CN212210785U - High-precision automatic pressing device for stator and rotor - Google Patents

Abstract

The utility model discloses an automatic compression fittings of high accuracy of stator and rotor, it includes the driving piece, receives the first fly leaf that the driving piece carried out the up-and-down motion, upper and lower mobilizable string establish first support on the first fly leaf, fix the second fly leaf of first support bottom, fix on the first support and the axle clamp unit of centre gripping rotor output shaft, fix the pressfitting board of second fly leaf lower surface, be located the pressfitting board below just bears the support base of stator. The utility model discloses a centre gripping pressfitting of rotor is realized to the mode of fluctuation, and the accurate location before cooperation location structure realized rotor and the pressfitting of location to the utilization compresses tightly the unit and fixes the stator and compress tightly, has improved the precision and the quality of stator and rotor pressfitting greatly, has effectively avoided the crushing and has hindered the phenomenon with the bruising.

Description

High-precision automatic pressing device for stator and rotor

[ technical field ] A method for producing a semiconductor device

The utility model relates to a decide rotor equipment technical field, especially relate to an automatic compression fittings of high accuracy of stator and rotor.

[ background of the invention ]

The motor is one of the essential driving components in various devices, and during the manufacturing process of the motor, the stator and the rotor need to be assembled together to form a stator-rotor combination. In the prior art, when the stator and the rotor are pressed, the phenomenon that the stator and the rotor are damaged by collision often occurs, the assembly alignment precision is not high, and products are easily damaged by pressing.

Therefore, there is a need to provide a new high-precision automatic stator and rotor laminating device to solve the above-mentioned problems.

[ Utility model ] content

The utility model discloses a main aim at provides an automatic compression fittings of high accuracy of stator and rotor adopts the centre gripping pressfitting that the mode of fluctuation realized the rotor from top to bottom, and the accurate location before cooperation location structure realized rotor and the pressfitting of location to the utilization compresses tightly the unit and fixes to the stator and compress tightly, has improved the precision and the quality of stator and rotor pressfitting greatly, has effectively avoided the crushing and has hindered the phenomenon with the bruising.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides an automatic compression fittings of high accuracy of stator and rotor, its includes the driving piece, receives the first fly leaf that the driving piece carries out up-and-down motion, movably from top to bottom hang and establish first support on the first fly leaf, fix the second fly leaf of first support bottom, fix on the first support and the axle clamp unit of centre gripping rotor output shaft, fix the pressfitting board of second fly leaf lower surface, be located the support base of pressfitting board below and bearing the stator.

Furthermore, the shaft clamping unit comprises a first air cylinder, a clamping driving sleeve driven by the first air cylinder to move up and down, and a shaft clamping jaw which penetrates through the clamping driving sleeve and is matched with the clamping driving sleeve through an inclined plane to realize opening and closing clamping actions, and the upper end of the shaft clamping jaw is fixedly connected with the lower surface of the second movable plate.

Furthermore, two sides of the supporting base are also provided with a pair of stator pressing units.

Furthermore, the stator pressing unit comprises a second air cylinder and a pressing rod driven by the second air cylinder to move up and down and horizontally rotate.

Furthermore, the pressing plate is provided with an avoiding opening for avoiding the position of the pressing rod.

The driving device further comprises a second bracket, wherein the second bracket comprises a supporting guide rod and a supporting plate fixed on the supporting guide rod, and the driving piece is fixed on the supporting plate; the second movable plate is provided with a shaft sleeve, and the support guide rod penetrates through the shaft sleeve to guide the motion track of the second movable plate.

Furthermore, be provided with a plurality of right around the support base support the product position on the base and carry out the sensor and a pair of location hole seat that detect, be provided with on the pressfitting board and insert the reference column in the location hole seat.

Furthermore, the supporting base comprises a bottom plate, a positioning seat which is fixed on the bottom plate and used for bearing a product, and a plurality of positioning support columns which are arranged around the positioning seat.

Furthermore, the upper part of the positioning support column is provided with a step support surface for supporting the circumferential plate surface of the product.

Compared with the prior art, the utility model relates to an automatic compression fittings of high accuracy of stator and rotor's beneficial effect lies in: the rotor is pressed into the stator by the pressing plate which is arranged in a vertically floating manner, so that the protection of the stator and the rotor during pressing and assembling is improved, and the product is prevented from being damaged due to rigid collision; the rotor clamping unit and the pressing plate are arranged on the same lifting movable plate, synchronous lifting is achieved, clamping of the rotor is met, and pressing of the rotor can also be met; the shaft clamping jaws for clamping the rotor and the pressing plate are fixed on the same movable plate, so that the height positions of the shaft clamping jaws relative to the pressing plate are always kept consistent, the height positions of the pressing plate relative to the rotor are also kept unchanged in the pressing process, and the pressing precision of the rotor is improved; the stator pressing unit is arranged around the stator supporting seat, and the assembling precision of the stator and the rotor is further guaranteed.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a partial schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a supporting base portion according to an embodiment of the present invention;

the figures in the drawings represent:

100 high-precision automatic pressing device of stator and rotor; 101, products;

the stator pressing device comprises a supporting base 1, a bottom plate 11, a positioning seat 12, a positioning supporting column 13, a pressing plate 2, a driving piece 3, a first movable plate 4, a bracket 5, a second movable plate 6, a shaft sleeve 61, a shaft clamping unit 7, a first cylinder 71, a driving sleeve 72, a shaft clamping claw 73, a stator pressing unit 8, a second cylinder 81 and a pressing rod 82; 9 a second bracket, 91 supporting the guide rod, 92 supporting the plate; 10 a sensor; 14 positioning the hole seat; 16 connecting rods.

[ detailed description ] embodiments

Example (b):

referring to fig. 1 to 3, the present embodiment is a high-precision automatic pressing device 100 for a stator and a rotor, which includes a supporting base 1 for supporting the stator, a pressing plate 2 located above the supporting base 1, a driving member 3 for driving the pressing plate 2 to move up and down, a first movable plate 4 fixed at a movable end of the driving member 3, a first bracket 5 hung on the first movable plate 4, a second movable plate 6 fixed at a bottom of the first bracket 5, and a shaft clamping unit 7 fixed on the first bracket 5 and clamping an output shaft of the rotor, wherein the pressing plate 2 is fixed on a lower surface of the second movable plate 6 through a connecting rod 16.

The shaft clamping unit 7 comprises a first air cylinder 71, a clamping driving sleeve 72 driven by the first air cylinder 71 to move up and down, and a shaft clamping claw 73 penetrating through the clamping driving sleeve 72 and matched with the clamping driving sleeve through an inclined plane to realize opening and closing clamping actions, wherein the upper end of the shaft clamping claw 73 is fixedly connected with the lower surface of the second movable plate 6. By the up-and-down movement of the clamping driving sleeve 72, the outward expansion and the furling action of the shaft clamping jaw 73 are realized under the matching action of the inclined plane taper structure, so that the rotating shaft of the rotor is clamped.

Two sides of the supporting base 1 are also provided with a pair of stator pressing units 8. The stator pressing unit 8 includes a second cylinder 81, and a pressing rod 82 driven by the second cylinder 81 to perform vertical and horizontal rotational movements.

The laminated plate 2 is provided with an avoiding opening at the position of the avoiding pressure rod 82.

The present embodiment further includes a second bracket 9, the second bracket 9 includes a support guide 91, and a support plate 92 fixed on the support guide 91, and the driving member 3 is fixed on the support plate 92. The second movable plate 6 is provided with a shaft sleeve 61, and the support guide rod 91 penetrates through the shaft sleeve 61 to guide the movement track of the second movable plate 6.

Support base 1 and be provided with around a plurality of sensors 10 and a pair of locating hole seat 14 that detect to the product position on supporting base 1, be provided with the reference column (not marking in the picture) that inserts in locating hole seat 14 on the pressfitting board 2, through the counterpoint of locating hole seat 14 and reference column, realize pressfitting board 2 and support base 1's accurate counterpoint.

The supporting base 1 comprises a bottom plate 11, a positioning seat 12 fixed on the bottom plate 11 and used for bearing a product, and a plurality of positioning support columns 13 arranged around the positioning seat 12. The upper part of the positioning support column 13 is formed with a step support surface (not labeled in the figure) for supporting the circumferential plate surface of the product. The bottom of the stator is arranged in the positioning seat 12, the upper circumferential plate is supported on the positioning support columns 13, the positioning support columns 13 are inserted into positioning holes in the circumferential plate of the stator to achieve accurate positioning, and the circumferential plate of the stator is supported by the positioning support columns 13 to achieve high-support positioning.

The working principle of the high-precision automatic stator and rotor laminating device 100 of the present embodiment is as follows: after the rotor moves to the lower part of the laminated plate 2, the driving part 3 drives the first movable plate 4 to descend, the second movable plate 6, the laminated plate 2 and the shaft clamp unit 7 to descend synchronously, when the laminated plate 2 supports against the upper surface of the rotor, the first air cylinder 71 in the shaft clamp unit 7 is started, and the driving shaft clamping jaw 73 clamps the rotating shaft of the rotor and then moves back upwards; the rotor transferring mechanism withdraws from the pressing device; the driving piece 3 drives the first movable plate 4 to descend, the rotor descends synchronously and is placed in the stator, and as the laminated plate 2 and the shaft clamping claw 73 are fixed on the second movable plate 6, and the second movable plate 6 is hung on the first movable plate 4 through the first support 5 in a vertically floating manner, the positions of the laminated plate 2 and the rotor are unchanged when the first movable plate 4 descends continuously, so that the rotor is not in rigid contact when being placed in the stator, and the damage caused by rigid collision when the stator and the rotor are combined is effectively avoided; when the first movable plate 4 continuously descends to a state that the first movable plate 4 and the second movable plate 6 are in a rigid pressure transmission state, the pressing plate 2 is applied with pressing force, the pressing plate 2 presses the rotor into the positioning assembly, then the shaft clamping jaw 73 loosens the clamping of the rotating shaft of the rotor, and the second movable plate 6 moves upwards and retreats; the plunger 82 is rotated upwardly to be retracted.

The high-precision automatic pressing device 100 for the stator and the rotor has the advantages that: the rotor is pressed into the stator by the pressing plate which is arranged in a vertically floating manner, so that the protection of the stator and the rotor during pressing and assembling is improved, and the product is prevented from being damaged due to rigid collision; the rotor clamping unit and the pressing plate are arranged on the same lifting movable plate, synchronous lifting is achieved, clamping of the rotor is met, and pressing of the rotor can also be met; the shaft clamping jaws for clamping the rotor and the pressing plate are fixed on the same movable plate, so that the height positions of the shaft clamping jaws relative to the pressing plate are always kept consistent, the height positions of the pressing plate relative to the rotor are also kept unchanged in the pressing process, and the pressing precision of the rotor is improved; the stator pressing unit is arranged around the stator supporting seat, and the assembling precision of the stator and the rotor is further guaranteed.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (9)

1. The utility model provides an automatic compression fittings of high accuracy of stator and rotor which characterized in that: the device comprises a driving part, a first movable plate which is driven by the driving part to move up and down, a first support arranged on the first movable plate in a vertically movable manner, a second movable plate fixed at the bottom of the first support, a shaft clamping unit fixed on the first support and used for clamping a rotor output shaft, a pressing plate fixed on the lower surface of the second movable plate, and a supporting base located below the pressing plate and used for bearing a stator.

2. The high-precision automatic stator and rotor laminating device of claim 1, wherein: the shaft clamping unit comprises a first air cylinder, a clamping driving sleeve driven by the first air cylinder to move up and down, and a shaft clamping jaw which penetrates through the clamping driving sleeve and is matched with the clamping driving sleeve through an inclined plane to realize opening and closing clamping actions, and the upper end of the shaft clamping jaw is fixedly connected with the lower surface of the second movable plate.

3. The high-precision automatic stator and rotor laminating device of claim 1, wherein: and two sides of the supporting base are also provided with a pair of stator pressing units.

4. A high precision automatic laminating apparatus for stator and rotor according to claim 3, wherein: the stator pressing unit comprises a second air cylinder and a pressing rod driven by the second air cylinder to move up and down and horizontally rotate.

5. The high-precision automatic stator and rotor laminating device of claim 4, wherein: the compression plate is provided with an avoiding opening for avoiding the position of the compression bar.

6. The high-precision automatic stator and rotor laminating device of claim 1, wherein: the driving piece is fixed on the supporting plate; the second movable plate is provided with a shaft sleeve, and the support guide rod penetrates through the shaft sleeve to guide the motion track of the second movable plate.

7. The high-precision automatic stator and rotor laminating device of claim 1, wherein: the support base is provided with a plurality of pairs around it to support the sensor and a pair of location hole seat that the product position on the base detected, be provided with on the pressfitting board and insert the reference column in the location hole seat.

8. The high-precision automatic stator and rotor laminating device of claim 1, wherein: the supporting base comprises a bottom plate, a positioning seat which is fixed on the bottom plate and used for bearing a product, and a plurality of positioning supporting columns which are arranged around the positioning seat.

9. The high-precision automatic stator and rotor laminating device of claim 8, wherein: and a step supporting surface for supporting the circumferential plate surface of the product is formed at the upper part of the positioning supporting column.

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