CN218596782U - Integration rail unit and rail equipment of polishing - Google Patents

Abstract

The utility model relates to an integration rail polishing unit and rail polishing equipment, including polishing module and feeding module, the polishing module includes frameless motor and core spare, and the frameless motor endotheca is equipped with the rotation axis cover, and the rotation axis cover endotheca is equipped with the main shaft, and frameless motor, rotation axis cover and main shaft are coaxial setting, and the rotation axis cover passes through the key to be connected with the main shaft, and main shaft through connection is in the core spare, and the emery wheel is installed to the main shaft bottom, is equipped with the box outside the core spare; the feeding module comprises a feeding motor, the output end of the feeding motor is connected with a screw rod, the screw rod and the spindle penetrate through the core piece, and the screw rod drives the spindle to axially move through the core piece. The utility model discloses holistic inertia is little, can match little inertia, low-power feed motor, reduces the operation energy consumption, has saved middle transmission part simultaneously for the structure is compacter, and the volume reduces, and weight reduction realizes the lightweight design, reduces intensity of labour when equipment is transported and is operated, the multiplicable activity duration of equal electric quantity.

Description

Integration rail unit and rail equipment of polishing

Technical Field

The utility model belongs to the technical field of the technique of rail maintenance of polishing and specifically relates to indicate an integration rail unit and rail equipment of polishing.

Background

Along with the implementation of the strategy of 'high speed and heavy load' of railways in China, the frequency of traffic is gradually increased, the load between wheel rails is increased, various hazards frequently appear, and the damage to steel rails is also gradually serious. Research and application show that rail grinding becomes an important means for reducing rail diseases, and safety and comfort of driving can be effectively guaranteed.

At present, the rail is polished by taking an internal combustion engine as power, the problems of high labor intensity, noise, air pollution and the like exist in the operation process, along with the rapid development of the lithium battery technology, the rail polishing equipment developed by adopting the three-electric technology (batteries, motors and electric control) has the characteristics of light weight, stable operation, environmental friendliness and the like, and is favored by the market.

The grinding machine has the advantages that equipment energy consumption is reduced, labor intensity during operation is reduced, and one of important subjects in the research and development process of the grinding machine with the motor as power is provided. Compare in the mode of motor and emery wheel lug connection, place the motor in emery wheel one side, pass the design of power for the emery wheel through transmission part, can effectively reduce the inertia and the energy consumption of emery wheel pivot axle, but the transmission part that increases makes whole unit structure of polishing not compact, causes whole volume great, and transmission part is after long-term repetitive work, easily produces fatigue damage, reduces life, has increased the operating cost.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that overcome among the prior art rail equipment of polishing and place the motor in emery wheel one side, pass power to the emery wheel through drive division, the drive division of increase makes whole polishing unit structure not compact, causes whole volume great, and drive division is after long-term repetitive work, easily produces fatigue damage, reduces life, has increased operating cost's defect.

In order to solve the technical problem, the utility model provides an integration rail unit of polishing, include

The polishing module comprises a frameless motor and a core piece, a rotating shaft sleeve is sleeved in the frameless motor, a main shaft is sleeved in the rotating shaft sleeve, the frameless motor, the rotating shaft sleeve and the main shaft are coaxially arranged, the rotating shaft sleeve is connected with the main shaft through a key, the main shaft is connected in the core piece in a penetrating manner, a grinding wheel is installed at the bottom end of the main shaft, and a box body is arranged outside the core piece;

the feeding module comprises a feeding motor, the output end of the feeding motor is connected with a lead screw, the lead screw and the spindle penetrate through the core piece, and the lead screw drives the spindle to axially move through the core piece.

In an embodiment of the present invention, a mounting seat is installed above the box body, the mounting seat is connected to the frameless motor through a clamping ring, the frameless motor is sleeved on the rotating shaft sleeve, the lower end of the rotating shaft sleeve is connected to the mounting seat through a first thrust bearing, the rotating shaft sleeve is connected to an upper end cover through a second thrust bearing, and the upper end cover is installed above the mounting seat.

In an embodiment of the present invention, the frameless motor includes a rotor and a stator, the rotor is sleeved in the stator, the rotor is connected to the rotating shaft sleeve, and the stator is connected to the mounting base through the clamping ring.

The utility model discloses an embodiment, the encoder is installed to the swivel nut upper end, the encoder with the swivel nut is coaxial setting, the encoder with frameless motor connects, install on the upper end cover and be used for the installation the encoder mount pad of encoder, be provided with the shield above the encoder mount pad.

The utility model discloses an in one embodiment, be equipped with the main shaft hole on the core, first thrust bearing is installed to main shaft hole upper end, and second thrust bearing is installed to the lower extreme, first thrust bearing with second thrust bearing all overlaps and establishes on the main shaft, first thrust bearing with install the main shaft bearing cover between the second thrust bearing, first thrust bearing top through the upper bearing end cover with the core is connected, second thrust bearing below through the lower bearing end cover with the core is connected.

The utility model discloses an in one embodiment, be equipped with auxiliary hole in the core piece, be used for connecting the screw hole of lead screw and be used for connecting the main shaft hole of main shaft, it has the guide pillar to run through in the auxiliary hole, the guide pillar both ends are all installed through the clamp plate box top and bottom.

In an embodiment of the utility model, the bottom of main shaft is installed the emery wheel tray, the emery wheel tray with the emery wheel is connected, the main shaft overcoat is equipped with the spacer, the spacer is installed second thrust bearing with between the emery wheel tray, the wheel guard is installed to the bottom half, the wheel guard is installed the emery wheel outside.

In an embodiment of the utility model, lead screw one end is passed the box top and through the lead screw seat of honour with the box is connected, the lead screw other end is installed through the lead screw seat of honour the bottom of box, the cover is equipped with the floating bearing on the lead screw seat of honour, the floating bearing is installed the bottom half with between the lead screw, the lead screw pass through the screw-nut with the core is connected.

The utility model discloses an embodiment, the feed motor pass through the shaft coupling with the lead screw is connected, the fixing base is installed outward to the shaft coupling, fixing base one end is installed on the box, the other end is installed the feed motor.

The utility model provides a rail equipment of polishing, is in including integration rail unit of polishing, still includes the frame and sets up the control unit in the frame, integration rail unit of polishing is installed in the frame, integration rail unit of polishing is connected with the pivot angle unit, the control unit respectively with the feed motor and the frameless motor of integration rail unit of polishing, pivot angle unit connection.

Compared with the prior art, the technical scheme of the utility model have following advantage:

the utility model discloses an integration rail grinding unit and rail grinding equipment, the rotatory axle sleeve is established to the frameless motor endotheca, and the main shaft is established to the rotatory axle sleeve endotheca, and the emery wheel that is used for polishing is connected to the main shaft bottom, and the electricity drives the main shaft through rotatory axle sleeve on the frameless motor, and then drives the emery wheel and realize synchronous high-speed rotation, and the frameless motor can come the own equipment of adaptation customer according to the demand because it has rotor and stator, and occupation space is little and do not have the subassembly of easy wearing and tearing or maintenance; the feed motor drives the screw rod to rotate, the screw rod and the spindle are connected in series through the core piece, the rotary motion of the screw rod is converted into the linear feed motion of the spindle through the core piece, and finally the linear feed of the grinding wheel is realized to carry out the steel rail grinding operation. The series assembly of the frameless motor enables the integral inertia to be small, the frameless motor can be matched with a feeding motor with small inertia and low power, the operation energy consumption is reduced, and meanwhile, a middle transmission part is omitted, so that the frameless motor is more compact in structure, small in size, light in weight design is realized, the labor intensity of equipment in the process of transferring and operating is reduced, and the operation time can be prolonged by the same electric quantity.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, taken in conjunction with the accompanying drawings, in which

Fig. 1 is a schematic three-dimensional structure diagram of the integrated rail grinding unit of the present invention;

FIG. 2 is a schematic view of a part of the structure of the integrated rail grinding unit of the present invention;

FIG. 3 is a top view of the integrated rail grinding unit of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is a schematic structural view of a rotating shaft sleeve in the integrated steel rail grinding unit of the utility model;

FIG. 6 is a schematic structural view of the main shaft of the integrated rail grinding unit of the present invention;

FIG. 7 is a schematic structural view of a core member of the integrated rail grinding unit of the present invention;

FIG. 8 is a schematic structural view of the integrated rail grinding unit of the present invention with the grinding wheel in the initial position;

fig. 9 is a schematic structural view of the integrated rail grinding unit of the present invention with the grinding wheel in the limit position;

fig. 10 is a schematic perspective view of the rail grinding device of the present invention;

fig. 11 is a schematic structural view of the steel rail grinding equipment of the utility model at an outer side of 90 degrees;

fig. 12 is a structural schematic view of the steel rail grinding equipment of the present invention at an outer 60 degrees;

FIG. 13 is a schematic structural view of the rail grinding device of the present invention on the top surface of the rail;

FIG. 14 is a schematic structural view of the steel rail grinding device of the present invention at an inner side of 45 degrees;

fig. 15 is a schematic structural view of the steel rail grinding equipment of the utility model at an inner side of 60 degrees;

description reference numbers indicate: 1. polishing the module; 11. a frameless motor; 111. a rotor; 112. a stator; 12. rotating the shaft sleeve; 121. a first thrust bearing; 122. a second thrust bearing; 123. a key; 13. An encoder; 14. a main shaft; 141. a first thrust bearing; 142. a second thrust bearing; 15. a main shaft bearing housing; 151. an upper bearing end cover; 152. a lower bearing end cap; 16. a grinding wheel; 161. a grinding wheel tray; 162. a spacer sleeve; 163. a grinding wheel cover; 2. a core member; 21. a guide post; 22. pressing a plate; 23. an auxiliary hole; 24. a threaded hole; 25. a spindle hole; 3. a feeding module; 31. a feed motor; 32. a coupling; 33. a fixed seat; 34. a screw rod; 341. a screw rod upper seat; 342. a screw rod lower seat; 343. a floating bearing; 344. a feed screw nut; 4. a box body; 41. a mounting seat; 42. a clamping ring; 43. an upper end cover; 44. An encoder mounting base; 45. a dust cover; 5. a frame; 6. a control unit.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Example one

Referring to fig. 1 to 7, the utility model provides an integrated rail polishing unit, including polishing module 1 and feeding module 3, polishing module 1 includes frameless motor 11 and core 2, frameless motor 11 inner cover is equipped with swivel sleeve 12, swivel sleeve 12 inner cover is equipped with main shaft 14, frameless motor 11, swivel sleeve 12 and main shaft 14 are coaxial setting, swivel sleeve 12 is connected with main shaft 14 through key 123, main shaft 14 runs through and connects in core 2, the bottom of main shaft 14 is installed with emery wheel 16, core 2 is equipped with box 4 outward; the feeding module 3 comprises a feeding motor 31, the output end of the feeding motor 31 is connected with a screw rod 34, the screw rod 34 and the spindle 14 both penetrate through the core 2, and the screw rod 34 drives the spindle 14 to axially move through the core 2.

According to the integrated steel rail grinding unit, the frameless motor 11 is used as a driving source of the main shaft 14, the frameless motor 11 only has a rotor and a stator, so that the frameless motor 11 can be adapted to equipment of a customer according to requirements, the occupied space is small, no component easy to wear or maintain exists, the torque per unit volume of the frameless motor 11 is high, the frameless motor 11 is electrified to drive the main shaft 14 through the rotating shaft sleeve 12, and further the grinding wheel 16 is driven to rotate synchronously at high speed; the feed motor 31 drives the screw rod 34 to rotate, the screw rod 34 and the spindle 14 are connected in series through the core part 2, the rotary motion of the screw rod 34 is converted into the linear feed motion of the spindle 14 through the core part 2, and finally the linear feed of the grinding wheel 16 is realized to carry out the rail grinding operation. The series assembly of the frameless motor 11 reduces the integral inertia and volume, can be matched with a feed motor 31 with small inertia and low power, reduces the operation energy consumption, simultaneously saves a middle transmission part, has more compact structure, reduces the weight, realizes the light weight design, reduces the labor intensity when equipment is transported and operated, and can increase the operation time with the same electric quantity.

Referring to fig. 8, the integrated rail grinding unit may reach an initial position of the grinding wheel 16 through the feeding module 3, and referring to fig. 9, the integrated rail grinding unit may reach an extreme position of the grinding wheel 16 through the feeding module 3.

In this embodiment, an installation seat 41 is installed above the box 4, the installation seat 41 is connected to the frameless motor 11 through a clamping ring 42, so that the frameless motor 11 is fixed, the frameless motor 11 is internally sleeved with a rotating shaft sleeve 12, the lower end of the rotating shaft sleeve 12 is connected to the installation seat 41 through a first thrust bearing 121, the rotating shaft sleeve 12 is connected to an upper end cover 43 through a second thrust bearing 122, the upper end cover 43 is installed above the installation seat 41, the first thrust bearing 121 and the second thrust bearing 122 prevent the spindle 14 from axially shifting in the rotating shaft sleeve 12, and when an axial force is applied to the spindle 14, the first thrust bearing 121 and the second thrust bearing 122 can play a role in fixing.

The frameless motor 11 comprises a rotor 111 and a stator 112, the rotor 111 is sleeved in the stator 112, the rotor 111 is connected with the rotating shaft sleeve 12, the stator 112 is connected with the mounting seat 41 through the clamping ring 42, the rotor 111 of the frameless motor 11 is directly connected with the rotating shaft sleeve 12, the rotor 111 is directly coupled with the stator 112, the structure is more compact, the occupied space is smaller, the structural design of the steel rail grinding unit is optimized, the integral performance and efficiency are improved, and the maintenance is reduced.

Further, an encoder 13 is installed at the upper end of the rotating shaft sleeve 12, the encoder 13 and the rotating shaft sleeve 12 are coaxially arranged, the encoder 13 is connected with the frameless motor 11, an encoder mounting seat 44 for mounting the encoder 13 is installed on the upper end cover 43, the encoder 13 can be used as an information collecting assembly for the motion state of the frameless motor 11, and preferably, the encoder 13 is an absolute value encoder 13. Encoder mount pad 44 top is provided with shield 45, and in addition, can effectively avoid granule such as micronic dust iron fillings to get into the module 1 that polishes internal damage module 1 under mount pad 41, upper end cover 43 and the 45 combined action of shield, reduces the life of integration rail unit of polishing.

Specifically, be equipped with the main shaft hole 25 on the core 2, first thrust bearing 141 is installed to the main shaft hole 25 upper end, second thrust bearing 142 is installed to the lower extreme, first thrust bearing 141 and second thrust bearing 142 all overlap and establish on main shaft 14, install main shaft bearing cover 15 between first thrust bearing 141 and the second thrust bearing 142, first thrust bearing 141 top is connected with core 2 through upper bearing end cover 151, second thrust bearing 142 below is connected with core 2 through lower bearing end cover 152, first thrust bearing 141 and second thrust bearing 142 reducible friction and the stress of answering, make main shaft 14 motion ability go on smoothly.

Conceivably, an auxiliary hole 23, a threaded hole 24 for connecting a screw rod 34 and a main shaft hole 25 for connecting a main shaft 14 are arranged in the core 2, a guide post 21 penetrates through the auxiliary hole 23, and two ends of the guide post 21 are arranged at the top end and the bottom end of the box body 4 through pressing plates 22. The pressing plate 22 can limit the guide post 21 up and down, when the lead screw 34 drives the main shaft 14 to move axially through the core part 2, the core part 2 also moves up and down on the guide post 21, and the guide post 21 performs an auxiliary action, so that the axial movement is smoother and is not easy to be distinguished.

In this embodiment, a grinding wheel tray 161 is mounted at the bottom of the spindle 14, the grinding wheel tray 161 is connected to the grinding wheel 16, a spacer 162 is sleeved outside the spindle 14, the spacer 162 is mounted between the second thrust bearing 142 and the grinding wheel tray 161, the spacer 162 can adjust the play and the preload of the first thrust bearing 141, a grinding wheel cover 163 is mounted at the bottom of the box 4, and the grinding wheel cover 163 is mounted outside the grinding wheel 16 to further protect the grinding wheel 16.

In addition, one end of the screw rod 34 penetrates through the top of the box body 4 and is connected with the box body 4 through the upper screw rod seat 341, the other end of the screw rod 34 is installed at the bottom of the box body 4 through the lower screw rod seat 342, the screw rod 34 is installed on the box body 4 through the upper screw rod seat 341 and the lower screw rod seat 342, the lower screw rod seat 342 is sleeved with a floating bearing 343, the floating bearing 343 is installed between the bottom of the box body 4 and the screw rod 34, the floating bearing 343 plays a role in floating connection and positioning, and the screw rod 34 is connected with the core part 2 through the screw rod nut 344.

Specifically, the feeding motor 31 is connected with the screw rod 34 through the coupler 32, the fixing seat 33 is installed outside the coupler 32, one end of the fixing seat 33 is installed on the box body 4, the feeding motor 31 is installed at the other end of the fixing seat 33, the feeding motor 31 and the fixing coupler 32 are convenient to install due to the design of the fixing seat 33, the feeding motor 31 drives the screw rod 34 to rotate through the coupler 32, and then the core member 2 is driven to move axially.

Example two

Please refer to fig. 10, the utility model also provides a rail equipment of polishing, including the integration rail unit of polishing, still include frame 5 and the control unit 6 of setting in frame 5, the integration rail unit of polishing is installed in frame 5, and control unit 6 is connected with the feed motor 31 and the frameless motor 11 of the integration rail unit of polishing respectively, and the fault detection is convenient, and the reliability is high, realizes automated control, has improved the operating efficiency.

Referring to fig. 11 to 15, the integrated steel rail polishing unit is further connected with a swing angle unit for driving the swing angle of the integrated steel rail polishing unit to polish the steel rail at multiple angles, the swing angle unit is connected with the control unit 6 to polish the swing angle and the feed motion of the integrated steel rail polishing unit, the steel rail can be further polished at multiple angles and in multiple directions, and the polishing operation of the steel rail line can be efficiently completed.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides an integration rail unit of polishing which characterized in that: comprises that

The polishing module comprises a frameless motor and a core piece, a rotating shaft sleeve is sleeved in the frameless motor, a main shaft is sleeved in the rotating shaft sleeve, the frameless motor, the rotating shaft sleeve and the main shaft are coaxially arranged, the rotating shaft sleeve is connected with the main shaft through a key, the main shaft is connected in the core piece in a penetrating manner, a grinding wheel is installed at the bottom end of the main shaft, and a box body is arranged outside the core piece;

the feeding module comprises a feeding motor, the output end of the feeding motor is connected with a lead screw, the lead screw and the spindle penetrate through the core piece, and the lead screw drives the spindle to axially move through the core piece.

2. The integrated rail grinding unit of claim 1, wherein: the motor-free electric fan comprises a box body, a frameless motor, a rotating shaft sleeve, a first thrust bearing, a second thrust bearing, an upper end cover and a mounting seat, wherein the mounting seat is installed above the box body, the mounting seat is connected with the frameless motor through a clamping ring, the rotating shaft sleeve is sleeved in the frameless motor, the lower end of the rotating shaft sleeve is connected with the mounting seat through the first thrust bearing, the rotating shaft sleeve is connected with the upper end cover through the second thrust bearing, and the upper end cover is installed above the mounting seat.

3. The integrated rail grinding unit of claim 2, wherein: the frameless motor comprises a rotor and a stator, the rotor is sleeved in the stator and connected with the rotating shaft sleeve, and the stator is connected with the mounting seat through the clamping ring.

4. The integrated rail grinding unit of claim 2, wherein: the encoder is installed to rotatory axle sleeve upper end, the encoder with rotatory axle sleeve is coaxial setting, the encoder with frameless motor is connected, install on the upper end cover and be used for the installation the encoder mount pad of encoder, encoder mount pad top is provided with the shield.

5. The integrated rail grinding unit of claim 1, wherein: the improved spindle structure is characterized in that a spindle hole is formed in the core part, a first thrust bearing is installed at the upper end of the spindle hole, a second thrust bearing is installed at the lower end of the spindle hole, the first thrust bearing and the second thrust bearing are all sleeved on the spindle, a spindle bearing sleeve is installed between the first thrust bearing and the second thrust bearing, the upper portion of the first thrust bearing is connected with the core part through an upper bearing end cover, and the lower portion of the second thrust bearing is connected with the core part through a lower bearing end cover.

6. The integrated rail grinding unit of claim 5, wherein: the core piece is internally provided with an auxiliary hole, a threaded hole for connecting a screw rod and a main shaft hole for connecting the main shaft, a guide pillar penetrates through the auxiliary hole, and two ends of the guide pillar are both installed at the top end and the bottom end of the box body through pressing plates.

7. The integrated rail grinding unit of claim 5, wherein: the grinding wheel tray is installed at the bottom of the main shaft and connected with the grinding wheel, a spacer bush is sleeved outside the main shaft and installed between the second thrust bearing and the grinding wheel tray, a grinding wheel cover is installed at the bottom of the box body, and the grinding wheel cover is installed outside the grinding wheel.

8. The integrated rail grinding unit of claim 1, wherein: the lead screw one end is passed the box top and through the lead screw seat of honour with the box is connected, the lead screw other end passes through the lead screw seat of honour and installs the bottom of box, the cover is equipped with the floating bearing on the lead screw seat of honour, the floating bearing install the bottom of the case with between the lead screw, the lead screw pass through the screw-nut with the core is connected.

9. The integrated rail grinding unit of claim 1, wherein: the feeding motor is connected with the lead screw through a coupler, a fixing seat is installed outside the coupler, one end of the fixing seat is installed on the box body, and the other end of the fixing seat is installed on the feeding motor.

10. The utility model provides a rail equipment of polishing which characterized in that: the integrated steel rail grinding unit comprises the integrated steel rail grinding unit according to any one of claims 1 to 9, and further comprises a frame and a control unit arranged on the frame, wherein the integrated steel rail grinding unit is installed on the frame, the integrated steel rail grinding unit is connected with a swing angle unit, and the control unit is respectively connected with a feed motor, a frameless motor and the swing angle unit of the integrated steel rail grinding unit.

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