CN112124454A - Synchronous pulley group - Google Patents
Synchronous pulley group Download PDFInfo
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- CN112124454A CN112124454A CN202010924078.8A CN202010924078A CN112124454A CN 112124454 A CN112124454 A CN 112124454A CN 202010924078 A CN202010924078 A CN 202010924078A CN 112124454 A CN112124454 A CN 112124454A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/32—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds
- B60G11/48—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
- B62D63/04—Component parts or accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/16—Running
- B60G2800/162—Reducing road induced vibrations
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Abstract
本发明涉及一种同步带轮组,包括下筒,下筒上面设有环形槽一,环形槽一内底面从下至上依次设有碟簧、碟簧垫片,环形槽一内且高于碟簧垫片从外至内依次设有轴套、上筒,上筒下端处的内侧面沿周设有弹簧,上筒上端处的内侧面沿周设有编码器,上筒上面设有支撑板,下筒前后侧面且靠近下端处均设有固定块,下筒前后侧面且靠近下端处均设有侧板一,侧板一四侧面均设有通孔,固定块外侧面且位于通孔内均套接设有轴承二,侧板一相对的侧面之间且位于下筒的两侧均设有侧板二,侧板一相互远离一端均设有两个侧板三,侧板二、侧板三之间均设有悬臂轮轴,悬臂轮轴远离下筒的侧面均设有驱动轮。本发明的优点:提高载重能力和稳定性。
The invention relates to a synchronous pulley set, which comprises a lower cylinder, an annular groove 1 is arranged on the upper surface of the lower cylinder, a disc spring and a disc spring gasket are arranged on the inner bottom surface of the annular groove 1 in sequence from bottom to top, and the annular groove 1 is inside and higher than the disc. The spring washer is provided with a shaft sleeve and an upper cylinder in sequence from the outside to the inside, the inner side of the lower end of the upper cylinder is provided with a spring along the circumference, the inner side of the upper end of the upper cylinder is provided with an encoder along the circumference, and the upper cylinder is provided with a support plate , the front and rear sides of the lower cylinder and near the lower end are provided with fixed blocks, the front and rear sides of the lower cylinder and near the lower end are provided with a side plate, and the four sides of the side plate I are provided with through holes, and the outer side of the fixed block is located in the through hole. Bearings two are sleeved together, and two side plates are provided between the opposite sides of the first side plate and on both sides of the lower cylinder. A cantilever axle is arranged between the three plates, and a drive wheel is arranged on the side of the cantilever axle away from the lower cylinder. Advantages of the present invention: improve load capacity and stability.
Description
技术领域technical field
本发明涉及车辆技术领域,具体是指一种同步带轮组。The invention relates to the technical field of vehicles, in particular to a synchronous pulley set.
背景技术Background technique
AGV小车是一种能够沿规定的导引路径行驶,具有安全保护以及各种移载功能的运输车,由于其具有自动化程度高、安全、灵活等特点,是目前国内实现物料自动搬运的最佳解决途径之一。The AGV trolley is a transport vehicle that can travel along the specified guide path, has safety protection and various transfer functions. Because of its high degree of automation, safety and flexibility, it is currently the best in China to realize automatic material handling. one of the solutions.
目前很多生产车间或者仓库采用AGV小车来运送物品,以提高生产或者存储的效率。由于受到场地的限制,AGV小车需要具备全向移动的功能,即原地转向和朝任意方向行驶。At present, many production workshops or warehouses use AGV trolleys to transport items to improve the efficiency of production or storage. Due to the limitation of the site, the AGV car needs to have the function of omnidirectional movement, that is, turning in place and driving in any direction.
现有的麦克纳姆轮能实现全向运动,但是成本较高,更不具备减震和承重的功能,难以满足当运载较大重量产品的行驶时候的稳定性和耐久性。The existing Mecanum wheels can realize omnidirectional motion, but the cost is relatively high, and they do not have the functions of shock absorption and load bearing, so it is difficult to meet the stability and durability when driving a product with a large weight.
发明内容SUMMARY OF THE INVENTION
本发明要解决的技术问题是解决上述问题,提供一种提高载重能力和稳定性的同步带轮组。The technical problem to be solved by the present invention is to solve the above problems and provide a synchronous pulley set with improved load capacity and stability.
为解决上述技术问题,本发明提供的技术方案为:一种同步带轮组,包括下筒,所述下筒上面设有环形槽一,所述环形槽一内底面设有环形槽二,所述环形槽二内设有轴承一,所述环形槽一内底面从下至上依次设有碟簧、碟簧垫片,所述环形槽一内且高于碟簧垫片从外至内依次设有轴套、上筒,所述上筒和轴套上下滑动连接,所述上筒下端处的内侧面沿周设有圆形缺口一,所述圆形缺口一内设有弹簧,所述上筒上端处的内侧面沿周设有圆形缺口二,所述圆形缺口二内设有编码器,所述上筒上面设有支撑板,所述支撑板上面设有与下筒空腔连通的圆孔,所述下筒前后侧面且靠近下端处均设有固定块,所述下筒前后侧面且靠近下端处均设有侧板一,所述侧板一与固定块位置对应处均设有通孔,所述固定块外侧面且位于通孔内均套接设有轴承二,所述侧板一相远离的侧面均设有固定轴承二的轴承盖板一,所述侧板一相对的侧面之间且位于下筒的两侧均设有侧板二,所述侧板一相互远离一端均设有两个侧板三,所述侧板二、侧板三之间均转动连接设有悬臂轮轴,所述悬臂轮轴远离下筒的一端均套接设有带轮一,所述悬臂轮轴远离下筒的侧面均设有驱动轮,所述侧板一远离下筒的侧面均设有带动带轮一的动力机构。In order to solve the above technical problems, the technical solution provided by the present invention is: a synchronous pulley set, comprising a lower cylinder, an
采用以上结构后,本发明具有如下优点:AGV小车载重或者颠簸时候带动上筒向下运动时,先压缩弹簧,在上筒与碟簧垫片接触后,压缩碟簧,所以上筒和下筒在轴向方向转动的同时具备减震效果,可应用于汽车或AGV车上;在下筒上面设有编码器,编码器使AGV小车在转动时候用来控制角位移,AGV 小车转动的的时候,带动上筒转动,此时下筒不动,可通过编码器可以读出旋转的角度。After the above structure is adopted, the present invention has the following advantages: when the AGV car is heavy or when the upper cylinder is moved downward, the spring is first compressed, and after the upper cylinder is in contact with the disc spring gasket, the disc spring is compressed, so the upper cylinder and the lower cylinder are compressed. The cylinder rotates in the axial direction and has a shock absorption effect, which can be applied to automobiles or AGV vehicles; there is an encoder on the lower cylinder, and the encoder enables the AGV trolley to control the angular displacement when it rotates. When the AGV trolley rotates , drive the upper cylinder to rotate, the lower cylinder does not move at this time, and the rotation angle can be read out through the encoder.
作为改进,所述动力机构包括侧板一相互远离的侧面均设有固定板一和固定板二,所述固定板二远离下筒设置,所述固定板二内均设有轴承三,所述轴承三内均设有连接轴,所述连接轴靠近带轮一的一端延伸出轴承三的依次套接设有轴承固定板、带轮二,所述固定板二上面且与带轮二位置对应处均设有设有限位块,所述带轮一和带轮二外侧面之间套接设有同步带,所述固定板一内设有减速机,所述减速机输入端配合设有伺服电机,所述减速机的输出轴套接设有电机固定板,所述减速机输出轴延伸出固定板一一端通过联轴器与连接轴延伸出轴承三的另一端固定连接,所述固定板一和固定板二自由端均设有带轮调节机构。As an improvement, the power mechanism includes a side plate that is far away from each other and is provided with a
作为改进,所述带轮调节机构包括固定板一和固定板二自由端均设有的固定架,所述固定架内均螺纹连接设有调整螺栓,所述调整螺栓延伸出固定架的一端均螺纹连接设有调整螺母,所述调整螺栓延伸出固定架的一端分别与轴承固定板、电机固定板相接触。As an improvement, the pulley adjustment mechanism includes a fixing frame provided at the free ends of the first fixing plate and the second fixing plate, the fixing frame is threadedly connected with an adjusting bolt, and one end of the adjusting bolt extending out of the fixing frame is both The threaded connection is provided with an adjusting nut, and one end of the adjusting bolt extending out of the fixing frame is in contact with the bearing fixing plate and the motor fixing plate respectively.
作为改进,所述下筒和轴套上面沿周设有轴套固定片。As an improvement, the lower cylinder and the shaft sleeve are provided with a shaft sleeve fixing plate along the circumference.
作为改进,所述编码器包括定子和磁钢,所述定子和磁钢从外往内依次安装在圆形缺口二内底面,所述磁钢的长度大于上筒上下移动的距离。As an improvement, the encoder includes a stator and a magnetic steel, the stator and the magnetic steel are sequentially installed on the inner bottom surface of the second circular notch from the outside to the inside, and the length of the magnetic steel is greater than the distance that the upper cylinder moves up and down.
作为改进,所述侧板二、侧板三均设有安装孔二,所述安装孔二内均设有轴承四,所述悬臂轮轴设置在轴承四内,所述悬臂轮轴自由端均套接设有圆螺母轴套,所述侧板三远离圆螺母轴套设有固定轴承四的轴承盖板二。As an improvement, the second side plate and the third side plate are both provided with the second mounting hole, the second mounting hole is provided with the fourth bearing, the cantilever axle is arranged in the fourth bearing, and the free ends of the cantilever axle are all sleeved A round nut bushing is provided, and the third side plate is away from the round nut bushing and is provided with a bearing cover plate two for fixing the bearing four.
作为改进,所述支撑板上面且位于圆孔内设有横板,所述横板上面设有穿线孔。As an improvement, a transverse plate is provided on the support plate and located in the circular hole, and a thread hole is provided on the transverse plate.
作为改进,所述轴承一设为推力轴承,所述轴承二、轴承三和轴承四均设为深沟球轴承,推力轴承确保驱动轮可以正常旋转。As an improvement, the first bearing is set as a thrust bearing, and the second bearing, the third bearing and the fourth bearing are all set as deep groove ball bearings, and the thrust bearing ensures that the driving wheel can rotate normally.
附图说明Description of drawings
图1是本发明一种同步带轮组的立体结构示意图。FIG. 1 is a schematic three-dimensional structure diagram of a synchronous pulley set of the present invention.
图2是本发明一种同步带轮组的俯视结构示意图。FIG. 2 is a schematic top view of a synchronous pulley set of the present invention.
图3是本发明一种同步带轮组的图2的A-A处剖面仰视结构示意图。FIG. 3 is a schematic bottom view of the cross-sectional structure at the position A-A of FIG. 2 of a synchronous pulley set of the present invention.
图4是本发明一种同步带轮组的图2的B-B处剖面右视结构示意图。FIG. 4 is a cross-sectional right side view of a synchronous pulley set of FIG. 2 of a synchronous pulley set according to the present invention.
图5是本发明一种同步带轮组的侧板一、侧板二立体结构示意图。FIG. 5 is a schematic three-dimensional structure diagram of
如图所示:1、下筒;2、环形槽一;3、环形槽二;4、轴承一;5、碟簧;6、碟簧垫片;7、轴套;8、上筒;9、圆形缺口一;10、弹簧;11、圆形缺口二;12、编码器;13、固定块;14、侧板一;15、通孔; 16、轴承二;17、轴承盖板一;18、侧板二;19、侧板三;20、悬臂轮轴;21、带轮一;22、固定板一; 23、固定板二;25、限位块;26、连接轴;27、带轮二;28、同步带;29、减速机;30、伺服电机;31、联轴器;32、电机固定板;33、轴承固定板;34、带轮调节机构;35、固定架;36、调整螺栓;37、调整螺母;38、轴套固定片;39、定子;40、磁钢;41、安装孔二;42、轴承四;43、圆螺母轴套;44、轴承盖板二;45、横板;46、穿线孔;47、圆孔;48、支撑板;49、驱动轮。As shown in the picture: 1. Lower cylinder; 2.
具体实施方式Detailed ways
下面结合附图对本发明做进一步的详细说明。The present invention will be further described in detail below in conjunction with the accompanying drawings.
结合附图1、图2、图3、图4、图5,一种同步带轮组,包括下筒1,所述下筒1上面设有环形槽一2,所述环形槽一2内底面设有环形槽二3,所述环形槽二3内设有轴承一4,所述环形槽一2内底面从下至上依次设有碟簧5、碟簧垫片6,所述环形槽一2内且高于碟簧垫片6从外至内依次设有轴套7、上筒8,所述上筒8和轴套7上下滑动连接,所述上筒8下端处的内侧面沿周设有圆形缺口一9,所述圆形缺口一 9内设有弹簧10,所述上筒8上端处的内侧面沿周设有圆形缺口二11,所述圆形缺口二11内设有编码器 12,所述上筒8上面设有支撑板48,所述支撑板48上面设有与下筒1空腔连通的圆孔47,所述下筒1前后侧面且靠近下端处均设有固定块13,所述下筒1前后侧面且靠近下端处均设有侧板一14,所述侧板一 14与固定块13位置对应处均设有通孔15,所述固定块13外侧面且位于通孔15内均套接设有轴承二16,所述侧板一14相远离的侧面均设有固定轴承二16的轴承盖板一17,所述侧板一14相对的侧面之间且位于下筒1的两侧均设有侧板二18,所述侧板一14相互远离一端均设有两个侧板三19,所述侧板二18、侧板三19之间均转动连接设有悬臂轮轴20,所述悬臂轮轴20远离下筒1的一端均套接设有带轮一21,所述悬臂轮轴20远离下筒1的侧面均设有驱动轮49,所述侧板一14远离下筒1的侧面均设有带动带轮一 21的动力机构。1, 2, 3, 4 and 5, a synchronous pulley set includes a
所述动力机构包括侧板一14相互远离的侧面均设有固定板一22和固定板二23,所述固定板二23远离下筒1设置,所述固定板二23内均设有轴承三,所述轴承三内均设有连接轴26,所述连接轴26靠近带轮一21的一端延伸出轴承三的依次套接设有轴承固定板33、带轮二27,所述固定板二23上面且与带轮二27位置对应处均设有设有限位块25,所述带轮一21和带轮二27外侧面之间套接设有同步带28,所述固定板一22内设有减速机29,所述减速机29输入端配合设有伺服电机30,所述减速机29的输出轴套接设有电机固定板32,所述减速机29输出轴延伸出固定板一22一端通过联轴器31与连接轴26延伸出轴承三的另一端固定连接,所述固定板一22和固定板二23自由端均设有带轮调节机构34。The power mechanism includes a fixing
所述带轮调节机构34包括固定板一22和固定板二23自由端均设有的固定架35,所述固定架35内均螺纹连接设有调整螺栓36,所述调整螺栓36延伸出固定架35的一端均螺纹连接设有调整螺母37,所述调整螺栓36延伸出固定架35的一端分别与轴承固定板33、电机固定板32相接触。The
所述下筒1和轴套7上面沿周设有轴套固定片38。The
所述编码器12包括定子39和磁钢40,所述定子39和磁钢40从外往内依次安装在圆形缺口二11内底面,所述磁钢40的长度大于上筒8上下移动的距离。The
所述侧板二18、侧板三19均设有安装孔二41,所述安装孔二41内均设有轴承四42,所述悬臂轮轴 20设置在轴承四42内,所述悬臂轮轴20自由端均套接设有圆螺母轴套43,所述侧板三19远离圆螺母轴套43设有固定轴承四42的轴承盖板二44。The
所述支撑板48上面且位于圆孔47内设有横板45,所述横板45上面设有穿线孔46。A
所述轴承一4设为推力轴承,所述轴承二4、轴承三和轴承四42均设为深沟球轴承。The
本发明在具体实施时,将本发明支撑板48的上面与AGV小车内底面配合连接,优选的上筒8和轴套 7之间配合设有平键,在平键的作用下可实现上下滑动,上筒8可以上下运动,上筒8,下筒1、轴套7三者之间的配合,完成旋转运动,实现万向调节;当AGV小车行驶遇到颠簸或者载重物的时候,使上筒8 向下运动时,先压缩弹簧10,在上筒8与碟簧垫片6接触后,压缩碟簧5,弹簧10和碟簧5,保证本发明产品对地面的正压力,确保与地面接触并起到缓冲作用,碟簧垫片6减少碟簧5的压力受力不均,因此上筒8下筒1轴向方向上具备减震效果;轴套7起到润滑,减少摩擦的作用;可根据使用环境调整弹簧10 的刚度,来改变承载物体的重量;编码器12的磁钢40和编码器12的定子39是用来读取旋转角度编码器 17使AGV小车在转动时候用来控制角位移,AGV小车转动的的时候,带动上筒9转动,此时下筒1不动,可通过编码器17可以读出旋转的角度;伺服电机30通过减速机29与联轴器配和连接后再与带轮二26连接,驱动轮49、带轮一21固定在悬臂轮轴20上,由于驱动轮49受到的力较大,悬臂轮轴20设置的深沟球轴承,支承以及减少摩擦;下筒1的中间设为空心的,用于通过电缆,由于伺服电机30会随着驱动轮 49一起旋转,空心处流出足够的空间,减少了旋转过程中,与电缆直接接触摩擦会带来损害;本发明产品需要增加外接的控制器用来控制伺服电机、减速机、编码器、驱动轮等的运行,当控制器失控或计算错误时,限位块25便可防止本发明产品超过限制的旋转角度。During the specific implementation of the present invention, the upper surface of the
以上对本发明及其实施方式进行了描述,这种描述没有限制性,实际的结构并不局限于此。总而言如果本领域的普通技术人员受其启示,在不脱离本发明创造宗旨的情况下,不经创造性的设计出与该技术方案相似的结构方式及实施例,均应属于本发明的保护范围。The present invention and its embodiments have been described above, and the description is not limiting, and the actual structure is not limited thereto. All in all, if those of ordinary skill in the art are inspired by it, without departing from the purpose of the present invention, any structural modes and embodiments similar to this technical solution are designed without creativity, and all should belong to the protection of the present invention. scope.
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CN108583735A (en) * | 2018-07-04 | 2018-09-28 | 哈工大机器人(昆山)有限公司 | It is a kind of for the drive wheel suspension damping of AGV trolleies, chassis, AGV trolleies |
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