CN113732373A - Overturning clamping device for machining end faces of pre-buried bolt wind power blades - Google Patents
Overturning clamping device for machining end faces of pre-buried bolt wind power blades Download PDFInfo
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- CN113732373A CN113732373A CN202111142007.3A CN202111142007A CN113732373A CN 113732373 A CN113732373 A CN 113732373A CN 202111142007 A CN202111142007 A CN 202111142007A CN 113732373 A CN113732373 A CN 113732373A
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- wind power
- face
- cylinder
- clamping device
- connecting handle
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- 238000003754 machining Methods 0.000 title claims description 18
- 230000007306 turnover Effects 0.000 claims abstract description 19
- 238000007514 turning Methods 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 238000003801 milling Methods 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/16—Working surfaces curved in two directions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a turnover clamping device for processing the end face of a pre-buried bolt wind power blade, which comprises a turnover assembly and a clamping assembly, wherein the turnover assembly is arranged on the end face of the pre-buried bolt wind power blade; the overturning assembly comprises an overturning cylinder and a supporting block; the supporting block is fixedly connected with the rotating end of the overturning cylinder; the clamping assembly comprises a telescopic cylinder and a clamping jaw; the telescopic cylinder is vertically and fixedly arranged on the supporting block; the end part of the clamping jaw is provided with a connecting handle, and the connecting handle is fixedly connected with the telescopic end of the telescopic cylinder. The invention can realize rigid fixation of the wind power blade in the face milling process of the pre-buried bolt wind power blade, reduce the shake, double the feed amount and the cutting speed, further improve the processing efficiency, shorten the processing period and reduce the production cost.
Description
Technical Field
The invention belongs to the technical field of wind power equipment, and particularly relates to a turning clamping device for machining the end face of a wind power blade with an embedded bolt.
Background
Wind energy is known as the most potential energy of renewable energy sources by virtue of the advantages of environmental protection, low price, higher maturity of manufacturing technology and the like, and is vigorously developed and applied in various countries of the world. As a key part of the wind turbine, the manufacturing cost of the wind turbine blade accounts for more than 20% of the whole wind turbine, and the safety and the durability of the wind turbine blade guarantee the safe and economic operation of the whole wind turbine.
With the maturity of wind power manufacturing and operating technologies, the power of a wind turbine generator is continuously increased, and the size of a corresponding wind turbine blade is continuously increased. When the end face of the wind power blade of the embedded bolt is machined, the machining is mostly carried out through a face milling machine, but the wind power blade is large, so that shaking is easy to occur in the machining process, the feeding amount is small, and the machining efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the overturning clamping device for processing the end face of the embedded bolt wind power blade, which can realize rigid fixation of the wind power blade in the face milling process of the embedded bolt wind power blade, reduce the shake, double the feed amount and the cutting speed, further improve the processing efficiency, shorten the processing period and reduce the production cost.
The invention provides a turnover clamping device for processing the end face of a pre-buried bolt wind power blade, which comprises a turnover assembly and a clamping assembly, wherein the turnover assembly is arranged on the end face of the pre-buried bolt wind power blade;
the overturning assembly comprises an overturning cylinder and a supporting block;
the supporting block is fixedly connected with the rotating end of the overturning cylinder;
the clamping assembly comprises a telescopic cylinder and a clamping jaw;
the telescopic cylinder is vertically and fixedly arranged on the supporting block;
the end part of the clamping jaw is provided with a connecting handle, and the connecting handle is fixedly connected with the telescopic end of the telescopic cylinder.
In the above technical solution, the present invention may be further modified as follows.
The preferable technical scheme is characterized in that: the upper end of the supporting block is vertically and fixedly provided with a vertical block, and the connecting handle is connected with the vertical block in a sliding manner.
The preferable technical scheme is characterized in that: the vertical block faces the end face of the connecting handle, a linear slide rail is vertically arranged on the end face of the vertical block, and the connecting handle is fixedly connected with a sliding table of the linear slide rail.
The preferable technical scheme is characterized in that: the upper portion of the connecting handle is far away from one end of the clamping jaw to form a bolt connecting portion, and the middle handle body of the connecting handle forms a sliding table connecting portion.
The preferable technical scheme is characterized in that: the supporting blocks are two and are respectively fixedly connected with the left rotating end and the right rotating end of the turnover cylinder, the telescopic cylinder is arranged on each supporting block, and the telescopic end of each telescopic cylinder is fixedly connected with the connecting handle.
The preferable technical scheme is characterized in that: and a sleeve is arranged at one end of the supporting block close to the overturning cylinder, and the sleeve is fixedly sleeved with the rotating end of the overturning cylinder.
The preferable technical scheme is characterized in that: a gap is formed between the two connecting handles in a hollow way.
The preferable technical scheme is characterized in that: one end of the clamping jaw, which is far away from the connecting handle, is provided with a clamping part, and the connecting handle and the clamping part are in arc transition.
The preferable technical scheme is characterized in that: the lower end of the clamping part is concave inwards to form a groove, and an anti-skid gasket is arranged in the groove.
The preferable technical scheme is characterized in that: the turning cylinder is a hydraulic turning cylinder, and the telescopic cylinder is a hydraulic telescopic cylinder.
Compared with the prior art, the invention has the beneficial effects that: the invention arranges the turning component and the clamping component; through placing the wind-powered electricity generation blade on milling the face machine, the upset jar rotates and then drives the clamping jaw and rotate, then drives clamping jaw downstream at the telescoping cylinder and makes clamping jaw wind-powered electricity generation blade, realizes fixed to the rigidity of wind-powered electricity generation blade, reduces to mill the face machine at during operation wind-powered electricity generation blade shake, makes feed volume and cutting speed double, and then improves machining efficiency, shortens processing cycle, reduction in production cost.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an overturning clamping device for processing an end face of a pre-buried bolt wind power blade according to an embodiment of the invention.
Fig. 2 is a front view of an overturning clamping device for processing an end face of a pre-buried bolt wind power blade according to an embodiment of the invention.
Fig. 3 is a side view of an overturning clamping device for processing an end face of a pre-buried bolt wind power blade according to an embodiment of the invention.
Fig. 4 is a top view of an overturning clamping device for processing an end face of a bolt-embedded wind turbine blade according to an embodiment of the invention.
Fig. 5 is an installation schematic diagram of an overturning clamping device for processing an end face of a pre-buried bolt wind power blade on a surface milling device according to an embodiment of the invention.
In the figure, the respective symbols have the following meanings:
1. a turnover assembly; 11. a cylinder is turned over; 12. a support block; 121. erecting a block; 122. a sleeve; 13. a linear slide rail; 2. a clamping assembly; 21. a telescopic cylinder; 22. a clamping jaw; 221. a connecting handle; 222. a clamping part; 223. an anti-skid gasket.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following examples are illustrated and described in detail as follows:
referring to fig. 1 to 5, the present embodiment provides a turning clamping device for processing an end surface of a wind turbine blade with an embedded bolt, including a turning assembly 1 and a clamping assembly 2;
the overturning assembly 1 comprises an overturning cylinder 11 and a supporting block 12;
the supporting block 12 is fixedly connected with the rotating end of the overturning cylinder 11;
the clamping assembly 2 comprises a telescopic cylinder 21 and a clamping jaw 22;
the telescopic cylinder 21 is vertically and fixedly arranged on the supporting block 12;
the end part of the clamping jaw 22 is provided with a connecting handle 221, and the connecting handle 221 is fixedly connected with the telescopic end of the telescopic cylinder 21.
In the embodiment, by arranging the overturning assembly 1 and the clamping assembly 2, when in use, by fixing the whole device on the face milling device, then the turning cylinder 11 is opened, the supporting block 12 is fixedly connected with the rotating end of the turning cylinder 11, so that the supporting block 12 can rotate, meanwhile, the connecting handle 221 is fixedly connected with the telescopic end of the telescopic cylinder 21, the telescopic cylinder 21 is fixedly arranged on the supporting block 12, so that the telescopic cylinder 21 and the connecting handle 221 can turn over together with the supporting block 12, and finally the clamping jaw 22 is driven to turn over, in this embodiment, the turning angle is 180 degrees, at which time the clamping jaw 22 is just aligned with the wind blade, then the telescopic cylinder 21 contracts downwards to drive the connecting handle 221 and the clamping jaw 22 to move downwards, and finally the wind power blade is pressed tightly, so that the wind power blade is rigidly fixed, the wind power blade is prevented from shaking in the machining process, the feeding amount is ensured, and the production efficiency is improved.
After the wind power blade is machined, the telescopic cylinder 21 extends upwards to enable the clamping jaw 22 to be loosened, then the overturning cylinder 11 rotates 180 degrees to enable the clamping jaw 22 to return to the initial position, and the machining of the wind power blade is completed.
Referring to fig. 1, an upright block 121 is vertically and fixedly disposed at an upper end of the supporting block 12, and the connecting handle 221 is slidably connected to the upright block 121.
The vertical block 121 is arranged to increase the stability and reliability of the connection between the support block 12 and the connecting handle 221, and by arranging the sliding connection between the connecting handle 221 and the vertical block 121, the vertical movement of the connecting handle 221 is more reliable in the operation process of the telescopic cylinder 21.
Referring to fig. 1, fig. 2 and fig. 4, a linear slide rail 13 is vertically disposed on an end surface of the vertical block 121 facing the connecting handle 221, and the connecting handle 221 is fixedly connected to a sliding table of the linear slide rail 13.
The vertical block 121 and the connecting handle 221 are made to slide in a sliding way, and work together with the telescopic cylinder 21, so that the process of the up-and-down movement of the whole clamping jaw 22 is smoother and more reliable.
Referring to fig. 1, a bolt connecting portion is formed at one end of the upper portion of the connecting handle 221 away from the clamping jaw 22, and a sliding table connecting portion is formed at a middle handle body of the connecting handle 221.
The bolt connecting part is used for being connected with the telescopic end of the telescopic cylinder 21, and the sliding table connecting part is used for being connected with the sliding table.
Referring to fig. 1, two support blocks 12 are respectively fixedly connected to the left and right rotating ends of the tilting cylinder 11, each support block 12 is provided with one telescopic cylinder 21, and the telescopic end of each telescopic cylinder 21 is fixedly connected to one connecting handle 221.
The number of the supporting blocks 12, the telescopic cylinder 21, the connecting handle 221 and the linear slide rail 13 in this embodiment is two, and the two are designed to have symmetrical structures, so that the stability and reliability of clamping of the clamping jaw 22 can be further ensured.
Referring to fig. 1, a sleeve 122 is disposed at one end of the supporting block 12 close to the flipping cylinder 11, and the sleeve 122 is fixedly sleeved with the rotating end of the flipping cylinder 11.
The sleeve 122 is provided to allow the support block 12 to be stably coupled with the turnover cylinder 11.
Referring to fig. 1, a gap is formed between the two connecting handles 221.
The formed gap is convenient for a worker to observe whether the clamping jaw 22 is tightly pressed on the wind power blade.
Referring to fig. 1, a clamping portion 222 is disposed at an end of the clamping jaw 22 away from the connecting handle 221, and the connecting handle 221 and the clamping portion 222 are in arc transition.
The clamping portion 222 is arranged to contact the wind blade to clamp the wind blade.
Referring to fig. 1, the lower end of the clamping portion 222 is recessed to form a groove, and an anti-slip gasket 223 is disposed in the groove.
The anti-slip washer 223 is provided to prevent the clamping jaw 22 from slipping during clamping.
In this embodiment, the turning cylinder 11 is a hydraulic turning cylinder, and the telescopic cylinder 21 is a hydraulic telescopic cylinder.
In addition, the embodiment also provides a structure for applying the overturning clamping device to the surface milling device. The face milling device comprises a rotating assembly and a face milling assembly; the rotating assembly comprises a rotating arm, a central disc and a telescopic supporting leg; the rotating arm is rotatably arranged at the center of the front end surface of the central disc; the four telescopic supporting legs are uniformly distributed and annularly arranged on the rear end face of the central disc; the face milling assembly comprises a milling head; the milling head is vertically arranged on the rotating arm, and the working end of the milling head deviates from the central disc. The flip clamp assembly of this embodiment is mounted on two of the telescoping legs.
The device is hoisted to the end face of the blade root of the wind power blade through the hoisting machine, the four telescopic supporting legs extend out to enable the device to tension the blade, the blade and the blade form a whole, then the milling head is started, the rotating arm is rotated simultaneously, a driving motor can be additionally arranged on the center plate, the output end of the driving motor is in driving connection with the middle of the rotating arm, the motor rotates to drive the rotating arm to rotate, and finally the milling head is driven to rotate, so that the processing of bolts on the end face of the blade root of the wind power blade is realized.
In this embodiment, a clamping assembly in the turnover clamping device is driven by rotation of the turnover assembly to rotate 180 degrees, then a clamping jaw of the clamping assembly extends outwards under the telescopic action of the telescopic cylinder, and then the clamping assembly is driven by rotation of the turnover assembly to rotate 180 degrees in the opposite direction, so that the clamping jaw is located behind a cavity wall of the blade. And finally, the clamping jaws retract and clamp the wall of the blade cavity under the contraction action of the telescopic cylinder.
The number of the telescopic supporting legs in the embodiment is 4, two of the telescopic supporting legs are located above the turnover clamping assembly, the other two telescopic supporting legs are located below the turnover clamping assembly in the working process, and the two telescopic supporting legs are arranged above the turnover clamping assembly. In the process of clamping the wind power blade, the clamping reliability of the blade can be further ensured through the overturning clamping device of the embodiment, the clamping reliability is equivalent to rigidity fixation, the feeding amount and the cutting speed of the face milling device can be improved, the processing efficiency is improved, the processing period is shortened, and the cost is reduced.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a upset clamping device of pre-buried bolt wind-powered electricity generation blade terminal surface processing usefulness which characterized in that: comprises a turnover component and a clamping component;
the overturning assembly comprises an overturning cylinder and a supporting block;
the supporting block is fixedly connected with the rotating end of the overturning cylinder;
the clamping assembly comprises a telescopic cylinder and a clamping jaw;
the telescopic cylinder is vertically and fixedly arranged on the supporting block;
the end part of the clamping jaw is provided with a connecting handle, and the connecting handle is fixedly connected with the telescopic end of the telescopic cylinder.
2. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 1, is characterized in that: the upper end of the supporting block is vertically and fixedly provided with a vertical block, and the connecting handle is connected with the vertical block in a sliding manner.
3. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 2, is characterized in that: the vertical block faces the end face of the connecting handle, a linear slide rail is vertically arranged on the end face of the vertical block, and the connecting handle is fixedly connected with a sliding table of the linear slide rail.
4. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 3, is characterized in that: the upper portion of the connecting handle is far away from one end of the clamping jaw to form a bolt connecting portion, and the middle handle body of the connecting handle forms a sliding table connecting portion.
5. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 1, is characterized in that: the supporting blocks are two and are respectively fixedly connected with the left rotating end and the right rotating end of the turnover cylinder, the telescopic cylinder is arranged on each supporting block, and the telescopic end of each telescopic cylinder is fixedly connected with the connecting handle.
6. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 5, is characterized in that: and a sleeve is arranged at one end of the supporting block close to the overturning cylinder, and the sleeve is fixedly sleeved with the rotating end of the overturning cylinder.
7. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 6, is characterized in that: a gap is formed between the two connecting handles in a hollow way.
8. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 7, is characterized in that: one end of the clamping jaw, which is far away from the connecting handle, is provided with a clamping part, and the connecting handle and the clamping part are in arc transition.
9. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 8, is characterized in that: the lower end of the clamping part is concave inwards to form a groove, and an anti-skid gasket is arranged in the groove.
10. The turning clamping device for machining the end face of the embedded bolt wind power blade as claimed in claim 1, is characterized in that: the turning cylinder is a hydraulic turning cylinder, and the telescopic cylinder is a hydraulic telescopic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111142007.3A CN113732373A (en) | 2021-09-28 | 2021-09-28 | Overturning clamping device for machining end faces of pre-buried bolt wind power blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111142007.3A CN113732373A (en) | 2021-09-28 | 2021-09-28 | Overturning clamping device for machining end faces of pre-buried bolt wind power blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113732373A true CN113732373A (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111142007.3A Pending CN113732373A (en) | 2021-09-28 | 2021-09-28 | Overturning clamping device for machining end faces of pre-buried bolt wind power blades |
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| Country | Link |
|---|---|
| CN (1) | CN113732373A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010216317A (en) * | 2009-03-14 | 2010-09-30 | Kuribayashi Kiko Kk | Inversive supporting device for wind power generation vanes |
| CN211708752U (en) * | 2020-01-17 | 2020-10-20 | 嘉兴协创自动化科技有限公司 | 90-degree turnover mechanism |
| CN212094705U (en) * | 2020-03-24 | 2020-12-08 | 爱汽科技（佛山）有限公司 | Workpiece turnover device and production line with same |
| CN212221635U (en) * | 2019-11-28 | 2020-12-25 | 青岛艾孚智能装备有限公司 | Gib head handling device |
| CN215545225U (en) * | 2021-09-28 | 2022-01-18 | 重庆机床(集团)有限责任公司 | Overturning clamping device for machining end faces of pre-buried bolt wind power blades |
-
2021
- 2021-09-28 CN CN202111142007.3A patent/CN113732373A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010216317A (en) * | 2009-03-14 | 2010-09-30 | Kuribayashi Kiko Kk | Inversive supporting device for wind power generation vanes |
| CN212221635U (en) * | 2019-11-28 | 2020-12-25 | 青岛艾孚智能装备有限公司 | Gib head handling device |
| CN211708752U (en) * | 2020-01-17 | 2020-10-20 | 嘉兴协创自动化科技有限公司 | 90-degree turnover mechanism |
| CN212094705U (en) * | 2020-03-24 | 2020-12-08 | 爱汽科技（佛山）有限公司 | Workpiece turnover device and production line with same |
| CN215545225U (en) * | 2021-09-28 | 2022-01-18 | 重庆机床(集团)有限责任公司 | Overturning clamping device for machining end faces of pre-buried bolt wind power blades |
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