CN212652764U - Bearing movable rack for milling and grinding of sleeper - Google Patents

Abstract

The utility model discloses a bear and remove frame for sleeper milling and grinding processing, including removing the frame, wherein, be equipped with in removing the frame and adjust mechanism and drive removal frame along the moving mechanism that the railway roadbed removed with the sleeper complex well. After the structure is adopted, compared with the prior art, the utility model has the advantages that the front and back groups of aligning clamping jaw sets are respectively matched with the front and back rows of aligning sleepers on the track, so that the front and back directions of the movable rack are automatically aligned and adjusted; the milling and grinding machine is provided with the moving mechanism and the guide mechanism, and can automatically guide and move the driving moving frame, so that the milling and grinding equipment is carried more time-saving and labor-saving; in addition, the guide mechanism is also provided with a side abutting device, and after the movable rack is aligned, the side abutting device abuts against the side walls on the two sides of the track bed, so that the movable rack is fixed, the movable rack of the machining mechanism is prevented from moving and deviating in the milling and grinding process, and the machining precision of the machining mechanism is improved.

Description

Bearing movable rack for milling and grinding of sleeper

Technical Field

The utility model relates to a sleeper mills and grinds processing technology field, concretely relates to a bear and remove frame that is used for sleeper to mill to grind processing.

Background

The sleeper is one of railway fittings and mainly used for supporting a steel rail, maintaining the position of the steel rail and transmitting the huge pressure transmitted by the steel rail to a track bed. Among the existing railway tracks, especially high track way is mostly ballastless track, and the ride comfort is good, and stability is high. The sleeper on the ballastless track is made of reinforced concrete materials, and has higher stability and longer service life.

In practical situations, the geology is arched upwards due to stress changes, and the railway track is subjected to an uparching disease. Since railway tracks are sensitive to track reference heights, the horizontal height difference per kilometer needs to be controlled within 2 mm. Thus, small changes in the geological structure, which accumulate over time, easily exceed this limit height difference. This variation is even more pronounced, particularly in long tunnels. As long as the height difference exceeds the limit, the running speed of the high-speed rail needs to be reduced, and the running efficiency and the running safety are greatly influenced.

In order to solve the problems, in the prior art, a manual mode is mostly adopted, the profile surface of the sleeper is milled by using milling equipment to sink the steel rail, and the installation reference height of the steel rail is reduced, so that the phenomenon that the railway track is arched is prevented. This method requires very high labor costs and is extremely inefficient; and the milling and grinding equipment has larger volume and heavier weight, and is very convenient to carry during milling and grinding.

In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.

Disclosure of Invention

The utility model discloses a main aim at provides a bear and remove frame for sleeper mills grinding processing can be used for bearing and carrying and mill grinding equipment to fix a position with the sleeper cooperation on the track, can also carry out automatic the regulation to the frame simultaneously, make frame and horizontal reference surface keep parallel, conveniently mill grinding equipment and mill grinding processing to the sleeper.

In order to achieve the above purpose, the solution of the present invention is:

the bearing movable rack comprises a movable rack, wherein the movable rack is provided with an aligning mechanism matched with a sleeper and a moving mechanism for driving the movable rack to move along a track bed.

Further, adjust the mechanism well and include that the multiunit corresponds the clamping jaw group of adjusting well that sets up along the fore-and-aft direction of moving the frame, each adjust clamping jaw group well including two symmetries set up the clamping jaw of adjusting well in the left and right sides of moving the frame, adjust clamping jaw and sleeper cooperation and be connected well.

Furthermore, the aligning mechanism comprises two groups of aligning clamping jaw groups, the movable rack comprises a first rack rod arranged at the front end of the movable rack and a second rack rod arranged at the rear end of the movable rack, and the first rack rod and the second rack rod are respectively connected with one group of aligning clamping jaw group.

Further, adjust the clamping jaw well and include die head and jacking drive arrangement, jacking drive arrangement establishes on removing the frame, jacking drive arrangement's power take off end with the die head is connected and drive the die head and is vertical elevating movement, the below of die head is equipped with the fixed slot, the fixed slot is connected with the sleeper cooperation.

Furthermore, the fixed slot has first arcwall face and the second arcwall face with the laminating of sleeper upper surface, first arcwall face is established at the die head and is close to the inboard one end of removal frame to first arcwall face extends and upwards arches gradually by the die head outside to die head middle part direction, the one end that the die head is close to the removal frame outside is established to the second arcwall face, the second arcwall face extends and upwards arches gradually by the die head outside to die head middle part direction.

Furthermore, one end, close to the inner side of the movable rack, below the die head is provided with a horizontal binding surface, and the horizontal binding surface is connected with the first arc-shaped surface.

Furthermore, the power output end of the jacking driving device is rotatably connected with the die head.

Furthermore, the aligning clamping jaw further comprises a die head rotating shaft and an adapter, the upper end of the adapter is connected with the power output end of the jacking driving device, the lower end of the adapter is provided with a through hole, and the die head rotating shaft penetrates through the through hole and is rotatably connected with the adapter; the upper surface of die head is equipped with the mounting groove, be equipped with the connecting hole that runs through the die head setting on the lateral wall of the left and right sides of die head mounting groove, the both ends of axis of rotation are connected with the connecting hole rotation respectively.

The die head further comprises a die head fixing block which is connected in the mounting groove in an embedded mode, and the lower surface of the die head fixing block is provided with an upper matching groove for enabling a die head rotating shaft to be matched in an embedded mode and an abdicating hole for enabling the adaptor to penetrate through; the tank bottom of mounting groove is equipped with the lower cooperation groove that supplies die head axis of rotation embedding complex to and the groove of stepping down that supplies the adaptor embedding.

The alignment clamping jaw further comprises a connecting block and a die head guide column, the connecting block is connected below the movable rack, and the connecting block is provided with a first guide through hole which vertically penetrates through the connecting block and second guide through holes which are arranged on the left side and the right side of the first guide through hole and symmetrically arranged relative to the first guide through hole; the power output end of the jacking driving device penetrates through the first guide through hole, the upper end of the die head guide post extends into the second guide through hole to be connected in a sliding mode, and the lower end of the die head guide post is connected with the die head in a rotating mode.

Further, jacking drive arrangement includes jacking servo motor, jacking lead screw and jacking screw-nut, jacking servo motor's output shaft is connected with the jacking lead screw, jacking screw-nut wears to establish in the first direction through-hole.

Further, moving mechanism includes a plurality of automatic gyro wheel mechanisms, automatic gyro wheel mechanism includes first gyro wheel, first gyro wheel mount pad, first gyro wheel pivot and gyro wheel motor, first gyro wheel mount pad is installed in the below of moving the frame, first gyro wheel mount pad is equipped with two and controls the first gyro wheel mounting panel that corresponds and vertical setting, first gyro wheel mounting panel is equipped with first gyro wheel pivot connecting hole, first gyro wheel pivot's both ends are stretched into first gyro wheel pivot connecting hole internal rotation and are connected, first gyro wheel cover is established in first gyro wheel pivot and is established between two first gyro wheel mounting panels, the gyro wheel motor is established on first gyro wheel mounting panel to the power take off end and the first gyro wheel pivot of gyro wheel motor are connected.

Further, the moving mechanism comprises four automatic roller mechanisms, the moving rack is a rectangular frame, roller connecting feet which extend downwards are arranged below four top corners of the moving rack, and the automatic roller mechanisms are arranged on the roller connecting feet.

Furthermore, guiding mechanism includes the direction mounting bracket of being connected and level setting and with the direction gyro wheel of direction mounting bracket lower extreme rotation connection with the frame rotation.

Further, the guide mounting frame comprises a guide bottom plate and two guide side plates, and the guide bottom plate is vertically connected with the lower ends of the two guide side plates; the guide rollers and the guide bottom plate are arranged in parallel and are rotatably connected.

Further, the direction mounting bracket is still including establishing second gyro wheel mount pad and the second gyro wheel pivot on the direction bottom plate, the second gyro wheel mount pad has the second gyro wheel mounting panel with direction bottom plate parallel arrangement, the second gyro wheel mounting panel is equipped with second gyro wheel pivot connecting hole, the both ends of second gyro wheel pivot stretch into second gyro wheel pivot connecting hole internal rotation and connect, the direction gyro wheel cover is established in the second gyro wheel pivot and is established between two second gyro wheel mounting panels.

Further, the direction mounting bracket still includes keysets and connecting plate, keysets and movable rack fixed connection, be equipped with first switching through-hole on the keysets, be equipped with the switching axle in the first switching through-hole, the connecting plate is established in the top of direction mounting bracket, be equipped with second switching through-hole on the connecting plate, the second switching hole rotates with the switching axle cooperation and is connected.

Furthermore, a first fixing lug is arranged below the movable rack, a second fixing lug is arranged on the guide side plate, the first fixing lug and the second fixing lug are arranged in parallel, and a fixing hole which is correspondingly formed in the first fixing lug and the second fixing lug is formed in the second fixing lug.

Further, the direction mounting bracket still includes the fixed plate, the fixed plate is connected between two direction curb plates to the upper end and the connecting plate of fixed plate are connected and the upper surface of lower extreme and second gyro wheel mount pad support.

Furthermore, the guide mechanism further comprises a side abutting device, the side abutting device comprises an abutting mounting seat, an abutting pressing plate and an abutting driving device for driving the abutting pressing plate to do horizontal movement, the abutting mounting seat is connected to the guide side plate, the abutting driving device is horizontally arranged on the abutting mounting seat, the abutting pressing plate is vertically arranged, the abutting pressing plate and the guide side plate are perpendicular to each other, and a power output end of the abutting driving device is connected with the abutting pressing plate.

Furthermore, the propping driving device is a hydraulic cylinder.

After the structure of the oil adding device is adopted, the utility model discloses moving mechanism has and adjust the mechanism well, moving mechanism drive removes the frame and removes to the sleeper top of treating processing, at the removal in-process, guiding mechanism removes the direction to removing the frame. The mechanism of adjusting well is equipped with two sets of front and back correspondences and adjusts the clamping jaw group well, and every group is adjusted the clamping jaw group well and is had two the clamping jaws of adjusting well that set up side by side to adjust two in the clamping jaw group well with the same one row of two sleeper mutual cutting ferrule respectively with the track with the same group with the group well, make the front and back orientation of moving the frame adjust to parallel with orbital extending direction. And then the four jacking driving devices respectively jack up the movable rack to enable the movable rack to be adjusted to be parallel to the reference horizontal plane, and then the abutting driving devices drive the abutting pressing plates to be attached and abutted to the side walls of the track bed, so that the movable rack is fixed on the track bed.

Compared with the prior art, this neotype beneficial effect lies in:

one of which, the utility model discloses a front and back two sets of clamping jaw group of adjusting well respectively with the track on two rows of front and back adjust the sleeper cooperation well to the orientation is adjusted well around removing the frame, and the orientation is parallel with orbital extending direction as far as possible around making the removal frame, and the convenient profile face of moving the milling equipment of frame fore-and-aft direction walking and sleeper of removing on the frame carries out the tool setting and the front and back feed milling and grinds, and has strengthened the precision of milling and grinding.

And secondly, the utility model discloses be equipped with moving mechanism, moving mechanism is equipped with the first gyro wheel of multiunit, and first gyro wheel accessible gyro wheel motor drive rotates, drives the locomotive frame and slides on the way bed, makes the utility model discloses labour saving and time saving more when removing. And the moving mechanism is also provided with a brake device, so that automatic braking can be realized.

Thirdly, the two sides of the movable rack are also provided with the guide mechanisms, and the guide mechanisms are provided with the guide rollers which roll in a matched manner with the side wall of the track bed, so that the movable rack is more stable in the moving process, and the movable rack is prevented from falling off the track bed; in addition, the guide mechanism is also provided with a propping pressing plate, and after the moving rack is aligned, the propping pressing plate props against the side walls of two sides of the track bed, so that the moving rack is fixed, the moving rack of the milling and grinding equipment is prevented from moving and deviating in the milling and grinding process, and the processing precision of the processing mechanism is improved.

Drawings

Fig. 1 is a perspective view of the external structure of the present invention.

Fig. 2 is a simple schematic diagram of the present invention for adjusting the orientation of the movable frame on the curved track.

Fig. 3 is a simple schematic diagram of the utility model for adjusting the movable frame to a horizontal position on the ground of the upper arch.

Figure 4 is a perspective view of the alignment jaw profile.

Figure 5 is a cross-sectional view of the alignment jaw.

Fig. 6 is a perspective view of the outline structure of the moving mechanism.

Fig. 7 is a schematic sectional structure view of the moving mechanism.

Fig. 8 is a perspective view of the outer configuration of the guide mechanism.

Fig. 9 is a schematic sectional view of the guide mechanism.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

Coordinate axis X, Y, Z in the figure represents respectively the utility model discloses a fore-and-aft direction, left and right direction and upper and lower direction, and the directional place ahead of coordinate axis X is to, and coordinate axis Y indicates the direction right, and coordinate axis Z indicates the direction of making progress, and the nodical O point that is of coordinate axis X, Y, Z is some

As shown in fig. 1-9, a bearing movable frame 1 for sleeper milling processing includes a movable frame 1, the movable frame 1 is a rectangular frame structure, and includes a first frame rod 11 disposed in front of the movable frame 1, a second frame rod 12 disposed in rear of the movable frame 1, a third frame rod 13 connected to left sides of the first frame rod 11 and the second frame rod 12, and a fourth frame rod 14 connected to right sides of the first frame rod 11 and the second frame rod 12. Wherein, the moving machine frame 1 is provided with an aligning mechanism 3 matched with the sleeper and a moving mechanism 4 driving the moving machine frame 1 to move along the track bed.

Preferably, adjust mechanism 3 well and include that the multiunit corresponds the clamping jaw group of adjusting well that sets up along the fore-and-aft direction of moving frame 1, each is adjusted well clamping jaw group and is included two bilateral symmetry settings in the clamping jaw 31 of adjusting well that moves frame 1 both sides, and the same group is adjusted two in the clamping jaw group and is adjusted clamping jaw 31 well and respectively with two sleeper cooperation fixed connection in the same horizontal row to two in the clamping jaw group.

After adopting above-mentioned structure, arrange along orbital extending direction and be equipped with multirow sleeper group, every row of sleeper group includes the sleeper of two bilateral symmetry settings. When the movable rack 1 is aligned, if the rail is a linear rail, the sleeper groups on the rail are arranged along the linear direction, two groups of sleeper groups arranged in the front and back are selected as positioning sleeper groups, and the front and back groups of aligning clamping jaw groups are respectively matched with the front and back groups of the positive sleeper groups on the rail, so that the movable rack 1 is fixed and positioned, and the front and back directions of the movable rack 1 are parallel to the extending direction of the linear rail.

As shown in fig. 2, in actual working environments, the rails are not all straight rails, but curved rails may also be present, with ties 21 arranged along the extended curve of the rail, such that there is a minimal angular offset between the forward ties 21 and the rearward ties 21. When the movable rack 1 is aligned, a front group of alignment clamping jaw group and a rear group of alignment clamping jaw group are respectively matched with the front group of alignment sleeper group and the rear group of alignment sleeper group, the structure of the movable rack 1 is a rectangular frame structure and has certain metal elasticity, the movable rack 1 can deform in a small amplitude, so that the front end of the movable rack 1 deflects towards the bending direction of a track, the front end and the rear end of the movable rack 1 deflect towards the bending direction of the track, the front direction and the rear direction of the movable rack 1 are attached to the bending direction of the track as much as possible, a machining tool bit 21 walking along the front direction and the rear direction of the movable rack 1 on the movable rack 1 and the profile surface of the deflected sleeper 21 are convenient to perform tool setting and front-rear tool feeding milling and grinding on the sleeper 21.

Preferably, the aligning clamping jaw 31 comprises a die head 32 and a jacking driving device 33, the jacking driving device 33 is arranged on the movable rack 1, a power output end of the jacking driving device 33 is connected with the die head 32 and drives the die head 32 to do vertical lifting motion, a fixing groove 321 is arranged below the die head 32, and the fixing groove 321 is connected with the sleeper 21 in a matching manner. After the structure of the oil adding device is adopted, the utility model discloses when removing, the ascending recovery of jacking drive arrangement 33 drive die head 32, the convenient frame 1 that removes moves on the railway roadbed 22, when removing frame 1 and fixing, the fixed slot 321 and the sleeper 21 cooperation that jacking drive arrangement 33 drive die head 32 descends and make die head 32. In addition, as shown in fig. 3, S in the figure represents a horizontal reference plane, if the rail is in an upwarp defect, the ground is stressed and upwarps with the sleeper 21, so that the movable frame 1 fixed to the sleeper 21 and the horizontal reference plane are inclined with each other, but the machining tool bit 21 needs to be vertically lifted and lowered with the horizontal reference plane as a horizontal reference to machine the sleeper 21, and thus the movable frame 1 needs to be adjusted to be parallel to the horizontal reference plane. When the jacking driving device 33 drives the die head 32 to be matched and fixed with the sleeper 21, the jacking driving device 33 positioned at the lower end of the rail arching surface can jack the movable machine frame 1 upwards, so that the movable machine frame 1 is adjusted to be parallel to the horizontal reference surface.

Preferably, because the upper surface of the left and right sides of sleeper 21 is the arcwall face, in order to make fixed slot 321 and sleeper 21 cooperate and more closely laminate, fixed slot 321 has first arcwall face 322 and second arcwall face 323 with the upper surface laminating of sleeper 21, first arcwall face 322 is established in the one end that die head 32 is close to the inside of mobile frame 1, and first arcwall face 322 extends and upwards arches gradually to die head 32 middle part direction by the die head 32 outside, the one end that die head 32 is close to the outside of mobile frame 1 is established to second arcwall face 323, second arcwall face 323 extends and upwards arches gradually to die head 32 middle part direction by the die head 32 outside. When the track is a curved track, the front end of the movable rack 1 inclines and deviates towards the bending direction of the track, so that the fixing groove 321 of the alignment clamping jaw 31 at the front end of the movable rack 1 cannot be completely attached and matched with the upper surface of the sleeper 21, and only the friction force generated by the local attaching surfaces between the first arc-shaped surface 322 and the second arc-shaped surface 323 as well as the upper surface of the sleeper 21 can be relied on to fix the alignment clamping jaw 31 and the sleeper 21, and the first arc-shaped surface 322 and the second arc-shaped surface 323 also have the function of guiding in a smooth manner, so that the fixing groove 321 can slide downwards to be embedded with the sleeper 21.

Preferably, sleeper base 23 is still equipped with in the below of sleeper 21, the one end that is close to the removal frame 1 inboard below die head 32 is equipped with horizontal binding face 324, horizontal binding face 324 is connected with first arcwall face 322, when fixed slot 321 and sleeper 21 fixed fit, horizontal binding face 324 and the laminating of the upper surface of sleeper base 23, improve the degree of cooperation of fixed slot 321 and sleeper 21, horizontal binding face 324 can produce frictional force with the upper surface of sleeper base 23 simultaneously, thereby prevent die head 32 and deflect, make die head 32 and the cooperation of sleeper 21 more firm.

Preferably, when the movable frame 1 is adjusted to be parallel to the horizontal reference surface, the jacking driving device 33 will be adjusted to be in position along with the movable frame 1, and the die head 32 and the sleeper 21 are fixed and not moved, so that an angle change will occur between the output end of the jacking driving device 33 and the connection part of the die head 32, and therefore, the power output end of the jacking driving device 33 needs to be rotatably connected with the die head 32, and the connection part of the jacking driving device 33 and the die head 32 is prevented from being disconnected due to the angle change.

Preferably, in this embodiment, in order to enable the die head 32 to be rotatably connected with the output end of the jacking driving device 33, the alignment clamping jaw 31 further includes a die head rotating shaft 34 and an adaptor 35, the upper end of the adaptor 35 is connected with the power output end of the jacking driving device 33, the lower end of the adaptor 35 is provided with a through hole, and the die head rotating shaft 34 is inserted into the through hole and rotatably connected with the adaptor 35; the upper surface of the die head 32 is provided with a mounting groove 36, the side walls of the left and right sides of the mounting groove 36 are provided with connecting holes 361 penetrating through the die head 32, and both ends of the die head rotating shaft 34 are rotatably connected with the connecting holes 361, respectively. With the adoption of the structure, in the process of adjusting the movable rack 1, the die head 32 can rotate around the die head rotating shaft 34 by taking the axis of the die head rotating shaft 34 as a center.

More preferably, in order to further fix the die rotating shaft 34, the die 32 further comprises a die fixing block 37 which is connected in the mounting groove 36 in a fitting manner, the lower surface of the die fixing block 37 is provided with an upper fitting groove 371 for the die rotating shaft 34 to be fitted in, and an abdicating hole 372 for the adaptor 35 to pass through; the bottom of the mounting groove 36 is provided with a lower fitting groove 362 for fitting the die rotating shaft 34, and an avoiding groove 363 for fitting the adaptor 35.

Preferably, the aligning clamping jaw 31 further comprises a connecting block 15 and a die head guide column 38, the connecting block 15 is connected below the moving frame 1, the connecting block 15 has a first guide through hole 151 vertically penetrating through the connecting block, and second guide through holes 152 arranged on the left and right sides of the first guide through hole 151 and symmetrically arranged relative to the first guide through hole 151; the power output end of the jacking driving device 33 is arranged through the first guide through hole 151, the upper end of the die head guide column 38 extends into the second guide through hole 152 to be connected in a sliding manner, and the lower end of the die head guide column 38 is connected with the die head 32 in a rotating manner. Specifically, the lower end of the die head guide column 38 is also provided with the adapter 35, and the adapter 35 is rotatably connected with the die head rotating shaft 34, so that the die head guide column 38 and the die head 32 can rotate relatively. With the above structure, the die head 32 is more firmly installed, and is guided by the die head guide post 38, so that the die head 32 is more stable and smooth in the ascending and descending processes, and the die head 32 can be prevented from deflecting in the left and right directions.

Preferably, the jacking driving device 33 includes a jacking servo motor 331, a jacking screw rod 332 and a jacking screw rod nut 333, the jacking servo motor 331 is vertically disposed on the movable frame 1, an output shaft of the jacking servo motor 331 is connected with the jacking screw rod 332, and the jacking screw rod nut 333 is fixed in the first guiding through hole 151 in a penetrating manner. After the structure is adopted, the jacking servo motor 331 drives the jacking screw rod 332 to rotate relative to the jacking screw rod nut 333, so that the die head 32 at the lower end of the jacking screw rod 332 is driven to ascend or descend, and the motor drive is adopted, so that the lifting screw rod mechanism is small in size, light in weight and high in transmission efficiency.

Preferably, the moving mechanism 4 includes a plurality of automatic roller mechanisms, the automatic roller mechanisms include first rollers 41, first roller mounting seats 42, first roller rotating shafts 43 and roller motors 44, the first roller mounting seats 42 are installed below the moving rack 1, the first roller mounting seats 42 are provided with two first roller mounting plates 421 which correspond to each other and are vertically arranged, the first roller mounting plates 421 are provided with first roller rotating shaft connecting holes 422, both ends of the first roller rotating shafts 43 extend into the first roller rotating shaft connecting holes 422 for rotational connection, the first rollers 41 are sleeved on the first roller rotating shafts 43 and are arranged between the two first roller mounting plates 421, the roller motors 44 are arranged on the first roller mounting plates 421, and power output ends of the roller motors 44 are connected with the first roller rotating shafts 43. After the structure of the oil adding device is adopted, the utility model discloses during the removal, the first gyro wheel pivot 43 of gyro wheel motor 44 drive rotates to drive first gyro wheel 41 and rotate, make and remove frame 1 and can remove on ballast bed 22, adopt motor drive, it is more laborsaving, make and remove frame 1 and remove convenient and fast more.

More preferably, the moving mechanism 4 further comprises a braking device, the braking device comprises two annular friction plates 45, one annular friction plate 45 is mounted on the first roller rotating shaft 43, the other annular friction plate 45 is mounted on the first roller mounting plate 421 away from one side of the roller motor 44, and in a parking or power-off condition, a spring in the roller motor 44 is pressed tightly, so that the two annular friction plates 45 are in contact with each other to realize braking; when the power is on, the two annular friction plates 45 are separated from each other, so that the first roller 41 can normally run.

Preferably, in this embodiment, moving mechanism 4 includes four automatic roller mechanisms, and moving frame 1 is rectangular frame, and is equipped with the gyro wheel connecting foot 16 that downwardly extending set up below four apex angles of moving frame 1, and automatic roller mechanism installs on gyro wheel connecting foot 16, adopts this structure for automatic roller mechanism installs more firmly. In addition, the moving mechanism 4 is arranged below four vertex angle supporting points of the moving rack 1, so that the stress of each automatic roller mechanism is more uniform, and the moving rack 1 is more stable and balanced when moving.

Preferably, four guiding mechanisms 5 for guiding the moving frame 1 are further disposed on two sides of the moving frame 1, wherein two guiding mechanisms 5 are disposed on the third frame rod 13, and the other two guiding mechanisms 5 are disposed on the fourth frame rod 14. The guide mechanism 5 includes a guide mounting frame 51 rotatably coupled to the moving frame 1 and a guide roller 52 horizontally disposed and rotatably coupled to a lower end of the guide mounting frame 51. By adopting the structure, in the moving process of the moving rack 1 along the track bed 22, the guide rollers 52 are attached to and roll with the side wall of the track bed 22, so that the moving rack 1 is guided, the moving rack 1 is moved more stably and smoothly, the moving rack 1 can be limited to transversely move in the left-right direction, and the moving rack 1 is prevented from falling off the track bed 22.

Preferably, the guide mounting frame 51 includes a guide bottom plate 511 and two guide side plates 512, and the guide bottom plate 511 is vertically connected to the lower ends of the two guide side plates 512; the guide roller 52 and the guide base plate 511 are disposed parallel to each other and the guide roller 52 is rotatably coupled to the guide base plate 511.

Preferably, the guide mounting bracket 51 further includes a second roller mounting seat 53 and a second roller rotating shaft 54 which are arranged on the guide base plate 511, the second roller mounting seat 53 has a second roller mounting plate 531 which is arranged in parallel with the guide base plate 511, the second roller mounting plate 531 is provided with a second roller rotating shaft connecting hole 532, two ends of the second roller rotating shaft 54 extend into the second roller rotating shaft connecting hole 532 for rotational connection, and the guide roller 52 is sleeved on the second roller rotating shaft 54 and arranged between the two second roller mounting plates 531. By adopting the structure, the guide roller 52 is more convenient to disassemble and assemble and is convenient to maintain.

Preferably, the guide mounting frame 51 further comprises an adapter plate 513 and a connecting plate 514, the adapter plate 513 is vertically arranged and is fixedly connected with the side of the movable rack 1, a first through hole is formed in the adapter plate 513, a switching shaft 515 is arranged in the first through hole, the connecting plate 514 is parallel to the adapter plate 513, the upper ends of the two guide side plates 512 of the connecting plate 514 are vertically connected, a second through hole is formed in the connecting plate 514, and the second through hole is matched with the switching shaft 515 to be rotatably connected. A first fixing lug 171 is further arranged below the side edge of the movable frame 1, a second fixing lug 172 is arranged on the guide side plate 512, the first fixing lug 171 is parallel to the second fixing lug 172, and fixing holes 173 correspondingly arranged on the first fixing lug 171 and the second fixing lug 172 are arranged on the first fixing lug 171. When the moving frame 1 needs to be separated from the track bed 22, the guide mechanism 5 needs to be retracted, the guide mounting frame 51 may be rotated upward around the rotation shaft 515, the guide mounting frame 51 is adjacent to the moving frame 1, and the second fixing lug 172 is adjacent to the first fixing lug 171, and then fixing pins are inserted into the fixing holes 173 of the first fixing lug 171 and the second fixing lug 172, thereby fixing the retracted guide mounting frame 51. By adopting the structure, the guide mechanism 5 can be folded more conveniently and rapidly.

Preferably, the guide mounting bracket 51 further includes a fixing plate 516, the fixing plate 516 is connected between the two guide side plates 512, and the upper end of the fixing plate 516 is connected to the connecting plate 514 and the lower end abuts against the outer side of the upper surface of the second roller mounting seat 53. By adopting the structure, the fixing plate 516 has a propping effect on the second roller mounting seat 53, so that the second roller mounting seat 53 is more firmly mounted, and the second roller mounting seat 53 can be effectively prevented from being overturned in the guide bottom plate 511.

Preferably, the guide mechanism 5 further includes a side abutting device, the side abutting device includes an abutting mounting seat 55, an abutting pressing plate 56 and an abutting driving device 57 for driving the abutting pressing plate 56 to move horizontally, the abutting mounting seat 55 is connected to the guide side plate 512, the abutting driving device 57 is horizontally arranged on the abutting mounting seat 55, the abutting pressing plate 56 is vertically arranged, the abutting pressing plate 56 is arranged in parallel with the side wall of the track bed 22, so that the abutting pressing plate 56 is parallel to the side wall of the track bed 22, and a power output end of the abutting driving device 57 is connected to the abutting pressing plate 56. By adopting the structure, after the alignment of the movable frame 1 is finished, the abutting driving device 57 drives the abutting pressing plate 56 to abut against and attach to two sides of the track bed 22, so that the movable frame 1 is fixed, the movable frame 1 of the machining mechanism 2 is prevented from moving and deviating in the milling process, and the machining precision of the machining mechanism 2 is enhanced.

Preferably, the abutting driving device 57 is a hydraulic cylinder, and the hydraulic cylinders are communicated with each other, so that the oil cylinder system can be balanced, the hydraulic cylinders can apply similar force at the same time, and the system stability is improved.

After the structure of the oil adding device is adopted, the utility model discloses moving mechanism 4 has and adjust mechanism 3 well, 4 drives of moving mechanism and removes frame 1 and remove to the sleeper top of treating processing, at the removal in-process, guiding mechanism 5 removes the direction to moving frame 1. The aligning mechanism 3 is provided with two sets of front and back corresponding aligning clamping jaw sets, each set of aligning clamping jaw set is provided with two aligning clamping jaws 31 arranged side by side, and two aligning clamping jaws 41 in the same set of aligning clamping jaw sets are respectively fixed with two sleepers 21 on the same row on the track in a clamping way, so that the front and back directions of the movable rack 1 are adjusted to be parallel to the extending direction of the track. Then the four jacking driving devices 33 jack up the movable frame 1 respectively to adjust the movable frame 1 to be parallel to the reference horizontal plane, and then the abutting driving device 57 drives the abutting pressing plate 56 to abut against the side wall of the track bed 22, so that the movable frame 1 is fixed on the track bed.

Compared with the prior art, this neotype beneficial effect lies in:

one of which, the utility model discloses a front and back two sets of clamping jaw group of adjusting well respectively with the track on two rows of front and back adjust sleeper 21 cooperations of adjusting well to the orientation is adjusted well around moving frame 1, and the orientation is parallel with orbital extending direction as far as possible around making moving frame 1, and the convenient profile surface that moves the milling and grinding equipment of 1 fore-and-aft direction walking of frame 1 and sleeper of moving carries out the tool setting and the front and back feed milling and grinding, and has strengthened the precision of milling and grinding.

Two, the utility model discloses be equipped with moving mechanism 4, moving mechanism 4 is equipped with the first gyro wheel 41 of multiunit, and the drive of first gyro wheel 41 accessible gyro wheel motor 44 is rotated, drives and removes frame 1 and slide on ballast bed 22, makes the utility model discloses labour saving and time saving more during the removal.

Thirdly, the utility model is also provided with the guide mechanisms 5 at the two sides of the movable frame 1, the guide mechanisms 5 are provided with the guide rollers 52 which roll in cooperation with the side wall of the track bed, so that the movable frame 1 is more stable in the moving process, and the movable frame 1 is prevented from falling off the track bed 22; in addition, the guide mechanism is also provided with a propping pressing plate 56, and after the alignment of the movable rack 1 is finished, the propping pressing plate 56 props against the side walls on the two sides of the track bed 22, so that the movable rack 1 is fixed, the movable rack 1 of the milling and grinding equipment is prevented from moving and deviating in the milling and grinding process, and the processing precision of the processing mechanism is improved.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims (21)

1. The bearing movable rack for milling and grinding the sleepers comprises a movable rack and is characterized in that the movable rack is provided with a centering mechanism matched with the sleepers, a moving mechanism driving the movable rack to move along a track bed and a guide mechanism guiding the movable rack when the movable rack moves.

2. The bearing movable machine frame for milling and grinding sleepers as claimed in claim 1, wherein the aligning mechanism comprises a plurality of aligning clamping jaw sets correspondingly arranged along the front and rear directions of the movable machine frame, each aligning clamping jaw set comprises two aligning clamping jaws symmetrically arranged on the left side and the right side of the movable machine frame, and the aligning clamping jaws are connected with the sleepers in a matched mode.

3. A load-bearing mobile carriage for milling sleepers according to claim 2, wherein said alignment mechanism comprises two sets of alignment jaws, said mobile carriage comprising a first carriage bar disposed at the front end of the mobile carriage and a second carriage bar disposed at the rear end of the mobile carriage, said first and second carriage bars being respectively connected to one set of alignment jaws.

4. The bearing movable rack for milling and grinding sleepers as claimed in claim 2, wherein the aligning clamping jaw comprises a die head and a jacking driving device, the jacking driving device is arranged on the movable rack, a power output end of the jacking driving device is connected with the die head and drives the die head to vertically lift, a fixing groove is arranged below the die head, and the fixing groove is connected with the sleepers in a matching manner.

5. The bearing movable rack for milling and grinding sleepers as claimed in claim 4, wherein the fixing groove has a first arc-shaped surface and a second arc-shaped surface, the first arc-shaped surface is arranged at one end of the die head close to the inner side of the movable rack, the first arc-shaped surface extends from the outer side of the die head to the middle of the die head and gradually arches upwards, the second arc-shaped surface is arranged at one end of the die head close to the outer side of the movable rack, and the second arc-shaped surface extends from the outer side of the die head to the middle of the die head and gradually arches upwards.

6. The bearing movable machine frame for sleeper milling of claim 5 wherein an end of the lower portion of the die head adjacent to the inside of the movable machine frame is provided with a horizontal abutment surface, the horizontal abutment surface being connected to the first arcuate surface.

7. The bearing movable machine frame for sleeper milling processing as claimed in claim 4, wherein the power output end of the jacking driving device is rotatably connected with the die head.

8. The bearing movable rack for milling and grinding sleepers as claimed in claim 7, wherein the aligning clamping jaw further comprises a die head rotating shaft and an adapter, the upper end of the adapter is connected with the power output end of the jacking driving device, the lower end of the adapter is provided with a through hole, and the die head rotating shaft is arranged in the through hole in a penetrating manner and is rotatably connected with the adapter; the upper surface of die head is equipped with the mounting groove, be equipped with the connecting hole that runs through the die head setting on the lateral wall of the left and right sides of die head mounting groove, the both ends of axis of rotation are connected with the connecting hole rotation respectively.

9. The bearing movable rack for milling and grinding sleepers as claimed in claim 8, wherein the die head further comprises a die head fixing block which is connected in the mounting groove in an embedded mode, the lower surface of the die head fixing block is provided with an upper matching groove for enabling the die head rotating shaft to be matched in an embedded mode and an abdicating hole for enabling the adapter to penetrate through; the tank bottom of mounting groove is equipped with the lower cooperation groove that supplies die head axis of rotation embedding complex to and the groove of stepping down that supplies the adaptor embedding.

10. The bearing movable rack for milling and grinding sleepers as claimed in claim 4, wherein the aligning clamping jaw further comprises a connecting block and a die head guide column, the connecting block is connected below the movable rack, and the connecting block is provided with a first guide through hole which vertically penetrates through the connecting block and second guide through holes which are arranged on the left side and the right side of the first guide through hole and are symmetrically arranged relative to the first guide through hole; the power output end of the jacking driving device penetrates through the first guide through hole, the upper end of the die head guide post extends into the second guide through hole to be connected in a sliding mode, and the lower end of the die head guide post is connected with the die head in a rotating mode.

11. The bearing movable rack for milling and grinding sleepers as claimed in claim 10, wherein the jacking driving device comprises a jacking servo motor, a jacking screw rod and a jacking screw nut, an output shaft of the jacking servo motor is connected with the jacking screw rod, and the jacking screw nut is inserted into the first guide through hole.

12. A load-bearing mobile carriage for milling sleepers as claimed in claim 1, the moving mechanism comprises a plurality of automatic roller mechanisms, the automatic roller mechanisms comprise first rollers, first roller mounting seats, first roller rotating shafts and roller motors, the first roller mounting seat is arranged below the movable frame and is provided with two first roller mounting plates which are arranged vertically and correspondingly from left to right, the first roller mounting plate is provided with a first roller rotating shaft connecting hole, two ends of the first roller rotating shaft extend into the first roller rotating shaft connecting hole for rotary connection, the first roller is sleeved on the first roller rotating shaft and arranged between the two first roller mounting plates, the roller motor is arranged on the first roller mounting plate, and the power output end of the roller motor is connected with the first roller rotating shaft.

13. The bearing movable machine frame for sleeper milling processing as claimed in claim 12, wherein the movable mechanism comprises four automatic roller mechanisms, the movable machine frame is a rectangular frame, roller connecting feet extending downwards are arranged below four top corners of the movable machine frame, and the automatic roller mechanisms are mounted on the roller connecting feet.

14. A load-bearing mobile frame for sleeper milling as defined in claim 1 wherein said guide mechanism includes a guide mounting frame pivotally connected to the frame and a guide roller horizontally disposed and pivotally connected to a lower end of the guide mounting frame.

15. The bearing mobile frame for sleeper milling as claimed in claim 14 wherein said guide mounting bracket includes a guide bottom plate and two guide side plates, and said guide bottom plate is vertically connected to lower ends of the two guide side plates; the guide rollers and the guide bottom plate are arranged in parallel and are rotatably connected.

16. The bearing movable rack for milling and grinding sleepers as claimed in claim 15, wherein the guide mounting frame further comprises a second roller mounting seat and a second roller rotating shaft which are arranged on the guide base plate, the second roller mounting seat is provided with a second roller mounting plate which is arranged in parallel with the guide base plate, the second roller mounting plate is provided with a second roller rotating shaft connecting hole, two ends of the second roller rotating shaft extend into the second roller rotating shaft connecting hole for rotary connection, and the guide roller is sleeved on the second roller rotating shaft and arranged between the two second roller mounting plates.

17. The bearing movable rack for milling and grinding sleepers as claimed in claim 16, wherein the guide mounting rack further comprises an adapter plate and a connecting plate, the adapter plate is fixedly connected with the movable rack, a first through hole is formed in the adapter plate, a through shaft is arranged in the first through hole, the connecting plate is arranged above the guide mounting rack, a second through hole is formed in the connecting plate, and the second through hole is matched with the through shaft for rotation.

18. The bearing movable rack for milling and grinding sleepers as claimed in claim 17, wherein a first fixing lug is arranged below the movable rack, a second fixing lug is arranged on the guide side plate, the first fixing lug and the second fixing lug are arranged in parallel, and fixing holes are correspondingly arranged on the first fixing lug and the second fixing lug.

19. A load bearing mobile carriage for milling sleepers as claimed in claim 17, wherein the guide mounting further comprises a fixed plate connected between the two guide side plates, and the fixed plate is connected at its upper end to the connecting plate and at its lower end to the upper surface of the second roller mounting block.

20. The bearing movable rack for milling and grinding sleepers as claimed in claim 15, wherein the guide mechanism further comprises a side abutting device, the side abutting device comprises an abutting mounting seat, an abutting pressing plate and an abutting driving device for driving the abutting pressing plate to move horizontally, the abutting mounting seat is connected to the guide side plate, the abutting driving device is horizontally arranged on the abutting mounting seat, the abutting pressing plate is vertically arranged and is perpendicular to the guide side plate, and a power output end of the abutting driving device is connected with the abutting pressing plate.

21. A load-bearing mobile carriage for milling sleepers as claimed in claim 20, in which said abutting actuating means are hydraulic cylinders.

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