CN110977429A

CN110977429A - Automatic screw locking device for stator installation

Info

Publication number: CN110977429A
Application number: CN201911319448.9A
Authority: CN
Inventors: 邱荣泉; 金燕; 沈卫疆
Original assignee: Zhejiang Teda Micro Motor Co ltd
Current assignee: Zhejiang Teda Micro Motor Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-04-10
Also published as: WO2021120513A1

Abstract

The invention discloses an automatic screw locking device for stator installation, which comprises a two-shaft screw locking machine body, wherein a product placing rotary table is arranged on the two-shaft screw locking machine body, a rotary table rotary shaft is vertically arranged at the center of the bottom of the product placing rotary table, the bottom of the rotary table rotary shaft is fixed with the two-shaft screw locking machine body, the top of the rotary table rotary shaft is rotatably connected with the product placing rotary table, four product placing stations which are uniformly distributed in the circumferential direction are arranged at the top of the product placing rotary table, and a screw locking mechanism is arranged above the product placing rotary table of the two-shaft screw locking machine body. The fixing device realizes the fixing of the plastic frame with the stator placed through the product placing station on the product placing turntable, and screws are screwed in through the screw locking mechanism on the two-shaft screw locking machine body, so that the fixing of the stator and the plastic frame is realized.

Description

Automatic screw locking device for stator installation

Technical Field

The invention relates to an automatic screw locking device for stator installation.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law. The cooling fan mainly comprises a plastic frame, a motor and fan blades, wherein the motor is arranged on the plastic frame, when the motor is arranged on the plastic frame, the stator is firstly required to be fixedly arranged on the plastic frame through screws, and at present, the process is usually manually arranged, so that the efficiency is low, the installation quality is unstable, and waste products are easy to appear.

The invention patent CN104668949A discloses a screwing machine by mechanical locking of screws, but it cannot be directly applied to mounting stators in plastic frames.

Disclosure of Invention

Aiming at the problems, the invention provides an automatic screw locking device for stator installation, which realizes the fixation of a plastic frame through a product placing turntable and automatically locks screws through a two-shaft screw locking machine, thereby effectively solving the problems pointed out in the background technology.

The technical scheme adopted by the invention is as follows:

the utility model provides an automatic lock screw device for stator installation, includes diaxon lock screw machine body, diaxon lock screw machine body on be equipped with the product and place the carousel, the bottom center that the carousel was placed to the product is vertical to be equipped with a carousel pivot, the carousel is placed with diaxon lock screw machine body fixed, the top and the product of carousel pivot and is connected, the top that the carousel was placed to the product is equipped with four products that are the circumference equipartition and places the station, diaxon lock screw machine body place the top of carousel at the product and be equipped with lock screw mechanism.

Preferably, the product placing station comprises a square base and four fixing blocks arranged on the periphery of the top of the square base, and two positioning rods are fixed on the inner sides of the four fixing blocks at the top of the square base.

Preferably, the screw locking mechanism comprises a screw locking head capable of moving downwards and locking a screw to a product, a servo motor and a downlink cylinder, wherein the servo motor and the downlink cylinder drive the screw locking head, and the screw locking head is provided with a connecting pipe for conveying the screw.

Preferably, the lock screw mechanism further comprises an inductor, the inductor is used for detecting the downward movement of the head of the lock screw, an automatic horizontal correction device is arranged on the side portion of the inductor, and a manual adjusting mechanism is arranged on the automatic horizontal correction device.

Preferably, the square base is a magnetic iron block, a magnet is fixed at the bottom of the fixed block, and the bottom surface of the magnet is overlapped with the bottom surface of the fixed block.

Preferably, a positioning and clamping device is fixed at the top of the two-shaft screw locking machine body on the side part of the product placing turntable.

Preferably, the positioning and clamping device comprises clamping cylinders fixed on the two-shaft screw locking machine body, clamping blocks are fixed at the outer end parts of the piston rods of the clamping cylinders, and four clamping grooves matched with the clamping blocks are formed in the side parts of the product placing turnplates.

Preferably, the clamping groove is in a circular truncated cone shape with a large outer part and a small inner part in the radial direction of the product placing turntable.

The invention has the beneficial effects that:

1. the fixing of the plastic frame with the stator placed is realized through a product placing station on a product placing turntable, and then the screw is screwed in through a screw locking mechanism on the two-shaft screw locking machine body, so that the fixing of the stator and the plastic frame is realized;

2. the design of four product placing stations on the product placing turntable is that when a certain product placing station screws the screw, a worker can place the plastic frame provided with the stator on other product placing stations, so that the efficiency of locking the screw is improved.

3. The two-shaft screw locking machine is adopted, so that two screws can be simultaneously screwed and locked, and the screw locking efficiency is greatly improved;

4. the top of the square base accurately positions the plastic frame through the two positioning rods, the peripheral fixed blocks realize coarse positioning of the plastic frame, positioning holes in the plastic frame are conveniently and quickly aligned with the two positioning rods, and the bottom of each fixed block is provided with a magnet, so that the position of each fixed block can be quickly adjusted at any time, and the square base is suitable for fixing stators of plastic frames with different sizes;

5. when the positioning and clamping device screws, the product placing turntable is clamped and fixed, so that the screw locking mechanism can accurately screw the screw into the plastic frame on the product placing station right below the product placing turntable;

6. the clamping groove adopts a round platform-shaped structure, so that the clamping block can be conveniently clamped into the clamping groove.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of a product placement turntable;

fig. 4 is a schematic structural diagram of a fixing block on a product placing station.

Detailed Description

The invention is described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Example 1

As shown in fig. 1-4, an automatic screw locking device for stator installation, including diaxon lock screw machine body 1, diaxon lock screw machine body 1 on be equipped with the product and place carousel 2, the bottom center that carousel 2 was placed to the product is vertical to be equipped with a carousel pivot 3, carousel 2 rotation connection is placed with diaxon lock screw machine body 1 to the bottom of carousel pivot 3 fixed, top and product, the top that carousel 2 was placed to the product is equipped with four products that are the circumference equipartition and places station 4, diaxon lock screw machine body 1 be equipped with lock screw mechanism 5 in the top that carousel 2 was placed to the product.

The product placing station 4 comprises a square base 41 and four fixing blocks 42 arranged around the top of the square base 41, and two positioning rods 43 are fixed on the inner sides of the four fixing blocks 42 at the top of the square base 41.

The screw locking mechanism 5 comprises a screw locking head 51 capable of moving downwards and locking a screw to a product, a servo motor 52 driving the screw locking head 51 and a downlink air cylinder 53, wherein the screw locking head 51 is provided with a connecting pipe 54 for conveying the screw.

Lock screw mechanism 5 still include inductor 55, inductor 55 be used for detecting lock screw head 51 downstream, the lateral part of inductor 55 is equipped with automatic horizontal orthotic devices 56, automatic horizontal orthotic devices 56 be equipped with manual adjustment mechanism 57, prevent that inductor 55 is askew to cause the response inaccurate.

The square base 41 is a magnetic iron block, a magnet 45 is fixed at the bottom of the fixed block 42, and the bottom surface of the magnet 45 is overlapped with the bottom surface of the fixed block 42.

And a positioning and clamping device 6 is fixed at the top of the two-shaft screw locking machine body 1 at the side part of the product placing turntable 2.

The positioning and clamping device 6 comprises a clamping cylinder 61 fixed on the two-shaft screw locking machine body 1, a clamping block 62 is fixed at the outer end of a piston rod of the clamping cylinder 61, and four clamping grooves 63 matched with the clamping block 62 are formed in the side portion of the product placing turntable 2.

The clamping groove 63 is in a circular truncated cone shape with a large outer part and a small inner part in the radial direction of the product placing turntable 2.

The working principle of the invention is as follows:

1. manually placing the plastic frame provided with the stator on the product placing station 4, wherein when the plastic frame is placed, if the product placing station 4 right below the screw locking mechanism 5 is provided with the placed plastic frame, the screw locking mechanism 5 can screw the screw into the stator and the plastic frame, and if the product placing station 4 right below the screw locking mechanism 5 is not provided with the placed plastic frame, the screw locking mechanism 5 does not perform screw locking;

2. after the station 4 is placed to the preceding product, the shrink of control chucking cylinder 61 for chucking piece 62 leaves chucking groove 63, loosens the chucking of placing carousel 2 to the product, then rotatory product places carousel 2, places the station to next product and carries out placing of plastics frame, repeats step 1.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an automatic lock screw device for stator installation, a serial communication port, including diaxon lock screw machine body (1), diaxon lock screw machine body (1) on be equipped with the product and place carousel (2), the bottom center that carousel (2) were placed to the product is vertical to be equipped with a carousel pivot (3), the bottom and diaxon lock screw machine body (1) of carousel pivot (3) are fixed, carousel (2) are placed with the product at the top and are rotated with the top and be connected, the top that carousel (2) were placed to the product is equipped with four products that are the circumference equipartition and places station (4), diaxon lock screw machine body (1) be equipped with lock screw mechanism (5) in the top that carousel (2) were placed to the product.

2. The automatic screw locking device for stator installation according to claim 1, wherein the product placement station (4) comprises a square base (41) and four fixing blocks (42) arranged around the top of the square base (41), and two positioning rods (43) are fixed at the top of the square base (41) on the inner sides of the four fixing blocks (42).

3. The automatic screw locking device for stator mounting according to claim 2, wherein the screw locking mechanism (5) comprises a screw locking head (51) capable of moving downward and locking a screw to a product, and a servo motor (52) and a down cylinder (53) for driving the screw locking head (51), and the screw locking head (51) is provided with a connecting pipe (54) for conveying a screw.

4. The automatic screw locking device for stator mounting according to claim 3, wherein the screw locking mechanism (5) further comprises a sensor (55), the sensor (55) is used for detecting the downward movement of the screw locking head (51), an automatic leveling device (56) is arranged at the side of the sensor (55), and the automatic leveling device (56) is provided with a manual adjusting mechanism (57).

5. The automatic screw locking device for stator installation according to claim 4, wherein the square base (41) is a magnetic iron block, a magnet (45) is fixed at the bottom of the fixed block (42), and the bottom surface of the magnet (45) is coincident with the bottom surface of the fixed block (42).

6. The automatic screw locking device for stator installation according to claim 5, wherein a positioning and clamping device (6) is fixed on the top of the two-axis screw locking machine body (1) at the side of the product placing turntable (2).

7. The automatic screw locking device for stator installation according to claim 6, wherein the positioning clamping device (6) comprises a clamping cylinder (61) fixed on the two-axis screw locking machine body (1), a clamping block (62) is fixed on the outer end of the piston rod of the clamping cylinder (61), and four clamping grooves (63) matched with the clamping block (62) are formed in the side portion of the product placing turntable (2).

8. The automatic screw locking device for stator installation according to claim 7, wherein the clamping groove (63) is in a truncated cone shape with a larger outer part and a smaller inner part in the radial direction of the product placing turntable (2).