CN203282964U - Wheel assembly mounting and dismounting device - Google Patents
Wheel assembly mounting and dismounting device Download PDFInfo
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- CN203282964U CN203282964U CN2013203531060U CN201320353106U CN203282964U CN 203282964 U CN203282964 U CN 203282964U CN 2013203531060 U CN2013203531060 U CN 2013203531060U CN 201320353106 U CN201320353106 U CN 201320353106U CN 203282964 U CN203282964 U CN 203282964U
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- wheel set
- holding device
- wheel assembly
- dismounting
- gripper jaw
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Abstract
The utility model provides a wheel assembly installation dismounting device, include: the device comprises a moving device with a moving wheel, a clamping device arranged on the moving device and used for clamping the wheel assembly, and an adjusting device matched with the clamping device and used for adjusting the position of the wheel assembly. According to the utility model discloses a wheel assembly installation dismounting device is owing to set up clamping device on mobile device to set up and clamping device complex adjusting device, thereby adjust the wheel assembly after the centre gripping, so that the mounted position on the frame is aimed at to the wheel assembly. Compared with the prior art, adopt hoist and mount or fork truck installation, the utility model discloses the state of adjusting well that need not manual regulation wheel assembly also need not manual promotion wheel assembly to mounted position to very big improvement the simple to operate degree and the efficiency of wheel assembly, eliminated the manual potential safety hazard of being crowded hindering of in-process operating personnel hand of promoting.
Description
Technical field
The utility model relates to wheel assembling field, in particular to a kind of wheel set installing/dismounting device.
Background technology
The hoister in large tonnage chassis is less because of output, the platform position formula assembling mode that generally adopts the pommel horse frame to support.When platform position formula was assembled, prior art mainly adopted driving to coordinate various suspenders to carry out the installation of wheel set, and minority adopts fork truck to carry out.Namely adopt driving (or fork truck) from storage area lifting (or fork fortune) wheel set to installation region, human assistance carry out wheel set ajust with wheel set and vehicle bridge to hole, manually promote wheel set to installation site, tighten the tire mounting nuts.Then repeat by same step, one by one other wheel set is installed to the fitting process of finally completing the car load wheel assembly on vehicle bridge.Guarantee when avoiding damaging the parts such as vehicle bridge tire install laborsaving, be efficiently the basis of wheel set assembling and crucial.
Use driving to coordinate suspender to carry out the installation of wheel set, affected by the factors such as hanger structure form, wheel set version, platform position formula assembling characteristics, have following defect:
The wheel set total amount of hoister in large tonnage is the heaviest reaches 425Kg, diameter reaches approximately 1500mm, although use the driving lifting, need human assistance carry out ajusting of wheel set and artificial rotate vehicle bridge so that on wheel set the hold-down bolt of mounting hole and vehicle bridge align; On wheel set, on wheel rim endoporus and vehicle bridge to subtract the shell assemblage gap too small on the wheel limit, needs manually very effort to promote wheel set to installation site.Whole installation process labour intensity is very large, and has the risk of squeezing the hand of hindering the assembly crewman.
In addition, the installation of a wheel set need to use driving to be lifted into assembly area from storage area, need to align corresponding mounting hole and promote wheel set, a wheel set is installed is needed 2 assembly crewman 5-10 minute, the wheel set that chassis, a full ground is completed in assembling needs 60-120 minute, and efficiency of assembling is low.
The utility model content
The utility model aims to provide a kind of easy to operate, the wheel set installing/dismounting device of raising the efficiency.
The utility model provides a kind of wheel set installing/dismounting device, comprise: have movable pulley mobile device, be arranged on mobile device the holding device with the holding-wheel assembly, and the control apparatus that coordinates to regulate the position of wheel set with holding device.
Further, control apparatus comprises and is arranged on holding device to drive the rotation adjustment device of wheel set around self axis rotation.
Further, holding device comprises fixed frame, is fixedly installed on two lower gripper jaws on fixed frame and adjustable ground and is arranged on gripper jaw at least one on fixed frame.
Further, rotation adjustment device comprises the cylinder that is set in rotationally on lower gripper jaw and upper gripper jaw, at least one drive roll for by engine installation, being driven in cylinder.
Further, also be provided with the vertical chute that vertically extends on fixed frame, upper gripper jaw is slidably disposed on fixed frame along vertical chute; Fixed frame and upper gripper jaw also are equipped with pinion and rack and move along vertical chute to drive upper gripper jaw.
Further, holding device also is provided with the rocking handle of the gear of driven wheel tooth bar mechanism, and the self-locking mechanism of locking gear.
Further, mobile device comprises the supporting construction of vertically extending, and the holding device position is arranged on supporting construction adjustablely.
Further, control apparatus comprises the vertical control apparatus that the promotion holding device vertically moves and the level(l)ing device that promotes the motion of holding device along continuous straight runs.
Further, supporting construction comprises vertically the door frame that extends, and vertically adjustable ground is arranged on stay bearing plate on door frame, and holding device is arranged on stay bearing plate.
Further, vertically control apparatus comprises the upright slide rail that is arranged on door frame and vertically extends, and promotes hydraulic ram or electric pushrod that the relative door frame of stay bearing plate vertically moves.
Further, level(l)ing device comprises the horizontal slide that is fixedly installed on stay bearing plate and is fixedly installed on holding device and the horizontal slide rail that coordinates with horizontal slide.
Further, mobile device comprises the battery-driven car of remote-controlled control.
According to wheel set installing/dismounting device of the present utility model, due to holding device being set on mobile device, and the control apparatus that coordinates with holding device of setting, thereby the wheel set after clamping is regulated, so that wheel set is aimed at the installation site on vehicle frame.Adopt compared to existing technology lifting or fork truck to install, the utility model need not the manual regulation wheel set to positive status, also need not manually to promote wheel set to installation site, thereby improved greatly degree easy for installation and the efficiency of wheel set, eliminated the potential safety hazard that in manual pushing course, the operating personal hand crushes injury.
Description of drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the main TV structure schematic diagram according to wheel set installing/dismounting device of the present utility model;
Fig. 2 is the partial enlarged drawing that the label I in Fig. 1 goes out;
Fig. 3 is the side-looking structural representation according to wheel set installing/dismounting device of the present utility model;
Fig. 4 is the partial enlarged drawing that the label II in Fig. 2 goes out;
Fig. 5 is the plan structure schematic diagram according to wheel set installing/dismounting device of the present utility model;
Fig. 6 is the schematic diagram according to wheel set installing/dismounting device clamping larger diameter wheel set of the present utility model; And
Fig. 7 is the schematic diagram according to wheel set installing/dismounting device clamping small diameter wheel set of the present utility model.
Attached number in the figure illustrates:
A, wheel set;
10, mobile device; 11, movable pulley; 12, supporting construction; 12a, door frame; 12b, stay bearing plate;
20, holding device; 21, fixed frame; 21a, vertical chute;
22, lower gripper jaw; 23, upper gripper jaw; 25, self-locking mechanism; 25a, position limited gear; 25b, fixture block;
24, pinion and rack; 24a, gear; 24b, tooth bar; 24c, rocking handle;
26, secure latch;
31, rotation adjustment device; 31a, cylinder; 31b, servomotor;
32, vertical control apparatus; 32a, hydraulic ram; 32b, oil cylinder connection bracket; 32c, roller;
33, level(l)ing device; 33b, horizontal slide rail; 33a, horizontal slide;
40, configuration ballast.
The specific embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As Fig. 1, Fig. 3 and shown in Figure 5, according to wheel set installing/dismounting device of the present utility model, comprise: have movable pulley 11 mobile device 10, be arranged on mobile device 10 holding device 20 with holding-wheel assembly A and the control apparatus of regulating the position of wheel set A.The utility model is due to holding device 20 being set on mobile device 10, and the control apparatus that coordinates with holding device 20 of setting, thereby the wheel set A after clamping is regulated, so that wheel set A aims at the installation site on vehicle frame.Adopt compared to existing technology lifting or fork truck to install, the utility model need not the manual regulation wheel set to positive status, also need not manually to promote wheel set to installation site, thereby improved greatly degree easy for installation and the efficiency of wheel set, eliminated the potential safety hazard that in manual pushing course, the operating personal hand crushes injury.
Particularly, as shown in Figure 3, holding device 20 comprises fixed frame 21, be fixedly installed on two lower gripper jaws 22 on fixed frame 21 and adjustable ground is arranged on gripper jaw 23 at least one on fixed frame 21.Fixed frame 21 and two lower gripper jaws 22 are arranged to be similar to the form of fork truck, fork fortune wheel set A.In preferred embodiment of the present utility model, upper gripper jaw 23 is one, and upper gripper jaw 23 is pushed down tire from top, thereby wheel set A is formed clamping, guarantees that wheel set A is stable in transportation and installation process.Upper gripper jaw 23 can be regulated along fixed frame 21, namely play the relative distance between gripper jaw 22 and upper gripper jaw 23 to regulate, thereby make holding device 20 can the clamping Multiple Type, the wheel set A of different-diameter size, Fig. 6 and Fig. 7 are the schematic diagram of the wheel set A of two kinds of different-diameters of holding device 20 clampings.
More specifically, combination Fig. 2 and shown in Figure 3, be provided with the vertical chute 21a that vertically extends on fixed frame 21, and upper gripper jaw 23 is slidably disposed on fixed frame 21 along vertical chute 21a; Fixed frame 21 also is equipped with pinion and rack 24 with upper gripper jaw 23 and moves along vertical chute 21a to drive upper gripper jaw 23.Preferably mode, for gear 24a to be set rotationally on fixed frame 21, is fixedly installed tooth bar 24b on upper gripper jaw 23, and tooth bar 24b coordinates with gear 24a, and arm revolving gear 24a can drive tooth bar 24b and upper gripper jaw 23 and vertically move.The length of tooth bar 24b has determined the setting range of upper gripper jaw 23.
Preferably, gear 24a adopts rocking handle 24c to drive, and is equipped with self-locking mechanism 25, and when not needing arm revolving gear 24a, while namely going up gripper jaw 23 compression tire, self-locking mechanism 25 is locked gear 24a, thereby prevents that gripper jaw 23 is loosening.Particularly, as shown in Figure 2, self-locking mechanism 25 comprises the position limited gear 25a on the gear wheel shaft that is arranged on gear 24a, and at fixed frame 21, the fixture block 25b that coordinates with position limited gear 25a is set, when fixture block 25b is clamped in the teeth groove of position limited gear 25a, gear 24a, rocking handle 24c all can not rotate, thus locked tooth bar 24b and upper gripper jaw 23, thus make gripper jaw 23 and lower gripper jaw 22 coordinate clamping wheel assembly A.
More preferably, as shown in Figure 3, be provided with secure latch 26 on fixed frame 21, after upper gripper jaw 23 and lower gripper jaw 22 cooperation clamping wheel assembly A, be hooked on secure latch 26 by safe preventer, thereby prevent the accidental fall of wheel set A in wheel set installing/dismounting device moving process, ensure safety.
Preferably, as shown in Figure 3, control apparatus comprises and is arranged on holding device 20 to drive the rotation adjustment device 31 of wheel set A around self axis rotation.When wheel set installing/dismounting device is transported to installation site with wheel set A, often need rotating-wheel assembly A, could be with aiming on the bolt hole on wheel set A and vehicle frame.By rotation adjustment device 31 is set, can drive rotation of wheel, solving large-scale wheel can't hand rotation, the perhaps problem of hand rotation inconvenience.
More specifically, rotation adjustment device 31 comprises the cylinder 31a that is set in rotationally on lower gripper jaw 22 and upper gripper jaw 23, at least one drive roll for by engine installation, being driven in cylinder 31a, and other cylinder 31a is driven cylinder.More accurate for rotation is controlled, drive roll can adopt servomotor 31b to drive, and also can adopt other modes as runner to drive.In the drive roll rotation process, the friction force of drive roll and diameter of tyres makes tire around himself axis rotation, and drives simultaneously driven cylinder rotation, reduces friction drag.
In conjunction with Fig. 1 and shown in Figure 3, mobile device 10 comprises the supporting construction 12 of vertically extending, and holding device 20 vertically is arranged on supporting construction 12 with the horizontal direction adjustable ground.In the process of fork fortune tire, regulate the position of holding device 20 relative supporting constructions 12, make holding device 20 be adjusted to suitable position, thereby conveniently wheel set A is clamped between upper and lower gripper jaw.
Particularly, control apparatus also comprises the vertical control apparatus 32 that promotion holding device 20 vertically moves and promotes the level(l)ing device 33 that holding device 20 along continuous straight runs move.Namely by the seesawing of battery-driven car, the vertical left and right adjusting of control apparatus 32 up-down adjustment, level(l)ing device 33, complete holding device 20 is X, Y, the adjusting of Z three degree of freedom of wheel set A, make wheel set A be adjusted to installation site, and by rotation adjustment device 31 auxiliary rotary tires, thereby make the wheel set A that is positioned at installation site turn to bolt hole and aim at the aligned position of bolt, then tight a bolt and can complete the tire installation.
As shown in Figure 4, supporting construction 12 comprises vertically the door frame 12a that extends, and vertically adjustable ground is arranged on stay bearing plate 12b on door frame 12a, and holding device 20 is arranged on stay bearing plate 12b.Door frame 12a comprises two door pillars that are oppositely arranged, stay bearing plate 12b is horizontally set between two door pillars, be provided with the upright slide rail that vertically extends on two door pillars, stay bearing plate 12b during along the upright slide rail up-and-down movement, drives holding device 20 and moves up and down in overall.In addition, can roller 32c be set at stay bearing plate 12b two ends, roller 32c coordinates with upright slide rail, thereby makes stay bearing plate 12b up-and-down movement more flexible.
Because wheel set installing/dismounting device of the present utility model is mainly used in installing hoister in large tonnage, wheel set A weight is larger, therefore vertically the actuating device of control apparatus 32 adopts the larger hydraulic ram 32a of load-carrying capacity, hydraulic ram 32a one end supports and is arranged on mobile device, and the other end is fastened on stay bearing plate 12b by oil cylinder connection bracket 32b.Certainly, when only being applied to the less conventional tyre of dismounting quality, those skilled in the art also can improve the actuating device of vertical control apparatus 32, adopt as actuating devices such as electric pushrod, hand wheels.
As shown in Figure 4, level(l)ing device 33 comprises horizontal slide 33a and horizontal slide rail 33b, horizontal slide 33a is fixedly installed on stay bearing plate 12b, horizontal slide rail 33b is fixedly installed on the fixed frame 21 of holding device 20, when horizontal slide rail 33b slides along horizontal slide 33a, drive holding device 20 integral level effects and move, namely adjust the position that is clamped in the wheel set A on holding device 20.Can manually promote horizontal slide rail 33b and move along horizontal slide 33a, also corresponding actuating device can be set.
In addition, as shown in Figure 3, according to the weight of installing wheel assembly A, configuration ballast 40 can also be set on mobile device 10, adjustment, prevent that wheel set A is overweight and cause whole wheel set A lack of equilibrium and tilt.
Particularly, adopt wheel set installing/dismounting device installing wheel assembly A installation process of the present utility model as follows:
(1) handling storage battery car is mobile device 10, moves to wheel set A storage rack place.Rotation crank 24c, make distance between the upper and lower gripper jaw of holding device 20 greater than the diameter of wheel set A to be installed, handling mobile device 10 and control apparatus drops on lower gripper jaw 22 wheel set A, make upper gripper jaw 23 push down wheel set A by rotation crank 24c again, use finally safe preventer to carry out the fastening of wheel set, complete reclaiming process.
(2) handle mobile device 10, move to wheel set A installation place on vehicle, make wheel set A substantially align position to be installed.Remove safe preventer, by vertical control apparatus 32, regulate wheel set A height to be installed; Regulate wheel set A left and right directions to be installed position by level(l)ing device 33; Drive the rotation of cylinder 31a and wheel set A by servomotor 31b, complete the mounting hole of wheel set A to be installed and aligning of vehicle bridge bolt; Synchronous operation mobile device 10 is completed the adjustment of wheel set fore-and-aft direction to be installed, and wheel set is hung on the vehicle bridge bolt by mounting hole, completes the contraposition process.
(3) after installing wheel set A mounting nuts, unclamp gripper jaw 23, manipulation mobile device 10 retreats and moves on to diamond or material-storing rack place, completes the installation of a wheel set.
Can complete the dismounting of wheel set A by opposite step.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to wheel set installing/dismounting device of the present utility model, due to holding device being set on mobile device, and the control apparatus that coordinates with holding device of setting, thereby the wheel set after clamping is regulated, so that wheel set is aimed at the installation site on vehicle frame.Adopt compared to existing technology lifting or fork truck to install, the utility model need not the manual regulation wheel set to positive status, also need not manually to promote wheel set to installation site, thereby improved greatly degree easy for installation and the efficiency of wheel set, eliminated the potential safety hazard that in manual pushing course, the operating personal hand crushes injury.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (12)
1. wheel set installing/dismounting device, it is characterized in that, comprise: have movable pulley (11) mobile device (10), be arranged on the upper holding device (20) with holding-wheel assembly (A) of described mobile device (10), and the control apparatus that coordinates to regulate the position of described wheel set (A) with described holding device (20).
2. wheel set installing/dismounting device according to claim 1, is characterized in that,
Described control apparatus comprises that to be arranged on described holding device (20) upper to drive the rotation adjustment device (31) of described wheel set (A) around self axis rotation.
3. wheel set installing/dismounting device according to claim 2, is characterized in that,
Described holding device (20) comprises fixed frame (21), be fixedly installed on two lower gripper jaws (22) on described fixed frame (21) and adjustable ground is arranged on gripper jaw (23) at least one on described fixed frame (21).
4. wheel set installing/dismounting device according to claim 3, is characterized in that,
Described rotation adjustment device (31) comprises the cylinder (31a) that is set in rotationally on described lower gripper jaw (22) and described upper gripper jaw (23), at least one drive roll for by engine installation, being driven in described cylinder (31a).
5. wheel set installing/dismounting device according to claim 3, is characterized in that,
Also be provided with the vertical chute (21a) that vertically extends on described fixed frame (21), described upper gripper jaw (23) is slidably disposed on described fixed frame (21) along described vertical chute (21a);
Described fixed frame (21) also is equipped with pinion and rack (24) with described upper gripper jaw (23) and moves along described vertical chute (21a) to drive described upper gripper jaw (23).
6. wheel set installing/dismounting device according to claim 5, is characterized in that,
Described holding device (20) also is provided with the rocking handle (24c) of the gear (24a) that drives described pinion and rack (24), and the self-locking mechanism (25) of locking described gear (24a).
7. the described wheel set installing/dismounting of any one device according to claim 1 to 6, is characterized in that,
Described mobile device (10) comprises the supporting construction (12) of vertically extending, and described holding device (20) position is arranged on described supporting construction (12) adjustablely.
8. wheel set installing/dismounting device according to claim 7, is characterized in that,
Described control apparatus comprises the vertical control apparatus (32) that the described holding device of promotion (20) vertically moves and promotes the level(l)ing device (33) of described holding device (20) along continuous straight runs motion.
9. wheel set installing/dismounting device according to claim 8, is characterized in that,
Described supporting construction (12) comprises vertically the door frame (12a) that extends, and vertically adjustable ground is arranged on stay bearing plate (12b) on described door frame (12a), and described holding device (20) is arranged on described stay bearing plate (12b).
10. wheel set installing/dismounting device according to claim 9, is characterized in that,
Described vertical control apparatus (32) comprises that being arranged on described door frame (12a) goes up the upright slide rail that also vertically extends, and promotes hydraulic ram (32a) or the electric pushrod that the relatively described door frame of described stay bearing plate (12b) (12a) vertically moves.
11. wheel set installing/dismounting device according to claim 9, is characterized in that,
Described level(l)ing device (33) comprises the horizontal slide (33a) that is fixedly installed on described stay bearing plate (12b) and is fixedly installed on the horizontal slide rail (33b) that described holding device (20) is upper and with described horizontal slide (33a), coordinate.
12. wheel set installing/dismounting device according to claim 1, is characterized in that,
Described mobile device (10) comprises the battery-driven car of remote-controlled control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203531060U CN203282964U (en) | 2013-06-19 | 2013-06-19 | Wheel assembly mounting and dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203531060U CN203282964U (en) | 2013-06-19 | 2013-06-19 | Wheel assembly mounting and dismounting device |
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| Publication Number | Publication Date |
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| CN203282964U true CN203282964U (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203531060U Expired - Lifetime CN203282964U (en) | 2013-06-19 | 2013-06-19 | Wheel assembly mounting and dismounting device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104058353A (en) * | 2014-06-20 | 2014-09-24 | 范昕昀 | Hot roller carrying device |
| CN106541794A (en) * | 2015-09-22 | 2017-03-29 | 湖南南车时代电动汽车股份有限公司 | Full-bearing type passenger tyre assembles special tooling |
| CN106736537A (en) * | 2017-01-10 | 2017-05-31 | 旭东机械(昆山)有限公司 | A kind of voluntarily vehicle integrated assembly machine |
| CN106915206A (en) * | 2017-02-28 | 2017-07-04 | 重庆市永川区渝林机械厂 | Automobile tire auxiliary disassembling device |
| CN107139651A (en) * | 2017-03-31 | 2017-09-08 | 奇瑞汽车股份有限公司 | A kind of automobile tire assembly tooling |
| CN110329540A (en) * | 2019-07-11 | 2019-10-15 | 中国航发沈阳发动机研究所 | A kind of nacelle installing and dismounting vehicle having multiple degrees of freedom regulatory function |
| CN111422012A (en) * | 2020-04-16 | 2020-07-17 | 安徽科技学院 | Special tool for disassembling scrapped automobile hub tire |
| CN111674212A (en) * | 2020-06-09 | 2020-09-18 | 安徽江淮银联重型工程机械有限公司 | Tire replacing device for large engineering machinery |
| CN111960324A (en) * | 2020-08-03 | 2020-11-20 | 界首市神机合自动化科技有限公司 | A mounting bracket for vehicle tire maintenance |
| CN113597377A (en) * | 2019-03-15 | 2021-11-02 | 索尤若驱动有限及两合公司 | Mobile device with at least one attachment module arranged on the mobile device |
-
2013
- 2013-06-19 CN CN2013203531060U patent/CN203282964U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104058353A (en) * | 2014-06-20 | 2014-09-24 | 范昕昀 | Hot roller carrying device |
| CN104058353B (en) * | 2014-06-20 | 2016-10-12 | 机械科学研究总院青岛分院 | A kind of hot-rolling Handling device |
| CN106541794A (en) * | 2015-09-22 | 2017-03-29 | 湖南南车时代电动汽车股份有限公司 | Full-bearing type passenger tyre assembles special tooling |
| CN106736537A (en) * | 2017-01-10 | 2017-05-31 | 旭东机械(昆山)有限公司 | A kind of voluntarily vehicle integrated assembly machine |
| CN106915206A (en) * | 2017-02-28 | 2017-07-04 | 重庆市永川区渝林机械厂 | Automobile tire auxiliary disassembling device |
| CN107139651A (en) * | 2017-03-31 | 2017-09-08 | 奇瑞汽车股份有限公司 | A kind of automobile tire assembly tooling |
| CN113597377A (en) * | 2019-03-15 | 2021-11-02 | 索尤若驱动有限及两合公司 | Mobile device with at least one attachment module arranged on the mobile device |
| CN113597377B (en) * | 2019-03-15 | 2024-06-11 | 索尤若驱动有限及两合公司 | Mobile device with at least one attachment module arranged on the mobile device |
| CN110329540A (en) * | 2019-07-11 | 2019-10-15 | 中国航发沈阳发动机研究所 | A kind of nacelle installing and dismounting vehicle having multiple degrees of freedom regulatory function |
| CN111422012A (en) * | 2020-04-16 | 2020-07-17 | 安徽科技学院 | Special tool for disassembling scrapped automobile hub tire |
| CN111674212A (en) * | 2020-06-09 | 2020-09-18 | 安徽江淮银联重型工程机械有限公司 | Tire replacing device for large engineering machinery |
| CN111960324A (en) * | 2020-08-03 | 2020-11-20 | 界首市神机合自动化科技有限公司 | A mounting bracket for vehicle tire maintenance |
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| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
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| CX01 | Expiry of patent term |