CN217362855U - Lifting type internal expanding device - Google Patents
Lifting type internal expanding device Download PDFInfo
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- CN217362855U CN217362855U CN202220841300.2U CN202220841300U CN217362855U CN 217362855 U CN217362855 U CN 217362855U CN 202220841300 U CN202220841300 U CN 202220841300U CN 217362855 U CN217362855 U CN 217362855U
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- internal expanding
- lifting
- push rod
- internal
- elevating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model provides a device rises in over-and-under type, it includes: the power mechanism drives the internal expansion mechanism to perform lifting motion through the lifting mechanism. The utility model discloses an over-and-under type internal expanding device can be after the flat line hairpin is pegged graft and is formed annular permutation, makes the internal expanding mechanism move to the inboard of each flat line hairpin through elevating system, sends out each flat line hairpin and pushes away from the inboard and rises for each flat line hairpin propelling movement that annular array arranged targets in place the line of formation demand and covers the form, and the follow-up whole of being convenient for is moved and is carried corresponding station, and then conveniently inserts in the stator core.
Description
Technical Field
The utility model relates to a motor stator production technical field especially relates to an over-and-under type internal expanding device.
Background
At present, in the production of new energy automobile motors, flat wire hairpins are used to replace circular electromagnetic wires in order to improve the efficiency of motor products. When the flat wire hairpin is assembled in a motor, the flat wire hairpin needs to be inserted into a stator core of the motor in a specific mode. In the actual production process, the flat wire hairpin is not directly inserted into the stator core, but needs to be inserted in advance to form a wire crown, and then the flat wire hairpin is integrally transferred to a corresponding station to be conveniently inserted into the stator core. Therefore, it is necessary to provide a further solution to how to form the crown shape.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rising-falling type internal expanding device to overcome the not enough that exists among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that:
a lifting type internal expanding device comprises: the power mechanism drives the internal expansion mechanism to perform lifting motion through the lifting mechanism;
the internal expanding mechanism comprises: an inner expanding unit and a driving unit;
the internal expanding unit comprises: the top cover is arranged at the upper end of the lining, the plurality of internal expansion pieces are circumferentially distributed at intervals around the center, and any internal expansion piece is radially arranged;
the driving unit includes: the push rod is vertically arranged, the lower end of the push rod is in transmission connection with the air cylinder, the upper end of the push rod extends to a position between the plurality of inner expansion pieces, the push rod is linked with each inner expansion piece through a plurality of connecting rods, any one of the connecting rods is obliquely arranged, and when the push rod is driven by the air cylinder to move upwards, the push rod pushes the plurality of inner expansion pieces to expand outwards through each connecting rod.
As the utility model discloses the improvement of over-and-under type internal expanding device, elevating system includes: a screw rod and a lifting platform; the lifting platform is driven by the screw rod to perform lifting motion, and the internal expansion mechanism is integrally arranged on the lifting platform.
As the utility model discloses the improvement of over-and-under type internal expanding device, still be provided with a base on the elevating platform, the cylinder accept in the base, internal expanding mechanism is located initially on the base.
As the utility model discloses the improvement of over-and-under type internal expanding device, elevating system still includes the guide bar, the guide bar is fixed in on the base plate, the elevating platform passes through the uide bushing edge the guide bar carries out elevating movement.
As the utility model discloses the improvement of over-and-under type internal expanding device, when the lead screw was two, the both sides of arbitrary lead screw all were provided with the guide bar.
As the utility model discloses the improvement of over-and-under type internal expanding device, power unit includes: the device comprises a motor, a guide wheel, a driven belt wheel and a driving belt wheel;
the driven belt wheels are arranged on one side of the motor at intervals from left to right, the guide wheels are arranged between the motor and the transmission wheel at intervals from left to right, the driving wheel on the output end of the motor is linked with the guide wheels and the driven belt wheels through a transmission belt, and the driven belt wheels are sleeved at the lower ends of the corresponding screw rods respectively.
As the utility model discloses the improvement of over-and-under type internal expanding device, still set up a plurality of guide ways that link up from top to bottom on the top cap, a plurality of guide ways correspond the setting with a plurality of internal expanding pieces.
As the utility model discloses the improvement of over-and-under type internal expanding device, arbitrary still set up the spout that a slope set up on the internal expanding piece, the connecting rod stretches into in the spout and along with the push rod is followed the spout slides.
As the utility model discloses the improvement of over-and-under type internal expanding device, the lower extreme of push rod pass through coupling assembling with cylinder transmission connects, coupling assembling includes: the lower connecting sleeve is connected with the output end of the air cylinder, the other end of the lower connecting sleeve is connected with one end of the upper connecting sleeve, and the other end of the upper connecting sleeve is connected with the lower end of the push rod.
As the improvement of the lifting internal expanding device of the utility model, the upper end of the push rod can be matched with the shaft sleeve embedded in the top cover.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an over-and-under type internal expanding device can be after the flat line hairpin is pegged graft and is formed annular permutation, makes the internal expanding mechanism move to the inboard of each flat line hairpin through elevating system, sends out each flat line hairpin and pushes away from the inboard and rises for each flat line hairpin propelling movement that annular array arranged targets in place the line of formation demand and covers the form, and the follow-up whole of being convenient for is moved and is carried corresponding station, and then conveniently inserts in the stator core.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of the lifting type internal expanding device of the present invention;
fig. 2 is a schematic perspective view of the elevation type internal expanding device in fig. 1 at another angle;
fig. 3 is a sectional view of the elevation type internal expanding device in fig. 1;
fig. 4 is a top view of the arrangement of the internal expanding pieces in the lifting internal expanding device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
An embodiment of the utility model provides a device rises in over-and-under type, its be suitable for the internal expanding shaping of annular array's flat line hairpin, form the line crown form of demand, the follow-up whole of being convenient for is moved and is carried corresponding station, and then conveniently inserts in the stator core.
As shown in fig. 1, the elevation type internal expanding device of the present embodiment includes: the inner expanding mechanism 10, the lifting mechanism 20 and the power mechanism 30.
The power mechanism 30 drives the internal expanding mechanism 10 to move up and down through the lifting mechanism 20. Thus, the inner expanding mechanism 10 moves to the inner side of each flat wire hairpin, so that each flat wire hairpin can be conveniently pushed and expanded from the inner side.
Specifically, the lifting mechanism 20 includes: a screw 21 and a lifting table 22. The elevating table 22 is driven by the screw 21 to perform an elevating motion, and the inner expanding mechanism 10 is integrally attached to the elevating table 22. In this way, the lifting platform 22 can drive the internal expanding mechanism 10 to lift in the vertical direction under the driving of the screw rod 21.
In order to ensure the stability of the movement, the screw rods 21 may be provided in two groups. At this time, the two screw rods 21 are centrally symmetrically distributed on both sides of the internal expanding mechanism 10. The lifting mechanism 20 further includes a guide bar 23, the guide bar 23 is fixed to a base plate 24, and the lifting table 22 is moved up and down along the guide bar 23 by a guide sleeve. In one embodiment, when there are two lead screws 21, the guide rods 23 are disposed on both sides of any one of the lead screws 21 in the front-rear direction, and the guide rods 23 are disposed near the corresponding right-angle positions of the lifting table 22. In this manner, the lift table 22 is prevented from tilting during the lifting process.
As shown in fig. 2, the power mechanism 30 is used for driving the screw rod 21 to pivot, and includes: motor 31, guide pulley 32, driven pulley 33, and driving pulley 34. When two screw rods 21 are provided, the driven belt wheels 33 are arranged on one side of the motor 31 at intervals left and right, the guide wheels 32 are arranged between the motor 31 and the transmission wheel at intervals left and right, the driving wheel on the output end of the motor 31 is linked with the guide wheels 32 and the driven belt wheels 33 through the transmission belt, and the driven belt wheels 33 are respectively sleeved on the lower ends of the corresponding screw rods 21. Thus, when the motor 31 is in operation, the driving pulley 34 drives the driven pulley 33 to move synchronously through the transmission belt, and the driven pulley 33 further drives the two screw rods 21 to transmit.
As shown in fig. 3 and 4, the internal expanding mechanism 10 includes: an inner expanding unit 11 and a driving unit 12.
The inner expansion unit 11 is used for pushing and expanding each flat wire hairpin from the inner side under the driving of the driving unit 12, so that each flat wire hairpin arranged in an annular array is pushed in place to form a required wire crown shape.
Specifically, the internal expanding unit 11 includes: a top cover 111, a bushing 112 and a plurality of internal expansion sheets 113. Wherein, the top cover 111 and the bush 112 form a plurality of assembling spaces of the internal expansion sheet 113, and the top cover 111 is arranged at the upper end of the bush 112. The plurality of inner swelling pieces 113 are circumferentially arranged around the center at intervals, and any one of the inner swelling pieces 113 is radially arranged. The top cover 111 is further provided with a plurality of vertically through guide slots 110, and the guide slots 110 are arranged corresponding to the inner expansion sheets 113.
Thus, when the flat wire hairpin is inserted into the corresponding mold, the lower end of the flat wire hairpin extends into the guide groove 110 formed in the top cover 111 and abuts against the corresponding inner expanding piece 113. Therefore, when the plurality of inner expansion pieces 113 expand outwards, each inner expansion piece 113 can be pushed outwards, so that each inner expansion piece 113 is converted into a required crown shape in the mold from a circular array shape.
The driving unit 12 is used for driving each internal expanding sheet 113 to perform expanding movement, and includes: a connecting rod 121, a push rod 122 and a cylinder 123. The push rod 122 is vertically arranged, the lower end of the push rod is in transmission connection with the cylinder 123, and the upper end of the push rod extends to a plurality of inner expansion sheets 113. The upper end of the push rod 122 can also cooperate with a pivot bushing embedded in the top cover 111 to assist in positioning the push rod 122. Further, a base 221 is provided on the lifting table 22, the cylinder 123 is housed in the base 221, and the internal expanding mechanism 10 is initially located on the base 221.
To facilitate the connection between the push rod 122 and the cylinder 123, in one embodiment, the lower end of the push rod 122 is drivingly connected to the cylinder 123 via a connecting assembly 124. This coupling assembling 124 includes: a lower connecting sleeve 1241 and an upper connecting sleeve 1242, one end of the lower connecting sleeve 1241 is connected with the output end of the air cylinder 123, the other end is connected with one end of the upper connecting sleeve 1242, and the other end of the upper connecting sleeve 1242 is connected with the lower end of the push rod 122.
The push rod 122 is further linked with each internal expanding sheet 113 through a plurality of connecting rods 121, any connecting rod 121 is obliquely arranged, one end of the connecting rod 121 is in transmission connection with the corresponding internal expanding sheet 113, and the other end of the connecting rod is in pivot connection with the push rod 122. When the push rod 122 is driven by the cylinder 123 to move upwards, the plurality of internal expansion pieces 113 are pushed by the connecting rods 121 to move outwards in an expanding way.
Thus, when the cylinder 123 is operated, the output end thereof can drive the push rod 122 in transmission connection therewith to move axially upward. Meanwhile, as each link rod 121 is pivotally connected with the push rod 122, each link rod 121 has upward and radial motion components in the motion process, and further can drive the inner expanding sheet 113 in transmission connection with the link rod to move upward and outward in an expanding manner, and further can push each flat wire hairpin outward, so that each flat wire hairpin is arranged orderly to form a required wire crown shape.
In order to facilitate the movement of the connecting rod 121, a chute 1130 is formed in each of the inner expanding sheets 113, and the connecting rod 121 extends into the chute 1130 and slides along the chute along with the push rod 122. Therefore, in the process that the connecting rod 121 slides along the sliding groove, the corresponding inner expanding sheet 113 can be driven to perform expanding movement.
To sum up, the utility model discloses an over-and-under type internal expanding device can make internal expanding mechanism motion to the inboard of each flat wire hairpin through elevating system after the flat wire hairpin pegs graft and forms annular permutation, pushes away each flat wire hairpin from the inboard and rises for each flat wire hairpin propelling movement that annular array arranged targets in place the line crown form that forms the demand, is convenient for follow-up whole move the carrying to corresponding station, and then conveniently inserts in the stator core.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A lifting type internal expansion device is characterized by comprising: the power mechanism drives the internal expansion mechanism to perform lifting motion through the lifting mechanism;
the internal expanding mechanism comprises: an inner expanding unit and a driving unit;
the internal expanding unit comprises: the top cover is arranged at the upper end of the lining, the plurality of internal expansion pieces are circumferentially distributed at intervals around the center, and any internal expansion piece is radially arranged;
the driving unit includes: the push rod is vertically arranged, the lower end of the push rod is in transmission connection with the air cylinder, the upper end of the push rod extends to a position between the plurality of inner expansion pieces, the push rod is linked with the inner expansion pieces through the plurality of connecting rods, any one connecting rod is obliquely arranged, and when the push rod is driven by the air cylinder to move upwards, the plurality of inner expansion pieces are pushed to move outwards in an expanding mode through the connecting rods.
2. The elevating internal expanding device according to claim 1, wherein the elevating mechanism comprises: a screw rod and a lifting platform; the lifting platform is driven by the screw rod to perform lifting motion, and the internal expansion mechanism is integrally arranged on the lifting platform.
3. The elevating internal expanding device according to claim 2, wherein a base is further disposed on the elevating platform, the cylinder is received in the base, and the internal expanding mechanism is initially located on the base.
4. The lifting internal expanding device according to claim 2, wherein the lifting mechanism further comprises a guide rod fixed on a base plate, and the lifting table is moved up and down along the guide rod through a guide sleeve.
5. The elevating internal expansion device according to claim 4, wherein when there are two lead screws, the guide rods are provided on both sides of any one of the lead screws.
6. The elevating internal expanding device according to claim 2, wherein the power mechanism comprises: the device comprises a motor, a guide wheel, a driven belt wheel and a driving belt wheel;
the driven belt wheels are arranged on one side of the motor at intervals from left to right, the guide wheels are arranged between the motor and the transmission wheel at intervals from left to right, the driving wheel on the output end of the motor is linked with the guide wheels and the driven belt wheels through a transmission belt, and the driven belt wheels are sleeved at the lower ends of the corresponding screw rods respectively.
7. The lifting type internal expanding device according to claim 1, wherein the top cover is further provided with a plurality of guide grooves which are vertically communicated, and the guide grooves are arranged corresponding to the internal expanding sheets.
8. The lifting internal expanding device of claim 1, wherein any one of the internal expanding pieces is further provided with a chute which is obliquely arranged, and the connecting rod extends into the chute and slides along the chute along with the push rod.
9. The elevating internal expanding device of claim 1, wherein the lower end of the push rod is in transmission connection with the cylinder through a connecting assembly, and the connecting assembly comprises: the lower connecting sleeve is connected with the output end of the air cylinder, the other end of the lower connecting sleeve is connected with one end of the upper connecting sleeve, and the other end of the upper connecting sleeve is connected with the lower end of the push rod.
10. The elevating internal expanding device according to claim 1, wherein the upper end of the push rod is capable of fitting with a bushing fitted in the top cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220841300.2U CN217362855U (en) | 2022-04-13 | 2022-04-13 | Lifting type internal expanding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220841300.2U CN217362855U (en) | 2022-04-13 | 2022-04-13 | Lifting type internal expanding device |
Publications (1)
Publication Number | Publication Date |
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CN217362855U true CN217362855U (en) | 2022-09-02 |
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CN202220841300.2U Active CN217362855U (en) | 2022-04-13 | 2022-04-13 | Lifting type internal expanding device |
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CN (1) | CN217362855U (en) |
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2022
- 2022-04-13 CN CN202220841300.2U patent/CN217362855U/en active Active
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