Positioning mechanism for upper cover material box of battery box of electric vehicle

Abstract

The utility model relates to the technical field of robot automatic carrying, and discloses an electric vehicle battery box upper cover material box positioning mechanism which comprises a material box bottom frame, four material box supporting mechanisms are arranged in the middle of the material box bottom frame, and the two sides of the top of the material box bottom frame are fixedly connected with battery box front and back limiting supports. A first material box coarse guiding V-shaped block is arranged on the outer side of the material box bottom frame, a positioning mechanism is arranged outside the first material box coarse guiding V-shaped block, material box fine positioning blocks are arranged on the two sides of the outer portion of the material box bottom frame, and material box coarse guiding plates are fixedly connected to the outer sides of the material box fine positioning blocks. A proximity switch is arranged on the outer side of the material box thick guide plate. According to the utility model, automatic blanking and automatic material taking stations of the robot can be realized, so that the mechanism is simple in structure and low in cost, the material boxes are simple and convenient to switch, the use efficiency is improved, and the cost is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of robot automatic handling, in particular to a positioning mechanism for an upper cover material box of an electric vehicle battery box. Background Art

[0002] The positioning mechanism of the electric vehicle battery box cover material box is usually designed to ensure the accurate alignment and connection between the battery cover and the box body. The design of this positioning mechanism can ensure the safety, stability and effective operation of the battery system.

[0003] The upper cover of the battery box of electric vehicles is made of SMC material. The upper cover is large in size but small in thickness, which is easy to deform during the material transfer process. Therefore, the material box is required to have a reliable support function for the upper cover of the battery box, and the upper covers of the battery boxes cannot be overlapped with each other. At present, the upper covers of the battery boxes of electric vehicles are processed and conveyed by automatic production lines, which requires the placement of the upper covers of the battery boxes to have a certain position accuracy and can meet the function of automatic pick-and-place of robots. In view of the above problems, a positioning mechanism of the upper cover material box of the battery box of electric vehicles is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a positioning mechanism for the material box of the upper cover of the battery box of an electric vehicle, aiming to improve the problem that the upper cover of the battery box of an electric vehicle in the prior art is made of SMC material, the upper cover is large in size but small in thickness, and is easily deformed during the material transfer process. Therefore, the material box is required to have a reliable support function for the upper cover of the battery box, and the upper covers of the battery boxes cannot be overlapped with each other. At present, the upper covers of the battery boxes of electric vehicles are processed and transported by automatic production lines, which requires the placement of the upper covers of the battery boxes to have a certain position accuracy and be able to meet the problem of the automatic pick-up and placement function of the robot.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a positioning mechanism for a material box on the upper cover of an electric vehicle battery box, comprising a material box bottom frame, four material box supporting mechanisms are arranged in the middle of the material box bottom frame, both sides of the top of the material box bottom frame are fixedly connected with battery box front and rear limit brackets, a material box coarse guide V-shaped block is arranged on the outer side of the material box bottom frame, a positioning mechanism is arranged on the outside of the material box coarse guide V-shaped block, both sides of the outer side of the material box bottom frame are arranged with material box fine positioning blocks, a material box coarse guide plate is fixedly connected to the outer side of the material box fine positioning block, a proximity switch is arranged on the outer side of the material box coarse guide plate, and the electric vehicle battery box upper cover is arranged on the top of the material box fine positioning block.

[0006] As a further description of the above technical solution:

[0007] The material box support mechanism includes a support block mounting bracket, the bottom of the support block mounting bracket is arranged outside the bottom frame of the material box, four support block stoppers are fixedly connected to the outside of the support block mounting bracket, a material box support block is arranged on the outside of the support block stopper, a support block connecting plate is arranged between two adjacent material box support blocks, and a hinge is arranged between the material box support block and the support block connecting plate.

[0008] As a further description of the above technical solution:

[0009] The positioning mechanism includes a second rough guide V-shaped block for the material box, the outside of the second rough guide V-shaped block for the material box is fixedly connected to the outside of the first rough guide V-shaped block for the material box, both sides of the outside of the second rough guide V-shaped block for the material box are fixedly connected to a U-shaped frame for the material box, a plurality of material box guide wheels are arranged on the outside of the U-shaped frame for the material box, a positioning pin is arranged on the top of the U-shaped frame for the material box, and a material box bottom plate is arranged on the bottom of the U-shaped frame for the material box.

[0010] As a further description of the above technical solution:

[0011] A material box handrail is fixedly connected to the top of the material box bottom frame, and a plurality of casters are arranged at the bottom of the material box bottom frame.

[0012] As a further description of the above technical solution:

[0013] The material of the upper cover of the electric vehicle battery box is SMC material.

[0014] As a further description of the above technical solution:

[0015] One end of the support block connecting plate is rotatably connected to the outside of one of the hinges, and the other end of the support block connecting plate is rotatably connected to the outside of the other hinge.

[0016] As a further description of the above technical solution:

[0017] The bottom of the material box support block is in contact with the support block stopper.

[0018] As a further description of the above technical solution:

[0019] The material box guide wheel is in contact with the material box rough guide plate.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, through the cooperation of the material box support mechanism, the material box rough guide plate, the material box bottom plate, the positioning pin, the proximity switch, and the electric vehicle battery box upper cover structure, four battery box upper covers can be stacked and placed without extrusion deformation. In addition, because the material box positioning mechanism has the functions of rough guiding and fine positioning for the material box, it can be used for automatic unloading and automatic material picking stations of robots, making the mechanism structure simple, low cost, simple and convenient material box switching, improving the use efficiency and greatly reducing the cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional diagram of a positioning mechanism for an upper cover material box of an electric vehicle battery box proposed by the utility model;

[0023] Figure 2 for Figure 1 A in the enlarged view;

[0024] Figure 3 This is a structural schematic diagram of a material box support mechanism of a positioning mechanism of a material box on a cover of a battery box of an electric vehicle proposed in the utility model;

[0025] Figure 4 This is a state display diagram of a material box support mechanism of a positioning mechanism of a material box on a cover of a battery box of an electric vehicle proposed by the utility model;

[0026] Figure 5 The utility model provides a structural schematic diagram of an electric vehicle battery box upper cover of a positioning mechanism for an electric vehicle battery box upper cover material box.

[0027] Legend:

[0028] 1. Material box bottom frame; 2. Material box support mechanism; 201. Support block mounting bracket; 202. Material box support block; 203. Support block connecting plate; 204. Support block stopper; 205. Hinge; 3. Material box handrail; 4. Front and rear limit brackets of battery box; 5. Material box coarse guide V-shaped block 1; 6. Material box coarse guide plate; 7. Material box bottom plate; 8. Material box U-shaped frame; 9. Material box coarse guide V-shaped block 2; 10. Material box guide wheel; 11. Material box fine positioning block; 12. Positioning pin; 13. Proximity switch; 14. Electric vehicle battery box upper cover. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0030] Reference Figure 1 , Figure 2 and Figure 5 The utility model provides an embodiment: a positioning mechanism for a battery box upper cover of an electric vehicle, comprising a bottom frame 1 of the material box, four material box supporting mechanisms 2 are arranged in the middle of the bottom frame 1 of the material box, both sides of the top of the bottom frame 1 of the material box are fixedly connected with battery box front and rear limit brackets 4, a material box coarse guide V-shaped block 5 is arranged on the outside of the bottom frame 1 of the material box, a positioning mechanism is arranged on the outside of the coarse guide V-shaped block 5 of the material box, both sides of the outside of the bottom frame 1 of the material box are arranged with material box fine positioning blocks 11, a material box coarse guide plate 6 is fixedly connected to the outside of the material box fine positioning block 11, a proximity switch 13 is arranged on the outside of the material box coarse guide plate 6, an electric vehicle battery box upper cover 14 is arranged on the top of the material box fine positioning block 11, a material box handrail 3 is fixedly connected to the top of the bottom frame 1 of the material box, a plurality of casters are arranged at the bottom of the bottom frame 1 of the material box, and the material of the electric vehicle battery box upper cover 14 is SMC material.

[0031] Specifically, the bottom frame 1 of the material box serves to provide support and stability for the overall structure of the material box, the material box support mechanism 2 serves as a mechanism to support the material box, ensuring that it remains stable during installation and use, the material box handrail 3 cooperates with the casters to make the overall structure portable, the front and rear limit brackets 4 of the battery box serve to limit the movement range of the battery box in the front and rear directions to ensure its stable position, the material box coarse guide V-block 1 5 and the material box coarse guide plate 6 are used to roughly guide the positioning of the material box, the proximity switch 13 may be used to detect a certain part to start the next step, and the electric vehicle battery box upper cover 14 serves to cover the battery box to protect the battery.

[0032] Reference Figure 1 , Figure 3 and Figure 4 The material box support mechanism 2 includes a support block mounting bracket 201, the bottom of the support block mounting bracket 201 is arranged outside the bottom frame 1 of the material box, four support block stoppers 204 are fixedly connected to the outside of the support block mounting bracket 201, a material box support block 202 is arranged on the outside of the support block stopper 204, a support block connecting plate 203 is arranged between two adjacent material box support blocks 202, a hinge 205 is arranged between the material box support block 202 and the support block connecting plate 203, one end of the support block connecting plate 203 is rotatably connected to the outside of one of the hinges 205, and the other end of the support block connecting plate 203 is rotatably connected to the outside of another hinge 205, and the bottom of the material box support block 202 is in contact with the support block stopper 204.

[0033] Specifically, the support block mounting bracket 201 serves to install and fix other structures, the material box support block 202 serves to support the material box, the support block connecting plate 203 serves to connect the material box support blocks 202, the support block stopper 204 serves to limit the material box support block 202, and the hinge 205 serves to fix the material box support block 202 and the support block connecting plate 203.

[0034] Reference Figure 1-Figure 2 The positioning mechanism includes a material box coarse guide V-shaped block 29, the outside of the material box coarse guide V-shaped block 29 is fixedly connected to the outside of the material box coarse guide V-shaped block 15, and the outside of the material box coarse guide V-shaped block 29 is fixedly connected with a material box U-shaped frame 8 on both sides. A plurality of material box guide wheels 10 are arranged on the outside of the material box U-shaped frame 8, a positioning pin 12 is arranged on the top of the material box U-shaped frame 8, and a material box bottom plate 7 is arranged at the bottom of the material box U-shaped frame 8, and the material box guide wheels 10 are in contact with the material box coarse guide plate 6.

[0035] Specifically, the material box bottom plate 7 cooperates with the material box U-shaped frame 8 to support the overall structure, the material box coarse guide V-block 2 9 cooperates with the coarse guide V-block 1 to guide the positioning of the battery box cover material box, the material box guide wheel 10 plays a guiding and moving role during the operation, the material box fine positioning block 11 is used for precise positioning, and the positioning pin 12 is used for fixing and precise positioning.

[0036] Working principle: under the guidance of the material box coarse guide plate 6, the two material box coarse guide V-blocks 2 9 are preliminarily matched with the two material box coarse guide V-blocks 2 9, and the two positioning pins 12 are inserted into the corresponding pin holes of the material box bottom plate 7. The two proximity switches 13 detect the positioning pins 12 and judge that the material box is in place. At this time, the automatic production line can place the electric vehicle battery box cover 14 on the material box fine positioning block 11. At this time, the material box support block 202 at the bottom is in an inclined state due to the support block stopper 204 and its own gravity, and the material box support blocks 202 above are all in a vertical state, so that the electric vehicle battery box cover 14 can be directly placed on the material box support block 202 at the bottom, and when the material box support block 202 at the bottom is in a horizontal support state after being stressed, under the joint action of the support block connecting plate 203 and the hinge 205, the state of the material box support block 202 of the second layer changes from vertical to inclined, so that the electric vehicle battery box cover 14 can be placed on the support block of the second layer, and after the four electric vehicle battery box covers 14 are placed, the four groups of material box support blocks 202 are all in a horizontal support state. Thus, the material box switching of this structure is simple and convenient, and the requirements of automatic pick-up and placement are met, and the structure is simple and low-cost, which improves the use efficiency and greatly reduces the cost.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning mechanism for a cover material box of an electric vehicle battery box, comprising a material box bottom frame (1), characterized in that: Four material box support mechanisms (2) are arranged in the middle of the material box bottom frame (1), and both sides of the top of the material box bottom frame (1) are fixedly connected to the front and rear limit brackets (4) of the battery box. A material box rough guide V-shaped block (5) is arranged on the outside of the material box bottom frame (1), and a positioning mechanism is arranged outside the material box rough guide V-shaped block (5). Material box fine positioning blocks (11) are arranged on both sides of the outside of the material box bottom frame (1), and a material box rough guide plate (6) is fixedly connected to the outside of the material box fine positioning block (11), and a proximity switch (13) is arranged on the outside of the material box rough guide plate (6), and an electric vehicle battery box upper cover (14) is arranged on the top of the material box fine positioning block (11).

2. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 1 is characterized in that: The material box support mechanism (2) comprises a support block mounting bracket (201), the bottom of the support block mounting bracket (201) is arranged outside the material box bottom frame (1), four support block stoppers (204) are fixedly connected to the outside of the support block mounting bracket (201), a material box support block (202) is arranged outside the support block stoppers (204), a support block connecting plate (203) is arranged between two adjacent material box support blocks (202), and a hinge (205) is arranged between the material box support block (202) and the support block connecting plate (203).

3. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 1, characterized in that: The positioning mechanism comprises a material box coarse guide V-shaped block 2 (9), the outside of the material box coarse guide V-shaped block 2 (9) is fixedly connected to the outside of the material box coarse guide V-shaped block 1 (5), both sides of the outside of the material box coarse guide V-shaped block 2 (9) are fixedly connected to a material box U-shaped frame (8), a plurality of material box guide wheels (10) are arranged on the outside of the material box U-shaped frame (8), a positioning pin (12) is arranged on the top of the material box U-shaped frame (8), and a material box bottom plate (7) is arranged on the bottom of the material box U-shaped frame (8).

4. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 1, characterized in that: A material box handrail (3) is fixedly connected to the top of the material box bottom frame (1), and a plurality of casters are arranged at the bottom of the material box bottom frame (1).

5. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 1, characterized in that: The electric vehicle battery box upper cover (14) is made of SMC material.

6. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 2, characterized in that: One end of the support block connecting plate (203) is rotatably connected to the outside of one of the hinges (205), and the other end of the support block connecting plate (203) is rotatably connected to the outside of another hinge (205).

7. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 2, characterized in that: The bottom of the material box support block (202) is in contact with the support block stopper (204).

8. The positioning mechanism of the upper cover material box of the electric vehicle battery box according to claim 3, characterized in that: The material box guide wheel (10) is in contact with the material box rough guide plate (6).

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