CN211438908U

CN211438908U - Automatic assembly equipment for automotive air conditioning compressor movable fixed plate

Info

Publication number: CN211438908U
Application number: CN201921743205.3U
Authority: CN
Inventors: 张小勇; 成金; 王新祥; 关勋; 杨宏升
Original assignee: Csic Pengli Nanjing Intelligent Equipment System Co ltd
Current assignee: Csic Pengli Nanjing Intelligent Equipment System Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-09-08
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses an automatic assembly equipment for a movable fixed disc of an automobile air conditioner compressor, which belongs to the technical field of automobiles and comprises a shell flexible lifting mechanism and a visual identification mechanism which are arranged on a frame of the equipment, wherein a shell positioning and oiling mechanism is arranged above the shell flexible lifting mechanism; a fixed tray assembly mechanism is arranged above the shell flexible lifting mechanism and the movable fixed tray lifting and positioning mechanism, and the terminal position of walking transfer is adjusted through terminal limit at two ends; and a robot grabbing and assembling mechanism is arranged on the fixed disc assembling mechanism. The utility model discloses can realize the accurate assembly of work piece with the combination of flexible positioning mechanism that lifts and visual identification mechanism, improve the fault-tolerant rate as far as possible under the circumstances of guaranteeing the dependable precision, avoided the neglected loading, the misloading that cause by fatigue among the manual assembly process.

Description

Automatic assembly equipment for automotive air conditioning compressor movable fixed plate

Technical Field

The utility model belongs to the technical field of the car, concretely relates to mobile fixed plate automatic assembly equipment of vehicle air conditioner compressor.

Background

The movable disc, the fixed disc and the like of the automobile air-conditioning compressor are core parts of the automobile air-conditioning compressor, and the assembly precision of the movable disc and the fixed disc directly influences the product quality of the automobile air-conditioning compressor.

The movable and fixed disc parts of the automobile air conditioner compressor are installed with high requirements on flexible assembly, so that the automobile air conditioner compressor is still manually assembled at present, has the defects of low efficiency, poor precision, poor product consistency and the like, is easy to drop off due to the anti-rotation ring, and is not suitable for mass production of the automobile air conditioner compressor.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: an object of the utility model is to provide a mobile price fixing automatic assembly equipment of vehicle air conditioner compressor, this vehicle air conditioner compressor move, price fixing automatic assembly equipment is automatic, integrated level and flexibility degree are high.

The technical scheme is as follows: in order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic assembling device for a movable fixed disc of an automobile air-conditioning compressor is used for installing the movable disc and the fixed disc of the automobile air-conditioning compressor and comprises a shell flexible lifting mechanism and a visual identification mechanism which are installed on a rack of the device, wherein a shell positioning and oiling mechanism is arranged above the shell flexible lifting mechanism; a fixed tray assembly mechanism is arranged above the shell flexible lifting mechanism and the movable fixed tray lifting and positioning mechanism, and the terminal position of walking transfer is adjusted through terminal limit at two ends; a robot grabbing and assembling mechanism is arranged on the fixed disc assembling mechanism; the shell flexible lifting mechanism and the movable and fixed tray lifting and positioning mechanism are arranged in the centers of the two production lines, and the movable tray overturning mechanism and the robot grabbing and assembling mechanism are arranged between the two production lines; the center of the lower shell assembly and the center of the fixed disc after the shell flexible lifting mechanism and the movable fixed disc tray lifting and positioning mechanism lift and position the workpiece are on the same horizontal line, and the height of the fixed disc on the movable fixed disc tray is consistent with the height of the fixed disc in the lower shell assembly after assembly is finished; the shell positioning and oiling mechanism and the visual identification mechanism are consistent with the center of the lower shell component.

Further, automobile air conditioner compressor's driving disk install lower casing subassembly in, install the driving disk bearing that the cooperation was used and prevent the swivel ring between casing subassembly and the driving disk down, rely on motor spindle rotary drive driving disk rotatory, rely on the spacing of preventing the swivel ring in order to ensure that the driving disk is at the rotation in-process and the vortex line cooperation between the fixed plate closely.

Furthermore, after the robot is turned over, the movable disc turnover mechanism and the lower shell assembly are simultaneously positioned in an arm extending range of the robot grabbing assembly mechanism robot.

Furthermore, the shell flexible lifting mechanism comprises a lifting cylinder, a blocking cylinder, a fixing plate and a rebound prevention mechanism are arranged on the lifting cylinder, the fixed plate is provided with a lifting plate, the lifting plate is provided with a positioning pin and is arranged on the fixed plate through a floating spring, the floating spring is provided with a flat-pushing ball head which is matched with the floating spring, a floating ball head is arranged between the fixed plate and the lifting plate, the floating ball head is in sliding contact with the lifting plate through the spherical surface to play a role in supporting the whole tray, the lifting plate is pushed to be horizontal to the horizontal by utilizing the floating spring and the pushing ball head which are arranged between the lifting plate and the fixed plate, the lifting positioning plate is guaranteed not to fall off by means of four pull rods which are distributed on the periphery, the lifting plate is ensured to be in a horizontal state in a natural state, and the workpiece can swing in any direction in a plane.

Furthermore, the shell positioning and oiling mechanism comprises an oiling mechanism stepping motor, an oiling mechanism and a shell positioning mechanism, the oiling mechanism stepping motor and the shell positioning mechanism are arranged on the fixed plate, the oiling mechanism is arranged on a guide rail slide block fixed on the mounting plate, and the oiling mechanism stepping motor drives the oiling mechanism stepping motor to move forward and backward through a belt; the positioning boss and the positioning pin of the shell positioning mechanism realize accurate positioning of the end face of the workpiece, so that the end face of the workpiece is ensured to be parallel to a horizontal plane, and the accumulation of errors caused by processing errors of the shell, a tooling tray and the like is avoided, so that the shell is accurately positioned; and the shell positioning and oiling mechanism is used for adding lubricating oil to the movable disc type line after the installation is finished.

Furthermore, the movable disc turnover mechanism comprises a lifting mechanism, a rotating mechanism, a clamping jaw mechanism, an anti-rotation ring supporting plate and a rotating mechanism limiting buffer, wherein the clamping jaw mechanism and the anti-rotation ring supporting plate are arranged on the rotating mechanism and driven by the rotating mechanism to turn over for 180 degrees, the rotating mechanism and the rotating mechanism limiting buffer are arranged on the lifting mechanism and driven by the lifting mechanism to lift up and down, and the lifting mechanism is arranged on the base; drive rotary mechanism and gripper mechanism by elevating system and go up and down, get and rise through gripper mechanism with the movable disk with the subassembly clamp that prevents that the swivel ring is constituteed, then overturn 180 degrees with it by tilting mechanism, make the vortex line face of movable disk up, the in-process is guaranteed by preventing the swivel ring layer board that the swivel ring can not drop to it is spacing to cushion rotary mechanism by rotary mechanism spacing buffer, waits for the robot to snatch assembly devices and snatch.

Furthermore, the robot grabbing assembly mechanism is arranged at the tail end of a robot and comprises a plane floating mechanism, a workpiece separation cylinder, a clamping jaw cylinder, a magnetic clamping jaw and a mechanism for grabbing and assembling the workpiece, the upper end face of the plane floating mechanism is connected with the tail end of the robot through a transition plate, the lower end face of the plane floating mechanism is connected with the workpiece separation cylinder and the clamping jaw cylinder through the transition plate, the magnetic clamping jaw is arranged on the clamping jaw cylinder, and six magnets which are uniformly distributed on the circumference are inlaid in the inner side of the magnetic clamping jaw cylinder and used for sucking the anti-rotation ring; a plane floating mechanism is arranged between the whole mechanism and the tail end of the robot, so that the clamping jaw mechanism can have a floating amount of about 2mm in the horizontal direction to make up for a gap generated by accumulated errors; clamping jaw mechanism still sets up the magnetism clamping jaw of six equipartitions and is used for holding six anti-spin rings in the driving disk side, avoids it to drop at the grabbing in-process, still sets up the work piece in the driving disk top and breaks away from the cylinder, ensures that the magnetism clamping jaw can break away from the driving disk, advances in order to realize flexible assembly to judge whether the installation of driving disk targets in place by the position feedback on the clamping jaw mechanism.

Furthermore, the fixed disc assembling mechanism comprises a fixed disc grabbing and positioning mechanism, a lifting limiting buffer, a lifting mechanism and a transferring cylinder; the grabbing positioning mechanism and the lifting limiting buffer are arranged on the lifting mechanism and driven by the lifting mechanism to lift up and down, and the lifting mechanism is arranged on a guide rail slide block fixed on the mounting plate and driven by the transfer cylinder to transfer left and right; the fixed disc grabbing and positioning mechanism is driven by the lifting mechanism to descend and grab the fixed disc, the fixed disc is moved to the upper part of the lower shell assembly by the moving and loading cylinder and is installed in the lower shell assembly, and two pins on the moving disc are ensured to correspond to the pin holes of the middle machine body.

Furthermore, the tray lifting and positioning mechanism of the movable and fixed trays consists of a lifting cylinder, a guide rod, a positioning pin, a blocking cylinder and an anti-rebound assembly; the guide rod and the positioning pin are arranged on the jacking mounting plate and driven to lift by a jacking cylinder arranged on the fixed plate, and the blocking cylinder and the anti-rebound assembly are arranged on the fixed plate through a transition connecting plate; the lifting cylinder and the guide rod drive the lifting positioning mechanism to lift, and the movable tray and the fixed tray are positioned through the positioning pin so as to ensure that the material taking positions of the workpieces are consistent.

Has the advantages that: compared with the prior art, the utility model discloses a motor-driven fixed disk automatic assembly equipment of vehicle air conditioner compressor lifts the accurate assembly that the combination of positioning mechanism and visual identification mechanism can realize the work piece with flexibility, improves the fault-tolerant rate as far as possible under the reliable condition of assurance precision, the utility model discloses neglected loading, the misloading caused by fatigue in having avoided the manual assembly process.

Drawings

FIG. 1 is a front view of an automatic fixed platen assembly machine for an automotive air conditioning compressor;

FIG. 2 is a top view of an automatic assembly machine for a motor stator plate of an automotive air conditioning compressor;

FIG. 3 is a perspective view of the flexible lifting mechanism;

FIG. 4 is a side view of the flexible lifting mechanism;

FIG. 5 is a bottom view of the housing positioning mechanism;

FIG. 6 is a top view of the housing positioning mechanism;

FIG. 7 is a schematic structural view of the movable plate turnover mechanism;

FIG. 8 is a schematic view of a robotic flexible jaw mechanism;

FIG. 9 is a schematic structural view of a fixed plate assembling mechanism;

FIG. 10 is a schematic structural view of a movable and fixed coil lifting mechanism;

FIG. 11 is a schematic view of a workpiece configuration;

the reference signs are: 100-a housing flexible lifting mechanism; 101-a lifting cylinder; 102-a barrier cylinder; 103-lifting plate; 104-a locating pin; 105-an anti-rebound mechanism; 106-a floating spring; 107-flat ball head; 108-a floating ball head; 200-a housing locating and refueling mechanism; 201-step motor of oil feeding mechanism; 202-an oiling mechanism; 203-a housing positioning mechanism; 300-a movable disc turnover mechanism; 301-a lifting mechanism; 302-a rotation mechanism; 303-a jaw mechanism; 304-anti-rotation ring pallet; 305-a rotation mechanism limit buffer; 400-a robotic grasping assembly mechanism; 401-planar floating mechanism; 402-workpiece disengaging cylinder; 403-gripper cylinder; 404-magnetic jaws; 500-fixed disc assembly mechanism; 501-a fixed disc grabbing and positioning mechanism; 502-a lift limit buffer; 503-a lifting mechanism; 504-a transfer cylinder; 600-moving and fixing tray lifting and positioning mechanism; 601-jacking cylinder; 602-a guide bar; 603-positioning pins; 604-blocking the cylinder; 605-an anti-rebound assembly; 700-a visual recognition mechanism; 001-lower housing component; 002-moving disc; 003-moving disc bearing; 004-fixing the disc; 005-anti-rotation ring.

Detailed Description

The invention is further described below with reference to examples and figures.

As shown in fig. 1 and fig. 2, an automatic assembly device for a motor-driven fixed plate of an automobile air conditioner compressor comprises a shell flexible lifting mechanism 100, a shell positioning and oiling mechanism 200, a movable plate overturning mechanism 300, a robot grabbing and assembling mechanism 400, a fixed plate assembling mechanism 500, a movable plate and fixed plate tray lifting and positioning mechanism 600 and a visual identification mechanism 700.

Each mechanism is arranged on a rack of the equipment, wherein the shell flexible lifting mechanism 100 and the movable fixed tray lifting and positioning mechanism 600 are arranged at the centers of two production lines, so that the center of the lower shell component 001 and the center of the fixed tray 004 after the workpieces are lifted and positioned by the shell flexible lifting mechanism 100 and the fixed tray lifting and positioning mechanism are ensured to be on the same horizontal line, and the height of the fixed tray 004 on the movable fixed tray is consistent with the height of the fixed tray in the lower shell component 001 after the workpieces are completely assembled; the housing locating and refueling mechanism 200 and the visual recognition mechanism 700 are coincident with the center of the lower housing assembly 001; the movable disc overturning mechanism 300 and the robot grabbing and assembling mechanism 400 are arranged between two production lines, so that the overturned movable disc overturning mechanism 300 and the lower shell assembly 001 are ensured to be positioned in the arm expanding range of the robot grabbing and assembling mechanism 400 at the same time; the fixed tray assembly mechanism 500 is arranged between the shell flexible lifting mechanism 100 and the movable fixed tray lifting and positioning mechanism 600, and the terminal position of walking transfer is adjusted through terminal limit at two ends;

as shown in fig. 10 and 11, the movable disk 002 of the air conditioner compressor of the automobile is installed in the lower shell component 001, the movable disk bearing 003 and the anti-rotation ring 005 are installed between the lower shell component 001 and the movable disk 002, the movable disk 002 is rotationally driven to rotate by the main shaft of the motor, and the limit of the anti-rotation ring 005 is used for ensuring that the movable disk 002 is tightly matched with the vortex line between the fixed disk 004 in the rotating process.

As shown in fig. 3 and 4, the floating ball 108 of the flexible lifting mechanism 100 of the housing is in sliding contact with the lifting plate 103 through a spherical surface to support the whole tray, the lifting plate is leveled to the horizontal by the floating spring 106 and the leveling ball 107 installed between the lifting plate 103 and the fixed plate, and the lifting positioning plate is ensured not to fall off by four pull rods distributed around, so that the lifting plate 103 is ensured to be in a horizontal state in a natural state.

The flexible lifting mechanism can realize the swinging of the workpiece in any direction in a plane, and the accurate positioning of the end surface of the workpiece is realized through the positioning boss and the positioning pin of the shell positioning mechanism 203 arranged on the shell positioning and oiling mechanism 200 in the figures 5 and 6, so that the end surface of the workpiece is ensured to be parallel to the horizontal plane, the accumulation of errors caused by the processing errors of the shell, a tool tray and the like is avoided, and the accurate positioning of the shell is realized; the oiling mechanism consists of an oiling mechanism stepping motor 201 and an oiling mechanism 202, and lubricating oil is added to the installed movable plate type line.

The shell positioning and oiling mechanism 200 comprises an oiling mechanism stepping motor 201, an oiling mechanism 202 and a shell positioning mechanism 203, wherein the oiling mechanism stepping motor 201 and the shell positioning mechanism 203 are arranged on a fixed plate, the oiling mechanism 202 is arranged on a guide rail slide block fixed on a mounting plate, and the oiling mechanism stepping motor 201 drives the oiling mechanism stepping motor to move forwards and backwards through a belt; the positioning boss and the positioning pin of the shell positioning mechanism 203 realize accurate positioning of the end face of the workpiece, so that the end face of the workpiece is ensured to be parallel to a horizontal plane, and the accumulation of errors caused by processing errors of a shell, a tooling tray and the like is avoided, so that the accurate positioning of the shell is realized; the housing positioning and oiling mechanism 200 applies lubricating oil to the moving plate wire after installation.

As shown in fig. 7, the movable plate turnover mechanism 300 includes a lifting mechanism 301, a rotating mechanism 302, a clamping jaw mechanism 303, an anti-rotation ring supporting plate 304 and a rotating mechanism limiting buffer 305, wherein the clamping jaw mechanism 303 and the anti-rotation ring supporting plate 304 are mounted on the rotating mechanism 302 and driven by the rotating mechanism to turn over 180 degrees, the rotating mechanism 302 and the rotating mechanism limiting buffer 305 are mounted on the lifting mechanism and driven by the lifting mechanism to lift up and down, and the lifting mechanism 301 is mounted on the base; drive rotary mechanism 302 and gripper mechanism 303 by elevating system 301 and go up and down, get and rise with the subassembly clamp that driving disk 002 and anti-revolve ring 005 are constituteed through gripper mechanism 303, then overturn 180 degrees with it by tilting mechanism, make the vortex line of driving disk 002 face up, the in-process is guaranteed by anti-revolve ring layer board 304 that anti-revolve ring 005 can not drop to it is spacing to cushion rotation mechanism 302 by rotary mechanism spacing buffer 305, wait for the robot to snatch assembly devices 400 and snatch.

As shown in fig. 8, the robot grabbing assembly mechanism 400 is installed at the end of a robot, and includes a planar floating mechanism 401, a workpiece disengaging cylinder 402, a clamping jaw cylinder 403 and a magnetic clamping jaw 404, and is a mechanism for grabbing and assembling a workpiece, the upper end surface of the planar floating mechanism 401 is connected with the end of the robot through a transition plate, the lower end surface is connected with the workpiece disengaging cylinder 402 and the clamping jaw cylinder 403 through the transition plate, the magnetic clamping jaw 404 is installed on the clamping jaw cylinder 403, and six magnets uniformly distributed on the circumference are inlaid on the inner side of the magnetic clamping jaw for attracting an anti-rotation ring; a plane floating mechanism 401 is arranged between the whole mechanism and the tail end of the robot, so that the clamping jaw mechanism 303 can have a floating amount of about 2mm in the horizontal direction to make up for a gap generated by accumulated errors; gripper mechanism 303 still sets up the magnetism clamping jaw 404 of six equipartitions and is used for holding six anti-rotation rings 005 in driving disk 002 side, avoids it to drop at the in-process of snatching, still sets up the work piece in driving disk 002 top and breaks away from cylinder 402, ensures that the magnetism clamping jaw can break away from driving disk 002, and then in order to realize flexible assembly to judge whether driving disk 002 installation targets in place by the position feedback on gripper mechanism 303.

As shown in fig. 9, the fixed disk assembling mechanism 500 is composed of a fixed disk grabbing positioning mechanism 501, a lifting limiting buffer 502, a lifting mechanism 503 and a transferring cylinder 504; the grabbing positioning mechanism 501 and the lifting limiting buffer 502 are arranged on the lifting mechanism 503 and driven by the lifting mechanism to lift up and down, the lifting mechanism 503 is arranged on a guide rail slide block fixed on the mounting plate and driven by the transfer cylinder 504 to transfer left and right; the fixed disc grabbing and positioning mechanism 501 is driven to descend through the lifting mechanism 503 and grab the fixed disc, the fixed disc grabbing and positioning mechanism is moved to the upper side of the lower shell component 001 through the moving and loading cylinder 504 and is installed in the lower shell component 001, and two pins on the moving disc 002 are ensured to correspond to the pin holes of the middle shell.

As shown in fig. 10, the moving and fixed tray lifting and positioning mechanism 600 is composed of a jacking cylinder 601, a guide rod 602, a positioning pin 603, a blocking cylinder 604, and an anti-rebound assembly 605; the guide rod 602 and the positioning pin 603 are arranged on the jacking mounting plate and driven to lift by a jacking cylinder 601 arranged on the fixing plate, and the blocking cylinder 604 and the anti-rebound assembly 605 are arranged on the fixing plate through a transition connecting plate; the lifting cylinder 601 and the guide rod 602 drive the lifting positioning mechanism to lift, and the movable and fixed tray is positioned through the positioning pin 603, so as to ensure that the material taking positions of the workpieces are consistent.

The utility model discloses the working process is as follows: the movable and fixed tray lifting and positioning mechanism 600 lifts and positions the movable and fixed tray, the lifting mechanism 301 in the movable tray turnover mechanism 300 drives the rotating mechanism 302 and the clamping jaw mechanism 303 to lift, the clamping jaw mechanism 303 clamps and lifts the assembly consisting of the movable tray 002 and the anti-rotation ring 005, and then the turnover mechanism turns the assembly for 180 degrees; meanwhile, the shell flexible lifting mechanism 100 lifts the lower shell component 001 tray, the accurate positioning of the end face of the workpiece is realized by the aid of a positioning boss and a positioning pin of the shell positioning mechanism 203 arranged on the shell positioning and oiling mechanism 200, and then the position of the movable disc bearing 003 in the lower shell component 001 is photographed and recognized by the visual recognition mechanism 700, so that the robot grabbing and assembling mechanism 400 is guided to assemble the grabbed movable disc 002 and anti-rotation ring 005 components into the lower shell component 001, and the movable disc 002 is assembled; then, the oiling mechanism 202 is driven by the oiling mechanism stepping motor 201 to move to the upper part of the movable disc 002, and oiling is carried out on the vortex line position of the movable disc 002; then, the fixed disk assembling mechanism 500 drives the fixed disk grabbing positioning mechanism 501 to descend through the lifting mechanism 503 and grab the fixed disk, and the fixed disk grabbing positioning mechanism is moved to the upper side of the lower shell assembly 001 through the moving and carrying cylinder 504 and installed in the lower shell assembly 001, so that the fixed disk assembling is completed.

The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention to perform various equivalent transformations, which all belong to the protection scope of the present invention.

Claims

1. The utility model provides a mobile fixed disk automatic assembly equipment of vehicle air conditioner compressor for installation vehicle air conditioner compressor's driving disk (002) and fixed disk (004), vehicle air conditioner compressor's driving disk (002) install in casing subassembly (001) down, its characterized in that: the device comprises a shell flexible lifting mechanism (100) and a visual recognition mechanism (700) which are arranged on a rack of the device, wherein a shell positioning and oiling mechanism (200) is arranged above the shell flexible lifting mechanism (100), a movable fixed tray lifting and positioning mechanism (600) is arranged on one side of the shell flexible lifting mechanism (100), and a movable tray overturning mechanism (300) is arranged between the shell flexible lifting mechanism (100) and the movable fixed tray lifting and positioning mechanism (600); a fixed disc assembly mechanism (500) is arranged above the shell flexible lifting mechanism (100) and the movable fixed disc tray lifting positioning mechanism (600), and the terminal positions of walking and transferring are adjusted through terminal limit at two ends; a robot grabbing and assembling mechanism (400) is arranged on the fixed disc assembling mechanism (500); the shell flexible lifting mechanism (100) and the movable and fixed tray lifting and positioning mechanism (600) are arranged at the centers of the two production lines, and the movable tray overturning mechanism (300) and the robot grabbing and assembling mechanism (400) are arranged between the two production lines; wherein, the movable disc (002) of the automobile air-conditioning compressor is arranged in the lower shell component (001); the center of the lower shell component (001) and the center of the fixed disc (004) after the workpiece of the shell flexible lifting mechanism (100) and the movable fixed disc tray lifting and positioning mechanism (600) is lifted and positioned are on the same horizontal line, and the height of the fixed disc (004) on the movable fixed disc tray is consistent with the height of the lower shell component (001) after the assembly is finished; the shell positioning and oiling mechanism (200) and the visual identification mechanism (700) are consistent with the center of the lower shell component (001).

2. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: lower casing subassembly (001) and driving disk (002) between installation cooperation movable disk bearing (003) and prevent revolving ring (005) that use, it is rotatory to rely on motor spindle rotary drive driving disk (002), rely on the spacing of preventing revolving ring (005) to ensure that driving disk (002) is inseparable in the cooperation of the vortex line between rotatory in-process and fixed plate (004).

3. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: after the robot is turned, the movable disc turning mechanism (300) and the lower shell assembly (001) are located in the arm extension range of the robot grabbing and assembling mechanism (400) at the same time.

4. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the flexible lifting mechanism (100) of the shell comprises a lifting cylinder (101), wherein a blocking cylinder (102), a fixing plate and a rebound prevention mechanism (105) are arranged on the lifting cylinder (101), a lifting plate (103) is arranged on the fixing plate, a positioning pin (104) is arranged on the lifting plate (103), the lifting plate (103) is arranged on the fixing plate through a floating spring (106), a jacking ball head (107) matched with the floating spring (106) is arranged on the floating spring (106), a floating ball head (108) is arranged between the fixing plate and the lifting plate (103), the floating ball head (108) is in sliding contact with the lifting plate (103) through a spherical surface to play a role in supporting the whole tray, the jacking plate is jacked to the horizontal through the floating spring (106) and the jacking ball head (107) arranged between the lifting plate (103) and the fixing plate, and the lifting positioning plate is guaranteed to be prevented from falling off by four tension rods distributed around, the lifting plate (103) is ensured to be in a horizontal state in a natural state, and the workpiece swings in any direction in a plane.

5. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the shell positioning and oiling mechanism (200) comprises an oiling mechanism stepping motor (201), an oiling mechanism (202) and a shell positioning mechanism (203), wherein the oiling mechanism stepping motor (201) and the shell positioning mechanism (203) are arranged on a fixing plate, the oiling mechanism (202) is arranged on a guide rail slide block fixed on a mounting plate, and the oiling mechanism stepping motor (201) drives the oiling mechanism stepping motor to move forward and backward through a belt; the positioning boss and the positioning pin of the shell positioning mechanism (203) realize accurate positioning of the end face of the workpiece; the shell positioning and oiling mechanism (200) adds lubricating oil to the moving disc type line after installation.

6. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the movable disc turnover mechanism (300) comprises a lifting mechanism (301), a rotating mechanism (302), a clamping jaw mechanism (303), an anti-rotation ring supporting plate (304) and a rotating mechanism limiting buffer (305), wherein the clamping jaw mechanism (303) and the anti-rotation ring supporting plate (304) are arranged on the rotating mechanism (302) and driven by the rotating mechanism to turn over for 180 degrees, the rotating mechanism (302) and the rotating mechanism limiting buffer (305) are arranged on the lifting mechanism and driven by the lifting mechanism to lift up and down, and the lifting mechanism (301) is arranged on a base; drive rotary mechanism (302) and gripper mechanism (303) by elevating system (301) and go up and down, it gets and rises with movable disk (002) and the subassembly clamp of preventing revolving ring (005) to press from both sides through gripper mechanism (303), then overturn 180 degrees with it by tilting mechanism, make the vortex line of movable disk (002) face up, the in-process is guaranteed by preventing revolving ring layer board (304) to prevent revolving ring (005) can not drop, and it is spacing to cushion rotary mechanism (302) by rotary mechanism spacing buffer (305), wait for the robot to snatch assembly devices (400) and snatch.

7. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the robot grabbing assembly mechanism (400) is arranged at the tail end of a robot and comprises a plane floating mechanism (401), a workpiece disengaging cylinder (402), a clamping jaw cylinder (403) and a magnetic clamping jaw (404), and the mechanism is used for grabbing and assembling the workpiece, the upper end face of the plane floating mechanism (401) is connected with the tail end of the robot through a transition plate, the lower end face of the plane floating mechanism is connected with the workpiece disengaging cylinder (402) and the clamping jaw cylinder (403) through the transition plate, the magnetic clamping jaw (404) is arranged on the clamping jaw cylinder (403), and six magnets which are uniformly distributed on the circumference are inlaid in the inner side of the linear clamping jaw cylinder and used for sucking and preventing rotation rings; a plane floating mechanism (401) is arranged between the whole mechanism and the tail end of the robot, so that the clamping jaw mechanism (303) can have 2mm floating amount in the horizontal direction to make up for the gap generated by accumulated errors; clamping jaw mechanism (303) still sets up magnetism clamping jaw (404) of six equipartitions and is used for holding six anti-rotation rings (005) in driving disk (002) side, avoids it to drop at the in-process of snatching, still sets up the work piece in driving disk (002) top and breaks away from cylinder (402), ensures that the magnetism clamping jaw can break away from driving disk (002), and then in order to realize flexible assembly to judge whether driving disk (002) installation targets in place by the position feedback on clamping jaw mechanism (303).

8. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the fixed disc assembling mechanism (500) comprises a fixed disc grabbing and positioning mechanism (501), a lifting limiting buffer (502), a lifting mechanism (503) and a transferring cylinder (504); the grabbing positioning mechanism (501) and the lifting limiting buffer (502) are arranged on a lifting mechanism (503) and driven by the lifting mechanism to lift up and down, the lifting mechanism (503) is arranged on a guide rail slide block fixed on a mounting plate and driven by a transfer cylinder (504) to transfer left and right; the fixed disc grabbing and positioning mechanism (501) is driven to descend through the lifting mechanism (503), the fixed disc is grabbed, the fixed disc grabbing and positioning mechanism is moved to the upper side of the lower shell assembly (001) through the moving and loading cylinder (504) and is installed in the lower shell assembly (001), and two pins on the moving disc (002) are ensured to correspond to the pin holes of the middle machine body.

9. The automatic assembling equipment for the fixed plate of the compressor of the automobile air conditioner as claimed in claim 1, wherein: the tray lifting and positioning mechanism (600) of the movable and fixed trays consists of a jacking cylinder (601), a guide rod (602), a positioning pin (603), a blocking cylinder (604) and an anti-rebound assembly (605); the guide rod (602) and the positioning pin (603) are arranged on the jacking mounting plate and driven to lift by a jacking cylinder (601) arranged on the fixing plate, and the blocking cylinder (604) and the anti-rebound assembly (605) are arranged on the fixing plate through a transition connecting plate; the lifting cylinder (601) and the guide rod (602) drive the lifting positioning mechanism to lift, and the movable tray and the fixed tray are positioned through the positioning pin (603) so as to ensure that the material taking positions of the workpieces are consistent.