CN218193409U - Floor welding centre gripping positioner behind automobile body - Google Patents
Floor welding centre gripping positioner behind automobile body Download PDFInfo
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- CN218193409U CN218193409U CN202222055496.5U CN202222055496U CN218193409U CN 218193409 U CN218193409 U CN 218193409U CN 202222055496 U CN202222055496 U CN 202222055496U CN 218193409 U CN218193409 U CN 218193409U
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Abstract
The utility model provides a welding, clamping and positioning device for rear floors of car bodies, which comprises a linear module and a welding clamp, wherein the welding clamp is fixed on the linear module and used for clamping the rear floors of different car bodies; the linear module is used for pushing the welding fixture to move along the length direction of the linear module; still include positioning mechanism and switching mechanism, positioning mechanism includes spacing boss, reference column and proximity sensor. Through the cooperation of the positioning mechanism and the switching mechanism that set up, according to the automobile body back floor of selecting, start the driving piece and order about the rotary disk rotatory, make corresponding spacing boss move to the reference column on the straight line, the motion of sharp module makes spacing boss and reference column contact, fixes a position welding jig with the proximity sensor cooperation, applicable floor location uses behind multiple automobile body, need not to adopt the variable stroke cylinder to realize among the positioning process, simultaneously effectual assurance repetition positioning's precision and efficiency.
Description
Technical Field
The utility model relates to a floor location technical field behind the automobile body especially relates to a floor welding centre gripping positioner behind automobile body.
Background
The automobile body stamping parts are shaped, positioned and tightened in certain equipment to form an automobile body mechanism, a combining and sub-assembly and an assembly, meanwhile, the process of forming the whole body by using a welding method is called a welding process, a clamp used in the welding process is called a welding clamp, and the automobile body welding clamp generally comprises a support, a pressing plate, a positioning plate, a limiting block, a clamp and the like.
Chinese patent publication No. CN214978789U discloses a welding jig for a vehicle body rear floor rolling window frame assembly, which uses the same jig as a main body, and realizes welding of the vehicle body rear floor rolling window frame through sliding quick change without wire change, directly adopts an electric signal to control sliding of a cylinder, and uses a positioning pin for positioning to realize production of another vehicle type, but the cylinder with variable stroke adopted in the welding jig is too expensive, and the variable stroke cylinder with too small difference of part plates cannot guarantee precision, and cannot effectively guarantee precision and efficiency of repeated positioning.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a floor welding centre gripping positioner behind automobile body can effectual assurance repetitive positioning's precision and efficiency.
The technical scheme of the utility model is realized like this: the utility model provides a welding, clamping and positioning device for a rear floor of a vehicle body, which comprises a linear module and a welding clamp, wherein,
the welding fixture is fixed on the linear module and used for clamping rear floors of different vehicle bodies;
the linear module is used for pushing the welding fixture to move along the length direction of the linear module;
also comprises a positioning mechanism and a switching mechanism, wherein,
the positioning mechanism comprises a limit boss, a positioning column and a proximity sensor, wherein,
the number of the limiting bosses is multiple, and the lengths of the limiting bosses are different;
the positioning column is relatively fixed with the welding fixture and selectively props against one limiting boss;
the proximity sensor is fixed on the welding fixture and used for detecting whether the limiting boss is in contact with the positioning column or not;
a switching mechanism comprising a drive member and a rotary disk, wherein,
the driving piece drives the rotating disc to rotate around the central shaft of the rotating disc, and the central shaft of the rotating disc is parallel to the length direction of the linear module;
the rotary plate is rotationally and symmetrically fixed on the rotary plate through a plurality of limiting boss rotary plate central shafts, and the limiting bosses sequentially move to the straight line where the positioning columns are located when the rotary plate rotates around the central shafts.
On the basis of the above technical solution, preferably, the linear module includes a slide rail, a slide block, a bracket, and a pushing member, wherein,
the sliding rail is arranged along the horizontal direction;
the sliding block is connected with the sliding rail in a sliding mode, and the welding clamp is fixed on the sliding block;
the bracket is fixed on the sliding rail, and the driving piece is fixed on the bracket;
the pushing piece is fixed on the side face of the support and provided with a telescopic end, and the telescopic end of the pushing piece is fixed relative to the welding fixture and used for pushing the welding fixture to linearly reciprocate.
Further preferably, the pushing member is a linear cylinder.
On the basis of the above technical solution, it is preferable that the driving member further includes a rotating shaft, wherein,
and the rotating shaft moves synchronously and circumferentially with the rotating disk.
Further preferably, the driving member is a double-headed rotary cylinder.
Preferably, the number of the limiting bosses is six, and the limiting bosses are in a circular truncated cone shape.
Still further preferably, the six limiting bosses with different lengths are arranged in an increasing manner in a counterclockwise sequence.
On the basis of the above technical solution, preferably, the welding jig includes a column, a clamping cylinder, and a clamp, wherein,
the upright post is fixedly arranged on the sliding block;
the clamp is fixed on the upright post;
and the clamping cylinder is arranged on the clamp and used for pushing the clamp to clamp the rear floors of different vehicle bodies.
On the basis of the above technical solution, preferably, the mobile terminal further comprises an identification mechanism, wherein,
the identification mechanism comprises a mounting rack, a plurality of proximity switches and a plurality of baffles, wherein,
the mounting frame is fixed on one side, away from the welding fixture, of the driving piece;
each baffle is arranged at the outer side of the rotating shaft;
each proximity switch is fixed on the mounting rack and used for sensing the baffle.
Further preferably, the number of the proximity switches and the baffles is three.
The utility model discloses a floor welding centre gripping positioner behind automobile body has following beneficial effect for prior art:
(1) Through the cooperation of the positioning mechanism and the switching mechanism that set up, according to the automobile body back floor of selecting, start the driving piece and order about the rotary disk rotatory, make corresponding spacing boss move to the reference column on the straight line, the motion of sharp module makes spacing boss and reference column contact, fixes a position welding jig with the proximity sensor cooperation, applicable floor location uses behind multiple automobile body, need not to adopt the variable stroke cylinder to realize among the positioning process, simultaneously effectual assurance repetition positioning's precision and efficiency.
(2) The recognition mechanism who sets up through a plurality of baffles and a plurality of proximity switch intercombination, can make up out the recognition state of a plurality of motorcycle types, and then can judge the state of multiple motorcycle type.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the welding, clamping and positioning device for the rear floor of the vehicle body of the present invention;
FIG. 2 is a perspective view of the connecting structure of the positioning mechanism and the switching mechanism of the welding, clamping and positioning device for the rear floor of the vehicle body of the present invention;
FIG. 3 is a front view of the welding, clamping and positioning device for the rear floor of the vehicle body;
FIG. 4 is a top view of the welding fixture of the welding, clamping and positioning device for the rear floor of the vehicle body;
fig. 5 is a perspective view of the recognition mechanism of the floor welding, clamping and positioning device behind the vehicle body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model discloses a floor welding centre gripping positioner behind automobile body, it includes sharp module 1, welding jig 2, positioning mechanism 3 and switching mechanism 4 and recognition mechanism 5.
The welding fixture 2 is used for clamping and positioning the edge of the rear floor of the automobile body before welding, the welding fixture 2 is fixed on the linear module 1 and moves along the length direction of the linear module 1, and the welding fixture 2 can be quickly positioned by the aid of the linear reciprocating motion of the welding fixture 2 on the linear module 1, the positioning mechanism 3 and the switching mechanism 4.
The switching mechanism 4 is used for switching the limiting bosses 31, the switching mechanism 4 comprises a driving part 41 and a rotating disc 42, the driving part 41 drives the rotating disc 42 to rotate around the central axis of the rotating disc 42, the central axis of the rotating disc 42 is parallel to the length direction of the linear module 1, the limiting bosses 31 are rotationally and symmetrically fixed on the rotating disc 42 around the central axis of the rotating disc 42, the limiting bosses 31 sequentially move to the straight line where the positioning columns 32 are located when the rotating disc 42 rotates around the central axis of the rotating disc 42, and the rotating disc 42 is driven to rotate by controlling the driving part 41 according to the selected rear floor of the automobile body, so that the limiting bosses 31 with different lengths are switched, and further, the rear floors of various different automobile bodies can be switched to be used.
As shown in fig. 1 and fig. 3, as a preferred embodiment, the linear module 1 is configured to push the welding fixture 2 to move along a length direction of the linear module 1, where the linear module 1 includes a sliding rail 11, a sliding block 12, a bracket 13, and a pushing member 14, the sliding rail 11 is disposed along a horizontal direction, the sliding block 12 is slidably connected to the sliding rail 11, the welding fixture 2 is fixed to the sliding block 12, the bracket 13 is fixed to the sliding rail 11, the driving member 41 is fixed to the bracket 13, the pushing member 14 is fixed to a side surface of the bracket 13 and has a telescopic end, the telescopic end of the pushing member 14 is fixed to the welding fixture 2, and is configured to push the welding fixture 2 to linearly move back and forth, the linear sliding rail 11 is perpendicular to the bracket 13, where the bracket 13 is configured to mount the pushing member 14 and the driving member 41, and the driving member 41 is located above the pushing member 14, and the pushing member 14 serves as a driving source to drive the welding fixture 2 to linearly move back and forth on the sliding rail 11, so that the positioning pillar 32 and the limiting boss 31 move close to or away from each other.
It should be noted that the pushing element 14 may be directly selected from a linear cylinder, a hydraulic cylinder, or an electric push rod, and only needs to drive the welding fixture 2 to linearly reciprocate on the slide rail 11.
In a preferred embodiment, the driving unit 41 is a double-head rotary cylinder, the driving unit 41 further includes a rotating shaft 411, the rotating shaft 411 and the rotating disc 42 synchronously move in a circumferential direction, the rotating disc 42 and the rotating shaft 411 can synchronously rotate by directly operating the double-head rotary cylinder, and the double-head rotary cylinder is used as the driving unit 41, so that the equipment cost can be reduced, and the control is facilitated.
As a preferred embodiment, the number of the limiting bosses 31 is six, the limiting bosses 31 are in a circular truncated cone shape, and the six limiting bosses 31 with different lengths are arranged in an anticlockwise increasing manner in sequence, wherein the limiting bosses 31 are designed in a circular truncated cone shape, so that the contact with the positioning columns 32 is tighter, and the positioning position of the welding fixture 2 is more accurate.
As shown in fig. 3 and 4, as a preferred embodiment, the welding fixture 2 includes an upright column 21, a clamp 22 and a clamping cylinder 23, the upright column 21 is fixedly mounted on the sliding block 12, the clamp 22 is fixed on the upright column 21, and the clamping cylinder 23 is disposed on the clamp 22 and is used for pushing the clamp 22 to clamp the rear floor of the vehicle body, wherein the clamping of the rear floor of the vehicle body is completed in a pneumatic manner, which is the prior art and is not described again.
As shown in fig. 5, as a preferred embodiment, the device further includes an identification mechanism 5 for identifying different states of switching between different limit bosses 31, the identification mechanism 5 includes an installation frame 51, a plurality of proximity switches 52 and a plurality of baffles 53, the installation frame 51 is fixed on a side of the driving member 41 away from the welding fixture 2, each baffle 53 is disposed on an outer side of the rotating shaft 411, each proximity switch 52 is fixed on the installation frame 51 for sensing the baffle 53, the driving member 41 drives the rotating disc 42 and the rotating shaft 411 to rotate synchronously according to a selected vehicle type, the rotating shaft 411 drives the plurality of baffles 53 to rotate, and the rotating shaft 411 drives the plurality of baffles 53 to rotate to cooperate with the plurality of proximity switches 52, so that the corresponding limit bosses 31 rotate to be in a linear position with the positioning posts 32.
Specifically, the number of the proximity switches 52 and the baffle plates 53 is three, and the baffle plates 53 are matched with the proximity switches 52 after rotating to different positions, so that a plurality of recognition states can be combined, and the states of the floors behind various vehicle bodies can be judged.
When the driving element 41 drives the rotating disc 42 to drive the baffle 53 to rotate, and when the first baffle 53 is located right below the first proximity switch 52, the first vehicle body rear floor judgment state is obtained; continuing to rotate, and when the first baffle plate 53 is positioned under the second proximity switch 52, judging the state of the rear floor of the second vehicle body; when the first shutter 53 is positioned right below the third proximity switch 52, the second shutter 53 is positioned right below the first proximity switch 52, and the rear floor of the third vehicle body is in a judgment state; when the second shutter 53 is positioned directly below the second proximity switch 52, the third shutter 53 is positioned directly below the first proximity switch 52, and the fourth vehicle body rear floor determination state is obtained, and when the second shutter 53 is positioned directly below the third proximity switch 52, the third shutter 53 is positioned directly below the second proximity switch 52, and the fifth vehicle body rear floor determination state is obtained; when the third shutter 53 is located directly below the third proximity switch 52, the sixth state of the rear floor of the vehicle body is determined, and the six states of the rear floor of the vehicle body can be determined in the process.
The utility model discloses a theory of operation: firstly, the linear module 1 is installed and fixed at a corresponding position, then the type of the rear floor of the vehicle body is selected, according to the selected rear floor of the vehicle body, the driving part 41 is ventilated to enable the rotating disc 42 and the rotating shaft 411 to synchronously rotate around the central axis of the rotating disc 42 and the rotating shaft 411, the rotating shaft 411 drives the plurality of baffles 53 to rotate and to be matched with the plurality of proximity switches 52, when a corresponding state is sensed, the rotating disc 42 and the rotating shaft 411 stop rotating, at the moment, the limiting boss 31 corresponding to the rear floor of the vehicle body is rotated to be in a horizontal linear position with the positioning column 32 by the rotating disc 42, then the pushing part 14 drives the welding fixture 2 to move on the sliding rail 11, so that the positioning column 32 moves towards one side of the limiting boss 31, wherein whether the positioning column is completely contacted or not can be detected by the proximity sensor 33, when the positioning column 32 is completely contacted with the corresponding limiting boss 31 in place, the positioning of the position of the welding fixture 2 is completed, and the clamp 22 is reduced in opening angle through the clamping cylinder 23 to clamp the rear floor of the vehicle body.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A welding, clamping and positioning device for a rear floor of a vehicle body comprises a linear module (1) and a welding clamp (2),
the welding fixture (2) is fixed on the linear module (1) and used for clamping rear floors of different vehicle bodies;
the linear module (1) is used for pushing the welding fixture (2) to move along the length direction of the linear module (1);
the method is characterized in that: also comprises a positioning mechanism (3) and a switching mechanism (4), wherein,
the positioning mechanism (3) comprises a limiting boss (31), a positioning column (32) and a proximity sensor (33), wherein,
the number of the limiting bosses (31) is multiple, and the lengths of the limiting bosses (31) are different;
the positioning column (32) is relatively fixed with the welding fixture (2) and selectively props against one limiting boss (31);
the proximity sensor (33) is fixed on the welding fixture (2) and used for detecting whether the limiting boss (31) is in contact with the positioning column (32);
a switching mechanism (4) comprising a drive member (41) and a rotary disc (42), wherein,
a driving part (41) for driving the rotating disc (42) to rotate around the central axis thereof, wherein the central axis of the rotating disc (42) is parallel to the length direction of the linear module (1);
the limiting bosses (31) are fixed on the rotating disc (42) in a rotating symmetry mode around the central axis of the rotating disc (42), and the limiting bosses (31) sequentially move to the straight line where the positioning columns (32) are located when the rotating disc (42) rotates around the central axis.
2. The vehicle body rear floor welding clamping and positioning device as claimed in claim 1, wherein: the linear module (1) comprises a slide rail (11), a slide block (12), a bracket (13) and a pushing piece (14), wherein,
a slide rail (11) arranged in the horizontal direction;
the sliding block (12) is connected with the sliding rail (11) in a sliding mode, and the welding clamp (2) is fixed on the sliding block (12);
the bracket (13) is fixed on the sliding rail (11), and the driving piece (41) is fixed on the bracket (13);
the pushing piece (14) is fixed on the side face of the support (13) and provided with a telescopic end, and the telescopic end of the pushing piece (14) is fixed relative to the welding clamp (2) and used for pushing the welding clamp (2) to linearly reciprocate.
3. The welding, clamping and positioning device for the rear floor of the vehicle body as set forth in claim 2, wherein: the pushing member (14) is a linear cylinder.
4. The welding, clamping and positioning device for the rear floor of the vehicle body as claimed in claim 1, wherein: the drive element (41) is further provided with a rotational axis (411), wherein,
the rotating shaft (411) moves in a circumferential direction in synchronization with the rotating disk (42).
5. The welding, clamping and positioning device for the rear floor of the vehicle body as set forth in claim 4, wherein: the driving piece (41) is a double-head rotating cylinder.
6. The welding, clamping and positioning device for the rear floor of the vehicle body as claimed in claim 1, wherein: the number of the limiting bosses (31) is six, and the limiting bosses (31) are in a circular truncated cone shape.
7. The welding, clamping and positioning device for the rear floor of the vehicle body as set forth in claim 6, wherein: the six limiting bosses (31) with different lengths are arranged in an increasing way in a counterclockwise sequence.
8. The vehicle body rear floor welding clamping and positioning device as claimed in claim 1, wherein: the welding fixture (2) comprises a column (21), a clamp (22) and a clamping cylinder (23),
the upright column (21) is fixedly arranged on the sliding block (12);
a clamp (22) fixed to the column (21);
and the clamping cylinder (23) is arranged on the clamp (22) and used for pushing the clamp (22) to clamp the rear floors of different vehicle bodies.
9. The welding, clamping and positioning device for the rear floor of the vehicle body as set forth in claim 5, wherein: and an identification means (5), wherein,
an identification mechanism (5) comprising a mounting frame (51), a plurality of proximity switches (52) and a plurality of baffles (53), wherein,
the mounting rack (51) is fixed on one side, away from the welding clamp (2), of the driving piece (41);
each baffle (53) is arranged outside the rotating shaft (411);
and each proximity switch (52) is fixed on the mounting frame (51) and is used for sensing the baffle (53).
10. The vehicle body rear floor welding clamping and positioning device of claim 9, characterized in that: the number of the proximity switches (52) and the number of the baffles (53) are three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222055496.5U CN218193409U (en) | 2022-08-05 | 2022-08-05 | Floor welding centre gripping positioner behind automobile body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222055496.5U CN218193409U (en) | 2022-08-05 | 2022-08-05 | Floor welding centre gripping positioner behind automobile body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218193409U true CN218193409U (en) | 2023-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222055496.5U Active CN218193409U (en) | 2022-08-05 | 2022-08-05 | Floor welding centre gripping positioner behind automobile body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218193409U (en) |
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2022
- 2022-08-05 CN CN202222055496.5U patent/CN218193409U/en active Active
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