CN215658588U

CN215658588U - Upset machine of shifting and automatic weld workstation

Info

Publication number: CN215658588U
Application number: CN202121950622.2U
Authority: CN
Inventors: 张人斌; 李国栋; 张强
Original assignee: Guangzhou Chuangyan Intelligent Technology Co ltd
Current assignee: Guangzhou Chuangyan Intelligent Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model provides an overturning positioner and an automatic welding workstation, which comprise two clamping components which are oppositely arranged, wherein the two clamping components can be relatively close to or far away from each other, each clamping component comprises a substrate, a first positioning tool and a second positioning tool, the first positioning tool is fixedly arranged on the substrate and comprises a first positioning structure matched with a workpiece, the second positioning tool is movably arranged on the substrate, and the second positioning tool comprises a second positioning structure matched with the workpiece. The first positioning tool is used for pre-clamping a workpiece, the position and the angle of the workpiece are adjusted through the first positioning structure, the workpiece is further clamped through the second positioning tool, and the first positioning tool and the second positioning tool are arranged, so that the overturning positioner can automatically adjust the workpiece, the operation procedure is simplified, and the workpiece can be conveniently clamped through the overturning positioner.

Description

Upset machine of shifting and automatic weld workstation

Technical Field

The utility model relates to the research field of a turnover positioner, in particular to a turnover positioner and an automatic welding workstation.

Background

In the work welding process, the posture of the work needs to be adjusted in order to weld the work to various positions. The adjustment of the workpiece posture can be realized through the turnover positioner, the turnover positioner clamps the workpiece through the clamping components on the two sides and drives the workpiece to rotate to different angles, so that the workpiece can be conveniently welded to all positions of the workpiece. The prior art turning positioner can refer to application number 202020771565.0, which is named as the prior art of a multi-station gas tank welding production line.

The turnover positioner in the prior art needs the angle of putting of manual adjustment work piece before carrying out the centre gripping, ensures accurate positioning between work piece and the centre gripping subassembly, leads to operating procedure comparatively loaded down with trivial details, and the centre gripping is inconvenient. Moreover, the existing turning positioner has low automation level and is difficult to meet the requirements of an automatic production line.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the turnover positioner and the automatic welding workstation, and the turnover positioner can conveniently clamp a workpiece.

The turnover positioner comprises two clamping assemblies which are oppositely arranged, wherein the two clamping assemblies can be relatively close to or far away from each other, each clamping assembly comprises a substrate, a first positioning tool and a second positioning tool, the first positioning tool is fixedly arranged on the substrate, the first positioning tool comprises a first positioning structure matched with a workpiece, the second positioning tool is movably arranged on the substrate, and the second positioning tool comprises a second positioning structure matched with the workpiece.

The overturning positioner provided by the utility model at least has the following technical effects: when a workpiece is clamped, firstly two clamping components are relatively close to each other, the first positioning structure performs pre-positioning on the workpiece, so that the placing angle of the workpiece is accurate, then two second positioning tools are relatively close to each other, the second positioning structure further positions the workpiece, and the first positioning tool and the second positioning tool are arranged, so that the overturning positioner can automatically adjust the workpiece, the operation procedure is simplified, and the workpiece can be conveniently clamped by the overturning positioner.

According to some embodiments of the utility model, the first locating feature comprises a locating block for snapping into a recess of the workpiece.

According to some embodiments of the utility model, a first proximity sensor is disposed on the substrate.

According to some embodiments of the utility model, the second locating feature comprises a step for gripping an edge of the workpiece.

According to some embodiments of the utility model, the step is provided with a cushion.

According to some embodiments of the utility model, the substrate is provided with a first slide rail, the second positioning tool is arranged on the first slide rail, and the second positioning tool can move along the first slide rail.

According to some embodiments of the utility model, the roll-over positioner comprises a machine table and a clamp module, the clamp module is arranged on the machine table, the clamp module comprises the clamping assembly, the clamp module further comprises a frame assembly, and the clamping assembly is movably arranged on the frame assembly.

According to some embodiments of the utility model, the frame assembly comprises a second slide rail, the clamping assembly being disposed on the second slide rail, the clamping assembly being movable along the second slide rail.

According to some embodiments of the utility model, the frame assembly comprises a second proximity sensor, the second proximity sensor being disposed at both ends of the second slide rail.

The automatic welding workstation comprises the overturning positioner.

According to the automatic welding workstation provided by the utility model, at least the following technical effects are achieved: by using the turnover positioner provided by the utility model, the operation procedure of workpiece clamping can be simplified, and the automation degree of an automatic welding workstation is improved.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an isometric illustration of an automated welding workstation provided in accordance with the present invention;

FIG. 2 is an axial schematic view of a clamp module provided in accordance with the present invention;

fig. 3 is a partially enlarged view of the area a in fig. 2.

Reference numerals:

a machine table 1, a clamp module 2, a conveying line 3, a robot arm 4, a control table 5, a workpiece 9,

The positioning device comprises a base plate 211, a first positioning tool 212, a positioning block 2121, a second positioning tool 213, a stepped part 2131, a cushion 2132, a first slide rail 214, a first slide block 215, a first proximity sensor 216, a first driver 217,

A second slide rail 221, a second slider 222, a support rod 223, a second proximity sensor 224, an anti-collision block 225, and a second driver 226.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

The turnover positioner provided by the utility model comprises two clamping components which are oppositely arranged, wherein the two clamping components can be relatively close to or far away from each other, each clamping component comprises a substrate 211, a first positioning tool 212 and a second positioning tool 213, the first positioning tool 212 is fixedly arranged on the substrate 211, the first positioning tool 212 comprises a first positioning structure matched with a workpiece 9, the second positioning tool 213 is movably arranged on the substrate 211, and the second positioning tool 213 comprises a second positioning structure matched with the workpiece.

Upset machine at first centre gripping work piece 9 when using, the gesture that changes work piece 9 that overturns again, if the locating position of work piece 9 is not right, for example work piece 9 skew or incline to preset the position, will lead to the unable accurate centre gripping of upset machine, probably lead to subsequent automatic weld process to appear welding dislocation, perhaps lead to even that the work piece 9 in the centre gripping drops. Therefore, in the prior art, the workpiece 9 is required to be manually adjusted to a proper position and angle, the turnover positioner clamps the workpiece, and the whole clamping process is complicated and manual work is consumed.

According to the turnover positioner provided by the utility model, when the turnover positioner is used, the workpiece 9 is pre-clamped by the first positioning tool 212, the position and the angle of the workpiece 9 are adjusted by the first positioning structure, and then the workpiece 9 is further clamped by the second positioning tool 213. Through setting up first location frock 212 and second location frock 213 for the upset machine of shifting can adjust the work piece automatically, has simplified operation, and the upset machine of shifting can conveniently centre gripping work piece.

According to the utility model, the original manual adjustment step is replaced to a certain extent by the first positioning structure, so that the manpower is saved, and the turnover positioner is more suitable for an automatic production line.

It can be understood that, adjusting the position of the workpiece 9 means that the two clamping assemblies move in opposite directions according to a set operation mode, the first positioning structures located on the two sides of the workpiece 9 clamp the workpiece 9, and position the workpiece 9 at a preset point, and adjusting the angle of the workpiece 9 means that if there is a certain deviation between the actual angle of the workpiece 9 and the ideal angle, the acting force of the first positioning structures can apply a certain torque to the workpiece 9, so that the angle of the workpiece 9 is adjusted. For example, as shown in fig. 1, two sides of the workpiece 9 are flat, and the first positioning structure includes a positioning plane adapted to the side of the workpiece 9, and if the side of the workpiece 9 is not parallel to the positioning plane, the positioning plane can apply a torque to the side to align the workpiece 9.

In some embodiments, the first locating feature comprises a locating block 2121, the locating block 2121 configured to snap into a recess of the workpiece 9. The first positioning structure can position the workpiece 9 in the first direction by holding the workpiece 9, but there is still a possibility that the workpiece 9 may be displaced in the second direction perpendicular to the first direction, and by providing the positioning block 2121, the positioning block 2121 is caught in the workpiece 9, and the displacement of the workpiece 9 in the second direction can be reduced.

In some embodiments, to monitor the adjustment effect of the first positioning tool 212, a first proximity sensor 216 is disposed on the substrate 211. The first proximity sensor 216 is able to monitor whether the first positioning tool 212 is correctly gripping the workpiece 9. For example, as shown in fig. 2, two first proximity sensors 216 are disposed on the substrate 211, one of the first proximity sensors 216 is along a first direction, the other first proximity sensor 216 is along a second direction, the first proximity sensor 216 along the first direction can monitor a distance between the first positioning fixture 212 and the workpiece 9 along the first direction, it can also be determined whether the positioning block 2121 is successfully clamped into the workpiece 9 according to data of the first proximity sensor 216, the first proximity sensor 216 along the second direction can monitor a distance between the first positioning fixture 212 and the workpiece 9 along the second direction, and it can also be determined whether a position error of the workpiece 9 in the second direction meets a requirement according to data of the first proximity sensor 216.

According to some embodiments of the utility model, the second locating feature comprises a step 2131, the step 2131 for gripping an edge of the workpiece 9. Step portion 2131 includes two step faces, and two step faces contact with two adjacent sides of work piece 9 respectively to realize that second location structure is to the centre gripping and the location of work piece 9, when the upset machine of shifting drove the upset of work piece 9, one of them step face can also play the supporting effect, guarantees the stability of work piece 9. In some embodiments, the step portion 2131 is provided with a cushion 2132. The cushion 2132 is detachably arranged on the step surface, and the cushion 2132 can buffer the collision between the step portion 2131 and the workpiece 9, so as to reduce the damage of the workpiece 9, and can be conveniently replaced when the cushion 2132 is worn. It can be understood that the cushion 2132 may be made of a metal material with hardness lower than that of the workpiece 9, such as a red copper material, so that the collision damage is mainly borne by the cushion 2132, the protection effect on the workpiece 9 is improved, and on the other hand, the deformation of the metal material is small, and the deviation of the workpiece 9 caused by the cushion 2132 can be reduced to the maximum extent.

According to some embodiments of the present invention, the substrate 211 is provided with a first slide rail 214, the second positioning tool 213 is provided on the first slide rail 214, and the second positioning tool 213 can move along the first slide rail 214. The sliding rail connection mode enables the second positioning tool 213 to move smoothly. As shown in fig. 3, a first slide block 215 is disposed on the first slide rail 214, the second positioning tool 213 is mounted on the first slide block 215, a first driver 217 is further disposed on the substrate 211, and the first driver 217 drives the second positioning tool 213 to clamp the workpiece 9.

According to some embodiments of the utility model, the overturning and positioning machine comprises a machine table 1 and a clamp module 2, wherein the clamp module 2 is arranged on the machine table 1, the clamp module 2 comprises a clamping assembly, the clamp module 2 further comprises a frame assembly, and the clamping assembly is movably arranged on the frame assembly. In some embodiments, the overturning and positioning machine further comprises a conveying line 3, the conveying line 3 conveys the workpiece 9 to a specific position, the clamping assembly clamps the workpiece 9, and the machine table 1 drives the clamp module 2 to rotate, so that overturning and positioning of the workpiece 9 are realized.

In some embodiments, the frame assembly includes a second slide rail 221, and the clamping assembly is disposed on the second slide rail 221, the clamping assembly being movable along the second slide rail 221. The second sliding rail 221 functions to reduce friction and guide. As shown in fig. 2 and 3, a second slide block 222 is disposed on the second slide rail 221, the substrate 211 is mounted on the second slide block 222, the frame assembly further includes a second driver 226, and the second driver 226 drives the clamping assembly to move. The second actuator 226 may be coupled to and drive the clamping assembly using a lead screw drive. In some embodiments, the frame assembly includes a second proximity sensor 224, and the second proximity sensor 224 is disposed at both ends of the second sliding rail 221. The second proximity sensor 224 can monitor the position of the clamping assembly to avoid the clamping assembly disengaging the second slide 221 or colliding with the frame assembly due to motion over-travel. In some embodiments, the frame assembly further includes a crash block 225, the crash block 225 capable of withstanding a crash in the event of an accident, avoiding the clamp assembly from colliding with other structures of the frame assembly.

In some embodiments, the frame assembly includes a support bar 223, the support bar 223 being disposed below the clamping assembly, the support bar 223 cradling the clamping assembly. It can be understood that, as shown in fig. 2, if the support rod 223 is not provided, the clamping assembly is similar to a simply supported beam, the dead weight of the clamping assembly and the weight of the workpiece 9 during the turning displacement can generate torque, which easily causes the deformation of the clamping assembly, and the support rod 223 can be used as a fulcrum to support the clamping assembly, thereby improving the stability and the service life of the clamping assembly.

The automatic welding workstation comprises the overturning positioner.

According to the automatic welding workstation provided by the utility model, by using the overturning positioner provided by the utility model, the operation process of workpiece clamping can be simplified, and the automation degree of the automatic welding workstation is improved.

In some embodiments, as shown in fig. 1, the automatic welding workstation further includes a console 5 and a robot arm 4, a welding gun is mounted on the robot arm 4, and the console 5 controls the automatic welding workstation to realize automatic turnover deflection welding.

The turning positioner provided by the utility model is described in detail in a specific embodiment with reference to fig. 1, 2 and 3. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the utility model.

Upset machine of shifting includes board 1, anchor clamps module 2 and transfer chain 3, and anchor clamps module 2 and transfer chain 3 set up on board 1, and anchor clamps module 2 includes the centre gripping subassembly of two relative settings, and anchor clamps module 2 still includes the frame subassembly, and the movably setting of centre gripping subassembly is on the frame subassembly, and transfer chain 3 carries work piece 9 to the particular position, and work piece 9 is cliied to the centre gripping subassembly, and 1 drive anchor clamps module 2 of board rotate to realize the upset of work piece 9 and shift.

The clamping assembly includes a substrate 211, a first positioning tool 212, and a second positioning tool 213.

The first positioning tool 212 is fixedly arranged on the substrate 211, the first positioning tool 212 includes a first positioning structure adapted to the workpiece 9, the first positioning structure includes a positioning block 2121, and the positioning block 2121 is used to be clamped into a groove of the workpiece 9. Two first proximity sensors 216 are disposed on the substrate 211, wherein one first proximity sensor 216 is along a first direction, and the other first proximity sensor 216 is along a second direction, and the first proximity sensor 216 can monitor whether the first positioning tool 212 correctly clamps the workpiece 9. The first direction is parallel to the moving direction of the clamping assembly, and the second direction is perpendicular to the moving direction of the clamping assembly.

The substrate 211 is provided with a first slide rail 214, the first slide rail 214 is provided with a first slide block 215, and the second positioning tool 213 is installed on the first slide block 215. A first driver 217 is also disposed on the substrate 211. The second positioning tool 213 includes a second positioning structure adapted to the workpiece. The second positioning structure includes three step portions 2131, and the step portions 2131 are used for clamping the edge of the workpiece 9. The step portion 2131 includes two step surfaces, the two step surfaces are respectively contacted with two adjacent side surfaces of the workpiece 9, so that clamping and positioning of the workpiece 9 by the second positioning structure are realized, and the step portion 2131 is provided with a cushion 2132. The cushion 2132 is detachably arranged on the step surface, and the cushion 2132 is made of red copper.

The frame assembly comprises a second slide rail 221, a second slide block 222 is arranged on the second slide rail 221, the substrate 211 is mounted on the second slide block 222, the frame assembly further comprises a second driver 226, the second driver 226 is connected with the clamping assembly through screw rod transmission, and the second driver 226 drives the clamping assembly to move. The frame assembly further comprises a support rod 223, a second proximity sensor 224 and an anti-collision block 225, the second proximity sensor 224 and the anti-collision block 225 are arranged at two ends of the second slide rail 221, the support rod 223 is arranged below the clamping assembly, and the support rod 223 supports the clamping assembly.

According to the turnover positioner provided by the embodiment of the utility model, through adopting the design, at least the following functions can be realized: the first positioning tool 212 pre-clamps the workpiece 9, the position and the angle of the workpiece 9 are adjusted by the first positioning structure, and the second positioning tool 213 further clamps the workpiece 9. Through setting up first location frock 212 and second location frock 213 for the upset machine of shifting can adjust the work piece automatically, has simplified operation, and the upset machine of shifting can conveniently centre gripping work piece.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a machine of shifting overturns which characterized in that includes:

two clamping components that relative setting, two clamping component can be close to relatively or keep away from, clamping component includes: a substrate;

the first positioning tool is fixedly arranged on the substrate and comprises a first positioning structure matched with the workpiece;

the second positioning tool is movably arranged on the substrate and comprises a second positioning structure matched with the workpiece.

2. The inversion positioner of claim 1, wherein: the first positioning structure comprises a positioning block, and the positioning block is clamped into a groove of a workpiece.

3. The inversion positioner of claim 1 or 2, wherein: a first proximity sensor is disposed on the substrate.

4. The inversion positioner of claim 1, wherein: the second positioning structure comprises a step part used for clamping the edge of the workpiece.

5. The inversion positioner of claim 4, wherein: the step part is provided with a cushion pad.

6. The inversion positioner of claim 1, wherein: the base plate is provided with a first slide rail, the second positioning tool is arranged on the first slide rail, and the second positioning tool can move along the first slide rail.

7. The inversion positioner of claim 1, wherein: the overturning positioner comprises a machine table and a clamp module, wherein the clamp module is arranged on the machine table, the clamp module comprises a clamping assembly, the clamp module further comprises a frame assembly, and the clamping assembly is movably arranged on the frame assembly.

8. The inversion positioner of claim 7, wherein: the frame subassembly includes the second slide rail, the centre gripping subassembly sets up on the second slide rail, the centre gripping subassembly can follow the second slide rail removes.

9. The inversion positioner of claim 8, wherein: the frame subassembly includes the second proximity sensor, the both ends of second slide rail set up the second proximity sensor.

10. An automatic welding workstation which characterized in that: automated welding station comprising an inversion positioner according to any of claims 1 to 9.