CN211405797U

CN211405797U - Rear stator feeding mechanism of vertical combined machine of disc motor

Info

Publication number: CN211405797U
Application number: CN202020098695.2U
Authority: CN
Inventors: 王少剑
Original assignee: Zhejiang PanGood Power Technology Co Ltd
Current assignee: Zhejiang PanGood Power Technology Co Ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-09-01
Anticipated expiration: 2030-01-16

Abstract

The utility model provides a vertical back stator feed mechanism who closes installation of disk motor belongs to the disk motor and attaches together technical field. It is including attaching together the frame, attach together and be equipped with horizontal feed mechanism of back stator and vertical setting and be used for carrying back stator to attaching together the vertical feed mechanism of back stator on frame upper portion on the frame and be equipped with horizontal setting and be used for carrying the back stator. Horizontal feed mechanism of back stator of horizontal setting and the combination of the back stator feed mechanism of vertical setting form straight line material loading module, this straight line material loading module replaces six articulated robots to realize the material loading of back stator, and repeated positioning accuracy is higher, can also simplify complete machine structure and action flow, make the complete machine reliability improve, area sparingly is showing in addition, secondly, the vertical feed mechanism of back stator can drive back stator location structure when attaching together the back stator and float a little on the horizontal plane, thereby reduce the rotor bearing atress of attaching together the in-process, improve and attach together the quality.

Description

Rear stator feeding mechanism of vertical combined machine of disc motor

Technical Field

The utility model belongs to the technical field of the disk motor attaches together, a vertical back stator feed mechanism who closes installation of disk motor is related to.

Background

The disc type motor is of a double-stator and single-rotor structure, and particularly comprises a front stator, a rear stator and a rotor, wherein the stator mainly comprises an iron core, a coil and a shell, and the front stator and the rear stator are basically identical in structure. The rotor comprises a permanent magnet, a permanent magnet retainer and a rotating shaft, and two bearings are respectively arranged at two ends of the rotating shaft. The assembly process of the disc motor mainly completes the assembly of the three parts, namely, the bearing on the rotor is arranged in the bearing chamber of the stator shell. The existing disc type motor assembling machine is generally of a horizontal structure, and the basic principle of the existing disc type motor assembling machine is that a left tooling plate and a right tooling plate respectively clamp a front stator and a rear stator, a rotor is arranged in the middle of the existing disc type motor, the rotor is positioned and clamped by a tip shaft, and the front tooling plate and the rear tooling plate are simultaneously closed to the rotor in the middle until a rotor bearing completely enters a stator shell. The existing horizontal type assembling machine has the problems of difficult feeding, poor precision and the like;

the existing close-fitting machine has poor stability of automatic feeding, and particularly relates to a rear stator. The prior art mainly adopts a six-axis joint robot, and the weight of a grabbed object is heavier, so that the load of the selected robot reaches 260KG, the cost of the whole robot is increased, and the occupied area is increased. Although the repetition precision of the robot reaches +/-0.05 mm, the precision requirement of precision assembly is not yet met, the stability is poor, and a certain feeding failure probability exists.

Disclosure of Invention

The utility model aims at the above-mentioned problem, a vertical back stator feed mechanism who closes installation of disk motor is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a vertical back stator feed mechanism who closes installation of disk motor, is including attaching together the frame, attach together the back stator that is equipped with on the frame and transversely sets up and be used for carrying the back stator horizontal feed mechanism and vertical setting and be used for carrying the back stator to attaching together the vertical feed mechanism of back stator on frame upper portion, back stator horizontal feed mechanism is equipped with back stator pre-installation frock and back stator location structure on the vertical feed mechanism of back stator respectively.

In the rear stator feeding mechanism of the vertical disc motor assembling machine, the rear stator horizontal feeding mechanism 203 comprises a stator horizontal sliding rail 208 arranged on the assembling machine base 20, the stator positioning structure 206 and the rear stator preassembly tool 205 are connected with the stator horizontal sliding rail 208 in a sliding fit manner, the stator positioning structure 206 and the rear stator preassembly tool 205 are connected through a connecting plate, and a stator tool linear motion mechanism 209 connected with the stator positioning structure 206 is arranged on one side, far away from the rear stator preassembly tool 205, of the assembling machine base 20.

In the rear stator feeding mechanism of the vertical disc motor assembling machine, the stator tool linear motion mechanism comprises a first linear driver fixed on one side of the assembling machine base far away from the rear stator pre-assembling tool, the first linear driver is provided with an output shaft capable of reciprocating along a straight line, and the end part of the output shaft of the first linear driver is connected with the stator positioning structure 206.

In the rear stator feeding mechanism of the vertical disc motor assembling machine, the rear stator vertical feeding mechanism comprises a rear stator positioning structure, a rear stator feeding vertical driving assembly capable of driving the rear stator positioning structure to lift along the vertical direction and a horizontal linear rail assembly capable of driving the rear stator positioning structure to horizontally slide and center, the rear stator feeding vertical driving assembly comprises a plurality of linear rail stand columns which are arranged in the assembling machine base and are symmetrical along the center line of the assembling machine base, vertical linear guide rails are arranged on the linear rail stand columns, at least two first drivers arranged at the top of the assembling machine base are further arranged on the assembling machine base, and a power shaft of each first driver is connected with the rear stator positioning structure.

In the rear stator feeding mechanism of the disc type motor vertical assembling machine, the rear stator preassembly tool comprises a clamping base, at least two concentric coarse positioning pieces and a fine positioning piece are arranged on the axis of the coarse positioning pieces, at least one positioning pin is arranged on the coarse positioning pieces, the coarse positioning pieces are pressed against the inner wall of the outer ring of the stator, the fine positioning piece can be expanded to the inner wall of the inner ring of the stator, and a plurality of limiting columns are further arranged on the clamping base;

the thick positioning piece comprises at least two tool positioning block groups concentrically arranged on the clamping base, each tool positioning block group is provided with at least one group of arc bosses, the arc bosses protrude out of the top surface of the tool positioning block group, positioning pins are positioned on one sides, far away from the circle center, of the arc bosses, the tool positioning block group is formed by combining a plurality of tool positioning blocks circumferentially arranged, the tool positioning blocks protrude out of the top surface of the clamping base, the top surface of each tool positioning block is horizontally arranged, each group of arc bosses comprises a plurality of arc bosses with the same radian, and the arc bosses are connected to form a circular ring shape;

the fine positioning piece comprises a driving piece 107, the driving piece 107 is a three-jaw oil cylinder or a three-jaw air cylinder, the driving piece 107 is provided with three supporting arms which are uniformly arranged along the circumferential interval, the intersection point of the three supporting arms is positioned on the axis of the coarse positioning piece, the cross section of each supporting arm is shaped, and an arc-shaped surface is further arranged on the outer side wall of the vertical end of each supporting arm.

In the rear stator feeding mechanism of the disc motor vertical assembling machine, the clamping base is further provided with a positioning pin hole corresponding to the positioning pin, the bottom of the positioning pin is inserted into the positioning pin hole, a driving part capable of driving the positioning pin to move upwards is further arranged in the positioning pin hole, and the driving part is a linear driver or a spring;

when the driving part is a linear driver, the linear driver is provided with an output shaft capable of reciprocating along a straight line, and the end part of the output shaft of the linear driver is connected with the bottom of the positioning pin;

when the driving part is a spring, the bottom of the spring is fixedly connected with the bottom of the positioning pin hole, the top of the spring is fixedly connected with the bottom of the positioning pin, and when the spring is in a non-pressure state, the spring drives the positioning pin to protrude out of the top surface of the positioning pin hole.

In the rear stator feeding mechanism of the vertical disc motor assembling machine, the horizontal linear rail assembly comprises a rear stator horizontal linear rail connected with the rear stator positioning structure and an upper centering cylinder fixed on the rear stator horizontal linear rail, the rear stator horizontal linear rail is transversely arranged, the top of the rear stator horizontal linear rail is connected with a power shaft of a first driver, the bottom of the rear stator horizontal linear rail is in sliding fit with the rear stator positioning structure, and the upper centering cylinder can drive the rear stator positioning structure to transversely reciprocate.

In the rear stator feeding mechanism of the disc type motor vertical assembling machine, the rear stator positioning structure comprises a fixture bottom frame, the fixture bottom frame is in sliding fit with the stator transverse slide rail 208 or is connected with a power shaft of a first driver, a positioning tooling plate is arranged on the fixture bottom frame, at least two sliders symmetrical along the central line of the positioning tooling plate are further arranged on the fixture bottom frame, a sliding mechanism for driving the sliders to be close to or far away from the positioning tooling plate along the horizontal direction is arranged between the fixture bottom frame and the sliders, a pressing mechanism capable of pressing downwards and lifting upwards is arranged on the sliders, the pressing mechanism comprises a jacking block arranged at the top of the sliders, a pressing arm is rotatably arranged on the jacking block, the jacking block is in sliding fit with the sliders, a connecting rod is arranged on the pressing arm, and the pressing arm is in rotating fit with the connecting rod, the sliding mechanism comprises at least two driving sliding blocks arranged in the clamp underframe.

In the rear stator feeding mechanism of the disc type motor vertical assembling machine, the top of the sliding block is provided with an inclined plane, the joint of the jacking block and the sliding block is also provided with an inclined plane, the inclination of the top of the sliding block is the same as that of the jacking block, the central line of the sliding block is perpendicular to the pressing arm, the fixture underframe is provided with a plurality of fixture mounting blocks which are symmetrical along the central line of the positioning tool plate, the jacking block and the sliding block are positioned in the fixture mounting blocks, the jacking block and the sliding block are respectively in sliding fit with the fixture mounting blocks, and the connecting rod is connected with the fixture mounting blocks;

the fixture comprises a fixture mounting block, a jacking block, a driving block, a plurality of second linear drivers and a driving block, wherein the fixture mounting block is provided with the first linear driver, the power shaft of the first linear driver is connected with the sliding block, the top of the fixture mounting block is provided with a dustproof cover plate, the dustproof cover plate is positioned right above the jacking block, the driving block is positioned below the fixture mounting block and is connected with the fixture mounting block, the fixture chassis is internally provided with the plurality of second linear drivers, and the power shaft of the second linear driver is connected with the driving block.

In the rear stator feeding mechanism of the vertical disc motor assembling machine, the driving slider is provided with a plurality of anti-deviation slide rails which are symmetrical along the central line of the driving slider, the driving slider is matched with the anti-deviation slide rails in shape, and the driving slider is in sliding fit with the anti-deviation slide rails.

Compared with the prior art, the utility model has the advantages of:

1. horizontal feed mechanism of back stator of horizontal setting and the combination of the back stator feed mechanism of vertical setting form straight line material loading module, this straight line material loading module replaces the material loading of six joint robots realization back stator, and repeated positioning accuracy is higher, can also simplify complete machine structure and action flow, make the complete machine reliability improve, area sparingly is showing in addition, secondly, the vertical feed mechanism of back stator can drive back stator location structure when attaching together the back stator and float a little on the horizontal plane, reduce the rotor bearing atress of attaching together the in-process, improve and attach together the quality.

2. Rear stator pre-installation frock on the horizontal feed mechanism of back stator can carry out accurate location to the back stator to further improve the precision of material loading, the horizontal feed mechanism of back stator can be transported the back stator that the location is good to attaching together in the frame, and the back stator location structure in cooperation back stator feed mechanism and the back stator feed mechanism is fixed with the back stator and upwards transports to attaching together the back stator at frame top on attaching together the station, realizes the material loading of back stator for six joint robot, the utility model discloses the repeated positioning accuracy is higher, can effectively reduce the error.

3. The back stator is installed on back stator pre-installation frock, and stator frock linear motion mechanism can drive the mount motion and transport back stator to attaching together the frame in, back stator is located the back stator feed mechanism below that attaches together the frame, and back stator feed mechanism can transport back stator to being located the back stator that attaches together the frame top and attaching together the station this moment, realizes the material loading of back stator for six joint robots, the utility model discloses the repeated positioning accuracy is higher, can effectively reduce the error.

4. When the back stator positioning structure moves downwards to clamp the back stator, the first driver is started, the power shaft of the first driver drives the back stator positioning structure to move up and down, and the linear rail stand column is used for fixing the vertical linear guide rail, so that the assembling precision is further ensured.

5. 5, back stator location structure top has a bell mouth, the output shaft tip of going up centering cylinder is the toper, back stator location structure is used for the stator behind the clamping motor, after last centering cylinder moves to being close to back stator location structure one end, with back stator location structure looks butt, make back stator location structure can not freely move, after last centering cylinder moves to keeping away from back stator location structure one end, it is gapped between bell mouth and the awl axle, back stator location structure can freely move, through the stroke of adjusting last centering cylinder, can adjust the clearance between the conical surface, and then the float volume of control back stator frock board, technical staff in the art should understand, it can be the cylinder or the hydro-cylinder to go up centering cylinder.

6. The utility model discloses a thick setting element that at least two concentric settings can make this anchor clamps adaptation back stator of at least two kinds of different specifications to improve the practicality of this anchor clamps, thick setting element top is pressed and can be fixed a position the reference surface of back stator horizontal direction in the stator outer lane, prevent that back stator from appearing the slope, and can cooperate with stator outer lane inside wall simultaneously and carry out thick location to back stator, thereby improve the accuracy of accurate positioning and improve the efficiency of location, the locating pin can cooperate the cylinder pinhole cooperation on the back stator to fix a position the circumferencial direction of stator, further improve the precision of stator location, can also play the effect that prevents the stator rotation of locating pin, secondly, the accurate positioning piece can expand tightly in the stator inner circle and can carry out accurate location to the stator, and can prevent the stator from becoming flexible, the utility model discloses a thick location earlier, the method of back accurate location, it is more convenient to go up the material operation, the efficiency is also improved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of the overall structure provided by the present invention;

FIG. 2 is a schematic structural view of a rear stator vertical feed mechanism;

FIG. 3 is a schematic diagram of the structure of the horizontal line rail assembly;

FIG. 4 is a schematic view of the rear stator positioning structure after installation of the rear stator;

FIG. 5 is a schematic structural view of a rear stator positioning structure;

FIG. 6 is a schematic view of the hold-down mechanism;

FIG. 7 is a schematic view showing the internal structure of the pressing mechanism;

FIG. 8 is a schematic view of the construction of the fixture undercarriage;

FIG. 9 is a schematic structural view of a rear stator pre-assembly fixture

FIG. 10 is a schematic view of the rear stator pre-assembly fixture after installation of the rear stator;

fig. 11 is a structural view of the rear stator.

Detailed Description

As shown in fig. 1-11, a rear stator feed mechanism of a vertical close-fitting machine of disk motor, including closing the frame 20, close-fitting be equipped with on the frame 20 transversely set up and be used for carrying rear stator horizontal feed mechanism 203 and vertical setting and be used for carrying the rear stator to close-fitting the vertical feed mechanism 207 of rear stator on frame 20 upper portion, rear stator horizontal feed mechanism 203 and rear stator vertical feed mechanism 207 are equipped with rear stator pre-installation frock 205 and rear stator location structure 206 on respectively.

In this embodiment, horizontal feed mechanism 203 of horizontal back stator that sets up and the combination of the back stator feed mechanism 207 of vertical setting form straight line material loading module, this straight line material loading module replaces six axis joint robot to realize the material loading of back stator, and the repeated positioning accuracy is higher, can also simplify complete machine structure and action flow, make the complete machine reliability improve, area is saved is showing in addition, secondly, the vertical feed mechanism 207 of back stator can drive back stator location structure 22 when assembling the back stator and float a little on the horizontal plane, be used for compensating the disalignment error of front and back stator.

Rear stator pre-installation frock 205 on the horizontal feed mechanism 203 of back stator can carry out accurate location to the back stator, thereby further improve the precision of material loading, the horizontal feed mechanism 203 of back stator can be transported the back stator that has fixed a position to attaching together in the frame, and back stator location structure 206 in cooperation back stator feed mechanism 207 and the back stator feed mechanism 207 is fixed with the back stator and upwards transports to attaching together the back stator at frame 20 top and attaches together on the station, realizes the material loading of back stator for six joint robot, the utility model discloses repeated positioning accuracy is higher, can effectively reduce the error.

Horizontal feed mechanism 203 of back stator including setting up the horizontal slide rail 208 of stator on assembling the frame 20, stator location structure 206 and back stator pre-installation frock 205 all be connected with horizontal slide rail 208 sliding fit of stator, stator location structure 206 and back stator pre-installation frock 205 between link to each other through the connecting plate, and it keeps away from back stator pre-installation frock 205 one side and is equipped with the stator frock linear motion mechanism 209 that links to each other with stator location structure 206 to attach together frame 20, stator frock linear motion mechanism 209 including fixing the linear actuator 210 who keeps away from back stator pre-installation frock 205 one side attaching together frame 20, linear actuator 210 have the output shaft that can follow straight reciprocating motion, linear actuator 210's output shaft tip link to each other with stator location structure 206.

In this embodiment, as in fig. 1, when back stator is installed on back stator pre-installation frock 205, back stator pre-installation frock 205 and the motion of stator location structure 206 on stator transverse slide rail 208 can be driven to stator frock linear motion mechanism 209 and with the back stator transportation to attach together in frame 20, back stator is located attaches together the back stator feed mechanism 207 below in frame 20, back stator feed mechanism 207 can transport back stator to being located the back stator that attaches together the frame top and attach together the station this moment, realize the material loading of back stator for six joint robot, the utility model discloses the repeated positioning accuracy is higher, can effectively reduce the error.

The stator tooling linear motion mechanism 209 is a first linear driver 210, and the first linear driver 210 can drive the rear stator preassembly tooling 205 and the stator positioning structure 206 to transversely synchronously move, so that the rear stator can be loaded.

Those skilled in the art will appreciate that the linear actuator may be a pneumatic cylinder, a hydraulic cylinder, or a linear motor.

Vertical feed mechanism 207 of back stator includes back stator location structure 206, can drive back stator location structure 206 along the vertical direction lift back stator material loading vertical drive subassembly 225 and can drive the horizontal linear rail subassembly 25 that back stator location structure 206 horizontal slip was centering, back stator material loading vertical drive subassembly 225 including set up in attaching together frame 20 a plurality of along attaching together the linear rail stand 26 of frame 20 central line symmetry, linear rail stand 26 on be equipped with vertical linear guide rail 24, attach together frame 20 on still be equipped with two at least settings in attaching together the first driver 37 at frame 20 top, the power shaft of first driver 37 link to each other with back stator location structure 206.

In this embodiment, as shown in fig. 2 and fig. 3, when the rear stator positioning structure 206 needs to be moved to move downward to clamp the rear stator, the first driver 37 is started, the power shaft of the first driver 37 drives the rear stator positioning structure 206 to move up and down, and the linear rail upright 26 is used for fixing the vertical linear guide rail 24, so as to further ensure the assembling precision.

It will be appreciated by those skilled in the art that the first actuator 37 may be an air cylinder, an oil cylinder or a linear motor.

The rear stator preassembly tool 205 comprises a clamping base 100, wherein the clamping base 100 is provided with at least two concentric coarse positioning pieces 101 and a fine positioning piece 103 arranged at the axis of the coarse positioning piece 101, the coarse positioning piece 101 is provided with at least one positioning pin 102, the coarse positioning piece is pressed against the inner wall of the outer ring of the stator, the fine positioning piece can be expanded tightly on the inner wall of the inner ring of the stator, and the clamping base 100 is also provided with a plurality of limiting columns 114;

in this embodiment, as shown in fig. 9-11, at least two concentric thick positioning elements 101 can adapt to at least two different specifications of back stators to improve the practical performance of the fixture, the thick positioning element is pressed against the inner wall 122 of the outer ring of the stator to position the reference surface of the back stator in the horizontal direction, thereby preventing the back stator from inclining, and can be matched with the inner wall 123 of the outer ring of the stator to roughly position the back stator, thereby improving the precision of precise positioning and the positioning efficiency, the positioning pin 102 can be matched with the cylindrical pin hole 124 on the back stator to position the stator in the circumferential direction, thereby further improving the precision of stator positioning, and the positioning pin 102 can also play a role of preventing the stator from rotating, and secondly, the precise positioning element can be expanded tightly against the inner ring 125 of the stator to precisely position the stator, and can prevent the stator from loosening, the utility model discloses a thick location earlier, the method of back smart location, it is more convenient that the material loading is operated, and efficiency also can promote.

The rough positioning piece 101 comprises at least two tool positioning block groups 104 concentrically arranged on the clamping base 100, each tool positioning block group 104 is provided with at least one group of arc bosses 120, the arc bosses 120 protrude out of the top surface of the tool positioning block group 104, positioning pins 102 are positioned on one sides, far away from the circle center, of the arc bosses 120, the tool positioning block groups 104 are formed by combining a plurality of tool positioning blocks 106 arranged along the circumferential direction, the tool positioning blocks 106 protrude out of the top surface of the clamping base 100, the top surface of the tool positioning blocks 106 is horizontally arranged, each group of the arc bosses 120 comprises a plurality of arc bosses 120 with the same radian, and the arc bosses 120 are connected to form a circular ring shape;

in this embodiment, as shown in fig. 9 to 11, the tooling positioning block set 104 is pressed against the inner wall 122 of the outer ring of the stator to position the reference surface of the rear stator in the horizontal direction, so as to prevent the rear stator from inclining, and the circular arc boss 120 can be matched with the inner wall 123 of the outer ring of the stator to perform coarse positioning on the rear stator, thereby improving the accuracy of fine positioning and the positioning efficiency.

Thereby at least two frock locating piece group 104 and all be equipped with at least a set of circular arc boss 120 on every frock locating piece group 104 and enable this anchor clamps ability adaptation two kinds of different specifications's back stator at least improve this anchor clamps practicality.

The top surface of the tooling positioning block 106 is horizontally arranged and can be pressed against the inner wall 122 of the outer ring of the stator to position the reference surface of the rear stator in the horizontal direction, so that the rear stator is prevented from inclining, and the arc boss 120 has a radian and is connected in an annular shape to be matched with the inner wall 123 of the outer ring of the stator.

The fine positioning element 103 comprises a driving element 107, the driving element 107 is a three-jaw oil cylinder or a three-jaw air cylinder, the driving element 107 is provided with three supporting arms 108 which are uniformly arranged along the circumferential interval, the intersection point of the three supporting arms 108 is located on the axis of the coarse positioning element 101, the cross section of each supporting arm 108 is L-shaped, and an arc-shaped surface 109 is further arranged on the outer side wall of the vertical end of each supporting arm 108.

In this embodiment, as shown in fig. 9 to 11, three support arms 108 on the three-jaw oil cylinder 107 can be inserted into the stator inner ring 125, the three-jaw oil cylinder 107 can drive the three support arms 108 to tension the stator inner ring 125 so as to accurately position the stator, and can prevent the stator from loosening, and secondly, the three-jaw oil cylinder 107 can drive the three support arms 108 to tension the stator inner ring 125 in a manner that the three-jaw oil cylinder can be adapted to stators of various specifications, and the first arc-shaped surface 109 of the support arm 108 can be matched with the stator inner ring 125, so that the adhesion between the support arm 108 and the stator inner ring 125 can be increased, and the tensioning effect can be enhanced.

The clamping base 100 is provided with a positioning pin hole 110 corresponding to the positioning pin 102, the bottom of the positioning pin 102 is inserted into the positioning pin hole 110, a driving part capable of driving the positioning pin 102 to move upwards is further arranged in the positioning pin hole 110, and the driving part is a linear driver or a spring; when the driving part is a linear driver, the linear driver is provided with an output shaft capable of reciprocating along a straight line, and the end part of the output shaft of the linear driver is connected with the bottom of the positioning pin 102; when the driving part is a spring, the bottom of the spring is fixedly connected with the bottom of the positioning pin hole 110, the top of the spring is fixedly connected with the bottom of the positioning pin 102, and when the spring is in a non-pressure state, the spring drives the positioning pin 102 to protrude out of the top surface of the positioning pin hole 110.

In this embodiment, as shown in fig. 9 to 11, the cylindrical pin hole 124 on the stator is moved to be aligned with the positioning pin 102, and the driving member can drive the positioning pin 102 to move upward and insert into the cylindrical pin hole 124 to position the stator in the circumferential direction, so as to further improve the positioning accuracy of the stator, and the positioning pin 102 can also play a role in preventing the stator from rotating.

When the driving part is a linear driver, the linear driver can drive the positioning pin 102 to descend into the positioning pin hole 110, after the stator is installed on the tool positioning block 106 and the positioning pin 102 is aligned with the cylindrical pin hole 124, the linear driver can drive the positioning pin 102 to ascend and be inserted into the cylindrical pin hole 124, the circumferential direction of the stator can be positioned, the positioning precision of the stator is further improved, and the positioning pin 102 can also play a role in preventing the stator from rotating.

When the driving part is a spring, the spring drives the positioning pin 102 to protrude out of the top surface of the positioning pin hole 110, after the stator is installed on the tool positioning block 106, the inner wall 122 of the outer ring of the stator can press the positioning pin 102 into the positioning pin hole 110, the stator is rotated, after the positioning pin 102 is rotated to be aligned with the cylindrical pin hole 124, the spring can drive the positioning pin 102 to be inserted into the cylindrical pin hole 124, the circumferential direction of the stator can be positioned, the positioning precision of the stator is further improved, and the positioning pin 102 can also play a role in preventing the stator from rotating.

It will be appreciated by those skilled in the art that the linear actuator may be a pneumatic cylinder, a hydraulic cylinder or a linear motor.

Horizontal linear rail subassembly 25 includes the back stator horizontal linear rail 28 that links to each other with back stator location structure 206 and fixes last centering cylinder 32 on back stator horizontal linear rail 28, back stator horizontal linear rail 28 transversely set up, back stator horizontal linear rail 28 top link to each other with the power shaft of first driver 37, and back stator horizontal linear rail 28 bottom and back stator location structure 206 sliding fit, last centering cylinder 32 can drive back stator location structure 206 horizontal reciprocating motion.

In this embodiment, as shown in fig. 3, a tapered hole is formed in the top of the rear stator positioning structure 206, the end of the output shaft of the upper centering cylinder 32 is tapered, the rear stator positioning structure 206 is used for clamping the rear stator of the motor, and when the upper centering cylinder 32 moves towards one end close to the rear stator positioning structure 206, the upper centering cylinder 32 abuts against the rear stator positioning structure 206, so that the rear stator positioning structure 206 cannot move freely, when the upper centering cylinder 32 moves towards one end far away from the rear stator positioning structure 206, a gap is formed between the tapered hole and the tapered shaft, the rear stator positioning structure 206 can move freely, and by adjusting the stroke of the upper centering cylinder 32, the gap between the tapered surfaces can be adjusted, so as to control the floating amount of the rear stator tooling plate 31.

The rear stator positioning structure 206 comprises a fixture underframe 1, the fixture underframe 1 is in sliding fit with a stator transverse slide rail 208 or is connected with a power shaft of a first driver 37, a positioning tooling plate 2 is arranged on the fixture underframe 1, at least two sliders 4 symmetrical along the central line of the positioning tooling plate 2 are further arranged on the fixture underframe 1, a sliding mechanism 4a for driving the sliders 4 to approach or depart from the positioning tooling plate 2 along the horizontal direction is arranged between the fixture underframe 1 and the sliders 4, a pressing mechanism 3 capable of pressing downwards and lifting upwards is arranged on the sliders 4, the pressing mechanism 3 comprises a jacking block 5 arranged at the top of each slider 4, a pressing arm 6 is rotatably arranged on each jacking block 5, the jacking block 5 is in sliding fit with the sliders 4, a connecting rod 7 is arranged on each pressing arm 6, and the pressing arms 6 are in rotating fit with the connecting rod 7, the sliding mechanism 4a comprises at least two driving sliding blocks 11 arranged in the fixture bottom frame 1, and the driving sliding blocks 11 are connected with the sliding blocks 4.

In this embodiment, as shown in fig. 4-8, the fixture chassis 1 can move along the front stator horizontal line rail 27, when a stator placed on the positioning tooling plate 2 needs to be clamped, the sliding mechanism 4a drives the sliding block 4 and the pressing mechanism 3 to move horizontally toward the end close to the positioning tooling plate 2, when the pressing mechanism 3 moves to a position corresponding to the stator, the pressing mechanism 3 can be pressed downward by moving the sliding block 4, the stator is symmetrically clamped, the fixture has a compact structure, is convenient to assemble and disassemble, and has a large clamping force, so that the stator is clamped well, specifically, when the stator needs to be clamped, the sliding block 4 is moved to drive the jacking block 5 to ascend through the sliding fit between the sliding block 4 and the jacking block 5, and the pressing arm 6 is driven to press downward through the action of the connecting rod 7 while the jacking block 5 ascends, the stator is symmetrically clamped, the clamping force is high, the fastening effect is good, and when the sliding block 4 and the pressing arm 6 need to move towards or away from one end of the positioning tooling plate 2, the sliding block 11 is driven to move.

The top of the sliding block 4 is provided with an inclined plane, the joint of the jacking block 5 and the sliding block 4 is also provided with an inclined plane, the inclination of the top of the sliding block 4 is the same as that of the jacking block 5, the central line of the sliding block 4 is perpendicular to the pressing arm 6, the fixture underframe 1 is provided with a plurality of fixture mounting blocks 8 which are symmetrical along the central line of the positioning tooling plate 2, the jacking block 5 and the sliding block 4 are positioned in the fixture mounting blocks 8, the jacking block 5 and the sliding block 4 are respectively in sliding fit with the fixture mounting blocks 8, and the connecting rod 7 is connected with the fixture mounting blocks 8;

in this embodiment, as shown in fig. 4-8, through the inclined plane effect between the jacking block 5 and the slider 4, it can be ensured that the slider 4 can push the jacking block 5 to realize ascending or descending in the moving process, the central line of the slider 4 is perpendicular to the pressing arm 6, a transverse space is utilized, size enlargement of the clamp in the length direction and the height direction is avoided, thereby reducing the structural size, the clamp mounting block 8 is used for mounting the jacking block 5, the slider 4 and the connecting rod 7, the jacking block 5 and the slider 4 can be displaced in the clamp mounting block 8, the clamp mounting block 8 also plays a limiting role for the jacking block 5 and the slider 4, and the jacking block 5 and the slider 4 are prevented from being loosened in the moving process.

The fixture mounting block 8 on be equipped with first linear actuator 9, first linear actuator 9's power shaft and slider 4 link to each other, fixture mounting block 8 top be equipped with dustproof apron 9a, dustproof apron 9a be located directly over jacking piece 5, drive slider 11 be located fixture mounting block 8 below and drive slider 11 and anchor clamps mounting block 8 link to each other, anchor clamps chassis 1 in be equipped with a plurality of second linear actuator 12, the power shaft of second linear actuator 12 and drive slider 11 link to each other.

In this embodiment, as shown in fig. 4-8, when the sliding block 4 needs to be moved, the first linear actuator 9 is started, the sliding block 4 is driven to move by the power shaft of the first linear actuator 9, the dust-proof cover plate 9a can prevent the jacking block 5 from separating from the fixture mounting block 8, the pressing arm 6 can have a self-locking function by the first linear actuator 9, when the first linear actuator 9 stops working, the stator will not separate from the fixture under the action of external force, it should be understood by those skilled in the art that the first linear actuator 9 can be an air cylinder, an oil cylinder or a linear motor, the driving sliding block 11 is connected with the fixture mounting block 8, when the fixture mounting block 8 needs to be moved, the second linear actuator 12 is started, the driving sliding block 11 and the fixture mounting block 8 are driven by the power shaft of the second linear actuator 12 to move toward or away from the end of the positioning tooling plate 2, it will be appreciated by those skilled in the art that the second linear actuator 12 may be an air cylinder, an oil cylinder or a linear motor.

The driving slide block 11 is provided with a plurality of deviation-preventing slide rails 13 which are symmetrical along the central line of the driving slide block 11, the driving slide block 11 is matched with the deviation-preventing slide rails 13 in shape, and the driving slide block 11 is in sliding fit with the deviation-preventing slide rails 13.

In this embodiment, as shown in fig. 4 to 8, in the moving process of the driving slider 11, the driving slider 11 is in sliding fit with the deviation-preventing slide rail 13, and the deviation-preventing slide rail 13 plays a role in limiting the driving slider 11, so as to prevent the driving slider 11 from generating an angle deviation in the moving process.

The utility model discloses a theory of operation is: preassembling a rear stator: the rear stator is placed on the clamping base 100 in an inverted manner, the supporting arm in a contraction state is inserted into the stator inner ring 125, the tooling positioning block group 104 is pressed against the inner wall 122 of the stator outer ring to position the reference surface of the rear stator in the horizontal direction, the rear stator is prevented from inclining, the arc boss 120 can be matched with the inner wall 123 of the stator outer ring to roughly position the rear stator, thereby improving the precision positioning accuracy and the positioning efficiency, the positioning gap 105 enables the two arc bosses 120 to accommodate the inner wall 122 of the outer ring of the stator, the positioning gap 105 is slightly larger than the thickness of the inner wall 122 of the outer ring of the stator to improve the rough positioning efficiency of the stator, the plurality of limiting columns 114 are matched with the flat plate 126 of the stator, the limiting columns 114 are positioned at the front side of the flat plate 126 of the stator and have gaps, the gap can facilitate stator installation, and when the stator rotates, the stator flat plate 126 can abut against the limiting column 114 to stop rotation; after the stator is placed on the tooling positioning block group 104, the positioning pin 102 is aligned with the cylindrical pin hole 124, the driving component can drive the positioning pin 102 to move upwards and is inserted into the cylindrical pin hole 124 so as to position the circumferential direction of the stator, the positioning precision of the stator is further improved, the positioning pin 102 can also play a role in preventing the stator from rotating, when the driving component is a linear driver, the linear driver can drive the positioning pin 102 to descend into the positioning pin hole 110, after the stator is installed on the tooling positioning block 106 and the positioning pin 102 is aligned with the cylindrical pin hole 124, the linear driver can drive the positioning pin 102 to ascend and is inserted into the cylindrical pin hole 124; when the driving part is a linear driver, the linear driver can drive the positioning pin 102 to descend into the positioning pin hole 110, after the stator is installed on the tool positioning block 106 and the positioning pin 102 is aligned with the cylindrical pin hole 124, the linear driver can drive the positioning pin 102 to ascend and be inserted into the cylindrical pin hole 124; finally, the three-jaw oil cylinder 107 can drive the three supporting arms 108 to tension the stator inner ring 125 so as to accurately position the stator and prevent the stator from loosening, secondly, the three-jaw oil cylinder 107 can drive the three supporting arms 108 to tension the stator inner ring 125 in a manner of being adaptive to stators of various specifications, the first arc-shaped surface 109 of the supporting arm 108 can be matched with the stator inner ring 125, the attaching degree of the supporting arm 108 and the stator inner ring 125 can be increased, and therefore the tensioning effect is enhanced;

after the rear stator preassembling is completed, the stator tool linear motion mechanism 209 can drive the stator transverse slide rail 208 to move and transport the rear stator to the assembling machine base 20, the rear stator is located below the rear stator feeding mechanism 207 in the assembling machine base 20, the first driver 37 can drive the rear stator positioning structure 206 to move downwards and clamp the rear stator through the rear stator positioning structure 206, meanwhile, the three-jaw oil cylinder in the rear stator preassembling tool 205 is loosened, the first driver 37 can drive the rear stator to ascend to the assembling position, at the moment, the rear stator feeding mechanism 207 can transport the rear stator to the rear stator assembling station located above the assembling machine base, and feeding of the rear stator and the rotor is completed.

Positioning before assembling the rear stator: when a stator placed on the positioning tooling plate 2 needs to be clamped, the second linear driver 12 is started, the power shaft of the second linear driver 12 drives the driving slide block 11 and the clamp mounting block 8 to move towards one end close to the positioning tooling plate 2, so that the pressing arm 6 moves to a position corresponding to the stator, the first linear driver 9 is started, the slide block 4 is driven to move through the power shaft of the first linear driver 9, the jacking block 5 can be prevented from being separated from the clamp mounting block 8 by the dustproof cover plate 9a, the jacking block 5 is driven to ascend through the inclined surface effect and the sliding fit between the jacking block 5 and the slide block 4, the pressing arm 6 is driven to press down through the action of the connecting rod 7 while the jacking block 5 ascends, the stator is symmetrically clamped, the clamping force is high, the fastening effect is good, the stator is symmetrically clamped, the clamp structure is compact, the dismounting is convenient, and the clamping force is large enough, the tight effect of clamp to the stator is better, move the in-process at drive slider 11, drive slider 11 and prevent inclined to one side slide rail 13 sliding fit, prevent inclined to one side slide rail 13 and play limiting displacement to drive slider 11, avoid drive slider 11 to take place the angular migration at the removal in-process, the central line of slider 4 and the central line mutually perpendicular who compresses tightly arm 6, transverse space has been utilized, avoid anchor clamps size grow on length direction and direction of height size, thereby structural dimension has been reduced, first linear actuator 9 can make and compress tightly arm 6 have self-locking function, when first linear actuator 9 stop work, the stator is under the exogenic action, can not break away from anchor clamps.

When the back stator attaches together, back stator location structure 206 top has a bell mouth, the output shaft tip of going up centering cylinder 32 is the toper, back stator location structure 206 is used for the stator behind the clamping motor, after last centering cylinder 32 removes to being close to back stator location structure 206 one end, with back stator location structure 206 looks butt, make back stator location structure 206 can not freely move, after last centering cylinder 32 removes to keeping away from back stator location structure 206 one end, there is the clearance between taper hole and the taper shaft, back stator location structure 206 can freely move, through adjusting the stroke of last centering cylinder 32, can adjust the clearance between the conical surface, and then control back stator frock board 31's float volume, thereby make the precision of back stator when attaching together higher.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a vertical back stator feed mechanism who closes installation of disk motor, is including attaching together frame (20), its characterized in that attaches together and be equipped with horizontal feed mechanism (203) and vertical setting of back stator that transversely sets up and be used for carrying the back stator on frame (20) and be used for carrying the back stator to attaching together the vertical feed mechanism (207) of back stator on frame (20) upper portion, the back stator is equipped with back stator pre-installation frock (205) and back stator location structure (206) on horizontal feed mechanism (203) of back stator and the vertical feed mechanism (207) of back stator respectively.

2. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 1, wherein the rear stator transverse feeding mechanism (203) comprises a stator transverse sliding rail (208) arranged on the assembling machine base (20), the stator positioning structure (206) and the rear stator preassembly tool (205) are connected with the stator transverse sliding rail (208) in a sliding fit manner, the stator positioning structure (206) and the rear stator preassembly tool (205) are connected through a connecting plate, and a stator tool linear motion mechanism (209) connected with the stator positioning structure (206) is arranged on one side, away from the rear stator preassembly tool (205), of the assembling machine base (20).

3. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 2, wherein the stator tooling linear motion mechanism (209) comprises a first linear driver (210) fixed on one side of the assembling machine base (20) far away from the rear stator pre-assembly tooling (205), the first linear driver (210) is provided with an output shaft capable of reciprocating along a straight line, and the end part of the output shaft of the first linear driver (210) is connected with the stator positioning structure (206).

4. The rear stator feed mechanism of the disc motor vertical type assembling machine according to claim 1, 2 or 3, it is characterized in that the rear stator vertical feeding mechanism (207) comprises a rear stator positioning structure (206), a rear stator feeding vertical driving component (225) capable of driving the rear stator positioning structure (206) to lift along the vertical direction and a horizontal linear rail component (25) capable of driving the rear stator positioning structure (206) to horizontally slide and center, the rear stator feeding vertical driving component (225) comprises a plurality of linear rail upright posts (26) which are arranged in the combining machine base (20) and are symmetrical along the central line of the combining machine base (20), the linear rail upright post (26) is provided with a vertical linear guide rail (24), the combining machine base (20) is also provided with at least two first drivers (37) arranged at the top of the combining machine base (20), and the power shaft of the first driver (37) is connected with the rear stator positioning structure (206).

5. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 1, 2 or 3, wherein the rear stator preassembly tool (205) comprises a clamping base (100), at least two concentric coarse positioning pieces (101) and a fine positioning piece (103) arranged at the axis of the coarse positioning piece (101) are arranged on the clamping base (100), at least one positioning pin (102) is arranged on the coarse positioning piece (101), the coarse positioning piece is pressed against the inner wall of the outer ring of the stator, the fine positioning piece can be expanded tightly on the inner wall of the inner ring of the stator, and a plurality of limiting columns (114) are further arranged on the clamping base (100);

the thick positioning piece (101) comprises at least two tool positioning block groups (104) concentrically arranged on a clamping base (100), each tool positioning block group (104) is provided with at least one group of arc bosses (120), each arc boss (120) protrudes out of the top surface of the tool positioning block group (104), a positioning pin (102) is positioned on one side, away from the center of a circle, of each arc boss (120), each tool positioning block group (104) is formed by combining a plurality of tool positioning blocks (106) circumferentially arranged, each tool positioning block (106) protrudes out of the top surface of the clamping base (100), the top surfaces of the tool positioning blocks (106) are horizontally arranged, each group of arc bosses (120) comprises a plurality of arc bosses (120) with the same radian, and the arc bosses (120) are connected to form a circular ring shape;

the fine positioning piece (103) comprises a driving piece (107), the driving piece (107) is a three-jaw oil cylinder or a three-jaw air cylinder, the driving piece (107) is provided with three supporting arms (108) which are uniformly arranged along the circumferential interval, the intersection point where the three supporting arms (108) are connected is located on the axis of the coarse positioning piece (101), the cross section of each supporting arm (108) is L-shaped, and an arc-shaped surface (109) is further arranged on the outer side wall of the vertical end of each supporting arm (108).

6. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 5, wherein a positioning pin hole (110) corresponding to the positioning pin (102) is further formed in the clamping base (100), the bottom of the positioning pin (102) is inserted into the positioning pin hole (110), a driving part capable of driving the positioning pin (102) to move upwards is further arranged in the positioning pin hole (110), and the driving part is a linear driver or a spring;

when the driving part is a linear driver, the linear driver is provided with an output shaft capable of reciprocating along a straight line, and the end part of the output shaft of the linear driver is connected with the bottom of the positioning pin (102);

when the driving part is a spring, the bottom of the spring is fixedly connected with the bottom of the positioning pin hole (110), the top of the spring is fixedly connected with the bottom of the positioning pin (102), and when the spring is in a non-pressure state, the spring drives the positioning pin (102) to protrude out of the top surface of the positioning pin hole (110).

7. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 4, wherein the horizontal linear rail assembly (25) comprises a rear stator horizontal linear rail (28) connected with the rear stator positioning structure (206) and an upper centering cylinder (32) fixed on the rear stator horizontal linear rail (28), the rear stator horizontal linear rail (28) is transversely arranged, the top of the rear stator horizontal linear rail (28) is connected with a power shaft of the first driver (37), the bottom of the rear stator horizontal linear rail (28) is in sliding fit with the rear stator positioning structure (206), and the upper centering cylinder (32) can drive the rear stator positioning structure (206) to transversely reciprocate.

8. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 1, 2 or 3, wherein the rear stator positioning structure (206) comprises a fixture bottom frame (1), the fixture bottom frame (1) is in sliding fit with a stator transverse slide rail (208) or is connected with a power shaft of a first driver (37), a positioning tool plate (2) is arranged on the fixture bottom frame (1), at least two slide blocks (4) symmetrical along the center line of the positioning tool plate (2) are further arranged on the fixture bottom frame (1), a sliding mechanism (4a) for driving the slide blocks (4) to be close to or far away from the positioning tool plate (2) along the horizontal direction is arranged between the fixture bottom frame (1) and the slide blocks (4), a pressing mechanism (3) capable of pressing downwards and lifting upwards is arranged on the slide blocks (4), and the pressing mechanism (3) comprises a jacking block (5) arranged at the top of the slide blocks (4), jacking piece (5) on rotatable be equipped with compress tightly arm (6), jacking piece (5) and slider (4) sliding fit, compress tightly and be equipped with connecting rod (7) on arm (6), compress tightly arm (6) and connecting rod (7) normal running fit, slide mechanism (4a) including at least two drive slider (11) that set up in anchor clamps chassis (1).

9. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 8, wherein an inclined plane is arranged at the top of the sliding block (4), an inclined plane is also arranged at the joint of the jacking block (5) and the sliding block (4), the inclination of the top of the sliding block (4) is the same as that of the jacking block (5), the center line of the sliding block (4) is perpendicular to the pressing arm (6), a plurality of clamp mounting blocks (8) which are symmetrical along the center line of the positioning tooling plate (2) are arranged on the clamp underframe (1), the jacking block (5) and the sliding block (4) are positioned in the clamp mounting blocks (8), the jacking block (5) and the sliding block (4) are respectively in sliding fit with the clamp mounting blocks (8), and the connecting rod (7) is connected with the clamp mounting blocks (8);

the fixture mounting block (8) on be equipped with first linear actuator (9), the power shaft of first linear actuator (9) link to each other with slider (4), fixture mounting block (8) top be equipped with dustproof apron (9a), dustproof apron (9a) be located jacking piece (5) directly over, drive slider (11) be located fixture mounting block (8) below and drive slider (11) and link to each other with fixture mounting block (8), fixture chassis (1) in be equipped with a plurality of second straight line drivers (12), the power shaft of second straight line driver (12) link to each other with drive slider (11).

10. The rear stator feeding mechanism of the disc motor vertical type assembling machine according to claim 9, wherein a plurality of anti-deviation slide rails (13) symmetrical along the center line of the driving slider (11) are arranged on the driving slider (11), the driving slider (11) and the anti-deviation slide rails (13) are matched in shape, and the driving slider (11) and the anti-deviation slide rails (13) are matched in a sliding manner.