CN217804151U

CN217804151U - Symmetrical split type light aluminum alloy wheel set

Info

Publication number: CN217804151U
Application number: CN202222288957.3U
Authority: CN
Inventors: 杨嘉楠
Original assignee: Hanble Suzhou Intelligent Equipment Co ltd
Current assignee: Hanble Suzhou Intelligent Equipment Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-11-15
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a symmetrical split light aluminum alloy wheel set, which comprises a cuboid split box body and an integrated wheel set rotatably installed in the split box body, wherein the split box body comprises two box shells which are symmetrically installed in a split manner, the two box shells are fixedly connected through connecting bolts which are inserted into the box shells and matched with fastening nuts, and central hole shafts which are the same in size and correspond in position are arranged in the middle of the two box shells; the square holes are formed in two sides of the upper end of the connecting contact surface of the two box shells, a square connecting block with a threaded hole is embedded in each square hole, and a long through hole is formed in the box shell above each square hole. The utility model discloses a wheel group box design is to open box, has optimized processing technology, has reduced the time of processing, has also reduced the processing cost simultaneously, and a kind of wheel box only needs the mould of a box promptly, consequently has higher economic benefits for opening the box with the wheel box design.

Description

Symmetrical split type light aluminum alloy wheel set

Technical Field

The utility model discloses walking wheel case technical field specifically is a symmetry is to open light-duty aluminum alloy wheel group.

Background

The existing traveling wheel box is made of iron castings and connected at the top, holes are drilled in the top of the wheel box and tapped into threaded holes, when the top of the wheel box needs to be connected with other parts (such as H-shaped steel), screws are connected with parts needing to be connected through the threaded holes in the top, and the connecting mode has many defects: 1. the connecting hole of the part to be connected is not corresponding to the threaded hole at the top of the wheel box sometimes, but the positions of the holes are fixed, so that the positions between the holes can not be adjusted; 2. after long-time use, the threaded hole is easy to wear, and the whole walking wheel box is scrapped and replaced.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a symmetry is to open light-duty aluminum alloy wheel group, and the purpose of its realization does, realizes compact structure simple to operate, has reduced the time of processing, has also reduced the processing cost simultaneously.

In order to achieve the above object, the utility model discloses a technical scheme does:

a symmetrical split type light aluminum alloy wheel set comprises a split type box body in a cuboid shape and an integrated wheel set rotatably installed in the split type box body, wherein the split type box body comprises two box body shells symmetrically installed in a split manner, the two box body shells are fixedly connected through connecting bolts inserted in the box body shells in a matched mode and fastening nuts, and central hole shafts which are identical in size and correspond to the two box body shells in position are arranged in the middle of the two box body shells; the square holes are formed in two sides of the upper end of the connecting contact surface of the two box shells, the square connecting block with the threaded hole is placed in each square hole, and the box shell above each square hole is provided with a long through hole.

The wheel box is designed into the split type box body, the processing technology is optimized from the aspect of the processing technology, the processing time is reduced, and meanwhile, the processing cost is also reduced, namely, only one mould of one box body needs to be opened for one wheel box, so that the wheel box is designed into the split type box body, and the economic benefit is higher. The positioning hole and the central hole shaft are formed in one step, and the straightness of the positioning hole and the central hole shaft on the split type box body is guaranteed.

The square hole design reduces the required material and dead weight of the box body shell, and saves the cost; the square connecting block is matched with the square hole, so that the follow-up rotation of the bolt is effectively prevented when the top bolt is installed; the bolt directly wears the square connecting block instead of the wheel box, and the square connecting block is updated when the bolt is seriously worn, so that the material is saved, and the replacement time is also saved.

Furthermore, the connecting contact surface of the two box shells is provided with a positioning bulge and a positioning groove which are installed in a matching way. The positioning protrusion and the positioning groove are opposite in size and coaxial in position, and when the wheel box is assembled, the positioning protrusion is embedded into the positioning groove, so that positioning during box closing is guaranteed, and a space is reserved between central hole shafts of the two split box bodies.

Furthermore, the split type box body is formed by aluminum alloy through one-time die casting. By adopting aluminum alloy die casting, the bearing strength of the wheel box is ensured, and simultaneously the weight of the wheel box is reduced, and the pressure of parts bearing the wheel set is reduced.

Further, the integrated wheel set comprises two bearings and a wheel, and the two bearings are coaxially embedded in the two sides of the wheel. In the case of a low wheel box load, this bearing mounting structure causes less damage to the wheel box.

Further, the wheel center is an internal spline. The hub adopts a spline connection mode to transmit work. The spline connection strength is high, and the spline connection is connected with the speed reducing motor through the spline shaft, so that the structure is compact, and the design is reasonable. When the spline is worn to influence the use, a new part can be directly replaced, so that the use cost is saved, and the use is convenient.

Further, the wheels are nodular cast iron travelling wheels. The wheel is in contact wear with the track for a long time, so that the wheel is made of wear-resistant high-strength nodular cast iron material, and the nodular cast iron has a self-lubricating function.

Furthermore, four corners of the outer end of the split box body are provided with bolt counter bores, and the connecting bolts and the fastening nuts are arranged in the bolt counter bores after being connected in a matched mode. The connecting bolt is a through bolt, and is in threaded connection with a fastening nut in a bolt counter bore, so that the connecting bolt is prevented from rotating with the wheel box, the fixing is convenient, and the maintenance period of the wheel box is prolonged.

Furthermore, arc positioning components are arranged on two side edges of the box shell and comprise an arc groove on one side and an arc protrusion with the size matched with that of the arc groove on the other side, and the arc positioning components of the two box shells are installed in a matched mode.

The beneficial effects of the utility model are that: a symmetry to open light-duty aluminum alloy wheel group, wheel group box design is to open box, has optimized processing technology, has reduced the time of processing, has also reduced the processing cost simultaneously, a kind of wheel case only needs the mould of a box, consequently has higher economic benefits for opening the box with the wheel case design. The wheel set is convenient and simple to assemble, adopts a standardized and modularized design, and saves time for installation or maintenance of customers.

Drawings

Fig. 1 is an exploded view of the overall structure of the present invention.

Wherein, 1-split box body; 11-a tank shell; 12-a central bore axis; 13-square hole; 14-an elongated through hole; 15-positioning the projection; 16-a positioning groove; 17-bolt counter bore; 18-an arc-shaped groove; 19-arc-shaped protrusions; 2-an integrated wheel set; 21-a bearing; 22-a wheel; 23-internal splines; 3-connecting bolts; 4-fastening a nut; 5-square connecting block.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples.

In the description of the present invention, it is to be understood that unless otherwise expressly specified or limited, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience of description and simplicity of description, and does not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered as limiting.

The first feature may be "on" or "under" the second feature and may include the first and second features being in direct contact, or the first and second features being in contact via another feature not being in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, a symmetrical split light aluminum alloy wheel set comprises a split box body 1 in a cuboid shape and an integrated wheel set 2 rotatably installed in the split box body 1, wherein the split box body 1 comprises two box body shells 11 symmetrically installed in a split manner, the two box body shells 11 are connected through connecting bolts 3 inserted in the box body shells 11 in a matching manner and fastening nuts 4, and central hole shafts 12 which are identical in size and correspond in position are arranged in the middle parts of the two box body shells 11; square holes 13 are formed in two sides of the upper end of the connecting contact surface of the two box shells 11, a square connecting block 5 with a threaded hole is embedded in each square hole 13, and a long through hole 14 is formed in the box shell 11 above each square hole 13. The top mounting of the integrated wheel set with external equipment is completed by connecting the square connection block 5 through the elongated through hole 14 with bolts.

Since the square coupling block 5 in each square hole 13 cannot be rotated, the top bolt screwed with the square coupling block 5 is prevented from being rotated. Meanwhile, the design of the square hole 13 reduces the material and dead weight required by the processing of the box body shell 11, and saves the cost; the top bolt directly wears the square connecting block 5 instead of the box shell 11, and the square connecting block 5 is updated when the top bolt is seriously worn, so that the material and the replacement time are saved.

Preferably, the connecting contact surfaces of the two box shells are provided with a positioning bulge 15 and a positioning groove 16 which are matched and installed. In the embodiment, the two positioning protrusions 15, the two positioning grooves 16 and the central hole shaft 12 are simultaneously formed in one step, so that the straightness of the positioning protrusions 15, the positioning grooves 16 and the central hole shaft 12 on the two box shells 11 is guaranteed, the positioning protrusions 15 and the positioning grooves 16 can be accurately nested together, and the central hole shafts 12 of the two box shells can be accurately and oppositely arranged.

All processing a positioning groove 16 below every quad slit 13 on the split box 1, open 1 terminal surface of split box and have location arch 15 and positioning groove 16, all through a die sinking machine-shaping, location arch 15 and positioning groove 16 size are relative and the position is coaxial, during the equipment wheel case, location arch 15 imbeds positioning groove 16, has guaranteed promptly that the location when closing the case has guaranteed again that two are left the space between the central hole axle 12 of split box 1.

Preferably, the split case 1 is made of aluminum alloy by die casting. The case shell 11 is made of aluminum alloy through die casting, so that the bearing strength of the wheel case is guaranteed, the weight of the wheel case is reduced, and the pressure of parts bearing wheel sets is reduced.

In the preferred embodiment, the integrated wheel set 2 comprises two bearings 21 and a wheel 22, the two bearings being coaxially embedded on both sides of the wheel. In order to adapt to low-load operation, a structure that two bearings 6 are embedded in the wheel 5 is adopted, and the damage of the bearing mounting structure to the wheel set is small.

In the preferred embodiment, the wheel 22 is centered on the internal spline 23. In this embodiment, internal spline 23 joint strength is high, passes through the spline shaft with gear motor and is connected compact structure, reasonable in design. When the spline is worn to the effect of use, a new part can be directly replaced, so that the use cost is saved, and the spline is convenient and practical.

In the preferred embodiment, wheels 22 are ductile iron road wheels. The wheel 22 is worn by contact with the rail for a long time, so that a wear-resistant high-strength ductile cast iron material is adopted, and the ductile cast iron has a self-lubricating function.

In conventional running gear, steel wheels with rims on both sides are usually used, which prevents the risk of derailment of the wheels 22, but in special applications, such as clean rooms, concrete floors, wooden surfaces, special rails, etc., this type of wheel is obviously not suitable. In other embodiments, the wheel with different models can be selected according to different environments, such as a non-rim type, a double-rim type, a single-rim type, a polyurethane material type, a high-strength nylon material type, a V-shaped track type, a circular arc road surface type, a middle rim guiding type and a drum tread type.

In the preferred embodiment, four corners of the outer end of the split case 1 are provided with bolt counterbores 17, and the connecting bolts 3 and the fastening nuts 4 are arranged in the bolt counterbores 17 after being connected in a matching manner. The connecting bolt 1 is a through bolt, and is in threaded connection with the fastening nut 4 in the bolt counter bore 17, so that the connecting bolt 3 is prevented from rotating along with the bolt, the fixing is convenient, and the maintenance period of the wheel box is prolonged.

The split case body 1 is a cuboid, the bolt counter bore 17 is arranged on the split case body 1 and serves as a wheel case assembling hole, the bolt counter bore 17 penetrates through the split case body 1 in the width direction, the split case body is formed through one-step machining, and the two ends of the bolt counter bore 17 can be machined into outer hexagonal counter bores. After the two box shells 11 are combined into the split box 1, all the split box 1 can be processed at one time, and the straightness of the bolt counter bore 17 is ensured.

In a preferred embodiment, arc-shaped positioning components are arranged on two side edges of the box body shell 11, each arc-shaped positioning component comprises an arc-shaped groove 18 on one side and an arc-shaped protrusion 19 on the other side, the size of the arc-shaped groove 18 is matched with that of the arc-shaped protrusion 19, and the arc-shaped positioning components of the two box body shells 11 are installed in a matched mode. The arc-shaped groove 18 and the arc-shaped protrusion 19 are arranged in a bilateral symmetry mode, the same die is adopted during forming and machining, the arc-shaped groove 18 and the arc-shaped protrusion can be completely matched after symmetrical installation, and external positioning installation of the two box shells 11 is achieved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A symmetrical split type light aluminum alloy wheel set is characterized by comprising a split type box body (1) in a cuboid shape and an integrated wheel set (2) rotatably installed in the split type box body, wherein the split type box body comprises two box body shells (11) which are symmetrically installed in a split manner, the two box body shells are fixedly connected through a connecting bolt (3) which is inserted in the box body shells in a matching mode and a fastening nut (4), and central hole shafts (12) which are identical in size and correspond to each other in position are arranged in the middle of the two box body shells; square holes (13) are formed in two sides of the upper end of the connecting contact surface of the two box shells, a square connecting block (5) with a threaded hole is embedded in each square hole, and a long through hole (14) is formed in the box shell above each square hole.

2. A symmetrical split light weight aluminium alloy wheel set according to claim 1, characterized in that the joint contact surfaces of the two casing shells are provided with co-operating locating protrusions (15) and locating grooves (16).

3. The symmetrical split lightweight aluminum alloy wheel set as claimed in claim 1, wherein the split case is made of aluminum alloy by one-step die casting.

4. A symmetrical split light gauge aluminum alloy wheel set according to claim 1, characterized in that the one-piece wheel set comprises two bearings (21) and a wheel (22), both bearings being coaxially embedded on both sides of the wheel.

5. A symmetrical split light gauge aluminum alloy wheel set according to claim 4, characterized in that the wheel center is an internal spline (23).

6. The symmetrical split light weight aluminum alloy wheel set of claim 4 or 5, wherein the wheels are ductile iron road wheels.

7. The symmetrical split light aluminum alloy wheel set according to claim 1, wherein bolt counter bores (17) are formed at four corners of the outer ends of the split case, and the connecting bolts are disposed in the bolt counter bores after being connected with the fastening nuts (4) in a matching manner.

8. A symmetrical split light weight aluminum alloy wheel set as claimed in claim 1, wherein the two sides of the box body shell are provided with arc-shaped positioning components, the arc-shaped positioning components comprise an arc-shaped groove (18) on one side and an arc-shaped bulge (19) on the other side matched with the arc-shaped groove in size, and the arc-shaped positioning components of the two box body shells are installed in a matching manner.