CN107994737B - Recovery device for scrapped stator assembly winding of motor of double-through-flow air conditioner - Google Patents

Abstract

The invention discloses a winding recovery device for a scrapped stator assembly of a double-through-flow air-conditioning motor, comprising a base, a support plate, a driving motor, a ball screw, a left clamp, a right clamp, a winding receiving slot, a hydraulic press and a cutting machine. The upper sides of the left sliding sleeve and the right sliding sleeve are also provided with left clamps and right clamps, the lower side of the lifting plate is also symmetrically provided with a fixed block, the inner side of the fixed block is provided with an electromagnet, and the left and right sides of the slider are also embedded A magnet is installed, and a cutting machine is fixedly installed on the lower side of the slider through a bracket. In the invention, the ball screw is used to realize the rotation of the ball screw, and the left clamp and the right clamp are moved to the middle to clamp the stator assembly, so as to avoid displacement when the winding of the stator assembly is cut, resulting in damage to the stator iron core, and greatly improve the performance of the stator. The recycling rate of the iron core; when cutting, the windings left on the surface of the stator assembly can be completely cut by moving the cutting wheel left and right, so as to avoid the residual windings affecting the subsequent winding recoil work and avoid secondary rework.

Description

A winding recovery device for a scrapped stator assembly of a dual-through-flow air-conditioning motor

technical field

The invention relates to a cutting device, in particular to a winding recovery device of a scrapped stator assembly of a dual-through-flow air-conditioning motor.

Background technique

At present, air-conditioning cabinets generally use centrifugal wind wheels. The design of the centrifugal fan determines that the structure of the air-conditioning cabinet is in the form of "air intake from the bottom and air from the upper side", and the double cross-flow air duct technology changes the traditional centrifugal fan into the cross-flow fan commonly used in hanging machines, which is used in the cabinet. Both sides, so as to maintain the advantages of quietness and energy saving of the cross-flow fan.

The motor inside the double cross-flow air conditioner is often scrapped due to the problem of withstand voltage during manufacture. It is necessary to cut the winding of the stator assembly and then recover the stator core for reuse. The existing stator assembly cutting device cannot meet the requirements. The windings on the surface of the stator assembly are thoroughly cut, which often requires secondary rework, which greatly reduces the recycling efficiency.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a winding recovery device of a scrapped stator assembly of a dual-flow air conditioner motor, so as to solve the problems raised in the above-mentioned background art.

To achieve the above object, the present invention provides the following technical solutions:

A double cross-flow air conditioner motor scrapped stator assembly winding recovery device includes a base, a support plate, a drive motor, a ball screw, a left clamp, a right clamp, a winding receiving slot, a hydraulic press and a cutting machine. The upper surface of the base is left and right. A support column is welded symmetrically, a support plate is welded on the upper side of the support column, a vertical plate is also fixedly installed on the right side of the upper surface of the base by screws, the vertical plate is perpendicular to the upper surface of the base, and the left side of the vertical plate is installed. The drive motor is fixedly installed through the bracket, the output shaft of the drive motor is horizontally to the left, the left end of the output shaft of the drive motor is connected with a ball screw through a coupling, and the left and right parts of the ball screw are tapped and the middle part is not tapped. The left and right parts of the ball screw thread are provided with a left sliding sleeve and a right sliding sleeve, a hinge is installed at the center of the base through screws, and a first connecting rod and a second connecting rod are hinged on the hinge, and the first connecting rod and the second connecting rod are hinged. The second link is also rotated and installed on the front sides of the right sliding sleeve and the left sliding sleeve, respectively. The upper sides of the left sliding sleeve and the right sliding sleeve are also provided with left and right clamps. The left and right clamps are connected with the left and right sliding sleeves. The stator assembly is placed between the left clamp and the right clamp by welding, and then the drive motor starts to work, and the drive motor indirectly drives the ball screw to start to rotate. By controlling the rotation direction of the drive motor, due to the ball screw The upper and left parts are tapped with threads and the middle part is not tapped, so that the left sliding sleeve and the right sliding sleeve move to the middle at the same time, driving the left clamp and the right clamp to move to the middle to clamp the stator assembly, so as to avoid cutting the stator assembly. When the winding is displaced, the stator core is damaged, which greatly improves the recycling rate of the stator core.

The upper surface of the supporting plate is symmetrically provided with a connecting plate, the connecting plate is vertically upward, and the connecting plate and the supporting plate are fixedly connected by bolts, and the top of the connecting plate is also welded with a top cover, and the center position of the upper side of the top cover is A hydraulic press is fixedly installed, the piston rod of the hydraulic press is vertically downward and the piston rod of the hydraulic press penetrates the top cover and is connected with a lifting plate, the lifting plate is slidingly connected with the connecting plates located on the left and right sides, and the lower surface of the lifting plate is also There is a chute, a sliding block is installed inside the chute, and springs are connected between the left and right sides of the sliding block and the inner wall of the chute respectively. The lower side of the lifting plate is also symmetrically provided with a fixed block. They are fixedly connected by screws. The inner side of the fixed block is provided with electromagnets, and the left and right sides of the slider are also embedded with magnets. The positions of the magnets and the electromagnets are opposite and the center axis in the horizontal direction coincides. The lower side of the slider passes through A cutting machine is fixedly installed on the bracket, and a cutting wheel is installed on the output shaft of the cutting machine with interference fit, and the cutting wheel is serrated.

As a further solution of the present invention, a shaft sleeve is fixedly installed on the support plate through a support rod, a bearing is arranged inside the shaft sleeve, and the output shaft of the driving motor is in interference fit with the bearing inside the shaft sleeve.

As a further solution of the present invention, the left sliding sleeve and the right sliding sleeve are threadedly connected with the ball screw.

As a further solution of the present invention, the left clamp and the right clamp are located opposite to each other, and both the left clamp and the right clamp are arc-shaped clamping jaws.

As a further solution of the present invention: the upper surface of the support plate is provided with a winding receiving slot.

As a further solution of the present invention, the piston rod of the hydraulic press and the top cover are in clearance fit.

As a further solution of the present invention: a protective cover is provided on the cutting machine.

Compared with the prior art, the beneficial effects of the present invention are: 1. The present invention utilizes the ball screw to realize the rotation of the ball screw to realize the movement of the left clamp and the right clamp to the middle to clamp the stator assembly, so as to avoid cutting the stator assembly. The displacement occurs during winding, causing damage to the stator core, which greatly improves the recycling rate of the stator core, and can adapt to different diameter rotor assemblies for clamping and fixing, which greatly improves the versatility of the device;

2. During cutting, by moving the cutting wheel left and right, the windings remaining on the surface of the stator assembly can be completely cut, avoiding the residual windings affecting the subsequent winding recoil work, avoiding secondary rework, and greatly improving the winding cutting efficiency of the stator assembly. save time and energy.

Description of drawings

FIG. 1 is a schematic structural diagram of a winding recovery device for a scrapped stator assembly of a dual-flow air-conditioning motor.

FIG. 2 is a schematic structural diagram of a ball screw in a winding recovery device of a scrapped stator assembly of a dual-through-flow air-conditioning motor.

FIG. 3 is a schematic structural diagram of the bottom of a lifting plate in a winding recovery device for a scrapped stator assembly of a dual-through-flow air-conditioning motor.

In the picture: 1-base, 2-support column, 3-support plate, 4-vertical plate, 5-drive motor, 6-shaft sleeve, 7-ball screw, 8-left sliding sleeve, 9-right sliding sleeve, 10-Hinge, 11-First connecting rod, 12-Second connecting rod, 13-Left clamp, 14-Right clamp, 15-Stator assembly, 16-Winding receiving slot, 17-Connecting plate, 18-Top cover , 19-hydraulic press, 20-lifting plate, 21-chute, 22-slider, 23-spring, 24-fixing block, 25-electromagnet, 26-magnet, 27-cutting machine, 28-cutting wheel.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Please refer to Figure 1-3, a dual-flow air conditioner motor scrapped stator assembly winding recovery device, including base 1, support plate 3, drive motor 5, ball screw 7, left clamp 13, right clamp 14, winding material The groove 16, the hydraulic press 19 and the cutting machine 27, the upper surface of the base 1 is symmetrically welded with a support column 2, the upper side of the support column 2 is also welded with a support plate 3, and the right side of the upper surface of the base 1 is also fixed by screws. A vertical plate 4 is installed, the vertical plate 4 is perpendicular to the upper surface of the base 1 , the left side of the vertical plate 4 is fixedly installed with a drive motor 5 through a bracket, and the output shaft of the drive motor 5 is horizontally to the left. The shaft sleeve 6 is fixedly installed through the support rod. The shaft sleeve 6 is provided with a bearing. The output shaft of the drive motor 5 is in interference fit with the bearing inside the shaft sleeve 6. The left end of the output shaft of the drive motor 5 is connected with a ball wire through a coupling. Rod 7, the left and right parts of the ball screw 7 are threaded and the middle part is not threaded, the left and right sliding sleeves 8 and 9 are provided on the left and right parts of the ball screw 7, and the left sliding sleeve 8 and the right sliding sleeve. The sleeve 9 and the ball screw 7 are threadedly connected, and a hinge 10 is installed at the center of the base 1 through screws. The hinge 10 is hinged with a first link 11 and a second link 12, the first link 11 and the second link The connecting rod 12 is also rotatably installed on the front side of the right sliding sleeve 9 and the left sliding sleeve 8, and the upper sides of the left sliding sleeve 8 and the right sliding sleeve 9 are also provided with a left clamp 13 and a right clamp 14, and a left clamp 13 and a right clamp 14 It is connected with the left sliding sleeve 8 and the right sliding sleeve 9 by welding, the left clamp 13 and the right clamp 14 are opposite in position, and the left clamp 13 and the right clamp 14 are arc-shaped clamping jaws, and the upper surface of the support plate 3 is provided with Winding receiving slot 16, the winding receiving slot 16 is used to collect the cut windings, place the stator assembly 15 between the left clamp 13 and the right clamp 14, and then energize the drive motor 5 to start working, the drive motor 5 Indirectly drive the ball screw 7 to start to rotate. By controlling the rotation direction of the driving motor 5, since the left and right parts of the ball screw 7 are tapped with threads and the middle part is not tapped, the left sliding sleeve 8 and the right sliding sleeve 9 are simultaneously threaded. Move in the middle, drive the left clamp 13 and the right clamp 14 to move to the middle to clamp the stator assembly 15, avoid displacement when cutting the winding of the stator assembly 15, cause damage to the stator core, and greatly improve the recovery of the stator core utilization.

The upper surface of the support plate 3 is symmetrically provided with a connecting plate 17, the connecting plate 17 is vertically upward, and the connecting plate 17 and the supporting plate 3 are fixedly connected by bolts, and the top of the connecting plate 17 is also welded with a top cover 18, The central position of the upper side of the top cover 18 is fixedly installed with a hydraulic press 19 , the piston rod of the hydraulic press 19 is vertically downward, and the piston rod of the hydraulic press 19 passes through the top cover 18 and is connected with a lifting plate 20 , The piston rod of the hydraulic press 19 is connected to the top cover 18 There is a clearance fit between the lifting plates 20 and the connecting plates 17 located on the left and right sides. A spring 23 is connected between the left and right sides of the 22 and the inner wall of the chute 21 respectively. The lower side of the lifting plate 20 is also symmetrically provided with a fixing block 24. The fixing block 24 and the lifting plate 20 are fixedly connected by screws. The fixing block 24 The inner side of the slider 22 is provided with an electromagnet 25, and the left and right sides of the slider 22 are also embedded with magnets 26. The position of the magnet 26 is opposite to the electromagnet 25 and the center axis in the horizontal direction coincides. The lower side of the slider 22 is fixed by a bracket A cutting machine 27 is installed, a protective cover is provided on the cutting machine 27, and a cutting wheel 28 is installed on the output shaft of the cutting machine 27 with interference fit, and the cutting wheel 28 is serrated.

The working principle of the present invention is as follows: when working, place the stator assembly 15 between the left clamp 13 and the right clamp 14, and then energize the drive motor 5 to start working, and the drive motor 5 indirectly drives the ball screw 7 to start to rotate. In the rotation direction of the drive motor 5, the left and right parts of the ball screw 7 are threaded and the middle part is not threaded, so that the left sliding sleeve 8 and the right sliding sleeve 9 move to the middle at the same time, driving the left clamp 13 and the right clamp 14. Move to the middle to clamp the stator assembly 15 to avoid displacement when cutting the windings of the stator assembly 15, resulting in damage to the stator core and greatly improving the recycling rate of the stator core; then power on to make the cutting machine 27 start to work , the cutting machine 27 drives the cutting wheel 28 to start to rotate, and then uses the hydraulic press 19 to drive the lifting plate 20 to slide downward, thereby indirectly driving the cutting wheel 28 to slide downward to cut the winding ends on the stator assembly 15, and the cut winding falls off. Enter the winding receiving slot 16. During the cutting process, the electromagnets 25 on the left and right sides are intermittently energized. When the electromagnet 25 on the left is energized, the electromagnet 25 on the left generates a magnetic force to the electromagnet 25 on the left. The magnet 26 attracts, and the slider 22 slides to the left, thereby indirectly driving the cutting wheel 28 to move to the left. When the electromagnet 25 on the right is energized, the electromagnet 25 on the right generates magnetism and attracts the magnet 26 on the right. , the slider 22 slides to the right, thereby indirectly driving the cutting wheel 28 to move to the right. By moving the cutting wheel 28 left and right, the windings remaining on the surface of the stator assembly 15 can be completely cut, so as to avoid the residual windings affecting the subsequent winding recoil work. , avoid secondary rework, greatly improve the efficiency of winding cutting of stator assembly 15, save time and effort.

The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, the present invention can also be made without departing from the purpose of the present patent. Various changes.

Claims (4)

1. The utility model provides a two through-flow air conditioner motor scrap stator assembly winding recovery unit, includes base (1), backup pad (3), driving motor (5), ball screw (7), left anchor clamps (13), right anchor clamps (14), winding receiving groove (16), hydraulic press (19) and cutting machine (27), its characterized in that: the support column (2) is welded on the upper surface of the base (1) in a bilateral symmetry mode, the support plate (3) is welded on the upper side of the support column (2), a vertical plate (4) is further fixedly mounted on the right side of the upper surface of the base (1) through screws, the vertical plate (4) is perpendicular to the upper surface of the base (1), a driving motor (5) is fixedly mounted on the left side of the vertical plate (4) through a support, the output shaft of the driving motor (5) is horizontal to the left, the left end of the output shaft of the driving motor (5) is connected with a ball screw (7) through a coupler, the coupler comprises a shaft sleeve (6) fixedly mounted on the support plate (3) through a support rod and a bearing arranged inside the shaft sleeve (6), threads are tapped on the left portion and the right portion of the ball screw (7), the middle portion of the ball screw is not tapped, and a left sliding sleeve, a hinge (10) is installed at the center of the base (1) through a screw, a first connecting rod (11) and a second connecting rod (12) are hinged to the hinge (10), the first connecting rod (11) and the second connecting rod (12) are further rotatably installed on the front sides of the right sliding sleeve (9) and the left sliding sleeve (8) respectively, a left clamp (13) and a right clamp (14) are further arranged on the upper sides of the left sliding sleeve (8) and the right sliding sleeve (9), and the left clamp (13) and the right clamp (14) are connected with the left sliding sleeve (8) and the right sliding sleeve (9) through welding; the upper surface symmetry of backup pad (3) is equipped with connecting plate (17), connecting plate (17) are vertical upwards and pass through bolt fixed connection between connecting plate (17) and backup pad (3), top cap (18) have still been welded on the top of connecting plate (17), the central point of top cap (18) upside puts fixed mounting and has hydraulic press (19), the piston rod of hydraulic press (19) is vertical downwards and the piston rod of hydraulic press (19) wears out top cap (18) and is connected with lifter plate (20), sliding connection between lifter plate (20) and the connecting plate (17) that are located the left and right sides, lifter plate (20) lower surface still is equipped with spout (21), inside sliding mounting of spout (21) has slider (22), the left and right sides of slider (22) are connected with spring (23) respectively with between spout (21) inner wall, lifter plate (20) downside still symmetry is equipped with fixed block (24), the fixed block (24) is fixedly connected with the lifting plate (20) through screws, an electromagnet (25) is arranged on the inner side of the fixed block (24), magnets (26) are embedded and mounted on the left side and the right side of the sliding block (22), the magnets (26) are opposite to the electromagnet (25) in position and coincide with a central shaft in the horizontal direction, a cutting machine (27) is fixedly mounted on the lower side of the sliding block (22) through a support, a cutting wheel (28) is mounted on an output shaft of the cutting machine (27) in an interference fit mode, and the cutting wheel (28) is in a sawtooth shape; an output shaft of the driving motor (5) is in interference fit with a bearing in the shaft sleeve (6); the left sliding sleeve (8) and the right sliding sleeve (9) are in threaded connection with the ball screw (7); the left clamp (13) and the right clamp (14) are opposite in position, and the left clamp (13) and the right clamp (14) are arc-shaped clamping jaws.

2. The recovery device for the discarded stator assembly winding of the double-through-flow air conditioner motor as claimed in claim 1, wherein: and a winding receiving groove (16) is arranged on the upper surface of the supporting plate (3).

3. The recovery device for the discarded stator assembly winding of the double-through-flow air conditioner motor as claimed in claim 1, wherein: and a piston rod of the hydraulic machine (19) is in clearance fit with the top cover (18).

4. The recovery device for the discarded stator assembly winding of the double-through-flow air conditioner motor as claimed in claim 1, wherein: and a protective cover is arranged on the cutting machine (27).

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