CN111452566B - High strength heavy load fork truck driving axle housing - Google Patents
High strength heavy load fork truck driving axle housing Download PDFInfo
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- CN111452566B CN111452566B CN202010284243.8A CN202010284243A CN111452566B CN 111452566 B CN111452566 B CN 111452566B CN 202010284243 A CN202010284243 A CN 202010284243A CN 111452566 B CN111452566 B CN 111452566B
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- baffle plate
- axle housing
- box body
- bolt fixing
- housing box
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/14—Torque-transmitting axles composite or split, e.g. half- axles; Couplings between axle parts or sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
Description
技术领域Technical Field
本发明涉及叉车驱动桥技术领域,尤其涉及一种高强度重载叉车驱动桥壳。The invention relates to the technical field of forklift drive axles, and in particular to a high-strength heavy-load forklift drive axle housing.
背景技术Background technique
驱动桥是位于叉车传动系统末端,能改变来自变速器的转速和转矩,并将它们传递给驱动轮的机构,是叉车传动系统中的重要组成部分。随着物流行业的飞速发展,我国轻载叉车市场得到扩张,而驱动桥作为叉车核心结构件,其桥壳结构强度是叉车安全使用和被市场认可的关键。但是,重载叉车领域,其驱动桥制造难度高,依赖国外进口,给我国重载叉车的发展带来问题。The drive axle is located at the end of the forklift transmission system. It can change the speed and torque from the transmission and transmit them to the drive wheel. It is an important part of the forklift transmission system. With the rapid development of the logistics industry, my country's light-duty forklift market has expanded. As the core structural component of the forklift, the drive axle has a bridge housing structural strength that is the key to the safe use of the forklift and its market recognition. However, in the field of heavy-duty forklifts, the drive axle is difficult to manufacture and relies on foreign imports, which brings problems to the development of my country's heavy-duty forklifts.
发明内容Summary of the invention
为克服上述问题,本发明提供一种高强度重载叉车驱动桥壳。In order to overcome the above problems, the present invention provides a high-strength heavy-load forklift drive axle housing.
本发明采用的技术方案是:一种高强度重载叉车驱动桥壳,包括桥壳箱体、端轴和三角形制动钳架,桥壳箱体包括上隔板、下隔板、前隔板、后隔板、主减速器壳,上隔板和下隔板的中部为朝向相对的“几”字形结构,前隔板、后隔板与上隔板和下隔板的形状相适配,前隔板、后隔板的上下两端分别与上隔板和下隔板连接成一体,前隔板的外表面连接有主减速器壳;桥壳箱体左右两端的内部设有用于增加焊接处结构强度的加强型桁架结构;桥壳箱体左右两端的外部设有螺栓固定块,螺栓固定块的装设位置与加强型桁架结构的装设位置相对应;桥壳箱体的左右两端连接有端轴,端轴具有内花键,且端轴的直径从靠近桥壳箱体的一端至远离桥壳箱体的一端逐渐减小;端轴上设有三角形制动钳架,端轴远离桥壳箱体的一端与叉车轮边减速器总成通过花键连接。The technical solution adopted by the present invention is: a high-strength heavy-duty forklift drive axle housing, including an axle housing box, an end shaft and a triangular brake caliper frame, the axle housing box includes an upper partition, a lower partition, a front partition, a rear partition, and a main reducer housing, the middle parts of the upper partition and the lower partition are a "J"-shaped structure facing each other, the front partition and the rear partition are adapted to the shape of the upper partition and the lower partition, the upper and lower ends of the front partition and the rear partition are respectively connected to the upper partition and the lower partition into one body, and the outer surface of the front partition is connected to the main reducer housing; the left and right sides of the axle housing box are The interior of both ends is provided with a reinforced truss structure for increasing the structural strength of the welding point; the outside of the left and right ends of the bridge housing box body is provided with bolt fixing blocks, and the installation position of the bolt fixing blocks corresponds to the installation position of the reinforced truss structure; the left and right ends of the bridge housing box body are connected with end shafts, the end shafts have internal splines, and the diameter of the end shafts gradually decreases from the end close to the bridge housing box body to the end away from the bridge housing box body; a triangular brake caliper frame is provided on the end shaft, and the end of the end shaft away from the bridge housing box body is connected to the forklift wheel side reducer assembly through a spline.
进一步,所述加强型桁架结构包括一个正方体框架,正方体框架的上、下、左、右四个正方面上均设有对角的十字架;正方体框架的前正方面的四个直角内侧均焊接有斜向钢板,每个斜向钢板均与所述直角构成等腰三角形,4个斜向钢板在前正方面内形成一个允许半轴通过的八边形空间,正方体框架的前、后两个正方面的结构一致,使得半轴能够经由正方体框架的前、后两个正方面穿过加强型桁架结构。Furthermore, the reinforced truss structure includes a cube frame, and diagonal crosses are provided on the upper, lower, left and right four sides of the cube frame; oblique steel plates are welded on the inner sides of the four right angles of the front side of the cube frame, and each oblique steel plate forms an isosceles triangle with the right angle. The four oblique steel plates form an octagonal space in the front side that allows the semi-axle to pass through. The structures of the front and rear sides of the cube frame are consistent, so that the semi-axle can pass through the reinforced truss structure through the front and rear sides of the cube frame.
进一步,所述螺栓固定块为U形的耳板。Furthermore, the bolt fixing block is a U-shaped ear plate.
进一步,所述后隔板上设有用于叉车传动轴通过的圆形缺口。Furthermore, the rear bulkhead is provided with a circular notch for the forklift transmission shaft to pass through.
本发明的有益效果是:与进口重载叉车驱动桥相比,本驱动桥壳在强度和稳定性上均具有优越性,设计的三段式重载叉车桥壳,在叉车桥壳的结构强度上也有了进一步的提升。The beneficial effects of the present invention are as follows: compared with imported heavy-duty forklift drive axles, the drive axle housing of the present invention is superior in strength and stability, and the designed three-section heavy-duty forklift axle housing further improves the structural strength of the forklift axle housing.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
图1是本发明的俯视剖面图。FIG. 1 is a top cross-sectional view of the present invention.
图2是加强型桁架结构的结构示意图。FIG. 2 is a schematic structural diagram of a reinforced truss structure.
图3是本发明的侧视剖面图FIG. 3 is a side sectional view of the present invention
图4是本发明的后视图。FIG. 4 is a rear view of the present invention.
附图标记说明:1、上隔板;2、端轴;3、三角形制动钳支架;4、后隔板;5、第一螺栓固定块;6、第二螺栓固定块;7、下隔板;8、主减速器壳;9、加强型桁架结构;91、十字架;92、斜向钢板;93、前正方面;10、前隔板。Explanation of the reference numerals in the accompanying drawings: 1. Upper partition; 2. End shaft; 3. Triangular brake caliper bracket; 4. Rear partition; 5. First bolt fixing block; 6. Second bolt fixing block; 7. Lower partition; 8. Main reducer housing; 9. Reinforced truss structure; 91. Cross; 92. Oblique steel plate; 93. Front straight surface; 10. Front partition.
具体实施方式Detailed ways
下面结合具体实施例对本发明进行进一步描述,但本发明的保护范围并不仅限于此:The present invention is further described below in conjunction with specific embodiments, but the protection scope of the present invention is not limited thereto:
参照附图,一种高强度重载叉车驱动桥壳,包括桥壳箱体、端轴2和三角形制动钳架3,桥壳箱体包括上隔板1、下隔板7、前隔板10、后隔板4、主减速器壳5,上隔板1和下隔板7的中部为朝向相对的“几”字形结构,前隔板10、后隔板4与上隔板1和下隔板7的形状相适配,前隔板10、后隔板4的上下两端分别与上隔板1和下隔板7连接成一体,前隔板10的外表面连接有主减速器壳5,后隔板4上设有用于叉车传动轴通过的圆形缺口;桥壳箱体左右两端的内部设有用于增加焊接处结构强度的加强型桁架结构9;桥壳箱体左右两端的外部分别设有第一螺栓固定块5和第二螺栓固定块6,第一螺栓固定块5、第二螺栓固定块6的装设位置分别与其对应的加强型桁架结构9的装设位置相对应,第一螺栓固定块5和第二螺栓固定块均为2个一组U形的耳板;桥壳箱体的左右两端焊接有端轴2;端轴2具有内花键,且端轴2的直径从靠近桥壳箱体的一端至远离桥壳箱体的一端逐渐减小,以增大端轴2的结构强度;端轴2上焊接有三角形制动钳架3,叉车制动钳通过螺栓连接与三角形制动钳支架3相连;端轴2远离桥壳箱体的一端与叉车轮边减速器总成通过花键连接。Referring to the accompanying drawings, a high-strength heavy-duty forklift drive axle housing includes an axle housing box, an end shaft 2 and a triangular brake caliper frame 3. The axle housing box includes an upper partition 1, a lower partition 7, a front partition 10, a rear partition 4, and a main reducer housing 5. The middle parts of the upper partition 1 and the lower partition 7 are "几"-shaped structures facing each other. The front partition 10 and the rear partition 4 are adapted to the shapes of the upper partition 1 and the lower partition 7. The upper and lower ends of the front partition 10 and the rear partition 4 are respectively connected to the upper partition 1 and the lower partition 7 as a whole. The outer surface of the front partition 10 is connected to the main reducer housing 5, and the rear partition 4 is provided with a circular notch for the forklift drive shaft to pass through; the interior of the left and right ends of the axle housing box is provided with a reinforced truss structure 9 for increasing the structural strength of the welding part; the left side of the axle housing box The outside of the right two ends are respectively provided with a first bolt fixing block 5 and a second bolt fixing block 6, and the installation positions of the first bolt fixing block 5 and the second bolt fixing block 6 respectively correspond to the installation positions of the corresponding reinforced truss structure 9, and the first bolt fixing block 5 and the second bolt fixing block are both U-shaped ear plates in a group of two; end shafts 2 are welded at the left and right ends of the bridge housing box; the end shaft 2 has an internal spline, and the diameter of the end shaft 2 gradually decreases from the end close to the bridge housing box to the end away from the bridge housing box to increase the structural strength of the end shaft 2; a triangular brake caliper frame 3 is welded on the end shaft 2, and the forklift brake caliper is connected to the triangular brake caliper bracket 3 by bolts; the end of the end shaft 2 away from the bridge housing box is connected to the forklift wheel side reducer assembly by splines.
所述加强型桁架结构9包括一个正方体框架,正方体框架的上、下、左、右四个正方面上均设有对角的十字架91;正方体框架的前、后两个正方面可以由半轴通过,为了加强前、后两个正方面的稳定性且不与半轴产生干涉,前正方面93的四个直角内侧均焊接有斜向钢板92,每个斜向钢板92均与所述直角构成等腰三角形,4个斜向钢板92在前正方面93内形成一个允许半轴通过的八边形空间,正方体框架的前、后两个正方面的结构一致,使得半轴能够经由正方体框架的前、后两个正方面穿过加强型桁架结构9。The reinforced truss structure 9 includes a cube frame, and diagonal crosses 91 are provided on the four main sides of the cube frame, namely, the upper, lower, left and right sides; the front and rear main sides of the cube frame can be passed by the semi-axes. In order to enhance the stability of the front and rear main sides and avoid interference with the semi-axes, oblique steel plates 92 are welded to the inner sides of the four right angles of the front main side 93, and each oblique steel plate 92 forms an isosceles triangle with the right angle. The four oblique steel plates 92 form an octagonal space in the front main side 93 that allows the semi-axes to pass through. The structures of the front and rear main sides of the cube frame are consistent, so that the semi-axes can pass through the reinforced truss structure 9 through the front and rear main sides of the cube frame.
使用时,本驱动桥壳通过内花键与轮边减速器总成相配合,第一螺栓固定块5、第二螺栓固定块6与叉车门架、车架相连,桥壳箱体内放置主减速器差速器总成,通过半轴将动力传至轮边减速器总成。When in use, the drive axle housing cooperates with the wheel-side reducer assembly through the internal spline, the first bolt fixing block 5 and the second bolt fixing block 6 are connected to the forklift mast and frame, the main reducer differential assembly is placed in the axle housing box, and the power is transmitted to the wheel-side reducer assembly through the half shaft.
本说明书实施例所述的内容仅仅是对发明构思的实现形式的列举,本发明的保护范围不应当被视为仅限于实施例所陈述的具体形式,本发明的保护范围也及于本领域技术人员根据本发明构思所能够想到的等同技术手段。The contents described in the embodiments of this specification are merely an enumeration of the implementation forms of the inventive concept. The protection scope of the present invention should not be regarded as limited to the specific forms described in the embodiments. The protection scope of the present invention also extends to equivalent technical means that can be conceived by those skilled in the art based on the inventive concept.
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CN202716674U (en) * | 2012-07-04 | 2013-02-06 | 徐州良羽科技有限公司 | Reinforced forklift driving axle |
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CN105599603A (en) * | 2016-03-03 | 2016-05-25 | 浙江美科斯叉车有限公司 | Rear steering drive axle assembly of forklift |
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CN207289806U (en) * | 2017-09-30 | 2018-05-01 | 洛阳金石机器人科技有限公司 | Grinding and cleaning system for axle housing |
CN208263897U (en) * | 2018-03-14 | 2018-12-21 | 临沂金科铸造有限公司 | A kind of novel reinforced drive axle |
CN212219798U (en) * | 2020-04-13 | 2020-12-25 | 浙江工业大学 | A high-strength heavy-duty forklift drive axle housing |
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2020
- 2020-04-13 CN CN202010284243.8A patent/CN111452566B/en active Active
Patent Citations (7)
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CN202716674U (en) * | 2012-07-04 | 2013-02-06 | 徐州良羽科技有限公司 | Reinforced forklift driving axle |
CN203402252U (en) * | 2013-08-09 | 2014-01-22 | 江苏奥新新能源汽车有限公司 | Special pure electric drive chassis platform of truss-type structure |
WO2017114419A1 (en) * | 2015-12-31 | 2017-07-06 | 比亚迪股份有限公司 | Vehicle and drive axle component for use in vehicle |
CN105599603A (en) * | 2016-03-03 | 2016-05-25 | 浙江美科斯叉车有限公司 | Rear steering drive axle assembly of forklift |
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