate 2 is provided with two lifting cylinders 21, and the output ends of the lifting cylinders 21 are jointly provided with an extrusion plate 22, which can be seen in the attached manual Figure 3 It can be known that a second slide groove extends through the bottom of the mounting seat 4, so after the extrusion plate 22 rises, it can be squeezed and interfered with the bottom of the mounting seat 4, and the bottom end of the mounting seat 4 is slidably installed in the second slide groove. Both sides of the mounting seat 4 are installed with third sliders 41 that are respectively slidably installed in the third slide groove 32, so the mounting seat 4 can adjust the longitudinal horizontal position in the corresponding slide seat 3, and a transmission seat 42 is installed on one side of the mounting seat 4, and a worm 43 and a worm wheel 44 that mesh with each other are rotatably installed in the transmission seat 42, and a gear 4 is installed on both sides of the worm wheel 44. 5. A rack 46 is meshedly installed on one side of the gear 45. A lifting seat 47 is installed on the top of the rack 46. A lifting rod 48 is rotatably installed on the top of the lifting seat 47. The lifting rod 48 extends to the top of the mounting seat 4 and is installed at the bottom of the corresponding Y-shaped support seat 49. Through the one-way transmission characteristics of the worm 43 and the worm wheel 44, the Y-shaped support seat 49 can be kept fixed after the height is adjusted, and will not drop in height due to the pressure of the frame. The top of the worm 43 extends to the top of the transmission seat 42 and is installed with a knob 410 to facilitate the rotation of the worm 43.

[0028] The remaining structures are the same as those of Example 1.

[0029] First, in the movable cavity 11, the horizontal positions of the plurality of slides 3 are moved horizontally, and the horizontal positions of the plurality of mounting seats 4 are moved longitudinally on each slide 3, so that the plurality of mounting seats 4 are finally slidably adjusted to the designated horizontal support positions;

[0030] Secondly, the two lifting cylinders 21 are started synchronously, thereby driving the extrusion plate 22 to rise until it is pressed against the bottom of the plurality of mounting seats 4, so that the plurality of mounting seats 4 are forced to be pressed and fixed on the slide 3, and the plurality of slides 3 are forced to be pressed and fixed on the workbench 1, so that the horizontal position of the plurality of mounting seats 4 is fixed;

[0031] Finally, the knobs 410 are rotated respectively to drive the corresponding worm 43, which meshes and drives the worm wheel 44 to rotate, thereby driving the corresponding two gears 45 to rotate, and the two gears 45 mesh and drive the corresponding racks 46 to rotate, thereby driving the lifting seat 47 to rise and fall, thereby driving the Y-shaped support seat 49 to rise and fall through the lifting rod 48, and rotating the lifting rod 48 to adjust the support angle of the Y-shaped support seat 49, and finally placing the frame on a plurality of Y-shaped support seats 49, and supporting and fixing the frame through the plurality of Y-shaped support seats 49.

[0032] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some of the technical features therein by equivalents. These modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the embodiments of the present invention.

Claims

1. A vehicle frame welding tool, comprising a workbench (1), wherein a movable cavity (11) is provided through the top of the workbench (1), characterized in that: Also includes: A squeezing plate (22) is installed under the workbench (1) in a lifting and sliding manner; A plurality of mounting seats (4) slide horizontally and vertically in the movable cavity (11), and the bottoms thereof contact the extrusion plate (22). The tops of the plurality of mounting seats (4) are rotatably mounted with Y-shaped support seats (49) capable of raising and lowering the height.

2. A frame welding tool according to claim 1, characterized in that: Two opposite inner cavity walls of the movable cavity (11) are each provided with a first sliding groove (12), and a plurality of sliding seats (3) are arranged in the movable cavity (11).

3. A vehicle frame welding tool according to claim 2, characterized in that: Both ends of the slide seat (3) are provided with first sliding blocks (31) which are slidably installed in corresponding first sliding grooves (12). The top end of the slide seat (3) is provided with a plurality of second sliding grooves which penetrate through the bottom end. The two opposite inner groove walls of the plurality of second sliding grooves are provided with third sliding grooves (32).

4. The frame welding tool according to claim 1, characterized in that: A bottom plate (2) is installed at the bottom end of the workbench (1), two lifting cylinders (21) are installed at the top end of the bottom plate (2), and an extrusion plate (22) is commonly installed at the output ends of the lifting cylinders (21).

5. The frame welding tool according to claim 1, characterized in that: The bottom end of the mounting seat (4) is slidably mounted in the second slide groove, and third sliding blocks (41) are mounted on both sides of the mounting seat (4) and are slidably mounted in the third slide groove (32). A transmission seat (42) is mounted on one side of the mounting seat (4), and a worm (43) and a worm wheel (44) that mesh with each other are rotatably mounted in the transmission seat (42).

6. A vehicle frame welding tool according to claim 5, characterized in that: Gears (45) are installed on both sides of the worm wheel (44), and a rack (46) is meshed and installed on one side of the gear (45). A lifting seat (47) is installed on the top of the rack (46). A lifting rod (48) is rotatably installed on the top of the lifting seat (47), which extends through the top of the mounting seat (4) and is installed on the bottom of the corresponding Y-shaped support seat (49). The top of the worm (43) extends through the top of the transmission seat (42) and is installed with a knob (410).

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