CN219562014U - Clamping tool for automobile door frame - Google Patents
Clamping tool for automobile door frame Download PDFInfo
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- CN219562014U CN219562014U CN202223428659.6U CN202223428659U CN219562014U CN 219562014 U CN219562014 U CN 219562014U CN 202223428659 U CN202223428659 U CN 202223428659U CN 219562014 U CN219562014 U CN 219562014U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses an automobile door frame clamping tool, which relates to the technical field of automobile door frame processing equipment and comprises a clamping mechanism, wherein the clamping mechanism comprises a mounting frame, first air cylinders are fixed at the middle positions of the inner walls around the mounting frame, placing frames are fixed at the end positions of horizontal output shafts of a plurality of groups of first air cylinders, second anti-slip pads are fixed at the bottom wall positions of inner cavities of the plurality of groups of placing frames, and mounting assemblies extending to the inner cavities of the placing frames are fixed at the top wall positions of the plurality of groups of placing frames; the turnover mechanism comprises a counterweight transverse plate, wherein a vertical plate is fixed on one side of the top wall of the counterweight transverse plate, and a first driving assembly fixed with the outer wall of the vertical plate is installed on the top wall of the counterweight transverse plate. According to the utility model, the plurality of groups of first cylinders are started to extend to drive the placing frames to move outwards and clamp the automobile door frame, then the mounting assembly is started to firmly clamp and fix the automobile door frame, and the first driving assembly is started to drive the overturning frame to synchronously overturn, so that the angle of the automobile door frame can be adjusted by overturning, and the other side face of the automobile door frame is convenient to weld and process.
Description
Technical Field
The utility model relates to the technical field of automobile door frame processing equipment, in particular to an automobile door frame clamping tool.
Background
The automobile door frame is an important component part in an automobile, and Chinese patent document with publication number of CN205520248U discloses a spot welding fixture for a cab door frame of a passenger car, which comprises a substrate, a positioning clamping assembly, a positioning support piece, a drilling jig structure and a reversing valve, wherein the positioning clamping assembly, the positioning support piece and the drilling jig structure are all fixed on the substrate, and a cylinder of the positioning clamping assembly and a cylinder of the positioning support piece are connected with the reversing valve. The utility model simply, conveniently and accurately positions the cab door frame component of the passenger car through a plurality of groups of positioning and clamping structures and positioning support pieces which are preset in four directions of the base plate; further, the positioning and clamping structure is matched with the cab door frame hollow structure by adopting a combination of double/unidirectional opening and closing and single/double tooth clamping, so that the positioning accuracy and the clamping stability are enhanced, the position of the cab door frame component of the passenger car in the spot welding, drilling and assembling processes is ensured to be accurate, no displacement occurs, the working efficiency is improved, and the product quality is ensured.
The utility model discloses a passenger car cab door frame spot welding tool which can fix an automobile door frame when in use, but can only weld one side firstly, after welding, the automobile door frame is taken down and turned 180 degrees and then is fixed again, and finally the other side face is welded, so that the passenger car cab door frame spot welding tool is troublesome to use.
Disclosure of Invention
In order to solve the problems that when the passenger car cab door frame spot welding tool disclosed in the Chinese patent publication No. CN205520248U is used, only one-sided welding can be performed firstly, after the welding is finished, an automobile door frame is taken down, turned over for 180 degrees and then fixed again, and finally the other side face is welded, the utility model provides an automobile door frame clamping tool.
The utility model provides an automobile door frame clamping tool, which adopts the following technical scheme:
the clamping tool for the automobile door frame comprises a clamping mechanism, wherein the clamping mechanism comprises a mounting frame, a first air cylinder is fixed at the middle position of the inner wall around the mounting frame, a placing frame is fixed at the end positions of a plurality of groups of horizontal output shafts of the first air cylinder, a second anti-slip pad is fixed at the bottom wall of an inner cavity of the placing frame, and a mounting assembly extending to the inner cavity of the placing frame is fixed at the top wall of the placing frame;
the turnover mechanism comprises a counterweight transverse plate, a vertical plate is fixed on one side of the top wall of the counterweight transverse plate, a first driving assembly fixed with the outer wall of the vertical plate is installed on the top wall of the counterweight transverse plate, a turnover frame is fixed at the end position of the first driving assembly, supporting vertical shafts are connected to the top wall of an inner cavity of the turnover frame and the bottom wall of the inner cavity through bearings in a rotating mode, and the end positions of the supporting vertical shafts are fixed with the upper side wall and the lower side wall of the installation frame respectively.
Through adopting above-mentioned technical scheme, establish the car door frame cover that will wait to process in the outside position of frame is placed to the multiunit, then start multiunit first cylinder extension drive and place the frame outside and remove until the multiunit is placed the outside position of frame homoblock at car door frame, then start the installation component and the second slipmat of corresponding position and mutually support and can stabilize the fixed car door frame of centre gripping, thereby make things convenient for follow-up welding car door frame, thereby start first drive assembly and drive the angle that the upset frame was synchronous to overturn and adjust car door frame, the convenience carries out welding process to the another side of car door frame.
Optionally, the installation component includes the second cylinder, the second cylinder is fixed on placing the roof of frame, the tip of the vertical output shaft of second cylinder extends to and places the frame inner chamber and be fixed with the installation flat board, the diapire position of installation flat board is fixed with first slipmat.
Through adopting above-mentioned technical scheme, start the extension of the second cylinder that corresponds the position and drive the dull and stereotyped downwardly moving of installation, can stabilize the fixed car door frame of centre gripping under the effect of first slipmat and second slipmat, make things convenient for follow-up welding to car door frame.
Optionally, supporting components are installed on the side walls around the upper side and the lower side of the inner cavity of the installation frame, and the end positions of the outer walls of the supporting components are respectively fixed with the outer walls of the placement frames.
Optionally, the supporting component includes the support violently pipe, the support violently pipe is fixed to be inlayed on the inner wall of installing frame, support violently pipe inner chamber activity wears to be equipped with the support horizontal pole that runs through the support violently pipe, support horizontal pole tip position and place the outer wall of frame and be fixed mutually.
Through adopting above-mentioned technical scheme, can drive the support horizontal pole and support synchronous motion in the inner chamber of violently managing when placing frame horizontal migration to can improve the stability of placing the frame under the support of multiunit support horizontal pole and support violently managing.
Optionally, first drive assembly includes first driving motor and drive horizontal pole, the drive horizontal pole passes through the bearing and rotates to be connected on the outer wall of riser, the lateral wall of drive horizontal pole opposite side is fixed mutually with the upset frame outer wall, first driving motor passes through the cushion to be fixed on the roof of counter weight diaphragm, the outside of first driving motor horizontal output shaft and drive horizontal pole has all fixed the drive wheel of having cup jointed, two sets of the outside cover of drive wheel is equipped with drive belt.
Through adopting above-mentioned technical scheme, thereby start first driving motor drive wheel rotation can drive the synchronous rotation of drive horizontal pole with the help of driving belt, can drive the synchronous upset of upset frame under the effect of drive horizontal pole thereby can overturn and adjust the angle of car door frame.
Optionally, the second drive assembly is all installed to upset frame inner chamber roof and inner chamber diapire position, two sets of the support vertical axis outer wall all fixedly cup joints the second gear with second drive assembly coupling connection.
Optionally, the second drive assembly includes the motor frame, the motor frame is provided with two sets of, two sets of the motor frame is fixed respectively on the inner chamber roof and the inner chamber diapire of upset frame, two sets of the second driving motor is all installed to one side that the motor frame inner chamber kept away from each other, two sets of the vertical output shaft's of second driving motor tip position has all fixed the cup joint first gear, two sets of first gear respectively with second gear intercoupling.
Through adopting above-mentioned technical scheme, start the second driving motor that corresponds the position and drive first gear synchronous rotation, can drive the synchronous rotation of second gear under the effect of first gear, can drive the synchronous rotation of support vertical axis and installing frame under the effect of second gear thereby can adjust the position of car door frame.
Optionally, the upset frame diapire all is fixed with the locating plate with roof position, two sets of the locating plate keep away from the lateral wall of one side each other and evenly seted up multiunit locating hole, counter weight diaphragm roof position is fixed with the locating component with the mutual block of locating hole.
Optionally, the locating component includes the third cylinder, the third cylinder is fixed on the roof of counter weight diaphragm, the tip position of the vertical output shaft of third cylinder is fixed with the diaphragm, diaphragm roof position evenly is fixed with the locating piece of multiunit and locating hole looks block.
By adopting the technical scheme, the third cylinder is started to stretch out and draw back, so that the transverse plate and the positioning blocks can be driven to move up and down synchronously, and the transverse plate and the positioning blocks can be clamped with or separated from each other with the positioning holes under the action of the positioning blocks, so that the position of the turnover frame can be fixed or adjusted conveniently.
In summary, the present utility model includes at least one of the following beneficial effects:
firstly, after the welding processing of the automobile door frame positioned on the outer side is finished, a second driving component at a corresponding position is started to drive a second gear to synchronously rotate, so that a supporting vertical shaft and a mounting frame are driven to synchronously rotate, the position of the automobile door frame can be adjusted, and the welding processing of the automobile door frame is facilitated;
and the second driving motor is started to drive the driving wheel to rotate, so that the driving cross rod can be driven to synchronously rotate by virtue of the driving belt, and the overturning frame can be driven to synchronously overturn under the action of the driving cross rod, so that the angle of the automobile door frame can be adjusted in an overturning manner, and the welding processing of the other side face of the automobile door frame is facilitated.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 3 is a schematic elevational cross-sectional view of the clamping mechanism of the present utility model;
FIG. 4 is a schematic top cross-sectional view of the clamping mechanism of the present utility model;
FIG. 5 is a schematic diagram III of a front cross-sectional structure of the present utility model;
FIG. 6 is a schematic elevational cross-sectional view of a second drive assembly of the present utility model;
fig. 7 is a schematic top view of a second drive assembly and a second gear of the present utility model.
In the figure: 100. a clamping mechanism; 101. a first cylinder; 102. a mounting assembly; 1021. a second cylinder; 1022. mounting a flat plate; 1023. a first cleat; 103. a support assembly; 1031. a support rail; 1032. supporting the transverse tube; 104. a mounting frame; 105. placing a frame; 106. a second cleat; 200. a turnover mechanism; 201. a riser; 202. a first drive assembly; 2021. a drive rail; 2022. a drive belt; 2023. a driving wheel; 2024. a first driving motor; 203. a turnover frame; 204. a supporting vertical shaft; 205. a counterweight cross plate; 206. a second drive assembly; 2061. a second driving motor; 2062. a motor frame; 2063. a first gear; 207. a second gear; 208. a positioning plate; 2081. positioning holes; 209. a positioning assembly; 2091. a cross plate; 2092. a third cylinder; 2093. and (5) positioning blocks.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-7.
Referring to fig. 1, 2, 3 and 4 in the drawings of the specification, an automobile door frame clamping fixture comprises a clamping mechanism 100, wherein the clamping mechanism comprises a mounting frame 104, a first air cylinder 101 is fixed at the middle position of the inner wall of the periphery of the mounting frame 104, a placing frame 105 is fixed at the end position of the horizontal output shaft of a plurality of groups of first air cylinders 101, the longitudinal section of the placing frame 105 is set to be C-shaped, a second anti-slip pad 106 is fixed at the bottom wall position of the inner cavity of the placing frame 105, and a mounting assembly 102 extending to the inner cavity of the placing frame 105 is fixed at the top wall position of the placing frame 105.
Referring to fig. 1, 2, 3 and 4 in the drawings, the mounting assembly 102 includes a second cylinder 1021, the second cylinder 1021 is fixed on the top wall of the placement frame 105, the end of the vertical output shaft of the second cylinder 1021 extends to the inner cavity of the placement frame 105 and is fixed with a mounting plate 1022, the bottom wall of the mounting plate 1022 is fixed with a first anti-slip pad 1023, and the first anti-slip pad 1023 and the second anti-slip pad 106 are rubber pads.
The automobile door frame to be processed is sleeved at the outer side positions of the plurality of groups of placing frames 105, then the plurality of groups of first cylinders 101 are started to extend to drive the placing frames 105 to move outwards until the plurality of groups of placing frames 105 are clamped at the outer side positions of the automobile door frame, then the second cylinders 1021 at corresponding positions are started to extend to drive the mounting flat plate 1022 to move downwards, and the automobile door frame can be firmly clamped and fixed under the action of the first anti-slip pads 1023 and the second anti-slip pads 106, so that the subsequent welding of the automobile door frame is facilitated.
Referring to fig. 3 of the drawings, a clamping tool for an automobile door frame includes, a mounting frame 104, wherein support assemblies 103 are mounted on the peripheral side walls on the upper and lower sides of an inner cavity of the mounting frame 104, the support assemblies 103 include a support transverse tube 1032, the support transverse tube 1032 is fixedly embedded on the inner wall of the mounting frame 104, a support cross bar 1031 penetrating through the support transverse tube 1032 is movably arranged in the inner cavity of the support transverse tube 1032, and the end position of the support cross bar 1031 is fixed with the outer wall of the placement frame 105. The placing frame 105 can drive the supporting cross bars 1031 to synchronously move in the inner cavity of the supporting cross tube 1032 when horizontally moving, so that the stability of the placing frame 105 can be improved under the support of the supporting cross bars 1031 and the supporting cross tube 1032.
Referring to fig. 5 of the drawings, a door frame clamping tool for an automobile further includes a turnover mechanism 200, which includes a counterweight diaphragm 205, a riser 201 is fixed on one side of a top wall of the counterweight diaphragm 205, a first driving assembly 202 fixed to an outer wall of the riser 201 is mounted on the top wall of the counterweight diaphragm 205, the first driving assembly 202 includes a first driving motor 2024 and a driving cross rod 2021, the driving cross rod 2021 is rotatably connected to the outer wall of the riser 201 through a bearing, the first driving motor 2024 is fixed to the top wall of the counterweight diaphragm 205 through a spacer, and driving wheels 2023 are fixedly sleeved on horizontal output shafts of the first driving motor 2024 and the outside of the driving cross rod 2021.
Referring to fig. 2 of the drawings, a driving belt 2022 is sleeved outside two sets of driving wheels 2023, a turnover frame 203 is fixed at the end position of a driving cross rod 2021, the longitudinal section of the turnover frame 203 is in a C shape, the top wall and the bottom wall of the inner cavity of the turnover frame 203 are respectively connected with a supporting vertical shaft 204 through bearings in a rotating manner, and the end positions of the upper and lower sets of supporting vertical shafts 204 are respectively fixed with the upper and lower side walls of the mounting frame 104.
After one side surface of the automobile door frame is welded, the first driving motor 2024 is started to drive the driving wheel 2023 to rotate, so that the driving cross rod 2021 can be driven to synchronously rotate by means of the driving belt 2022, and the overturning frame 203 can be driven to synchronously overturn under the action of the driving cross rod 2021, so that the angle of the automobile door frame can be adjusted by overturning, and the other side surface of the automobile door frame is welded conveniently.
Referring to fig. 6 and 7 of the drawings, the clamping fixture for an automobile door frame further includes, a second driving assembly 206 installed at the top wall of the inner cavity of the turnover frame 203 and the bottom wall of the inner cavity, the second driving assembly 206 includes two groups of motor frames 2062, the two groups of motor frames 2062 are respectively fixed on the top wall of the inner cavity and the bottom wall of the inner cavity of the turnover frame 203, the second driving motors 2061 are installed at the sides of the inner cavities of the two groups of motor frames 2062 far away from each other, the first gears 2063 are fixedly sleeved at the end positions of the vertical output shafts of the two groups of second driving motors 2061, and the second gears 207 coupled with the first gears 2063 are fixedly sleeved at the outer walls of the two groups of supporting vertical shafts 204.
After the welding process of the automobile door frame on the outer side is finished, the second driving motor 2061 at the corresponding position is started to drive the first gear 2063 to synchronously rotate, the second gear 207 can be driven to synchronously rotate under the action of the first gear 2063, and the supporting vertical shaft 204 and the mounting frame 104 can be driven to synchronously rotate under the action of the second gear 207, so that the position of the automobile door frame can be adjusted, and the welding process of the automobile door frame is facilitated.
Referring to fig. 5 of the drawings, the fifth embodiment of the present utility model is a clamping fixture for an automobile door frame, further comprising positioning plates 208 fixed at the bottom wall and the top wall of the turnover frame 203, wherein a plurality of groups of positioning holes 2081 are uniformly formed in the side walls of the two groups of positioning plates 208 far away from each other, and positioning assemblies 209 are fixed at the top wall of the counterweight transverse plate 205. The positioning assembly 209 comprises a third cylinder 2092, the third cylinder 2092 is fixed on the top wall of the counterweight cross plate 205, a cross plate 2091 is fixed at the end position of the vertical output shaft of the third cylinder 2092, and a plurality of groups of positioning blocks 2093 engaged with the positioning holes 2081 are uniformly fixed at the top wall of the cross plate 2091.
After the overturning frame 203 is overturned, the third air cylinder 2092 is started to stretch and retract so as to drive the transverse plate 2091 and the positioning block 2093 to move up and down synchronously, the third air cylinder 2093 can be mutually clamped with or separated from the positioning blocks 2081 under the action of the positioning blocks 2093, when the positioning blocks 2093 are mutually clamped with the positioning blocks 2081, the position of the overturning frame 203 can be fixed, and when the positioning blocks 2093 are separated from the positioning blocks 2081, the angle of the overturning frame 203 can be adjusted.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. The utility model provides a car door frame presss from both sides tight frock which characterized in that: comprising the steps of (a) a step of,
the clamping mechanism (100) comprises a mounting frame (104), wherein a first air cylinder (101) is fixed at the middle position of the inner wall around the mounting frame (104), a plurality of groups of placing frames (105) are fixed at the end positions of the horizontal output shafts of the first air cylinders (101), a second anti-slip pad (106) is fixed at the bottom wall of the inner cavity of each group of placing frames (105), and a mounting assembly (102) extending to the inner cavity of each placing frame (105) is fixed at the top wall of each group of placing frames (105);
the turnover mechanism (200) comprises a balance weight transverse plate (205), a vertical plate (201) is fixed on one side of the top wall of the balance weight transverse plate (205), a first driving assembly (202) fixed on the outer wall of the vertical plate (201) is installed on the top wall of the balance weight transverse plate (205), a turnover frame (203) is fixed at the end position of the first driving assembly (202), supporting vertical shafts (204) are connected to the inner cavity top wall and the inner cavity bottom wall of the turnover frame (203) through bearings in a rotating mode, and the end positions of the supporting vertical shafts (204) are fixed with the upper side wall and the lower side wall of the installation frame (104) respectively.
2. The automotive door frame clamping fixture of claim 1, wherein: the mounting assembly (102) comprises a second cylinder (1021), the second cylinder (1021) is fixed on the top wall of the placement frame (105), the end part of a vertical output shaft of the second cylinder (1021) extends to the inner cavity of the placement frame (105) and is fixedly provided with a mounting flat plate (1022), and the bottom wall of the mounting flat plate (1022) is fixedly provided with a first anti-slip pad (1023).
3. The automotive door frame clamping fixture of claim 1, wherein: support assemblies (103) are arranged on the side walls around the upper side and the lower side of the inner cavity of the mounting frame (104), and the end positions of the outer walls of the plurality of groups of support assemblies (103) are respectively fixed with the outer walls of the plurality of groups of placing frames (105).
4. A door frame clamping fixture for a motor vehicle as set forth in claim 3 wherein: the supporting assembly (103) comprises a supporting transverse tube (1032), the supporting transverse tube (1032) is fixedly embedded on the inner wall of the mounting frame (104), a supporting transverse rod (1031) penetrating through the supporting transverse tube (1032) is movably arranged in the inner cavity of the supporting transverse tube (1032), and the end position of the supporting transverse rod (1031) is fixed with the outer wall of the placement frame (105).
5. The automotive door frame clamping fixture of claim 1, wherein: the first driving assembly (202) comprises a first driving motor (2024) and a driving cross rod (2021), the driving cross rod (2021) is rotationally connected to the outer wall of the vertical plate (201) through a bearing, the side wall of the other side of the driving cross rod (2021) is fixed to the outer wall of the overturning frame (203), the first driving motor (2024) is fixed to the top wall of the counterweight cross plate (205) through a cushion block, driving wheels (2023) are fixedly sleeved on the horizontal output shaft of the first driving motor (2024) and the outer portion of the driving cross rod (2021), and driving belts (2022) are sleeved outside the driving wheels (2023).
6. The automotive door frame clamping fixture of claim 1, wherein: the inner cavity top wall and the inner cavity bottom wall of the overturning frame (203) are respectively provided with a second driving component (206), and the outer walls of the two groups of supporting vertical shafts (204) are respectively fixedly sleeved with a second gear (207) which is coupled and connected with the second driving components (206).
7. The automotive door frame clamping fixture of claim 6, wherein: the second driving assembly (206) comprises a motor frame (2062), the motor frame (2062) is provided with two groups, the two groups of motor frame (2062) are respectively fixed on the inner cavity top wall and the inner cavity bottom wall of the turnover frame (203), the two groups of motor frame (2062) are respectively installed on one side, far away from each other, of the inner cavity of the motor frame (2062), the two groups of motor frame (2061) are respectively fixed and sleeved with a first gear (2063) at the end position of a vertical output shaft of the motor frame (2061), and the two groups of motor frame (2063) are respectively connected with the second gear (207) in a coupling mode.
8. The automotive door frame clamping fixture of claim 1, wherein: the positioning plates (208) are fixed at the bottom wall and the top wall of the overturning frame (203), a plurality of groups of positioning holes (2081) are uniformly formed in the side walls of the two groups of positioning plates (208) which are far away from each other, and a positioning assembly (209) which is mutually clamped with the positioning holes (2081) is fixed at the top wall of the counterweight transverse plate (205).
9. The automotive door frame clamping fixture of claim 8, wherein: the positioning assembly (209) comprises a third air cylinder (2092), the third air cylinder (2092) is fixed on the top wall of the counterweight transverse plate (205), a transverse plate (2091) is fixed at the end position of a vertical output shaft of the third air cylinder (2092), and a plurality of groups of positioning blocks (2093) clamped with the positioning holes (2081) are uniformly fixed at the top wall of the transverse plate (2091).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223428659.6U CN219562014U (en) | 2022-12-21 | 2022-12-21 | Clamping tool for automobile door frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223428659.6U CN219562014U (en) | 2022-12-21 | 2022-12-21 | Clamping tool for automobile door frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219562014U true CN219562014U (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223428659.6U Active CN219562014U (en) | 2022-12-21 | 2022-12-21 | Clamping tool for automobile door frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219562014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817283A (en) * | 2024-01-18 | 2024-04-05 | 济南巨光风田门业有限公司 | Processing method of electric folding door |
-
2022
- 2022-12-21 CN CN202223428659.6U patent/CN219562014U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817283A (en) * | 2024-01-18 | 2024-04-05 | 济南巨光风田门业有限公司 | Processing method of electric folding door |
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