CN115837476A - Non-falling wheel turning lathe device with continuous processing capacity for high-speed motor train unit - Google Patents
Non-falling wheel turning lathe device with continuous processing capacity for high-speed motor train unit Download PDFInfo
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- CN115837476A CN115837476A CN202211524990.XA CN202211524990A CN115837476A CN 115837476 A CN115837476 A CN 115837476A CN 202211524990 A CN202211524990 A CN 202211524990A CN 115837476 A CN115837476 A CN 115837476A
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- 238000007514 turning Methods 0.000 title claims abstract description 56
- 238000012545 processing Methods 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000007790 scraping Methods 0.000 claims abstract description 26
- 238000003754 machining Methods 0.000 claims abstract description 11
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 239000002699 waste material Substances 0.000 claims description 83
- 230000008093 supporting effect Effects 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 229920002457 flexible plastic Polymers 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000003137 locomotive effect Effects 0.000 abstract description 3
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- 238000011160 research Methods 0.000 description 6
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- 241001233242 Lontra Species 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009194 climbing Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 241000271559 Dromaiidae Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 229920001778 nylon Polymers 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a non-wheel-falling lathe turning device for a high-speed motor train unit with continuous processing capacity, which belongs to the technical field of locomotive maintenance equipment and comprises a base, wherein machine bases are fixedly connected to two sides of the base, slide rails are fixedly arranged on two sides of the top of the machine base, two opposite turning units are fixedly arranged on the top of the base, the turning units are positioned between the slide rails on the two sides, and a force-increasing limiting mechanism for bearing motor train units is fixedly arranged in an inner cavity of the machine base. According to the motor train unit wheel machining device, the exhaust pipe is pumped through the fan to perform negative pressure air exhaust in the scrap bearing screen plate and the heat dissipation suction screen plate, the scraps can be separated through the gaps of meshes of the scrap bearing screen plate, the scraps fall into the bearing hopper and the scrap box, machining scraps are prevented from remaining on the surface of the friction wheel to scrape the smooth surface of the friction wheel through automatic scraping of the friction wheel, the scrap processing capacity in motor train unit wheel machining is improved, the continuous machining processing capacity of multiple motor train unit wheels is improved, and the use requirement is met.
Description
Technical Field
The invention belongs to the technical field of locomotive maintenance equipment, and particularly relates to a non-falling wheel lathe device for a high-speed motor train unit with continuous processing capacity.
Background
The motor train unit is one of modern trains and comprises a plurality of powered vehicles (motor trains) and unpowered vehicles (trailers), wherein the trains operate in a fixed marshalling mode within the normal service life, after the motor train unit operates for a long time, wheel flange treads in contact with steel rails are abraded and deformed, the size of the wheel flange treads needs to be turned and recovered, and the non-falling wheel lathe is special equipment for machining wheel pairs of the vehicles and is mainly used for performing cutting machining and repairing on the wheel treads and the wheel flanges of damaged wheels under the conditions that the motor train unit is not disassembled and disassembled.
In order to meet the requirement of motor train unit maintenance, characteristic non-drop wheel turning lathes are developed successively in developed foreign countries. Mainly, the German Hegenscheidt company, the Spain Danobart company and the French SCULFORT company have numerical control non-wheel-falling machine tools. The non-drop wheel lathe designed by most manufacturers works on the same principle, but the non-drop wheel lathe produced by SAFOP corporation in italy has the first-in-the-world quality in terms of the comprehensive capabilities of the machine tool design in terms of technical reasonability, equipment quality, precision requirements and the like, and represents the development direction of the current world rail vehicle maintenance technology. Most of the domestic turning lathe without turning wheels is purchased with imported equipment, high purchase cost and untimely after-sale service. A small number of domestic companies for developing the technology of the turning machine of the non-falling wheel also have the problems of unstable technology, insufficient production and manufacturing capability, low processing precision and the like. Therefore, the research on the localization technology of the turning machine without turning wheels and the realization of localization production are urgent needs for the construction of rail traffic.
In order to adapt to the new trend of renovation of high-speed train maintenance and guarantee of absolute safety of passenger operation, research teams of the inventor have borne a plurality of problems related to the safety of key parts of the high-speed train in recent years, wherein the national high-speed railway basic research and united fund funding project, namely research on vibration behavior, vibration failure and vibration evaluation of the high-speed train (U1234208) and the national science funding project of Sichuan province, namely research on-line diagnosis method of wheel set bearing failure of the high-speed train of 400km/h under non-circular disturbance of wheels (2022 NSFSC 0400), are two problems mainly participated by the inventor. Based on the research content of the mechanism and the solution of the non-circular disturbance of the high-speed train wheels in the subject, the team of the inventor plans to innovate after digestion and absorption, and develops the novel numerical control non-drop wheel turning lathe meeting the wheel set turning requirement of the high-speed train unit in China. The invention provides a non-wheel-falling lathe device for a high-speed motor train unit with continuous processing capability based on the background.
Chinese patent application No.: CN109986136a discloses a novel turning lathe for turning wheels without dropping off a locomotive, which comprises a fixed seat fixedly arranged on the ground outside a rail, wherein the fixed seat is provided with a movable seat, the movable seat is fixedly provided with two positioning support arms, the end parts of the two positioning support arms are provided with positioning idler wheels, and a jacking force application device is arranged between the movable seat and the fixed seat; the movable seat is provided with a wheel jacking device, the movable seat is provided with a turning tool through a turning feeding device, and the jacking device, the wheel jacking device and the turning feeding device are connected with a turning control cabinet. The wheel inboard can be stretched to two location support arms of this scheme, lean on force applying device through the top can make the location lean on the wheel to lean on the medial surface at the wheel, the location is quick, realize fixing of sliding seat through wheel jacking device, the work of turning one's hair and repairing can be carried out smoothly, but when in actual use, because the motor car wheel wearing and tearing condition is different, the friction drive wheel of single size influences the drive effect because of frictional force is not enough when laminating with the cotton of lun, and then precision descends when leading to the grinding, can not be fine satisfy processing and use needs, therefore, there is certain modified space.
Disclosure of Invention
The invention aims to: the non-falling wheel lathe device for the high-speed motor train unit with the continuous processing capability is provided for solving the problems that the friction driving wheel with a single size is easy to influence the driving effect due to insufficient friction when being attached to nylon cotton, and further the precision is reduced during grinding, and the wheel abrasion conditions of the motor train unit are different.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-speed EMUs of continuous processing ability formula are with not falling wheel lathe turning lathe device has, the on-line screen storage device comprises a base, the equal fixedly connected with frame in base both sides, the equal fixed mounting in frame top both sides has the slide rail, base top fixed mounting has two turning machine sets that set up relatively, turning machine set is located between the slide rail of both sides, frame inner chamber fixed mounting has the reinforcement stop gear who accepts the motor car wheelset, reinforcement stop gear one side fixed mounting has climbing mechanism, climbing mechanism top fixed mounting has the wheel body fixing base, the equal fixed mounting in wheel body fixing base rear side both ends has adjusting mechanism, adjusting mechanism one side fixed mounting has the friction pulley that is used for accepting the motor car wheelset, friction pulley sliding connection is in the spout of seting up on one side of wheel body fixing base for adjust the friction pulley both sides interval, and both sides friction pulley is located reinforcement stop gear bottom both sides, turning machine set is located between the both sides friction pulley and is used for turning the motor car wheelset, wheel body one side middle part fixed mounting has sweeps collection mechanism, and sweeps collection mechanism is located the middle part position between the both sides friction pulley.
As a further description of the above technical solution:
the boosting limiting mechanism comprises a down-pressing hydraulic cylinder which is fixedly installed in an inner cavity of the engine base, the boosting hydraulic cylinder is fixedly installed at a piston part at the top of the down-pressing hydraulic cylinder, one end of the piston part of the boosting hydraulic cylinder is fixedly connected with an axle box supporting sleeve, and a plurality of limiting wheels for limiting are connected in an inner cavity of the axle box supporting sleeve in a sliding manner and used for limiting an axle box outside the wheel set of the bullet train in a guiding and positioning manner.
As a further description of the above technical solution:
axle box supports a plurality of supporting seats of cover lateral wall fixedly connected with, supporting seat and axle box support cover outer wall are opened to run through and have been seted up the slide opening, and sliding connection has the slide bar in the slide opening, slide bar top fixedly connected with rank dress bulge, slide bar other end fixedly connected with is spacing round, and spacing round is located axle box support cover inner chamber one side, slide bar lateral wall cover is equipped with first spring, first spring both ends respectively with support the cover in the axle box outside and support seat inner chamber one side laminating mutually.
As a further description of the above technical solution:
the sweeps collects the mechanism and includes that the sweeps strikes off seat and sweeps case, the sweeps strikes off the seat cover and establishes in friction pulley outside bottom, the sweeps strikes off seat cross sectional shape and is convex, and the sweeps strikes off a rear side and passes through slider sliding connection in wheel body fixing base one side spout, the sweeps roof portion is through keeping off board fixed connection in wheel body fixing base bottom, there is the bearing hopper sweeps roof portion through buckle demountable installation, the bearing hopper both sides all strike off seat inner chamber bottom opening through chip groove and sweeps and are linked together, sweeps case rear side intercommunication has the exhaust tube, and the exhaust tube other end passes in axle box support cover and intercommunication has the fan, and fan fixed mounting is in axle box support cover rear side.
As a further description of the above technical solution:
the sweeps strikes off seat bottom fixedly connected with and scrapes the strip, and scrapes the strip and be flexible plastic strip, chip groove cross sectional shape is the U-shaped, and chip groove inner chamber fixedly connected with guide board, and guide board and chip groove inner chamber lateral wall are slope contained angle.
As a further description of the above technical solution:
the utility model discloses a waste collection box, including sweeps case, suction box, otter and suction pipe, the sweeps case is equipped with the suction box on one side of the sweeps case inner chamber, the otter is established to suction box inner chamber inlays and is accepted the otter board, the shape of a cross section of the otter board is accepted to the sweeps, suction box one side is linked together with the exhaust tube for bear the filtration to the sweeps in the extraction air current, it is the toper to hold and connect fill shape of a cross section.
As a further description of the above technical solution:
the middle part of the exhaust pipe is integrally connected with a three-way pipe, the other end of the three-way pipe is communicated with a heat dissipation and suction screen plate, and the heat dissipation and suction screen plate is embedded in one side of the wheel body fixing seat.
As a further description of the above technical solution:
the jacking mechanism comprises a jacking hydraulic cylinder, the jacking hydraulic cylinder is fixedly connected to one side of the machine base, a jacking frame is fixedly connected to the top of a piston rod of the jacking hydraulic cylinder, the cross section of the jacking frame is U-shaped, and two sides of the top of the jacking frame are fixedly connected to one side of the bottom of the wheel body fixing seat.
As a further description of the above technical solution:
adjustment mechanism is including adjusting electric putter, it has the mount pad to adjust electric putter rear side fixed mounting, mount pad fixed mounting is at wheel body fixing base top, adjust electric putter pars contractilis one end fixedly connected with bearing frame, the bearing frame cover is established in the friction pulley rear side axis body outside, friction pulley axis body rear side fixed mounting has driving motor, the driving motor bottom is through connecting plate fixed connection in bearing frame one side.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, after the motor train unit slides into the bases on two sides through the sliding rails on two sides, the rotating wheel can be turned with the tool on the front side of the turning unit, the surface damage of the wheel to be machined is polished, the turned waste can be separated from the wheel through the contact between the friction wheel on the other side and the turning surface, at the moment, the waste can be scraped into a chip removal groove on one side through a scraping strip inside the waste scraping seat, the contacted waste can fall into a waste box on the bottom, the suction tube is drawn through the work of the fan to perform negative pressure air suction into the waste bearing screen plate and the heat dissipation suction screen plate, the waste can be blocked through the gap of the waste bearing screen plate, so that the waste falls into the bearing hopper and the waste box, the smooth surface scraping friction wheel surface of the machining waste friction wheel is avoided through automatic scraping of the friction wheel, the waste treatment capacity on the motor train unit machining wheels is improved, the continuous machining treatment capacity on multiple groups of motor train units is improved, and the use requirements are met.
2. According to the invention, through the designed boosting limiting mechanism, when the motor train unit moves to a position between the machine bases, the boosting hydraulic cylinders on two sides work to enable the front end telescopic parts to extend to drive the axle box supporting sleeve to be sleeved with an axle box outside the vehicle, when the axle box supporting sleeve moves in, the inner side limiting wheels can be in full contact with the outer wall of the axle box on one side of the vehicle, the limiting wheels can be stressed to drive the sliding rod to move to pull the external first spring, the first spring can ensure the limiting supporting effect on the outside of the wheel axle box by utilizing self-pulling force, the nesting adaptability to the special-shaped surface outside the wheel axle box is adapted, the uniformity of force application during pressing is improved, the full contact capability of the axle box and wheels with bottom side friction force is realized by the pressing force application of the pressing hydraulic cylinder, and the stability during turning processing is improved.
3. According to the invention, through the designed jacking mechanism, the piston rod at the working top of the jacking hydraulic cylinder can extend to drive the wheel body fixing seat to move upwards, the wheel body fixing seat can move to drive the friction wheels connected at two sides to move to fully contact with the bottom side of the bullet train wheel body, and the bearing seat at one side can be pulled to move through the working extension or shortening of the electric push rods at two sides, and can move in the sliding groove at one side of the wheel body fixing seat, so that the relative distance between the friction wheels at two sides can be adjusted, the contact radian of the wheel body can be adapted, and the adaptability to wheel bodies with different wearing degrees and models can be improved.
Drawings
FIG. 1 is a schematic overall structural view of a non-wheel-drop lathe device for a high-speed motor train unit with continuous processing capability according to the present invention;
FIG. 2 is an enlarged schematic structural view of part A of the non-wheel-turning lathe device for the high-speed motor train unit with continuous processing capability provided by the invention;
FIG. 3 is an enlarged schematic structural view of a part B of the non-wheel-drop lathe device for the high-speed motor train unit with continuous processing capability provided by the invention;
FIG. 4 is a schematic view of an exploded structure of the non-wheel-drop lathe device for the high-speed motor train unit with continuous processing capability according to the present invention;
FIG. 5 is a schematic diagram of a transverse structure of the non-wheel-dropping lathe device for the high-speed motor train unit with continuous processing capability provided by the invention;
FIG. 6 is an enlarged schematic structural view of a portion C of the non-wheel-drop lathe device for the high-speed motor train unit with continuous processing capability according to the present invention;
FIG. 7 is a schematic side view of the non-wheel-drop lathe device for the high-speed motor train unit with continuous processing capability according to the present invention;
FIG. 8 is a schematic top view of the turning lathe device for a high-speed motor train unit with continuous processing capability according to the present invention;
fig. 9 is an enlarged schematic structural view of a portion D of the non-wheel-drop lathe device for a high-speed motor train unit with continuous processing capability according to the present invention;
fig. 10 is another schematic angle structure diagram of the non-wheel-turning lathe device for high-speed motor train units with continuous processing capability according to the present invention.
Illustration of the drawings:
1. a base; 2. a machine base; 3. turning the machine set; 4. a force-increasing limiting mechanism; 401. pressing down the hydraulic cylinder; 402. a force-increasing hydraulic cylinder; 403. an axle box support sleeve; 404. a supporting seat; 405. a slide bar; 406. a first spring; 407. a limiting wheel; 5. a jacking mechanism; 501. a jacking frame; 502. a jacking hydraulic cylinder; 6. a scrap collecting mechanism; 601. a scrap scraping seat; 602. a chip groove; 603. a guide plate; 604. a receiving hopper; 605. a scrap box; 606. the scrap receiving net plate; 607. a blocking plate; 608. a heat dissipation suction screen plate; 609. a dust extraction box; 610. a three-way pipe; 611. an exhaust pipe; 612. a fan; 7. a friction wheel; 8. a wheel body fixing seat; 9. an adjustment mechanism; 901. adjusting the electric push rod; 902. a mounting seat; 903. a bearing seat; 904. a drive motor; 10. a slide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3 and fig. 7-9, the present invention provides a technical solution: the non-falling wheel lathe device for the high-speed motor train unit with continuous processing capacity comprises a base 1, machine bases 2 are fixedly connected to two sides of the base 1, sliding rails 10 are fixedly mounted on two sides of the top of the machine bases 2, two opposite turning units 3 are fixedly mounted on the top of the base 1, the turning units 3 are located between the sliding rails 10 on the two sides, a boosting limiting mechanism 4 for bearing the motor train unit is fixedly mounted in an inner cavity of the machine base 2, a jacking mechanism 5 is fixedly mounted on one side of the boosting limiting mechanism 4, a wheel body fixing seat 8 is fixedly mounted on the top of the jacking mechanism 5, adjusting mechanisms 9 are fixedly mounted at two ends of the rear side of the wheel body fixing seat 8, a friction wheel 7 for bearing the motor train unit is fixedly mounted on one side of the adjusting mechanisms 9, the friction wheel 7 is connected in a sliding groove formed in one side of the wheel body fixing seat 8 in a sliding mode and used for adjusting the distance between two sides of the friction wheel 7, and the friction wheels 7 on two sides are located on two sides of the bottom of the boosting limiting mechanism 4, the turning machine set 3 is positioned between the friction wheels 7 on the two sides and used for turning the wheel set of the turning machine, the middle part of one side of the wheel body fixing seat 8 is fixedly provided with a waste collecting mechanism 6, the waste collecting mechanism is positioned at the middle part between the friction wheels 7 on the two sides, the waste collecting mechanism 6 comprises a waste scraping seat 601 and a waste box 605, the waste scraping seat 601 is sleeved at the bottom of the outer side of the friction wheel 7, the cross section of the waste scraping seat 601 is arc-shaped, the rear side of the waste scraping seat 601 is slidably connected in a sliding groove at one side of the wheel body fixing seat 8 through a sliding block, the top of the waste box 605 is fixedly connected at the bottom of the wheel body fixing seat 8 through a blocking plate 607, the top of the waste box 605 is detachably provided with a receiving bucket 604 through a buckle, the two sides of the receiving bucket 604 are both communicated with an opening at the bottom of an inner cavity of the waste scraping seat 601 through a chip discharge groove 602, and the rear side of the waste box 605 is communicated with an exhaust tube 611, the other end of the suction pipe 611 penetrates through the axle box support sleeve 403 and is communicated with a fan 612, the fan 612 is fixedly installed on the rear side of the axle box support sleeve 403, scraping strips are fixedly connected to the bottom of the waste scrap scraping seat 601 and are flexible plastic strips, the cross section of the waste scrap groove 602 is U-shaped, a guide plate 603 is fixedly connected to the inner cavity of the waste scrap groove 602, through the designed guide plate 603, the guide plate 603 which is obliquely arranged can conveniently improve the waste scrap guide effect, the guide plate 603 and the side wall of the inner cavity of the waste scrap groove 602 form an inclined included angle, a dust suction box 609 is embedded in one side of the inner cavity of the waste scrap box 605, a waste scrap receiving screen plate 606 is embedded in the inner cavity of the dust suction box 609, the waste receiving screen plate 606 can filter suction air flow, waste scraps are prevented from entering the rear side fan 612, the cross section of the waste receiving screen plate 606 is arc-shaped, one side of the dust suction box 609 is communicated with the suction pipe 611 and is used for bearing and filtering waste scraps in the suction air flow, the cross section of the receiving hopper 604 is conical, the middle of the suction pipe 611 is integrally connected with a three-way pipe 610, the other end of which is communicated with a heat dissipation screen plate 608, and the suction base 8 is embedded in one side of the suction pipe 608.
The implementation mode is specifically as follows: when repairing the wheel, after the motor-vehicle set slides into the space between the two bases 2 through the sliding rails 10 on the two sides, the friction wheel 7 can fully support the bottom side of the wheel to be machined, the turning unit 3 can extend through the tool at the front end and fully contact with the wheel to be machined at the bottom between the friction wheels 7 on the two sides, at this time, the output shaft of the driving motor 904 on the rear side of the friction wheel 7 can rotate to drive the friction wheel 7 to rotate, the friction wheel 7 can rotate to drive the wheel to be machined to rotate through friction force, the rotating wheel can be turned with the tool at the front side of the turning unit 3 to polish the surface damage of the wheel to be machined, the turning waste can be separated from the wheel through the contact between the friction wheel 7 on the other side and the turning surface, at this time, the waste can be scraped into the chip discharge groove 602 on one side through the scraping bars inside the waste scraping seat 601, and passes through the designed U-shaped chip discharge groove 602, the waste scraps in the scrap discharge groove 602 can be prevented from falling out of the waste scraps during blanking, the waste scraps in the scrap discharge groove 602 can fall into the receiving hopper 604 and contact with the inner side wall of the waste scrap receiving screen 606 on one side, the contacted waste scraps can fall into the bottom waste scrap box 605, meanwhile, during turning, the air suction pipe 611 can be pumped through the work of the fan 612, the air suction pipe 611 can synchronously perform negative pressure air suction in the waste scrap bearing screen plate and the heat dissipation suction screen plate 608 through the three-way pipe 610, the meshes of the waste scrap receiving screen plate 606 enable air to overflow, meanwhile, the waste scraps can be separated through the gaps of the meshes of the waste scrap receiving screen plate 606, the waste scraps are enabled to fall into the receiving hopper 604 and the waste scrap box 605, so that the processing waste scraps can be prevented from remaining on the surface of the friction wheel 7 to scratch the smooth surface of the friction wheel 7 through automatic scraping of the friction wheel 7, the waste scraps processing capacity during the processing of the wheels of the motor train unit is improved, and the continuous processing capacity of multiple sets of the wheels of the motor train unit is improved, the use requirements are met;
referring to fig. 1-2 and fig. 10, the reinforcement limiting mechanism 4 includes a down-pressure hydraulic cylinder 401, the down-pressure hydraulic cylinder 401 is fixedly installed in an inner cavity of the base 2, a reinforcement hydraulic cylinder 402 is fixedly installed on a piston portion of a top of the down-pressure hydraulic cylinder 401, an axle box support sleeve 403 is fixedly connected to one end of the piston portion of the reinforcement hydraulic cylinder 402, a plurality of limiting wheels 407 for limiting are slidably connected to an inner cavity of the axle box support sleeve 403 for guiding and positioning to limit an outer axle box of the railcar axle box, a plurality of support seats 404 are fixedly connected to an outer side wall of the axle box support sleeve 403, a sliding hole is formed through the outer walls of the support seats 404 and the axle box support sleeve 403, a sliding rod 405 is slidably connected in the sliding hole, a stepped protrusion is fixedly connected to a top end of the sliding rod 405, a limiting wheel 407 is fixedly connected to the other end of the sliding rod 405, the limiting wheel 407 is located on one side of the inner cavity of the axle box support sleeve 403, a first spring 406 is sleeved on an outer side of the sliding rod 405, and two ends of the first spring 406 are respectively attached to one side of the outer wall of the inner cavity of the support sleeve 403 and one side of the support seat 404.
The implementation mode is specifically as follows: through the designed boosting limiting mechanism 4, when the motor train unit moves to a position between the base 2, the boosting hydraulic cylinders 402 on two sides work to enable the front end telescopic parts to extend to drive the axle box supporting sleeve 403 to be sleeved with an outer axle box of a vehicle, meanwhile, when the axle box supporting sleeve 403 moves in, the inner side limiting wheel 407 can be in full contact with the outer wall of the axle box on one side of the vehicle, meanwhile, the limiting wheel 407 can be stressed to drive the sliding rod 405 to move, the sliding rod 405 can move to pull the outer first spring 406, the first spring 406 can guarantee the limiting supporting effect on the outer portion of the wheel axle box by utilizing self-pulling force, the nesting adaptability to the special-shaped surface on the outer portion of the wheel axle box is adapted, the uniformity of force application during pressing is improved, after the axle box supporting sleeve 403 is sleeved with the vehicle axle box, the operation of the pressing hydraulic cylinder 401 is shortened to pull the axle box supporting sleeve 403 of the top boosting hydraulic cylinder 402 to move downwards, so that the full contact capability of the friction force between wheels and the bottom side can be realized by the pressing force application of the pressing hydraulic cylinder 401, and the stability during turning processing is improved.
Referring to fig. 5-6, the jacking mechanism 5 includes a jacking cylinder 502, the jacking cylinder 502 is fixedly connected to one side of the base 2, a jacking frame 501 is fixedly connected to the top of a piston rod of the jacking cylinder 502, the cross-sectional shape of the jacking frame 501 is U-shaped, both sides of the top of the jacking frame 501 are fixedly connected to one side of the bottom of the wheel body fixing seat 8, the adjusting mechanism 9 includes an adjusting electric push rod 901, an installation seat 902 is fixedly installed on the rear side of the adjusting electric push rod 901, the installation seat 902 is fixedly installed on the top of the wheel body fixing seat 8, a bearing seat 903 is fixedly connected to one end of a telescopic part of the adjusting electric push rod 901, the bearing seat 903 is sleeved on the outer side of a shaft body of the rear side of the friction wheel 7, a driving motor 904 is fixedly installed on the rear side of the shaft body of the friction wheel 7, and the bottom of the driving motor 904 is fixedly connected to one side of the bearing seat 903 through a connecting plate.
The implementation mode is specifically as follows: through the climbing mechanism 5 of design, jacking pneumatic cylinder 502 work top piston rod extension can drive 8 rebound of wheel body fixing base, 8 removals of wheel body fixing base can drive the friction pulley 7 that both sides are connected and remove abundant and the abundant contact of motor car wheel body bottom side, simultaneously, can be through the work extension of both sides electric putter or shorten pulling one side bearing frame 903 and remove, bearing frame 903 can remove in 8 one side spouts of wheel body fixing base, thereby can adjust the relative interval of both sides friction pulley 7, thereby can be favorable to the contact radian of adaptation wheel body, improve the adaptability to different wearing degrees and model wheel body, and, bearing frame 903 through the design, can improve the stability that friction pulley 7 removed, jacking frame 501 through the design, jacking frame 501 can improve the stability with 8 bottom contacts of wheel body fixing base, guarantee the effect that bottom jacking pneumatic cylinder 502 removed.
The working principle is as follows: when the device is used, after a motor car set slides into the bases 2 at two sides through the slide rails 10 at two sides, the piston rod at the working top of the jacking hydraulic cylinder 502 extends to drive the wheel body fixing seat 8 to move upwards, the wheel body fixing seat 8 moves to drive the friction wheels 7 connected at two sides to move to be fully contacted with the bottom side of the motor car wheel body, the bearing seat 903 at one side is pulled to move through the working extension or shortening of the electric push rods at two sides, the bearing seat 903 moves in the slide groove at one side of the wheel body fixing seat 8, the relative distance between the friction wheels 7 at two sides is adjusted to adapt to the contact radian of the wheel body, and the friction wheels 7 fully support the bottom side of the wheel to be processed;
when the motor train unit moves to a position between the engine bases 2, the boosting hydraulic cylinders 402 on the two sides work to enable the front end telescopic part to extend to drive the axle box support sleeve 403 to be sleeved with an axle box on the outer side of a vehicle, when the axle box support sleeve 403 moves in, the inner side limiting wheel 407 fully contacts with the outer wall of the axle box on one side of the vehicle, the limiting wheel 407 is stressed to drive the sliding rod 405 to move, the sliding rod 405 moves to pull the first spring 406 on the outer part, and the first spring 406 utilizes self-pulling force to ensure the limiting support effect on the outer part of the wheel axle box, so that the vehicle is fully contacted with the friction wheel 7 on the bottom side for limiting;
the turning machine set 3 extends through a cutter at the front end and fully contacts with a wheel to be machined at the bottom between the friction wheels 7 at the two sides, an output shaft of a driving motor 904 at the rear side of the friction wheel 7 rotates to drive the friction wheel 7 to rotate, the friction wheel 7 rotates to drive a wheel to be machined through friction force, the rotating wheel is turned with a cutter at the front side of the turning machine set 3 to polish the surface damage of the wheel to be machined, the turned waste scraps are separated from the wheel through the contact of the friction wheel 7 at the other side and a turning surface, the waste scraps are scraped into a waste groove 602 in one side of the waste groove through a scraping bar inside a waste scrap scraping seat 601 and fall into a bearing bucket 604 and contact with the inner side wall of a waste scrap bearing screen plate 606 at one side, the contacted waste scraps fall into a bottom waste box 605, when the wheel is machined, an air suction exhaust pipe 611 is operated by a fan 612, the exhaust pipe 611 synchronously leads the waste bearing bucket 608 to carry out negative pressure to the waste in a bearing bucket 608 and a mesh opening of the waste bearing screen plate 606, and leads the waste to overflow of the waste screen plate 604 and the waste box to obstruct the waste plate 606.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The non-falling wheel lathe device for the high-speed motor train unit with the continuous machining capacity comprises a base (1), machine bases (2) are fixedly connected to two sides of the base (1), sliding rails (10) are fixedly mounted on two sides of the top of the machine bases (2), and is characterized in that two turning machine sets (3) which are arranged oppositely are fixedly mounted at the top of the base (1), the turning machine sets (3) are located between the sliding rails (10) on two sides, boosting limiting mechanisms (4) for bearing the wheel sets are fixedly mounted in the inner cavity of the machine bases (2), jacking mechanisms (5) are fixedly mounted on one sides of the boosting limiting mechanisms (4), wheel body fixing seats (8) are fixedly mounted at the tops of the jacking mechanisms (5), adjusting mechanisms (9) are fixedly mounted at two ends of the rear sides of the wheel body fixing seats (8), friction wheels (7) for bearing the wheel sets are fixedly mounted on one sides of the turning machine sets, the friction wheels (7) are slidably connected into sliding grooves formed in one sides of the fixing seats (8) and used for adjusting the distance between two sides of the friction wheels (7) and the waste cutting machine sets (6) are mounted in the middle of the turning machine sets (7), and the scrap collector is positioned in the middle between the friction wheels (7) on the two sides.
2. The turning lathe device without wheel dropping for high-speed motor train units with continuous processing capability of claim 1, wherein the boosting limiting mechanism (4) comprises a down-pressing hydraulic cylinder (401), the down-pressing hydraulic cylinder (401) is fixedly installed in the inner cavity of the machine base (2), a piston part at the top of the down-pressing hydraulic cylinder (401) is fixedly installed with a boosting hydraulic cylinder (402), one end of the piston part of the boosting hydraulic cylinder (402) is fixedly connected with a shaft box support sleeve (403), and the inner cavity of the shaft box support sleeve (403) is slidably connected with a plurality of limiting wheels (407) for limiting the outer shaft boxes of the motor train units by guiding and positioning.
3. The turning lathe device without wheel drop for high-speed motor train units with continuous processing capability of claim 2, wherein a plurality of supporting seats (404) are fixedly connected to the outer side wall of the axle box supporting sleeve (403), sliding holes are formed in the outer walls of the supporting seats (404) and the axle box supporting sleeve (403) in a penetrating manner, a sliding rod (405) is slidably connected in the sliding hole, a stepped bulge is fixedly connected to the top end of the sliding rod (405), a limiting wheel (407) is fixedly connected to the other end of the sliding rod (405), the limiting wheel (407) is located on one side of the inner cavity of the axle box supporting sleeve (403), a first spring (406) is sleeved on the outer side wall of the sliding rod (405), and two ends of the first spring (406) are respectively attached to the outer portion of the axle box supporting sleeve (403) and one side of the inner cavity of the supporting seat (404).
4. The turning lathe device with the continuous processing capacity for the high-speed motor train unit is characterized in that the waste scrap collecting mechanism (6) comprises a waste scrap scraping seat (601) and a waste scrap box (605), the waste scrap scraping seat (601) is sleeved at the bottom of the outer side of the friction wheel (7), the cross section of the waste scrap scraping seat (601) is arc-shaped, the rear side of the waste scrap scraping seat (601) is slidably connected into a sliding groove at one side of the wheel body fixing seat (8) through a sliding block, the top of the waste scrap box (605) is fixedly connected to the bottom of the wheel body fixing seat (8) through a blocking plate (607), a bearing hopper (604) is detachably mounted at the top of the waste scrap box (605) through a buckle, two sides of the bearing hopper (604) are communicated with an opening at the bottom of an inner cavity of the waste scrap scraping seat (601) through a scrap discharge groove (602), the rear side of the waste scrap box (605) is communicated with an air exhaust pipe (611), and the other end of the exhaust pipe (611) penetrates through a support sleeve (403) and is communicated with a fan (612), and the axle box (403).
5. The non-wheel-drop lathe device with continuous processing capability for the high-speed motor train unit according to claim 4, wherein the bottom of the scrap scraping seat (601) is fixedly connected with a scraping strip, the scraping strip is a flexible plastic strip, the cross section of the chip discharge groove (602) is U-shaped, the inner cavity of the chip discharge groove (602) is fixedly connected with a guide plate (603), and the guide plate (603) and the side wall of the inner cavity of the chip discharge groove (602) are inclined at an included angle.
6. The turning lathe device with continuous processing capability for the high-speed motor train unit as claimed in claim 5, wherein a dust extraction box (609) is embedded in one side of an inner cavity of the waste bin (605), a waste receiving screen plate (606) is embedded in the inner cavity of the dust extraction box (609), the cross section of the waste receiving screen plate (606) is arc-shaped, one side of the dust extraction box (609) is communicated with an air extraction pipe (611) for carrying and filtering waste in extracted air flow, and the cross section of the receiving hopper (604) is conical.
7. The turning lathe device without wheel dropping for the high-speed motor train unit with continuous processing capability of claim 6, wherein a tee pipe (610) is integrally connected to the middle part of the air exhaust pipe (611), the other end of the tee pipe (610) is communicated with a heat dissipation suction net plate (608), and the heat dissipation suction net plate (608) is embedded on one side of the wheel body fixing seat (8).
8. The turning lathe device with continuous machining capability for the high-speed motor train unit is characterized in that the jacking mechanism (5) comprises a jacking hydraulic cylinder (502), the jacking hydraulic cylinder (502) is fixedly connected to one side of the machine base (2), a jacking frame (501) is fixedly connected to the top of a piston rod of the jacking hydraulic cylinder (502), the cross section of the jacking frame (501) is U-shaped, and two sides of the top of the jacking frame (501) are fixedly connected to one side of the bottom of the wheel body fixing seat (8).
9. The high-speed motor train unit turning lathe device with continuous processing capability of claim 1, wherein the adjusting mechanism (9) comprises an adjusting electric push rod (901), a mounting seat (902) is fixedly mounted at the rear side of the adjusting electric push rod (901), the mounting seat (902) is fixedly mounted at the top of the wheel body fixing seat (8), one end of a telescopic part of the adjusting electric push rod (901) is fixedly connected with a bearing seat (903), the bearing seat (903) is sleeved outside a shaft body at the rear side of the friction wheel (7), a driving motor (904) is fixedly mounted at the rear side of the shaft body of the friction wheel (7), and the bottom of the driving motor (904) is fixedly connected to one side of the bearing seat (903) through a connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211524990.XA CN115837476A (en) | 2022-12-01 | 2022-12-01 | Non-falling wheel turning lathe device with continuous processing capacity for high-speed motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211524990.XA CN115837476A (en) | 2022-12-01 | 2022-12-01 | Non-falling wheel turning lathe device with continuous processing capacity for high-speed motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115837476A true CN115837476A (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211524990.XA Withdrawn CN115837476A (en) | 2022-12-01 | 2022-12-01 | Non-falling wheel turning lathe device with continuous processing capacity for high-speed motor train unit |
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| Country | Link |
|---|---|
| CN (1) | CN115837476A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116021355A (en) * | 2023-03-28 | 2023-04-28 | 江苏海力风电设备科技股份有限公司 | High-precision automatic polishing equipment for wind power bearing machining and application method thereof |
| CN117655209A (en) * | 2024-01-31 | 2024-03-08 | 成都工业职业技术学院 | Metal plate cutting device and cutting early warning method thereof |
-
2022
- 2022-12-01 CN CN202211524990.XA patent/CN115837476A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116021355A (en) * | 2023-03-28 | 2023-04-28 | 江苏海力风电设备科技股份有限公司 | High-precision automatic polishing equipment for wind power bearing machining and application method thereof |
| CN116021355B (en) * | 2023-03-28 | 2023-09-05 | 江苏海力风电设备科技股份有限公司 | High-precision automatic polishing equipment for wind power bearing machining and application method thereof |
| CN117655209A (en) * | 2024-01-31 | 2024-03-08 | 成都工业职业技术学院 | Metal plate cutting device and cutting early warning method thereof |
| CN117655209B (en) * | 2024-01-31 | 2024-04-16 | 成都工业职业技术学院 | Metal plate cutting device and cutting early warning method thereof |
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