Welding fixing tool for gas tank end socket

Abstract

The utility model belongs to the technical field of gas tank processing equipment, and particularly relates to a welding fixing tool for a gas tank seal head, which comprises a rack, a placing table top is arranged on the rack, a movable frame is slidably connected onto the rack along the vertical direction, the movable frame is connected with a connecting support through a detachable structure, an air inlet through hole and an air outlet through hole are arranged on the placing table top, and the connecting support is connected with the connecting support through a detachable structure. An air inlet guide column and an obliquely-arranged exhaust guide column penetrate through the air inlet through hole and the exhaust through hole respectively, an inclined sleeve is obliquely arranged on the movable frame through a support, an inclined guide column is inserted into the inclined sleeve in a penetrating mode, and the lower end of the inclined guide column is connected with the upper end of an exhaust connector through threads. The position of the connecting support is calibrated and fixed by means of the movable frame, the inclined exhaust connector is fixed with the inclined guide column in a threaded fit mode, and it can be guaranteed that threads on the exhaust connector can be concentric with an inner hole of the exhaust connector after welding.

Description

Technical field:

[0001] The utility model belongs to the technical field of gas tank processing equipment, in particular to a welding fixing tool for a gas tank head. Background technology:

[0002] As a device specially used for storing gas, the gas tank is provided with an air inlet joint, an exhaust joint, and a connecting bracket for connecting with external equipment at its end of the head. At the same time, according to the matching requirements of the actual equipment, the exhaust joint of some gas tanks often needs to be tilted, and the position of the connecting bracket needs to be precise. However, the welding operation of the end of the head of the existing gas tank is often simply to place the air inlet joint, the connecting bracket and the tilted exhaust joint directly for welding. As a result, the relative position or angle of the air inlet joint, the connecting bracket and the exhaust joint after welding are deformed to varying degrees, and then offset and fail to meet the expected requirements. Summary of the invention:

[0003] The purpose of the utility model is to provide a welding and fixing tool for a gas tank head, wherein a connecting bracket is used for position calibration and fixing by means of a movable frame, and an air intake joint and an exhaust joint are respectively sleeved on an air intake guide column and an exhaust guide column to achieve position calibration and fixing, and the inclined exhaust joint is fixed with the inclined guide column thread, which can ensure that the thread on the exhaust joint can be concentric with its inner hole after welding.

[0004] The utility model is achieved in this way:

[0005] A welding and fixing tool for a gas tank head comprises a stand, wherein the stand is provided with a placement table for placing the gas tank head, a movable frame is vertically slidably connected to the stand above the placement table, and the movable frame is connected to a connecting bracket for connecting and cooperating with external equipment through a detachable structure, and an air intake through hole and an exhaust through hole corresponding to the positions of the air intake port and the exhaust port of the gas tank head are opened on the placement table, and the air intake through hole and the exhaust through hole are respectively penetrated by an air intake guide column mounted on the lower end of the air intake joint, and an exhaust guide column arranged obliquely and mounted on the lower end of the air intake joint, an inclined sleeve is obliquely arranged on the movable frame through a support, an inclined guide column is inserted through the inclined sleeve, and the lower end of the inclined guide column is connected to the upper end of the exhaust joint through a thread.

[0006] In the above-mentioned welding and fixing tooling for gas tank heads, the frame includes a base and a supporting table plate mounted on the base through columns, the supporting table plate is provided with a placement seat through the columns, the placement table surface is the top surface of the placement seat and can fit with the inner wall surface of the gas tank head, a linkage support plate is arranged between the supporting table plate and the base, and the two side portions of the movable frame are fixedly connected to the corresponding sides of the linkage support plate through vertical guide columns that vertically penetrate and slide on the supporting table plate, a lifting power source is fixed on the supporting table plate or the base, and the telescopic end of the lifting power source is connected to the linkage support plate along the vertical transmission.

[0007] In the above-mentioned welding and fixing tooling for gas tank heads, the detachable connection includes a clamping plate arranged on a movable frame, and a clamping groove with a notch facing downward and used to clamp a connecting bracket is formed between the lower end of the clamping plate and the movable frame. The clamping groove and the connecting bracket are tightly fitted, and a plurality of arc-shaped grooves are formed on the upper side wall of the connecting bracket. Positioning pins corresponding to the arc-shaped grooves one by one and capable of being inserted into the corresponding arc-shaped grooves are horizontally arranged on the upper edge of the movable frame.

[0008] In the above-mentioned welding and fixing tooling for the gas tank head, the air inlet port is a stepped hole, and includes a large diameter portion and a small diameter portion from top to bottom, a positioning step is formed between the large diameter portion and the small diameter portion, the lower end of the air inlet joint is inserted in the large diameter portion, the upper end of the air inlet guide column passes through the air inlet joint upward and is provided with a positioning groove, the positioning groove is provided with an axial end positioning sleeve that can abut against the upper end surface of the air inlet joint, the lower end of the air inlet guide column is transmission-connected to an air inlet telescopic power source fixed on a stand, the air inlet guide column is driven downward by the air inlet telescopic power source to achieve axial fixation of the air inlet joint through the axial end positioning sleeve.

[0009] In the above-mentioned welding and fixing tooling for the gas tank head, a T-shaped through slot with the notch facing downward is provided on the shaft end positioning sleeve, the upper end portion of the air intake guide column and the positioning groove are plugged into the T-shaped through slot, and a limiting shaft pin that can abut against the air intake guide column is provided at one end of the T-shaped through slot along its width direction.

[0010] In the above-mentioned welding and fixing tool for gas tank heads, the lower end of the exhaust guide column is transmission-connected to the exhaust telescopic power source fixed on the stand, and the exhaust telescopic power source drives the exhaust guide column to move up and down along its axial direction.

[0011] The outstanding advantages of the utility model compared with the prior art are:

[0012] The utility model has a simple structure, reasonable design and low cost, and its connecting bracket uses a movable frame to realize the calibration and fixation of the position, and the air intake joint and the exhaust joint are respectively sleeved on the air intake guide column and the exhaust guide column to realize the calibration and fixation of the position, and the inclined exhaust joint is fixed with the inclined guide column thread, which can ensure that the thread on the exhaust joint can be concentric with its inner hole after welding. Description of the drawings:

[0013] Figure 1 It is a three-dimensional diagram of the whole machine of the utility model;

[0014] Figure 2 This is a cutaway view of the whole machine of the utility model. Figure 1 ;

[0015] Figure 3 This is a cutaway view of the whole machine of the utility model. Figure 2 .

[0016] In the figure: 1. Gas tank head; 2. Movable frame; 3. Connecting bracket; 4. Inlet joint; 5. Inlet guide column; 6. Exhaust joint; 7. Exhaust guide column; 8. Support; 9. Tilting sleeve; 10. Tilting guide column; 11. Base; 12. Support table; 13. Placement seat; 14. Linkage support plate; 15. Vertical guide column; 16. Lifting power source; 17. Clamp; 18. Positioning pin; 19. Shaft end positioning sleeve; 20. Inlet telescopic power source; 21. T-shaped through groove; 22. Limiting shaft pin; 23. Exhaust telescopic power source. Specific implementation method:

[0017] The present invention is further described below with reference to specific embodiments. Figure 1 —3:

[0018] A welding and fixing tool for a gas tank head comprises a stand, wherein the stand is provided with a placement table for placing a gas tank head 1, a movable frame 2 is vertically slidably connected to the stand above the placement table, and the movable frame 2 is connected to a connecting bracket 3 for connecting and cooperating with external equipment through a detachable structure, and an air intake hole and an exhaust hole corresponding to the positions of the air intake port and the exhaust port of the gas tank head 1 are opened on the placement table, and an air intake guide column 5 which is mounted on the lower end of an air intake joint 4 and an exhaust guide column 7 which is arranged obliquely and mounted on the lower end of an air supply and exhaust joint 6 are respectively penetrated through the air intake hole and the exhaust hole, respectively; an inclined sleeve 9 is obliquely arranged on the movable frame 2 through a support 8, and an inclined guide column 10 is inserted through the inclined sleeve 9, and the lower end of the inclined guide column 10 is connected to the upper end of the exhaust joint 6 through a thread.

[0019] The utility model has a simple structure, reasonable design and low cost. The connecting bracket 3 is calibrated and fixed in position with the help of the movable frame 2, and the air intake connector 4 and the exhaust connector 6 are respectively mounted on the air intake guide column 5 and the exhaust guide column 7 to achieve the calibration and fixation of the position, and the inclined exhaust connector 6 is fixed by threading with the inclined guide column 10 to ensure that the thread on the exhaust connector 6 can be concentric with its inner hole after welding.

[0020] Furthermore, in order to enable the movable frame 2 to be stably lifted and lowered, the frame includes a base 11, and a support plate 12 mounted on the base 11 through columns, the support plate 12 is provided with a placement seat 13 through columns, the placement table is the top surface of the placement seat 13 and can fit with the inner wall surface of the gas tank head 1, a linkage support plate 14 is arranged between the support plate 12 and the base 11, and the two sides of the movable frame 2 are respectively fixedly connected to the corresponding sides of the linkage support plate 14 through vertical guide columns 15 that penetrate and slide on the support plate 12 in the vertical direction, and a lifting power source 16 is fixed on the support plate 12 or the base 11, and the telescopic end of the lifting power source 16 is connected to the linkage support plate 14 along the vertical transmission. In addition, in the present embodiment, the lifting power source 16 is an existing common telescopic cylinder, and it is provided with two, which are respectively fixed on the support plates 12 on both sides of the movable frame 2.

[0021] Among them, the detachable structure can be a common plunger structure, that is, the plunger is matched between the connecting support plate and the movable frame 2 through the plunger hole and the plunger, and after the welding is completed, the movable frame 2 moves upward to separate the connecting support plate from the plunger of the movable frame 2. In this embodiment, the detachable connection includes a clamping plate 17 arranged on the movable frame 2, and a clamping groove with a notch facing downward and used to clamp the connecting bracket 3 is formed between the lower end of the clamping plate 17 and the movable frame 2. The clamping groove and the connecting bracket 3 are too tight. The upper side wall of the connecting bracket 3 is provided with a plurality of arc-shaped grooves, and the upper edge of the movable frame 2 is horizontally provided with a positioning pin shaft 18 that corresponds to the arc-shaped grooves one by one and can be inserted into the corresponding arc-shaped grooves. That is, with the help of the tight fit between the clamping groove and the connecting bracket 3, the connecting bracket 3 can be relatively stably fixed on the movable frame 2, and the plug-in fitting structure between the arc-shaped groove and the positioning pin shaft 18 enables the connecting bracket 3 to be calibrated and positioned. After the welding is completed, the movable frame 2 moves upward, so that the connecting bracket 3 can be tightly separated from the clamping groove.

[0022] Furthermore, in order to enable the air intake connector 4 to be relatively fixed at the air intake port of the gas tank head 1 to ensure that the air intake connector 4 does not deviate from its position after being welded on the gas tank head 1, the air intake port is a stepped hole, and includes a large diameter portion and a small diameter portion from top to bottom, and a positioning step is formed between the large diameter portion and the small diameter portion, and the lower end of the air intake connector 4 is inserted in the large diameter portion, and the upper end of the air intake guide column 5 penetrates the air intake connector 4 upward and is provided with a positioning groove, and the positioning groove is provided with an axial end positioning sleeve 19 that can abut against the upper end surface of the air intake connector 4, and the lower end of the air intake guide column 5 is transmission-connected to the air intake telescopic power source 20 fixed on the stand, that is, after the axial end positioning sleeve 19 is fixed on the upper end portion of the air intake guide column 5, the air intake telescopic power source 20 drives the air intake guide column 5 to move downward, and then the axial end positioning sleeve 19 presses down the air intake connector 4 to achieve axial fixation of the air intake connector 4.

[0023] Among them, the shaft end positioning sleeve 19 can be a positioning spring that is annularly sleeved in the positioning groove. In the present embodiment, the specific structure of the shaft end positioning sleeve 19 is as follows: a T-shaped through slot 21 with a notch downward is provided on the shaft end positioning sleeve 19, and the upper end portion of the air intake guide column 5 and the positioning groove are plugged into the T-shaped through slot 21, and one end of the T-shaped through slot 21 is provided with a limiting shaft pin 22 along its width direction that can abut against the air intake guide column 5.

[0024] At the same time, considering that the exhaust joint 6 and the exhaust guide column 7 are both arranged at an angle, after the exhaust joint 6 is welded, in order to be able to smoothly take out the gas tank head 1 from the placement table, the lower end of the exhaust guide column 7 is transmission connected to the exhaust telescopic power source 23 fixed on the table, and the exhaust telescopic power source 23 drives the exhaust guide column 7 to move up and down along its axial direction.

[0025] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A welding fixture for a gas tank head, characterized in that: The invention comprises a stand, wherein the stand is provided with a placement table on which a gas supply tank head (1) is placed, and a movable frame (2) is vertically slidably connected to the stand above the placement table, and the movable frame (2) is connected to a connection bracket (3) for connecting and cooperating with external equipment through a detachable structure, and an air intake hole and an exhaust hole corresponding to the positions of the air intake port and the exhaust port of the gas supply tank head (1) are opened on the placement table, and an air intake guide column (5) which is mounted on the lower end of the air intake joint (4) and an exhaust guide column (7) which is arranged obliquely and mounted on the lower end of the air supply and exhaust joint (6) are respectively penetrated through the air intake hole and the exhaust hole, and an inclined sleeve (9) is obliquely arranged on the movable frame (2) through a support (8), and an inclined guide column (10) is inserted through the inclined sleeve (9), and the lower end of the inclined guide column (10) is connected to the upper end of the exhaust joint (6) through a thread.

2. A welding and fixing tool for a gas tank head according to claim 1, characterized in that: The platform comprises a base (11) and a support plate (12) mounted on the base (11) via columns, the support plate (12) being provided with a placement seat (13) via the columns, the placement table being the top surface of the placement seat (13) and being able to fit with the inner wall surface of the gas tank head (1), a linkage support plate (14) being arranged between the support plate (12) and the base (11), the two side portions of the movable frame (2) being respectively fixedly connected to the corresponding sides of the linkage support plate (14) via vertical guide columns (15) penetrating vertically and sliding on the support plate (12), a lifting power source (16) being fixedly connected to the support plate (12) or the base (11), and the telescopic end of the lifting power source (16) being connected to the linkage support plate (14) along the vertical transmission.

3. A welding and fixing tool for a gas tank head according to claim 1 or 2, characterized in that: The detachable connection comprises a clamping plate (17) arranged on the movable frame (2), a clamping groove with a notch facing downward and used for clamping the connecting bracket (3) is formed between the lower end of the clamping plate (17) and the movable frame (2), the clamping groove and the connecting bracket (3) are tightly fitted, a plurality of arc-shaped grooves are formed on the upper side wall of the connecting bracket (3), and a positioning pin shaft (18) corresponding to the arc-shaped grooves and capable of being inserted into the corresponding arc-shaped grooves is horizontally arranged on the upper edge of the movable frame (2).

4. A welding and fixing tool for a gas tank head according to claim 1 or 2, characterized in that: The air inlet port is a stepped hole and includes a large diameter portion and a small diameter portion from top to bottom, a positioning step is formed between the large diameter portion and the small diameter portion, the lower end of the air inlet joint (4) is inserted into the large diameter portion, the upper end of the air inlet guide column (5) passes through the air inlet joint (4) upward and is provided with a positioning groove, the positioning groove is provided with an axial end positioning sleeve (19) that can abut against the upper end surface of the air inlet joint (4), the lower end of the air inlet guide column (5) is transmission-connected with an air inlet telescopic power source (20) fixed on the stand, the air inlet guide column (5) is driven by the air inlet telescopic power source (20) to move downward, so as to achieve axial fixation of the air inlet joint (4) through the axial end positioning sleeve (19).

5. The welding and fixing tool for gas tank head according to claim 4 is characterized in that: The shaft end positioning sleeve (19) is provided with a T-shaped through slot (21) with a notch facing downwards, the upper end portion of the air intake guide column (5) and the positioning groove are plugged into the T-shaped through slot (21), and one end of the T-shaped through slot (21) is provided with a limiting shaft pin (22) along its width direction that can abut against the air intake guide column (5).

6. The welding and fixing tool for gas tank head according to claim 1, characterized in that: The lower end of the exhaust guide column (7) is drivingly connected to an exhaust telescopic power source (23) fixed on the platform, and the exhaust telescopic power source (23) drives the exhaust guide column (7) to move up and down along its axial direction.

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