CN113118734B - Serial wheel pair press-fitting system and method - Google Patents
Serial wheel pair press-fitting system and method Download PDFInfo
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- CN113118734B CN113118734B CN202110360740.6A CN202110360740A CN113118734B CN 113118734 B CN113118734 B CN 113118734B CN 202110360740 A CN202110360740 A CN 202110360740A CN 113118734 B CN113118734 B CN 113118734B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
Abstract
The invention discloses a serial wheel pair press-mounting system and a serial wheel pair press-mounting method, which solve the problems of low automation degree of wheel pair assembly and frequent lifting operation in the prior art, and have the beneficial effect of improving the production efficiency, and the specific scheme is as follows: the utility model provides a serial wheel pair pressure equipment system, including first pressure equipment machine, rotatable dolly and at least one movable brake disc preassembly platform, one side of first pressure equipment machine is located to movable brake disc preassembly platform, and with have the distance of setting for between the first pressure equipment machine, movable brake disc preassembly platform can remove to rotatable dolly direction, rotatable dolly can remove in the below of first pressure equipment machine, can be to movable brake disc preassembly platform pay-off and/or get the material, and pay-off and/or get the material to first pressure equipment machine, first pressure equipment machine is used for carrying out the pressure equipment to the brake disc.
Description
Technical Field
The invention relates to the field of rail transit, in particular to a serial wheel pair press-fitting system and a serial wheel pair press-fitting method.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
According to different requirements of different speed grades of the railway vehicle on braking capacity, at present, the railway vehicle mainly comprises a single-disc structure wheel pair, a double-disc structure wheel pair and a three-disc structure wheel pair. The shaft-mounted brake disc, wheels and other workpieces are assembled in a press-mounting mode, the press-mounting equipment mostly adopts a single-machine layout and a crown block lifting repeated loading and unloading mode to complete press-mounting of multiple workpieces, and the operation process is as follows: the method comprises the steps of pre-assembling a brake disc on a pre-assembling platform, manually hoisting a wheel pair to an upper material taking trolley by using a crown block, starting the trolley to feed the wheel pair to a wheel pair press-mounting machine to press-mount the brake disc, taking the wheel pair by the upper material taking trolley, manually hoisting the wheel pair to pre-assembling platform pre-assembled wheels by using the crown block, manually hoisting the wheel pair to the upper material taking trolley, starting the trolley to feed the wheel pair press-mounting machine to press-mount the wheels, taking the wheel pair by the upper material taking trolley, and manually hoisting the wheel pair to a workshop track by using the crown block.
The inventor finds that the whole process of the existing press-fitting mode is frequent in manual hoisting operation, high in safety risk and low in automation degree, the whole process is manual operation, the whole process is low in production efficiency, and the whole process is manual operation.
Disclosure of Invention
Aiming at the defects in the prior art, the first purpose of the invention is to provide the serial wheel pair press-fitting system, the automation degree is greatly improved, the press-fitting process is optimized, the manual lifting frequency is reduced, and the production efficiency is improved.
The second purpose of the invention is to provide a working method of the serial wheel pair press-fitting system, which can greatly facilitate the press-fitting of wheel pairs, and can realize the loading and unloading without multiple lifting and manual lifting.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a serial wheel pair pressure equipment system, including first pressure equipment machine, rotatable dolly and at least one movable brake disc preassembly platform, one side of first pressure equipment machine is located to movable brake disc preassembly platform, and with have the distance of setting for between the first pressure equipment machine, movable brake disc preassembly platform can remove to rotatable dolly direction, rotatable dolly can remove in the below of first pressure equipment machine, can be to movable brake disc preassembly platform pay-off and/or get the material, and pay-off and/or get the material to first pressure equipment machine, first pressure equipment machine is used for carrying out the pressure equipment to the brake disc.
Foretell wheel pair pressure equipment system, by rotatable dolly to portable brake disc pre-assembly platform material loading, the artifical pre-assembly that can realize the brake disc of portable brake disc pre-assembly platform department, the back is accomplished in the pre-assembly, can carry out the material loading by rotatable dolly to first pressure equipment machine, realize the pressure equipment of brake disc, whole process need not to hoist the axletree, rotatable dolly is not only portable, and can realize rotatoryly, and then realize the material loading and the unloading to portable brake disc pre-assembly platform and first pressure equipment machine, and is very convenient, fully improve production efficiency.
In order to ensure the moving path of the rotatable trolley, a rail is laid below the first press-fitting machine, and the rotatable trolley can move along the rail.
In order to further realize the press mounting of the wheels, the serial wheel pair press mounting system further comprises a second press mounting machine, the second press mounting machine and the first press mounting machine are arranged at a set distance, in order to improve the working efficiency, a first rotatable trolley runs below the first press mounting machine, and a movable second rotatable trolley is arranged below the second press mounting machine.
In order to realize reasonable arrangement of the press-mounting system, the serial wheel set press-mounting system also comprises a movable wheel pre-assembly table, wherein the movable wheel pre-assembly table and the movable brake disc pre-assembly table have the same structure;
the movable wheel pre-assembly table is arranged on the other side, opposite to the movable brake disc pre-assembly table, of the first press-mounting machine;
the movable wheel pre-assembling table is provided with a plurality of groups, the groups are respectively arranged on two sides of the second rotatable trolley, so that the second rotatable trolley can respectively feed materials to the movable wheel pre-assembling tables on two sides, the problem of long pre-assembling time is solved, and the service efficiency of the second press-mounting machine is improved.
According to the serial wheel pair press-fitting system, at least one side of the first press-fitting machine is provided with the cache table for caching materials, the first cache table located on one side of the first press-fitting machine is used for caching pre-assembled axle brake discs, and the second cache table on the other side of the first press-fitting machine is used for caching axles which are subjected to press-fitting by the brake discs and used for connection of the two press-fitting machines.
According to the serial wheel pair press-fitting system, the movable brake disc pre-assembling table comprises a base, the base is arranged on one side of a track, the base is provided with an XY moving mechanism, the XY moving mechanism is connected with a clamping mechanism for clamping a vehicle axle, and the movement of the movable brake disc pre-assembling table in the X direction and the movement of the movable brake disc pre-assembling table in the Y direction are realized through the XY moving mechanism.
The movable brake disc pre-assembling table comprises a base, a first sliding groove is formed in the base, an XY moving mechanism can move along the length direction of the first sliding groove, the XY moving mechanism comprises a convex block, the convex block is connected with an X-direction moving unit, a convex portion is arranged at the bottom of the convex block, the convex portion is clamped into the first sliding groove, at least one second sliding groove is formed in the length direction of the convex block, a sliding block can move along the second sliding groove, the second sliding groove is perpendicular to the first sliding groove, the sliding block is connected with the Y-direction moving unit, and the sliding block is connected with a clamping mechanism used for clamping an axle through a lifting component.
According to the serial wheel pair press-fitting system, each sliding block is provided with the linear displacement sensor used for determining the position of the sliding block, the linear displacement sensors are respectively connected with the control unit, the control unit is respectively and independently connected with the plurality of indicating lamps, the linear displacement sensors are arranged on the parts, arranged in the second sliding grooves, of the sliding blocks, and the linear displacement sensors are used for judging whether the position of the clamping mechanism is in place or not, so that the problem that an axle topples or is abnormally impacted due to incorrect position of the clamping mechanism is solved.
The serial wheel pair press-fitting system comprises a vehicle body base, wherein the vehicle body base is provided with a driving wheel, the vehicle body base is provided with a rotating mechanism, the rotating mechanism is provided with a translation mechanism, the translation mechanism is connected with a lifting bracket, the lifting bracket is provided with a supporting arm for supporting an axle, and the translation mechanism is used for translating towards the direction of a movable brake disc pre-assembly table or a movable wheel pre-assembly table when the rotatable vehicle receives materials;
furthermore, the supporting arms are arranged in a plurality, and the distance between every two adjacent supporting arms can be adjusted.
The serial wheel pair press-fitting system further comprises an axle conveying roller way, wherein the axle conveying roller way is arranged on the opposite side or the adjacent side of the movable brake disc pre-assembly table; the first press-mounting machine, the rotatable trolley, the movable brake disc pre-assembly table and the axle conveying roller way are respectively connected with the control unit.
In a second aspect, the invention further provides a working method of the serial wheel pair press-fitting system, which includes the following steps:
the rotatable trolley takes materials from a discharging port of the axle conveying roller way, the axle is conveyed to the movable brake disc pre-assembly table, and the movable brake disc pre-assembly table moves to the position of the rotatable trolley, so that the feeding of the rotatable trolley is realized;
after feeding is finished, the movable brake disc pre-assembly table reversely moves to a manual work area, and personnel carry out axle pre-treatment and brake disc pre-assembly in the manual work area of the movable brake disc pre-assembly table;
after the pre-assembly is finished, the movable brake disc pre-assembly table moves towards the rotatable trolley, and the rotatable trolley takes materials from the movable brake disc pre-assembly table and sends the materials to the first press-mounting machine for press-mounting the brake disc;
and after the press mounting is finished, the material is taken from the first press mounting machine by the rotatable trolley.
The working method of the serial wheel pair press-fitting system comprises the following steps:
the axle subjected to press mounting of the brake disc is conveyed to the movable wheel pre-assembly table by the second rotatable trolley, the movable wheel pre-assembly table moves towards the second rotatable trolley, and the second rotatable trolley feeds materials to the movable wheel pre-assembly table;
after feeding is finished, the movable wheel pre-assembly table reversely moves to a manual work area, and personnel carry out pre-treatment and wheel pre-assembly before axle press-fitting in the manual work area of the movable wheel pre-assembly table;
after the pre-assembly is finished, the second rotatable trolley takes materials from the movable wheel pre-assembly table and sends the materials to a second press-mounting machine for wheel press-mounting;
and after the wheel press mounting is finished, the second press mounting machine dials the wheel pair away from the second press mounting machine.
The beneficial effects of the invention are as follows:
1) according to the invention, through the arrangement of the rotatable trolley, the rotatable trolley can move and rotate, so that the movable brake disc pre-assembly table and the first press-mounting machine can be loaded and unloaded conveniently, and the production efficiency is fully improved.
2) According to the invention, through the arrangement of the second press-mounting machine, one group of the two groups of press-mounting machines is used for press-mounting the brake disc, and the other group of the two groups of press-mounting machines is used for press-mounting the wheel, so that the flow line operation of automatic press-mounting of the wheel is fully perfected, and the press-mounting flow is optimized.
3) According to the invention, through the arrangement of the movable brake disc pre-assembly table and the movable wheel pre-assembly table, the brake disc or the wheel can be manually pre-assembled in the manual operation area, and the brake disc or the wheel can be moved to the rotatable trolley before and after pre-assembly, so that the feeding and the material taking of the rotatable trolley are facilitated, and the problem that the manual operation area cannot be effectively isolated from the automatic operation area of the equipment is solved.
4) The wheel pair pre-assembly device has the advantages that the position layout of each mechanism is reasonable, the ingenious butt joint of each link in the wheel press-assembly process is realized, the automatic turnover of axles in various states such as an optical axis, a pre-assembled brake disc or a pre-assembled wheel in the press-assembly process is effectively realized, the manual hoisting for loading and unloading is completely not needed, the problem of repeated hoisting for the pre-assembly of the brake disc by the wheel pair with the three-disc structure is solved, the whole system enables the production process flow of the wheel pair to be smooth, the automation degree is high, and the safety coefficient and the production efficiency are obviously improved.
5) According to the invention, through the arrangement of the plurality of groups of movable brake disc pre-assembly tables and the plurality of groups of movable wheel pre-assembly tables, parallel operation can be realized, and the problem of beat mismatching of people such as a man, an airplane and the like is solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic view of a serial wheel pair press-fitting system according to one or more embodiments of the present invention.
Fig. 2 is a top view of a serial wheel-pair press-fitting system in accordance with one or more embodiments of the present invention.
Fig. 3 is a schematic diagram of a movable brake disc preassembly table in a serial wheel-pair press-fitting system according to one or more embodiments of the present invention.
Fig. 4 is a front view of a movable brake disc preassembly table in a serial wheel-to-press system in accordance with one or more embodiments of the present invention.
Fig. 5 is a schematic view illustrating a movable wheel pre-assembly table in a serial wheel-pair press-fitting system according to one or more embodiments of the invention.
Fig. 6 is a schematic diagram of a movable wheel pre-assembly table in a serial wheel pair press-fitting system according to one or more embodiments of the invention.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.
Wherein: 1. the brake system comprises a first press-mounting machine, 2, a second press-mounting machine, 3, a first movable brake disc pre-assembly table, 4, a second movable brake disc pre-assembly table, 5, a first movable wheel pre-assembly table, 6, a second movable wheel pre-assembly table, 7, a first rotatable rail trolley, 8, a second rotatable rail trolley, 9, a first buffer storage table, 10, a second buffer storage table, 11, a clamping cylinder, 12, an indicator lamp, 13, a vehicle body base, 14, a rotating mechanism, 15, a lifting bracket, 16, a support arm, 17, a translation mechanism, 18, a rail, 19, an axle, 20, a bump, 21, a base, 22, a first sliding groove, 23, a sliding block, 24, a control box and 25, and a lifting power source.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in the present application, if any, merely indicate correspondence with the directions of up, down, left and right of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the invention.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and the terms used in the present invention should be understood as having specific meanings to those skilled in the art.
As introduced in the background art, the prior art has the problem of frequent manual lifting operation in the wheel set press-fitting process, and the invention provides a serial wheel set press-fitting system and method in order to solve the technical problem.
Example one
In an exemplary embodiment of the present invention, referring to fig. 1 and fig. 2, a serial wheel pair press-fitting system includes a first press-fitting machine 1, a rotatable cart and at least one movable brake disc preassembly table, wherein the first press-fitting machine is configured to press-fit a brake disc, the movable brake disc preassembly table is disposed at a front side of the first press-fitting machine and has a set distance from the first press-fitting machine, the rotatable cart is capable of moving below the first press-fitting machine and is capable of feeding and/or taking materials to and from the movable brake disc preassembly table and feeding and/or taking materials to and from the first press-fitting machine.
In some examples, a rail 18 is laid below the first press machine, the rail 18 is provided with two rails, the two rails are parallel to each other, and the rotatable trolley is a rotatable trolley which can walk along the rail.
Specifically, the movable brake disc pre-assembly table can be provided with a plurality of movable brake disc pre-assembly tables so as to improve the production efficiency, for example, two movable brake disc pre-assembly tables are provided for the first movable brake disc pre-assembly table 3 or the second movable brake disc pre-assembly table 4, the two movable brake disc pre-assembly tables are arranged on the same side of the track in parallel, a distance is set between every two adjacent movable brake disc pre-assembly tables, and the two movable brake disc pre-assembly tables can work in sequence.
And a first buffer table 9 (which is arranged opposite to the second movable brake disc preassembly table) is arranged on the other side of the track, and is used for buffering after the first rotatable rail trolley takes materials from the two movable brake disc preassembly tables.
The movable brake disc pre-assembly table is arranged on the other side, opposite to the first movable brake disc pre-assembly table, of the first press-fitting machine along the rail, pre-treatment and brake disc pre-assembly before press-fitting of the axle of a worker are achieved, and the movable brake disc pre-assembly table can also move towards the position of the rail.
Correspondingly, the press-mounting system further comprises a second press-mounting machine 2, the second press-mounting machine 2 and the first press-mounting machine 1 are arranged at intervals with a set distance, the rotatable rail trolley for feeding and/or taking materials to and from the first press-mounting machine is a first rotatable rail trolley 7, and a second rotatable rail trolley 8 is further arranged on the rail and used for feeding materials to the second press-mounting machine 2.
Set up first portable wheel and organize platform 5 and the portable wheel of second in advance respectively in orbital both sides between first pressure equipment machine 1 and second pressure equipment machine 2 and organize platform 6 in advance, still set up second buffer platform 10 in orbital one side, two portable wheel of can moving organize the platform in advance and can work in order.
In some examples, the second buffer station 10 is disposed on one side of the track between the second movable wheel preassembly station 6 and the first press.
It will be readily understood that the first press machine 1 and the second press machine 2 are both existing wheelset press machines.
It should be explained that the first movable brake disc pre-assembling table 3 and the second movable brake disc pre-assembling table 4 can work in parallel, the first movable wheel pre-assembling table 5 and the second movable wheel pre-assembling table 6 can work in parallel, and the matching ratio of the two pre-assembling tables and 1 press-mounting machine solves the problems of long pre-assembling time, and the mismatching of the beat of a robot, such as a robot, a man and the like.
The parallel operation refers to parallel operation in space, the two operations are performed simultaneously, but the two operations are not performed synchronously, for example, the first rotatable trolley can feed materials to the first movable brake disc preassembly table 3 first and then feed materials to the second movable brake disc preassembly table 4.
Further, the movable brake disc pre-assembly table and the movable wheel pre-assembly table have the same structure, and as shown in fig. 3 and 4, the movable brake disc pre-assembly table or the movable wheel pre-assembly table includes a base 21, the base 21 is disposed on one side of the track 18, the base 21 is provided with an XY moving mechanism, the XY moving mechanism is connected with a clamping mechanism, and the clamping mechanism can be opened or clamped to clamp or release the axle.
Specifically, the base is fixed in orbital lateral part, the base sets up first spout 22, first spout 22 can be provided with many, the interval sets for apart from setting up between two adjacent first spouts 22, first spout is perpendicular with track place direction mutually, XY moving mechanism can remove along the length direction of first spout 22, XY moving mechanism includes lug 20, lug 20 is connected to the mobile unit with X, the lug 20 bottom sets up the polylith convex part, the polylith convex part is blocked first spout 22 setting respectively, the length direction of lug sets up at least one second spout, the second spout sets up the installation of opening slider of being convenient for in one side of lug, slider 23 can remove along the second spout, second spout and first spout mutually perpendicular, slider 23 is connected to the mobile unit with Y.
The X-direction moving unit and the Y-direction moving unit can be electric cylinders or other linear moving units respectively and are used for driving the convex blocks and the sliding blocks to move linearly respectively.
In this embodiment, clamping mechanism includes current die clamping cylinder, and die clamping cylinder can realize the centre gripping of axletree, and die clamping cylinder can set up a plurality of, if can set up to two, and the distance between two die clamping cylinder is portable to satisfy the support and the clamp of different model axletrees.
Specifically, in order to realize the relative motion between the two clamping cylinders, the clamping cylinders are connected with the clamping arms, the clamping arms are respectively connected with the lifting component, the lifting component is a lead screw unit, the lead screw unit comprises a lead screw, the lead screw is supported by a support, the lead screw is rotationally driven to drive the clamping cylinders arranged on the lead screw to perform linear motion so as to realize the height adjustment of the clamping cylinders, the lead screw is an electric lead screw, the lead screw is supported by the support, and the bottom end of the support is connected with the sliding block.
Further, the slider 23 is provided with two, and two sliders respectively support the tight arm of clamp and then support die clamping cylinder through the elevating part, and linear displacement sensor is all installed to every slider, but linear displacement sensor real-time detection slider's position, and linear displacement sensor is connected with the control unit respectively, guarantees the position arrival preset position of slider through linear displacement sensor, and the control unit is connected alone respectively with two pilot lamps, and the pilot lamp is installed on the support that is used for supporting the lead screw.
Specifically, the linear displacement sensor can be a capacitive grating sensor or a magnetic grating sensor, for the capacitive grating sensor, a whole fixed grating is installed in the second sliding chute, the sliding block is provided with a movable grating, and the movable grating slides on the fixed grating, so that the position of the sliding block can be measured according to the capacitance.
When the clamping cylinders do not reach the preset position, the corresponding indicating lamps flicker, the left side lamp flickers, namely, the left side sliding block needs to move leftwards, the right side lamp flickers, namely, the right side sliding block needs to move rightwards, when the sliding block reaches the program preset position, the indicating lamps are green and normally on, automatic feeding and receiving actions can be carried out after the two clamping cylinders are adjusted in place, otherwise, a system alarms to prevent the situation that the position of the clamping cylinders is incorrect to cause the axle overturning or abnormal impact.
The first rotatable trolley 7 and the second rotatable trolley 8 are identical in structure. Referring to fig. 5 and 6, the rotatable rail car includes a car body base 13, the car body base is provided with a driving wheel, the driving wheel can move along a rail 18, the car body base is provided with a rotating mechanism 14, the rotating mechanism 14 is connected with a lifting bracket 15, and the lifting bracket is driven by the rotating mechanism to rotate by a set angle, such as 270 degrees.
One side of the lifting bracket 15 is provided with a supporting arm 16 for supporting an axle 19, the two supporting arms are arranged at intervals, the positions of the two supporting arms can be automatically adjusted in the axial direction according to a program preset value, and a notch is formed in the upper part of one end of each supporting arm and is in an arc shape and used for supporting the end part of the axle;
the lifting bracket comprises a vertically arranged supporting plate, the supporting plate is connected with a lifting unit, the lifting unit can be a hydraulic cylinder or other types of lifting power sources 25 and used for lifting and falling workpieces, the lifting power sources can be arranged behind the supporting plate, a control box 24 is arranged behind the lifting power sources relative to the supporting arm, a controller is arranged in the control box 24, and the controller is respectively and independently connected with the lifting power sources, a rotating motor and a translation mechanism.
In some examples, the arms 16 are in the form of right triangles, one leg of which is attached to the lifting bracket 15, and it will be appreciated that the arms lift the axle from both ends of the axle, and that the clamping cylinder is located between the arms as the slide is movable relative to the boss, so that it does not interfere with the clamping of the clamping cylinder on the axle.
Certainly, in order to realize that the vehicle body base moves along the track, one of the driving wheels is connected with the driving motor, and the driving wheel is driven to rotate through the driving motor, so that the vehicle body base is driven to move linearly along the track.
In addition, in some examples, a translation mechanism 17 is arranged at the top end of the rotating mechanism, the translation mechanism 17 is connected with the lifting bracket, and the translation mechanism is used for driving the lifting bracket to translate, and can be used for translating towards the direction of the movable brake disc pre-assembly table and/or the movable wheel pre-assembly table when the rotatable rail trolley receives materials.
Specifically, the translation mechanism is a linear movement mechanism, and in some examples, the translation mechanism may be an electric cylinder, the electric cylinder is fixed to a rotating shaft of the rotating motor, or the rotating shaft is provided with a flat plate, the electric cylinder is fixed to the flat plate, and an output end of the electric cylinder is connected to a fixed end of the lifting power source, so that the translation mechanism drives the supporting plate to realize linear motion.
It should be noted that, in the present embodiment, the longitudinal section of the track is L-shaped, so that the driving wheel can move along the track conveniently.
In addition, the rotating mechanism can be a rotating motor arranged on the vehicle body base, the rotating motor is arranged on the vehicle body base, and a rotating shaft of the rotating motor can be connected with the lifting bracket.
And finally, the first press-mounting machine, the controllers of the two rotatable trolleys, the movable brake disc pre-assembly table, the second press-mounting machine and the movable wheel pre-assembly table are respectively connected with the control unit, the control unit is used for controlling the actions of all mechanisms, the control unit can be specifically an industrial personal computer or other control equipment, the controller can be a PLC (programmable logic controller), and in addition, the control unit is also connected with the controller of the axle conveying roller way.
In some examples, an axle rollgang is provided on an opposite or adjacent side of the first movable brake disc preassembly station.
A working method of a serial wheel pair press-fitting system comprises the following steps:
manually starting a control unit for inputting a press fitting task by using a fixed terminal or a handheld terminal of a first press fitting machine, conveying axles of corresponding models to an axle discharge port according to the press fitting task axle conveying roller composition, and moving a first rotatable rail trolley to the axle discharge port;
the first rotatable rail trolley takes the vehicle axle to be transported to the first movable brake disc preassembly table 3 or the second movable brake disc preassembly table 4 according to the instruction, and under the condition that no person exists in the area of the movable brake disc preassembly table, the two movable brake disc preassembly tables move towards the first rotatable rail trolley 7, namely towards the rail direction, so that automatic feeding of the rotatable rail trolley to the movable brake disc preassembly tables is realized;
after feeding is finished, the movable brake disc pre-assembly platform moves backwards to a manual work area, and personnel carry out axle pre-processing and brake disc pre-assembly in the manual work area of the movable brake disc pre-assembly platform;
after the pre-assembly is completed, personnel quit the operation area, the movable brake disc pre-assembly table moves towards the rail, the first rotatable rail trolley 7 takes materials and conveys the materials to the first press-fitting machine 1 for brake disc press-fitting, and after the brake disc press-fitting is completed, the first rotatable rail trolley 7 automatically takes materials from the first press-fitting machine 1 and conveys the materials to the second buffer table 10.
A working method of a serial wheel pair press-fitting system comprises the following steps:
manually starting a press-fitting task by using a fixed terminal or a handheld terminal of the second press-fitting machine 2, automatically moving a second rotatable rail trolley 8 to a second cache table 10 according to the press-fitting task to take materials, and conveying the axle subjected to press-fitting of the brake disc to a first movable wheel pre-assembling table 5 or a second movable wheel pre-assembling table 6 according to an instruction;
under the condition that no people exist in the area of the first movable wheel pre-assembly table 5 or the second movable wheel pre-assembly table 6, the two movable wheel pre-assembly tables move towards the direction of the second rotatable rail trolley 8, so that the trolley automatically feeds materials to the movable wheel pre-assembly tables;
after feeding is completed, the two movable wheel pre-assembly tables move backwards to a human working area, personnel carry out pre-treatment and wheel pre-assembly before axle press-fitting in a manual working area of the movable wheel pre-assembly tables, and after pre-assembly is completed, the personnel quit the working area;
and the second rotatable rail trolley 8 takes materials and conveys the materials to the second press-fitting machine 2 for wheel press-fitting, after the wheel press-fitting is completed, the automatic lifting platform of the second press-fitting machine 2 is lifted to take the wheel set above the rail, and the wheel set is automatically pulled out of the second press-fitting machine 2 through the wheel pulling mechanism.
When the movable brake disc pre-assembly table and the movable wheel pre-assembly table are in butt joint with the rotatable rail trolley, after the movable brake disc pre-assembly table and the movable wheel pre-assembly table move to the track direction in place, the translation mechanism of the rotatable rail trolley drives the lifting bracket 15 and the support arm 16 to move towards the movable brake disc pre-assembly table or the movable wheel pre-assembly table (the pre-assembly table for short) direction, when the central line of the notch of the support arm 16 is overlapped with the clamping center of the clamping cylinder of the pre-assembly table, the lifting bracket 15 of the rotatable rail trolley drives the support arm 16 to receive materials of workpieces, after the materials are received, the translation mechanism 17 of the rotatable rail trolley drives the lifting bracket 15 and the support arm 16 to move reversely to the original position, and the pre-assembly table moves backwards to a human work area.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A serial wheel pair press-mounting system is characterized by comprising a first press-mounting machine, a rotatable trolley and at least one movable brake disc preassembly table, wherein the movable brake disc preassembly table is arranged on one side of the first press-mounting machine and is away from the first press-mounting machine by a set distance, the movable brake disc preassembly table can move towards the rotatable trolley, the rotatable trolley can move below the first press-mounting machine and can feed and/or take materials to the movable brake disc preassembly table and feed and/or take materials to the first press-mounting machine, and the first press-mounting machine is used for press-mounting a brake disc;
the working method of the serial wheel pair press-fitting system comprises the following steps:
the rotatable trolley takes materials from a discharging port of the axle conveying roller way, the axle is conveyed to the movable brake disc pre-assembly table, and the movable brake disc pre-assembly table moves to the position of the rotatable trolley, so that the feeding of the rotatable trolley is realized;
after feeding is finished, the movable brake disc pre-assembly table moves reversely to a human working area, and personnel carry out pre-treatment before axle press-fitting and brake disc pre-assembly in the manual working area of the movable brake disc pre-assembly table;
after the pre-assembly is finished, the movable brake disc pre-assembly table moves towards the rotatable trolley, the rotatable trolley takes materials from the movable brake disc pre-assembly table and sends the materials to the first press-mounting machine for press-mounting the brake disc;
and after the press mounting is finished, the material is taken from the first press mounting machine by the rotatable trolley.
2. The serial wheel pair press-fitting system according to claim 1, wherein a rail is laid below the first press-fitting machine, and the rotatable trolley can move along the rail.
3. A serial wheel pair press-fitting system as claimed in claim 1, further comprising a second press-fitting machine, the second press-fitting machine being arranged at a set distance from the first press-fitting machine, a first rotatable cart running under the first press-fitting machine, and a second rotatable cart being movable under the second press-fitting machine.
4. The serial wheel pair press-fitting system according to claim 3, further comprising a movable wheel pre-assembly table, wherein the movable wheel pre-assembly table is the same as the movable brake disc pre-assembly table in structure;
the movable wheel pre-assembly table is arranged on the other side, opposite to the movable brake disc pre-assembly table, of the first press-mounting machine;
the movable wheel pre-assembly table is provided with a plurality of groups, and the plurality of groups are respectively arranged on two sides of the second rotatable trolley.
5. The serial wheel pair press-fitting system according to claim 1, wherein at least one side of the first press-fitting machine is provided with a buffer table for buffering materials.
6. The serial wheel pair press-fitting system according to claim 1, wherein the movable brake disc pre-assembling table comprises a base, the base is arranged on one side of the track, and the base is provided with an XY moving mechanism which is connected with a clamping mechanism for clamping the axle.
7. The serial wheel pair press-fitting system according to claim 1, wherein the movable brake disc pre-assembly table comprises a base, the base is provided with a first chute, the XY moving mechanism can move along the length direction of the first chute, the XY moving mechanism comprises a convex block, the convex block is connected with the X-direction moving unit, the bottom of the convex block is provided with a convex part, the convex part is clamped into the first chute, the length direction of the convex block is provided with at least one second chute, the sliding block can move along the second chute, the second chute is perpendicular to the first chute, the sliding block is connected with the Y-direction moving unit, and the sliding block is connected with a clamping mechanism for clamping the axle through a lifting component.
8. The serial wheel pair press-fitting system according to claim 7, wherein each of the slide blocks is provided with a linear displacement sensor for determining the position of the slide block, the linear displacement sensors are respectively connected with the control unit, and the control unit is respectively and independently connected with the plurality of indicator lamps.
9. The serial wheel pair press-fitting system as claimed in claim 1, wherein the rotatable cart comprises a cart base, the cart base is provided with a driving wheel, the cart base is provided with a rotating mechanism, the rotating mechanism is provided with a translating mechanism, the translating mechanism is connected with a lifting bracket, and the lifting bracket is provided with a supporting arm for supporting and lifting the cart shaft.
10. The serial wheel pair press-fitting system as claimed in claim 9, wherein a plurality of the support arms are provided, and the distance between two adjacent support arms is adjustable.
11. The serial wheel pair press-fitting system according to claim 8, further comprising an axle rollgang, the axle rollgang being provided on an opposite side or an adjacent side of the movable brake disc pre-assembly table; the first press-mounting machine, the rotatable trolley, the movable brake disc pre-assembly table and the axle conveying roller way are respectively connected with the control unit.
12. A method of operating a serial wheel pair press-fitting system according to any one of claims 1 to 11, comprising the steps of:
the rotatable trolley takes materials from a discharging port of the axle conveying roller way, the axle is conveyed to the movable brake disc pre-assembly table, and the movable brake disc pre-assembly table moves to the position of the rotatable trolley, so that the feeding of the rotatable trolley is realized;
after feeding is finished, the movable brake disc pre-assembly table moves reversely to a human working area, and personnel carry out pre-treatment before axle press-fitting and brake disc pre-assembly in the manual working area of the movable brake disc pre-assembly table;
after the pre-assembly is finished, the movable brake disc pre-assembly table moves towards the rotatable trolley, and the rotatable trolley takes materials from the movable brake disc pre-assembly table and sends the materials to the first press-mounting machine for press-mounting the brake disc;
and after the press mounting is finished, the material is taken from the first press mounting machine by the rotatable trolley.
13. The method for operating a serial wheel pair press-fitting system according to claim 12, wherein the method comprises the following steps:
the axle subjected to press mounting of the brake disc is conveyed to the movable wheel pre-assembly table by the second rotatable trolley, the movable wheel pre-assembly table moves towards the second rotatable trolley, and the second rotatable trolley feeds materials to the movable wheel pre-assembly table;
after feeding is finished, the movable wheel pre-assembly table reversely moves to a manual work area, and personnel carry out pre-treatment and wheel pre-assembly before axle press-fitting in the manual work area of the movable wheel pre-assembly table;
after the pre-assembly is finished, the second rotatable trolley takes materials from the movable wheel pre-assembly table and sends the materials to a second press-mounting machine for wheel press-mounting;
and after the press mounting of the wheels is finished, the second press mounting machine shifts the wheel pair away from the second press mounting machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110360740.6A CN113118734B (en) | 2021-04-02 | 2021-04-02 | Serial wheel pair press-fitting system and method |
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| CN202110360740.6A CN113118734B (en) | 2021-04-02 | 2021-04-02 | Serial wheel pair press-fitting system and method |
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| CN113118734A CN113118734A (en) | 2021-07-16 |
| CN113118734B true CN113118734B (en) | 2022-08-19 |
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| CN114290028B (en) * | 2022-01-20 | 2023-05-19 | 中车青岛四方机车车辆股份有限公司 | Equipment, press-fitting machine and method for loading and unloading |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007015219U1 (en) * | 2007-11-02 | 2008-01-03 | S. Dunkes Gmbh Maschinenfabrik | wheelset |
| RU2411113C1 (en) * | 2009-07-22 | 2011-02-10 | Открытое Акционерное Общество "Российские Железные Дороги" | Installation for pressing-out of wheels and brake disks from high-speed passanger car wheel axles |
| CN201516605U (en) * | 2009-09-29 | 2010-06-30 | 喻国锋 | Material retaining and dump car |
| CN103028941B (en) * | 2012-12-27 | 2015-06-03 | 郑州精益达汽车零部件有限公司 | Production line for assembling hub and brake disc assembly |
| CN205437717U (en) * | 2016-01-06 | 2016-08-10 | 湖北合强机械发展股份有限公司 | Brake disc pressure equipment production line |
| CN111002006A (en) * | 2019-12-16 | 2020-04-14 | 北京新联铁集团股份有限公司 | Wheel set pre-assembling equipment and system |
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