CN106040492A - Paint spraying device for electric vehicle shell - Google Patents

Paint spraying device for electric vehicle shell Download PDF

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Publication number
CN106040492A
CN106040492A CN201610643304.9A CN201610643304A CN106040492A CN 106040492 A CN106040492 A CN 106040492A CN 201610643304 A CN201610643304 A CN 201610643304A CN 106040492 A CN106040492 A CN 106040492A
Authority
CN
China
Prior art keywords
fixedly connected
fixed
servomotor
electric vehicle
inwall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610643304.9A
Other languages
Chinese (zh)
Inventor
沈利锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Zunbao Electric Vehicle Co Ltd
Original Assignee
Wuxi Zunbao Electric Vehicle Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Zunbao Electric Vehicle Co Ltd filed Critical Wuxi Zunbao Electric Vehicle Co Ltd
Priority to CN201610643304.9A priority Critical patent/CN106040492A/en
Publication of CN106040492A publication Critical patent/CN106040492A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0405Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
    • B05B13/041Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B05B13/0242Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the objects being individually presented to the spray heads by a rotating element, e.g. turntable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0292Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work devices for holding several workpieces to be sprayed in a spaced relationship, e.g. vehicle doors spacers

Landscapes

  • Spray Control Apparatus (AREA)

Abstract

The invention discloses a paint spraying device for an electric vehicle shell. The paint spraying device comprises a fixing frame. An air cylinder is fixedly connected to one side of the fixing frame. A moving device and a reversing device are fixedly connected to the inner wall of the fixing frame. The moving device is located above the reversing device and comprises a first servo motor. One side of the first servo motor is fixedly connected with the inner wall of the fixing frame. The output end of the first servo motor is fixedly connected with a lead screw. The lead screw is sleeved with a ball nut. The bottom of the ball nut is fixedly connected with a spraying machine. According to the paint spraying device for the electric vehicle shell, by improving the moving device, the effect of a moving spraying machine is achieved, and the paint spraying effect is better and more comprehensive; by improving the reversing device, under the effect of clamping devices, the up-down back-and-forth reversing effect is achieved; and by improving the clamping devices, the effect of clamping the electric vehicle shell is achieved, so that the paint spraying effect is better after multiple times of paint spraying.

Description

A kind of spray-painting plant of casing of electric vehicle
Technical field
The present invention relates to electric motor car technical field of processing equipment, the spray-painting plant of a kind of casing of electric vehicle.
Background technology
Electric motor car i.e. electrically driven vehicle, has another name called electricity and drives.Electric motor car is divided into alternating current electric vehicle and DC electric car.Generally The electric motor car said is using battery as energy source, by the parts such as controller and motor, converts electrical energy into mechanical energy motion, To control the vehicle of size of current change speed.First electric motor car manufactured in 1834, and it is by DC motor Driver , even to this day, electric motor car there occurs great variety, and type is the most varied.And electronic it has been widely used in us In life, and electric motor car in use be unable to do without shell, and this is not only a kind of embodiment attractive in appearance, in more can protecting Portion's parts, and user security can be played certain guarantee.
Need in the fabrication process casing of electric vehicle is sprayed paint, but be all to spray paint manually at present, Er Qie electricity The volume of production of motor-car is very big, so needing to expend substantial amounts of manpower and materials, so not only reduces production efficiency, and put into Cost also can increase much relatively, and a part is machine auto spray painting, but the simplest for a car, it is impossible to make simultaneously For many, and the effect sprayed paint and uneven completely, for this, we release the spray-painting plant of a kind of casing of electric vehicle.
Summary of the invention
It is an object of the invention to provide the spray-painting plant of a kind of casing of electric vehicle, possess mobile reversion and simultaneously to many The advantage that electric motor car sprays paint, solves single the bad problem of effect of spraying paint and spray paint.
For achieving the above object, the present invention provides following technical scheme: the spray-painting plant of a kind of casing of electric vehicle, including solid Determining framework, the side of described fixed frame is fixedly connected with cylinder, and the inwall of described fixed frame is fixedly connected with mobile dress Put and inversion set, and mobile device is positioned at the top of inversion set.
Described mobile device includes the first servomotor, and the inwall of the side of the first servomotor and fixed frame is fixed Connecting, the outfan of described first servomotor is fixedly connected with screw mandrel, and described screw mandrel is socketed with ball nut, described ball The bottom of nut is fixedly connected with spraying machine, and the feed end of spraying machine is connected by conveying pipeline is fixing with the outfan of cylinder, described The other end of screw mandrel is actively socketed in fixed plate, and the side of fixed plate is fixed with the inwall of fixed frame and is connected, described solid Determine plate and be fixedly connected with guide post away from the side of screw mandrel, and the other end of guide post run through ball nut and with the first servo electricity The side of machine is fixing to be connected;
Described inversion set includes the second servomotor, and the inwall of the side of the second servomotor and fixed frame is fixing even Connecing, the outfan of described second servomotor is fixing with one end of bull stick to be connected, and the other end of bull stick is actively socketed on panel On, and the inwall of the side of panel and fixed frame is fixing is connected, on described bull stick, fixed cover is connected to reversion disk, described reversion The upper surface of disk is fixedly connected with clamping device.
Preferably, described clamping device includes U-shaped frame, and the bottom of U-shaped frame is fixed with the upper surface of reversion disk and is connected, The bottom interior wall of described U-shaped frame is fixedly connected with slide rail, slidably connects two clamping plate, and the one of two clamping plate in described slide rail Side is all flexibly connected with the both sides inwall of U-shaped frame by spring, and the opposite side at two clamping plate is provided with rubber layer.
Preferably, the quantity of described clamping device is at least five, and five clamping devices are equidistant with annular array It is arranged on the upper surface of reversion disk.
Preferably, the quantity of described guide post two, and two guide posts are with the midpoint of screw mandrel as axle center, are symmetrical arranged.
Compared with prior art, beneficial effects of the present invention is as follows:
1, the present invention is by the improvement to mobile device, under the cooperation of the first servomotor, screw mandrel and ball nut, reaches The effect of mobile spraying machine, sprays paint back and forth it is thus possible to make spraying machine carry out left and right, makes to spray paint effect more preferably and more comprehensive.
2, the present invention is by the improvement to inversion set, under the cooperation of the second servomotor, bull stick and reversion disk, and And under the effect of clamping device, reached the effect inverted the most back and forth.
3, the present invention is by the improvement to clamping device, under the cooperation of U-shaped frame, two springs, two clamping plate and slide rail, Reach to clamp the effect of casing of electric vehicle, so that shell will not fall down easily from reversion disk, be more beneficial for reversion The repeatedly reversion of disk, thus after repeatedly spraying paint, the effect that makes to spray paint is more preferable.
Accompanying drawing explanation
Fig. 1 is the structural representation of front view of the present invention;
Fig. 2 is the structural representation of mobile device top view of the present invention;
Fig. 3 is the structural representation of inversion set top view of the present invention;
Fig. 4 is the structural representation of A-A of the present invention.
In figure: 1 fixed frame, 2 cylinders, 3 mobile devices, 31 first servomotors, 32 screw mandrels, 33 ball nuts, 34 solid Determine plate, 35 guide posts, 4 inversion sets, 41 second servomotors, 42 bull sticks, 43 panels, 44 reversion disks, 45 clamping devices, 451 U-shaped framves, 452 slide rails, 453 clamping plate, 454 springs, 455 rubber layers, 5 spraying machines, 6 conveying pipelines.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1-4, the present invention provides a kind of technical scheme: the spray-painting plant of a kind of casing of electric vehicle, including fixing Framework 1, by being provided with fixed frame 1, has reached the fixing and effect of carrying, and the side of fixed frame 1 is fixedly connected with gas Cylinder 2, by being provided with cylinder 2, has reached to provide the effect of the power that sprays paint, the inwall of fixed frame 1 has been fixedly connected with movement Device 3 and inversion set 4, and mobile device 3 is positioned at the top of inversion set 4.
Mobile device 3 includes the first servomotor 31, by being provided with the first servomotor 31, has reached offer screw mandrel 32 The effect of rotary power, and the inwall of the side of the first servomotor 31 and fixed frame 1 is fixing is connected, the first servomotor 31 Outfan be fixedly connected with screw mandrel 32, screw mandrel 32 is socketed with ball nut 33, by being provided with screw mandrel 32, reached drive The effect that ball nut 33 rotates, the bottom of ball nut 33 is fixedly connected with spraying machine 5, by being provided with spray, has reached spray The effect of paint, and the feed end of spraying machine 5 fixed by the outfan of conveying pipeline 6 and cylinder 2 and is connected, by being provided with conveying pipeline 6, Reach to carry the effect of liquid lacquer, by the improvement to mobile device 3, at the first servomotor 31, screw mandrel 32 and ball spiral shell Under the cooperation of female 33, reach the effect of mobile spraying machine 5, sprayed paint back and forth it is thus possible to make spraying machine 5 carry out left and right, make to spray paint effect more Good and more comprehensive, the other end of screw mandrel 32 is actively socketed in fixed plate 34, by being provided with fixed plate 34, has reached fixing Effect so that screw mandrel 32 can rotate normally, and the inwall of the side of fixed plate 34 and fixed frame 1 is fixing is connected, Fixed plate 34 is fixedly connected with guide post 35 away from the side of screw mandrel 32, and the other end of guide post 35 run through ball nut 33 and Fix with the side of the first servomotor 31 and be connected, the quantity of guide post 35 two, and two guide posts 35 are with in screw mandrel 32 Point is axle center, is symmetrical arranged, and by being provided with two guide posts 35, has reached to limit the effect that ball nut 33 rotates, thus Ball nut 33 is made to do linear motion smoothly on screw mandrel 32.
Inversion set 4 includes the second servomotor 41, by being provided with the second servomotor 41, has reached offer bull stick 42 The power rotated, so that reversion disk 44 can rotate, and the side of the second servomotor 41 is solid with the inwall of fixed frame 1 Fixed connection, the outfan of the second servomotor 41 is fixing with one end of bull stick 42 to be connected, and by being provided with bull stick 42, has reached solid Fixed and drive overturns the effect of disk rotational, and the other end of bull stick 42 is actively socketed on panel 43, by being provided with panel 43, reach fixing effect, so that whole device moves normally, and the inwall of the side of panel 43 and fixed frame 1 Fixing connection, on bull stick 42, fixed cover is connected to invert disk 44, by being provided with reversion disk 44, under the cooperation of bull stick 42, Having reached carrying and the effect of reversion, the upper surface of reversion disk 44 is fixedly connected with clamping device 45, by inversion set 4 Improvement, under the cooperation of the second servomotor 41, bull stick 42 and reversion disk 44, and under the effect of clamping device 45, Reach the effect inverted the most back and forth, typically when inverting disk 44 and rotating to plumbness, need to again adjust the second servo Motor 41 so that it is rotate backward, when ball nut 33 moves to the end of screw mandrel 32, need to adjust the first servomotor again 31 so that it is rotate backward, now shell can be sprayed paint by spraying machine 5 again, along with reversion disk 44 gradually inverts and spraying machine 5 Gradually moving, spraying paint in the everywhere in spraying machine 5 meeting face on which, to such an extent as to sprays paint evenly and completely, and clamping device 45 includes U Shape frame 451, and the bottom of U-shaped frame 451 is fixing with the upper surface of reversion disk 44 is connected, the fixing company of the bottom interior wall of U-shaped frame 451 Be connected to slide rail 452, in slide rail 452, slidably connect two clamping plate 453, and the side of two clamping plate 453 all by spring 454 with The both sides inwall of U-shaped frame 451 is flexibly connected, and the opposite side at two clamping plate 453 is provided with rubber layer 455, clamping device 45 Quantity is at least five, and five clamping devices 45 are equidistantly positioned the upper surface at reversion disk 44 with annular array, logical Cross the improvement to clamping device 45, under the cooperation of U-shaped frame 454, two clamping plate 453 of 451, two springs and slide rail 452, reach The effect of clamping casing of electric vehicle, so that shell will not fall down easily from reversion disk 44, is more beneficial for reversion circle The repeatedly reversion of dish 44, thus after repeatedly spraying paint, the effect that makes to spray paint is more preferable, and this apparatus structure is simple, and easy to operate, efficiency Height, can really improve the yield of electric motor car, is suitable for a large amount of production.
Operation principle: when the spray-painting plant operation of casing of electric vehicle, starts the first servomotor 31 and second simultaneously and watches Taking motor 41, drive screw mandrel 32 and bull stick 42 to rotate, now ball nut 33 can move on screw mandrel 32, and reversion disk 44 can turn Dynamic, again regulate the first servomotor 31 and the second servomotor 41 can change ball nut 33 and the motion side of reversion disk 44 To, such that it is able to repeatedly and more fully hereinafter by spraying machine 5 spray paint.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace And modification, the scope of the present invention be defined by the appended.

Claims (4)

1. a spray-painting plant for casing of electric vehicle, including fixed frame (1), it is characterised in that: the one of described fixed frame (1) Side is fixedly connected with cylinder (2), and the inwall of described fixed frame (1) is fixedly connected with mobile device (3) and inversion set , and mobile device (3) is positioned at the top of inversion set (4) (4);
Described mobile device (3) includes the first servomotor (31), and the side of the first servomotor (31) and fixed frame (1) Inwall fixing connect, the outfan of described first servomotor (31) is fixedly connected with screw mandrel (32), on described screw mandrel (32) Being socketed with ball nut (33), the bottom of described ball nut (33) is fixedly connected with spraying machine (5), and the feed end of spraying machine (5) Being connected by conveying pipeline (6) is fixing with the outfan of cylinder (2), the other end of described screw mandrel (32) is actively socketed on fixed plate (34) on, and the side of fixed plate (34) is fixed with the inwall of fixed frame (1) and is connected, and described fixed plate (34) is away from screw mandrel (32) side is fixedly connected with guide post (35), and the other end of guide post (35) runs through ball nut (33) and watches with first Take the fixing connection in side of motor (31);
Described inversion set (4) includes the second servomotor (41), and the side of the second servomotor (41) and fixed frame (1) Inwall fixing connect, the outfan of described second servomotor (41) is fixed with one end of bull stick (42) and is connected, and bull stick (42) the other end is actively socketed on panel (43), and the side of panel (43) is fixed with the inwall of fixed frame (1) and is connected, The upper fixed cover of described bull stick (42) is connected to invert disk (44), and the upper surface of described reversion disk (44) is fixedly connected with clamping dress Put (45).
The spray-painting plant of a kind of casing of electric vehicle the most according to claim 1, it is characterised in that: described clamping device (45) Including U-shaped frame (451), and the bottom of U-shaped frame (451) is fixed with the upper surface of reversion disk (44) and is connected, described U-shaped frame (451) bottom interior wall is fixedly connected with slide rail (452), slidably connects two clamping plate (453) in described slide rail (452), and The side of two clamping plate (453) is all flexibly connected by the both sides inwall of spring (454) with U-shaped frame (451), at two clamping plate (453) opposite side is provided with rubber layer (455).
The spray-painting plant of a kind of casing of electric vehicle the most according to claim 2, it is characterised in that: described clamping device (45) Quantity be at least five, and five clamping devices (45) are equidistantly positioned the upper table in reversion disk (42) with annular array Face.
The spray-painting plant of a kind of casing of electric vehicle the most according to claim 1, it is characterised in that: described guide post (35) Quantity two, and two guide posts (35) with the midpoint of screw mandrel (32) as axle center, be symmetrical arranged.
CN201610643304.9A 2016-08-09 2016-08-09 Paint spraying device for electric vehicle shell Pending CN106040492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610643304.9A CN106040492A (en) 2016-08-09 2016-08-09 Paint spraying device for electric vehicle shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610643304.9A CN106040492A (en) 2016-08-09 2016-08-09 Paint spraying device for electric vehicle shell

Publications (1)

Publication Number Publication Date
CN106040492A true CN106040492A (en) 2016-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610643304.9A Pending CN106040492A (en) 2016-08-09 2016-08-09 Paint spraying device for electric vehicle shell

Country Status (1)

Country Link
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106694285A (en) * 2016-11-30 2017-05-24 重庆名风家俱有限公司 Paint spraying device for doors
CN107649312A (en) * 2017-10-23 2018-02-02 盐城喜可儿童用品有限公司 A kind of perambulator surface lacquer equipment
CN109746145A (en) * 2019-03-15 2019-05-14 无锡市福莱达石油机械有限公司 A kind of spray equipment for planar valve seat
CN110124897A (en) * 2019-04-24 2019-08-16 温其锋 A kind of quick spray-painting plant of hardware plate
CN112675946A (en) * 2020-12-28 2021-04-20 敖柠 Medical treatment glass rubbish auxiliary treatment device
CN113798099A (en) * 2021-09-15 2021-12-17 深圳市战车工场汽车美容有限公司 Car is cosmetic to decorate and uses door paint spraying apparatus
CN113976359A (en) * 2021-11-12 2022-01-28 宁波吉威熔模铸造有限公司 Casting equipment for machining tooth holder
CN115055307A (en) * 2022-08-02 2022-09-16 江苏中成紧固技术发展股份有限公司 Automatic spraying device for blade bolts for wind power

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080149025A1 (en) * 2006-12-21 2008-06-26 Terronics Development Company Fixture assembly and methods related thereto
CN102218380A (en) * 2011-06-27 2011-10-19 苏州互友工业设备有限公司 Fully-automatic pentagonal spraying machine
CN202909871U (en) * 2012-12-07 2013-05-01 中信戴卡股份有限公司 Rotary paint spraying device of mold
CN204564423U (en) * 2015-04-09 2015-08-19 济宁市宏顺玻璃钢有限责任公司 A kind of fiberglass-reinforced glass storage tank whirligig
CN205361799U (en) * 2016-01-14 2016-07-06 傅加景 Automobile spare and accessory part spray booth
CN206009081U (en) * 2016-08-09 2017-03-15 无锡尊宝电动车有限公司 A kind of spray-painting plant of casing of electric vehicle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080149025A1 (en) * 2006-12-21 2008-06-26 Terronics Development Company Fixture assembly and methods related thereto
CN102218380A (en) * 2011-06-27 2011-10-19 苏州互友工业设备有限公司 Fully-automatic pentagonal spraying machine
CN202909871U (en) * 2012-12-07 2013-05-01 中信戴卡股份有限公司 Rotary paint spraying device of mold
CN204564423U (en) * 2015-04-09 2015-08-19 济宁市宏顺玻璃钢有限责任公司 A kind of fiberglass-reinforced glass storage tank whirligig
CN205361799U (en) * 2016-01-14 2016-07-06 傅加景 Automobile spare and accessory part spray booth
CN206009081U (en) * 2016-08-09 2017-03-15 无锡尊宝电动车有限公司 A kind of spray-painting plant of casing of electric vehicle

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106694285B (en) * 2016-11-30 2018-11-20 重庆名风家俱有限公司 Spray-painting plant for door
CN106694285A (en) * 2016-11-30 2017-05-24 重庆名风家俱有限公司 Paint spraying device for doors
CN107649312A (en) * 2017-10-23 2018-02-02 盐城喜可儿童用品有限公司 A kind of perambulator surface lacquer equipment
CN109746145B (en) * 2019-03-15 2024-03-22 无锡市福莱达石油机械有限公司 Spraying device for plane valve seat
CN109746145A (en) * 2019-03-15 2019-05-14 无锡市福莱达石油机械有限公司 A kind of spray equipment for planar valve seat
CN110124897A (en) * 2019-04-24 2019-08-16 温其锋 A kind of quick spray-painting plant of hardware plate
CN112675946A (en) * 2020-12-28 2021-04-20 敖柠 Medical treatment glass rubbish auxiliary treatment device
CN113798099A (en) * 2021-09-15 2021-12-17 深圳市战车工场汽车美容有限公司 Car is cosmetic to decorate and uses door paint spraying apparatus
CN113798099B (en) * 2021-09-15 2023-10-10 深圳市战车工场汽车美容有限公司 Car door paint spraying apparatus for automobile beauty decoration
CN113976359B (en) * 2021-11-12 2023-02-21 宁波吉威熔模铸造有限公司 Casting equipment for machining tooth holder
CN113976359A (en) * 2021-11-12 2022-01-28 宁波吉威熔模铸造有限公司 Casting equipment for machining tooth holder
CN115055307A (en) * 2022-08-02 2022-09-16 江苏中成紧固技术发展股份有限公司 Automatic spraying device for blade bolts for wind power
CN115055307B (en) * 2022-08-02 2023-10-20 江苏中成紧固技术发展股份有限公司 Blade bolt automatic spraying device for wind power

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Application publication date: 20161026