CN220196776U - Workpiece positioning device for welding robot workstation - Google Patents
Workpiece positioning device for welding robot workstation Download PDFInfo
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- CN220196776U CN220196776U CN202320567074.8U CN202320567074U CN220196776U CN 220196776 U CN220196776 U CN 220196776U CN 202320567074 U CN202320567074 U CN 202320567074U CN 220196776 U CN220196776 U CN 220196776U
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- 238000003466 welding Methods 0.000 title claims abstract description 94
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 206010063659 Aversion Diseases 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Abstract
The utility model discloses a workpiece positioning device for a welding robot workstation, which comprises a welding table arranged on a servo positioner, wherein a tool positioning clamp is arranged on the welding table and comprises a first positioning device, a second positioning device, a third positioning device and a fourth positioning device for positioning a workpiece on four sides; the first positioning device and the second positioning device are positioned at two sides of the workpiece and are arranged in opposite directions, and the third positioning device and the fourth positioning device are positioned at the other two sides of the workpiece and are arranged in opposite directions; through four positioner, firmly fix the work piece on the welding bench, cooperate servo positioner to overturn the work piece, can weld the operation to all positions of work piece, four sides location can prevent that the work piece from producing the aversion or coming off in the upset in-process, realizes automatic high quality welding.
Description
Technical Field
The utility model relates to the technical field of automatic welding, in particular to a workpiece positioning device for a welding robot workstation.
Background
In the mechanical manufacturing industry, welding is a common technological means, the welding work in the mechanical industry has high labor intensity and low production efficiency, and the manual welding operation has a certain harm to the health of workers, has low welding efficiency and high welding cost, and cannot meet the high-speed automatic production rhythm of factories. When welding the workpiece, if the positioning clamp is not firm, the problems of falling off, dislocation and the like easily occur in the overturning process, and the welding effect is affected.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a workpiece positioning device for a welding robot workstation, which is firm in positioning and simple and convenient to operate.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the work piece positioning device for the welding robot workstation comprises a welding table arranged on a servo positioner, wherein a tool positioning clamp is arranged on the welding table and comprises a first positioning device, a second positioning device, a third positioning device and a fourth positioning device for positioning a work piece on four sides; the first positioning device and the second positioning device are positioned at two sides of the workpiece and are arranged in opposite directions, and the third positioning device and the fourth positioning device are positioned at the other two sides of the workpiece and are arranged in opposite directions;
the second positioning device comprises one or more lower clamping arms hinged to the welding table, the middle part of each lower clamping arm is hinged to the welding table, lower clamping driving cylinders which are in one-to-one correspondence with the lower clamping arms are arranged at the bottom of the welding table, a power output shaft of each lower clamping driving cylinder is hinged to one end of each lower clamping arm, and the other end of each lower clamping arm is pressed against the bottom of the workpiece;
the third positioning device comprises one or more positioning seats fixedly arranged on the welding table and abutted against the workpiece, each positioning seat is fixedly provided with a height adjusting cylinder, the plunger end of each height adjusting cylinder extends upwards and is fixedly provided with a clamping seat, the top of each clamping seat is hinged with an upper clamping arm, the middle part of each upper clamping arm is hinged with each clamping seat, one side of each clamping seat is fixedly provided with an upper clamping driving cylinder, the power output shaft of each upper clamping driving cylinder is hinged with one end of each upper clamping arm, and the other end of each upper clamping arm is pressed against the top of the workpiece;
the fourth positioning device comprises one or more adjusting seats which are slidably arranged on the welding table and tightly prop against the workpiece, an upper compression driving cylinder is fixedly arranged on each adjusting seat, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece;
or the second positioning device or the third positioning device comprises one or more adjusting seats which are slidably arranged on the welding table, each adjusting seat is fixedly provided with an upper compression driving cylinder, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece.
As a preferred technical solution, the first positioning device includes a positioning block fixedly mounted on the welding table.
As a preferable technical scheme, the first positioning device comprises one or more adjusting seats which are slidably arranged on the welding table, an upper compression driving cylinder is fixedly arranged on each adjusting seat, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece.
As a preferable technical scheme, the second positioning device comprises one or more lower clamping arms hinged on the welding table, one side of the welding table is provided with hinge seats corresponding to the lower clamping arms one by one, and the middle parts of the lower clamping arms are hinged with the hinge seats.
As an optimized technical scheme, two parallel linear guide rails are fixedly arranged on the welding table, a sliding block matched with the linear guide rails is fixedly arranged at the bottom of the adjusting seat, a jacking air cylinder positioned between the two linear guide rails is fixedly arranged on the welding table, and a power output shaft of the jacking air cylinder is in transmission connection with the adjusting seat.
As a preferred technical scheme, the end face of the pressing plate, which faces the workpiece, is provided with a rubber buffer pad.
As an optimized technical scheme, the clamping seat is an L-shaped clamping seat, one crank arm of the clamping seat is fixedly connected with the plunger end of the height adjusting cylinder, and the other crank arm of the clamping seat extends downwards and is fixedly provided with the upper clamping driving cylinder.
As a preferable technical scheme, the top end of the clamping seat is provided with a hinging seat, and the middle part of the upper clamping arm is hinged with the hinging seat.
As a preferable technical scheme, the servo positioner is an L-shaped servo positioner.
By adopting the technical scheme, the workpiece positioning device for the welding robot workstation comprises a welding table arranged on a servo positioner, wherein a tool positioning clamp is arranged on the welding table and comprises a first positioning device, a second positioning device, a third positioning device and a fourth positioning device for positioning a workpiece on four sides; the first positioning device and the second positioning device are positioned at two sides of the workpiece and are arranged in opposite directions, and the third positioning device and the fourth positioning device are positioned at the other two sides of the workpiece and are arranged in opposite directions; through four positioner, firmly fix the work piece on the welding bench, cooperate servo positioner to overturn the work piece, can weld the operation to all positions of work piece, four sides location can prevent that the work piece from producing the aversion or coming off in the upset in-process, realizes automatic high quality welding.
Drawings
The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:
FIG. 1 is a schematic diagram of a welding robot workstation according to an embodiment of the utility model;
FIG. 2 is a schematic view of a workpiece positioning apparatus according to an embodiment of the utility model;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a side view of FIG. 1;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is an enlarged view of FIG. 1 at I;
in the figure: 11-a servo positioner; 12-welding table; 13-a welding robot; 14-a handling robot; 2-a workpiece; 31-a lower clamping arm; 32-a lower clamping driving cylinder; 41-positioning seats; 42-upper clamping arms; 43-upper clamping drive cylinder; 44-height adjusting cylinder; 45-clamping seat; 51-an adjusting seat; 52-an upper compression driving cylinder; 53-pressing plate; 54-linear guide rails; 55-sliding blocks; 56-jacking the cylinder; and 6, positioning a stop block.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present utility model are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
Embodiment one:
as shown in fig. 1 to 7, a workpiece positioning device for a welding robot workstation comprises a welding table 12 arranged on a servo positioner 11, wherein a tool positioning fixture is arranged on the welding table 12, and comprises a first positioning device, a second positioning device, a third positioning device and a fourth positioning device for positioning a workpiece 2 on four sides; the first positioning device and the second positioning device are positioned at two sides of the workpiece 2 and are arranged in opposite directions, and the third positioning device and the fourth positioning device are positioned at the other two sides of the workpiece 2 and are arranged in opposite directions; the servo positioner 11 is an L-shaped servo positioner 11.
The second positioning device comprises one or more lower clamping arms 31 hinged on the welding table 12, the middle part of each lower clamping arm 31 is hinged with the welding table 12, lower clamping driving air cylinders 32 which are in one-to-one correspondence with the lower clamping arms 31 are arranged at the bottom of the welding table 12, a power output shaft of each lower clamping driving air cylinder 32 is hinged with one end of each lower clamping arm 31, and the other end of each lower clamping arm 31 is pressed against the bottom of the workpiece 2; one side of the welding table 12 is provided with hinge seats corresponding to the lower clamping arms 31 one by one, and the middle part of the lower clamping arms 31 are hinged with the hinge seats.
The third positioning device comprises one or more positioning seats 41 fixedly installed on the welding table 12 and abutted against the workpiece 2, a height adjusting cylinder 44 is fixedly installed on each positioning seat 41, a clamping seat 45 is fixedly installed on the plunger end of each height adjusting cylinder 44 in an upward extending mode, an upper clamping arm 42 is hinged to the top of each clamping seat 45, the middle of each upper clamping arm 42 is hinged to each clamping seat 45, an upper clamping driving cylinder 43 is fixedly installed on one side of each clamping seat 45, a power output shaft of each upper clamping driving cylinder 43 is hinged to one end of each upper clamping arm 42, and the other end of each upper clamping arm 42 is pressed against the top of the workpiece 2; the clamping seat 45 is an L-shaped clamping seat 45, one crank arm of the clamping seat 45 is fixedly connected with the plunger end of the height adjusting cylinder 44, and the other crank arm of the clamping seat 45 extends downwards and is fixedly provided with the upper clamping driving cylinder 43. The top end of the clamping seat 45 is provided with a hinge seat, and the middle part of the upper clamping arm 42 is hinged with the hinge seat.
The fourth positioning device comprises one or more adjusting seats 51 which are slidably arranged on the welding table 12 and tightly press the workpiece 2, an upper compression driving cylinder 52 is fixedly arranged on each adjusting seat 51, and a power output shaft of the upper compression driving cylinder 52 extends upwards and is fixedly provided with a pressing plate 53 parallel to the upper surface of the workpiece 2; two parallel linear guide rails 54 are fixedly mounted on the welding table 12, a sliding block 55 matched with the linear guide rails 54 is fixedly mounted at the bottom of the adjusting seat 51, a tightening cylinder 56 positioned between the two linear guide rails 54 is fixedly mounted on the welding table 12, and a power output shaft of the tightening cylinder 56 is in transmission connection with the adjusting seat 51. The end surface of the pressing plate 53 facing the workpiece 2 is provided with a rubber cushion (not shown in the figure).
The first positioning device comprises a positioning stop 6 fixedly mounted on the welding table 12.
The welding robot 13 workstation comprises the servo positioner 11, the welding table 12 is arranged on the servo positioner 11, a carrying robot 14 is arranged on one side of the welding table 12, and a welding robot 13 is arranged on the other side of the welding table 12; during operation, the carrying robot 14 carries the workpiece 2 to be welded onto the welding table 12, one side wall of the workpiece 2 is abutted against the positioning stop block 6 of the first positioning device, the other side wall which is vertically adjacent is abutted against the positioning seat 41 of the third positioning device, the jacking cylinder 56 of the fourth positioning device works, the adjusting seat 51 of the fourth positioning device is driven to move towards the workpiece 2 along the linear guide rail 54 until the adjusting seat 51 jacks the workpiece 2, and the upper compression driving cylinder 52 of the fourth positioning device works to drive the pressing plate 53 to downwards compress the workpiece 2 from the top of the workpiece 2. After the workpiece 2 is positioned by the fourth positioning device, the lower clamping driving cylinder 32 of the second positioning device works, the plunger of the lower clamping driving cylinder 32 extends outwards to push the bottom end of the lower clamping arm 31 to swing outwards, and the top end of the lower clamping arm 31 tightens and compresses the workpiece 2 towards the direction of the workpiece 2. After the workpiece 2 is clamped, the welding robot 13 performs welding operation on the workpiece 2, and the servo positioner 11 drives the workpiece 2 to turn and displace to match the welding robot 13, so that automatic turning and automatic welding of the workpiece 2 are realized. The conveying of the workpiece 2 is finished by the conveying robot 14, so that the workpiece 2 can be automatically fed and discharged. The welding robot 13 work station is with this work piece positioner cooperation assembly line full-automatic operation, improves production efficiency greatly.
Embodiment two:
in comparison with the first embodiment, in this embodiment, one or more of the first positioning device, the second positioning device and the third positioning device has the same structure as the fourth positioning device in the first embodiment, that is, the second positioning device and/or the third positioning device includes one or more adjusting seats 51 slidably mounted on the welding table 12, an upper compression driving cylinder 52 is fixedly mounted on each adjusting seat 51, and a power output shaft of the upper compression driving cylinder 52 extends upward and is fixedly mounted with a pressing plate 53 parallel to the upper surface of the workpiece 2.
The first positioning device comprises one or more adjusting seats 51 which are slidably arranged on the welding table 12, an upper compression driving cylinder 52 is fixedly arranged on each adjusting seat 51, and a pressing plate 53 which is parallel to the upper surface of the workpiece 2 and extends upwards and is fixedly arranged on a power output shaft of the upper compression driving cylinder 52.
The workpiece 2 is firmly clamped and positioned on the welding table 12 by adopting the workpiece positioning device, the servo positioner 11 drives the workpiece 2 to turn over at any angle to adapt to the operation requirement of the welding robot 13, the workpiece 2 cannot shift and fall off, the welding quality of the workpiece 2 is guaranteed, the welding robot 13 workstation adopting the workpiece positioning device can realize full-automatic welding, the labor intensity of workers is reduced, the working efficiency is improved, the cost is reduced, the production is automated, the requirement of the automated production in the modern mechanical industry is met, and the automation and the unmanned production process are realized.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. Work piece positioner for welding robot workstation, its characterized in that: the welding device comprises a welding table arranged on a servo positioner, wherein a tool positioning fixture is arranged on the welding table, and comprises a first positioning device, a second positioning device, a third positioning device and a fourth positioning device for positioning a workpiece on four sides; the first positioning device and the second positioning device are positioned at two sides of the workpiece and are arranged in opposite directions, and the third positioning device and the fourth positioning device are positioned at the other two sides of the workpiece and are arranged in opposite directions;
the second positioning device comprises one or more lower clamping arms hinged to the welding table, the middle part of each lower clamping arm is hinged to the welding table, lower clamping driving cylinders which are in one-to-one correspondence with the lower clamping arms are arranged at the bottom of the welding table, a power output shaft of each lower clamping driving cylinder is hinged to one end of each lower clamping arm, and the other end of each lower clamping arm is pressed against the bottom of the workpiece;
the third positioning device comprises one or more positioning seats fixedly arranged on the welding table and abutted against the workpiece, each positioning seat is fixedly provided with a height adjusting cylinder, the plunger end of each height adjusting cylinder extends upwards and is fixedly provided with a clamping seat, the top of each clamping seat is hinged with an upper clamping arm, the middle part of each upper clamping arm is hinged with each clamping seat, one side of each clamping seat is fixedly provided with an upper clamping driving cylinder, the power output shaft of each upper clamping driving cylinder is hinged with one end of each upper clamping arm, and the other end of each upper clamping arm is pressed against the top of the workpiece;
the fourth positioning device comprises one or more adjusting seats which are slidably arranged on the welding table and tightly prop against the workpiece, an upper compression driving cylinder is fixedly arranged on each adjusting seat, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece;
or the second positioning device or the third positioning device comprises one or more adjusting seats which are slidably arranged on the welding table, each adjusting seat is fixedly provided with an upper compression driving cylinder, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece.
2. The welding robot workstation workpiece positioning device of claim 1, wherein: the first positioning device comprises a positioning stop block fixedly arranged on the welding table.
3. The welding robot workstation workpiece positioning device of claim 1, wherein: the first positioning device comprises one or more adjusting seats which are slidably mounted on the welding table, an upper compression driving cylinder is fixedly mounted on each adjusting seat, and a power output shaft of the upper compression driving cylinder extends upwards and is fixedly provided with a pressing plate parallel to the upper surface of the workpiece.
4. The welding robot workstation workpiece positioning device of claim 1, wherein: the second positioning device comprises one or more lower clamping arms hinged to the welding table, hinge seats corresponding to the lower clamping arms one by one are arranged on one side of the welding table, and the middle parts of the lower clamping arms are hinged to the hinge seats.
5. The welding robot workstation workpiece positioning device of claim 1, wherein: two parallel linear guide rails are fixedly mounted on the welding table, a sliding block matched with the linear guide rails is fixedly mounted at the bottom of the adjusting seat, a jacking air cylinder positioned between the two linear guide rails is fixedly mounted on the welding table, and a power output shaft of the jacking air cylinder is in transmission connection with the adjusting seat.
6. The welding robot workstation workpiece positioning device of claim 1, wherein: and a rubber buffer pad is arranged on the end surface of the pressing plate, which faces the workpiece.
7. The welding robot workstation workpiece positioning device of claim 1, wherein: the clamping seat is an L-shaped clamping seat, one crank arm of the clamping seat is fixedly connected with the plunger end of the height adjusting cylinder, and the other crank arm of the clamping seat extends downwards and is fixedly provided with the upper clamping driving cylinder.
8. The welding robot workstation workpiece positioning device of claim 1, wherein: the top of the clamping seat is provided with a hinging seat, and the middle part of the upper clamping arm is hinged with the hinging seat.
9. The work positioning device for a welding robot workstation according to any one of claims 1 to 8, characterized in that: the servo positioner is an L-shaped servo positioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320567074.8U CN220196776U (en) | 2023-03-20 | 2023-03-20 | Workpiece positioning device for welding robot workstation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320567074.8U CN220196776U (en) | 2023-03-20 | 2023-03-20 | Workpiece positioning device for welding robot workstation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220196776U true CN220196776U (en) | 2023-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320567074.8U Active CN220196776U (en) | 2023-03-20 | 2023-03-20 | Workpiece positioning device for welding robot workstation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220196776U (en) |
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2023
- 2023-03-20 CN CN202320567074.8U patent/CN220196776U/en active Active
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