CN108723699B - Hot sleeve positioning tool for stator core and shell - Google Patents
Hot sleeve positioning tool for stator core and shell Download PDFInfo
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- CN108723699B CN108723699B CN201810966260.2A CN201810966260A CN108723699B CN 108723699 B CN108723699 B CN 108723699B CN 201810966260 A CN201810966260 A CN 201810966260A CN 108723699 B CN108723699 B CN 108723699B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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Abstract
The invention provides a hot sleeve positioning tool for a stator core and a shell, and belongs to the technical field of machinery. The problem that the existing hot jacket positioning tool is unreliable in positioning is solved. The hot jacket positioning tool for the stator core and the shell comprises an upper base, a lower base and at least two upright posts, wherein a supporting panel is connected to the upright posts in a sliding manner, a lifting driving source is installed on the upper base, a downward installation seat is arranged on the supporting panel, a positioning boss for the shell to be sleeved is arranged at the bottom of the installation seat, a through hole is formed in the center of the installation seat, at least three sliding channels which radially extend to be communicated with the through hole are formed in the circumferential direction of the positioning boss, an inner supporting sliding block is connected in each sliding channel in a sliding manner, a telescopic guide rod is arranged in the through hole in a penetrating manner, a telescopic driving source is installed at the top of the installation seat, and the installation seat is further provided with a limiting structure; the lower base is fixedly provided with a positioning seat coaxial with the mounting seat, and the positioning seat is provided with a positioning structure capable of positioning the stator core. The invention has better circumferential positioning accuracy and stability.
Description
Technical Field
The invention belongs to the technical field of machinery, and relates to a hot jacket positioning tool for a stator core and a shell.
Background
In the motor manufacturing industry, a hot jacket process is a common mode for assembling a stator core and a shell, namely, the shell is heated firstly, so that the size of the deformed inner diameter of the shell becomes larger after being heated, clearance fit is formed between the shell and the stator, and the clearance fit becomes interference fit along with the temperature reduction of the shell, so that the shell is firmly sleeved on the outer wall of the stator core.
At present, the hot jacket process basically adopts manual operation, the coaxiality of the stator core and the shell is difficult to ensure, the clamping stagnation is easy to occur, the shell is not assembled in place, the assembly is failed, if the shell is damaged easily due to the reheating after the reheating, and the problem of high rejection rate is caused.
In order to improve the assembly efficiency, there are company designs to develop tools for manually performing shrink fit assembly, for example, chinese patent [ application No. 201620418299.7; the servo motor hot jacket tool disclosed in the authority bulletin No. CN205657561U comprises a chassis, a shell positioning disk arranged on the chassis and a stator core column arranged on the shell positioning disk, wherein the chassis, the shell positioning disk and the stator core column are concentric, the stator core column comprises an inner column and a shaft sleeve movably sleeved on the inner column, and the lower end of the inner column is fixedly connected with the shell positioning disk. When in hot assembly, the shaft sleeve is firstly taken down from the inner column through the handle, the heated motor casing is placed on the chassis and positioned through the casing positioning disc, then the stator is sleeved on the shaft sleeve, the stator is clamped above the positioning ring for positioning, and finally the shaft sleeve sleeved with the stator is sleeved on the inner column.
Through adopting above-mentioned frock can improve the axiality of stator core and casing when manually carrying out hot jacket assembly, however, the circumference relative position of stator core and casing can't be guaranteed, causes permanent magnet machine manufacturing process in, still need carry out comparatively complicated debugging to the position sensor zero position. In addition, the manual assembly efficiency is low, and the current automation level cannot be met gradually.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a hot jacket positioning tool for a stator core and a shell, and the technical problem to be solved by the invention is how to improve the circumferential positioning accuracy and stability in the automatic hot jacket assembly of the stator core and the shell.
The aim of the invention can be achieved by the following technical scheme: the hot jacket positioning tool for the stator core and the shell comprises an upper base, a lower base and at least two upright posts, wherein a support panel is connected to the upright posts in a sliding manner, the hot jacket positioning tool is characterized in that a lifting driving source is arranged on the upper base and used for driving the support panel to slide up and down relative to the lower base, a downward mounting seat is arranged on the support panel, a positioning boss sleeved with the shell is arranged at the bottom of the mounting seat, a through hole is arranged in the center of the mounting seat, at least three sliding channels which radially extend to the through hole are circumferentially arranged on the positioning boss, an inner support sliding block is connected to each sliding channel in a sliding manner, the inner section of the inner support sliding block stretches into the through hole, a telescopic guide rod is arranged in the through hole in a penetrating manner, the top of the mounting seat is provided with a telescopic driving source for driving the telescopic guide rod to slide in the through hole and propping the inner supporting slide block to slide outwards along the sliding channel, the inner supporting slide block is provided with a contact part extending into the through hole, the contact part is arc-shaped, the contact parts of all the inner supporting slide blocks encircle to be concentric circles with the through hole, the surface of the contact part is a conical surface with a large upper part and a small lower part, the lower part of the telescopic guide rod is provided with a conical guide part, the outer radial end part of the guide part is gradually reduced, the guide part is of a hollow petal-shaped structure in the interior, the mounting seat is also provided with a limiting structure capable of limiting the periphery of the shell, the limiting structure comprises a blocking block which is fixed on the mounting seat and matched with the wire passing hole of the shell, and the blocking block can be blocked into the wire passing hole of the shell to block the shell to move in the periphery of the shell relative to the mounting seat; the positioning structure comprises parallel air pawls, a cylindrical protruding portion is arranged at the center of the upper end of the positioning seat, a circular accommodating groove is formed in the periphery of the protruding portion, and the parallel air pawls are arranged in the protruding portion and can extend into the accommodating groove along the radial direction of the accommodating groove.
When the iron core and the shell are in thermal fit, the stator iron core is firstly placed on the positioning seat, and the stator iron core is positioned by inserting the positioning structure into the notch of the stator. And the heated shell is sleeved at the positioning boss, and the telescopic driving source drives the telescopic guide rod to act and push the inner supporting sliding block, so that the inner supporting sliding block outwards slides out to act on the inner wall of the shell along the sliding channel, and the shell is positioned on the positioning boss. Then, the lifting driving source drives the supporting panel to slide towards the lower base, and the shell moves along with the supporting panel and is accurately sleeved on the stator core. The telescopic driving source resets and makes the telescopic guide rod break away from with the internal stay slider, and the internal stay slider loosens the casing, and the lifting driving source resets and drives the support panel to rise, and the assembly of casing and stator core is left on the positioning seat, and the positioning structure loosens stator core after cooling, with assembly unloading.
The stator core and shell hot jacket positioning tool utilizes the stator notch to position the stator core, and is accurate and convenient to position. The casing is positioned through the inner support sliding block, the circumferential position of the casing is determined through the limiting structure, and the circumferential relative positions of the casing and the stator core are guaranteed. The lifting driving source drives the supporting panel to slide so as to sleeve the shell on the stator core, so that the coaxiality of the shell and the stator core in the sleeve assembling process is improved, the sleeve assembling process is more stable and smooth, and the hot sleeve assembling efficiency of the shell and the stator core is improved. When the telescopic guide rod descends, the guide part of the telescopic guide rod can fully contact with the contact part of the inner supporting slide block, and the inner supporting slide block can stretch out of the inner wall of the shell at a uniform speed and stably along with the gradual descending of the telescopic guide rod, so that the shell is positioned more reliably; and after the casing location is accomplished, the in-process is established to the cover, and the casing also can cool off the shrink gradually, and the casing can interact with interior propping slider, and this in-process, the cavity lobe form structure of the guide part of flexible guide arm can warp and provide the space of inwards fine motion for interior propping slider, compensates the shrinkage that the casing produced because of the cooling, avoids interior propping slider to prop the casing deformation. When stator core is placed in holding the recess, the locating fixture block of parallel gas claw stretches out the bellying, if at this moment the locating fixture block does not block into the stator notch, then stator core can circumferential motion, can make the locating fixture block card into the stator notch through rotating stator core, realizes the circumference location to stator core.
In the hot jacket positioning tool for the stator core and the shell, the through hole is internally provided with the linear bearing, and the telescopic guide rod is arranged on the linear bearing in a penetrating way. The linear bearing is arranged to ensure the position precision of the movement of the telescopic guide rod, so that each inner support sliding block can synchronously slide, and the positioning precision and stability are ensured.
In the hot jacket positioning tool for the stator core and the shell, the supporting panel is fixedly connected with a cylindrical connecting cover, a connecting plate is fixed in the connecting cover, the top of the mounting seat stretches into the connecting cover and is fixed on the connecting plate, and the telescopic driving source is positioned in the connecting cover and is fixed on the connecting plate. The installation space of the telescopic driving source is provided by the connecting cover, the installation precision of the installation seat and the supporting panel is guaranteed, and the position precision of the casing and the stator core in the sleeving process is improved.
In the hot jacket positioning tool for the stator core and the shell, the mounting plate is fixed on the upper portion of the connecting cover, the power output end of the lifting driving source is connected with the mounting plate, and the buffer rubber plate is arranged between the connecting cover and the mounting plate. Impact force generated in the sleeving process of the shell and the stator core is avoided by arranging the buffer rubber plate to influence the positioning structure of the shell and the stator core, so that the shell is ensured to be accurately and stably sleeved on the stator core.
In the hot jacket positioning tool for the stator core and the shell, a spring capable of enabling the inner support slide block to reset is arranged between the inner support slide block and the mounting seat, a spring pressing plate is fixed on the mounting seat, the end part of the spring pressing plate is positioned at the tail part of the sliding channel, one end of the spring abuts against the end part of the spring pressing plate, and the other end of the spring abuts against the inner support slide block. When the telescopic guide rod is reset, the inner support sliding block is reset under the action of the spring, and the spring is convenient to install by arranging the spring pressing plate.
In the hot jacket positioning tool for the stator core and the shell, the first position sensor is further installed on the installation seat, and the second position sensor is installed on the positioning seat. Through setting up position sensor one and position sensor two, can detect whether casing and stator core are in place, and then control actuating mechanism action improves the degree of automation of shrink fit.
In the hot jacket positioning tool for the stator core and the shell, the two ends of the stand column are provided with external threads, the upper end of the stand column penetrates through the fixing sleeve on the upper base and is fixed with the upper base through the nut, the lower end of the stand column penetrates through the fixing sleeve II on the lower base and is fixed with the lower base through the nut, the support panel is fixedly provided with the flange linear bearing, and the stand column penetrates through the corresponding flange linear bearing. The upper base, the lower base and the stand column form the main body of the hot sleeve positioning tool, so that the stability of the main body is guaranteed, and the main body can be disassembled and assembled more conveniently.
Compared with the prior art, the hot jacket positioning tool for the stator core and the shell has the advantages that:
1. the stator core and shell hot jacket positioning tool utilizes the stator notch to position the stator core, and is accurate and convenient to position; the casing is positioned through the inner support sliding block, the circumferential position of the casing is determined through the limiting structure, and the circumferential relative positions of the casing and the stator core are guaranteed.
2. This hot jacket location frock lift actuating source of stator core and casing drives the support panel and slides and overlap the casing on stator core, and the suit process is more stable, smooth and easy to improved the hot jacket assembly efficiency of casing and stator core.
3. After the positioning of the stator core and the shell is completed by the hot sleeve positioning tool, the hollow petal-shaped structure of the guide part of the telescopic guide rod can deform and provide an inward micro-motion space for the inner support slide block in the sleeve process, so that the shrinkage of the shell due to cooling is compensated, and the inner support slide block is ensured to continuously position the shell and can not support the shell to deform.
Drawings
Fig. 1 is a schematic diagram of a thermal jacket positioning tool for a stator core and a casing.
Fig. 2 is a schematic cross-sectional structure diagram of a hot jacket positioning tool for a stator core and a casing.
Fig. 3 is a sectional view and a partial enlarged view in the direction A-A of fig. 2.
Fig. 4 is a sectional view in the direction B-B of fig. 2.
Fig. 5 is an exploded view of a portion for positioning a stator core in the shrink fit positioning tool of the present stator core and housing.
Fig. 6 is a schematic cross-sectional structure of a part for positioning a stator core in the shrink fit positioning tool for the stator core and the casing.
Fig. 7 is an exploded view of a portion of the present stator core and housing shrink fit positioning tooling for positioning the housing.
Fig. 8 is a partial schematic diagram of a portion of the shrink fit positioning tool for positioning a casing of the stator core and the casing.
Fig. 9 is a schematic diagram of an installation structure of a first position sensor in a hot jacket positioning tool for a stator core and a casing.
Fig. 10 is a schematic perspective view of a telescopic guide rod in the hot jacket positioning tool for the stator core and the casing.
Fig. 11 is a schematic perspective view of an inner support slide block in the hot jacket positioning tool for the stator core and the casing.
In the figure, 1, an upper base; 2. a lower base; 3. a column; 4. a support panel; 5. a lifting driving source; 6. a mounting base; 61. positioning the boss; 62. a through hole; 63. a sliding channel; 7. an inner support sliding block; 71. a contact portion; 8. a telescopic guide rod; 81. a guide part; 9. a telescopic drive source; 10. a spring; 11. a positioning seat; 111. a boss; 112. an accommodating groove; 12. a linear bearing; 13. a connection cover; 14. a connecting plate; 15. a mounting plate; 16. a buffer rubber plate; 17. a spring pressing plate; 18. parallel air claws; 181. positioning a clamping block; 19. a first position sensor; 20. a second position sensor; 21. a backer; 22. a first fixing sleeve; 23. a second fixing sleeve; 24. a nut; 25. a flange linear bearing; 26. a blocking piece; 27. positioning a base; 28. positioning an upper panel of the base; 29. a first joint; 30. a second joint; 31. a housing; 311. a wire through hole; 32. a stator core; 321. a stator slot; 322. and a stator insulation framework.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
The hot sleeve positioning tool for the stator core and the shell comprises an upper base 1, a lower base 2, a guide pillar, a support panel 4, a lifting driving source 5, a mounting seat 6, a positioning boss 61, an inner supporting sliding block 7, a telescopic guide rod 8, a spring 10, a positioning seat 11, a limiting structure and a positioning structure.
Specifically, as shown in fig. 1, in this embodiment, two columns 3 are provided, two ends of each column 3 are provided with external threads, the upper end of each column 3 passes through a first fixing sleeve 22 on the upper base 1 and is fixed with the upper base 1 through a nut 24, the lower end of each column 3 passes through a second fixing sleeve 23 on the lower base 2 and is fixed with the lower base 2 through a nut 24, a flange linear bearing 25 is fixed on the support panel 4, and the columns 3 are respectively arranged on the corresponding flange linear bearings 25 in a penetrating manner. The upper base 1, the lower base 2 and the upright post 3 form the main body of the hot jacket positioning tool, and the support panel 4 is slidably connected to the upright post 3. In the actual production and manufacturing process, the number of the upright posts 3 can be more than two.
As shown in fig. 1 and 2, a lifting driving source 5 is installed on the upper base 1, a cylindrical connecting cover 13 is fixedly connected to the support panel 4, a mounting plate 15 is fixed on the upper portion of the connecting cover 13, an output end of the lifting driving source 5 is connected with the mounting plate 15 through a first joint 29, and the lifting driving source 5 is used for driving the support panel 4 to slide up and down relative to the lower base 2. A buffer rubber plate 16 is further arranged between the connecting cover 13 and the mounting plate 15 and used for buffering impact force generated in the sleeving process of the shell 31 and the stator core 32. A connecting plate 14 is fixed in the connecting cover 13, and the telescopic driving source 9 is positioned in the connecting cover 13 and fixed on the connecting plate 14.
The mounting seat 6 is arranged at the lower part of the support panel 4, and the top of the mounting seat 6 extends into the connecting cover 13 and is fixed on the connecting plate 14.
As shown in fig. 2, 4 and 7, the bottom of the mounting base 6 has a positioning boss 61 for the housing 31 to fit around, and the center of the mounting base 6 has a through hole 62. In this embodiment, the positioning boss 61 is circumferentially provided with at least four sliding channels 63 extending radially to communicate with the through holes 62, each sliding channel 63 is slidably connected with an inner support slider 7, and the through holes 62 are internally provided with telescopic guide rods 8. As shown in fig. 11, the inner stay slider 7 has a contact portion 71 extending into the through hole 62, the contact portion 71 is circular arc-shaped, and the contact portion 71 of all the inner stay sliders 7 is circular concentric with the through hole 62, and the surface of the contact portion 71 is a tapered surface having a large upper part and a small lower part. As shown in fig. 10, the lower portion of the telescopic guide rod 8 has a tapered guide portion 81, the outer radial end portion of the guide portion 81 gradually decreases, and the guide portion 81 has a flap-like structure having a hollow interior. The power output end of the telescopic driving source 9 is connected with the telescopic guide rod 8 through the second connector 30, and the telescopic driving source 9 can drive the telescopic guide rod 8 to slide in the through hole 62 and push the inner supporting sliding block 7 to slide outwards along the sliding channel 63, so that the telescopic guide rod 8 is driven to slide in the through hole 62 and push the inner supporting sliding block 7 to slide outwards along the sliding channel 63. In actual production and manufacturing processes, the number of the slide passages 63 may be three or four or more.
As shown in fig. 4 and 7, in this embodiment, the mounting seat 6 is fixed with a spring pressing plate 17, the end of the spring pressing plate 17 is located at the tail of the sliding channel 63, one end of the spring 10 abuts against the end of the spring pressing plate 17, the rear end of the inner supporting slider 7 is also provided with a blind hole (not shown in the drawings), and the other end of the spring 10 extends into the blind hole and abuts against the bottom of the blind hole. The inward supporting slide block 7 has a reset trend of inward movement under the elastic force of the spring 10.
As a preferred scheme, as shown in fig. 2 and 7, a linear bearing 12 is further installed in the through hole 62, the telescopic guide rod 8 is arranged on the linear bearing 12 in a penetrating manner, and the position accuracy of the movement of the telescopic guide rod 8 is ensured by arranging the linear bearing 12, so that each inner support sliding block 7 can synchronously slide, and the positioning accuracy and stability are ensured.
As shown in fig. 7 and 8, in the present embodiment, the limiting structure includes a blocking block 26 fixed on the mounting base 6 and matched with the wire through hole 311 of the casing 31, where the blocking block 26 can be blocked in the wire through hole 311 of the casing 31 to prevent the casing 31 from moving circumferentially relative to the mounting base 6, and the blocking block 26 plays a role in limiting the casing 31 circumferentially.
As shown in fig. 2, 3 and 5, a positioning seat 11 coaxial with the mounting seat 6 is fixed to the lower base 2. The positioning structure is provided on the positioning seat 11, and can be inserted into the stator slot 321 of the stator core 32 to position the stator core 32. The positioning structure comprises a parallel air claw 18, a cylindrical protruding portion 111 is arranged in the center of the upper end of the positioning seat 11, a circular containing groove 112 is formed in the periphery of the protruding portion 111, the parallel air claw 18 is arranged in the protruding portion 111, and a positioning clamping block 181 of the parallel air claw 18 can extend into the containing groove 112 along the radial direction of the containing groove 112. In the embodiment, a positioning base 27 and a positioning base upper panel 28 are mounted on the lower base 2, the positioning base 11 upper panel is fixed on the positioning base 27, the positioning base 27 is fixed on the lower base 2, and the positioning base 11 is fixed on the positioning base upper panel 28; the positioning seat 11 is also sleeved with a leaning mountain 21 for leaning against the shell 31.
As shown in fig. 5, 6, 7 and 9, the first position sensor 19 is further mounted on the mounting base 6, and the second position sensor 20 is mounted on the positioning base 11. By arranging the first position sensor 19 and the second position sensor 20, whether the shell 31 and the stator core 32 are in place or not can be detected, and then the action of the executing mechanism is controlled, so that the automation degree of hot jacket is improved.
In this embodiment, the lifting driving source 5 and the telescopic driving source 9 may be an air cylinder, a hydraulic cylinder, or a linear motor.
The use process of the hot sleeve positioning tool for the stator core and the shell is as follows: when the iron core and the shell 31 are assembled in a hot mode, the stator iron core 32 is firstly placed in the accommodating groove 112 of the positioning seat 11, and the stator insulation framework 322 of the stator iron core 32 touches the second position sensor 20. The parallel air claw 18 acts to enable the positioning clamping block 181 to extend out of the protruding portion 111, at this time, if the positioning clamping block 181 is not clamped into the stator slot 321, the stator core 32 can move circumferentially, and the positioning clamping block 181 can be clamped into the stator slot 321 by rotating the stator core 32, so that circumferential positioning of the stator core 32 is realized. The heated casing 31 is sleeved at the positioning boss 61, the casing 31 starts from the first position sensor 19, and at the moment, the telescopic driving source 9 drives the telescopic guide rod 8 to act and push the inner support sliding block 7, so that the inner support sliding block 7 slides outwards along the sliding channel 63 to act on the inner wall of the casing 31, and the casing 31 is positioned on the positioning boss 61. Then, the lifting drive source 5 drives the support panel 4 to slide down the base 2, and the casing 31 moves along with the support panel 4 until the casing 31 abuts against the abutment 21, at which time the casing 31 is accurately sleeved on the stator core 32. The telescopic driving source 9 resets to enable the telescopic guide rod 8 to be separated from the inner support sliding block 7, the inner support sliding block 7 resets under the action of the spring 10 to loosen the shell 31, the lifting driving source 5 resets to drive the supporting panel 4 to ascend, an assembly body of the shell 31 and the stator core 32 is left on the positioning seat 11, the stator core 32 is loosened by the positioning structure after cooling, and the assembly body is blanked.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a shrink fit location frock of stator core and casing, includes base (1), lower base (2) and two piece at least stands (3), sliding connection has support panel (4) on stand (3), a serial communication port, install lift drive source (5) on base (1), lift drive source (5) are used for driving support panel (4) and slide from top to bottom for lower base (2), support panel (4) are last to have mount pad (6) down, mount pad (6) bottom has location boss (61) that supply casing (31) cover to establish, mount pad (6) center has through-hole (62), at least three radial sliding channel (63) that extend to and through-hole (62) communicate have been offered to location boss (61) circumference, equal sliding connection has interior bracing slider (7) in every sliding channel (63), interior section of interior bracing slider (7) stretches into in through-hole (62), be equipped with flexible (8) in through-hole (62), mount pad (6) top (6) are used for driving flexible drive channel (62) and are stretched out and stretched out in flexible drive source (9) along flexible sliding channel (63), the inner support sliding blocks (7) are provided with contact parts (71) extending into the through holes (62), the contact parts (71) are arc-shaped, the contact parts (71) of all the inner support sliding blocks (7) are enclosed into a circle concentric with the through holes (62), the surfaces of the contact parts (71) are conical surfaces with large upper parts and small lower parts, the lower parts of the telescopic guide rods (8) are provided with conical guide parts (81), the outer radial end parts of the guide parts (81) are gradually reduced, the guide parts (81) are of hollow petal-shaped structures, the mounting base (6) also are provided with limiting structures capable of circumferentially limiting the housing (31), each limiting structure comprises a blocking block (26) which is fixed on the mounting base (6) and matched with a wire passing hole (311) of the housing (31), and the blocking blocks (26) can be blocked into the wire passing hole (311) of the housing (31) to prevent the housing (31) from moving circumferentially relative to the mounting base (6); be fixed with on lower base (2) with mount pad (6) coaxial positioning seat (11), have on positioning seat (11) can insert stator core (32) stator notch (321) to stator core (32) location structure, location structure includes parallel gas claw (18), positioning seat (11) upper end center has bellying (111) that are the tube-shape, bellying (111) periphery has accommodation groove (112) that are the ring shape, parallel gas claw (18) set up in bellying (111) and in positioning fixture block (181) of parallel gas claw (18) can stretch into accommodation groove (112) along the radial of accommodation groove (112).
2. The hot jacket positioning tool for the stator core and the machine shell according to claim 1, wherein a linear bearing (12) is further installed in the through hole (62), and the telescopic guide rod (8) is arranged on the linear bearing (12) in a penetrating mode.
3. The hot jacket positioning tool for the stator core and the machine shell according to claim 1 or 2, wherein a cylindrical connecting cover (13) is fixedly connected to the support panel (4), a connecting plate (14) is fixedly arranged in the connecting cover (13), the top of the mounting seat (6) stretches into the connecting cover (13) and is fixedly arranged on the connecting plate (14), and the telescopic driving source (9) is positioned in the connecting cover (13) and is fixedly arranged on the connecting plate (14).
4. The hot jacket positioning tool for the stator core and the machine shell according to claim 3, wherein a mounting plate (15) is fixed on the upper portion of the connecting cover (13), the power output end of the lifting driving source (5) is connected with the mounting plate (15), and a buffer rubber plate (16) is arranged between the connecting cover (13) and the mounting plate (15).
5. The hot jacket positioning tool for the stator core and the machine shell according to claim 1 or 2, wherein a spring (10) capable of resetting the inner support sliding block (7) is arranged between the inner support sliding block (7) and the mounting seat (6), a spring pressing plate (17) is fixed on the mounting seat (6), the end part of the spring pressing plate (17) is positioned at the tail part of the sliding channel (63), one end of the spring (10) abuts against the end part of the spring pressing plate (17), and the other end of the spring abuts against the inner support sliding block (7).
6. The hot jacket positioning tool for the stator core and the machine shell according to claim 1 or 2, wherein the first position sensor (19) is further installed on the installation seat (6), and the second position sensor (20) is installed on the positioning seat (11).
7. The hot jacket positioning tool for the stator core and the machine shell according to claim 1 or 2, wherein external threads are arranged at two ends of the upright post (3), the upper end of the upright post (3) penetrates through a first fixed jacket (22) on the upper base (1) and is fixed with the upper base (1) through a nut (24), the lower end of the upright post (3) penetrates through a second fixed jacket (23) on the lower base (2) and is fixed with the lower base (2) through the nut (24), a flange linear bearing (25) is fixed on the support panel (4), and the upright posts (3) are respectively penetrated on the corresponding flange linear bearings (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966260.2A CN108723699B (en) | 2018-08-23 | 2018-08-23 | Hot sleeve positioning tool for stator core and shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966260.2A CN108723699B (en) | 2018-08-23 | 2018-08-23 | Hot sleeve positioning tool for stator core and shell |
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| Publication Number | Publication Date |
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| CN108723699A CN108723699A (en) | 2018-11-02 |
| CN108723699B true CN108723699B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810966260.2A Active CN108723699B (en) | 2018-08-23 | 2018-08-23 | Hot sleeve positioning tool for stator core and shell |
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| CN109378949B (en) * | 2018-12-24 | 2024-03-22 | 江苏朗信电气股份有限公司 | Assembly assembly for stator assembly |
| CN109391101B (en) * | 2018-12-24 | 2023-08-29 | 江苏朗信电气股份有限公司 | Stator assembly machine |
| CN109797681A (en) * | 2019-03-08 | 2019-05-24 | 深圳市和至智能科技有限公司 | A kind of guide rod and its lifting column of lifting column |
| CN110247525B (en) * | 2019-03-20 | 2020-12-29 | 重庆金康动力新能源有限公司 | Motor shell guide mechanism, motor assembling device and method |
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