CN207017088U - A kind of rail fat-edges sander - Google Patents

A kind of rail fat-edges sander Download PDF

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Publication number
CN207017088U
CN207017088U CN201720878523.5U CN201720878523U CN207017088U CN 207017088 U CN207017088 U CN 207017088U CN 201720878523 U CN201720878523 U CN 201720878523U CN 207017088 U CN207017088 U CN 207017088U
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China
Prior art keywords
suspension bracket
ball
rail
emery wheel
frame
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Expired - Fee Related
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CN201720878523.5U
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Chinese (zh)
Inventor
徐旺
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Tibet Genius Technology Development Co Ltd
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Tibet Genius Technology Development Co Ltd
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Priority to CN201720878523.5U priority Critical patent/CN207017088U/en
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Abstract

The utility model discloses a kind of rail fat-edges sander, belongs to railroad maintenance equipment technical field, including frame, it is characterised in that:Also include moving up and down device and horizontal apparatus for feeding, moving up and down device includes suspension bracket, ball-bearing housing, ball screw and ball nut, is provided with stepper motor and upper sliding block in frame, suspension bracket is connected by upper sliding block with housing slide;Horizontal apparatus for feeding includes emery wheel, gear accelerating chamber, mobile platform, cross sliding clock, drive mechanism, pulse motor and ball wire bar pair, the output shaft of gear accelerating chamber is connected with emery wheel, input shaft is connected with drive mechanism, and cross sliding clock is slidably connected on suspension bracket.The utility model carries out horizontal polishing to rail lip, and without manually adjusting, different amount of feed can be selected according to the rail lip of different-thickness, realize disposable polishing, and emery wheel can be moved up and down, the optional position in rail lip height is polished, improves grinding efficiency and polishing effect.

Description

A kind of rail fat-edges sander
Technical field
It the utility model is related to railroad maintenance equipment technical field, more particularly to a kind of rail fat-edges sander.
Background technology
At present, the steel rail grinding that each work is make sure, which repairs equipment, mainly model MP12 French Ji Sima internal combustions steel Rail sander, ROBEL13.44 Germany Nobel internal combustion steel rail copying polisher, straight 5 types of Zhengzhou great distance production NC, Shandong production GM-4 types, Jinzhou production internal combustion switches grinding machine NCM-4.0 types, Kunming logical production NCM-4.9 types difficult to understand etc..Above steel rail grinding owner It is divided into two classes, rail level sander and road switch grinder.
Rail level sander, by Shandong produce GM-4 types exemplified by, GM-4 types sander mainly by frame, transmission system, emery wheel, Grind the critical pieces such as arc wheel, running gear composition.Frame system is welded with sheet metal angle steel, is made with GX160 gasoline engines Power, emery wheel is driven to carry out grinding rail operation by transmission system with V belt, emery wheel is fed by feed screw nut spiral, traveling Device and frame are connected with, and two groups of directive wheels for taking turns inner side are connected by operation handle, and are adjusted equipped with angle change Mechanism, realize the conversion of directive wheel and operation handle and body relative position.Rail level sander is horizontal rotation due to emery wheel Turn, the limited angle of its angle change institutional adjustment, horizontal polishing can only be carried out to rail surface and profile, it is impossible to rail grinding Fat edges.
Road switch grinder, exemplified by producing internal combustion switches grinding machine NCM-4.0 types by Jinzhou, the polishing of NCM-4.0 types internal combustion switches Machine is made up of travelling wheel, polishing dolly, gasoline engine, grinding head, bistrique pendulous device, grinding head lifting device, the part of travelling wheel seven. Walking frame is welded with seamless steel pipe, and polishing dolly is the main body of the machine, is used as power with 4KW gasoline engines, passes through biography with V belt Dynamic system drives emery wheel to carry out grinding rail operation, and emery wheel is fed by feed screw nut spiral, the bistrique angle of oscillation of Worm Wheel System Degree, travelling wheel are walked on rail.The emery wheel direction of rotation of road switch grinder is perpendicular to the vertical rotary of rail horizontal plane, sand Most 15 degree of swing angle is taken turns, the fat edges of railroad turnout steel rail rail head can vertically be polished, but be not suitable for non-railroad turnout steel rail rail The fat edges polishing of head.
Publication No. CN 204748226U, publication date disclose one kind for the Chinese patent literature on November 11st, 2015 The preposition wedge block-shaped fat edges sander of emery wheel, it is characterised in that:Include bottom plate, frame;The left and right sides difference of the frame upper end It is provided with handle;Front and rear support slide rail and fore-and-aft direction feeding assembly is provided with the frame;The bottom plate is arranged on front and rear Support on slide rail and fore-and-aft direction feeding assembly;Main shaft assembly and gasoline engine are provided with the bottom plate;Set on the bottom plate There is voussoir vertical direction to feed assembly;The front end of the main shaft assembly is provided with emery wheel installation assembly, and rear end is provided with belt;Institute State emery wheel installation assembly and the upper and lower position of assembly regulation is fed by voussoir vertical direction;The other end of the belt is arranged on vapour On the output shaft of oil machine;Right-hand member on front side of the frame is provided with right road wheel;A left side is also arranged with the front and rear support slide rail Road wheel.
, following defects be present in the prior art using above-mentioned patent document as representative:
1st, the emery wheel of rail grinding is fed using screw mandrel spiral, manual adjustment polishing amount, because grinder buffing amount is leaned on Manual adjustment, in order to not damage rail, in actually polishing, using small amount of feed, repeatedly feed, polishes back and forth repeatedly.Operation Intensity is big, and polishing speed is slow, and efficiency is low.
2nd, the emery wheel of rail grinding is fed using screw mandrel spiral, manual adjustment polishing amount, and emery wheel is only in rail longitudinal direction Or laterally polishing, polishing direction only have one, it is impossible to the relative position up and down of emery wheel and rail lip are adjusted, in rail lip height Polishing position on degree is relatively fixed, and influences the whole structure of rail lip polishing.
Utility model content
The defects of the utility model is in order to overcome above-mentioned prior art, there is provided a kind of rail fat-edges sander, this practicality are new The emery wheel of type can realize automatic laterally feed, and horizontal polishing is carried out to rail lip, can be according to different thickness without manually adjusting The rail lip of degree selects different amount of feed, realizes disposable polishing, and can move up and down emery wheel, to rail lip height Optional position on degree is polished, and improves grinding efficiency and polishing effect.
The utility model is achieved through the following technical solutions:
A kind of rail fat-edges sander, including frame, it is characterised in that:Also include moving up and down device and horizontal feed fills Put, the device that moves up and down includes suspension bracket, ball-bearing housing, ball screw and the ball nut being enclosed on ball screw, machine Stepper motor and upper sliding block are provided with frame, suspension bracket is connected by upper sliding block with housing slide, the motor shaft of stepper motor It is connected with ball-bearing housing, one end of the ball screw is connected with ball-bearing housing, and the other end runs through suspension bracket, suspension bracket and ball Screw mandrel is connected by ball nut;The horizontal apparatus for feeding includes emery wheel, gear accelerating chamber, mobile platform, cross sliding clock, position Drive mechanism above suspension bracket, the pulse motor and ball wire bar pair being fixed on suspension bracket, the output shaft of gear accelerating chamber It is connected with emery wheel, input shaft is connected with drive mechanism, and the ball wire bar pair is connected with pulse motor and mobile platform respectively, The cross sliding clock is slidably connected on suspension bracket, and the mobile platform is fixedly connected with cross sliding clock, and the drive mechanism is fixed On a mobile platform.
Circular shaft is fixedly connected with the suspension bracket, lifter plate is connected with ball nut, circular hole, circular shaft are provided with lifter plate It is plugged on the circular hole of lifter plate.
Internal gear is provided with the circular hole, external gear is cased with circular shaft, suspension bracket is connected with lifter plate by pinion rotation.
Handle is fixed with the lifter plate, handle is connected with internal gear.
Spacing hole is provided with the circular shaft, spacer pin is plugged with spacing hole, lifter plate is between suspension bracket and spacer pin.
The bottom of the frame is fixed with two back-up roller wheels, and the size of two back-up roller wheels is identical.
The upper sliding block is four, left side and the right side respectively distribution two of frame.
The drive mechanism is the input axis connection of petrol engine, petrol engine and gear accelerating chamber.
The first support plate and the second support plate, the first support plate and the second support plate parallel arrangement are connected with the mobile platform, the The dust cover for blocking emery wheel is provided between one support plate and the second support plate, dust cover is in form of an inverted " u ".
The ball wire bar pair includes screw mandrel, feed screw nut and bearing block, and one end of screw mandrel is electric with pulse through bearing block Motivation is connected, and the other end of screw mandrel is connected by feed screw nut with mobile platform.
The left side and right side of frame described in the utility model refer to the both sides perpendicular with rail longitudinal direction.
Operation principle of the present utility model is as follows:
By the mutual cooperation of pulse motor and ball wire bar pair, gyration is converted into ball wire by pulse motor The secondary linear motion of bar, cross sliding clock is set to drive the emery wheel on mobile platform along the horizontal stroke perpendicular to rail longitudinal direction, i.e. rail To the close rail in direction;Transmitted power to again by drive mechanism and gear accelerating chamber on emery wheel, realize that emery wheel is laterally automatic Feed, so as to carry out horizontal polishing to rail lip.By the cooperation of stepper motor and ball screw, by the revolution of stepper motor Conversion of motion is the up and down motion of ball screw, and then drives suspension bracket to move up and down, when will be to any in rail lip height When position is polished, emery wheel is driven to move up and down by suspension bracket, so that just can be to the optional position in rail lip height Polished.
The beneficial effects of the utility model are mainly manifested in following aspect:
First, the utility model, moving up and down device includes suspension bracket, ball-bearing housing, ball screw and is enclosed on ball screw On ball nut, be provided with stepper motor and upper sliding block in frame, suspension bracket is connected by upper sliding block with housing slide, step The motor shaft of stepper motor is connected with ball-bearing housing, and one end of ball screw is connected with ball-bearing housing, and the other end runs through suspension bracket, Suspension bracket is connected with ball screw by ball nut;Horizontal apparatus for feeding includes emery wheel, gear accelerating chamber, mobile platform, level Sliding block, the drive mechanism above suspension bracket, the pulse motor and ball wire bar pair being fixed on suspension bracket, gear accelerating chamber Output shaft is connected with emery wheel, and input shaft is connected with drive mechanism, and ball wire bar pair connects with pulse motor and mobile platform respectively Connect, cross sliding clock is slidably connected on suspension bracket, and mobile platform is fixedly connected with cross sliding clock, and drive mechanism is fixed on mobile platform On, in use, by the mutual cooperation of pulse motor and ball wire bar pair, gyration is converted into ball by pulse motor The linear motion of screw pair, cross sliding clock is driven the emery wheel on mobile platform close to rail, realize the automatic transverse direction of emery wheel to Enter, without manually adjusting, different amount of feed can be selected according to the rail lip of different-thickness, disposable polishing is realized, beats Grind efficiency high;When polishing rail lip, the gyration of stepper motor is converted into the up and down motion of ball screw, enters And drive the emery wheel on suspension bracket to move up and down, so as to polish the optional position in rail lip height, improve steel The whole structure of rail fat edges polishing.
2nd, the utility model, circular shaft is fixedly connected with suspension bracket, lifter plate is connected with ball nut, is opened on lifter plate There is circular hole, circular shaft is plugged on the circular hole of lifter plate, and whole suspension bracket can just swing certain angle during moving up and down, and is adjusted Emery wheel and the relative position of rail lip height are saved, emery wheel is entered line tilt polishing to rail lip, and then realize rail lip Chamfering after polishing.
3rd, the utility model, internal gear being provided with circular hole, external gear being cased with circular shaft, suspension bracket passes through tooth with lifter plate Wheel rotation connection, by gear-driven mode, can increase swing angle of the suspension bracket during moving up and down, and can carry The flexible swinging of high suspension bracket, beneficial to the whole structure for improving chamfering after rail lip is polished.
4th, the utility model, handle is fixed with lifter plate, handle is connected with internal gear, can be grasped manually by handle The swing angle of vertical suspension bracket, fixed point polishing can be carried out for rail lip height optional position, angle, so as to strengthen rail fertilizer The polishing fineness on side.
5th, the utility model, be provided with spacing hole on circular shaft, be plugged with spacer pin on spacing hole, lifter plate be located at suspension bracket with Between spacer pin, by restriction of the spacer pin to circular shaft, it can prevent circular shaft from being skidded off out of lifter plate circular hole, and then can protect Barrier suspension bracket is rotatably connected with lifter plate all the time, prevents suspension bracket from dropping, and ensures that the whole use for moving up and down device is stable Property.
6th, the utility model, the bottom of frame are fixed with two back-up roller wheels, and the size of two back-up roller wheels is identical, energy Certain support force is enough provided for frame, reduces the load of frame, ensures the structural strength of frame, extend frame uses the longevity Life.
7th, the utility model, upper sliding block are four, left side and the right side respectively distribution two of frame, can make suspension bracket more Add smoothly realization to move up and down, and there is more preferable stationarity.
8th, the utility model, drive mechanism are petrol engine, and the input shaft of petrol engine and gear accelerating chamber connects Connect, directly coupled with emery wheel by gear accelerating chamber as power source, petrol engine using petrol engine, essence can be kept True gearratio, increase grinding wheel speed, improve grinding efficiency.
9th, the utility model, the first support plate and the second support plate are connected with mobile platform, the first support plate and the second support plate are put down Row arrangement, is provided with the dust cover for blocking emery wheel between the first support plate and the second support plate, dust cover is in form of an inverted " u ", tool There is certain dust-proof effect, the long-term use of flexibility of emery wheel and stability can be kept.
Tenth, the utility model, ball wire bar pair include screw mandrel, feed screw nut and bearing block, and one end of screw mandrel passes through bearing Seat is connected with pulse motor, and the other end of screw mandrel is connected by feed screw nut with mobile platform, screw mandrel, feed screw nut and bearing Seat is standard component, it is not necessary to which lathe additionally individually fabricates, and the driving moment of screw mandrel is only to slide silk in ball wire bar pair / 3rd of bar, torque is smaller, more laborsaving, beneficial to the stability for improving grinder buffing.
Brief description of the drawings
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments, its In:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is the structural representation that the utility model ball wire bar pair is connected with mobile platform;
Fig. 4 is the structural representation that dust cover is set on the utility model mobile platform;
Fig. 5 is the utility model suspension bracket and the structural representation of lifter plate rotation connection;
Marked in figure:1st, frame, 2, suspension bracket, 3, ball-bearing housing, 4, ball screw, 5, ball nut, 6, stepper motor, 7th, upper sliding block, 13, emery wheel, 14, gear accelerating chamber, 15, mobile platform, 16, cross sliding clock, 17, drive mechanism, 18, pulse Motor, 19, ball wire bar pair, 20, circular shaft, 21, lifter plate, 22, circular hole, 23, internal gear, 24, external gear, 25, handle, 26th, spacer pin, the 46, first support plate, the 47, second support plate, 48, dust cover, 49, screw mandrel, 50, feed screw nut, 51, bearing block.
Embodiment
Embodiment 1
A kind of rail fat-edges sander, including frame 1, in addition to move up and down device and horizontal apparatus for feeding, it is described on Lower mobile device includes suspension bracket 2, ball-bearing housing 3, ball screw 4 and the ball nut 5 being enclosed on ball screw 4, in frame 1 Stepper motor 6 and upper sliding block 7 are provided with, suspension bracket 2 is slidably connected by upper sliding block 7 with frame 1, the motor of stepper motor 6 Axle is connected with ball-bearing housing 3, and one end of the ball screw 4 is connected with ball-bearing housing 3, and the other end runs through suspension bracket 2, suspension bracket 2 are connected with ball screw 4 by ball nut 5;The horizontal apparatus for feeding is flat including emery wheel 13, gear accelerating chamber 14, movement Platform 15, cross sliding clock 16, the drive mechanism 17 above suspension bracket 2, the pulse motor 18 and ball wire being fixed on suspension bracket 2 Bar pair 19, the output shaft of gear accelerating chamber 14 are connected with emery wheel 13, and input shaft is connected with drive mechanism 17, the ball wire bar pair 19 are connected with pulse motor 18 and mobile platform 15 respectively, and the cross sliding clock 16 is slidably connected on suspension bracket 2, the movement Platform 15 is fixedly connected with cross sliding clock 16, and the drive mechanism 17 is fixed on mobile platform 15.
The present embodiment is most basic embodiment, move up and down device include suspension bracket, ball-bearing housing, ball screw and The ball nut being enclosed on ball screw, stepper motor and upper sliding block is provided with frame, suspension bracket passes through upper sliding block and machine Frame is slidably connected, and the motor shaft of stepper motor is connected with ball-bearing housing, and one end of ball screw is connected with ball-bearing housing, separately Suspension bracket is run through in one end, and suspension bracket is connected with ball screw by ball nut;Horizontal apparatus for feeding include emery wheel, gear accelerating chamber, Mobile platform, cross sliding clock, the drive mechanism above suspension bracket, the pulse motor and ball screw being fixed on suspension bracket Pair, the output shaft of gear accelerating chamber are connected with emery wheel, and input shaft is connected with drive mechanism, ball wire bar pair respectively with pulse electric Machine is connected with mobile platform, and cross sliding clock is slidably connected on suspension bracket, and mobile platform is fixedly connected with cross sliding clock, drive mechanism Fix on a mobile platform, in use, by the mutual cooperation of pulse motor and ball wire bar pair, pulse motor will turn round Conversion of motion is the linear motion of ball wire bar pair, makes cross sliding clock drive the emery wheel on mobile platform to realize sand close to rail The automatic laterally feed of wheel, without manually adjusting, different amount of feed can be selected according to the rail lip of different-thickness, is realized Disposable polishing, grinding efficiency are high;When polishing rail lip, the gyration of stepper motor is converted into ball screw Up and down motion, and then drive suspension bracket on emery wheel move up and down, so as to enter to the optional position in rail lip height Row polishing, improve the whole structure of rail lip polishing.
Embodiment 2
A kind of rail fat-edges sander, including frame 1, in addition to move up and down device and horizontal apparatus for feeding, it is described on Lower mobile device includes suspension bracket 2, ball-bearing housing 3, ball screw 4 and the ball nut 5 being enclosed on ball screw 4, in frame 1 Stepper motor 6 and upper sliding block 7 are provided with, suspension bracket 2 is slidably connected by upper sliding block 7 with frame 1, the motor of stepper motor 6 Axle is connected with ball-bearing housing 3, and one end of the ball screw 4 is connected with ball-bearing housing 3, and the other end runs through suspension bracket 2, suspension bracket 2 are connected with ball screw 4 by ball nut 5;The horizontal apparatus for feeding is flat including emery wheel 13, gear accelerating chamber 14, movement Platform 15, cross sliding clock 16, the drive mechanism 17 above suspension bracket 2, the pulse motor 18 and ball wire being fixed on suspension bracket 2 Bar pair 19, the output shaft of gear accelerating chamber 14 are connected with emery wheel 13, and input shaft is connected with drive mechanism 17, the ball wire bar pair 19 are connected with pulse motor 18 and mobile platform 15 respectively, and the cross sliding clock 16 is slidably connected on suspension bracket 2, the movement Platform 15 is fixedly connected with cross sliding clock 16, and the drive mechanism 17 is fixed on mobile platform 15.
Circular shaft 20 is fixedly connected with the suspension bracket 2, lifter plate 21 is connected with ball nut 5, is provided with lifter plate 21 Circular hole 22, circular shaft 20 are plugged on the circular hole 22 of lifter plate 21.
Internal gear 23 is provided with the circular hole 22, external gear 24 is cased with circular shaft 20, suspension bracket 2 passes through tooth with lifter plate 21 Wheel rotation connection.
Handle 25 is fixed with the lifter plate 21, handle 25 is connected with internal gear 23.
The present embodiment is a better embodiment, is fixedly connected with circular shaft on suspension bracket, lifter plate is connected with ball nut, Circular hole is provided with lifter plate, circular shaft is plugged on the circular hole of lifter plate, and whole suspension bracket can just be swung during moving up and down Certain angle, regulation emery wheel and the relative position of rail lip height, emery wheel is set to enter line tilt polishing, Jin Ershi to rail lip Chamfering after existing rail lip polishing.
Internal gear is provided with circular hole, external gear is cased with circular shaft, suspension bracket is connected by pinion rotation with lifter plate, passed through Gear-driven mode, swing angle of the suspension bracket during moving up and down can be increased, and the swing spirit of suspension bracket can be improved Activity, beneficial to the whole structure for improving chamfering after rail lip is polished.
Handle is fixed with lifter plate, handle is connected with internal gear, and the angle of oscillation of manually handle suspension bracket is capable of by handle Degree, fixed point polishing can be carried out for rail lip height optional position, angle, it is fine so as to strengthen the polishing of rail lip Degree.
Embodiment 3
A kind of rail fat-edges sander, including frame 1, in addition to move up and down device and horizontal apparatus for feeding, it is described on Lower mobile device includes suspension bracket 2, ball-bearing housing 3, ball screw 4 and the ball nut 5 being enclosed on ball screw 4, in frame 1 Stepper motor 6 and upper sliding block 7 are provided with, suspension bracket 2 is slidably connected by upper sliding block 7 with frame 1, the motor of stepper motor 6 Axle is connected with ball-bearing housing 3, and one end of the ball screw 4 is connected with ball-bearing housing 3, and the other end runs through suspension bracket 2, suspension bracket 2 are connected with ball screw 4 by ball nut 5;The horizontal apparatus for feeding is flat including emery wheel 13, gear accelerating chamber 14, movement Platform 15, cross sliding clock 16, the drive mechanism 17 above suspension bracket 2, the pulse motor 18 and ball wire being fixed on suspension bracket 2 Bar pair 19, the output shaft of gear accelerating chamber 14 are connected with emery wheel 13, and input shaft is connected with drive mechanism 17, the ball wire bar pair 19 are connected with pulse motor 18 and mobile platform 15 respectively, and the cross sliding clock 16 is slidably connected on suspension bracket 2, the movement Platform 15 is fixedly connected with cross sliding clock 16, and the drive mechanism 17 is fixed on mobile platform 15.
Circular shaft 20 is fixedly connected with the suspension bracket 2, lifter plate 21 is connected with ball nut 5, is provided with lifter plate 21 Circular hole 22, circular shaft 20 are plugged on the circular hole 22 of lifter plate 21.
Internal gear 23 is provided with the circular hole 22, external gear 24 is cased with circular shaft 20, suspension bracket 2 passes through tooth with lifter plate 21 Wheel rotation connection.
Handle 25 is fixed with the lifter plate 21, handle 25 is connected with internal gear 23.
Spacing hole is provided with the circular shaft 20, is plugged with spacer pin 26 on spacing hole, lifter plate 21 be located at suspension bracket 2 with it is spacing Between pin 26.
The bottom of the frame 1 is fixed with two back-up roller wheels, and the size of two back-up roller wheels is identical.
The upper sliding block 7 is four, left side and the right side respectively distribution two of frame 1.
The present embodiment is another better embodiment, is provided with spacing hole on circular shaft, spacer pin is plugged with spacing hole, lifting Plate, by restriction of the spacer pin to circular shaft, can prevent that circular shaft is sliding out of lifter plate circular hole between suspension bracket and spacer pin Go out, and then can ensure that suspension bracket is rotatably connected with lifter plate all the time, prevents suspension bracket from dropping, guarantee entirely moves up and down dress The stability in use put.
The bottom of frame is fixed with two back-up roller wheels, and the size of two back-up roller wheels is identical, can provide one for frame Fixed support force, reduce the load of frame, ensure the structural strength of frame, extend the service life of frame.
Upper sliding block is four, left side and the right side respectively distribution two of frame, suspension bracket can be made more smoothly to realize Lower movement, and there is more preferable stationarity.
Embodiment 4
A kind of rail fat-edges sander, including frame 1, in addition to move up and down device and horizontal apparatus for feeding, it is described on Lower mobile device includes suspension bracket 2, ball-bearing housing 3, ball screw 4 and the ball nut 5 being enclosed on ball screw 4, in frame 1 Stepper motor 6 and upper sliding block 7 are provided with, suspension bracket 2 is slidably connected by upper sliding block 7 with frame 1, the motor of stepper motor 6 Axle is connected with ball-bearing housing 3, and one end of the ball screw 4 is connected with ball-bearing housing 3, and the other end runs through suspension bracket 2, suspension bracket 2 are connected with ball screw 4 by ball nut 5;The horizontal apparatus for feeding is flat including emery wheel 13, gear accelerating chamber 14, movement Platform 15, cross sliding clock 16, the drive mechanism 17 above suspension bracket 2, the pulse motor 18 and ball wire being fixed on suspension bracket 2 Bar pair 19, the output shaft of gear accelerating chamber 14 are connected with emery wheel 13, and input shaft is connected with drive mechanism 17, the ball wire bar pair 19 are connected with pulse motor 18 and mobile platform 15 respectively, and the cross sliding clock 16 is slidably connected on suspension bracket 2, the movement Platform 15 is fixedly connected with cross sliding clock 16, and the drive mechanism 17 is fixed on mobile platform 15.
Circular shaft 20 is fixedly connected with the suspension bracket 2, lifter plate 21 is connected with ball nut 5, is provided with lifter plate 21 Circular hole 22, circular shaft 20 are plugged on the circular hole 22 of lifter plate 21.
Internal gear 23 is provided with the circular hole 22, external gear 24 is cased with circular shaft 20, suspension bracket 2 passes through tooth with lifter plate 21 Wheel rotation connection.
Handle 25 is fixed with the lifter plate 21, handle 25 is connected with internal gear 23.
Spacing hole is provided with the circular shaft 20, is plugged with spacer pin 26 on spacing hole, lifter plate 21 be located at suspension bracket 2 with it is spacing Between pin 26.
The bottom of the frame 1 is fixed with two back-up roller wheels, and the size of two back-up roller wheels is identical.
The upper sliding block 7 is four, left side and the right side respectively distribution two of frame 1.
The drive mechanism 17 is the input axis connection of petrol engine, petrol engine and gear accelerating chamber 14.
The first support plate 46 and the second support plate 47 are connected with the mobile platform 15, the first support plate 46 and the second support plate 47 are flat Row arrangement, the dust cover 48 for blocking emery wheel 13 is provided between the first support plate 46 and the second support plate 47, dust cover 48 is in " u "-shaped shape.
The ball wire bar pair 19 includes screw mandrel 49, feed screw nut 50 and bearing block 51, and one end of screw mandrel 49 passes through bearing Seat 51 is connected with pulse motor 18, and the other end of screw mandrel 49 is connected by feed screw nut 50 with mobile platform 15.
The present embodiment is preferred forms, and moving up and down device includes suspension bracket, ball-bearing housing, ball screw and be enclosed on Ball nut on ball screw, stepper motor and upper sliding block are provided with frame, and suspension bracket passes through upper sliding block and slided with frame Dynamic connection, the motor shaft of stepper motor are connected with ball-bearing housing, and one end of ball screw is connected with ball-bearing housing, the other end Through suspension bracket, suspension bracket is connected with ball screw by ball nut;Horizontal apparatus for feeding includes emery wheel, gear accelerating chamber, movement Platform, cross sliding clock, the drive mechanism above suspension bracket, the pulse motor and ball wire bar pair being fixed on suspension bracket, tooth Wheel accelerating chamber output shaft be connected with emery wheel, input shaft is connected with drive mechanism, ball wire bar pair respectively with pulse motor and Mobile platform is connected, and cross sliding clock is slidably connected on suspension bracket, and mobile platform is fixedly connected with cross sliding clock, and drive mechanism is fixed On a mobile platform, in use, by the mutual cooperation of pulse motor and ball wire bar pair, pulse motor is by gyration The linear motion of ball wire bar pair is converted into, makes cross sliding clock drive the emery wheel on mobile platform to realize emery wheel close to rail Automatic laterally feed, without manually adjusting, different amount of feed can be selected according to the rail lip of different-thickness, is realized once Property polishing, grinding efficiency is high;When polishing rail lip, the gyration of stepper motor is converted into the upper of ball screw Lower motion, and then drive the emery wheel on suspension bracket to move up and down, so as to beat the optional position in rail lip height Mill, improve the whole structure of rail lip polishing.
Drive mechanism is the input axis connection of petrol engine, petrol engine and gear accelerating chamber, using gasoline engine Machine is directly coupled as power source, petrol engine by gear accelerating chamber with emery wheel, can keep accurate gearratio, increase Grinding wheel speed, improve grinding efficiency.
The first support plate and the second support plate are connected with mobile platform, the first support plate and the second support plate are arranged in parallel, first The dust cover for blocking emery wheel is provided between plate and the second support plate, dust cover is in form of an inverted " u ", has certain dust-proof effect Fruit, the long-term use of flexibility of emery wheel and stability can be kept.
Ball wire bar pair includes screw mandrel, feed screw nut and bearing block, and one end of screw mandrel passes through bearing block and pulse motor Connection, the other end of screw mandrel are connected by feed screw nut with mobile platform, and screw mandrel, feed screw nut and bearing block are standard component, Lathe is not needed additionally individually to fabricate, the driving moment of screw mandrel is only 1/3rd of sliding screw in ball wire bar pair, Torque is smaller, more laborsaving, beneficial to the stability for improving grinder buffing.

Claims (7)

1. a kind of rail fat-edges sander, including frame(1), it is characterised in that:Also include moving up and down device and horizontal feed Device, the device that moves up and down include suspension bracket(2), ball-bearing housing(3), ball screw(4)Be enclosed on ball screw(4)On Ball nut(5), frame(1)On be provided with stepper motor(6)With upper sliding block(7), suspension bracket(2)Pass through upper sliding block(7) With frame(1)It is slidably connected, stepper motor(6)Motor shaft and ball-bearing housing(3)Connection, the ball screw(4)One End and ball-bearing housing(3)Connection, the other end run through suspension bracket(2), suspension bracket(2)With ball screw(4)Pass through ball nut(5)Even Connect;The horizontal apparatus for feeding includes emery wheel(13), gear accelerating chamber(14), mobile platform(15), cross sliding clock(16), be located at Suspension bracket(2)The drive mechanism of top(17), be fixed on suspension bracket(2)On pulse motor(18)And ball wire bar pair(19), tooth Take turns accelerating chamber(14)Output shaft and emery wheel(13)Connection, input shaft and drive mechanism(17)Connection, the ball wire bar pair (19)Respectively with pulse motor(18)And mobile platform(15)Connection, the cross sliding clock(16)It is slidably connected at suspension bracket(2) On, the mobile platform(15)With cross sliding clock(16)It is fixedly connected, the drive mechanism(17)It is fixed on mobile platform(15) On.
A kind of 2. rail fat-edges sander according to claim 1, it is characterised in that:The suspension bracket(2)On be fixedly connected There is circular shaft(20), ball nut(5)On be connected with lifter plate(21), lifter plate(21)On be provided with circular hole(22), circular shaft(20)Insert It is connected on lifter plate(21)Circular hole(22)On.
A kind of 3. rail fat-edges sander according to claim 2, it is characterised in that:The circular hole(22)In being inside provided with Gear(23), circular shaft(20)On be cased with external gear(24), suspension bracket(2)With lifter plate(21)Connected by pinion rotation.
A kind of 4. rail fat-edges sander according to claim 3, it is characterised in that:The lifter plate(21)On be fixed with Handle(25), handle(25)With internal gear(23)Connection.
A kind of 5. rail fat-edges sander according to claim 2, it is characterised in that:The circular shaft(20)On be provided with it is spacing Hole, spacer pin is plugged with spacing hole(26), lifter plate(21)Positioned at suspension bracket(2)With spacer pin(26)Between.
A kind of 6. rail fat-edges sander according to claim 1, it is characterised in that:The frame(1)Bottom fix There are two back-up roller wheels, the size of two back-up roller wheels is identical.
A kind of 7. rail fat-edges sander according to claim 1, it is characterised in that:The upper sliding block(7)For four, Frame(1)Left side and right side respectively distribution two.
CN201720878523.5U 2017-07-19 2017-07-19 A kind of rail fat-edges sander Expired - Fee Related CN207017088U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107178016A (en) * 2017-07-19 2017-09-19 西藏天仁科技发展有限公司 A kind of rail fat-edges sander

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107178016A (en) * 2017-07-19 2017-09-19 西藏天仁科技发展有限公司 A kind of rail fat-edges sander

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