CN107738168A - A kind of Water cooled air conditionerses machine shaft surface derusting sanding apparatus - Google Patents

Abstract

The invention discloses a device for derusting and polishing the surface of a water-cooled air-conditioning motor shaft, comprising a base, a moving slider, a first driving motor, a first coupling, a second coupling and a derusting device. The first driving motor is fixedly installed, and the output shaft of the first driving motor is connected with the first coupling through a flat key. The right side of the vertical partition is inserted with a slide rail, and the upper side of the slide rail is slidably installed with a slider. A derusting device is fixedly installed on the upper side of the slider. The present invention can meet the needs of rotating shafts with different lengths and different diameters for derusting and grinding, greatly improving the versatility of the device; through the cooperation of the inner slider and the first spring, the fine sand layer inside the grinding head is closely attached to the surface of the rotating shaft, which can Effectively avoid the detachment of the grinding head from the rotating shaft, and prevent the occurrence of insufficient grinding; through the left and right sliding of the derusting device, the effect of grinding and derusting the surface of the rotating shaft is greatly improved, and uneven roughness is avoided.

Description

A water-cooled air-conditioning motor shaft surface rust removal and grinding device

technical field

The invention relates to the field of motors, in particular to a device for removing rust and polishing the surface of a water-cooled air-conditioning motor shaft.

Background technique

The rotating shaft, as the name implies, is the shaft that must be used to connect the main parts of the product and is used to bear both bending moment and torque in the rotating work. In the water-cooled air-conditioning motor, the rotating shaft is an important component of the motor. During the production and processing of the rotating shaft Among them, the raw material of the shaft will be oxidized during the long-term storage process, and the surface of the shaft will be rusted after oxidation. When the shaft is finished, it is necessary to derust the surface of the shaft. The traditional descaling work mainly uses manual grinding, but manual grinding The efficiency is low and the effect is not good.

Contents of the invention

The purpose of the present invention is to provide a water-cooled air-conditioning motor shaft surface derusting and grinding device to solve the problems raised in the above-mentioned background technology.

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

A water-cooled air-conditioning motor shaft surface derusting and grinding device, including a base, a moving slider, a first drive motor, a first coupling, a second coupling and a derusting device, and the upper surface of the base is provided with a right baffle and the left baffle, the right baffle is parallel to the left baffle and a guide column is arranged between the right baffle and the left baffle, the guide column is welded and installed on the right baffle and the left baffle, and the right baffle and the left baffle There is also a screw rod installed between the plates through the bearing rotation, and the other end of the screw rod is fixedly connected with a rocker wheel, which can drive the screw rod to rotate by shaking the rocker wheel. The screw rod is also threaded with a moving slider, which also Slidingly installed on the guide column, through the guiding and limiting effect of the guide column, and through the threaded cooperation of the screw rod and the moving slider, the moving slider can move left and right on the screw rod without rotation, and the moving slider is fixed on the The first driving motor is installed, the output shaft of the first driving motor is left and the output shaft of the first driving motor is connected with the first shaft coupling through a flat key, and the vertical partition is arranged on the base, and the vertical partition is located on the left side. The left side of the baffle plate and the right side of the vertical partition are also installed with a second coupling through the rotation of the linkage shaft. The right side of the vertical partition is inserted and installed with a slide rail, and the upper side of the slide rail is slidably installed with a slider. A rust removal device is fixedly installed on the upper side of the slider. The rust removal device includes a fixed block, an inner slider, a first spring and a grinding head. The inner slider is slidably installed inside the fixed block. The lower end of the inner slider and the inside of the fixed block A first spring is connected between them, and the upper end of the inner slider is welded with a grinding head, and the inner slider cooperates with the first spring, so that the fine sand layer inside the grinding head is closely attached to the surface of the rotating shaft, which can effectively prevent the grinding head from colliding with the first spring. The rotating shaft is detached to prevent the situation that it cannot be polished. At the same time, it can also adapt to the grinding and derusting work of rotating shafts with different diameters, which greatly improves the versatility of the device.

The left side of the slider is also threaded and fixedly connected with a connecting rod, the other end of the connecting rod is horizontal to the left and passes through the vertical partition, the connecting rod is slidingly connected with the vertical partition, and the other end of the connecting rod is fixedly connected with a rack, the vertical partition is also provided with a motor frame, the motor frame is fixedly installed on the left outer wall of the vertical partition by screws, the motor frame is fixedly mounted with a drive motor, and the output shaft of the drive motor has an interference It is equipped with special-shaped gears, and the teeth of the special-shaped gears are meshed with the rack. When the shaft needs to be polished, put one end of the shaft into the first coupling to fix it, and then manually shake the rocking wheel to make the wire The rod starts to rotate. When the screw rod starts to rotate, the screw rod and the moving slider are screwed together, so that the moving slider moves to the left until the other end of the rotating shaft is inserted into the second coupling, and then the second coupling is tightened. The screw on the shaft device fixes the rotating shaft, and then powers on to make the first driving motor start to rotate, thereby driving the rotating shaft to start rotating, and at the same time electrifying to make the driving motor start to rotate, and the driving motor drives the special-shaped gear to start rotating during the rotation process. When the tooth part meshes with the rack, it drives the rack to move to the left. When the rack moves to the left, the slider slides to the left, and the slider drives the derusting device to slide to the left, so that the rotating shaft cooperates with the sliding descaling The rust device grinds the rotating shaft in azimuth, and cooperates with the first spring through the inner slider, so that the fine sand layer inside the grinding head is closely attached to the surface of the rotating shaft, which can effectively prevent the grinding head from detaching from the rotating shaft and prevent the occurrence of defects that cannot be polished. At the same time, it can also adapt to the grinding and derusting work of shafts with different diameters, which greatly improves the versatility of the device; when the tooth part of the special-shaped gear does not mesh with the rack, under the action of the second spring restoring force, the slider Return to the right and slide to drive the derusting device to slide to the right. By sliding the derusting device left and right, the effect of grinding and derusting the surface of the rotating shaft is greatly improved, and uneven roughness is avoided.

As a further solution of the present invention: the screw rod is parallel to the guide post and the screw rod is located above the guide post.

As a further solution of the present invention: the vertical partition and the base are fixedly connected by screws.

As a further solution of the present invention: the grinding head is semi-arc-shaped and the inner surface of the grinding head is coated with a fine sand layer.

As a further solution of the present invention: a second spring is also connected between the slider and the vertical partition, and the connecting rod passes through the inner center of the second spring.

As a further solution of the present invention: the tooth portion of the rack is upward.

As a further solution of the present invention: half of the special-shaped gear has teeth and half has no teeth.

Compared with the prior art, the beneficial effect of the present invention is that: the present invention can meet requirements for derusting and grinding shafts of different lengths and different diameters, greatly improving the versatility of the device; through the cooperation of the inner slider with the first spring, the grinding The fine sand layer inside the head is always close to the surface of the rotating shaft, which can effectively prevent the grinding head from detaching from the rotating shaft and prevent the situation that the grinding head cannot be polished; the derusting device slides left and right, thereby greatly improving the effect of grinding and removing rust on the surface of the rotating shaft , to avoid uneven roughness.

Description of drawings

Fig. 1 is a structural schematic diagram of a device for derusting and polishing the surface of a water-cooled air-conditioning motor shaft.

Fig. 2 is a schematic diagram of the internal structure of the derusting device in a device for derusting and polishing the surface of the motor shaft of a water-cooled air conditioner.

Fig. 3 is an enlarged structural schematic diagram of part A of a water-cooled air-conditioning motor shaft surface derusting and polishing device.

In the figure: 1-base, 2-right baffle, 3-left baffle, 4-guide column, 5-screw, 6-rocking wheel, 7-moving slider, 8-first driving motor, 9-the first A coupling, 10-vertical partition, 11-second coupling, 12-rotating shaft, 13-slide rail, 14-slider, 15-derusting device, 16-fixed block, 17-inner slider, 18-spring, 19-grinding head, 20-fine sand layer, 21-connecting rod, 22-spring, 23-rack, 24-motor frame, 25-drive motor, 26-special-shaped gear.

detailed description

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

Please refer to Figure 1-3, a water-cooled air-conditioning motor shaft surface derusting and grinding device, including a base 1, a moving slider 7, a first drive motor 8, a first coupling 9, a second coupling 11 and a derusting Device 15, the upper surface of the base 1 is provided with a right baffle plate 2 and a left baffle plate 3, the right baffle plate 2 is parallel to the left baffle plate 3 and a guide post 4 is arranged between the right baffle plate 2 and the left baffle plate 3 to guide Column 4 is welded and installed on right baffle plate 2 and left baffle plate 3, and screw mandrel 5 is also installed by bearing rotation between described right baffle plate 2 and left baffle plate 3, and screw mandrel 5 is parallel with guide column 4 and screw mandrel 5 is located above the guide post 4, and the other end of the screw mandrel 5 is fixedly connected with a rocking wheel 6, which can drive the screw mandrel 5 to rotate by shaking the rocking wheel 6, and the screw mandrel 5 is also screwed with a moving slider 7, and the moving slider The block 7 is also slidably installed on the guide column 4, through the guiding and limiting effect of the guide column 4, and threaded with the moving slider 7 through the screw mandrel 5, so that the moving slider 7 can move left and right on the screw mandrel 5 without occurrence Rotate, the first driving motor 8 is fixedly installed on the moving slider 7, the output shaft of the first driving motor 8 is left and the output shaft of the first driving motor 8 is connected with the first coupling 9 by a flat key, so The base 1 is provided with a vertical partition 10, the vertical partition 10 is located on the left side of the left baffle 3, the vertical partition 10 and the base 1 are fixedly connected by screws, and the right side of the vertical partition 10 is also rotated by a linkage shaft A second coupling 11 is installed, a slide rail 13 is inserted and installed on the right side of the vertical partition 10, a slider 14 is slidably installed on the upper side of the slide rail 13, and a rust removal device 15 is fixedly installed on the upper side of the slider 14 , the derusting device 15 includes a fixed block 16, an inner slider 17, a first spring 18 and a grinding head 19, the inner slider 17 is slidably installed inside the fixed block 16, and the lower end of the inner slider 17 and the inside of the fixed block 16 Connected with a first spring 18, the upper end of the inner slider 17 is welded with a grinding head 19, the grinding head 19 is semi-arc and the inner surface of the grinding head 19 is coated with a fine sand layer 20, through the inner slider 17 and the first spring 18 Cooperate, so that the fine sand layer 20 inside the grinding head 19 is closely attached to the surface of the rotating shaft 12, which can effectively prevent the grinding head 19 from being separated from the rotating shaft 12, prevent the situation that the grinding cannot be achieved, and also adapt to the grinding of rotating shafts with different diameters Rust removal work, greatly improving the versatility of the device.

The left side of the slider 14 is also screwed and fixedly connected with a connecting rod 21, the other end of the connecting rod 21 is horizontal to the left and passes through the vertical partition 10, and the connecting rod 21 is slidingly connected with the vertical partition 10, and the sliding block 14 is connected to the vertical partition 10. A second spring 22 is also connected between the vertical partitions 10, and the connecting rod 21 passes through the center of the second spring 22. The other end of the connecting rod 21 is fixedly connected to a rack 23, and the tooth portion of the rack 23 is upward. Described vertical clapboard 10 is also provided with motor frame 24, and motor frame 24 is fixedly installed on the left side outer wall of vertical clapboard 10 by screw, and described motor frame 24 is fixedly installed with drive motor 25, and the output of drive motor 25 The interference fit on the shaft is equipped with a special-shaped gear 26, half of which has teeth and half has no teeth on the special-shaped gear 26, and the tooth portion of the special-shaped gear 26 is meshed with the rack 23 and connected.

The working principle of the present invention is: when the rotating shaft 12 needs to be polished, one end of the rotating shaft 12 is put into the first shaft coupling 9 to fix it first, and then the screw mandrel 5 starts to rotate by manually shaking the rocking wheel 6. When the screw mandrel 5 started to rotate, the threaded fit between the screw mandrel 5 and the moving slider 7 made the moving slider 7 move to the left until the other end of the rotating shaft 12 was inserted into the second coupling 11, and then by fastening the second The screw on the shaft coupling 11 fixes the rotating shaft 12, and then the first drive motor 8 starts to rotate when it is powered on, thereby driving the rotating shaft 12 to start rotating, and at the same time, the driving motor 25 starts to rotate when it is powered on, and the driving motor 25 drives the special-shaped gear during the rotation process 26 starts to rotate, when the tooth portion of the special-shaped gear 26 meshes with the rack 23, it drives the rack 23 to move to the left, and when the rack 23 moves to the left, the slider 14 slides to the left, and the slider 14 drives the rust removal The device 15 slides to the left, so that the rotating shaft 12 cooperates with the sliding derusting device 15 to carry out azimuth grinding on the rotating shaft 12, and the inner slider 17 cooperates with the first spring 18, so that the fine sand layer 20 inside the grinding head 19 Closely attached to the surface of the rotating shaft 12, it can effectively prevent the grinding head 19 from being separated from the rotating shaft 12, and prevent the situation that the grinding head cannot be polished. At the same time, it can also adapt to the grinding and derusting work of rotating shafts with different diameters, greatly improving the versatility of the device; When the tooth portion of the gear 26 is not meshed with the rack 23, under the action of the restoring force of the second spring 22, the slide block 14 is reset and slid to the right, thereby driving the derusting device 15 to slide to the right, and through the derusting device 15 Sliding left and right, thereby greatly improving the effect of grinding and derusting the surface of the rotating shaft 12, and avoiding uneven roughness.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (7)

1. A water-cooled air-conditioning motor shaft surface derusting and grinding device, including a base (1), a moving slider (7), a first drive motor (8), a first coupling (9), a second coupling ( 11) and derusting device (15), characterized in that: the upper surface of the base (1) is provided with a right baffle (2) and a left baffle (3), and the right baffle (2) and the left baffle (3) ) in parallel and there is a guide column (4) between the right baffle (2) and the left baffle (3), and the guide column (4) is welded and installed on the right baffle (2) and the left baffle (3). A screw (5) is installed between the right baffle (2) and the left baffle (3) through bearing rotation, and the other end of the screw (5) is fixedly connected with a rocking wheel (6), and the moving slider The first drive motor (8) is fixedly installed on (7), the output shaft of the first drive motor (8) is left and the output shaft of the first drive motor (8) is connected with the first coupling (9) through a flat key ), the base (1) is provided with a vertical partition (10), the vertical partition (10) is located on the left side of the left baffle (3), and the right side of the vertical partition (10) is also installed by rotating the linkage shaft There is a second coupling (11), the right side of the vertical partition (10) is inserted and installed with a slide rail (13), and the upper side of the slide rail (13) is slidably installed with a slider (14), and the slider ( 14) The rust removal device (15) is fixedly installed on the upper side, and the rust removal device (15) includes a fixed block (16), an inner slider (17), a first spring (18) and a grinding head (19). An inner slider (17) is slidingly installed inside the block (16), and a first spring (18) is connected between the lower end of the inner slider (17) and the inside of the fixed block (16), and the upper end of the inner slider (17) is welded There is a grinding head (19); the left side of the slider (14) is also threaded and fixedly connected with a connecting rod (21), and the other end of the connecting rod (21) is horizontal to the left and passes through the vertical partition (10), and the connecting rod (21) is slidingly connected with the vertical partition (10), the other end of the connecting rod (21) is fixedly connected with a rack (23), and the vertical partition (10) is also provided with a motor frame (24 ), the motor frame (24) is fixedly installed on the left outer wall of the vertical partition (10) by screws, the drive motor (25) is fixedly installed on the motor frame (24), and the output shaft of the drive motor (25) The special-shaped gear (26) is installed in the interference fit, and the tooth portion of the special-shaped gear (26) is meshed with the rack (23). 2. A water-cooled air-conditioning motor shaft surface derusting and grinding device according to claim 1, characterized in that: the screw rod (5) is parallel to the guide column (4) and the screw rod (5) is located on the guide column ( 4) above. 3. The device for derusting and polishing the surface of the motor shaft of a water-cooled air conditioner according to claim 1, characterized in that: the vertical partition (10) and the base (1) are fixedly connected by screws. 4. A water-cooled air-conditioning motor shaft surface derusting and grinding device according to claim 1, characterized in that: the grinding head (19) is semi-arc-shaped and the inner surface of the grinding head (19) is coated with a fine sand layer ( 20). 5. A water-cooled air-conditioning motor shaft surface derusting and grinding device according to claim 1, characterized in that: a second spring (22) is connected between the slider (14) and the vertical partition (10) , the connecting rod (21) passes through the inner center of the second spring (22). 6 . The device for derusting and polishing the surface of the motor shaft of a water-cooled air conditioner according to claim 1 , characterized in that: the teeth of the rack ( 23 ) face upward. 7 . 7. The device for derusting and polishing the surface of the motor shaft of a water-cooled air conditioner according to claim 1, characterized in that: half of the special-shaped gear (26) has teeth and the other half has no teeth.