CN218612522U - Tool for controlling welding deformation of part - Google Patents
Tool for controlling welding deformation of part Download PDFInfo
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- CN218612522U CN218612522U CN202222424108.6U CN202222424108U CN218612522U CN 218612522 U CN218612522 U CN 218612522U CN 202222424108 U CN202222424108 U CN 202222424108U CN 218612522 U CN218612522 U CN 218612522U
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Abstract
The utility model discloses a tool for controlling welding deformation of parts, which comprises a base, a driving component, a positioning mechanism and a distance measuring component; the base is provided with at least one driving assembly, the driving assembly comprises a driving source and a mounting plate, and the driving source is used for driving the mounting plate to vertically lift; the mounting plate is provided with at least one positioning mechanism which is used for positioning and fixing a part to be welded; the base is provided with at least one distance measuring assembly, and the distance measuring assembly is used for measuring the deformation of the set position of the part to be welded. Through the optimization to the frock structure, the control to part welding deformation does not rely on experience, has reduced the influence of human factor, can be comparatively high-efficient, control the deformation of part fast, the product percent of pass can promote.
Description
Technical Field
The utility model relates to an automobile parts welds technical field, especially relates to a frock for controlling part welding deformation.
Background
The body structure of an automobile is generally divided into a non-load-bearing body and a load-bearing body, wherein the non-load-bearing body is commonly used on a truck, a passenger car, a cross-country SUV and a part of high-class cars due to better stability and safety.
The frame of the non-bearing type vehicle body comprises a left longitudinal beam assembly, a right longitudinal beam assembly, a cross beam assembly, a vehicle body supporting seat assembly, a carriage supporting seat assembly and other components, the components are generally processed by a welding process, and welding deformation can accompany the whole welding process, so that the key point is how to control the welding deformation of the frame assembly in the welding process so as to improve the overall dimension qualification rate of the frame. It should be noted that the welding deformation of the frame assembly herein includes the deformation of each component of the frame assembly during the welding process and the deformation of each component during the welding process to form the frame assembly.
The existing control of welding deformation of a frame assembly mainly comprises pre-welding deformation and post-welding shape correction; the pre-deformation before welding refers to that the positioning adjustment of reverse deformation is used on a clamp in advance before welding according to the welding deformation condition so as to realize the welding deformation control of the welded part, and the positioning adjustment is realized by adjusting a gasket, namely the adjusting gasket is arranged in the opposite direction of the deformation; the post-welding shape correction means that after welding, a fixture is adopted to fix a clamping part, and force is applied to a deformed part to achieve the purpose of correction according to the welding deformation condition.
The existing pre-welding pre-deformation and post-welding shape correction are controlled based on experience, but factors influencing welding deformation are very many in the mass production process, if the mode is still adopted, a large amount of welding verification is needed to find a deformation rule and an adjustment method, in the welding deformation control, a production line needs to be stopped and corrected according to conditions, the productivity is influenced, the consistency of product quality cannot be controlled, and the repair cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a frock for controlling part welding deformation, through the optimization to the frock structure, the control to part welding deformation does not rely on experience, has reduced the influence of human factor, can comparatively high-efficient, control part's deflection fast, the product percent of pass can promote.
In order to solve the technical problem, the utility model provides a tool for controlling the welding deformation of parts, which comprises a base, a driving component, a positioning mechanism and a distance measuring component;
the base is provided with at least one driving assembly, the driving assembly comprises a driving source and a mounting plate, and the driving source is used for driving the mounting plate to vertically lift;
the mounting plate is provided with at least one positioning mechanism which is used for positioning and fixing the part to be welded;
the base is provided with at least one distance measuring assembly, and the distance measuring assembly is used for measuring the deformation of the set position of the part to be welded.
The utility model provides a frock is used for controlling part welding deformation, in operation, will treat to weld positioning mechanism location and fixed for the part, drive source drive mounting panel vertical lift through drive assembly, come the ascending or decline of control mounting assembly on the mounting panel, with this realization to treating the deflection control of the settlement position of welding the part, the control of deflection is controlled through drive assembly, measure the deflection numerical value of treating the part through the range finding subassembly, can control drive assembly's action according to the real-time feedback of range finding subassembly, the influence of human factor has been reduced, simultaneously can adjust control the deflection of welding in process of production, the production line need not to stop the line rectification, this frock also is applicable to the orthopedic after the welding, generally speaking, this frock can be comparatively high-efficient, the deflection of part is controlled fast, improve the qualification rate of product.
The tooling for controlling the welding deformation of the part further comprises a plurality of guide structures, each guide structure comprises a guide pillar and a guide sleeve, each guide sleeve is sleeved on the corresponding guide pillar, the guide pillars and the guide sleeves are in sliding fit in the vertical direction, one of the guide pillars and the guide sleeves is fixedly connected with the base, and the other of the guide pillars and the guide sleeves is fixedly connected with the mounting plate.
According to the tool for controlling welding deformation of the parts, the driving source comprises the servo motor, the speed reducer and the screw lift, the servo motor is in transmission connection with the screw lift through the speed reducer, and the mounting plate is connected with the screw lift.
According to the tool for controlling welding deformation of the parts, the scale assembly is further installed on the base and used for measuring the lifting distance of the mounting plate.
The tooling for controlling the welding deformation of the parts comprises a mounting seat, a graduated scale and a pointer, wherein the mounting seat is fixedly connected with the base, the graduated scale is fixedly arranged on the mounting seat, the pointer is relatively fixed with the mounting plate, and the pointer points to the graduation position of the graduated scale.
As above be used for controlling part welding deformation's frock, the range finding subassembly is including installation stand and laser range finder, the bottom of installation stand with the base rigid coupling, the laser range finder install in the top of installation stand.
According to the tooling for controlling the welding deformation of the parts, the upper end of the mounting upright post penetrates through the mounting plate, and/or the top end of the mounting upright post is connected with the mounting cross rod, and the laser range finder is mounted on the mounting cross rod.
The positioning mechanism comprises a clamping positioning assembly, the clamping positioning assembly comprises a clamping cylinder body and two clamping arms, the clamping cylinder body is used for driving the two clamping arms to transversely move so as to clamp the part to be welded, and a positioning block and/or a positioning pin are/is arranged on the clamping cylinder body.
The tooling for controlling the welding deformation of the part comprises a positioning mechanism, and the positioning mechanism further comprises a pressing assembly, wherein the pressing assembly comprises a pressing cylinder and a pressing arm, and the pressing cylinder is used for driving the pressing arm to vertically move so as to press the part to be welded.
According to the tooling for controlling the welding deformation of the parts, the clamping force output by the clamping cylinder body is not less than 1.5T, and/or the pressing force output by the pressing cylinder is not less than 1.5T.
Drawings
FIG. 1 is a schematic structural diagram of a tooling for controlling welding deformation of a longitudinal beam in a specific embodiment;
FIG. 2 is a schematic structural diagram of a driving assembly, a distance measuring assembly and a scale assembly in the tool shown in FIG. 1;
FIG. 3 is a schematic view of the gauge assembly of FIG. 2;
FIG. 4 is a schematic diagram of the ranging assembly of FIG. 2;
FIG. 5 is a schematic structural diagram of a positioning mechanism in the tooling shown in FIG. 1;
FIG. 6 is a schematic view of the clamp positioning assembly of FIG. 5;
FIG. 7 is a schematic structural diagram of a tooling for post-weld shape correction control of a frame assembly in accordance with an exemplary embodiment.
Description of the reference numerals:
a base 11;
the driving assembly 12, the mounting plate 121, the servo motor 122, the screw lifter 123, the guide structure 124, the guide sleeve 1241, the guide post 1242 and the speed reducer 125;
the positioning mechanism 13, the clamping and positioning component 131, the clamping cylinder body 1311, the clamping arm 1312, the positioning block 1313, the orientation pin 1314, the clamping block 1315, the pressing component 132, the pressing cylinder 1321, the pressing arm 1322, the pressing block 1323, the supporting seat 1324 and the protective cover 1325;
the distance measuring assembly 14, the mounting upright post 141, the laser distance measuring instrument 142 and the mounting cross rod 143;
the scale assembly 15, the mounting base 151, the graduated scale 152, the pointer 153, the pointer plate 154, the protective shell 155;
Detailed Description
In order to make the technical field better understand the solution of the present invention, the following detailed description is given with reference to the accompanying drawings and the detailed description.
The utility model provides a frock is used for the welding deformation of control part, for example the welding deformation of steerable frame assembly, the welding deformation of frame assembly here, including the welding deformation of the single part of frame assembly, for example anterior segment longeron, well back end longeron etc. also includes the holistic welding deformation of frame assembly, is about to weld each part of frame assembly as an organic whole and warp. Whether a single part or a frame assembly of parts ultimately affects the quality of this integral component of the frame assembly.
Without loss of generality, the following description will be given by taking the application of the tooling to the welding deformation control of the longitudinal beam as an example in conjunction with fig. 1 to 6, in this example, the part to be welded is the longitudinal beam 01.
As shown in fig. 1 and 2, in the present embodiment, the tool includes a base 11, a driving assembly 12, a positioning mechanism 13, and a distance measuring assembly 14.
Wherein, install at least one drive assembly 12 on the base 11, drive assembly 12 includes driving source and mounting panel 121, and the driving source is used for driving mounting panel 121 vertical lift.
At least one positioning mechanism 13 is mounted on the mounting plate 121 of each driving assembly 12, and the positioning mechanism 13 is used for positioning and fixing the longitudinal beam 01. Generally, the position of the positioning mechanism 13 with respect to the side member 01 is a position at which the welding deformation amount of the side member 01 needs to be controlled.
At least one distance measuring assembly 14 is further mounted on the base 11, and the distance measuring assembly 14 is used for measuring the deformation of the set position of the longitudinal beam 01, and it can be understood that the distance measuring assembly 14 is generally arranged in cooperation with the positioning mechanism 13.
After the arrangement, in the welding process, the longitudinal beam 01 can be positioned and fixed through the positioning mechanism 13, the mounting plate 121 is driven to vertically lift through the driving source of the driving assembly 12, the positioning mechanism 13 mounted on the mounting plate 121 is driven to vertically lift or descend, and therefore the deformation of the positioning mechanism 13 to the fixed position of the longitudinal beam 01 can be controlled; it will be appreciated that the tool is also suitable for post-weld orthopaedic applications, where the actuation of the drive assembly 12 is controlled in accordance with the orthopaedic requirement at the post-weld setting, and the actual orthopaedic amount is accurately controlled to the required orthopaedic amount by measurement by the distance measuring assembly 14. In sum, the tool can efficiently and quickly control the deformation of parts such as the frame assembly, improves the qualified rate of products, and is suitable for the mass production of the parts such as the frame assembly.
It should be noted that, for a tooling, the number of driving assemblies 12 arranged on the base 11, the number of positioning mechanisms 13 mounted on the mounting plate 121 of each driving assembly 12, the layout of the driving assemblies 12 and the positioning mechanisms 13, and the like are determined according to the parts to be welded, and the deformation positions and the deformation amounts of different parts to be welded are controlled differently. It can be understood that when a plurality of driving assemblies 12 are provided, the actions of the driving assemblies 12 are independent from each other and do not affect each other, so as to meet the requirements of different deformation directions and different deformation amounts of different parts of the same part to be welded, that is, the deformation amount of the set position of the part to be welded can be accurately controlled through the layout.
As shown in fig. 2, in the present embodiment, the driving source of the driving assembly 12 includes a servo motor 122 and a screw lift 123, the mounting plate 121 is specifically connected to the screw lift 123, and the servo motor 122 is in transmission connection with the screw lift 123 and is configured to drive the screw lift 123 to drive the mounting plate 121 to vertically lift, so as to drive the positioning mechanism 13 mounted on the mounting plate 121 to lift or lower.
Further, a speed reducer 125 may be provided between the servo motor 122 and the screw lift 123 as necessary to control the lifting speed of the screw lift 123 and ensure stability and reliability of the deformation amount control.
In other embodiments, the driving source may be driven by other methods, such as hydraulic driving. Relatively speaking, the servo motor 122 can more precisely control the distance that the mounting plate 121 drives the positioning mechanism 13 to ascend and descend, so as to precisely control the deformation amount.
In this embodiment, the driving assembly 12 may further be provided with a plurality of guiding structures 124 for guiding the movement of the mounting plate 121 to ensure that the mounting plate 121 is vertically raised or lowered, thereby ensuring the accuracy of the deformation amount control of the parts to be welded.
Specifically, the guiding structure 124 includes a guide sleeve 1241 and a guide post 1242, the guide sleeve 1241 is sleeved outside the guide post 1242, and the two are in sliding fit along the vertical direction, in fig. 2, the upper end of the guide post 1242 is fixedly connected to the mounting plate 121, and after being mounted on the base 11, the guide sleeve 1241 is fixed to the base 11, so that when the driving source drives the mounting plate 121 to move, the mounting plate 121 and the guide post 1242 move together, and under the sliding fit of the guide post 1242 and the guide sleeve 1241, the movement of the mounting plate 121 can be guided to ensure that the mounting plate 121 ascends or descends along the vertical direction.
In other embodiments, the guide sleeve 1241 may be fixedly connected to the mounting plate 121, and the guide post 1242 may be fixedly connected to the base 11.
While in the embodiment of fig. 2, one drive assembly 12 is provided with four guide structures 124, which are respectively located at four corners of the mounting plate 121, in other embodiments, the number and arrangement of the guide structures 124 may be varied, such as only one or two or three or more guide structures 124, according to the actual needs.
In other embodiments, the guiding structure 124 is not limited to the cooperation between the guiding post 1242 and the guiding sleeve 1241, and may be configured as a sliding block, a sliding rail, or the like.
In this embodiment, the base 11 of the fixture is further provided with a scale assembly 15, and the scale assembly 15 is used for measuring the lifting distance of the mounting plate 121, so that the zero position of the mounting plate 121 can be conveniently determined during installation, debugging or maintenance.
It will be appreciated that the scale assemblies 15 are provided in a number and arrangement that matches the drive assembly 12.
Referring to fig. 3, fig. 3 is a schematic structural diagram of the scale assembly shown in fig. 2.
In this embodiment, the scale assembly 15 includes a mounting base 151, a scale 152 and a pointer 153, wherein the mounting base 151 is fixedly connected to the base 11, the scale 152 is fixedly disposed on the mounting base 151, the pointer 153 is relatively fixed to the mounting plate 121, and the pointer 153 points to a scale position of the scale 152, and it can be understood that the pointer 153 is fixed to the mounting plate 121, but needs to cooperate with the scale 152 to read the scale.
During the use, the pointer 153 is driven to go up and down together when the mounting panel 121 goes up and down, the lifting distance of the mounting panel 121 can be determined by reading the reading that the pointer 153 points to the graduated scale 152 before and after going up and down, the zero position of the mounting panel 121 can be determined certainly, and when the mounting panel 121 is applied to different parts to be welded, the mounting panel 121 is conveniently adjusted back to the zero position.
Specifically, the pointer 153 may be fixed to the mounting plate 121 by a pointer plate 154, and in fig. 3, the pointer plate 154 is substantially Z-shaped. In other embodiments, the pointer plate 154 may have other shapes, so long as it is convenient to fix the pointer plate to the mounting plate 121 and to point the pointer 153 to the scale 152.
Specifically, the scale assembly 15 further comprises a protective shell 155, and the protective shell 155 covers the scale 152 to protect the scale 152.
Referring to fig. 4, fig. 4 is a schematic structural diagram of the ranging module in fig. 2.
As described above, since the positioning mechanism 13 is lifted and lowered with the lifting and lowering of the mounting plate 121, so that the deformation of the part to be welded at the position of the positioning mechanism 13 can be controlled, the distance measuring unit 14 for measuring the deformation should be designed in cooperation with the positioning mechanism 13 or the driving unit 12.
In this embodiment, the distance measuring assembly 14 includes an installation column 141 and a laser distance meter 142, the bottom end of the installation column 141 is fixedly connected to the base 11, and the laser distance meter 142 is installed at the top end of the installation column 141; when the method is used, before and after the set position of the part to be welded is controlled to deform, the distance between the probe of the part to be welded and the set position is measured through the laser range finder 142, and the deformation amount of the set position can be determined.
Adopt laser range finder 142 need not with treat that the welding part direct contact just can realize measuring, convenient again is accurate, can avoid causing the influence to the range finding structure because of the position change who treats the welding part, also can avoid the range finding structure set up the deformation adjustment of interference treating the welding part.
Specifically, in order to conveniently adjust the relative position between the laser range finder 142 and the set position of the part to be welded, a mounting cross rod 143 may be further connected to the top end of the mounting upright 141, and the laser range finder 142 may be mounted on the mounting cross rod 143.
The positioning mechanism 13 is mounted on the mounting plate 121, and the positioning position of the part to be welded is located above the mounting plate 121, generally speaking, the position for controlling the deformation is also located above the mounting plate 121, and in order to facilitate measurement and ensure the measurement accuracy, when specifically setting, the mounting upright post 141 can pass through the mounting plate 121, so that the laser distance measuring instrument 142 is located above the mounting plate 121, as shown in fig. 2.
According to the shape of the part to be welded, the welding requirements and the like, the positioning and fixing requirements of different positions of the part to be welded are different, and accordingly, the structural arrangement of the positioning mechanism 13 is different, that is, for the same part to be welded, if more than two positions of the part to be welded need the positioning mechanism 13 to be positioned and fixed, the positioning mechanisms 13 can be arranged in the same way, or can be arranged in different ways according to requirements.
Referring to fig. 5 and 6 together, fig. 5 is a schematic structural diagram of a positioning mechanism in the tool shown in fig. 1; fig. 6 is a schematic structural view of the clamping and positioning assembly in fig. 5.
In the present embodiment, the positioning mechanism 13 includes a clamping positioning assembly 131, the clamping positioning assembly 131 includes a clamping cylinder body 1311 and two clamping arms 1312, the clamping cylinder body 1311 is used for driving the two clamping arms 1312 to move along the transverse direction to clamp the part to be welded, here, the longitudinal beam 01 is taken as an example, as shown in fig. 5 and 6, the two clamping arms 1312 are arranged along the width direction of the longitudinal beam 01, when in application, the longitudinal beam 01 is placed between the two clamping arms 1312, and the two clamping arms 1312 can move towards each other to clamp the longitudinal beam 01 along the transverse direction by driving the clamping cylinder body 1311. Specifically, to protect the side member 01, a clamp block 1315 may be attached to the clamp arm 1312, and the clamp block 1315 may be in direct contact with the side member 01 during operation.
In order to avoid the displacement of the longitudinal beam 01, a positioning block 1313 and a positioning pin 1314 are further arranged on the clamping cylinder body 1311. The locating block 1313 and locating pin 1314 may be selectively configured as desired.
According to the positioning and fixing requirements, the positioning mechanism 13 may also include a pressing assembly 132, the pressing assembly 132 is used in cooperation with the clamping and positioning assembly 131, the pressing assembly 132 includes a pressing cylinder 1321 and a pressing arm 1322, and the pressing cylinder 1321 is used for driving the pressing arm 1322 to vertically act to press the longitudinal beam 01. Specifically, in order to protect the longitudinal beam 01, a pressing block 1323 may be mounted on the pressing arm 1322, and the pressing block 1323 is in direct contact with the longitudinal beam 01 when the longitudinal beam 01 is pressed.
Specifically, the pressing assembly 132 may further include a supporting seat 1324, the pressing cylinder 1321 may be fixed to the mounting plate 121 through the supporting seat 1324, and a protective cover 1325 may be further provided to protect the pressing cylinder 1321.
The clamping cylinder body 1311 and the pressing cylinder 1321 can be realized based on the prior art, and the specific structure, the working principle and the like are not described in detail.
During configuration, the force output by the clamping cylinder body 1311 and the pressing cylinder 1321 is not less than 1.5T, so that the stable reliability of the position and shape accuracy of the part to be welded in the welding process and the process of maintaining the position and shape accuracy after welding is ensured.
It is again noted that the positioning mechanism 13 may be provided with only the aforementioned clamping and positioning assembly 131, or with both the clamping and positioning assembly 131 and the pressing assembly 132, depending on the positioning requirements.
Referring to fig. 7 together, fig. 7 is a schematic structural diagram of a tooling for controlling post-weld shape righting of a frame assembly according to an embodiment.
The structural composition of the tool shown in fig. 7 is similar to that of fig. 1, and the tool also includes a base 11, a driving assembly 12 mounted on the base 11, and a positioning mechanism 13 mounted on a mounting plate of the driving assembly 12, but the frame assembly 02 is an application object in fig. 7, so the number of the driving assemblies 12, the number of the positioning mechanisms 13, the arrangement position, and the like are different from those shown in fig. 1, but the working principles of the two are the same, and are not repeated here.
It can be understood that the tool provided by the application is suitable for deformation or shape correction control in the welding process and after welding of various different parts.
It should be further noted that the structural arrangement of the tool also facilitates realization of automatic control, specifically, the master control of the production line can be in communication connection with the driving assembly 12 and the ranging assembly 14 of the tool, and the action of the driving assembly 12 is automatically controlled through the feedback of the ranging assembly 14 according to requirements.
It is right above the utility model provides a frock for controlling part welding deformation has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (10)
1. The tool for controlling the welding deformation of the part is characterized by comprising a base, a driving assembly, a positioning mechanism and a distance measuring assembly;
the base is provided with at least one driving assembly, the driving assembly comprises a driving source and a mounting plate, and the driving source is used for driving the mounting plate to vertically lift;
the mounting plate is provided with at least one positioning mechanism which is used for positioning and fixing a part to be welded;
the base is provided with at least one distance measuring assembly, and the distance measuring assembly is used for measuring the deformation of the set position of the part to be welded.
2. The tooling of claim 1, wherein the driving assembly further comprises a plurality of guiding structures, each guiding structure comprises a guide post and a guide sleeve, the guide sleeve is sleeved on the guide post, the guide post and the guide sleeve are vertically slidably engaged, one of the guide post and the guide sleeve is fixedly connected to the base, and the other of the guide post and the guide sleeve is fixedly connected to the mounting plate.
3. The tool for controlling the welding deformation of the parts according to claim 1, wherein the driving source comprises a servo motor, a speed reducer and a screw lift, the servo motor is in transmission connection with the screw lift through the speed reducer, and the mounting plate is connected with the screw lift.
4. The tool for controlling the welding deformation of the parts according to claim 1, wherein a scale assembly is further mounted on the base and used for measuring the lifting distance of the mounting plate.
5. The tooling for controlling the welding deformation of the parts according to claim 4, wherein the scale assembly comprises a mounting seat, a graduated scale and a pointer, the mounting seat is fixedly connected with the base, the graduated scale is fixedly arranged on the mounting seat, the pointer is relatively fixed with the mounting plate, and the pointer points to the graduation position of the graduated scale.
6. The tool for controlling welding deformation of the parts according to claim 1, wherein the distance measuring assembly comprises an installation upright column and a laser distance measuring instrument, the bottom end of the installation upright column is fixedly connected with the base, and the laser distance measuring instrument is installed at the top end of the installation upright column.
7. The tool for controlling welding deformation of parts according to claim 6, wherein the upper end of the mounting upright penetrates through the mounting plate, and/or the top end of the mounting upright is connected with a mounting cross rod, and the laser range finder is mounted on the mounting cross rod.
8. The tooling for controlling the welding deformation of the parts according to any one of claims 1 to 7, wherein the positioning mechanism comprises a clamping and positioning assembly, the clamping and positioning assembly comprises a clamping cylinder body and two clamping arms, the clamping cylinder body is used for driving the two clamping arms to move along the transverse direction to clamp the parts to be welded, and a positioning block and/or a positioning pin are/is arranged on the clamping cylinder body.
9. The tooling for controlling the welding deformation of the parts according to claim 8, wherein the positioning mechanism further comprises a pressing assembly, the pressing assembly comprises a pressing cylinder and a pressing arm, and the pressing cylinder is used for driving the pressing arm to vertically act to press the parts to be welded.
10. The tooling for controlling the welding deformation of the parts according to the claim 9, characterized in that the clamping force output by the clamping cylinder body is not less than 1.5T, and/or the pressing force output by the pressing cylinder is not less than 1.5T.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222424108.6U CN218612522U (en) | 2022-09-13 | 2022-09-13 | Tool for controlling welding deformation of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222424108.6U CN218612522U (en) | 2022-09-13 | 2022-09-13 | Tool for controlling welding deformation of part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218612522U true CN218612522U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222424108.6U Active CN218612522U (en) | 2022-09-13 | 2022-09-13 | Tool for controlling welding deformation of part |
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| Country | Link |
|---|---|
| CN (1) | CN218612522U (en) |
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- 2022-09-13 CN CN202222424108.6U patent/CN218612522U/en active Active
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