A fixing device for automobile fuel tank processing with convenient angle adjustment

Abstract

The utility model relates to the technical field of automobile fuel tank processing, and in particular to a fixing device for automobile fuel tank processing that is easy to adjust the angle, comprising a pad, a turntable, a positioning column and a locking mechanism; a turntable that can rotate horizontally is installed on the upper end of the pad, and positioning holes are opened at the four corners of the automobile fuel tank on the upper edge of the turntable, and a positioning column that abuts against the corner side wall is arranged at each corner of the automobile fuel tank, and a pin that is inserted into the corresponding positioning hole is fixedly connected to the lower end of the positioning column, and a magnetic attraction plate that is fixed and fixed to the surface of the turntable by magnetic force is fixed to the lower end of the positioning column; the utility model forms a locking fixing structure by arranging two positioning columns at each corner position of the automobile fuel tank, and has low manufacturing cost, and only needs to arrange corresponding positioning holes on the turntable according to the corner positions of different fuel tanks so that the positioning columns can fix all automobile fuel tanks, has strong versatility, and greatly reduces the processing and manufacturing cost of the automobile fuel tank.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile oil tank processing, in particular to a fixing device for automobile oil tank processing which is convenient for adjusting the angle. Background Art

[0002] Automobile fuel tanks are assembled from two cast boxes. The assembly methods include bolt riveting or welding. No matter which processing method is used, the automobile fuel tank needs to be fixed first to prevent the box from relative displacement, resulting in inaccurate alignment and substandard installation quality.

[0003] At present, when processing and installing automobile fuel tanks, a clamping piece that matches the edge shape of the fuel tank is generally used to lock it. The clamping piece used in this locking method needs to fully match the line shape of the outer edge of the fuel tank, which is difficult to manufacture, expensive, and cannot be universal, greatly increasing the processing cost of automobile fuel tanks.

[0004] Therefore, in view of the fact that the clamping parts used in the processing of the above-mentioned existing automobile fuel tanks that are adapted to their own shape are not universal and have high production costs, a device can be designed to cooperate with the four corner structures of the automobile fuel tank to ensure the fixing effect while improving the versatility of the fixing device. Utility Model Content

[0005] In order to overcome the problem that the clamping parts adapted to the shape of the existing automobile fuel tank used in the processing are not universal and the production cost is high.

[0006] The technical solution of the utility model is: a fixing device for processing automobile fuel tanks that is easy to adjust the angle, comprising a pad, a turntable, a positioning column and a locking mechanism; a turntable that can rotate horizontally is installed on the upper end of the pad, the automobile fuel tank is horizontally placed on the turntable, positioning holes are opened at the four corners of the automobile fuel tank on the upper edge of the turntable, two positioning holes are arranged at each corner of the automobile fuel tank, a positioning column that is supported on the corner side wall is arranged at each corner of the automobile fuel tank, a pin that is inserted into the corresponding positioning hole is fixedly connected to the lower end of the positioning column, a magnetic suction plate that is magnetically adsorbed and fixed to the surface of the turntable is fixedly connected to the lower end of the positioning column, and a locking mechanism for fixing the turntable is arranged on the right side of the pad.

[0007] Preferably, the user inserts the positioning column into the positioning hole pre-opened according to the corner position of the automobile fuel tank through a latch according to the size of the automobile fuel tank to be processed and the dead angle position, so that the positioning column encloses a space to fix the automobile fuel tank, and is fixed to the turntable by adsorption using a magnetic plate to prevent the positioning column from detaching. After the automobile fuel tank is placed on the turntable, each positioning column forms a lock at the corner of the automobile fuel tank. When replacing and processing a different automobile fuel tank, it is only necessary to adjust the positioning column and install it on a different positioning hole. There is no need to customize the fixings according to the shape of the fuel tank, and the production cost is low. During the processing, the user stands on one side of the pad and rotates the turntable as needed to adjust the angle of the automobile fuel tank. After each rotation of 180 degrees, the turntable can be fixed to the pad by a locking mechanism to prevent accidental rotation.

[0008] Preferably, a circular hole is opened in the middle of the pad, and a rotating shaft rotatably connected in the circular hole is fixedly connected to the middle of the lower end of the turntable. The front and rear edges of the turntable are aligned with the front and rear edges of the pad. The turntable rotates horizontally around the rotating shaft, and each rotation is 180 degrees, so that the front or back of the automobile fuel tank is facing the operator in turn for separate processing operations.

[0009] Preferably, the positioning column has a hollow structure and a hole with the same diameter as the positioning hole is opened at the upper end. The magnetic plate is adsorbed on the edge of the upper surface of the turntable. The positioning column utilizes the hole structure on the upper part to be installed in layers according to different automobile fuel tank heights to increase the overall fixed height. When installing the positioning column, care should be taken to allow the magnetic plate to face the outside of the space for fixing the automobile fuel tank formed by the positioning column to avoid the automobile fuel tank being pressed on the magnetic plate after being placed in the automobile fuel tank.

[0010] Preferably, the locking mechanism includes a base, a locking seat and a locking pin; the base is fixedly connected to the right end of the pad, a rotatable L-shaped locking seat is installed on the upper end of the base, a locking pin is inserted on the horizontal part of the locking seat, the base protrudes to the outside of the pad, and the vertical part of the locking seat thereon is on the base, so it does not affect the rotational movement of the turntable, and when the turntable rotates one hundred and eighty degrees, the horizontal part of the locking seat can be maintained above the turntable.

[0011] Preferably, a circular hole is opened in the middle of the base, and the lower end of the vertical part of the locking seat is fixedly connected with a rotating shaft rotatably connected in the circular hole. The horizontal part of the locking seat is arranged on the upper side of the turntable, and the locking seat rotates horizontally on the base with the rotating shaft as the axis. The position of the horizontal part of the locking seat is adjusted. During the rotation of the turntable, the horizontal part of the locking seat should be facing outward to avoid blocking the installed positioning column from rotating with the turntable.

[0012] Preferably, a pin hole is provided on the horizontal portion of the locking seat, and the locking pin is composed of an enlarged end at the top and a pin at the bottom. A spring is installed between the enlarged end and the horizontal portion of the locking seat, and the pin is inserted into the pin hole. The spring has an elastic pulling force on the enlarged end above the pin, so that the pin remains inserted in the pin hole, and no relative movement occurs between the turntable and the locking seat.

[0013] Preferably, locking holes are provided symmetrically on the upper surface of the pad and the upper surface of the turntable. The locking holes on the right side of the pad and the turntable are aligned with the pin holes and the locking pins are inserted into the corresponding locking holes to fix the locking seat, turntable and pad one by one. After the turntable rotates one hundred and eighty degrees, the locking pin is inserted from the pin hole into the corresponding locking hole to further fix the turntable and the pad together.

[0014] Beneficial effects of the utility model:

[0015] 1. By setting two positioning columns at each corner position of the automobile fuel tank to form a locking fixing structure, it is not necessary to customize according to the shape of the fuel tank, and the production cost is low. Moreover, it is only necessary to set corresponding positioning holes on the turntable according to the corner positions of different fuel tanks so that the positioning columns can fix all automobile fuel tanks. It has strong versatility and greatly reduces the processing and manufacturing cost of automobile fuel tanks.

[0016] 2. The magnetic plate makes the installation of the positioning column more secure and faster, avoiding the vertical escape of the positioning column from the rotary table during processing;

[0017] 3. The rotating turntable can be used to adjust the position and angle of the automobile fuel tank facing the operator according to processing needs, making it convenient to process various areas of the automobile fuel tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The figure shows a three-dimensional structure diagram of a fixing device for processing an automobile fuel tank that is easy to adjust the angle of the utility model;

[0019] Figure 2 The figure shows a schematic diagram of the top view of the fixing device for processing an automobile fuel tank that is easy to adjust the angle of the present invention;

[0020] Figure 3 The three-dimensional structure diagram of the rotating table of the fixing device for processing the automobile fuel tank of the utility model which is convenient for adjusting the angle is shown;

[0021] Figure 4 The diagram shows a partially enlarged three-dimensional structure of the fixing device A for processing an automobile fuel tank of the utility model, which is easy to adjust the angle;

[0022] Figure 5The three-dimensional structure schematic diagram of the positioning column of the fixing device for processing the automobile fuel tank of the utility model which is easy to adjust the angle is shown;

[0023] Figure 6 Shown is a three-dimensional structural schematic diagram of a locking mechanism of a fixing device for processing an automobile fuel tank that is easy to adjust the angle of the utility model.

[0024] Explanation of the accompanying reference numerals: 1. pad; 2. turntable; 3. positioning hole; 4. positioning column; 5. latch; 6. magnetic plate; 7. base; 8. locking seat; 9. locking pin; 10. locking hole. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0026] See also Figure 1-Figure 6 The utility model provides an embodiment: a fixing device for processing an automobile fuel tank that is easy to adjust the angle, comprising a pad 1, a turntable 2, a positioning column 4 and a locking mechanism; a turntable 2 that can rotate horizontally is installed on the upper end of the pad 1, and the automobile fuel tank is placed horizontally on the turntable 2. Positioning holes 3 are opened on the turntable 2 along the four corners of the automobile fuel tank, and each corner of the automobile fuel tank is provided with two positioning holes 3. Each corner of the automobile fuel tank is provided with a positioning column 4 that is supported on the corner side wall, and the lower end of the positioning column 4 is fixedly connected with a latch 5 inserted in the corresponding positioning hole 3, and the lower end of the positioning column 4 is fixedly connected with a magnetic suction plate 6 that is magnetically adsorbed and fixed to the surface of the turntable 2. A locking mechanism for fixing the turntable 2 is provided on the right side of the pad 1. The user can adjust the position of the turntable 2 according to the size and dead angle of the automobile fuel tank to be processed. The positioning column 4 is inserted into the positioning hole 3 which is pre-opened according to the corner position of the automobile fuel tank through the latch 5, so that the positioning column 4 encloses a space for fixing the automobile fuel tank, and is fixed on the turntable 2 by the magnetic suction plate 6 to prevent the positioning column 4 from detaching. After the automobile fuel tank is placed on the turntable 2, each positioning column 4 forms a lock at the corner of the automobile fuel tank. When replacing and processing different automobile fuel tanks, it is only necessary to adjust the positioning column 4 and install it on different positioning holes 3. There is no need to customize the fixings according to the shape of the fuel tank, and the production cost is low. During the processing, the user stands on one side of the pad 1 and rotates the turntable 2 as needed to adjust the angle of the automobile fuel tank. After each rotation of 180 degrees, the turntable 2 can be fixed on the pad 1 through the locking mechanism to prevent accidental rotation.

[0027] See also Figure 1-Figure 3 , Figure 5In this embodiment, a circular hole is opened in the middle of the pad 1, and a rotating shaft rotatably connected to the circular hole is fixedly connected in the middle of the lower end of the turntable 2. The front and rear edges of the turntable 2 are aligned with the front and rear edges of the pad 1. The turntable 2 rotates horizontally with the rotating shaft as the axis. Each rotation is 180 degrees, so that the front or back of the automobile tank is turned to the operator for processing operations respectively. The positioning column 4 is a hollow structure and a hole with the same diameter as the positioning hole 3 is opened at the upper end. The magnetic plate 6 is adsorbed on the edge position of the upper surface of the turntable 2. The positioning column 4 uses the hole structure on its upper part to perform layer-by-layer installation according to different automobile fuel tank heights to increase the overall fixed height. When installing the positioning column 4, it is necessary to pay attention to let the magnetic plate 6 face the outside of the space for fixing the automobile fuel tank enclosed by the positioning column 4 to avoid the automobile fuel tank being pressed on the magnetic plate 6 after being placed in the automobile fuel tank.

[0028] See also Figure 1-Figure 4 , Figure 6 The locking mechanism comprises a base 7, a locking seat 8 and a locking pin 9; the base 7 is fixedly connected to the right end of the pad 1, and a rotatable locking seat 8 of an L-shaped structure is installed on the upper end of the base 7. A locking pin 9 is inserted on the horizontal part of the locking seat 8. The base 7 protrudes to the outside of the pad 1, and the vertical part of the locking seat 8 thereon does not affect the rotational movement of the turntable 2 because it is on the base 7, and when the turntable 2 rotates 180 degrees, the horizontal part of the locking seat 8 can be kept above the turntable 2. A circular hole is opened in the middle of the base 7, and a rotating shaft rotatably connected to the lower end of the vertical part of the locking seat 8 is fixedly connected to the rotating shaft in the circular hole. The horizontal part of the locking seat 8 is arranged on the upper side of the turntable 2, and the locking seat 8 rotates horizontally on the base 7 with the rotating shaft as the axis. To adjust the position of the horizontal part of the locking seat 8, during the rotation of the turntable 2, the horizontal part of the locking seat 8 should be directed to the outside. The locking pin 9 is inserted into the corresponding locking hole 10 to fix the locking seat 8, the turntable 2 and the pad 1 one by one. After the turntable 2 rotates 180 degrees, the locking pin 9 is inserted into the corresponding locking hole 10 from the pin hole to further fix the turntable 2 and the pad 1 together.

[0029] Through the above steps, two positioning columns 4 are set at each corner position of the automobile fuel tank to form a locking fixing structure. It does not need to be customized according to the shape of the fuel tank, and the production cost is low. Moreover, it only needs to set corresponding positioning holes 3 on the turntable 2 according to the corner positions of different fuel tanks so that the positioning columns 4 can fix all automobile fuel tanks. It has strong versatility and greatly reduces the processing and manufacturing cost of the automobile fuel tank, so as to solve the problem that the clamping parts used in the existing automobile fuel tank processing that are adapted to their own shape are not universal and the production cost is high.

Claims

1. A fixing device for processing an automobile fuel tank that is easy to adjust the angle, comprising a backing plate (1); characterized in that: The utility model also comprises a turntable (2), a positioning column (4) and a locking mechanism; a turntable (2) capable of horizontal rotation is installed on the upper end of the pad (1); the automobile fuel tank is placed horizontally on the turntable (2); positioning holes (3) are provided at the four corners of the automobile fuel tank along the upper edge of the turntable (2); two positioning holes (3) are provided at each corner of the automobile fuel tank; a positioning column (4) abutting against the side wall of the corner is provided at each corner of the automobile fuel tank; a latch (5) inserted into the corresponding positioning hole (3) is fixedly connected to the lower end of the positioning column (4); a magnetic attraction plate (6) fixedly attached to the surface of the turntable (2) by magnetic force is fixedly connected to the lower end of the positioning column (4); and a locking mechanism for fixing the turntable (2) is provided on the right side of the pad (1).

2. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 1 is characterized in that: A circular hole is provided in the middle of the pad (1), a rotating shaft rotatably connected in the circular hole is fixedly connected in the middle of the lower end of the turntable (2), and the front and rear edges of the turntable (2) are aligned with the front and rear edges of the pad (1).

3. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 1 is characterized in that: The positioning column (4) is a hollow structure and has an eyelet with the same diameter as the positioning hole (3) at its upper end. The magnetic attraction plate (6) is adsorbed on the edge of the upper surface of the turntable (2).

4. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 1 is characterized in that: The locking mechanism comprises a base (7), a locking seat (8) and a locking pin (9); the base (7) is fixedly connected to the right end of the backing plate (1), a rotatable L-shaped locking seat (8) is mounted on the upper end of the base (7), and the locking pin (9) is plugged into the horizontal part of the locking seat (8).

5. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 4 is characterized in that: A circular hole is provided in the middle of the base (7); a rotating shaft rotatably connected in the circular hole is fixedly connected to the lower end of the vertical portion of the locking seat (8); and the horizontal portion of the locking seat (8) is arranged on the upper side of the turntable (2).

6. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 5 is characterized in that: A pin hole is provided on the horizontal portion of the locking seat (8), and the locking pin (9) is composed of an upper enlarged end and a lower pin, a spring is installed between the enlarged end and the horizontal portion of the locking seat (8), and the pin is inserted into the pin hole.

7. The fixing device for processing an automobile fuel tank that is easy to adjust the angle according to claim 6 is characterized in that: The upper surfaces of the pad (1) and the turntable (2) are both symmetrically provided with locking holes (10), the locking holes (10) on the right sides of the pad (1) and the turntable (2) are aligned with the pin holes, and the locking pins (9) are inserted into the corresponding locking holes (10) to fix the locking seat (8), the turntable (2) and the pad (1) one by one.

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