CN214162772U

CN214162772U - Jack catch of wheel pair withdrawal machine

Info

Publication number: CN214162772U
Application number: CN202022709591.3U
Authority: CN
Inventors: 李明; 陈闯闯; 李伟; 孙运鹏
Original assignee: Suzhou Railtelec Transportation Technology Co ltd
Current assignee: Suzhou Railtelec Transportation Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-10
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a jack catch of wheel pair withdrawal machine, including shell and locator, the top of shell is fixed with the fixed plate, and the top of fixed plate is fixed with the chain, the left and right sides of chain all is fixed with the motor, and the top of motor is fixed with the safety cover, the middle part of safety cover is fixed with the fixed block, and is fixed with the lift cylinder above the left side of fixed block, the left and right sides of lift cylinder all is fixed with the set screw. The wheel pair withdraws the jack catch of the unloader. This jack catch of wheel pair withdrawal machine, through the shell, fixed plate and chain, machinery can produce the vibration at the operation in-process, the shell adopts high density metal to make, intensity is high, long service life, at the operation in-process, the sound of vibrations will all be absorbed by the shell, can not produce the noise, the fixed plate is that the wheel pair is dismantling the in-process, and is more stable, can not drop, the chain when using, only need to place the wheel pair go can, the chain can remove the wheel pair to corresponding position.

Description

Jack catch of wheel pair withdrawal machine

Technical Field

The utility model relates to a jack catch technical field of wheel pair withdrawal machine specifically is a jack catch of wheel pair withdrawal machine.

Background

The wheel pair is the part of the rolling stock contacting with the rail, it is made up of left and right wheels firmly pressed on the same axle, the wheel pair is used to ensure the running and steering of the rolling stock on the rail, bear all static and dynamic loads from the rolling stock, transfer it to the rail, and transfer the load generated by the unsmooth line to each part of the rolling stock, the wheel pair unloading finger uses the device to unload the wheels at the two ends of the wheel pair, the jaws are used to clamp the parts of the wheel pair, the machine tool accessories clamping and positioning the wheel pair are evenly distributed in 360 degrees, and the three jaws are close to the center or withdraw from the center to complete the work.

The equipment that has now, efficiency is not fast enough, it is not powerful enough to unload the wheel, the installation is complicated, it is also not convenient enough to maintain, the noise is big, life is short, the jack catch card wheel is not tight enough, drop easily, it is not all swift to use, need follow new installation after dropping, it is very troublesome, the jack catch uses for a long time, can appear the horn mouth form along with the wearing and tearing of jack catch, the jack catch also can slowly deviate from lathe spindle center, the not fine user demand who satisfies people, to the above-mentioned condition, carry out technical innovation on the jack catch basis of current wheel pair withdrawal machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a jack catch of wheel pair withdrawal machine, propose current equipment in solving above-mentioned background art, efficiency is not fast enough, it is not powerful enough to unload the wheel, the installation is complicated, it is also not convenient enough to maintain, the noise is big, short service life, jack catch card wheel is not tight enough, drop easily, it is not all swift to use, need follow new installation after dropping, it is very troublesome, the jack catch has been used for a long time, horn mouth form can appear along with the wearing and tearing of jack catch, the jack catch also can slowly deviate lathe spindle center, the not fine user demand problem that satisfies people.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a jack catch of wheel pair withdrawal machine, includes shell and locator, the top of shell is fixed with the fixed plate, and the top of fixed plate is fixed with the chain, the left and right sides of chain all is fixed with the motor, and the top of motor is fixed with the safety cover, the middle part of safety cover is fixed with the fixed block, and is fixed with the lift cylinder above the left side of fixed block, the left and right sides of lift cylinder all is fixed with the fixed screw, and the middle part of locator is fixed with the pivot, the locator is located the top of fixed screw, and the middle part of pivot is fixed with the connecting axle, the middle part of connecting axle is fixed with screw ejector pin, and screw ejector pin's middle part is fixed with the claw wall, the middle part of claw wall is fixed with the claw hook.

Preferably, the inner surface of the shell is tightly attached to the lower surface of the fixing plate, and the vertical center line of the fixing plate is overlapped with the vertical center line of the chain.

Preferably, the chain forms a belt transmission structure through the motors, and the motors are symmetrical with each other about a vertical center line of the fixed plate.

Preferably, the left side surface of the lifting cylinder is tightly attached to the right side surface of the fixing screw, and the upper surface of the lifting cylinder coincides with the lower side surface of the positioner.

Preferably, the horizontal center line of the rotating shaft is overlapped with the horizontal center line of the connecting shaft, and the horizontal center line of the connecting shaft is overlapped with the horizontal center line of the spiral ejector rod.

Preferably, the upper surface of the spiral ejector rod is tightly attached to the lower surface of the claw wall, and the spiral ejector rod is a spiral cylinder.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses in through shell, fixed plate and chain, machinery can produce the vibration in the operation, and the shell adopts high density metal to make, and intensity is high, and life time is long, and in the operation, the sound of vibrations all will be absorbed by the shell, can not produce the noise, and the fixed plate is that the wheel pair is more stable in the dismantlement process, can not drop, and the chain when using, only need put the wheel pair go can, the chain can move the wheel pair to corresponding position, saves time more, has also saved the manpower;

2. the utility model discloses in through chain and motor, the machine is in operation, and the motor adopts the bi-motor to use, and the motor is more powerful, and the power range that the motor can provide is very big, from milliwatt level to ten thousand kilowatt levels, and the use and the control of motor are very convenient, have self-starting, accelerate, brake, reversal, hold ability such as, can satisfy various operation requirements, and the work efficiency of motor is higher, does not have smoke and dust, smell, non-staining environment, and the noise is also less;

3. the utility model discloses in through pivot, connecting axle and spiral ejector pin, gear structure is adopted in the pivot, and the transmission is more accurate, and is efficient, compact structure, reliable operation, longe-lived, and mechanical properties is good, and joint strength is high, and bearing capacity is big, and the corrosion protection can be strong, can freely design according to actual need, installs into the perfect mechanical device of structure, and high accuracy accessory makes the assembly process simplify, has reduced the equipment degree of difficulty, has shortened work load, has fully improved production efficiency.

Drawings

FIG. 1 is a schematic view of a front view half-section structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the top view structure of the present invention.

In the figure: 1. a housing; 2. a fixing plate; 3. a chain; 4. an electric motor; 5. a protective cover; 6. a fixed block; 7. a lifting cylinder; 8. fixing screws; 9. a positioner; 10. a rotating shaft; 11. a connecting shaft; 12. a spiral ejector rod; 13. a jaw wall; 14. a claw hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a jack catch of wheel pair withdrawal machine, including shell 1 and locator 9, the top of shell 1 is fixed with fixed plate 2, and the top of fixed plate 2 is fixed with chain 3, the left and right sides of chain 3 all is fixed with motor 4, and the top of motor 4 is fixed with safety cover 5, the middle part of safety cover 5 is fixed with fixed block 6, and the left side top of fixed block 6 is fixed with lift cylinder 7, the left and right sides of lift cylinder 7 all is fixed with fixed screw 8, and the middle part of locator 9 is fixed with pivot 10, locator 9 is located the top of fixed screw 8, and the middle part of pivot 10 is fixed with connecting axle 11, the middle part of connecting axle 11 is fixed with spiral ejector pin 12, and the middle part of spiral ejector pin 12 is fixed with claw wall 13, the middle part of claw wall 13 is fixed with claw hook 14.

The utility model discloses in: the inner surface of the shell 1 is tightly attached to the lower surface of the fixed plate 2, and the vertical center line of the fixed plate 2 is superposed with the vertical center line of the chain 3; through shell 1, fixed plate 2 and chain 3, machinery can produce the vibration at the operation in-process, shell 1 adopts the high density metal to make, high strength, long service life, at the operation in-process, the sound of vibrations will all be absorbed by shell 1, can not produce the noise, fixed plate 2 is that the wheel pair is dismantling the in-process, and is more stable, can not drop, chain 3 is when using, only need place the wheel pair go can, chain 3 can remove the corresponding position with the wheel pair, and more time is saved, and the manpower is also saved.

The utility model discloses in: the chain 3 forms a belt transmission structure through the motors 4, and the motors 4 are symmetrical with each other about the vertical center line of the fixed plate 2; through chain 3 and motor 4, the machine is in operation, and motor 4 adopts the bi-motor to use, and the motor is more powerful, and the power range that motor 4 can provide is very big, from milliwatt level to ten thousand kilowatt levels, and motor 4's use and control are very convenient, have ability such as self-starting, acceleration, braking, reversal, braking, can satisfy various operation requirements.

The utility model discloses in: the left side surface of the lifting cylinder 7 is tightly attached to the right side surface of the fixing screw 8, and the upper surface of the lifting cylinder 7 is overlapped with the lower side surface of the positioner 9; through lift cylinder 7, set screw 8 and locator 9, lift cylinder 7 adopts double acting cylinder control, resets through atmospheric pressure, can accomplish great bore, and the price is favorable, and performance is good, and the elevating speed is fast, and is efficient, and locator 9 is because the contact measurement, fixes a position accurately, and interference ability is strong, and use cost is low.

The utility model discloses in: the horizontal center line of the rotating shaft 10 is overlapped with the horizontal center line of the connecting shaft 11, and the horizontal center line of the connecting shaft 11 is overlapped with the horizontal center line of the spiral ejector rod 12; through pivot 10, connecting axle 11 and spiral ejector pin 12, pivot 10 adopts gear structure, and the transmission is more accurate, efficient, compact structure, reliable operation, and longe-lived, mechanical properties is good, and joint strength is high, and bearing capacity is big, and the corrosion protection can be strong, can freely design according to actual need, installs into the perfect mechanical device of structure, and high accuracy accessory makes the assembly process simplification, has reduced the equipment degree of difficulty, has shortened work load, has fully improved production efficiency.

The utility model discloses in: the upper surface of the spiral ejector rod 12 is tightly attached to the lower surface of the claw wall 13, and the spiral ejector rod 12 is a spiral cylinder; through the spiral ejector rod 12 and the claw wall 13, three claws move synchronously, automatic centering can be realized, the workpiece does not need to be corrected after being installed, the machine runs for a long time, the rotation center of the part of the workpiece far away from the part of the workpiece does not coincide with the rotation center of a lathe spindle, the claw hook 14 on the claw wall 13 is made of high-strength materials, the abrasion effect is very small, the requirement on the precision of the processing part of the workpiece is high, and correction is not needed.

The three-jaw chuck is convenient to clamp workpieces, saves time, and has small clamping force, so that the three-jaw chuck is suitable for clamping small and medium-sized parts with more regular shapes, such as cylindrical, regular-trilateral and regular-hexagon workpieces.

The working principle of the claw of the wheel pair withdrawal machine is as follows: firstly, mounting and checking other components such as a fixed plate 2, a chain 3, a motor 4, a lifting cylinder 7, a positioner 9, a claw hook 14 and the like;

secondly, after the parts are installed, starting the apparatus for testing, and judging whether the machine can normally run or not; secondly, placing the required wheel pair on the fixed plate 2, and using the fixed block 6 to regulate the wheel pair, wherein the chain 3 can move the wheel pair to the middle part; then, the positioning instrument is lowered to the position flush with the wheel pair by using the lifting cylinder 7, the claw hook 14 is used, and the claw hook 14 adopts three claws, so that firmness and stability are realized;

finally, the motor 4 is started to drive the rotating shaft 10 to rotate, the spiral ejector rod 12 is driven, and the wheels on the two sides can fall off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a jack catch of wheel pair withdrawal machine, includes shell (1) and locator (9), its characterized in that: a fixed plate (2) is fixed above the shell (1), a chain (3) is fixed above the fixed plate (2), motors (4) are fixed on the left side and the right side of the chain (3), a protective cover (5) is fixed above the motor (4), a fixed block (6) is fixed in the middle of the protective cover (5), a lifting cylinder (7) is fixed above the left side of the fixed block (6), fixing screws (8) are fixed on the left side and the right side of the lifting cylinder (7), a rotating shaft (10) is fixed in the middle of the positioner (9), the positioner (9) is positioned above the fixing screw (8), a connecting shaft (11) is fixed in the middle of the rotating shaft (10), a spiral ejector rod (12) is fixed in the middle of the connecting shaft (11), and the middle part of the spiral ejector rod (12) is fixed with a claw wall (13), and the middle part of the claw wall (13) is fixed with a claw hook (14).

2. The claw of the wheel pair withdrawal machine as set forth in claim 1, wherein: the inner surface of the shell (1) is tightly attached to the lower surface of the fixing plate (2), and the vertical center line of the fixing plate (2) is coincided with the vertical center line of the chain (3).

3. The claw of the wheel pair withdrawal machine as set forth in claim 1, wherein: the chain (3) forms a belt transmission structure through the motors (4), and the motors (4) are symmetrical with each other about the vertical center line of the fixing plate (2).

4. The claw of the wheel pair withdrawal machine as set forth in claim 1, wherein: the left side surface of the lifting cylinder (7) is tightly attached to the right side surface of the fixing screw (8), and the upper surface of the lifting cylinder (7) is coincided with the lower side surface of the positioner (9).

5. The claw of the wheel pair withdrawal machine as set forth in claim 1, wherein: the horizontal center line of the rotating shaft (10) is overlapped with the horizontal center line of the connecting shaft (11), and the horizontal center line of the connecting shaft (11) is overlapped with the horizontal center line of the spiral ejector rod (12).

6. The claw of the wheel pair withdrawal machine as set forth in claim 1, wherein: the upper surface of the spiral ejector rod (12) is tightly attached to the lower surface of the claw wall (13), and the spiral ejector rod (12) is a spiral cylinder.