CN217253945U - Quick positioning tool for inserting aluminum alloy power battery tray - Google Patents
Quick positioning tool for inserting aluminum alloy power battery tray Download PDFInfo
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- CN217253945U CN217253945U CN202123116771.1U CN202123116771U CN217253945U CN 217253945 U CN217253945 U CN 217253945U CN 202123116771 U CN202123116771 U CN 202123116771U CN 217253945 U CN217253945 U CN 217253945U
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- positioning
- bottom plate
- assembly
- aluminum alloy
- battery tray
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
A quick positioning tool for a plug-in aluminum alloy power battery tray is characterized in that two portal frames are arranged on a bottom plate, a plurality of pressing mechanisms are arranged on the portal frames, and lower supporting assemblies are arranged on the bottom plate below the portal frames correspondingly; lateral positioning assemblies are arranged on two sides of the bottom plate, a forward positioning assembly is arranged on the front portion of the bottom plate, and a backward positioning assembly and a suspension loop positioning assembly are arranged on the rear portion of the bottom plate. The utility model is suitable for a location and assembly welding of plug-in type aluminum alloy battery tray have the location accurate, the simple operation, and the battery tray that final assembly welding obtained warp for a short time, and the plane degree is high to nimble adjustability is good, and is applicable in the aluminum alloy power battery tray location assembly welding of multiple size.
Description
Technical Field
The utility model relates to a new energy automobile parts processing technology field specifically is a grafting aluminum alloy power battery tray fixes a position frock fast.
Background
Most new energy automobiles are electrically driven, and the battery pack on the automobile body chassis is usually arranged on a battery tray which plays a role in fixing and bearing the power battery pack. Many battery trays are made of aluminum alloy materials, and compared with other materials, the aluminum alloy materials are excellent in self weight and shaping formability, and have obvious weight reduction and energy-saving effects. But also has great advantage in the recoverability of the aluminum alloy material, and has the advantages of energy conservation and environmental protection.
Generally, the battery tray is formed by combining various aluminum alloy sections with various quantities, the main part of the battery tray is divided into a bottom plate and a frame structure, wherein the bottom plate is formed by welding and combining a plurality of plane sections through friction stir welding, and the frame aluminum materials are arranged around the bottom plate. Carry out the plug-in connection of similar mortise-tenon joint structure with aluminum product and bottom plate, compare in modes such as other overlap joints, plane concatenation, joint strength between the aluminum product that can greatly increased improves battery tray's overall structure rigidity and intensity.
The battery tray with the plug-in structure has the following difficulties in production and manufacturing: 1. in the welding process, the aluminum alloy has the defect of large shrinkage deformation of welding seams, and when the battery trays made of aluminum alloy sections are spliced into an assembly, a large number of argon arc welding seams exist, so that the influence on the deformation of the welding seams is particularly obvious on the aluminum battery trays with large sizes and many parts. The whole welding process needs to be positioned and clamped by a tool, so that about 70% of welding deformation can be eliminated; 2. the tray size is big, and the part is many, and the structure is complicated, and the frock control appearance size and the uniformity degree of difficulty are big. 3. The assembly of frame and bottom plate assembly is the grafting structure, and the concatenation mouth below is the stir welding, and the top is the arc welding. The stirring welding requires that the splicing gap is less than or equal to 0.5mm, when the battery tray assembly is spliced, the frame and the bottom plate assembly are inserted and connected along the horizontal direction and are tightly attached, and then the positioning welding can be completed; the positioning precision requirement is high. 4. The bottom plate assembly is formed by stirring and welding the bottom plate parts, the bottom plate assembly is integrally bent to the front side due to contraction of a stirring welding line, the flatness out-of-tolerance is measured more when the bottom plate assembly is flatly placed, and the tray assembly can be spliced only by flattening the bottom plate assembly.
Disclosure of Invention
The utility model aims at providing a quick location frock of grafting aluminum alloy power battery tray is applicable to the location and the assembly welding of plug-in type aluminum alloy battery tray, has the location accuracy, the simple operation, the battery tray that final assembly welding obtained warp for a short time, and the plane degree is high to nimble adjustability is good, is applicable to the aluminum alloy power battery tray location assembly welding of multiple size.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the rapid positioning tool for the inserted aluminum alloy power battery tray is characterized in that two portal frames are arranged on a bottom plate, a plurality of pressing mechanisms are arranged on the portal frames, and lower supporting assemblies are arranged on the bottom plate below the portal frames correspondingly; lateral positioning assemblies are arranged on two sides of the bottom plate, a forward positioning assembly is arranged on the front portion of the bottom plate, and a backward positioning assembly and a suspension loop positioning assembly are arranged on the rear portion of the bottom plate.
The lower support assembly is composed of a plurality of support units, the upper end of each support unit is provided with a rubber cushion block, and side limiting rods are arranged at four corners of the tray on the bottom plate. The gag lever post function lies in: the Y-position of the tray can be limited.
In the supporting assembly, a supporting unit positioned at the edge is provided with a tray edge support. The function that tray limit portion supported lies in: when the tray is placed on the supporting assembly, the supporting structure transformed by the quick clamp can be pulled, the supporting block jacks up the joint of the supporting pad at the edge of the tray and the edge of the frame, if the edge of the tray is bent and deformed and does not coincide with the edge of the frame, the supporting block can correct unevenness at the joint, and the edge of the tray and the edge of the frame at the welding joint during final welding are smooth.
The side direction location assembly is installed on the layer board, passes through slide rail A and bottom plate sliding connection below the layer board, and a plurality of side location presss from both sides are installed to the support upper end of layer board top, and the clamping part installation of side location presss from both sides double-hook shape chuck, the middle part installation of support and the slope supporting shoe that the side frame is outer along the matching. The frame is tightly hooped by the double-hook-shaped clamping heads and the supporting blocks, then the frame is horizontally moved by the sliding rails and is in inserting connection with the edge of the tray for positioning, and limiting mechanisms are arranged at the front limit position and the rear limit position of the sliding rails.
The forward positioning assembly is arranged on the supporting plate, the lower part of the supporting plate is connected with the bottom plate in a sliding mode through a sliding rail B, and the upper end of the bracket above the supporting plate is respectively provided with a plurality of forward positioning clamps and a plurality of forward inclined positioning clamps; the clamping part of the forward positioning clamp is provided with a hook-shaped chuck, and the middle part of the bracket is provided with a supporting block matched with the outer edge of the front frame; the clamping part of the front oblique positioning clamp is provided with a double-hook-shaped chuck, and the middle part of the bracket is provided with a supporting block matched with the outer edge of the front oblique frame. Collude shape chuck and two collude shape chucks and tightly the staple bolt with preceding frame and preceding oblique frame respectively, then through slide rail translation and tray edge grafting location, extreme position sets up stop gear around the slide rail.
The hanger positioning assembly is composed of a step positioning pin arranged on the sliding rail C, and the end part of the step positioning pin is matched with the hanger hole.
The backward positioning assembly consists of a backward positioning clamp and a side limiting groove. The side limiting groove can limit and fix the Y-axis position of the rear frame.
A quick positioning assembly welding method for a plug-in aluminum alloy power battery tray comprises the following steps:
(1) fixing the rear frame on a backward positioning clamp for clamping;
(2) the bottom surface of the tray faces upwards and is placed on the lower support assembly, the tail end of the tray is close to the rear frame, and the side direction of the tray is limited by four side limiting rods;
(3) placing the rear suspension loop on the suspension loop positioning assembly, aligning the suspension loop hole with the step positioning pin of the positioning pin assembly, and horizontally pushing along the slide rail C to be tightly attached to the surface of the rear frame;
(4) after the left side frame and the right side frame are respectively clamped by a plurality of side positioning clamps, the side positioning assembly is horizontally pushed along the slide rail A and is closely attached to and inserted into the side surface of the tray;
(5) after the front frame and the front oblique frame are clamped by the front positioning clamp and the front oblique positioning clamp respectively, the front positioning assembly is horizontally pushed along the sliding rail B and is closely attached and spliced with the front end face of the tray, so that the edge of the tray can be supported and clamped at the edge of the tray and the joint of the frame to prevent the tray from warping;
(6) and welding the combined connecting parts of the tray, the rear frame, the rear lugs, the side frames, the front frame and the front oblique frame, and loosening the clamps after cooling to finish the positioning welding operation of the battery tray.
The utility model has the advantages that:
1. according to the tool scheme, the rear frame is an X-direction reference, the central line of the bottom plate assembly is a Y-direction reference, and the upper sealing surfaces of the front, rear, left and right frames are used as Z-direction references, so that the tool reference is consistent with the drawing reference.
2. When the welding assembly is carried out, the welding assembly is carried out in a forward-placing mode with the sealing surface facing upwards, so that the arc welding work (including welding seams inside and outside the frame) of all the frame bottom plates can be completed on the welding assembly tool, the precision deviation caused by secondary assembly is avoided, and the deformation after welding caused by repair welding without tools is reduced.
3. More positioning blocks and chucks are arranged according to the structure and the technical characteristics of the product. The bottom plate assembly is pressed to an ideal state, the whole splicing table has the characteristics of quick assembly, accurate positioning and reliable clamping, and the splicing state completely meets the drawing precision requirement. The deformation after welding is small, and the integral flatness after welding is less than or equal to 2mm, which is improved by 50 percent compared with the original 5 mm.
4. Realize the grafting assembly, solved frame and bottom plate grafting problem that has the gap.
5. Replace the cylinder with quick the clamp, simplify the frock structure, reduce development cost, be applicable to the sample trial-production of low beat and short period.
6. The tool has an adjustable design, the positioning pin is provided with a gasket, the positioning direction can be adjusted, the size can be adapted, the size matching can be flexibly carried out according to the actual situation in the production of the sample piece, and the product quality is improved;
7. the development period is shortened by about 2 weeks, and the project development period is shortened by 25%;
description of the drawings:
FIG. 1 is a schematic view of the overall appearance structure of the present invention;
FIG. 2 is a schematic view of the external structure of a portal frame, a pressing mechanism, a lower support assembly and a side limiting rod;
FIG. 3 is a schematic structural diagram of the appearance of a single supporting unit;
FIG. 4 is a schematic view of an external structure of the lateral positioning assembly;
FIG. 5 is a schematic view of the bounding points of the bezel (the clamping points are blank triangles; the locating points are black triangles);
FIG. 6 is a schematic view of an appearance structure of the forward positioning assembly;
FIG. 7 is a schematic view of the limiting points of the front bezel (the clamping points are blank triangles; the positioning points are black triangles);
FIG. 8 is a schematic diagram of the front bezel limiting points (the clamping points are blank triangles; the positioning points are black triangles);
FIG. 9 is a schematic diagram of the limiting point of the rear frame (the clamping point is a blank triangle; the positioning point is a black triangle);
fig. 10 is an exploded view of the battery tray structure;
FIG. 11 is a view showing the appearance of a battery tray;
FIG. 12 is a view of the exterior of the rear positioning assembly and the ear positioning assembly;
FIG. 13 is a view showing the appearance of a hanger;
FIG. 14 is a rear side view of the positioning assembly of the hangers;
the serial numbers and component names in the figures are: 1-a bottom plate; 2-a portal frame; 21-a pressing mechanism; 22-a lower support assembly; 221-supporting the edge of the tray; 23-side stop lever; 3-a lateral positioning assembly; 31-slide rail a; a 32-side alignment clip; 33-an inclined support block; 4-a forward positioning assembly; 41-a slide rail B; 42-a forward alignment clip; 43-front diagonal positioning clip; 5-backward positioning assembly; 51-backward positioning clip; 52-side limit groove; 6-a suspension loop positioning assembly; 61-step locating pin; 62-slide C.
Detailed Description
Example 1
The rapid positioning tool for the inserted aluminum alloy power battery tray is characterized in that two portal frames 2 are arranged on a bottom plate 1, a plurality of pressing mechanisms 21 are arranged on the portal frames 2, and lower supporting assemblies 22 are arranged on the bottom plate 1 correspondingly below; lateral positioning assemblies 3 are arranged on two sides of the bottom plate 1, a forward positioning assembly 4 is arranged on the front part of the bottom plate 1, and a backward positioning assembly 5 and a lug positioning assembly 6 are arranged on the rear part of the bottom plate 1;
the lower support assembly 22 is composed of a plurality of support units, the upper end of each support unit is provided with a rubber cushion block, and side limiting rods 23 are arranged at four corners of the tray on the bottom plate 1;
in the support assembly 22, a support unit positioned at the edge is provided with a tray edge support 221;
the lateral positioning assembly 3 is arranged on a supporting plate, the lower part of the supporting plate is connected with the bottom plate 1 in a sliding mode through a sliding rail A31, a plurality of lateral positioning clamps 32 are arranged at the upper end of a support above the supporting plate, double-hook-shaped chucks are arranged at the clamping parts of the lateral positioning clamps 32, and inclined supporting blocks 33 matched with the outer edges of lateral frames are arranged in the middle of the support;
the forward positioning assembly 4 is arranged on a supporting plate, the lower part of the supporting plate is connected with the bottom plate 1 in a sliding way through a sliding rail B41, and the upper end of a bracket above the supporting plate is respectively provided with a plurality of forward positioning clamps 42 and a plurality of forward inclined positioning clamps 43; the clamping part of the forward positioning clamp 42 is provided with a hook-shaped chuck, and the middle part of the bracket is provided with a supporting block matched with the outer edge of the front frame; the clamping part of the front oblique positioning clamp 43 is provided with a double-hook-shaped chuck, and the middle part of the bracket is provided with a supporting block matched with the outer edge of the front oblique frame;
the hanging lug positioning assembly 6 is composed of a step positioning pin 61 arranged on a slide rail C62, and the end part of the step positioning pin 61 is matched with a hanging lug hole;
the backward positioning assembly 5 is composed of a backward positioning clamp 51 and a side limiting groove 52.
Claims (7)
1. The utility model provides a quick location frock of grafting aluminum alloy power battery tray which characterized in that: two portal frames (2) are arranged on the bottom plate (1), a plurality of pressing mechanisms (21) are arranged on the portal frames (2), and lower support assemblies (22) are arranged on the bottom plate (1) below the portal frames correspondingly; lateral positioning assemblies (3) are installed on two sides of the bottom plate (1), a front positioning assembly (4) is installed on the front portion of the bottom plate (1), and a rear positioning assembly (5) and a hanging lug positioning assembly (6) are installed on the rear portion of the bottom plate (1).
2. The quick location frock of grafting aluminum alloy power battery tray of claim 1, its characterized in that: the lower support assembly (22) is composed of a plurality of support units, the upper end of each support unit is provided with a rubber cushion block, and side limit rods (23) are arranged at four corners of the tray on the bottom plate (1).
3. The quick location frock of grafting aluminum alloy power battery tray of claim 2, its characterized in that: in the support assembly (22), a support unit positioned at the edge is provided with a tray edge support (221).
4. The quick location frock of grafting aluminum alloy power battery tray of claim 1, its characterized in that: the side direction location assembly (3) is installed on the layer board, passes through slide rail A (31) and bottom plate (1) sliding connection below the layer board, and a plurality of side location clamp (32) of support upper end installation above the layer board, the two chuck that collude of clamping part installation of side location clamp (32), the slope supporting shoe (33) that the middle part installation of support and side frame are outer along matching.
5. The quick location frock of grafting aluminum alloy power battery tray of claim 1, its characterized in that: the forward positioning assembly (4) is arranged on a supporting plate, the lower part of the supporting plate is connected with the bottom plate (1) in a sliding manner through a sliding rail B (41), and the upper end of the bracket above the supporting plate is respectively provided with a plurality of forward positioning clamps (42) and a plurality of forward inclined positioning clamps (43); a hook-shaped chuck is arranged at the clamping part of the forward positioning clamp (42), and a supporting block matched with the outer edge of the front frame is arranged in the middle of the bracket; the clamping part of the front oblique positioning clamp (43) is provided with a double-hook-shaped chuck, and the middle part of the bracket is provided with a supporting block matched with the outer edge of the front oblique frame.
6. The quick location frock of grafting aluminum alloy power battery tray of claim 1, its characterized in that: the hanger positioning assembly (6) is formed by a step positioning pin (61) arranged on the sliding rail C (62), and the end part of the step positioning pin (61) is matched with a hanger hole.
7. The quick location frock of grafting aluminum alloy power battery tray of claim 1, its characterized in that: the backward positioning assembly (5) consists of a backward positioning clamp (51) and a side limiting groove (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123116771.1U CN217253945U (en) | 2021-12-13 | 2021-12-13 | Quick positioning tool for inserting aluminum alloy power battery tray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123116771.1U CN217253945U (en) | 2021-12-13 | 2021-12-13 | Quick positioning tool for inserting aluminum alloy power battery tray |
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| Publication Number | Publication Date |
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| CN217253945U true CN217253945U (en) | 2022-08-23 |
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| CN202123116771.1U Active CN217253945U (en) | 2021-12-13 | 2021-12-13 | Quick positioning tool for inserting aluminum alloy power battery tray |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193016A (en) * | 2021-12-13 | 2022-03-18 | 南南铝业股份有限公司 | Rapid positioning assembly welding method for inserting aluminum alloy power battery tray |
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- 2021-12-13 CN CN202123116771.1U patent/CN217253945U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193016A (en) * | 2021-12-13 | 2022-03-18 | 南南铝业股份有限公司 | Rapid positioning assembly welding method for inserting aluminum alloy power battery tray |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220928 Address after: 530000 Workshop 2 of South South Electronic Automobile New Material Deep Processing Technology Transformation Project, Building 2, No. 6 Liangxin Road, Yongning District, Nanning City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Tianheng Auto Parts Manufacturing Co.,Ltd. Address before: No.6 Liangxin Road, Yongning District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: ALNAN ALUMINUM Co.,Ltd. |
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| TR01 | Transfer of patent right |