CN212444966U

CN212444966U - Apron positioning device

Info

Publication number: CN212444966U
Application number: CN202020878521.8U
Authority: CN
Inventors: 刘钧; 冯颖盈; 姚顺; 程建
Original assignee: Shenzhen Vmax Power Co Ltd
Current assignee: Shenzhen Vmax Power Co Ltd; Shenzhen VMAX New Energy Co Ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-02
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses an apron positioning device, include: the bottom die is used for placing the bottom shell at a first specific position, and a second fixing piece is arranged on the bottom die; the lower ends of the guide posts are connected to the bottom die; an upper mold for placing the cover plate at a second specific position; the upper die is provided with a guide post hole which is used for penetrating through and moving up and down along the guide post, and the cover plate is assembled on the bottom shell; the upper die is provided with a matching piece matched with the second fixing piece and used for fixing the upper die in a second state; the fixing block is connected to the upper ends of the guide pillars and is used for fixing the guide pillars; the fixing block is provided with a first fixing piece matched with the matching piece and used for fixing the upper die in a first state. The utility model provides high with assembly accuracy and assembly leakproofness of apron assembly on the drain pan, promoted assembly quality, improved assembly efficiency.

Description

Apron positioning device

Technical Field

The utility model relates to an assembly field, in particular to apron positioning device.

Background

With the requirements of energy conservation and emission reduction and air pollution control, new energy automobiles are becoming new mastery force in the automobile industry, so that products such as vehicle-mounted chargers/electric drives/electric controls/motors applied to the new energy automobiles are produced and gradually mature. Due to the complex use environment in the new energy automobile, products such as a vehicle-mounted charger/electric drive/electric control/motor must meet the protection safety level of IP67 for the requirements of protecting the safety of the automobile and personal safety.

Currently, the sealing process commonly employed in the automotive industry is either a solid seal process or a sealant seal process. The solid sealing process is as follows: the cover plate is manually arranged above the bottom shell which is provided with the sealing ring in advance, and the cover plate is locked on the bottom shell through the locking screw. The sealant sealing process is as follows: firstly, dispensing equipment is used for dispensing a circle of sealant at the sealing position of the bottom shell, then the cover plate is manually arranged at the sealing position of the bottom shell, and then the cover plate is locked on the bottom shell through the locking screws. The above sealing process has the following problems:

the solid sealing process is adopted, a sealing ring mold needs to be specially developed to manufacture a special sealing ring, and the investment cost is high. And a plurality of screws are needed to lock and fix the cover plate, the sealing process brings great working strength to operators, and the material cost is increased, so the sealing process is gradually eliminated.

Adopt some sealed glue sealing process, sealed the sealed process completion back of putting the sealed glue of round, artifical installation apron in-process, the human influence factor is more, and the easy counterpoint is inaccurate to lead to the viscose, has the gas leakage risk after the assembly, and production efficiency is low.

Therefore, how to design a device capable of improving the assembly accuracy between the cover plate and the bottom case to reduce the risk of air leakage between the assembled cover plate and the bottom case and improve the production efficiency is an urgent technical problem in the industry.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned prior art and assemble the technical problem that the apron exists gas leakage risk and assembly efficiency low on the drain pan, provide an apron positioning device.

The utility model provides an apron positioning device, include: the bottom die is used for placing the bottom shell at a first specific position, and a second fixing piece is arranged on the bottom die; the lower ends of the guide posts are connected to the bottom die; an upper mold for placing the cover plate at a second specific position; the upper die is provided with a guide post hole which is used for penetrating through and moving up and down along the guide post, and the cover plate is assembled on the bottom shell; the upper die is provided with a matching piece matched with the second fixing piece and used for fixing the upper die in a second state; the fixing block is connected to the upper ends of the guide pillars and is used for fixing the guide pillars; the fixing block is provided with a first fixing piece matched with the matching piece and used for fixing the upper die in a first state.

In an embodiment, the bottom mold is provided with a limiting portion for limiting the bottom shell at the first specific position; and the upper die is provided with a limiting fixing part for limiting and fixing the cover plate at the second specific position so that the cover plate corresponds to the bottom shell.

In one embodiment, the limit fixing portion is a hidden button.

In one embodiment, the hidden button is located on a surface of the upper mold facing the bottom mold.

In an embodiment, the first fixing element is a first buckle, the second fixing element is a second buckle, and the mating element is a clamping groove clamped and matched with the first buckle and the second buckle.

In one embodiment, there are four of the guide posts.

In one embodiment, the guide posts are distributed on the left side, the right side and the rear side of the bottom die.

In one embodiment, the fixing blocks are U-shaped.

In one embodiment, the guide post is cylindrical.

In one embodiment, the middle part of the upper die is provided with a cover plate placing opening matched with the cover plate.

Compared with the prior art, the utility model discloses at least, following advantage has:

firstly, the bottom shell is positioned through the bottom die, the cover plate is positioned through the upper die, and the upper die can move downwards along the guide pillar so as to accurately position and assemble the cover plate on the bottom shell, so that the accuracy and the sealing property of assembling the cover plate on the bottom shell are improved. Then, make through first mounting cooperation fitting piece and go up the mould and be in first state, make through second mounting cooperation fitting piece and go up the mould and be in the second state for when settling the apron on last mould or when assembling the apron in the drain pan, the rocking can not appear, has further promoted the accuracy and the leakproofness of assembly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a cover plate positioning device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the cover and the bottom housing assembled by the cover positioning device shown in FIG. 1.

Description of reference numerals: 1. bottom die; 11. a limiting part; 2. an upper die; 21. a limiting fixing part; 22. a card slot; 3. a guide post; 4. a fixed block; 41. a first buckle; 5. a bottom case; 6. a cover plate; 61. screw holes; 7. and (7) sealing the glue.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The principles and structure of the present invention will be described in detail below with reference to the accompanying drawings and examples.

Referring to fig. 1-2, the present invention provides a cover plate positioning device for accurately assembling a cover plate 6 of a component module on the component module. The sealing assembly is particularly used for sealing assembly of a machine shell in an electric automobile part, namely sealing assembly between a cover plate 6 of the machine shell and a bottom shell 5 of the machine shell, and a circle of sealing glue 7 is arranged at the contact position of the bottom shell 5 and the cover plate 6. The utility model discloses be used for improving apron 6 and drain pan 5 and sealed location accuracy of gluing 7 and improve the leakproofness after the assembly is accomplished, reduce the risk of leaking gas, improve production quality and efficiency. The cover plate positioning device of the present invention will be described below with reference to the sealing assembly between the cover plate 6 and the bottom case 5 as an embodiment.

The cover plate assembling and positioning device comprises a bottom die 1, an upper die 2, a guide pillar 3 and a fixing block 4. The bottom mold 1 is used to place the bottom shell 5 to be assembled in a first specific position. The lower ends of the guide posts 3 are fixedly connected to the bottom die 1, and the guide posts 3 are perpendicular to the bottom die 1. The fixing block 4 is connected to the upper ends of the guide posts 3 and used for fixing the guide posts 3. The upper die 2 is used for placing the cover plate 6 to be assembled at a second specific position, which corresponds to the first specific position. The upper die 2 is provided with guide posts 3 holes for passing through the guide posts 3 and enabling the upper die 2 to move up and down along the guide posts 3 to accurately fit the cover plate 6 on the bottom case 5. The parts of the cover plate positioning device will be described in detail below.

The bottom die 1 is provided with a limiting part 11 for limiting and placing the bottom shell 5 to be assembled at a first specific position. The stopper 11 is provided on the bottom mold 1 in accordance with the shape of the bottom case 5. In one embodiment, the limiting portions 11 are at least four bumps protruding upward from the bottom mold 1. The bottom die 1 is a rectangular plate, and the bumps are distributed on the left side, the right side, the front side and the rear side of the rectangular plate. Specifically, the left side of the rectangular plate is at least provided with a lug, the right side of the rectangular plate is at least provided with a lug, the front side of the rectangular plate is at least provided with a lug, and the rear side of the rectangular plate is at least provided with a lug. When the bottom case 5 is placed on the bottom die 1, the bumps are located around the bottom case 5, and the bottom case 5 is clamped and limited at the first specific position. A second fixing member is disposed in the middle of the rear side of the bottom mold 1, and in an embodiment, the second fixing member is a second buckle (not shown).

Four guide posts 3 are provided and are cylindrical. The four guide posts 3 are identical in shape and size. Four guide posts 3 are vertically fixed on the bottom die 1. Four guide posts 3 are distributed on the left side, the right side and the rear side of the bottom die 1. One guide post 3 is located on the left side of the bottom die 1, one guide post 3 is located on the right side of the bottom die 1, one guide post 3 is located on the left rear side of the bottom die 1, and one guide post 3 is located on the right rear side of the bottom die 1. Four guide posts 3 are arranged on the periphery of the convex block. The front side of the bottom mold 1 has no guide posts 3 and is a blank space so as to facilitate the bottom mold 5 to be placed into the plurality of limiting portions 11 of the bottom mold 1 or to be taken out from the bottom mold 1.

The fixed block 4 is the U type, connects in four guide pillar 3's upper end for further stabilize four guide pillars 3, make guide pillar 3 disappearance rock, promote the accurate nature of location. A first fixing member is disposed in the middle of the fixing block 4, and in an embodiment, the first fixing member is a first buckle 41. The first buckle 41 is a rectangular block, one end of which is connected to the fixing block 4, and the other end of which protrudes outward to form a hook.

The upper die 2 is positioned between the bottom die 1 and the fixing block 4. The upper die 2 is provided with a guide post 3 hole for penetrating the guide post 3 and enabling the upper die 2 to move up and down along the guide post 3. The middle part of the upper die 2 is provided with a cover plate arranging opening (not shown in the figure), the shape and the size of the cover plate arranging opening are matched with the cover plate 6, and the cover plate arranging opening is used for arranging the cover plate 6. The edge of the cover plate placing opening on the upper die 2 is provided with a limiting fixing part 21, and the limiting fixing part 21 corresponds to the limiting part 11, so that the cover plate 6 to be assembled corresponds to the bottom shell 5 to be assembled. In one embodiment, the position-limiting fixing portion 21 is a hidden button, the hidden button is located on one surface of the upper die 2 facing the bottom die 1, and the hidden button is used for limiting and fixing the cover plate 6 to be assembled at a second specific position. The second specific position corresponds to the first specific position so that the cover plate 6 is accurately positioned and fitted on the bottom case 5 after the upper mold 2 is moved down along the guide posts 3. The middle position of the rear side of the upper die 2 is provided with a matching piece, and the matching piece is matched with the first fixing piece and the second fixing piece. In one embodiment, the mating members are slots 22 that snap fit to the first and

second snaps

41, 22. Wherein: when the engaging groove 22 engages with the first engaging portion 41, the upper fixing mold 2 is in the first state. When the clamping groove 22 is clamped with the second buckle, the upper fixed die 2 is in a second state. Going up mould 2 and passing through draw-in groove 22 joint in the second buckle for the second state is more stable, avoids shaking appearing assembling apron 6 in the in-process on drain pan 5 and sealed glue 7, further promotes the accuracy of being located drain pan 5 and sealed glue 7 with apron 6, promotes the assembly quality, avoids assembly back gas leakage risk. In addition, the time for manual position correction is reduced, and the production efficiency is improved.

The utility model discloses a apron positioning device assembles 6 processes as follows of apron in drain pan 5: first, the size of the bottom mold 1 and the position of the stopper 11 are arranged according to the size of the bottom case 5. The shape and size of the upper mold 2 and the position of the stopper fixing portion 21 are arranged according to the shape and size of the cover plate 6. Then, the upper die 2 is moved to the first buckle 41 along the guide post 3, so that the clamping groove 22 is clamped to the first buckle 41, and the upper die 2 is fixed in the first state. Then, bottom case 5 is placed in stopper 11 of bottom mold 1, and cover plate 6 is placed and fixed in stopper fixing portion 21 of upper mold 2. Then, the first catch 41 is pushed, so that the card slot 22 is separated from the first catch 41. The upper die 2 is moved downwards to the second buckle along the guide pillar 3, so that the clamping groove 22 is clamped on the second buckle, the upper die 2 is fixed in the second state, and the cover plate 6 is aligned to and pressed on the bottom shell 5. Then, the screw holes 61 are locked by screws, and the cover plate 6 is hermetically fitted on the bottom case 5 and the sealant 7. The mode is preferably that the cover plate 6 is locked by a self-tapping screw of a screwdriver, and screws on diagonal lines are firstly locked. Then, the second catch is pressed, so that the card slot 22 is separated from the second catch. The upper die 2 is moved upwards to the first buckle 41 along the guide post 3, so that the clamping groove 22 is clamped on the first buckle 41, and the upper die 2 is fixed in the first state. And finally, taking the bottom shell 5 with the assembled cover plate 6 out of the bottom die 1, and entering the next working procedure. The above processes are circulated in this way, and the next positioning and sealing assembly of the bottom shell 5 and the cover plate 6 is carried out.

at first, through 1 location drain pan 5 of die block, go up 2 location apron 6, go up mould 2 and can follow guide pillar 3 downstream to assemble 6 accurate location in drain pan 5 and sealed 7 of gluing, compare the gas leakage problem that the inaccurate leads to in the location of pure garrulous manual assembly in-process, the utility model provides high assemble accuracy and the leakproofness on drain pan 5 and sealed glue 7 with apron 6. Then, make through first mounting cooperation fitting piece and go up mould 2 and be in first state, make through second mounting cooperation fitting piece and go up mould 2 and be in the second state for when settling apron 6 on last mould 2 or with apron 6 assembly on drain pan 5 and sealed glue 7, can not appear rocking, further promoted the accuracy and the leakproofness of assembly.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a apron positioning device, characterized by includes:

the bottom die is used for placing the bottom shell at a first position, and a second fixing piece is arranged on the bottom die;

the lower ends of the guide posts are connected to the bottom die;

an upper mold for placing the cover plate at a second position; the upper die is provided with a guide post hole which is used for penetrating through and moving up and down along the guide post, and the cover plate is assembled on the bottom shell; the upper die is provided with a matching piece matched with the second fixing piece and used for fixing the upper die in a second state;

the fixing block is connected to the upper ends of the guide pillars and is used for fixing the guide pillars; the fixing block is provided with a first fixing piece matched with the matching piece and used for fixing the upper die in a first state.

2. The cover plate positioning device according to claim 1, wherein a limiting portion is provided on the bottom mold for limiting the bottom case to the first position; and the upper die is provided with a limiting fixing part for limiting and fixing the cover plate at the second position so that the cover plate corresponds to the bottom shell.

3. The cover plate positioning device as claimed in claim 2, wherein the position-limiting fixing part is a hidden button.

4. The cover positioning apparatus of claim 3, wherein the fastener is located on a side of the upper mold facing the bottom mold.

5. The cover plate positioning device as claimed in claim 1, wherein the first fixing member is a first buckle, the second fixing member is a second buckle, and the engaging member is a slot for engaging with the first buckle and the second buckle.

6. The cover positioning apparatus of claim 1, wherein there are four of said guide posts.

7. The cover plate positioning device as claimed in claim 6, wherein the guide posts are distributed on the left side, the right side and the rear side of the bottom mold.

8. The cap-assembling locator of claim 7, wherein the fixing blocks are u-shaped.

9. The cover positioning apparatus of claim 6, wherein the guide post is cylindrical.

10. The cover plate positioning device for assembling of claim 1, wherein the upper mold has a cover plate receiving opening at a middle portion thereof for receiving the cover plate.