Oil tank welding tool

Abstract

The utility model discloses an oil tank welding tool which comprises a base, a pressing mechanism and an ejection mechanism, and L-shaped positioning blocks are arranged at the four corners of the upper end face of the base. The two pressing mechanisms are symmetrically distributed on the left side and the right side of the base, each pressing mechanism comprises a guide rail, a moving seat, pressing plates and a servo motor, the guide rails are arranged on the side face of the base and extend in the left-right direction, the moving seats are slidably connected to the guide rails, the pressing plates are fixedly connected to the tops of the moving seats, and the two pressing plates are oppositely arranged; the servo motor is connected with the moving seat and drives the moving seat to move along the guide rail; the ejection mechanism comprises an ejection rod and a first air cylinder, a vertically-extending through hole is formed in the upper end face of the base, the ejection rod is arranged in the through hole and can move up and down along the through hole, the first air cylinder is arranged at the bottom of the base, a piston rod of the first air cylinder faces upwards and extends into the through hole, and the first air cylinder is connected with the ejection rod and can drive the ejection rod to move up and down. According to the embodiment of the utility model, the oil tank can be effectively positioned and fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool fixture technical field, especially relate to a fuel tank welding tool. BACKGROUND

[0002] The fuel tank needs to be welded at the oil inlet during production, and positioning and clamping of the fuel tank are needed before welding to achieve better welding effect. In the prior art, the fuel tank is positioned and fixed by a welding tool, but the effect is generally poor. SUMMARY

[0003] The utility model discloses at least one of the prior art problems. To this end, the utility model provides a fuel tank welding tool, which can effectively position and fix the fuel tank.

[0004] According to the fuel tank welding tool, the upper end surface of the base is provided with L-shaped positioning blocks at four corners, which can ensure the accuracy and stability of the fuel tank when placed, effectively prevent displacement of the fuel tank during welding, and ensure the consistency and accuracy of the welding position. The servo motor drives the moving seat to slide along the guide rail, so that the pressing plate can automatically adjust the position according to the fuel tank of different sizes and apply appropriate clamping force, improving the safety and reliability of the clamping process. The first cylinder drives the lifting rod to extend out of the top of the through hole, which can quickly lift the welded fuel tank, facilitating the operation of the subsequent process and greatly shortening the processing cycle of a single product.

[0005] The fuel tank welding tool according to the above embodiment of the utility model has at least the following beneficial effects:

[0006] The fuel tank welding tool provided in the utility model embodiment is provided with L-shaped positioning blocks at four corners of the upper end surface of the base, which can ensure the accuracy and stability of the fuel tank when placed, effectively prevent displacement of the fuel tank during welding, and ensure the consistency and accuracy of the welding position. Precise clamping under automatic control is realized through the servo motor, the servo motor drives the moving seat to slide along the guide rail, so that the pressing plate can automatically adjust the position according to the fuel tank of different sizes and apply appropriate clamping force, improving the safety and reliability of the clamping process. The first cylinder drives the lifting rod to extend out of the top of the through hole, which can quickly lift the welded fuel tank, facilitating the operation of the subsequent process and greatly shortening the processing cycle of a single product.

[0007] According to some embodiments of the present application, the oil tank welding tool further comprises an adsorption mechanism, the adsorption mechanism comprises a vacuum chuck and a vacuum device, the vacuum chuck faces upwards and is connected to the upper end surface of the base, and the vacuum chuck is connected to the vacuum device.

[0008] According to some embodiments of the present application, two vacuum chucks are arranged symmetrically on the left and right sides of the base.

[0009] According to some embodiments of the present application, the through hole is arranged in the middle of the base, and two vacuum chucks are arranged symmetrically on the left and right sides of the through hole.

[0010] According to some embodiments of the present application, the pressing mechanism further comprises a double-head cylinder and two clamping assemblies, the double-head cylinder is horizontally installed on the top of the moving seat and located on the side of the pressing plate away from the base, the two piston rods of the double-head cylinder are both threadedly connected with a connecting block, the connecting block is connected with one clamping assembly, the clamping assembly comprises a connecting rod and a clamping plate, the opposite sides of the pressing plate are both provided with a connecting seat, one end of the connecting rod is hingedly connected to the connecting block through a shaft pin, the middle part of the connecting rod is hingedly connected to the connecting seat through a shaft pin, the other end of the connecting rod is fixedly connected with the clamping plate, and the two clamping plates are oppositely arranged and located on the side of the pressing plate close to the base.

[0011] According to some embodiments of the present application, the inner side surfaces of the clamping plates are uniformly provided with a plurality of first rubber columns.

[0012] According to some embodiments of the present application, the side surface of the pressing plate close to the base plate is uniformly provided with a plurality of second rubber columns.

[0013] According to some embodiments of the present application, a bearing is arranged between the jacking rod and the through hole.

[0014] Additional aspects and advantages of the present application will be given in part in the following description, some of which will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in combination with the drawings and embodiments, in which:

[0016] Figure 1 The structure schematic view of the oil tank welding tool of some embodiments of the present application;

[0017] Figure 2 The structure schematic view of the oil tank welding tool of some embodiments of the present application; Figure 1 The enlarged view of A in FIG.

[0018] Figure 3The partial structure schematic view of the oil tank welding tool of some embodiments of the present utility model;

[0019] Figure 4 The structure schematic view of the pressing mechanism of some embodiments of the present utility model.

[0020] Among them, the reference signs:

[0021] Base 100, positioning block 110, through hole 120,

[0022] Guide rail 210, moving seat 220, pressing plate 230, connecting seat 231, second rubber column 232, servo motor 240, double-head air cylinder 250, connecting block 260, connecting rod 270, clamping plate 280, first rubber column 281,

[0023] Jack-up rod 310, first air cylinder 320, bearing 330,

[0024] Vacuum chuck 400. DETAILED DESCRIPTION

[0025] The embodiments of the present utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present utility model, and cannot be understood as the limitation of the present utility model.

[0026] In the description of the present utility model, it is understood that the orientation description, such as the orientation or position relationship of up, down, front, back, left, right and the like, is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present utility model and simplifying the description, and is not indicative or implied that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as the limitation of the present utility model.

[0027] In the description of the present utility model, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, more than and the like are understood as not including the number, above, below, within and the like are understood as including the number. If it is described to the first, the second is only used for distinguishing the technical features for the purpose, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the sequence of the indicated technical features.

[0028] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting should be understood broadly, and the skilled in the art can determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.In the description of the utility model, the description of reference terms '' an embodiment '', '' some embodiments '', '' illustrative embodiment '', '' example '', '' specific example '' or '' some examples '' means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model.In the description of the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example.Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.In the description of the present application, the description of reference terms '' an embodiment '', '' some embodiments '', '' illustrative embodiment '', '' example '', '' specific example '' or '' some examples '' means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model.In the description of the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example.Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] With reference to Figures 1 to 4 According to the oil tank welding tool, the two pressing plates are arranged on the left and right sides of the base and are driven to move along the guide rails by the servo motor, the oil tank is pressed and fixed on the base, the lifting rod is arranged in the through hole of the base and can move up and down in the through hole, and the first cylinder is arranged on the bottom of the base and drives the lifting rod to move up and down, so that the oil tank can be lifted and ejected from the base.

[0030] It can be understood that the oil tank welding tool provided by the embodiment of the utility model can ensure the accuracy and stability of the oil tank when placed by setting the L-shaped positioning block 110 at the four corners of the upper end surface of the base 100, effectively prevent the oil tank from being displaced during welding, thereby ensuring the consistency and accuracy of the welding position. The servo motor 240 realizes precise clamping under automatic control, the servo motor 240 drives the moving seat 220 to slide along the guide rail 210, so that the pressing plate 230 can automatically adjust the position according to the oil tank of different sizes and apply appropriate clamping force, thereby improving the safety and reliability of the clamping process. The first cylinder 320 drives the jacking rod 310 to extend out of the top of the through hole 120, so that the oil tank after welding can be quickly jacked up, facilitating the operation of the subsequent process, and greatly shortening the processing cycle of a single product.

[0031] Further, according to some embodiments of the utility model, the positioning block 110 can adopt a detachable structure, so that different sizes of positioning blocks 110 can be selected according to different sizes of oil tanks, or a position-adjustable structure can be adopted, so that the position can be adjusted according to different sizes of oil tanks to ensure the positioning effect.

[0032] Further, referring to Figure 3 , according to some embodiments of the utility model, the oil tank welding tool further comprises a suction mechanism, the suction mechanism comprising a vacuum chuck 400 and a vacuum device, the vacuum chuck 400 facing upwards and connected to the upper end surface of the base 100, and the vacuum chuck 400 being connected to the vacuum device.

[0033] It can be understood that the bottom of the oil tank can be further fixed by the vacuum chuck 400, which is especially suitable for oil tanks with high surface flatness, ensuring stability during the entire welding process.

[0034] Further, referring to Figure 3 , according to some embodiments of the utility model, two vacuum chucks 400 are provided, and the two vacuum chucks 400 are symmetrically distributed on the left and right sides of the base 100.

[0035] It can be understood that the symmetrically distributed vacuum chucks 400 can more evenly apply suction force, avoid deformation or damage caused by uneven local stress, and at the same time make the oil tank bear force evenly, and the fixing effect is better.

[0036] Further, referring to Figure 3 , according to some embodiments of the utility model, the through hole 120 is arranged in the middle of the base 100, and the two vacuum chucks 400 are symmetrically distributed on the left and right sides of the through hole 120.

[0037] It can be understood that such a layout not only does not affect the function of the ejection mechanism, but also makes the whole tooling structure more compact and reasonable, while ensuring the stability of the oil tank and facilitating the taking out.

[0038] Further, referring to Figure 4 According to some embodiments of the utility model, the pressing mechanism further comprises a double -end cylinder 250 and two clamping assemblies, the double -end cylinder 250 is horizontally installed on the top of the moving seat 220 and is located at the side of the pressing plate 230 away from the base 100, both ends of the two piston rods of the double -end cylinder 250 are screw -threaded with a connecting block 260, the connecting block 260 is connected with a clamping assembly, the clamping assembly comprises a connecting rod 270 and a clamping plate 280, the opposite two side surfaces of the pressing plate 230 are provided with connecting seat 231, one end of the connecting rod 270 is hinged to the connecting block 260 through the shaft pin, the middle part of the connecting rod 270 is hinged to the connecting seat 231 through the shaft pin, the other end of the connecting rod 270 is fixedly connected with the clamping plate 280, and the two clamping plates 280 are oppositely arranged and located at the side of the pressing plate 230 close to the base 100.

[0039] It can be understood that the design of the double -end cylinder 250 and the clamping assembly provides additional lateral clamping force, can clamp the front two sides of the oil tank, is especially suitable for the oil tank of complex shape or thin wall, and enhances the firmness of clamping.

[0040] Further, referring to Figure 4 According to some embodiments of the utility model, the inner side surface of the clamping plate 280 is uniformly provided with a plurality of first rubber columns 281.

[0041] It can be understood that the first rubber column 281 can play a buffering role when clamping, avoid the clamping plate 280 directly contacting and possibly damaging the surface of the oil tank, also increase the friction force, and ensure the clamping effect.

[0042] Further, referring to Figure 4 According to some embodiments of the utility model, the side surface of the pressing plate 230 close to the base plate is uniformly provided with a plurality of second rubber columns 232.

[0043] It can be understood that the first rubber column 281 and the second rubber column 232 are used in cooperation, can not only protect the oil tank around from being damaged, but also can ensure sufficient clamping force, improve the overall clamping quality.

[0044] Further, referring to Figure 2 According to some embodiments of the utility model, the bearing 330 is arranged between the jacking rod 310 and the through hole 120.

[0045] It can be understood that the bearing 330 reduces the frictional resistance when the jacking rod 310 moves up and down, so that the action is more smooth, and also reduces the wear between mechanical parts, improves the durability and reliability of the system.

[0046] The utility model embodiment has been explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment, still can make various changes in the knowledge range possessed by the ordinary skilled in the art without departing from the utility model's tenet.

Claims

1. An oil tank welding fixture characterized by, The oil tank welding tool comprises a base, a pressing mechanism, an ejection mechanism and a suction mechanism. The base is provided with an L-shaped positioning block at each of the four corners of the upper end face. The pressing mechanism is provided with two symmetrically distributed pressing mechanisms on the left and right sides of the base. The ejection mechanism comprises a lifting rod and a first cylinder.

2. The oil tank welding fixture of claim 1, wherein The base is provided with a vertical through hole on the upper end face.

3. The oil tank welding fixture of claim 2, wherein, The lifting rod is arranged in the through hole and can move up and down along the through hole.

4. The oil tank welding fixture of claim 3, wherein The first cylinder is arranged on the bottom of the base.

5. The oil tank welding fixture of claim 1, wherein, The piston rod of the first cylinder extends upward into the through hole.

6. The oil tank welding fixture of claim 5, wherein, The first cylinder is connected to the lifting rod and can drive the lifting rod to move up and down.

7. The oil tank welding fixture of claim 6, wherein The suction mechanism comprises a vacuum chuck and a vacuum device.

8. The oil tank welding fixture of claim 1, wherein, The vacuum chuck is upwardly connected to the upper end face of the base. The vacuum chuck is connected to the vacuum device. The vacuum chuck is provided with two symmetrically distributed vacuum chucks on the left and right sides of the base. The through hole is arranged in the middle of the base. The two vacuum chucks are symmetrically distributed on the left and right sides of the through hole. The pressing mechanism further comprises a double-head cylinder and two clamping assemblies. The double-head cylinder is horizontally installed on the top of the moving seat and located on the side of the pressing plate away from the base. The two piston rods of the double-head cylinder are threadedly connected with a connecting block. The connecting block is connected with a clamping assembly. The clamping assembly comprises a connecting rod and a clamping plate. The opposite sides of the pressing plate are provided with a connecting seat. One end of the connecting rod is hingedly connected to the connecting block. The middle part of the connecting rod is hingedly connected to the connecting seat. The other end of the connecting rod is fixedly connected to the clamping plate. The two clamping plates are oppositely arranged and located on the side of the pressing plate close to the base. The inner side surface of the clamping plate is uniformly provided with a plurality of first rubber columns. The side surface of the pressing plate close to the clamping plate is uniformly provided with a plurality of second rubber columns. A bearing is arranged between the lifting rod and the through hole.

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