CN216063858U - A door isolation fixture for car application - Google Patents

Abstract

The utility model relates to the field of fixture tools, in particular to a vehicle door isolating fixture for automobile coating, which comprises a support plate, and a fixing device, a jacking part and a spreading mechanism which are all arranged on the support plate; one end of the jacking part extends out of the supporting part and is used for contacting with the vehicle door; the opening mechanism comprises opening and closing arms which are arranged oppositely and a driving part for driving the opening and closing arms to open or tighten; the opening and closing arm is used for being installed in the technical hole of the vehicle door and is abutted against the inner wall of the vehicle door. Make door and automobile body keep certain distance through the portion of opening one's back, make the door unable normal direction keep away from the direction swing of door through strutting the mechanism for the door keeps unchangeable for the automobile body, need not to use magnetic part, keeps apart anchor clamps and can use for a long time and can not take place the problem that magnetic part influences the application quality.

Description

A door isolation fixture for car application

Technical Field

The utility model relates to the field of clamp tools, in particular to a vehicle door isolating clamp for automobile coating.

Background

The automation degree of the vehicle body coating operation is increasingly improved, and most coating production lines adopt a robot automatic spraying technology. In the coating process of the vehicle body, the door lock device is not installed on the vehicle door temporarily, and the vehicle door cannot be fixed. Because the car body is in the process of operation of the coating production line (straight line scram, moving, transshipment and the like), the car door can be opened and closed due to inertia, so that the car body is damaged by the car door, and the appearance quality is influenced.

The patent document with the publication number of "CN 206677820U" and the publication number of 2017, 11 and 28 discloses a vehicle door clamp, which comprises a supporting plate, a fixing device and a magnet, wherein the fixing device and the magnet are respectively arranged at two ends of the supporting plate, and the fixing device, the supporting plate and the magnet are sequentially arranged from inside to outside along the width direction of a vehicle body; fixing device fixes on the car body side encloses, magnet is kept away from the terminal surface of backup pad is equipped with the steel sheet, the steel sheet laminates with the inner panel of door. According to the vehicle door clamp provided by the utility model, the magnet and the fixing device are arranged in a matched manner, so that a certain distance is reserved between the vehicle door and the side wall of the vehicle body, the collision between the vehicle door and the side wall of the vehicle body is avoided, and the appearance quality of the whole vehicle is ensured.

In the scheme, the following problems exist, the high-temperature baking process is carried out more than or equal to 3 times in the car body coating process, after the magnet is baked at high temperature for multiple times, the magnet is easy to demagnetize, the magnetic attraction force is reduced, the car door cannot be tightly attracted, the magnet needs to be frequently replaced, the cost is high, and the management difficulty of the clamp is increased; the magnet is easy to adsorb metal powder such as iron powder of a vehicle body, and the door needs to be opened and closed for multiple times in the spraying flowing process, so that the iron powder, paint slag and the like easily fall on a paint film which is not dried, the vehicle body is polluted, the appearance commodity is influenced, and the repair workload of the paint film of workers is increased; for the ability of preventing opening (magnetic attraction) of guaranteeing anchor clamps, the great of magnet design also leads to the contact surface of magnet and door inner panel great, and the unable effective spraying of contact surface has the corrosion risk.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vehicle door isolation clamp for coating an automobile, aiming at overcoming the problems caused by the use of magnets in the vehicle door clamp in the prior art, and the vehicle door isolation clamp can separate a vehicle door from a vehicle body by a certain distance and fix the vehicle door without using magnets.

In order to solve the technical problems, the utility model adopts the technical scheme that: a vehicle door isolation clamp for automobile coating comprises a support plate, a fixing device, a jacking part and an opening mechanism, wherein the fixing device, the jacking part and the opening mechanism are all arranged on the support plate; one end of the ejection part extends out of the supporting part and is used for contacting with a vehicle door; the opening mechanism comprises opening and closing arms and a driving part, wherein the opening and closing arms are arranged oppositely, and the driving part is used for driving the opening and closing arms to open or tighten; the opening and closing arm is used for being installed in the technical hole of the vehicle door and is abutted against the inner wall of the vehicle door.

In the technical scheme, the fixing device is clamped on the vehicle body, and the ejection part ejects the vehicle door to enable a certain distance to be formed between the vehicle door and the vehicle body. Make the arm that opens and shuts move in opposite directions and tighten up through operation drive division to make the arm that opens and shuts stretch into in the fabrication hole of door, then operation drive division makes the arm that opens and shuts reset, make the arm that opens and shuts and the inner wall butt that the door is close to automobile body one side, the door receives the restriction of the arm that opens and shuts, can't swing to the direction of keeping away from the automobile body. The door can not be closed through the top opening part, and the door can not be further opened through the opening and closing arm, so that a fixed space is formed between the door and the vehicle body.

Preferably, the driving part is a U-shaped connecting arm; two ends of the connecting arm are respectively connected with the two opening and closing arms; the connecting arm is made of metal; the connecting arm is fixed on the supporting plate through a positioning pin assembly. The connecting arm made of metal is of a U-shaped structure, the cross section of the connecting arm is circular, and the connecting arm is elastic and can be compressed inwards and expanded outwards. When compressing the linking arm, the arm that opens and shuts also moves to the central line direction of linking arm thereupon to reduce the distance between the linking arm, make the linking arm can stretch into the door technology downthehole, when loosening the linking arm, the linking arm drives the arm that opens and shuts and resets, makes the arm chucking that opens and shuts in the door. The connecting arm is fixed on the supporting plate through the positioning pin assembly, so that the connecting arm is prevented from moving relative to the supporting plate, and the stability of the fixed vehicle door is prevented from being influenced due to the fact that the position of the connecting arm is unstable.

Preferably, the connecting arm and the opening and closing arm are integrally formed, and the connecting arm and the opening and closing arm are connected more stably.

Preferably, the positioning pin assembly comprises a first pin shaft, a second pin shaft and a third pin shaft which are all positioned on the same straight line; the first pin shaft is positioned at one end of the connecting arm far away from the opening and closing arm, the second pin shaft is positioned at one end of the connecting arm close to the opening and closing arm, and the first pin shaft and the second pin shaft are both positioned in the connecting arm; the top end of the second pin shaft is provided with a limiting part for limiting the upward movement of the connection, and the diameter of the third pin shaft is smaller than the inner diameter of the connection arm; and the third pin shaft and the first pin shaft clamp the connecting arm. After the second pin shaft and the third pin shaft clamp the connecting arm, the connecting arm is prevented from doing linear motion on the supporting plate, and the vehicle door is prevented from swinging.

Preferably, the support plate is provided with a rotating shaft part; the driving part comprises two rotating arms and an elastic part, the two rotating arms are respectively a first rotating arm and a second rotating arm, one end of the first rotating arm and one end of the second rotating arm are both rotatably connected with the rotating shaft part, and the other ends of the first rotating arm and the second rotating arm are respectively connected with the opening and closing arm; one end of the elastic piece is connected with the arm body of the first rotating arm, and the other end of the elastic piece is connected with the arm body of the second rotating arm. When the first rotating arm and the second rotating arm are pushed to move in opposite directions, the first rotating arm and the second rotating arm compress the elastic part, the distance between the opening and closing arms is also shortened, the connecting arm can extend into the technical hole of the vehicle door, and when the first rotating arm and the second rotating arm are loosened, the elastic part pushes the two rotating arms to reset so as to drive the opening and closing arms to reset, and the opening and closing arms are clamped in the vehicle door.

Preferably, the opening and closing arm is arc-shaped. The arc center of the opening and closing arm is positioned in the area between the two opening and closing arms, so that the arc surface of the opening and closing arm is in contact with the vehicle door fabrication hole, and the opening and closing arm can be more easily installed in the vehicle door fabrication hole.

Preferably, the supporting plate is provided with a positioning part, and the positioning part is provided with a hook part used for being matched with the vehicle body fabrication hole. After the bent hook part is installed in the fabrication hole of the vehicle body, the support plate is fixed on the vehicle body through the fixing device, so that the opening and closing arm in the state can be aligned to the fabrication hole of the vehicle door, an operator does not need to adjust the position of the opening and closing arm, and the opening and closing arm is installed in the fabrication hole of the vehicle door more quickly.

Preferably, the tail end of the top opening part is coated with high-temperature-resistant glue. High temperature resistant glue can not warp under the high temperature baking process, and high temperature resistant glue can avoid simultaneously that the portion of opening and door direct collision have avoided the door impaired.

Preferably, the fixing device comprises a U-shaped clamping plate and a clamping rod, the U-shaped clamping plate is connected with the supporting plate, a through hole is formed in one side of the U-shaped clamping plate, a rotating seat is coaxially arranged with the through hole, and the clamping rod is in threaded connection with the rotating seat. U type splint block rotates the clamp rod on the automobile body, makes the clamp rod rotate and stretch into to U type splint for rotating the seat in for press from both sides the clamp rod and the automobile body butt, thereby with on the fixed automobile body of U type splint.

Preferably, one side of the clamping rod, which is far away from the U-shaped clamping plate, is provided with a handheld part. The clamping rod is rotated through the handheld part, so that the operation is more convenient.

Compared with the prior art, the beneficial effects are: make door and automobile body keep certain distance through the portion of opening one's back, make the door unable normal direction keep away from the direction swing of door through strutting the mechanism for the door keeps unchangeable for the automobile body, need not to use magnetic part, keeps apart anchor clamps and can use for a long time and can not take place the problem that magnetic part influences the application quality.

Drawings

FIG. 1 is a schematic structural diagram of a door release clip for automobile painting according to the present invention;

FIG. 2 is a schematic illustration of the construction of the dowel assembly and the connecting arm;

FIG. 3 is a schematic structural view showing an installation state of a door separation jig for automobile painting;

FIG. 4 is a schematic structural view of embodiment 2 of the driving section;

fig. 5 is a schematic view of the structure of the fixing device.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "long", "short", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is only for convenience of description and simplicity of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:

example 1

Fig. 1-2 show an embodiment of a vehicle door isolating clamp for automobile painting, which comprises a support plate 1, a fixing device 2, a jacking portion 3 and a spreading mechanism, wherein the fixing device 2, the jacking portion 3 and the spreading mechanism are all arranged on the support plate 1; one end of the ejection part 3 extends out of the supporting part and is used for contacting with the vehicle door; the expanding mechanism comprises opening and closing arms 4 and a driving part 5, wherein the opening and closing arms 4 are arranged oppositely, and the driving part is used for driving the opening and closing arms 4 to expand or contract; the opening and closing arm 4 is inserted into a fabrication hole of the door and abuts against an inner wall of the door.

Specifically, the driving portion 5 is a U-shaped connecting arm; two ends of the connecting arm are respectively connected with the two opening and closing arms 4; the connecting arm is made of metal; the connecting arm is fixed on the supporting plate 1 by a positioning pin assembly 6. The connecting arm made of metal is of a U-shaped structure, the cross section of the connecting arm is circular, and the connecting arm is elastic and can be compressed inwards and expanded outwards. When compressing the linking arm, the arm 4 that opens and shuts also moves to the central line direction of linking arm thereupon to reduce the distance between the linking arm, make the linking arm can stretch into the door technology downthehole, when loosening the linking arm, the linking arm drives arm 4 that opens and shuts and resets, makes 4 chucking of arm that opens and shuts in the door. Fix the connecting arm on backup pad 1 through locating pin subassembly 6, avoid the connecting arm to move for backup pad 1, lead to the position of connecting arm unstable and influence the stability of fixed door.

In this embodiment, the connecting arm is integrally formed with the opening and closing arm 4, and the connection between the connecting arm and the opening and closing arm 4 is more stable.

The positioning pin assembly 6 comprises a first pin 601, a second pin 602 and a third pin 603 which are all positioned on the same straight line; the first pin 601 is located at one end of the connecting arm far away from the opening and closing arm 4, the second pin 602 is located at one end of the connecting arm near the opening and closing arm 4, and the first pin 601 and the second pin 602 are both located in the connecting arm; the top end of the second pin shaft 602 is provided with a limit part 6021 for limiting the upward movement of the connection, and the diameter of the third pin shaft 603 is smaller than the inner diameter of the connection arm; the third pin 603 clamps the connecting arm with the first pin 601. After the second pin shaft 602 and the third pin shaft 603 clamp the connecting arm, the connecting arm is prevented from doing linear motion on the supporting plate 1, so that the vehicle door is prevented from swinging. The distance between the first pin 601 and the third pin 603 is 1-2mm larger than the diameter of the connecting arm, so that the connecting arm can slightly move transversely to adjust the position, and the connecting arm is conveniently arranged between the first pin 601 and the third pin 603.

Specifically, the opening and closing arm 4 is arc-shaped. The arc center of the opening and closing arm 4 is positioned in the area between the two opening and closing arms 4, so that the arc surface of the opening and closing arm 4 is contacted with the vehicle door fabrication hole, and the opening and closing arm 4 can be more easily arranged in the vehicle door fabrication hole.

In addition, the supporting plate 1 is provided with a positioning part 7, and the positioning part 7 is provided with a hook part 701 for matching with a vehicle body fabrication hole. After the hook part 701 is installed in the fabrication hole of the vehicle body, the support plate 1 is fixed on the vehicle body through the fixing device 2, so that the opening and closing arm 4 in the state can be aligned to the fabrication hole of the vehicle door, and an operator does not need to adjust the position of the opening and closing arm 4, so that the opening and closing arm 4 can be installed in the fabrication hole of the vehicle door more quickly.

In the present embodiment, the end of the top opening portion 3 is coated with high temperature resistant glue. High temperature resistant glue can not warp under the high temperature baking process, and high temperature resistant glue can avoid the direct collision of portion 3 and door of pushing up open simultaneously, has avoided the door impaired.

The working principle or working process of the embodiment is as follows: after the hook part 701 is installed in the fabrication hole of the vehicle body 8, the fixing device 2 is clamped on the vehicle body 8, and the ejection part 3 ejects the door 9 so that a certain distance is formed between the door 9 and the vehicle body 8. Make arm 4 that opens and shuts move in opposite directions and tighten up through the compression linking arm to make arm 4 that opens and shuts stretch into the fabrication hole of door 9, then loosen the linking arm and make arm 4 that opens and shuts reset, make arm 4 and door 9 that open and shut be close to the inner wall butt of automobile body 8 one side, door 9 receives the restriction of arm 4 that opens and shuts, can't swing to the direction of keeping away from automobile body 8. The door 9 cannot be closed by the top opening part 3, and the door 9 cannot be further opened by the opening and closing arm 4, so that a fixed distance is formed between the door 9 and the vehicle body 8.

The beneficial effects of this embodiment: make door and automobile body keep certain distance through opening portion 3, make the door unable normal direction swing of keeping away from the direction of door through strutting the mechanism for the door keeps unchangeable for the automobile body, need not to use magnetic part, keeps apart anchor clamps and can use for a long time and can not take place the problem that magnetic part influences the application quality.

Example 2

Example 2 of a vehicle door separating jig for automobile painting, which is different from example 1, is to provide another embodiment of a driving part 5, specifically, the driving part 5 includes two rotating arms, a first rotating arm 501 and a second rotating arm 502; a rotating shaft part 101 is arranged on the support plate 1; one end of the first rotating arm 501 and one end of the second rotating arm 502 are both rotatably connected with the rotating shaft part 101, and the other ends of the first rotating arm 501 and the second rotating arm 502 are respectively connected with the opening and closing arm 4; one end of the elastic member 503 is connected to the body of the first rotating arm 501, and the other end of the elastic member 503 is connected to the body of the second rotating arm 502. When the first rotating arm 501 and the second rotating arm 502 are pushed to move oppositely, the first rotating arm 501 and the second rotating arm 502 compress the elastic part 503, the distance between the opening and closing arms 4 is also shortened, so that the connecting arm can extend into a vehicle door process hole, and when the first rotating arm 501 and the second rotating arm 502 are loosened, the elastic part 503 pushes the two rotating arms to reset so as to drive the opening and closing arms 4 to reset, so that the opening and closing arms 4 are clamped in a vehicle door.

The remaining features and working principle of this embodiment are consistent with embodiment 1.

Example 3

Embodiment 3 of a door release clip for automobile painting is different from embodiment 1 or embodiment 2 in that a fixing device 2 is further defined.

The fixing device 2 comprises a U-shaped clamping plate 201 and a clamping rod 202 which are connected with the supporting plate 1, a through hole 203 is formed in one side of the U-shaped clamping plate 201, a rotating seat 204 is coaxially arranged with the through hole 203, and the clamping rod 202 is in threaded connection with the rotating seat 204. The U-shaped clamp plate 201 is engaged with the vehicle body, and the clamp lever 202 is rotated to rotate the clamp lever 202 relative to the rotating base 204 and extend into the U-shaped clamp plate 201, so that the clamp lever 202 abuts against the vehicle body, thereby fixing the U-shaped clamp plate 201 to the vehicle body.

Specifically, a hand-held portion 205 is provided on a side of the clamping rod 202 away from the clevis plate 201. The clamping rod 202 is rotated by the hand-held part 205, so that the operation is more convenient.

The remaining features and working principle of this embodiment are the same as those of embodiment 1 or 2.

In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A vehicle door isolation clamp for automobile coating comprises a support plate (1) and a fixing device (2) arranged on the support plate (1), and is characterized in that a jacking part (3) and a spreading mechanism are further arranged on the support plate (1); one end of the ejection part (3) extends out of the supporting part and is used for contacting with a vehicle door; the expanding mechanism comprises opening and closing arms (4) which are arranged oppositely and a driving part (5) which is used for driving the opening and closing arms (4) to expand or contract; the opening and closing arm (4) is used for being installed in a process hole of the vehicle door and is abutted against the inner wall of the vehicle door.

2. A vehicle door separating jig for vehicle painting according to claim 1, characterized in that the driving portion (5) is a connecting arm of a U shape; two ends of the connecting arm are respectively connected with the two opening and closing arms (4); the connecting arm is made of metal; the connecting arm is fixed on the supporting plate (1) through a positioning pin assembly (6).

3. A vehicle door separating jig for vehicle painting according to claim 2, characterized in that the connecting arm is integrally formed with the opening and closing arm (4).

4. The vehicle door isolating clamp for automobile painting according to claim 2, wherein the dowel assembly (6) comprises a first pin (601), a second pin (602) and a third pin (603) which are all in the same line; the first pin shaft (601) is located at one end, far away from the opening and closing arm (4), of the connecting arm, the second pin shaft is located at one end, close to the opening and closing arm (4), of the connecting arm, and the first pin shaft (601) and the second pin shaft (602) are located in the connecting arm; a limiting part (6021) used for limiting the upward movement of the connection is arranged at the top end of the second pin shaft (602), and the diameter of the third pin shaft (603) is smaller than the inner diameter of the connecting arm; the third pin shaft (603) and the first pin shaft (601) clamp the connecting arm.

5. A vehicle door isolating jig for automobile painting according to claim 1, characterized in that a rotating shaft portion (101) is provided on the support plate (1); the driving part (5) comprises two rotating arms and an elastic part (503), the two rotating arms are respectively a first rotating arm (501) and a second rotating arm (502), one end of the first rotating arm (501) and one end of the second rotating arm (502) are rotatably connected with the rotating shaft part (101), and the other ends of the first rotating arm (501) and the second rotating arm (502) are respectively connected with the opening and closing arm (4); one end of the elastic piece (503) is connected with the arm body of the first rotating arm (501), and the other end of the elastic piece (503) is connected with the arm body of the second rotating arm (502).

6. A vehicle door release clip for vehicle painting according to any one of claims 1 to 4, wherein the opening and closing arm (4) is arc-shaped.

7. The vehicle door isolating clamp for automobile painting according to any one of claims 1 to 4, characterized in that the support plate (1) is provided with a positioning part (7), and the positioning part (7) is provided with a hook part for matching with a vehicle body fabrication hole.

8. The vehicle door separating clamp for automobile painting according to claim 7, characterized in that the tip of the top opening part (3) is coated with high temperature resistant glue.

9. The vehicle door isolating clamp for automobile painting according to claim 7, characterized in that the fixing device (2) comprises a U-shaped clamp plate (201) and a clamping rod (202) which are connected with the support plate (1), a through hole (203) is formed in one side of the U-shaped clamp plate (201) and a rotating seat (204) is arranged coaxially with the through hole (203), and the clamping rod (202) is in threaded connection with the rotating seat (204).

10. The vehicle door isolating clamp for automobile painting according to claim 9, wherein a hand-held portion (205) is provided on a side of the clamping lever (202) away from the clevis plate (201).

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