CN219336619U - Welding equipment for outdoor rattan chair processing - Google Patents
Welding equipment for outdoor rattan chair processing Download PDFInfo
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- CN219336619U CN219336619U CN202320597707.XU CN202320597707U CN219336619U CN 219336619 U CN219336619 U CN 219336619U CN 202320597707 U CN202320597707 U CN 202320597707U CN 219336619 U CN219336619 U CN 219336619U
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Abstract
The utility model belongs to the technical field of rattan chair processing and manufacturing, and particularly relates to welding equipment for outdoor rattan chair processing, which comprises the following components: the base is used for supporting during welding; the sliding component is arranged at the right end of the base and used for adjusting the welding distance; the two alignment clamping assemblies are respectively and fixedly arranged at the left end of the upper end face of the base and the upper end face of the sliding assembly and are used for aligning and clamping welding pieces during welding; the fastening component is fixedly arranged at the upper end of the alignment clamping component and is used for auxiliary clamping of the welding piece when the welding piece is fixed; the rattan chair support and the rattan chair truss are used for welding; through the alignment clamping assembly that sets up, adopt screw drive and parallel four-bar mechanism to combine together's transmission mode, realized clamping end's synchronous clamp, realized slowly righting to the rattan chair support and press from both sides tightly, adopt screw drive itself to have the self-locking nature simultaneously, prevented clamping end's return, also guaranteed simultaneously that the welding piece is firm and stable when rattan chair welds.
Description
Technical Field
The utility model belongs to the technical field of rattan chair processing and manufacturing, and particularly relates to welding equipment for outdoor rattan chair processing.
Background
The chair is a common furniture, the material is basically a wood framework or a metal framework and a plastic framework, and the rattan chair is a common chair which is popular with consumers because of ventilation, good elasticity and high comfort. In the prior art, a basic frame of the chair is welded by adopting a rigid structure, and rattan is woven on the frame in a hand-weaving mode, so that a cushion and a backrest are formed.
The utility model discloses a patent of publication number CN108968474A, it discloses a rattan chair skeleton and processing technology thereof, wherein the rattan chair skeleton includes braced skeleton, handrail skeleton and back skeleton, with braced skeleton, handrail skeleton and back skeleton welded fastening, and fixed rattan on the fixed three, the handrail skeleton is used for supporting the arm, the back skeleton is used for supporting the atress that human back leaned on, and the upper end of big arm support is crooked to the horizontal direction, the rail support both ends are crooked to big arm support, welded fastening connects rail support and big arm support, tensile strength between handrail skeleton and the back skeleton increases.
The equipment also has the following problems that when the rattan chair is processed, the brackets at the two ends of the rattan chair are required to be parallel to each other, the rattan chair can be enabled to be stable after being processed and molded only by ensuring that the two brackets are parallel, and the equipment lacks necessary fixing components to ensure the parallelism of the two welding support legs when being manufactured by a craftsman.
Disclosure of Invention
The utility model aims to provide welding equipment for outdoor rattan chair processing, which solves the problems in the background technology. In order to achieve the above purpose, the following technical scheme is provided: welding equipment is used in outdoor rattan chair processing, includes:
the base is used for supporting during welding;
the sliding component is arranged at the right end of the base and used for adjusting the welding distance;
the two alignment clamping assemblies are respectively and fixedly arranged at the left end of the upper end face of the base and the upper end face of the sliding assembly and are used for aligning and clamping welding pieces during welding;
the fastening component is fixedly arranged at the upper end of the alignment clamping component and is used for auxiliary clamping of the welding piece when the welding piece is fixed;
the rattan chair brackets are respectively clamped at the upper ends of the two alignment clamping assemblies and used for welding;
the rattan chair truss is characterized in that a transverse line is erected in the middle of the rattan chair support and used for welding two rattan chair supports.
In the technical scheme, two support frames which are bent and formed are generally welded, and the two support frames are kept at vertical positions during welding, so that the stability of the whole rattan chair is guaranteed when the rattan chair is welded, and when a rattan chair welder is used, the horizontal distance between the two support frames is determined according to the horizontal size of a rattan chair truss; and starting the sliding assembly again, wherein the sliding assembly drives the alignment clamping assembly fixed at the upper end of the sliding assembly to move rightwards until the distance between the two rattan chair supports accords with the horizontal dimension of the rattan chair trusses, at this time, the rattan chair trusses are erected at the upper ends of the two rattan chair supports, and then the contact positions of the rattan chair supports and the rattan chair trusses are welded to finish the welding work of the rattan chair frames.
In any of the foregoing solutions, further, the alignment clamp assembly includes:
the cross section of the clamping supporting plate is in a block shape, two horizontal sliding grooves which are transversely arranged are formed in the clamping supporting plate, and a thread groove is vertically formed in the middle of the clamping supporting plate;
the lower end of the cylindrical sliding block is horizontally arranged in the sliding groove of the clamping supporting plate in a sliding manner, and the upper end of the cylindrical sliding block is fixedly connected with the clamping vertical wall;
the connecting rod is provided with two groups symmetrically up and down, and the overhanging ends of the connecting rod are respectively hinged to the middle parts of the two clamping vertical walls;
the cross section of the ejector block is I-shaped, and two ends of the ejector block are respectively hinged to the other end of the connecting rod.
In the technical scheme, when the rattan chair support needs to be ensured to be in a vertical position after the fixation is completed, the top block moves upwards, a parallelogram mechanism is formed by the top block, the clamping vertical wall and the connecting rod in a space vertical plane, and when the top block moves upwards, the two clamping vertical walls are driven to be close to each other; and because the lower end of the clamping vertical wall is always arranged in the cylindrical sliding block in a sliding way, the clamping vertical wall is synchronously close to the opposite direction when the jacking block stably moves upwards, and the connecting rod swings along with the upward movement of the clamping vertical wall, the displacement of the connecting rod in the horizontal direction gradually slows down, so that the speed of the two clamping vertical walls when approaching to each other is also slowed down quickly, the clamping vertical wall is ensured to clamp and align the rattan chair support, the rattan chair support cannot be overtly rocked due to the fact that the bottom is aligned and the clamping speed is too fast, and the stability of the device is improved.
The alignment clamp assembly further includes:
the middle part of the threaded shaft is in threaded connection with a threaded groove of the clamping supporting plate, the upper end of the threaded shaft is in rotary connection with the middle part of the lower end face of the clamping supporting plate, and a handle which is convenient to rotate is fixedly arranged at the lower end of the threaded shaft and used for manually driving the threaded shaft to finish the alignment and clamping of a welding piece; and the upper end face of the jacking block is fixedly provided with an arc-shaped groove for contacting the bottom of the welding piece to prevent the lower end from deflecting and sliding when the welding piece is clamped and aligned.
In the technical scheme, when the top block is required to be driven to move upwards, a handle arranged at the lower end of the threaded shaft is manually rotated, the threaded shaft and a threaded groove in the middle of the clamping supporting plate are in threaded transmission, so that the upper end of the threaded shaft slowly stretches out, and the top block is driven to move upwards continuously in the process of stretching out of the upper end of the threaded shaft, so that the quadrangular structure is driven to translate; and the screw transmission has thinking property, so that the ejector block cannot return even if the screw shaft is stressed in the process of stretching out the screw shaft, and the stability of the whole device in clamping is ensured.
In any of the above aspects, further, the fastening assembly includes:
square slotting is fixedly arranged on the vertical end wall of the clamping vertical wall, and a threaded hole is horizontally arranged at the bottom of the square slotting and is used for fixing;
the fastening plate is fixedly embedded on the square groove through a screw, a soft rubber material is arranged at one end face of the fastening plate and used for fixedly clamping the welding piece and protecting the surface of the welding piece, the rattan chair support is vertically arranged at the upper end of the alignment clamping assembly, and the left end of the rattan chair support is flexibly clamped by the fastening plate respectively.
In the technical scheme, the flexible material arranged on one end face of the fastening plate ensures that the lower end of the rattan chair bracket cannot generate surface scratches due to rigid contact when the rattan chair bracket is aligned and clamped, and avoids the product defect caused by damage of a rattan chair welding frame; and can also be according to the size adjustment fastening plate of different weldments, guarantee that fastening assembly can carry out effectual laminating to the rattan chair support of arbitrary size and press from both sides tightly.
In any one of the above technical solutions, further, the sliding cavity is horizontally arranged at the upper end of the base, and the middle parts of the left and right end surfaces of the sliding cavity are provided with sliding grooves along the horizontal direction;
the guide groove is horizontally arranged on the sliding groove in the middle of the sliding cavity in a sliding manner;
the supporting box is fixedly arranged in the middle of the guide groove, a threaded block is fixedly welded in the middle of the supporting box, a screw rod is connected with the threaded block in a threaded mode, the left end of the screw rod is rotationally connected to the wall of the left end of the sliding cavity, a rotating handle is fixedly arranged at the right end of the supporting box, and the upper end of the supporting box is fixedly welded in the middle of the lower end face of the clamping supporting plate.
The lower end face of the supporting box and the groove wall of the lower end of the sliding cavity are fixedly provided with circular grooves, steel columns are arranged in the grooves in a rolling mode, and the steel columns are used for converting sliding friction received by the supporting box during horizontal movement into rolling friction.
In the technical scheme, the screw rod and the screw thread block are in threaded transmission by rotating the screw rod, so that the screw thread block, the supporting box and the guide groove are driven to integrally slide along the slotting direction of the middle part of the sliding cavity, and the horizontal distance between the two pairs of right clamping assemblies can be adjusted independently according to the size of the rattan chair truss; and the screw transmission has self-locking property, so that the distance between the two alignment clamping assemblies is not changed due to external force after the two alignment clamping assemblies move.
The beneficial effects of the utility model are as follows: when the rattan chair is welded, the bent rattan chair support frame is required to be kept at a vertical position for welding, the alignment clamping assembly is arranged, the synchronous clamping of the clamping ends is realized by adopting a transmission mode of combining threaded transmission with a parallel four-bar mechanism, the rattan chair support is slowly aligned and clamped, and meanwhile, the self-locking property of the threaded transmission is adopted, so that the return of the clamping ends is prevented, and meanwhile, the firmness and stability of welding parts during rattan chair welding are ensured.
Drawings
FIG. 1 is a schematic view of the internal structure of the present utility model;
FIG. 2 is an enlarged schematic view of the alignment clamp assembly of the present utility model;
FIG. 3 is a schematic illustration of the process of FIG. 1 at A-A in accordance with the present utility model;
FIG. 4 is a three-dimensional schematic view of a rattan chair brace welded to a rattan chair truss.
The reference numerals in the drawings are: 100. a base; 200. a sliding assembly; 201. a sliding chamber; 202. a guide groove; 203. a supporting box; 204. a screw block; 205. a screw rod; 300. aligning the clamping assembly; 301. clamping the supporting plate; 302. a cylindrical slider; 303. clamping the vertical wall; 304. a connecting rod; 305. a top block; 306. a threaded shaft; 400. a fastening assembly; 401. square slotting; 402. a fastening plate; 403. a screw; 500. a rattan chair bracket; 600. rattan chair truss.
Detailed Description
Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.
In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Example 1:
as shown in fig. 1 and 4, the present embodiment provides a welding apparatus for outdoor rattan chair processing, including:
welding equipment is used in outdoor rattan chair processing, its characterized in that includes:
a base 100 for support during welding;
the sliding component 200 is arranged at the right end of the base 100 and is used for adjusting the welding distance;
the two alignment clamping assemblies 300 are fixedly arranged at the left end of the upper end face of the base 100 and the upper end face of the sliding assembly 200 respectively and are used for aligning and clamping welding pieces during welding;
the fastening assembly 400 is fixedly arranged at the upper end of the alignment clamping assembly 300 and is used for auxiliary clamping of the welding piece when the welding piece is fixed;
the rattan chair brackets 500 are respectively clamped at the upper ends of the two alignment clamping assemblies 300 and used for welding;
the rattan chair truss 600, the transversal line is set up in the middle part of rattan chair support 500 for two rattan chair supports 500 are welded.
In the technical scheme, two support frames which are formed by bending are generally welded, the two support frames are ensured to be kept at vertical positions during welding, so that the stability of the whole rattan chair is ensured when the rattan chair is welded, the horizontal distance between the two support frames is determined according to the horizontal size of a rattan chair truss 600 during rattan chair welding, a rattan chair support 500 is vertically placed at the upper end of an alignment clamping assembly 300, the alignment clamping assembly 300 is rotated, the alignment clamping assembly 300 drives the two fastening assemblies 400 to be continuously close, the fastening assemblies 400 are tightly attached to the rattan chair support 500 to finish the clamping of the rattan chair support 500, and the position of the rattan chair support 500 is vertical during the clamping process; and then starting the sliding assembly 200, and driving the alignment clamping assembly 300 fixed at the upper end of the sliding assembly 200 to move rightwards until the distance between the two rattan chair brackets 500 accords with the horizontal dimension of the rattan chair truss 600, at this time, erecting the rattan chair truss 600 at the upper ends of the two rattan chair brackets 500, and then welding the contact positions of the rattan chair brackets 500 and the rattan chair truss 600 to finish the welding work of the rattan chair frames.
As shown in fig. 2 and 3, in particular, the alignment clamp assembly 300 includes:
the clamping supporting plate 301 is in a block shape in cross section, two horizontal sliding grooves which are transversely arranged are formed in the clamping supporting plate, and a thread groove is vertically formed in the middle of the clamping supporting plate;
the lower end of the cylindrical sliding block 302 is horizontally arranged in a sliding groove of the clamping supporting plate 301 in a sliding manner, and the upper end of the cylindrical sliding block is connected with the clamping vertical wall 303;
the connecting rod 304 is provided with two groups symmetrically up and down, and the overhanging ends of the connecting rod are respectively hinged at the middle parts of the two clamping vertical walls 303;
the top block 305 has an i-shaped cross section, and two ends are respectively hinged to the other ends of the connecting rods 304.
In the present solution, when it is required to ensure that the rattan chair support 500 is in a vertical position after fixing is completed, the top block 305 moves upwards, at this time, a parallelogram mechanism is formed by the top block 305, the clamping vertical wall 303 and the connecting rod 304 in a vertical plane in space, and when the top block 305 moves upwards, the two clamping vertical walls 303 are driven to approach each other; because the lower end of the vertical clamping wall 303 is always arranged in the cylindrical sliding block 302 in a sliding manner, the vertical clamping wall 303 is synchronously close to each other while the top block 305 stably moves upwards, the connecting rod 304 swings along with the vertical clamping wall 303, and the displacement of the connecting rod 304 in the horizontal direction gradually slows down, so that the speed of the vertical clamping wall 303 in the opposite approaching direction is also changed from fast to slow, the vertical clamping wall 303 is ensured to clamp the rattan chair bracket 500, the rattan chair bracket 500 cannot be obviously rocked at the upper end of the rattan chair bracket 500 due to the excessively fast bottom alignment clamping speed, and the stability of the device is improved.
The alignment clamp assembly 300 further includes:
the middle part of the threaded shaft 306 is in threaded connection with a threaded groove of the clamping supporting plate 301, the upper end of the threaded shaft 306 is in rotary connection with the middle part of the lower end surface of the clamping supporting plate 301, and a handle which is convenient to rotate is fixedly arranged at the lower end of the threaded shaft 306 and is used for manually driving the threaded shaft 306 to finish the alignment and clamping of a welding piece; and an arc-shaped groove is fixedly arranged at the upper end face of the top block 305 and is used for contacting the bottom of the welding piece to prevent the lower end from deflecting and sliding when the welding piece is clamped and aligned.
In the technical scheme, when the top block 305 is to be driven to move upwards, the handle arranged at the lower end of the threaded shaft 306 is manually rotated, the threaded shaft 306 and the threaded groove in the middle of the clamping supporting plate 301 are in threaded transmission, so that the upper end of the threaded shaft 306 slowly extends out, and the top block 305 is driven to move upwards continuously in the extending process of the upper end of the threaded shaft 306, so that the quadrilateral structure is driven to translate; and the screw transmission has thinking property, so that the top block 305 cannot return even if the screw shaft 306 is stressed in the process of extending the screw shaft 306, and the stability of the whole device in clamping is ensured.
In a preferred embodiment of the utility model:
as shown in fig. 2, in particular, the fastening assembly 400 includes:
the fastening plate 402 is fixedly embedded on the square groove 401 through the screw 403, a soft rubber material is arranged at one end face of the fastening plate for fixing and clamping the welding piece and protecting the surface of the welding piece, and the rattan chair bracket 500 is vertically arranged at the upper end of the alignment clamping assembly 300, and the left end of the rattan chair bracket is flexibly clamped by the fastening plate 402 respectively.
In the technical scheme, the flexible material arranged on one end face of the fastening plate 402 ensures that the lower end of the rattan chair bracket 500 cannot be scratched on the surface due to rigid contact when the rattan chair bracket 500 is clamped in a right direction, and avoids product disability caused by damage of rattan chair welded frames; and can also adjust the fastening plate 402 according to the size of different weldments, guarantee that fastening assembly 400 can all carry out effectual laminating to the rattan chair support of arbitrary size and press from both sides tightly.
In a preferred embodiment of the utility model:
as shown in fig. 3, specifically, the sliding assembly 200 includes:
a sliding cavity 201 horizontally arranged at the upper end of the base 100, and a sliding groove is arranged at the middle part of the left and right end surfaces of the sliding cavity along the horizontal direction;
the guide groove 202 is horizontally arranged on the middle chute of the sliding cavity 201 in a sliding manner;
the supporting box 203 is fixedly arranged in the middle of the guide groove 202, a threaded block 204 is fixedly welded in the middle of the supporting box, a screw rod 205 is connected in the threaded block 204 in a threaded manner, the left end of the screw rod 205 is rotatably connected to the left end groove wall of the sliding cavity 201, a rotating handle is fixedly arranged at the right end of the supporting box 203, and the upper end of the supporting box 203 is fixedly welded in the middle of the lower end face of the clamping supporting plate 301.
Circular grooves are fixedly formed in the lower end face of the supporting box 203 and the groove wall of the lower end of the sliding cavity 201, steel columns are arranged in the grooves in a rolling mode, and the steel columns are used for converting sliding friction received by the supporting box 203 during horizontal movement into rolling friction.
In the technical scheme, the screw 205 and the thread block 204 are in thread transmission by rotating the screw 205, so that the whole of the thread block 204, the supporting box 203 and the guide groove 202 is driven to slide along the slotting direction in the middle of the sliding cavity 201, and the horizontal distance between the two alignment clamping assemblies 300 can be automatically adjusted according to the size of the rattan chair truss 600; and the screw transmission itself has self-locking property, so that the distance between the two alignment clamping assemblies 300 is not changed due to external force after the two alignment clamping assemblies are moved.
The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.
Claims (6)
1. Welding equipment is used in outdoor rattan chair processing, its characterized in that includes:
a base (100) for supporting during welding;
the sliding component (200) is arranged at the right end of the base (100) and is used for adjusting the welding distance;
the two alignment clamping assemblies (300) are respectively and fixedly arranged at the left end of the upper end face of the base (100) and the upper end face of the sliding assembly (200) and are used for aligning and clamping welding pieces during welding;
the fastening assembly (400) is fixedly arranged at the upper end of the alignment clamping assembly (300) and is used for assisting in clamping the welding piece when the welding piece is fixed;
the rattan chair brackets (500) are respectively clamped at the upper ends of the two alignment clamping assemblies (300) and used for welding;
and the cane chair truss (600) is formed by erecting a transverse line in the middle of the cane chair support (500) and is used for welding the two cane chair supports (500).
2. The welding apparatus for outdoor rattan chair processing of claim 1, wherein said alignment clamp assembly (300) comprises:
the clamping supporting plate (301) is in a block shape in cross section, two horizontal sliding grooves which are transversely arranged are formed in the clamping supporting plate, and a thread groove is vertically formed in the middle of the clamping supporting plate;
the lower end of the cylindrical sliding block (302) is horizontally arranged in the sliding groove of the clamping supporting plate (301) in a sliding manner, and the upper end of the cylindrical sliding block is fixedly connected with the clamping vertical wall (303);
the connecting rod (304) is provided with two groups symmetrically up and down, and the overhanging ends of the connecting rod are respectively hinged to the middle parts of the two clamping vertical walls (303);
the top block (305) has an I-shaped cross section, and two ends of the top block are respectively hinged with the other end of the connecting rod (304).
3. The welding apparatus for outdoor rattan chair processing of claim 2, wherein said alignment clamp assembly (300) further comprises:
the middle part of the threaded shaft (306) is in threaded connection with a threaded groove of the clamping supporting plate (301), the upper end of the threaded shaft is in rotary connection with the middle part of the lower end face of the clamping supporting plate (301), and a handle which is convenient to rotate is fixedly arranged at the lower end of the threaded shaft (306) and is used for manually driving the threaded shaft (306) to finish the alignment and clamping of a welding piece; and an arc-shaped groove is fixedly arranged at the upper end face of the top block (305) and used for contacting the bottom of the welding piece to prevent the lower end of the welding piece from deflecting and sliding when the welding piece is clamped and aligned.
4. The welding apparatus for outdoor rattan chair processing according to claim 2, wherein said fastening assembly (400) comprises:
the square groove (401) is fixedly formed on the vertical end wall of the clamping vertical wall (303), and a threaded hole is horizontally formed at the bottom of the groove and used for fixing;
the fastening plate (402) is fixedly embedded on the square groove (401) through the screw (403), a soft rubber material is arranged at one end face of the fastening plate and used for fixing and clamping the welding piece and protecting the surface of the welding piece, and the rattan chair support (500) is vertically placed at the upper end of the alignment clamping assembly (300), and the left end of the rattan chair support is respectively and flexibly clamped by the fastening plate (402).
5. The welding apparatus for outdoor rattan chair processing according to claim 2, wherein the slide assembly (200) includes:
the sliding cavity (201) is horizontally arranged at the upper end of the base (100), and a sliding groove is formed in the middle of the left end face and the right end face of the sliding cavity along the horizontal direction;
the guide groove (202) is horizontally arranged on the sliding groove in the middle of the sliding cavity (201) in a sliding manner;
the support box (203) is fixedly arranged in the middle of the guide groove (202), a threaded block (204) is fixedly welded in the middle of the guide groove, a screw rod (205) is connected to the threaded block (204) in a threaded mode, the left end of the screw rod (205) is rotationally connected to the left end groove wall of the sliding cavity (201), a rotating handle is fixedly arranged at the right end of the screw rod, and the upper end of the support box (203) is fixedly welded in the middle of the lower end face of the clamping supporting plate (301).
6. The welding device for outdoor rattan chair processing according to claim 5, wherein a circular groove is fixedly formed in the lower end face of the supporting box (203) and the groove wall of the lower end of the sliding cavity (201), and steel columns are arranged in the groove in a rolling manner and used for converting sliding friction received by the supporting box (203) during horizontal movement into rolling friction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597707.XU CN219336619U (en) | 2023-03-23 | 2023-03-23 | Welding equipment for outdoor rattan chair processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597707.XU CN219336619U (en) | 2023-03-23 | 2023-03-23 | Welding equipment for outdoor rattan chair processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219336619U true CN219336619U (en) | 2023-07-14 |
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ID=87095139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320597707.XU Active CN219336619U (en) | 2023-03-23 | 2023-03-23 | Welding equipment for outdoor rattan chair processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219336619U (en) |
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2023
- 2023-03-23 CN CN202320597707.XU patent/CN219336619U/en active Active
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