CN222448942U - A frame assembly tool - Google Patents
A frame assembly tool Download PDFInfo
- Publication number
- CN222448942U CN222448942U CN202420360304.8U CN202420360304U CN222448942U CN 222448942 U CN222448942 U CN 222448942U CN 202420360304 U CN202420360304 U CN 202420360304U CN 222448942 U CN222448942 U CN 222448942U
- Authority
- CN
- China
- Prior art keywords
- frame
- platform
- positioning mechanism
- assembly
- reference platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Automatic Assembly (AREA)
Abstract
本实用新型公开了一种车架组对工装，包括第一方向依次设置有第一定位机构、第二定位机构、第三定位机构的基准平台；车架沿第一方向包括依次连接的车架头部、车架中部和车架尾部；其中第一定位机构，可滑动地连接于车架头部；第二定位机构连接于车架中部；第三定位机构可滑动地连接于车架尾部。可见，该车架组对工装通过基准平台上的三个定位机构分别连接车架的头部、中部以及尾部，将车架的各个部位进行组对，同时第一定位机构可滑动地连接于车架头部，第三定位机构可滑动地连接于车架尾部，即车架的头部可以向车架中部靠近，车架的尾部也可以向车架中部靠近，以完成车架的组对，该结构简单，降低了工人的劳动强度，能够提高生产效率。
The utility model discloses a frame assembly tool, including a reference platform with a first positioning mechanism, a second positioning mechanism, and a third positioning mechanism arranged in sequence in a first direction; the frame includes a frame head, a frame middle, and a frame tail connected in sequence along the first direction; wherein the first positioning mechanism is slidably connected to the frame head; the second positioning mechanism is connected to the frame middle; and the third positioning mechanism is slidably connected to the frame tail. It can be seen that the frame assembly tool is connected to the frame head, the middle, and the tail through the three positioning mechanisms on the reference platform, and the various parts of the frame are assembled, and at the same time, the first positioning mechanism is slidably connected to the frame head, and the third positioning mechanism is slidably connected to the frame tail, that is, the frame head can be close to the frame middle, and the frame tail can also be close to the frame middle, so as to complete the frame assembly, and the structure is simple, reduces the labor intensity of workers, and can improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of tools, in particular to a frame assembly tool.
Background
At present, after the front section and the rear section of the frame are assembled, welded and the like on the premise of no professional tool, large welding deformation easily occurs, the precision is difficult to meet the requirement of drawing, meanwhile, the labor intensity is high, the reworking cost is high, and the production efficiency is low.
Disclosure of utility model
Therefore, the utility model aims to provide the frame assembling tool, which can be used for respectively connecting the head part, the middle part and the tail part of the frame through the three positioning mechanisms on the reference platform, so that all parts of the frame are assembled, the structure is simple, and the labor intensity of workers is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A frame assembly tool comprises a reference platform which is sequentially provided with a first positioning mechanism, a second positioning mechanism and a third positioning mechanism along a first direction;
the frame comprises a frame head part, a frame middle part and a frame tail part which are sequentially connected along the first direction;
The first positioning mechanism is slidably connected to the frame head;
the second positioning mechanism is connected to the middle part of the frame;
And the third positioning mechanism is slidably connected to the tail part of the frame.
Optionally, in the frame assembly tooling, the first positioning mechanism includes a first platform, a first clamping assembly, and a first moving assembly;
the first platform is arranged on the reference platform, and the frame head is positioned on the first platform;
The first clamping assembly is arranged on the first platform to connect the first platform and the frame head;
The first moving assembly is connected with the first platform and the reference platform and can control the first platform to be close to or far away from the middle part of the frame.
Optionally, in the above-mentioned frame assembly tooling, the second positioning mechanism includes a bracket and a rolling element disposed on the bracket;
the support is arranged on the reference platform;
The bottom surface of the longitudinal beam in the middle of the frame is abutted with the rolling piece, and the longitudinal beam can be controlled to be close to or far away from the head of the frame.
Optionally, in the above-mentioned frame pairing tool, the second positioning mechanism further includes a guide assembly, and the rolling member is matched to move the longitudinal beam in the middle of the frame to a target position.
Optionally, in the frame assembly tooling, the guide assemblies are located at two sides of the longitudinal beam along the second direction;
the guide assembly comprises a stand column positioned on the reference platform, and the dimension of the stand column is larger than that of the longitudinal beam along the vertical direction;
the side of stand face that deviates from the longeron is provided with the spliced pole.
Optionally, in the frame assembly tooling, the upright post is provided with a lightening hole;
and/or the reinforcing column is provided with a lightening hole.
Optionally, in the frame assembly tooling, the third positioning mechanism includes a second platform, a stop, and a second moving component;
The second platform is arranged on the reference platform, and the tail part of the frame is positioned on the second platform;
The stop piece is positioned at one end of the second platform, which is away from the middle part of the frame, and can prevent the tail part of the frame from moving to one side, which is away from the middle part of the frame;
The second moving assembly is connected with the second platform and the reference platform and can control the second platform to be close to or far away from the middle part of the frame.
Optionally, in the above-mentioned frame pairing tool, the first moving assembly includes a hydraulic cylinder, two ends of the hydraulic cylinder are respectively connected with the first platform and the reference platform.
Optionally, in the above-mentioned frame pairing tool, the second moving assembly includes a hydraulic cylinder, two ends of the hydraulic cylinder are respectively connected with the second platform and the reference platform.
Optionally, in the frame assembly tooling, the reference platform further includes a fourth positioning mechanism protruding from the reference platform body along a third direction;
The third direction is coplanar with the first direction, and the included angle is more than 0 degrees and less than or equal to 90 degrees;
The cross beam of the frame is slidably arranged on the fourth positioning mechanism, and the cross beam passes through the opening on the longitudinal beam to move to a target position.
Optionally, in the above-mentioned frame pairing tool, the fourth positioning mechanism includes a third moving assembly, the third moving assembly includes a driving belt, and the cross beam is located on the driving belt, so that the cross beam is driven by the driving belt to pass through the opening on the longitudinal beam.
Optionally, in the above-mentioned frame assembly tooling, the device further includes a distance adjusting device, configured to be used for abutting a portion between the frame and the reference platform;
The distance adjusting device comprises a first cushion block and a second cushion block, the first cushion block is connected with the reference platform, the second cushion block is arranged between the reference platform and the frame, and the second cushion block is provided with a U-shaped notch.
According to the technical scheme, the three positioning mechanisms on the reference platform are respectively connected with the head part, the middle part and the tail part of the frame, all parts of the frame are assembled, meanwhile, the first positioning mechanism is slidably connected with the head part of the frame, the third positioning mechanism is slidably connected with the tail part of the frame, namely, the head part of the frame can be close to the middle part of the frame, and the tail part of the frame can also be close to the middle part of the frame, so that the assembly of the frame is completed.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a frame assembly tool according to an embodiment of the present utility model.
Wherein:
1-a standard platform, 21-a frame head part, 22-a frame middle part, 23-a frame tail part,
31-First platform, 41-bracket, 5-guide component, 51-upright post, 52-reinforcing post, 6-lightening hole,
71-Second platform, 8-crossbeam.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the embodiment of the utility model provides a frame assembly tool.
Firstly, the frame assembly tool comprises a reference platform 1, wherein a first positioning mechanism, a second positioning mechanism and a third positioning mechanism are sequentially arranged in a first direction, a frame comprises a frame head 21, a frame middle 22 and a frame tail 23 which are sequentially connected in the first direction, the first positioning mechanism is slidably connected with the frame head 21, the second positioning mechanism is connected with the frame middle 22, and the third positioning mechanism is slidably connected with the frame tail 23.
It can be seen that, in the frame assembly tooling provided by the embodiment of the utility model, the three positioning mechanisms on the reference platform 1 are respectively connected with the head, the middle and the tail of the frame to assemble each part of the frame, meanwhile, the first positioning mechanism is slidably connected with the head 21 of the frame, the third positioning mechanism is slidably connected with the tail 23 of the frame, namely, the head of the frame can approach the middle 22 of the frame, and the tail of the frame can approach the middle 22 of the frame to complete the assembly of the frame. It should be noted that the first direction is a length direction of the frame, and is shown in detail in an arrow direction in fig. 1.
In specific implementation, the first positioning mechanism comprises a first platform 31, a first clamping component and a first moving component, wherein the first platform 31 is arranged on the reference platform 1, the frame head 21 is arranged on the first platform 31, the first clamping component is arranged on the first platform 31 to connect the first platform 31 and the frame head 21, and the first moving component is connected with the first platform 31 and the reference platform 1 and can control the first platform 31 to be close to or far away from the middle part 22 of the frame. It should be noted that the first clamping assembly may be a hydraulic cylinder or a spring to provide the clamping force, but is not limited thereto, and the principle of applying the force to the frame head 21 by the first clamping assembly and the specific structure of the first clamping assembly may be specifically designed by those skilled in the art according to actual needs.
In particular, the first positioning mechanism further includes a limiting member disposed on the first platform 31, so as to prevent the frame head 21 from moving to a side away from the frame middle 22. It should be noted that, the specific structure of the limiting member can be specifically designed by those skilled in the art according to actual needs.
In specific implementation, the second positioning mechanism comprises a bracket 41 and a rolling element arranged on the bracket 41, the bracket 41 is arranged on the reference platform 1, and the bottom surface of the longitudinal beam of the middle part 22 of the frame is abutted with the rolling element and can control the longitudinal beam to be close to or far from the head 21 of the frame. It should be noted that, as long as the longitudinal beam can be ensured to move in the direction approaching or separating from the head of the workshop, the number of rolling elements on the bracket 41 and the number of the brackets 41 are not particularly limited, and those skilled in the art can perform specific design according to actual needs.
In specific implementation, the height of the bracket 41 is adjustable, so that the longitudinal beams can be conveniently adjusted to a proper assembly position (i.e. target height), the bracket 41 can be provided with a cushion block with adjustable thickness, or the bracket 41 is of a telescopic structure which is telescopic along the height direction, but the telescopic structure is not limited to the telescopic structure, so long as the longitudinal beams can be adjusted to the target height, and a specific structure of the bracket 41 can be designed by a person skilled in the art according to actual needs.
In particular, the second positioning mechanism further comprises a guide assembly 5 for moving the longitudinal beam of the frame middle 22 to a target position in cooperation with the rolling elements. The device has the functions of guiding the movement of the longitudinal beam and preventing the longitudinal beam from toppling.
In the concrete implementation, the guide assemblies 5 are located on two sides of the longitudinal beam along the second direction, the guide assemblies 5 comprise upright posts 51 located on the reference platform 1, the size of each upright post 51 in the vertical direction is larger than that of the corresponding longitudinal beam, the longitudinal beam is prevented from toppling over, the longitudinal beam is protected, reinforcing columns 52 are arranged on the side faces, away from the longitudinal beam, of each upright post 51, bending strength of each upright post 51 is improved, and the longitudinal beam is further prevented from toppling over. It should be noted that the gap between the two side guide assemblies 5 is larger than the dimension of the longitudinal beam along the second direction. The second direction is perpendicular to the longitudinal direction of the stringers.
In practice, the uprights 51 are provided with lightening holes 6 and/or the reinforcing posts 52 are provided with lightening holes 6. The weight of the tool can be reduced while the structural strength of the upright posts 51 and the reinforcing posts 52 is not affected.
In specific implementation, the third positioning mechanism comprises a second platform 71, a stop piece and a second moving component, wherein the second platform 71 is arranged on the reference platform 1, the frame tail part 23 is positioned on the second platform 71, the stop piece is positioned at one end of the second platform 71, which is away from the frame middle part 22, and can prevent the frame tail part 23 from moving to one side, which is away from the frame middle part 22, of the second platform, and the second moving component is connected with the second platform 71 and the reference platform 1 and can control the second platform 71 to be close to or far away from the frame middle part 22. It should be noted that, the specific structure of the stop member can be specifically designed by those skilled in the art according to actual needs.
In particular, the third positioning mechanism comprises a support member disposed on the second platform 71, and a free end of the support member is configured to abut the frame tail 23, so as to better support the frame tail 23.
In specific implementation, the first moving assembly comprises a hydraulic cylinder, and two ends of the hydraulic cylinder are respectively connected with the first platform 31 and the reference platform 1. But not limited thereto, the specific structure of the first moving member may be specifically designed according to actual needs by those skilled in the art.
In specific implementation, the second moving assembly comprises a hydraulic cylinder, and two ends of the hydraulic cylinder are respectively connected with the second platform 71 and the reference platform 1. But not limited thereto, the specific structure of the second moving assembly may be specifically designed according to actual needs by those skilled in the art.
In specific implementation, the reference platform 1 further comprises a fourth positioning mechanism protruding out of the body of the reference platform 1 along a third direction, the third direction is coplanar with the first direction, an included angle is larger than 0 degrees and smaller than or equal to 90 degrees, a cross beam 8 of the frame is slidably arranged on the fourth positioning mechanism, and the cross beam 8 moves to a target position through an opening in the longitudinal beam. The target position is the connection position of the cross member 8 and the side member. The specific value of the included angle between the third direction and the first direction is determined according to the included angle between the cross beam 8 and the longitudinal beam which are assembled as required, as shown in fig. 1, the cross beam 8 and the longitudinal beam are perpendicular to each other, and the included angle between the third direction and the first direction is 90 degrees.
In particular, the fourth positioning mechanism comprises a third movement assembly comprising a belt, the cross beam 8 being positioned on the belt to drive the cross beam 8 through the opening in the longitudinal beam via the belt. But not limited to, the specific structural form of the third moving assembly, and those skilled in the art can make specific designs according to actual needs.
The device comprises a first cushion block and a second cushion block, wherein the first cushion block is connected with the reference platform 1, the second cushion block is arranged between the reference platform 1 and the frame, and the second cushion block is provided with a U-shaped notch, so that the second cushion block is convenient to install and detach. The first pad is connected to the reference platform 1 by screws or by glue. But not limited to, the specific structural form, arrangement position and number of the distance adjusting devices, and those skilled in the art can perform specific design according to actual needs. The distance adjusting device can adjust the height of each component in the frame so as to move each component to a proper height.
In specific implementation, the process of frame pairing is as follows:
Placing the longitudinal beam of the middle part 22 of the frame on a bracket 41 of the second positioning mechanism, and adjusting the position of the longitudinal beam in the horizontal direction through a rolling piece;
placing the frame head 21 on a first platform 31 of a first positioning mechanism, and moving the frame head 21 to a longitudinal beam close to the frame middle 22 through a first displacement assembly;
placing the frame tail 23 on a second platform 71 of the third positioning mechanism, and moving the frame tail 23 by a second displacement assembly to a longitudinal beam adjacent to the frame middle 22;
placing the cross beam 8 of the middle part 22 of the frame on a fourth positioning mechanism, and moving the cross beam 8 to a target position through the opening of the longitudinal beam by a third moving assembly;
The height of each component is adjusted by the distance adjusting device when each component is placed on the reference platform 1 in the frame.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (12)
1. The frame assembly tooling is characterized by comprising a reference platform (1) which is sequentially provided with a first positioning mechanism, a second positioning mechanism and a third positioning mechanism along a first direction;
The frame comprises a frame head part (21), a frame middle part (22) and a frame tail part (23) which are sequentially connected along the first direction;
Wherein, the first positioning mechanism is slidably connected to the frame head (21);
The second positioning mechanism is connected to the middle part (22) of the frame;
A third positioning mechanism is slidably connected to the frame tail (23).
2. The frame pairing tooling of claim 1, wherein the first positioning mechanism comprises a first platform (31), a first clamping assembly, a first moving assembly;
Wherein the first platform (31) is arranged on the reference platform (1), and the frame head (21) is positioned on the first platform (31);
The first clamping assembly is arranged on the first platform (31) to connect the first platform (31) and the frame head (21);
The first moving assembly is connected with the first platform (31) and the reference platform (1) and can control the first platform (31) to be close to or far away from the middle part (22) of the frame.
3. The frame pairing tool according to claim 1, wherein the second positioning mechanism comprises a bracket (41) and a rolling element arranged on the bracket (41);
the bracket (41) is arranged on the reference platform (1);
the bottom surface of the longitudinal beam of the middle part (22) of the frame is abutted with the rolling piece, and the longitudinal beam can be controlled to be close to or far away from the head part (21) of the frame.
4. A frame pairing tooling according to claim 3, wherein the second positioning mechanism further comprises a guide assembly (5) for moving the stringers of the mid-frame (22) to a target position in cooperation with the rolling elements.
5. The frame assembly tooling according to claim 4, wherein the guide assemblies (5) are located on both sides of the longitudinal beam in the second direction;
The guide assembly (5) comprises a vertical column (51) positioned on the reference platform (1), and the size of the vertical column (51) is larger than that of the longitudinal beam along the vertical direction;
the side of the upright (51) facing away from the longitudinal beam is provided with a reinforcing column (52).
6. The frame pairing tool according to claim 5, characterized in that the upright (51) is provided with a lightening hole (6);
And/or the reinforcing column (52) is provided with a lightening hole (6).
7. A frame pairing tooling according to claim 3, wherein the third positioning mechanism comprises a second platform (71), a stop, a second moving assembly;
The second platform (71) is arranged on the reference platform (1), and the frame tail (23) is positioned on the second platform (71);
the stop piece is positioned at one end of the second platform (71) which is away from the middle part (22) of the frame, and can prevent the tail part (23) of the frame from moving to one side which is away from the middle part (22) of the frame;
The second moving assembly is connected with the second platform (71) and the reference platform (1) and can control the second platform (71) to be close to or far away from the middle part (22) of the frame.
8. The frame pairing tool according to claim 2, wherein the first moving assembly comprises a hydraulic cylinder, and two ends of the hydraulic cylinder are respectively connected with the first platform (31) and the reference platform (1).
9. The frame pairing tool according to claim 7, wherein the second moving assembly comprises a hydraulic cylinder, and two ends of the hydraulic cylinder are respectively connected with the second platform (71) and the reference platform (1).
10. A frame pairing tool according to claim 3, wherein the datum platform (1) further comprises a fourth locating mechanism protruding from the body of the datum platform (1) along a third direction;
The third direction is coplanar with the first direction, and the included angle is more than 0 degrees and less than or equal to 90 degrees;
The cross beam (8) of the frame is slidably arranged on the fourth positioning mechanism, and the cross beam (8) passes through the opening on the longitudinal beam to move to a target position.
11. The frame pairing tooling of claim 10, wherein the fourth positioning mechanism comprises a third moving assembly comprising a drive belt, the cross beam (8) being located on the drive belt to drive the cross beam (8) through an aperture in the rail via the drive belt.
12. The frame pairing tool according to any one of claims 1-11, further comprising a distance adjustment device for the abutment of the frame with the reference platform (1);
The distance adjusting device comprises a first cushion block and a second cushion block, the first cushion block is connected with the reference platform (1), the second cushion block is arranged between the reference platform (1) and the frame, and a U-shaped notch is formed in the second cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420360304.8U CN222448942U (en) | 2024-02-26 | 2024-02-26 | A frame assembly tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420360304.8U CN222448942U (en) | 2024-02-26 | 2024-02-26 | A frame assembly tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222448942U true CN222448942U (en) | 2025-02-11 |
Family
ID=94449947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420360304.8U Active CN222448942U (en) | 2024-02-26 | 2024-02-26 | A frame assembly tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222448942U (en) |
-
2024
- 2024-02-26 CN CN202420360304.8U patent/CN222448942U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102498028B (en) | System for framing motor-vehicle bodies or sub-assemblies thereof | |
| CN110549083B (en) | I-beam assembly equipment and I-beam manufacturing method | |
| CN111618493A (en) | U rib welding system | |
| CN204818626U (en) | Car side wall attaches together frock | |
| CN205271384U (en) | Automotive front-end module assembly assembly auxiliary tooling | |
| CN222448942U (en) | A frame assembly tool | |
| CN210334947U (en) | Clamping tool before welding of flower fence | |
| CN116395062A (en) | Frameless door adjustment system and method of use | |
| CN209753870U (en) | Plane truss production line | |
| CN111958149A (en) | A kind of side beam positioning arm assembly alignment device and method | |
| CN113843628B (en) | Integrated process system and process for robot-based cartridge filter manufacturing | |
| CN212858291U (en) | A guider for U rib outer welding | |
| CN212823572U (en) | U rib welding system | |
| CN119794702A (en) | A construction welding device for a composite beam bridge with corrugated steel webs | |
| CN214383012U (en) | Truss welding two-way device | |
| CN217702082U (en) | Auto-parts welding jig | |
| CN119195136A (en) | A high-efficiency construction device for building pile foundation and operation method thereof | |
| CN111055065B (en) | Angle steel welding positioning device and welding equipment using same | |
| CN102294564B (en) | Welding fixture and method for manufacturing truss carframe | |
| CN217860063U (en) | Brace is used in movable cutting | |
| CN211614733U (en) | Welding clamping tool for door frame of civil air defense door | |
| CN204135606U (en) | A kind of semitrailer crossbeam assembly platform | |
| CN211866972U (en) | A tailor-welding tool for the hoarding plate of the electric control box body for preventing errors and leakage for vehicles | |
| CN222448932U (en) | Railway vehicle side wall assembly welding tool | |
| CN222133935U (en) | A general assembly fixture for electric cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |