Electric vehicle frame welding suspension conveying line

Abstract

The utility model discloses an electric vehicle frame welding and hanging conveying line which comprises a movable frame, a sling is installed below the movable frame, a frame fixing and supporting structure is hung on the sling, and the frame fixing and supporting structure comprises an outer supporting frame, an inner supporting frame and a positioning and adjusting assembly. The internal supporting frame is arranged in the external supporting frame, the positioning adjusting assembly is installed in the internal supporting frame, and an electric vehicle frame is installed on the positioning adjusting assembly. The whole frame fixing and supporting structure is suspended below the movable frame through the sling and is driven to a next assembly area along with the movable frame, so that the efficiency is improved; the external supporting frame and the internal supporting frame are assembled, so that when the electric vehicle frame is conveniently placed on or suspended, the electric vehicle frame downwards presses the internal supporting frame, the two ends of the internal supporting frame make contact with the buffering rubber strips on the external supporting frame, and therefore the moving stability of the electric vehicle frame is enhanced.

Description

Technical Field

[0001] The utility model relates to an electric vehicle frame welding suspension conveyor line. Background Art

[0002] In recent years, the electric vehicle market has exploded. Each manufacturer is rapidly expanding and establishing multiple new production bases. There is also an urgent need for technological transformation and upgrading. Among them, the welding of electric vehicle frames requires higher automation and intelligence. In the past, most factories used assembly line welding. The same frame was completed through multiple welding stations. The process was relatively cumbersome, the equipment occupied a large area, and repeated clamping resulted in large position errors. Therefore, more and more manufacturers use integrated automatic welding of frames to achieve multi-station integration, synchronous welding of frames, high quality, high efficiency, and less waste.

[0003] The frame integrated welding line has two assembly areas. After the welded frame is taken out, the frame on one side needs to be transported to the other side for wire clamp welding and testing, and then sent to the hanging basket line. However, manual transportation will increase labor intensity and labor costs, and the manual transportation volume is small and the efficiency is low. Improper operation will also cause damage to the frame and affect product quality. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an electric vehicle frame welding suspension conveyor line to improve the conveying efficiency and ensure product quality.

[0005] Based on the technical problems existing in the background technology, the utility model proposes an electric vehicle frame welding suspension conveyor line, including a mobile frame, a sling is installed under the mobile frame, the sling is suspended with a frame fixed support structure, and the frame fixed support structure includes an external support frame, an internal support frame and a positioning adjustment component;

[0006] The inner support frame is placed inside the outer support frame, and the positioning and adjusting assembly is installed inside the inner support frame, and the electric vehicle frame is installed on the positioning and adjusting assembly;

[0007] The external support frame is a rectangular frame, with a locking ring on the top that matches the sling, and positioning columns on the four inner corners;

[0008] The four corners of the outer side of the internal support frame are provided with movable grooves, and the movable grooves cooperate with the positioning columns. Adjustment grooves are provided on both sides of the inner side of the internal support frame, and the adjustment grooves cooperate with the positioning adjustment components.

[0009] The positioning and adjusting assembly comprises a plurality of brackets, both ends of the plurality of brackets are mounted in the adjusting grooves, and the bottom of the electric vehicle frame is mounted on the brackets.

[0010] Preferably, a lock buckle is connected to the bottom of the sling, and a plurality of lock rings are provided and installed on the top of the external support frame, and the lock buckle is locked in the lock ring.

[0011] Preferably, the four outer corners of the internal support frame are provided with movable planes, the movable groove is arranged on the movable plane and faces the four inner corners of the external support frame, and the positioning column is arranged on the four inner bottom corners of the external support frame and inserted in the movable groove.

[0012] Preferably, the internal support frame and the external support frame are both rectangular frames, and the overall size of the internal support frame corresponds to the internal size of the external support frame, and the length of the internal support frame and the external support frame does not exceed the length of the electric vehicle frame.

[0013] Preferably, buffer rubber strips are installed on four sides of the inner top of the external support frame, and the buffer rubber strips do not exceed the top and inner side of the external support frame.

[0014] Preferably, weight-reducing grooves are provided on both sides of the internal support frame, and the weight-reducing grooves are provided on the other two sides of the adjustment groove.

[0015] Preferably, adjustment blocks cooperating with the adjustment groove are provided at both ends of the bracket, and an arc-shaped groove is provided on the top of the bracket, and the arc-shaped groove fits the bottom of the electric vehicle frame.

[0016] Compared with the prior art, the electric vehicle frame welding suspension conveyor line proposed by the utility model adopts the above technical solution and achieves the following technical effects:

[0017] 1. The utility model suspends the whole frame fixed support structure under the mobile frame through the sling, and is driven to the next assembly area with the mobile frame, which saves manpower and improves efficiency;

[0018] 2. The utility model assembles an external support frame and an internal support frame so that when the electric vehicle frame is placed on the internal support frame, it will be pushed out to the external support frame, making it convenient for workers to place the electric vehicle frame on it. When suspended, the electric vehicle frame presses down the internal support frame so that its two ends contact the buffer rubber strips on the external support frame, thereby enhancing the stability of the movement of the electric vehicle frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 For the utility model Figure 1 Schematic diagram of the structure of part A;

[0021] Figure 3 The frame fixing support structure of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 4 The frame fixing support structure of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 5 This is a schematic diagram of the external support frame structure of the utility model;

[0024] Figure 6 For the utility model Figure 5 Schematic diagram of the structure of part B;

[0025] Figure 7 This is a schematic diagram of the split structure of the internal support frame of the utility model;

[0026] Figure 8 For the utility model Figure 7 Schematic diagram of the structure of part C.

[0027] In the figure: 1. Moving frame; 11. Lifting rope; 12. Locking buckle; 2. External support frame; 21. Locking ring; 22. Positioning column; 23. Buffer rubber strip; 3. Internal support frame; 31. Moving slot; 32. Adjusting slot; 33. Moving plane; 34. Weight reduction slot; 4. Positioning and adjusting assembly; 41. Bracket; 42. Adjusting block; 43. Arc slot; 5. Electric vehicle frame. DETAILED DESCRIPTION

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0030] Reference Figure 1-8The utility model proposes an electric vehicle frame welding suspension conveyor line, comprising a mobile frame 1, a sling 11 is installed below the mobile frame 1, the sling 11 suspends a frame fixed support structure, and the frame fixed support structure comprises an external support frame 2, an internal support frame 3 and a positioning adjustment component 4;

[0031] Specifically, the internal support frame 3 is placed inside the external support frame 2, and the positioning and adjusting assembly 4 is installed inside the internal support frame 3, and the electric vehicle frame 5 is installed on the positioning and adjusting assembly 4;

[0032] Reference Figure 5-6 , the external support frame 2 is a rectangular frame, with a locking ring 21 cooperating with the sling 11 on the top, and positioning columns 22 on the four inner corners;

[0033] In this embodiment, movable slots 31 are provided at the outer four corners of the inner support frame 3 to match the positioning columns 22 of the outer support frame. Adjustment slots 32 are provided and confirmed to match with the positioning adjustment assembly 4. Weight reduction slots 34 are added on both sides to reduce the overall weight.

[0034] Reference Figure 7-8 , the four corners of the outer side of the internal support frame 3 are provided with movable grooves 31, the movable grooves 31 cooperate with the positioning columns 22, and the inner sides of the internal support frame 3 are provided with adjustment grooves 32, and the adjustment grooves 32 cooperate with the positioning adjustment components 4;

[0035] Specifically, the positioning and adjusting assembly 4 includes a plurality of brackets 41 , both ends of the plurality of brackets 41 are installed in the adjusting grooves 32 , and the bottom of the electric vehicle frame 5 is installed on the brackets 41 .

[0036] In this embodiment, a locking ring 21 is installed on the top of the external support frame 2. The number of locking rings 21 is set as required, but must be able to cooperate with the lock buckle 12 of the sling 11. Positioning columns 22 are installed on the four inner corners, and buffer rubber strips 23 are installed on the four sides of the inner top of the support frame 2 to reduce the impact of vibration on the electric vehicle frame 5 during transportation or suspension.

[0037] Reference Figure 1-2 A lock buckle 12 is connected to the bottom of the sling 11 , and a plurality of lock rings 21 are provided and installed on the top of the external support frame 2 , and the lock buckle 12 is locked in the lock ring 21 .

[0038] Reference Figure 7-8 A moving plane 33 is provided at the four outer corners of the internal support frame 3, and a moving groove 31 is arranged on the moving plane 33 and faces the four inner corners of the external support frame 2. The positioning column 22 is arranged on the four inner bottom corners of the external support frame 2 and is inserted in the moving groove 31.

[0039] Reference Figure 5-8The internal support frame 3 and the external support frame 2 are both rectangular frames, and the overall size of the internal support frame 3 corresponds to the internal size of the external support frame 2, and the length of the internal support frame 3 and the external support frame 2 does not exceed the length of the electric vehicle frame 5.

[0040] Specifically, buffer rubber strips 23 are installed on four sides of the inner top of the external support frame 2 , and the buffer rubber strips 23 do not exceed the top and inner side of the external support frame 2 .

[0041] Specifically, weight-reducing grooves 34 are provided on both sides of the internal support frame 3 , and the weight-reducing grooves 34 are provided on the other two sides of the adjustment groove 32 .

[0042] Specifically, both ends of the bracket 41 are provided with adjustment blocks 42 that match the adjustment groove 32 , and the top of the bracket 41 is provided with an arc groove 43 , and the arc groove 43 fits the bottom of the electric vehicle frame 5 .

[0043] In this embodiment, a bracket 41 is installed in the adjustment groove 32, and an adjustment block 42 is provided at both ends of each bracket 41 to match the adjustment groove 32. The top of the bracket 41 is designed as an arc groove to fit the bottom structure of the electric vehicle frame 5.

[0044] In this embodiment, the assembling step includes:

[0045] 1. Place the inner support frame 3 into the outer support frame 2, ensuring that the moving groove 31 and the positioning column 22 are properly matched, so that the inner support frame 3 can move smoothly in the outer frame;

[0046] 2. Place the electric vehicle frame 5 on the positioning and adjusting assembly 4, ensure that the bottom of the electric vehicle frame 5 is tightly fitted with the arc groove of the bracket 41, and adjust the position of the bracket 41 in the adjustment groove 32 as needed to achieve optimal support and positioning;

[0047] 3. Install the sling 11 under the mobile frame 1, connect the lock buckle 12 at the bottom and lock it in the lock ring 21 at the top of the external support frame. In this way, the entire device can be suspended and moved on the conveyor line through the mobile frame 1;

[0048] 4. Start the conveyor line, and drive the suspended electric vehicle frame 5 to move along a predetermined path through the mobile frame 1 to achieve efficient and stable welding operations and other subsequent processing;

[0049] 5. According to actual operation needs, the position of the internal support frame 3 relative to the external support frame 2 and the specific placement position of the bracket 41 can be adjusted at any time to meet the welding and transportation requirements of different models of electric vehicle frames 5.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An electric vehicle frame welding suspension conveyor line, characterized in that: It comprises a mobile frame (1), a sling (11) is installed below the mobile frame (1), a frame fixed support structure is suspended on the sling (11), and the frame fixed support structure comprises an external support frame (2), an internal support frame (3) and a positioning adjustment component (4); The internal support frame (3) is placed inside the external support frame (2), and the positioning adjustment component (4) is installed inside the internal support frame (3), and the electric vehicle frame (5) is installed on the positioning adjustment component (4); The external support frame (2) is a rectangular frame, with a locking ring (21) on the top that matches the sling (11), and positioning columns (22) on the four inner corners; The four outer corners of the internal support frame (3) are provided with movable grooves (31), the movable grooves (31) cooperate with the positioning columns (22), and the two sides of the internal support frame (3) are provided with adjustment grooves (32), the adjustment grooves (32) cooperate with the positioning adjustment components (4); The positioning adjustment assembly (4) comprises a plurality of brackets (41), both ends of the plurality of brackets (41) are mounted in the adjustment slots (32), and the bottom of the electric vehicle frame (5) is mounted on the brackets (41).

2. The electric vehicle frame welding suspension conveyor line according to claim 1 is characterized in that: The bottom of the sling (11) is connected to a lock buckle (12), a plurality of lock rings (21) are provided and mounted on the top of the external support frame (2), and the lock buckle (12) is locked in the lock ring (21).

3. The electric vehicle frame welding suspension conveyor line according to claim 1 is characterized in that: The inner support frame (3) is provided with a movable plane (33) at the four outer corners, the movable groove (31) is arranged on the movable plane (33) and faces the inner four corners of the outer support frame (2), and the positioning column (22) is arranged on the inner bottom four corners of the outer support frame (2) and is inserted into the movable groove (31).

4. The electric vehicle frame welding suspension conveyor line according to claim 1, characterized in that: The internal support frame (3) and the external support frame (2) are both rectangular frames, and the overall dimensions of the internal support frame (3) correspond to the internal dimensions of the external support frame (2), and the lengths of the internal support frame (3) and the external support frame (2) do not exceed the length of the electric vehicle frame (5).

5. The electric vehicle frame welding suspension conveyor line according to claim 1, characterized in that: Buffer rubber strips (23) are installed on four sides of the inner top of the external support frame (2), and the buffer rubber strips (23) do not exceed the top and inner side of the external support frame (2).

6. The electric vehicle frame welding suspension conveyor line according to claim 1, characterized in that: The inner support frame (3) is provided with weight-reducing grooves (34) on both sides, and the weight-reducing grooves (34) are provided on the other two sides of the adjustment groove (32).

7. The electric vehicle frame welding suspension conveyor line according to claim 1, characterized in that: Adjustment blocks (42) that cooperate with the adjustment grooves (32) are provided at both ends of the bracket (41), and an arc-shaped groove (43) is provided at the top of the bracket (41), and the arc-shaped groove (43) fits the bottom of the electric vehicle frame (5).

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