CN214978806U - Welding fixture device for automobile A column reinforcement - Google Patents
Welding fixture device for automobile A column reinforcement Download PDFInfo
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- CN214978806U CN214978806U CN202120309259.XU CN202120309259U CN214978806U CN 214978806 U CN214978806 U CN 214978806U CN 202120309259 U CN202120309259 U CN 202120309259U CN 214978806 U CN214978806 U CN 214978806U
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- pillar reinforcement
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Abstract
The utility model discloses an automobile A-pillar reinforcement welding fixture device, which comprises a fixture body, wherein the fixture body comprises a support plate at the lower end, a plurality of vertical support structures are arranged on the support plate, the upper end of each support structure is a support end and is abutted against the outer side surface of the A-pillar reinforcement, a positioning structure is also arranged on the support plate, the positioning structure is provided with a positioning end and is correspondingly inserted into a positioning hole of the A-pillar reinforcement, and a clamping structure is also arranged, the clamping structure is provided with a clamping end and is abutted against the upper side surface of the A-pillar reinforcement; the device is also provided with a vertical supporting member, the supporting member comprises an installation block at the upper end, a pin hole is arranged on the installation block, which is opposite to an installation hole on the outer plate of the A-pillar reinforcement, a vertical detection pin is arranged in the pin hole, the diameter of the detection pin is matched with that of the installation hole, and the diameter of the detection pin is larger than the inner diameter of the projection welding nut; the utility model has the advantages of simple structure, reasonable in design can be more convenient when inner panel and planking welding, carries out the detection to the projection nut automatically.
Description
Technical Field
The utility model belongs to the technical field of the car, concretely relates to car A post reinforcement welding jig device.
Background
The automobile side wall structure comprises an automobile side wall outer plate, corresponding reinforcing parts are welded on the inner side of the automobile side wall outer plate correspondingly, and the welding A column reinforcing parts corresponding to the A column positions of the automobile side wall outer plate are used for improving the strength. The a-pillar reinforcement is typically welded from an outer panel and an inner panel. When manufacturing, can be provided with the mounting hole on the planking, just can be provided with projection welding nut in the planking inboard just corresponding the mounting hole, set up the inner panel welding inboard in the planking again at last. In the existing processing and manufacturing of the A-column reinforcing piece, a projection welding nut is easy to be led out and is subjected to missing welding. In subsequent work, the inner plate is arranged on the inner side of the outer plate and shields the projection welding nut, so that subsequent inspection is inconvenient. Once the outgoing line is welded with the projection welding nut in a leakage mode, the whole A column reinforcing piece is welded on the outer plate of the side wall, and the whole body in white can cause a great quality accident of line stop on the assembly line.
Therefore, how to provide a simple structure, reasonable in design can be more convenient when inner panel and planking weld, the car A post reinforcement welding jig device that detects is carried out to the projection nut automatically, becomes the technical problem that technical personnel in this field remain to solve.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a simple structure, reasonable in design can be more convenient when inner panel and planking welding, carries out the car A post reinforcement welding jig device that detects to projection nut automatically.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a welding fixture device for an automobile A-pillar reinforcement comprises a fixture body, wherein the fixture body comprises a supporting plate at the lower end, a plurality of vertical supporting structures are arranged on the supporting plate, supporting ends are arranged at the upper ends of the supporting structures and abut against the outer side surface of the A-pillar reinforcement, positioning structures are further arranged on the supporting plate, the positioning structures are provided with positioning ends and correspondingly inserted into positioning holes of the A-pillar reinforcement, clamping structures are further arranged, and the clamping structures are provided with clamping ends and abut against the upper side surface of the A-pillar reinforcement; it is characterized in that; the device is also provided with a vertical supporting member, the supporting member comprises an installation block at the upper end, a pin hole is arranged on the installation block, which is opposite to an installation hole on the outer plate of the A-pillar reinforcement, a vertical detection pin is arranged in the pin hole, the diameter of the detection pin is matched with that of the installation hole, and the diameter of the detection pin is larger than the inner diameter of the projection welding nut; a proximity switch is arranged on the mounting block at the lower end of the detection pin at intervals, and a vertical spring mechanism is arranged between the detection pin and the mounting block; when the detection pin is clamped, the detection pin can upwards extend into the mounting hole and abut against the end face of the projection welding nut, and the detection pin overcomes the resistance of the spring mechanism to move downwards, so that the lower end of the detection pin is correspondingly positioned on the outer side of the detection end of the proximity switch.
Therefore, when the welding clamp device for the automobile A-column reinforcement works, the outer plate and the inner plate of the A-column reinforcement are correspondingly arranged on the clamp body, and the positioning structure and the clamping structure are used for completing positioning and clamping respectively. The detection pin can finish detecting whether the projection welding nut is arranged on the inner side of the outer plate mounting hole. Whether the position of the mounting hole on the inner side of the outer plate has the projection welding nut is detected specifically, the clamp body supporting plate is provided with a detection pin corresponding to the mounting hole on the outer plate, the diameter of the detection pin is matched with the mounting hole and is arranged, the detection pin can upwards penetrate through the mounting hole, the diameter of the mounting hole is larger than the inner diameter of the projection welding nut, the diameter of the upper end of the detection pin is larger than the inner diameter of the projection welding nut, after the detection pin penetrates through the mounting hole, the end face edge of the detection pin abuts against the end face edge position of the projection welding nut, the detection pin can be enabled to overcome the resistance of the spring mechanism and move downwards, the detection pin lower end is correspondingly positioned outside the detection end of the proximity switch, the projection welding nut is judged to be present, and otherwise, the projection welding nut is judged not to be present. The device is simple in structure and reasonable in design, can be used for detecting the projection welding nut automatically when the inner plate and the outer plate are welded, and is high in detection reliability.
As optimization, the mounting block includes the connecting block that rectangular shape structure and vertical setting, and connecting block one side surface upper end outwards protrusion forms the installation lug, is provided with on the installation lug the bolt hole.
Like this, the structural design of installation piece is more reasonable, and the processing of more making things convenient for obtains the bolt hole.
As optimization, the detection pin comprises an upper detection pin section, a middle detection pin section and a lower detection pin section, and the diameter of the middle detection pin section is larger than that of the upper detection pin section and that of the lower detection pin section, so that the whole detection pin is of a stepped shaft structure with two small end diameters and a large middle diameter; and the middle section of the detection pin is matched with the inner diameter of the bolt hole.
Like this, the structural design who detects the round pin is more reasonable for it is more reasonable to detect the cooperation between round pin and the bolt hole, can not influence the precision of upper end.
For optimization, a guide lug is formed by protruding the mounting lug on the connecting block downwards to form a guide lug, a guide hole is formed in the guide lug and is used for the vertical insertion of the lower section of the detection pin, and the diameter of the guide hole is matched with that of the lower section of the detection pin; the spring mechanism comprises a vertically arranged spiral spring, the spiral spring is sleeved on the lower section of the detection pin, the upper end of the spiral spring is supported on a step surface formed by the middle section of the detection pin and the lower section of the detection pin in an abutting mode, and the lower end of the spiral spring is supported on the upper surface of the guide projection in an abutting mode.
Like this, installation piece overall structure designs more rationally, can conveniently settle spring structure more to after the coil spring installation in the spring structure, can conveniently provide vertical power more.
As optimization, a horizontal inserting mounting hole is formed in the lower end of the connecting block, the proximity switch is inserted into the inserting mounting hole, and the detection end face of the proximity switch is arranged towards the detection pin.
Therefore, the proximity switch is more convenient to install and replace.
Preferably, the supporting component comprises a supporting seat with the lower end arranged on the supporting plate, a vertical plate is connected above the supporting seat, and the mounting block is fixedly connected to one side of the vertical plate.
Thus, the structure of the supporting member is simpler, and the supporting member is more convenient to install and set.
Drawings
Fig. 1 is the utility model relates to a structural sketch among car A post reinforcement welding jig device embodiment.
Fig. 2 is a schematic structural view of fig. 1 after rotating an angle.
Fig. 3 is a partially enlarged view of a position a in fig. 1.
Fig. 4 is a schematic structural view of the detection pin portion in fig. 1.
Fig. 5 is a schematic structural view of the a-pillar reinforcement of fig. 1.
Fig. 6 is a schematic structural view of fig. 5 with the inner plate omitted.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
referring to fig. 1 to 6: a welding fixture device for an automobile A-pillar reinforcement comprises a fixture body 1, wherein the fixture body comprises a supporting plate 2 at the lower end, a plurality of vertical supporting structures are arranged on the supporting plate, supporting ends are arranged at the upper ends of the supporting structures and abut against the outer side surface of the A-pillar reinforcement 3, positioning structures are further arranged on the supporting plate, each positioning structure is provided with a positioning end and is correspondingly inserted into a positioning hole of the A-pillar reinforcement, a clamping structure is further arranged, and each clamping structure is provided with a clamping end and abuts against and supports the upper side surface of the A-pillar reinforcement; the device is also provided with a vertical supporting component, the supporting component comprises an installation block 4 at the upper end, a pin hole is arranged on the installation block and is opposite to an installation hole on the A-pillar reinforcement outer plate 5, a vertical detection pin 6 is arranged in the pin hole, the diameter of the detection pin is matched with that of the installation hole, and the diameter of the detection pin is larger than the inner diameter of a projection welding nut 7; a proximity switch 8 is arranged on the mounting block at the lower end of the detection pin at intervals, and a vertical spring mechanism is arranged between the detection pin and the mounting block; when the detection pin is clamped, the detection pin can upwards extend into the mounting hole and abut against the end face of the projection welding nut, and the detection pin overcomes the resistance of the spring mechanism to move downwards, so that the lower end of the detection pin is correspondingly positioned on the outer side of the detection end of the proximity switch.
Therefore, when the welding clamp device for the automobile A-column reinforcement works, the outer plate and the inner plate of the A-column reinforcement are correspondingly arranged on the clamp body, and the positioning structure and the clamping structure are used for completing positioning and clamping respectively. The detection pin can finish detecting whether the projection welding nut is arranged on the inner side of the outer plate mounting hole. Whether the position of the mounting hole on the inner side of the outer plate has the projection welding nut is detected specifically, the clamp body supporting plate is provided with a detection pin corresponding to the mounting hole on the outer plate, the diameter of the detection pin is matched with the mounting hole and is arranged, the detection pin can upwards penetrate through the mounting hole, the diameter of the mounting hole is larger than the inner diameter of the projection welding nut, the diameter of the upper end of the detection pin is larger than the inner diameter of the projection welding nut, after the detection pin penetrates through the mounting hole, the end face edge of the detection pin abuts against the end face edge position of the projection welding nut, the detection pin can be enabled to overcome the resistance of the spring mechanism and move downwards, the detection pin lower end is correspondingly positioned outside the detection end of the proximity switch, the projection welding nut is judged to be present, and otherwise, the projection welding nut is judged not to be present. The device is simple in structure and reasonable in design, can be used for detecting the projection welding nut automatically when the inner plate and the outer plate are welded, and is high in detection reliability.
In this embodiment, the mounting block includes a connecting block 9 which is in a strip-shaped structure and is vertically arranged, the upper end of the surface of one side of the connecting block protrudes outwards to form a mounting lug 10, and the mounting lug is provided with the bolt hole.
Like this, the structural design of installation piece is more reasonable, and the processing of more making things convenient for obtains the bolt hole.
In the specific embodiment, the detection pin comprises a detection pin upper section 11, a detection pin middle section 12 and a detection pin lower section 13, and the diameter of the detection pin middle section is larger than the diameters of the detection pin upper section and the detection pin lower section, so that the detection pin is integrally in a stepped shaft structure with two small end diameters and a large middle diameter; and the middle section of the detection pin is matched with the inner diameter of the bolt hole.
Like this, the structural design who detects the round pin is more reasonable for it is more reasonable to detect the cooperation between round pin and the bolt hole, can not influence the precision of upper end.
In the specific embodiment, a guide lug 14 is formed by protruding the mounting lug on the connecting block downwards, a guide hole is formed in the guide lug and used for the vertical insertion of the lower section of the detection pin, and the diameter of the guide hole is matched with that of the lower section of the detection pin; the spring mechanism comprises a vertically arranged spiral spring 15, the spiral spring is sleeved on the lower section of the detection pin, the upper end of the spiral spring is supported on a step surface formed by the middle section of the detection pin and the lower section of the detection pin in an abutting mode, and the lower end of the spiral spring is supported on the upper surface of the guide convex block in an abutting mode.
Like this, installation piece overall structure designs more rationally, can conveniently settle spring structure more to after the coil spring installation in the spring structure, can conveniently provide vertical power more.
In this specific embodiment, be equipped with the horizontally grafting mounting hole at connecting block 9 lower extreme, proximity switch 8 grafting setting is in the grafting mounting hole, and proximity switch's detection end sets up towards detecting the round pin.
Therefore, the proximity switch is more convenient to install and replace.
In the present embodiment, the supporting member includes a supporting seat 16 having a lower end mounted on the supporting plate, a vertical plate 17 connected to the upper side of the supporting seat, and the mounting block connected and fixed to one side of the vertical plate.
Thus, the structure of the supporting member is simpler, and the supporting member is more convenient to install and set.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. A welding fixture device for an automobile A-pillar reinforcement comprises a fixture body, wherein the fixture body comprises a supporting plate at the lower end, a plurality of vertical supporting structures are arranged on the supporting plate, supporting ends are arranged at the upper ends of the supporting structures and abut against the outer side surface of the A-pillar reinforcement, positioning structures are further arranged on the supporting plate, the positioning structures are provided with positioning ends and correspondingly inserted into positioning holes of the A-pillar reinforcement, clamping structures are further arranged, and the clamping structures are provided with clamping ends and abut against the upper side surface of the A-pillar reinforcement; it is characterized in that; the device is also provided with a vertical supporting member, the supporting member comprises an installation block at the upper end, a pin hole is arranged on the installation block, which is opposite to an installation hole on the outer plate of the A-pillar reinforcement, a vertical detection pin is arranged in the pin hole, the diameter of the detection pin is matched with that of the installation hole, and the diameter of the detection pin is larger than the inner diameter of the projection welding nut; a proximity switch is arranged on the mounting block at the lower end of the detection pin at intervals, and a vertical spring mechanism is arranged between the detection pin and the mounting block; when the detection pin is clamped, the detection pin can upwards extend into the mounting hole and abut against the end face of the projection welding nut, and the detection pin overcomes the resistance of the spring mechanism to move downwards, so that the lower end of the detection pin is correspondingly positioned on the outer side of the detection end of the proximity switch.
2. The welding jig device for a pillar reinforcement of an automobile as set forth in claim 1, wherein: the installation piece includes the connecting block of rectangular shape structure and vertical setting, and connecting block one side surface upper end outwards protrusion forms the installation lug, is provided with on the installation lug the bolt hole.
3. The welding jig device for a pillar reinforcement of an automobile as set forth in claim 2, wherein: the detection pin comprises an upper detection pin section, a middle detection pin section and a lower detection pin section, and the diameter of the middle detection pin section is larger than that of the upper detection pin section and that of the lower detection pin section, so that the whole detection pin is of a stepped shaft structure with two small end diameters and a large middle diameter; and the middle section of the detection pin is matched with the inner diameter of the bolt hole.
4. The welding jig device for a pillar reinforcement of an automobile as set forth in claim 3, wherein: a guide lug is formed by protruding the mounting lug on the connecting block downwards, a guide hole is formed in the guide lug and is used for the vertical insertion of the lower section of the detection pin, and the diameter of the guide hole is matched with that of the lower section of the detection pin; the spring mechanism comprises a vertically arranged spiral spring, the spiral spring is sleeved on the lower section of the detection pin, the upper end of the spiral spring is supported on a step surface formed by the middle section of the detection pin and the lower section of the detection pin in an abutting mode, and the lower end of the spiral spring is supported on the upper surface of the guide projection in an abutting mode.
5. The welding jig device for a pillar reinforcement of an automobile as set forth in claim 2, wherein: the lower end of the connecting block is provided with a horizontal inserting mounting hole, the proximity switch is inserted and arranged in the inserting mounting hole, and the detection end face of the proximity switch is arranged towards the detection pin.
6. The welding jig device for a pillar reinforcement of an automobile as set forth in claim 1, wherein: the supporting component comprises a supporting seat arranged on the supporting plate at the lower end, a vertical plate is connected above the supporting seat, and the mounting block is fixedly connected to one side of the vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120309259.XU CN214978806U (en) | 2021-02-03 | 2021-02-03 | Welding fixture device for automobile A column reinforcement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120309259.XU CN214978806U (en) | 2021-02-03 | 2021-02-03 | Welding fixture device for automobile A column reinforcement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214978806U true CN214978806U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120309259.XU Active CN214978806U (en) | 2021-02-03 | 2021-02-03 | Welding fixture device for automobile A column reinforcement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214978806U (en) |
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2021
- 2021-02-03 CN CN202120309259.XU patent/CN214978806U/en active Active
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