Limiting tool for mounting lifting lug of battery box body

Abstract

The utility model discloses a limiting tool for mounting a lifting lug of a battery box body. The supporting frame is mounted at the top end of the stand column; the first positioning pin and the second positioning pin are arranged on the supporting frame, and the first positioning pin and the second positioning pin can be matched with the positioning holes of the lifting lugs of the battery box body; and the height adjusting mechanism is mounted on the supporting frame and can support the battery box body. Through flexible adjustment of mechanical structures of limiting blocks around the tool, the breakthrough of degree of freedom in the height direction is achieved. On the premise of ensuring the size and precision requirements, a set of lifting lug mounting tool is possible to be applied to battery packs with different box body sizes and different lifting lug sizes.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile power batteries, and in particular relates to a limiting tool for installing a battery box lifting lug. Background Art

[0002] In the process of implementing the utility model, the inventor found that the prior art has at least the following problems:

[0003] At present, the box lifting ears of commercial vehicle models are mostly connected by bolts, and due to the frame reasons, the front and rear distribution of the lifting ears have different planes.

[0004] A Chinese patent with publication number CN206536151U discloses a lifting ear welding tool for assembling the power box body and the bottom of a new energy vehicle. The publication date is October 3, 2017. The position of the lifting ear is fixed by using a pad and a latch. The operation is simple and can ensure the spatial welding size of the lifting ear. Among them, the heights of boxes of different specifications are different, while the height of the pad is constant. Only boxes of a specified height can be assembled, which has certain limitations. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a limiting tool for installing the lifting ear of a battery box, so that a set of tooling can be matched with the installation of multiple lifting ears of the same type of battery packs, thereby reducing the design and manufacture of similar tooling, and performing simple and convenient optimization, thereby reducing costs and improving tooling utilization.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is: a limiting tool for installing the battery box lifting ear, having:

[0007] Column;

[0008] A support frame, mounted on the top of the column;

[0009] A first positioning pin and a second positioning pin are arranged on the support frame, and the first positioning pin and the second positioning pin can be adapted to the positioning holes of the battery box lifting ears;

[0010] A height adjustment mechanism is installed on the support frame, and the height adjustment mechanism can support the battery box.

[0011] The height adjustment mechanism comprises:

[0012] A bottom plate, fixedly mounted on the support frame;

[0013] The rotating bolt is radially limited and axially rotatably mounted on the base plate;

[0014] A lifting block, threadably matched with the rotating bolt;

[0015] A cushion block is installed on the lifting block, and the cushion block can support the battery box.

[0016] The lifting block is also provided with a column, the upper end of the column is fixedly provided with a support plate, and the cushion block is installed on the support plate.

[0017] A mounting plate is fixedly arranged on the support plate, a socket is arranged on the mounting plate, and the cushion block is adapted to the socket.

[0018] The cushion block is provided with a positioning groove, and is also provided with a positioning plate and an inserting block adapted to the positioning groove.

[0019] The mounting plate is also provided with an auxiliary hole, and the positioning plate is provided with a positioning block adapted to the auxiliary hole.

[0020] One of the above technical solutions has the following advantages or beneficial effects: it enables a set of tooling to match the installation of multiple battery pack lifting ears of the same type, reduces the design and manufacturing of similar tooling, and performs simple and convenient optimization, thereby reducing costs and improving tooling utilization. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of the structure of a position limiting tool for installing a battery box lifting ear provided in an embodiment of the utility model;

[0022] Figure 2 for Figure 1 A schematic diagram of the structure of the limiting tooling for installing the battery box lifting ears;

[0023] Figure 3 for Figure 1 A schematic diagram of the structure of the limiting tooling for installing the battery box lifting ears;

[0024] Figure 4 for Figure 1 A schematic diagram of the structure of the limiting tooling for installing the battery box lifting ears;

[0025] Figure 5 for Figure 1 A schematic diagram of the structure of the limiting tooling for installing the battery box lifting ears;

[0026] Figure 6 for Figure 1 A schematic diagram of the structure of the limiting tooling for installing the battery box lifting ears;

[0027] The marks in the above figures are: 1. column, 2. support frame, 3. first positioning pin, 4. second positioning pin, 5. height adjustment mechanism, 51. base plate, 52. rotating bolt, 53. lifting block, 54. column, 55. support plate, 56. mounting plate, 57. cushion block, 571. positioning groove, 58. positioning plate, 59. insert block, 510. positioning block. DETAILED DESCRIPTION

[0028] 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.

[0029] See also Figures 1 to 6 , a limiting tool for installing a battery box lifting ear, having:

[0030] Column 154; support frame 2, installed on the top of column 154; first locating pin 3 and second locating pin 4, arranged on support frame 2, first locating pin 3 and second locating pin 4 can be matched with the locating hole of the battery box ear; height adjustment mechanism 5, installed on support frame 2, height adjustment mechanism 5 can support the battery box. Through the flexible adjustment of the mechanical structure of the limit blocks around the tooling, a breakthrough in the degree of freedom in the height direction is achieved. Under the premise of ensuring the size and accuracy requirements, it is possible to use a set of ear installation tooling for battery packs with different box sizes and different ear sizes.

[0031] The height adjustment mechanism 5 comprises: a base plate 51, fixedly mounted on the support frame 2; a rotating bolt 52, radially limited and axially rotatably mounted on the base plate 51; a lifting block 53, threadedly matched with the rotating bolt 52; a cushion block 57, mounted on the lifting block 53, and the cushion block 57 can support the battery box. By rotating the rotating bolt 52, the height of the lifting block 53 matched with it is changed, thereby changing the height of the cushion block 57 on the lifting block 53. A breakthrough in the degree of freedom in the height direction is achieved, and the possibility of matching a set of tooling with multiple battery pack ear installations of the same type is achieved, reducing the design and manufacture of similar tooling, and simple and convenient optimization, thereby reducing costs and improving tooling utilization.

[0032] The lifting block 53 is also provided with a column 154, and a support plate 55 is fixedly provided at the upper end of the column 154, and a cushion block 57 is installed on the support plate 55. A mounting plate 56 is fixedly provided on the support plate 55, and a socket is provided on the mounting plate 56, and the cushion block 57 is adapted to the socket. The cushion block 57 is adapted to the socket, and different cushion blocks 57 can be replaced according to different usage environments. It is possible to achieve the possibility of matching a set of tooling with multiple battery pack ear installations of the same type, reduce the design and manufacture of similar tooling, and simply and conveniently optimize, thereby reducing costs and improving tooling utilization.

[0033] The cushion block 57 is provided with a positioning groove 571 , and is provided with a positioning plate 58 and an insert block 59 adapted to the positioning groove 571 . The insert block 59 on the positioning plate 58 is adapted to the positioning groove 571 of the cushion block 57 to play a role in positioning the cushion block 57 .

[0034] The mounting plate 56 is also provided with an auxiliary hole, and the positioning plate 58 is provided with a positioning block 510 adapted to the auxiliary hole to play a role in auxiliary positioning.

[0035] Through the flexible adjustment of the mechanical structure of the limit blocks around the tooling, a breakthrough in the degree of freedom of height direction is achieved. Under the premise of ensuring the size and accuracy requirements, it is possible to use a set of lifting lug installation tooling for battery packs with different box sizes and different lifting lug sizes.

[0036] After adopting the above structure, it is possible to match a set of tooling with multiple battery pack lifting ears of the same type, reduce the design and manufacture of similar tooling, and optimize it simply and conveniently, thereby reducing costs and improving tooling utilization.

[0037] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0038] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; 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, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning tool for installing a battery box ear, characterized in that: have: Column; A support frame, mounted on the top of the column; A first positioning pin and a second positioning pin are arranged on the support frame, and the first positioning pin and the second positioning pin can be adapted to the positioning holes of the battery box lifting ears; A height adjustment mechanism is installed on the support frame, and the height adjustment mechanism can support the battery box.

2. The position limiting tooling for installing the battery box lifting ear according to claim 1, characterized in that: The height adjustment mechanism comprises: A bottom plate, fixedly mounted on the support frame; The rotating bolt is radially limited and axially rotatably mounted on the base plate; A lifting block, threadably matched with the rotating bolt; A cushion block is installed on the lifting block, and the cushion block can support the battery box.

3. The position limiting tooling for installing the battery box lifting ear according to claim 2, characterized in that: The lifting block is also provided with a column, the upper end of the column is fixedly provided with a support plate, and the cushion block is installed on the support plate.

4. The position limiting tool for installing the battery box ear according to claim 3, characterized in that: A mounting plate is fixedly arranged on the support plate, a socket is arranged on the mounting plate, and the cushion block is adapted to the socket.

5. The position limiting tool for installing the battery box lifting ear according to claim 4, characterized in that: The cushion block is provided with a positioning groove, and is also provided with a positioning plate and an inserting block adapted to the positioning groove.

6. The position limiting device for installing the battery box lifting ear according to claim 5, characterized in that: The mounting plate is also provided with an auxiliary hole, and the positioning plate is provided with a positioning block adapted to the auxiliary hole.

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