CN217750111U - Double-station welding workstation - Google Patents
Double-station welding workstation Download PDFInfo
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- CN217750111U CN217750111U CN202221725708.XU CN202221725708U CN217750111U CN 217750111 U CN217750111 U CN 217750111U CN 202221725708 U CN202221725708 U CN 202221725708U CN 217750111 U CN217750111 U CN 217750111U
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Abstract
The utility model discloses a double-station welding workstation, which comprises a welding robot and two double-shaft position changing machines which are arranged in parallel at two sides of the welding robot and are positioned in the working area of the welding robot, wherein a tooling plate is arranged on a rotary seat of each double-shaft position changing machine; positioning a welding workpiece on the tooling plate; the double-shaft positioner is provided with a turnover mechanism and a rotary mechanism and can realize double-shaft deflection of turnover and rotation. The utility model discloses a duplex position is arranged and collaborative work, and two stations are gone on in turn under last unloading operation and the different operating condition of robot welding, can greatly improve work efficiency, improve welding robot's utilization ratio, guarantee that the welding seam is in best welding position, improve welding quality.
Description
Technical Field
The utility model relates to a robot automatic weld field, in particular to duplex position weldment work station.
Background
In practical production, the welding workload is large due to the fact that the vulnerable parts in some equipment are damaged and the using amount is large, for example, a hopper is an important part for material conveying of a bucket elevator, and the requirement for the vulnerable parts is large, and the vulnerable parts are numerous in types. The hopper is welded by respectively welding end plates at two ends of a formed U-shaped bottom plate to form a U-shaped hopper body; adopt the biax machine of shifting to carry out automatic weld among the prior art, the welding time of single "U" type bucket body is about 15 minutes, and in whole welding operation, the work piece is very frequent in the dismouting of biax machine, and a large amount of man-hours consume at work piece dismouting in-process, and welding robot has serious stall work to wait for the material stage, and welding work efficiency is difficult to improve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a duplex position weldment work station for avoiding above-mentioned prior art to exist not enough to improve the welding work efficiency, improve welding robot's effective utilization ratio.
The utility model discloses a solve technical problem and have following technical scheme:
the utility model discloses duplex position weldment work station's characteristics include:
the welding robot is a six-axis welding robot and is provided with a fixed seat;
the two double-shaft position changing machines are arranged on two sides of the welding robot in parallel and are positioned in a working area of the welding robot, and a tooling plate is installed on a rotary seat of each double-shaft position changing machine by using bolts; positioning a welding workpiece on the tooling plate by using a positioning pin;
the double-shaft positioner is a head-tail positioner and is provided with a turnover mechanism and a swing mechanism;
the turnover mechanism comprises: a driving end support and a driven end support are horizontally provided with a turnover horizontal rotating shaft, a turnover plate is fixedly arranged on the horizontal rotating shaft, and a horizontal rotating shaft driving mechanism is arranged on the driving end support and used for driving the horizontal rotating shaft to rotate and driving the turnover plate to turn over;
the slewing mechanism is as follows: the center of the turnover plate is vertically provided with a rotating shaft, the rotating shaft is fixedly provided with the rotating seat, and the rotating shaft driving mechanism is used for driving the rotating shaft to rotate and driving the rotating shaft to rotate.
The utility model discloses duplex position weldment work station's characteristics also lie in: counter bores are distributed on the tooling plate, and hexagon socket countersunk head bolts are arranged in the counter bores to detachably mount the tooling plate on a rotary seat of the biaxial positioner; positioning pin holes are further distributed on the tooling plate, and positioning pins are arranged in one pair of positioning pin holes to position a U-shaped bottom plate in the hopper on the tooling plate; and fixedly mounting a clamp at the inner side edge of the tooling plate to clamp the side edge of the corresponding side in the U-shaped bottom plate, so that the U-shaped bottom plate is fixed on the tooling plate.
The utility model discloses duplex position weldment work station's characteristics also lie in: the positioning pin holes in the tool plate are selectable in multiple pairs at different positions, and the positioning pin holes at different positions are selected to be suitable for mounting hoppers of different models.
The utility model discloses duplex position weldment work station's characteristics also lie in: the multiple tool plates with positioning pin holes in different distribution forms are arranged in a matched mode, and the required tool plates are selected to be replaced and installed on the double-shaft positioner rotary seat to adapt to the expansion of hoppers in different models in a wider range.
The utility model discloses duplex position weldment work station's characteristics also lie in: the clamp is a pneumatic clamp, a cylinder of the pneumatic clamp is fixedly installed on the tooling plate through a cylinder seat, a clamping arm and a cylinder piston rod in the clamp form a crank block mechanism, and the telescopic cylinder piston rod is utilized to drive the clamping arm to clamp the side edge of the U-shaped bottom plate.
The utility model discloses duplex position weldment work station's characteristics also lie in: the pneumatic clamp is characterized in that the number of the clamps is at least two, and the two sets of pneumatic clamps are synchronous through reversing control of the reversing valve.
Compared with the prior art, the utility model discloses beneficial effect embodies:
1. the utility model adopts double-station arrangement and cooperative work, and the two stations are alternately carried out under different working states of feeding and discharging operation and robot welding, thereby greatly improving the working efficiency and the utilization rate of the welding robot;
2. the utility model adopts the coordination of the double shafts of the positioner and the robot, so that the welding seam is always in the best welding position, thereby greatly facilitating the improvement of welding quality and having good applicability;
3. the utility model discloses a change the welding that the position of locating pin can satisfy polytypic lifting machine hopper, can also expand the type that can weld the part through changing the frock board, its simple structure, it is convenient to change.
Drawings
FIG. 1 is an isometric view of the welding station body structure of the present invention;
fig. 2 is a perspective view of the welding station positioner of the present invention;
FIG. 3 is an axonometric view of the tooling plate of the utility model;
FIG. 4 is a schematic view of the U-shaped bottom plate and the tooling plate of the hopper of the present invention;
FIG. 5 is a schematic view of the "U" shaped bottom plate of the middle hopper of the present invention cooperating with the pneumatic clamp;
FIG. 6 is a schematic view of a pneumatic clamp according to the present invention;
the reference numbers in the figures: 1 tooling plate, 2 counterbores, 3 locating pin holes, 4 locating pins, 5 clamps, 51 cylinder block, 52 cylinders, 53 cylinder piston rods, 54 clamping arms, 55 rocker arms, 6 fixing holes, 7U-shaped bottom plates, 8 welding robots, 81 fixing seats, 9 double-shaft positioner, 10 driving end support seats, 11 driven end support seats, 12 horizontal rotating shafts, 13 turnover plates, 14 turnover speed reducers, 15 turnover servo motors, 16 turnover seats, 17 rotation speed reducers and 18 rotation servo motors.
Detailed Description
Referring to fig. 1 and 2, the two-station welding station in this embodiment includes:
a welding robot 8, which is a six-axis welding robot and is provided with a fixed seat 81;
two biaxial positioners 9 which are arranged in parallel at two sides of the welding robot 8 and are both positioned in the working area of the welding robot 8, and the tooling plate 1 is installed on the rotary seat of each biaxial positioner by using bolts; the welding workpiece is positioned on the tooling plate 1 by means of positioning pins.
The double-shaft positioner 9 is a head-tail positioner and is provided with a turnover mechanism and a swing mechanism;
the turnover mechanism is: a driving end support 10 and a driven end support 11 are horizontally provided with a turnover horizontal rotating shaft 12, the horizontal rotating shaft 12 is fixedly provided with a turnover plate 13, the driving end support 10 is provided with a horizontal rotating shaft driving mechanism which comprises a turnover speed reducer 14 and a turnover servo motor 15 and is used for driving the horizontal rotating shaft 12 to rotate and driving the turnover plate 13 to realize turnover; the slewing mechanism is as follows: a rotating shaft is vertically arranged at the center of the turnover plate 13, a rotating seat 16 is fixedly arranged on the rotating shaft, and a rotating shaft driving mechanism comprising a rotating speed reducer 17 and a rotating servo motor 18 is arranged for driving the rotating shaft to rotate and driving the rotating seat to rotate; the turnover mechanism and the rotary mechanism are arranged, so that the welding seam of the workpiece is always in a better welding posture, the welding quality is favorably improved, and the feeding and discharging processes are greatly facilitated.
Two double-shaft position changing machines 9 are arranged to be alternately switched between an upper blanking state and a welding state, and the welding robot 8 is always matched with one double-shaft position changing machine in the welding state to carry out welding operation, so that actual automatic welding is cooperated. That is: when the workpiece on the first positioner is clamped, the welding robot is matched with the first positioner to weld, and the second positioner is put into loading and unloading operation; when the welding robot finishes the welding work on the first positioner, the second positioner finishes the material preparation, and at the moment, the welding robot directly enters into the second positioner to be matched for welding, so that the continuous working state of the welding robot is ensured, and the position of a welding seam is ensured to be accurate.
In this embodiment, the following structural settings are made for the clamping of tooling plate and hopper workpiece:
referring to fig. 3, 4 and 5, counter bores 2 are distributed on a tooling plate 1, and hexagon socket head countersunk bolts are arranged in the counter bores 2 to detachably mount the tooling plate 1 on a rotary seat of a biaxial positioner; positioning pin holes 3 are further distributed on the tooling plate 1, positioning pins 4 are arranged in a pair of the positioning pin holes 3 to position a U-shaped bottom plate 7 in the hopper on the tooling plate 1, and threads are arranged on the positioning pins for being in threaded connection with an installation plate in order to facilitate disassembly and assembly; a clamp 5 is fixedly arranged on the inner side edge of the tooling plate 1 to clamp the side edge of the corresponding side of the U-shaped bottom plate 7, so that the U-shaped bottom plate 7 is fixed on the tooling plate 1; a fixing hole 6 for installing a clamp is further provided at one side of the tooling plate 1 as shown in fig. 3.
In order to adapt to welding of hoppers of different models, a plurality of pairs of optional positioning pin holes 3 are arranged at different positions in the tooling plate 1, and the positioning pin holes 3 at different positions are selected to be suitable for mounting the hoppers of different models; the dowel holes 3 shown in fig. 3 are four in number, and the four dowel holes 3 are distributed in a straight line to form dowel hole pairs with different pitches.
For the extension of the wider range that adapts to different model hoppers, supporting the multiple frock board 1 that has different distribution form locating pin holes 3 that sets up forms the frock board of different specifications, select required frock board 1 to change the installation on biax positioner revolving bed, can adapt to the extension of the wider range of different model hoppers.
As shown in fig. 4, fig. 5 and fig. 6, in a specific implementation, the clamp 5 is a pneumatic clamp, a cylinder 52 of the pneumatic clamp is fixedly mounted on the tooling plate 1 through a fixing hole 6 of the tooling plate 1 by a cylinder seat 51, a clamping arm 54 in the clamp 5 and a cylinder piston rod 53 form a crank-slider mechanism, a rod end of the cylinder piston rod 53 is used as a slider, the clamping arm 54 is an extension rod of a connecting rod, and a crank 55 is hinged to the clamping arm 54, the slider slides up and down to drive the crank and the connecting rod to rotate, and the telescopic cylinder piston rod 53 is used to drive the clamping arm 54 to clamp the side edge of the U-shaped bottom plate 7; the clamps 5 are at least two groups, and the two groups of pneumatic clamps realize synchronization through reversing control of the reversing valve.
When the device is used, a tooling plate is fixed on the double-shaft positioner rotary seat 16 through a counter bore by using bolts, two positioning pins with proper diameters are selected according to the aperture of a workpiece to be welded, the positions of the positioning pins are adjusted according to the hole pitch, the workpiece, namely a U-shaped bottom plate, is placed on the tooling plate and is positioned by using the positioning pins, the reversing valve is used for pushing the air cylinder to act to clamp the U-shaped bottom plate, the U-shaped bottom plate is clamped, then the welding of a hopper end plate can be carried out, and after the welding is finished, the reversing valve is operated to reverse the air cylinder to loosen the U-shaped bottom plate, so that the workpiece can be taken down.
The welding of multi-model lifting machine hopper can be satisfied through the frock board of changing different specifications to specific application, or the location pinhole on changing different positions on the frock board, and the frock board of the different specifications that suits can expand the part type that can weld greatly, realizes that the work piece presss from both sides tightly fast, and the unloading operation required time that significantly reduces.
The above is the preferred embodiment of the present invention, to the ordinary skilled person in this technical field, do not deviate from the present invention's principle under the prerequisite, can also make a plurality of improvements, if modify frock board pattern, locating pin hole position in order to adapt to different kinds of parts, these improvements should also be regarded as the utility model's scope of protection.
Claims (6)
1. A duplex position weldment work station, characterized by includes:
a welding robot (8) which is a six-axis welding robot;
two biaxial position changing machines (9) which are arranged on two sides of the welding robot (8) in parallel and are both positioned in the working area of the welding robot (8), and a tooling plate (1) is installed on a rotary seat of each biaxial position changing machine by using bolts; a welding workpiece is positioned on the tooling plate (1) by using a positioning pin;
the double-shaft positioner (9) is a head-tail positioner and is provided with a turnover mechanism and a swing mechanism; the turnover mechanism comprises: a driving end support and a driven end support are horizontally provided with a turnover horizontal rotating shaft, a turnover plate is fixedly arranged on the horizontal rotating shaft, and a horizontal rotating shaft driving mechanism is arranged on the driving end support and used for driving the horizontal rotating shaft to rotate and driving the turnover plate to turn over; the slewing mechanism is as follows: the center position of the turnover plate is vertically provided with a rotating shaft, the rotating shaft is fixedly provided with the rotating seat, and the rotating shaft driving mechanism is used for driving the rotating shaft to rotate and driving the rotating seat to rotate.
2. The dual station welding workstation of claim 1, wherein: counter bores (2) are distributed on the tooling plate (1), and hexagon socket head countersunk bolts are arranged in the counter bores (2) to detachably mount the tooling plate (1) on a rotary seat of a biaxial positioner; positioning pin holes (3) are further distributed on the tooling plate (1), and positioning pins (4) are arranged in one pair of positioning pin holes (3) to position a U-shaped bottom plate in the hopper on the tooling plate (1); and (3) fixedly mounting a clamp (5) on the inner side edge of the tooling plate (1) to clamp the side edge of the corresponding side in the U-shaped bottom plate (7), so that the U-shaped bottom plate (7) is fixed on the tooling plate (1).
3. The dual station welding station of claim 2, wherein: the positioning pin holes (3) in the tooling plate (1) are provided with a plurality of pairs of selectable positions, and the positioning pin holes (3) in different positions are selected to be suitable for mounting hoppers of different models.
4. The dual station welding station of claim 2, wherein: the multiple tooling plates (1) with the positioning pin holes (3) in different distribution forms are arranged in a matched manner, and the required tooling plates (1) are selected to be replaced and installed on the rotary seat of the double-shaft positioner so as to adapt to the wider expansion of hoppers in different models.
5. The dual station welding station of claim 2, wherein: the clamp (5) is a pneumatic clamp, a cylinder (52) of the pneumatic clamp is fixedly installed on the tooling plate (1) through a cylinder seat (51), a clamping arm (54) in the clamp (5) and a cylinder piston rod (53) form a crank block mechanism, and the telescopic cylinder piston rod (53) is utilized to drive the clamping arm (54) to clamp the side edge of the U-shaped bottom plate (7).
6. The dual station welding station of claim 5, wherein: the clamps (5) are at least two groups, and the two groups of pneumatic clamps realize synchronization through reversing control of the reversing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725708.XU CN217750111U (en) | 2022-07-05 | 2022-07-05 | Double-station welding workstation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725708.XU CN217750111U (en) | 2022-07-05 | 2022-07-05 | Double-station welding workstation |
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| Publication Number | Publication Date |
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| CN217750111U true CN217750111U (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221725708.XU Active CN217750111U (en) | 2022-07-05 | 2022-07-05 | Double-station welding workstation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952115A (en) * | 2022-07-05 | 2022-08-30 | 中建材（合肥）机电工程技术有限公司 | Automatic welding workstation is in coordination with duplex position |
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- 2022-07-05 CN CN202221725708.XU patent/CN217750111U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952115A (en) * | 2022-07-05 | 2022-08-30 | 中建材（合肥）机电工程技术有限公司 | Automatic welding workstation is in coordination with duplex position |
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