阅读说明：本技术 一种用于火车车轮运输辊道中的升降装置及其使用方法 (Lifting device for train wheel transportation roller way and use method thereof ) 是由 许杰峰 刘爱兵 辛昌杰 王洋 耿培涛 龚胜辉 沈德青 王鑫 于 2020-04-29 设计创作，主要内容包括：本发明公开了一种用于火车车轮运输辊道中的升降装置,包括升降油缸部件和托架组件,托架组件连接在升降油缸部件上,火车车轮放置在托架组件上,在辊道的两排辊子中间增加升降装置。升降油缸部件包括升降油缸和导向机构,导向机构位于升降油缸的两侧,导向机构包括导向杆、导向套和安装板,安装板连接在升降油缸的上端盖上,导向套固定镶嵌在安装板的两端部,导向杆套装装在导向套中。托架组件包括托架体和支撑板,托架体的一端与升降油缸的活塞杆连接,另一端与支撑板连接,火车车轮轮辋与支撑板接触。托架体为框架结构,托架体的下托板的底部设有倒置的U型槽,U型槽通过销轴连接在升降油缸的活塞杆上。本发明还公开了该升降装置的使用方法。(The invention discloses a lifting device for a train wheel transportation roller way, which comprises a lifting oil cylinder component and a bracket component, wherein the bracket component is connected to the lifting oil cylinder component, a train wheel is placed on the bracket component, and the lifting device is additionally arranged between two rows of rollers of the roller way. The lifting oil cylinder component comprises a lifting oil cylinder and a guide mechanism, the guide mechanism is located on two sides of the lifting oil cylinder, the guide mechanism comprises a guide rod, a guide sleeve and a mounting plate, the mounting plate is connected to an upper end cover of the lifting oil cylinder, the guide sleeve is fixedly embedded at two end portions of the mounting plate, and the guide rod is sleeved in the guide sleeve. The bracket component comprises a bracket body and a supporting plate, one end of the bracket body is connected with a piston rod of the lifting oil cylinder, the other end of the bracket body is connected with the supporting plate, and a rim of the train wheel is in contact with the supporting plate. The bracket body is of a frame structure, an inverted U-shaped groove is formed in the bottom of a lower supporting plate of the bracket body, and the U-shaped groove is connected to a piston rod of the lifting oil cylinder through a pin shaft. The invention also discloses a using method of the lifting device.)

1. The utility model provides a elevating gear for in train wheel transportation roll table which characterized in that: including lift cylinder part (1) and bracket assembly (2), bracket assembly (2) are connected on lift cylinder part (1), and train wheel places on bracket assembly (2), increases elevating gear in the middle of two rows of rollers of roll table.

2. The lifting device for train wheel transportation roller way according to claim 1, characterized in that: the lifting oil cylinder component (1) comprises a lifting oil cylinder (4), one end of the lifting oil cylinder (4) is connected to the base (7) through a flange and a fastening piece, and the other end, located on the lifting oil cylinder (4), of the bracket component (2) is connected with a piston rod of the lifting oil cylinder (4).

3. A lifting device for use in a train wheel transportation table, according to claim 2, wherein: the lift cylinder component (1) further comprises a guide mechanism, the guide mechanism is located on two sides of the lift cylinder (4), the guide mechanism comprises a guide rod (8), a guide sleeve (9) and a mounting plate (10), the mounting plate (10) is connected to an upper end cover of the lift cylinder (4), the guide sleeve (9) is fixedly embedded at two end portions of the mounting plate (10), and the guide rod (8) is sleeved in the guide sleeve (9).

4. A lifting device for use in a train wheel transfer table according to claim 3 wherein: the bracket component (2) comprises a bracket body (12) and a support plate (13), one end of the bracket body (12) is connected with a piston rod of the lifting oil cylinder (4), the other end of the bracket body (12) is connected with the support plate (13), and a rim of the train wheel is in contact with the support plate (13).

5. A lifting device for use in a train wheel transportation table, according to claim 4, wherein: the bracket body (12) is of a frame structure, an inverted U-shaped groove (14) is formed in the bottom of a lower supporting plate (121) of the bracket body (12), and the U-shaped groove (14) is connected to a piston rod of the lifting oil cylinder (4) through a pin shaft (15).

6. A lifting device for use in a train wheel transfer table according to claim 4 or 5 wherein: a groove (18) is formed in an upper supporting plate (122) of the bracket body (12), a boss (19) is arranged at the bottom of the supporting plate (13), the supporting plate (13) is connected to the upper supporting plate (122), and the boss (19) is clamped in the groove (18).

7. A lifting device for use in a train wheel transportation table, according to claim 6, wherein: the lower supporting plate (121) of the bracket body (12) is connected with the guide rod (8), a shoulder (16) is arranged at one end, close to the upper supporting plate (122), of the guide rod (8), the lower supporting plate (121) is sleeved on the guide rod (8), and the lower surface of the lower supporting plate (121) is attached to the shoulder (16).

8. The lifting device for train wheel transportation roller way according to claim 7, characterized in that: a plurality of transverse grooves (21) are uniformly formed in the upper surface of the supporting plate (13), and the grooves (21) are rectangular, trapezoidal, U-shaped or V-shaped.

9. The lifting device for train wheel transportation roller way according to claim 8, characterized in that: the lifting device further comprises a position sensor assembly (3), the position sensor assembly (3) comprises a support (22), a position sensor (23) and a detection body (24), the position sensor (23) is installed on the support (22), the detection body (24) is fixedly connected onto a guide rod (8), two position sensors (23) are arranged on one side, close to the lifting oil cylinder (4), of the support (22), and the two position sensors (23) are arranged up and down.

10. A use method of a lifting device used in a train wheel transportation roller way is characterized in that: the lifting device used in the train wheel transportation roller way is based on any one of claims 1 to 9, and the using method comprises the following steps:

a. the lifting device is positioned between the lathe discharging roller way and the detection line roller way, the lathe discharging roller way and the detection line roller way are vertically arranged, when the lifting device is in a standby state, the lifting device is in the lowest position, and the detection body (24) on the guide rod (8) is aligned with the position sensor (23) on the support (22) which is in the low position;

b. when the manipulator conveys the wheels to the position right above the lifting device, the electric control unit sends a signal, a piston rod of the lifting oil cylinder (4) extends out of the lifting device and rises to the highest position, and a detection body (24) on the guide rod (8) is aligned with a position sensor (23) which is positioned at the high position on the support (22);

c. the manipulator drops the clamped wheel onto a supporting plate (13) of the lifting device, the manipulator leaves, the electric control unit sends a signal, and a piston rod of the lifting oil cylinder (4) retracts to the lifting device to start to descend;

d. in the descending process of the lifting device, when the wheel rim contacts with the surfaces of the rollers on two sides of the lifting device, the wheel falls onto the rollers, the piston rod of the lifting oil cylinder (4) continuously retracts, the lifting device descends to the lowest position, the detection line transportation roller way receives a signal at the moment, the wheel on the roller way is transported to the next procedure, the roller way stops running, the lifting device enters a standby state, and one working cycle is finished.

Technical Field

The invention belongs to the technical field of train wheel manufacturing, and particularly relates to a lifting device for a train wheel transportation roller way and a using method thereof.

Background

The finished train wheel after sawing, rolling, heat treatment and finish machining is subjected to static balance, identification, ultra-detection, magnetic detection flaw detection, surface strengthening treatment of the train wheel and the like through a detection line. At present, wheels subjected to finish machining by a lathe are sent to a conveying roller way of a detection line through a lathe discharging roller way, and the roller way is structurally characterized in that a motor drives double rows of rollers. In order to achieve compact process layout and reasonable utilization of plant space, the lathe discharging roller way and the detection line conveying roller way are vertically arranged, and a rotary table is arranged between the lathe discharging roller way and the detection line conveying roller way to achieve steering of wheels on the roller ways. Considering the rotation of the rotary table, a certain rotation distance is reserved between the rotary table and the transport roller way, so that the small-size train wheels slide or even fall off the way at the joint, and the reasonable production is severely restricted.

In order to overcome the defect of turning of the rotary table, the rotary table is prepared and cancelled, the truss type mechanical arm is adopted to realize the lap joint between a lathe discharging roller way and a detection line roller way, and the mechanical arm clamps the rim of the wheel through a clamping jaw to realize the transition of the wheel between the lathe discharging roller way and the detection line roller way. When the wheel is transported on the detection line, the inner rim surface or the outer rim surface of the train wheel needs to be supported on the two rows of rollers according to the requirement of detection identification, and the clamping jaws have a certain thickness, so that when the wheel needs to be transported on the roller table with the inner rim surface of the wheel facing downwards, if the clamping jaws of the manipulator directly fall on the roller table after the outer rim surface of the wheel clamped by the manipulator is turned over into the wheel with the inner rim surface facing downwards, the clamping jaws of the manipulator interfere with the surface of the roller table.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a lifting device which is simple in structure and convenient to use and is used in a train wheel transportation roller way, and the invention also provides a use method of the lifting device used in the train wheel transportation roller way.

In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a elevating gear for in train wheel transportation roll table which characterized in that: including lift cylinder part and bracket assembly, bracket assembly connects on the lift cylinder part, and the train wheel is placed on bracket assembly, increases elevating gear in the middle of two rows of rollers of roll table.

Furthermore, the lift cylinder part includes lift cylinder, and lift cylinder's one end is passed through flange and fastener and is connected on the base, and bracket assembly is located lift cylinder's the other end and is connected with lift cylinder's piston rod.

Furthermore, the lift cylinder part also comprises a guide mechanism, the guide mechanism is positioned on two sides of the lift cylinder, the guide mechanism comprises a guide rod, a guide sleeve and a mounting plate, the mounting plate is connected to the upper end cover of the lift cylinder, the guide sleeve is fixedly embedded at two end parts of the mounting plate, and the guide rod is sleeved in the guide sleeve.

Furthermore, the bracket component comprises a bracket body and a support plate, one end of the bracket body is connected with a piston rod of the lifting oil cylinder, the other end of the bracket body is connected with the support plate, and a rim of the train wheel is in contact with the support plate.

Furthermore, the bracket body is of a frame structure, an inverted U-shaped groove is formed in the bottom of a lower supporting plate of the bracket body, and the U-shaped groove is connected to a piston rod of the lifting oil cylinder through a pin shaft.

Furthermore, a groove is formed in the upper supporting plate of the bracket body, a boss is arranged at the bottom of the supporting plate, the supporting plate is connected to the upper supporting plate, and the boss is clamped in the groove.

Further, the lower supporting plate of the bracket body is connected with the guide rod, a shoulder is arranged at one end, close to the upper supporting plate, of the guide rod, the lower supporting plate is sleeved on the guide rod, and the lower surface of the lower supporting plate is attached to the shoulder.

Furthermore, a plurality of transverse grooves are uniformly formed in the upper surface of the supporting plate, and the grooves are rectangular, trapezoidal, U-shaped or V-shaped.

Furthermore, the lifting device further comprises a position sensor assembly and an electric control unit, the position sensor assembly comprises a support, a position sensor and a detection body, the position sensor is installed on the support, the detection body is fixedly connected to the guide rod, two position sensors are arranged on one side, close to the lifting oil cylinder, of the support, and the two position sensors are arranged vertically.

Based on the lifting device for the train wheel transportation roller way, the invention also relates to a using method of the lifting device for the train wheel transportation roller way, and the using method comprises the following steps:

a. the lifting device is positioned between the lathe discharging roller way and the detection line roller way, the lathe discharging roller way and the detection line roller way are vertically arranged, when the lifting device is in a standby state, the lifting device is at the lowest position, and the detection body on the guide rod is aligned with the position sensor at the low position on the support;

b. when the manipulator conveys the wheels to the position right above the lifting device, the electric control unit sends a signal, a piston rod of the lifting oil cylinder extends out of the lifting device and rises to the highest position, and a detection body on the guide rod is aligned with a position sensor on the support, which is at the highest position;

c. the manipulator drops the clamped wheel onto a supporting plate of the lifting device, the manipulator leaves, the electric control unit sends a signal, and a piston rod of the lifting oil cylinder retracts to enable the lifting device to start to descend;

d. in the descending process of the lifting device, when the wheel rim contacts with the surfaces of the rollers on two sides of the lifting device, the wheel falls onto the rollers, the piston rod of the lifting oil cylinder continues to retract, the lifting device descends to the lowest position, the detection line conveying roller way receives a signal at the moment, the wheel on the roller way is conveyed to the next procedure, the roller way stops running, the lifting device enters a standby state, and one working cycle is finished.

The technical scheme adopted by the invention has the advantages that:

1. compared with the prior art, the wheel lifting device is additionally arranged between two rows of rollers of the wheel conveying roller way, so that the wheels supported on the conveying roller way by any rim surface can be grabbed by the manipulator; the whole device has novel conception, simple, compact and reasonable structure, high efficiency, strong reliability and convenient maintenance.

2. In order to realize the overlapping of the truss type manipulator between two mutually vertical roller ways for the transportation of train wheels, the invention overcomes the defect that the grabbing of the wheels can not be carried out when the inner rim surface of the wheel faces downwards due to the interference of the clamping jaw body of the manipulator and the roller way surface, and a lifting device is additionally arranged between two rows of rollers of the roller ways; the lifting device drives the wheels to move up and down, so that the requirement of a truss type manipulator claw on the clamping space of the wheel rim is met, and the wheels are in place on the detection line roller way.

3. The upper surface of the supporting plate is uniformly provided with a plurality of transverse grooves for increasing the friction coefficient between the supporting plate and a rim of a train wheel, increasing the friction force and preventing the wheel from sliding in the lifting process; the arrangement of the boss clamp and the groove can prevent the bracket body and the support plate from sliding horizontally in the working process.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

FIG. 1 is a schematic view of the lifting device of the present invention;

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

FIG. 3 is a schematic view of the structure of the support plate of the present invention.

Detailed Description

In the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "planar direction", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the lifting device for the train wheel transportation roller way comprises a lifting oil cylinder component 1 and a bracket component 2, wherein the bracket component 2 is connected to the lifting oil cylinder component 1, the train wheel is placed on the bracket component 2, and the lifting device is additionally arranged between two rows of rollers of the roller way.

The lift cylinder component 1 comprises a lift cylinder 4, one end of the lift cylinder 4 is connected to the base 7 through a flange and a fastener, and the bracket component 2 is located at the other end of the lift cylinder 4 and is connected with a piston rod of the lift cylinder 4.

In order to reduce the transverse acting force applied to the plunger of the lift cylinder during the up-and-down movement of the lift cylinder, the lift cylinder component 1 further comprises guide mechanisms, the guide mechanisms are located on two sides of the lift cylinder 4 and comprise guide rods 8, guide sleeves 9 and mounting plates 10, the mounting plates 10 are connected to the upper end covers of the lift cylinder 4, the guide sleeves 9 are fixedly embedded at two end portions of the mounting plates 10, and the guide rods 8 are sleeved in the guide sleeves 9. Preferably, the guide sleeve 9 can be a powder metallurgy sleeve, a linear bearing, a copper sleeve or a low-hardness metal sleeve. The upper end cover of the lifting oil cylinder 4 can be designed into a diamond structure according to the requirement of installing a guide mechanism.

The bracket assembly 2 comprises a bracket body 12 and a support plate 13, one end of the bracket body 12 is connected with a piston rod of the lifting cylinder 4, the other end of the bracket body 12 is connected with the support plate 13, and a rim of the train wheel is contacted with the support plate 13. The bracket body 12 is of a frame structure, an inverted U-shaped groove 14 is formed in the bottom of a lower supporting plate 121 of the bracket body 12, and the U-shaped groove 14 is connected to a piston rod of the lifting oil cylinder 4 through a pin shaft 15. Preferably, the lift cylinder 4 is allowed to swing and tilt to a certain extent during operation, so as to prevent the lift cylinder 4 from being positioned too much during operation. The lower supporting plate 121 of the bracket body 12 is connected with the guide rod 8, a shoulder 16 is arranged at one end of the guide rod 8 close to the upper supporting plate 122, the lower supporting plate 121 is sleeved on the guide rod 8, the lower surface of the lower supporting plate 121 is attached to the shoulder 16, and the upper surface of the lower supporting plate 121 is fixedly connected with the guide rod 8 through a connecting piece group 17 (nut).

The upper supporting plate 122 of the bracket body 12 is provided with a groove 18, the bottom of the supporting plate 13 is provided with a boss 19, the supporting plate 13 is connected on the upper supporting plate 122, and the boss 19 is clamped in the groove 18; prevent that horizontal slip from appearing in bracket body 12 and the backup pad 13 course of operation, backup pad 13 passes through the fastener rigid coupling on bracket body 12, and bracket assembly 2 only bears pressure in the work, and the fastener is hardly because of the exogenic action deformation between bracket body 12 and the backup pad 13, easily dismouting, the quick replacement of the backup pad 13 of being convenient for. The supporting plate 13 is made of nylon, so that the wheels are prevented from being scratched; the upper surface of the supporting plate 13 is uniformly provided with a plurality of transverse grooves 21 which are used for increasing the friction coefficient between the supporting plate 13 and the rim of the train wheel, increasing the friction force and preventing the wheel from sliding in the lifting process. The grooves formed in the supporting plate 13 may be rectangular, trapezoidal, U-shaped, or V-shaped.

The lifting device further comprises a position sensor assembly 3 and an electric control unit, wherein the position sensor assembly 3 comprises a support 22, a position sensor 23 and a detection body 24, the position sensor 23 is installed on the support 22, the detection body 24 is fixedly connected to the guide rod 8, two position sensors 23 are arranged on one side, close to the lifting oil cylinder 4, of the support 22, and the two position sensors 23 are arranged in an up-and-down mode; the lift cylinder 4, the position sensor assembly 3 and the detection body 24 are all connected to an electronic control unit. The position of the position sensor 23 on the bracket 22 is set to be a waist-shaped hole for the installation and adjustment of the two position sensors 23, and the detecting body 24 is processed to be a ring-shaped structure to prevent the loss of the detecting signal when the guide rod 8 rotates abnormally. The lifting cylinder 4 is lifted and lowered to the right position and is detected by a position sensor.

Based on the lifting device for the train wheel transportation roller way, the invention also discloses a use method of the lifting device for the train wheel transportation roller way, and the use method comprises the following steps:

a. the lifting device is positioned between the lathe discharging roller way and the detection line roller way, the lathe discharging roller way and the detection line roller way are vertically arranged, when the lifting device is in a standby state, the lifting device is in the lowest position, and the detection body 24 on the guide rod 8 is aligned with the position sensor 23 on the support 22 in the low position;

b. when the manipulator conveys the wheels to the position right above the lifting device, the electric control unit sends a signal, the piston rod of the lifting oil cylinder 4 extends out of the lifting device and rises to the highest position, and the detection body 24 on the guide rod 8 is aligned with the position sensor 23 on the bracket 22, which is at the high position;

c. the manipulator drops the clamped wheel onto the supporting plate 13 of the lifting device, the manipulator leaves, the electric control unit sends a signal, and the piston rod of the lifting oil cylinder 4 retracts to enable the lifting device to start to descend;

d. in the descending process of the lifting device, when the wheel rim contacts with the surfaces of the rollers on two sides of the lifting device, the wheel falls onto the rollers, the piston rod of the lifting oil cylinder 4 continues to retract, the lifting device descends to the lowest position, the detection line transportation roller way receives a signal at the moment, the wheel on the roller way is transported to the next procedure, the roller way stops running, the lifting device enters a standby state, and one working cycle is finished.

Compared with the prior art, the wheel lifting device is additionally arranged between two rows of rollers of the wheel conveying roller way, so that the wheels supported on the conveying roller way by any rim surface can be grabbed by the manipulator; the whole device has novel conception, simple, compact and reasonable structure, high efficiency, strong reliability and convenient maintenance.

In order to realize the overlapping of the truss type manipulator between two mutually vertical roller ways for the transportation of train wheels, the invention overcomes the defect that the grabbing of the wheels can not be carried out when the inner rim surface of the wheel faces downwards due to the interference of the clamping jaw body of the manipulator and the roller way surface, and a lifting device is additionally arranged between two rows of rollers of the roller ways; the lifting device drives the wheels to move up and down, so that the requirement of a truss type manipulator claw on the clamping space of the wheel rim is met, and the wheels are in place on the detection line roller way.

The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the technical solution of the invention or to apply the concept and technical solution of the invention directly to other occasions without modification.