CN213660121U - Full-automatic demagnetizer for medium-large workpiece - Google Patents
Full-automatic demagnetizer for medium-large workpiece Download PDFInfo
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- CN213660121U CN213660121U CN202023279098.9U CN202023279098U CN213660121U CN 213660121 U CN213660121 U CN 213660121U CN 202023279098 U CN202023279098 U CN 202023279098U CN 213660121 U CN213660121 U CN 213660121U
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- polyurethane
- frame
- carrier roller
- demagnetizer
- polyurethane carrier
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Abstract
The utility model provides a full-automatic demagnetization machine of medium and large-scale work piece. Comprises a frame, a speed reducer, a driving chain wheel, a polyurethane carrier roller shaft frame, a driven chain wheel, a transmission chain, a polyurethane carrier roller, a photoelectric switch, a large-sized workpiece, an electrical control cabinet and the like. This demagnetization machine adopts advanced technique, sets up polyurethane bearing roller pedestal in demagnetization machine frame upper end, establishes polyurethane bearing roller in polyurethane bearing roller pedestal, then sets up brush roller and dust storage box below the polyurethane bearing roller, can effectually store and clear up abandonment magnetic powder and other impurity, and the original every group of brush roller is equipped with four groups of little brushes, changes three groups of brushes into now. The polyurethane carrier roller is adopted to enable the demagnetizer to have a better insulation effect, and the demagnetizer is further provided with the housing, so that the upper magnet yoke part of the demagnetizer can be effectively protected. The demagnetizer is high in automation degree, is controlled by computer programs, is convenient to operate, can achieve a good demagnetization effect, and effectively avoids the mechanical safety problem of medium and large workpieces due to poor demagnetization effect.
Description
Technical Field
The utility model relates to a demagnetization technique especially relates to a full-automatic demagnetization machine of medium and large-scale work piece.
Background
Grinding in high-precision medium and large workpieces is taken as a ring of a production process, particularly a large bearing with the diameter of 3-4 meters of a wind generating set, a bearing outer ring is adsorbed on a magnetic disc to grind the end face of the bearing to meet the design requirement, the ground bearing often has a large amount of residual magnetism, the residual magnetism can affect the rotation precision of the bearing and can further affect the subsequent industrial production links, and therefore demagnetization treatment of the bearing is very necessary. The utility model discloses a utility model name "automatic demagnetization equipment" for 201029098017X has provided a demagnetization efficiency and the better automatic demagnetization equipment of demagnetization effect, still there is not enough, original demagnetization machine does not set up relevant device in the aspect of abandonment magnetic particle processing recovery, lead to the demagnetization machine to have remaining impurity and magnetic adsorption on the demagnetization machine after carrying out the demagnetization to the bearing, weakened the demagnetization effect of demagnetization machine to the bearing, it is also more troublesome to clear up. Then also reasonable inadequately to the design of driven chain, can lead to insulating effect not good, also often need manual operation in the operation process of demagnetization machine simultaneously, degree of automation is not high. In order to solve the technical problems, research institutions and enterprise technicians continuously research and explore the technical problems and improve and innovate the original defects by using modern scientific technologies.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above not enough, provide a full-automatic demagnetization machine of medium and large-scale work piece.
This demagnetization machine adopts advanced technique, not enough to original demagnetization machine existence, set up polyurethane bearing roller pedestal in demagnetization machine frame upper end, establish the polyurethane bearing roller in polyurethane bearing roller pedestal, then set up brush roller and dust storage box below the polyurethane bearing roller, can effectually store and clear up abandonment magnetic and other impurity, the original every group of brush roller is equipped with four groups of little brushes, change into three groups of brushes, raw and other materials have been saved on the same basis of effect, manpower and material resources. The iron roller is wrapped with a layer of polyurethane material, so that the demagnetizer has a better insulation effect, and the demagnetizer is further provided with a housing, so that an upper magnet yoke part of the demagnetizer can be effectively protected. The demagnetizer is high in automation degree, is controlled by computer programs, is convenient to operate, can achieve a good demagnetization effect, and effectively avoids the mechanical safety problem of medium and large workpieces due to poor demagnetization effect.
The utility model adopts the technical proposal that: a full-automatic demagnetizer for medium and large workpieces comprises: comprises a frame, a speed reducer, a driving sprocket, a polyurethane carrier roller shaft frame, a driven sprocket, a transmission chain, a polyurethane carrier roller, a photoelectric switch, a large workpiece, an electrical control cabinet, a lifting device, a screw rod, a dust storage box, a brush roller, a lower magnetic yoke, a nut, a housing, an upper magnetic yoke and a lifting guide post, wherein the frame is a large rectangle and is formed by welding steel plates, the speed reducer is arranged below the frame, the driving sprocket is arranged on the speed reducer and is connected with the driven sprocket, the polyurethane carrier roller shaft frame is arranged at the upper end of the frame, a plurality of polyurethane carrier rollers are arranged in the polyurethane carrier roller shaft frame, the sprocket is arranged on the polyurethane carrier roller shaft, the transmission chain is connected with the sprocket on the polyurethane carrier roller shaft, the large workpiece is placed on the polyurethane carrier roller, a plurality of brush rollers are arranged below the polyurethane carrier roller, the dust storage box is arranged below the brush rollers, the photoelectric switch is, the upper end of lower yoke contacts with the basal plane of large-scale work piece, be equipped with a housing in the last yoke frame, be equipped with worm wheel and worm in the elevating gear, the screw rod is connected with elevating gear, the screw rod upper end is equipped with the nut, the top of screw rod is connected with the lift guide pillar, the lift guide pillar is connected with last magnet yoke, put at frame lower extreme central point and be equipped with elevating gear, be equipped with an electrical control cabinet next door in the electrical control cabinet, be equipped with integrated circuit in the electrical control cabinet, control module, integrated circuit and speed reducer, photoelectric switch, the servo motor on the last yoke is connected.
The polyurethane carrier roller: the outer surface layer of the iron roller is coated with a layer of polyurethane material.
The lifting device is internally provided with a worm wheel and a worm, and a worm shaft is connected with a servo motor.
The brush roller: the brush roller is provided with a plurality of groups of brushes, and each group is provided with three groups of brushes.
The dust storage box is a long groove box, and concave lugs extend out of two sides of the upper surface of the dust storage box.
The utility model discloses a technical principle be: a full-automatic demagnetizer for medium-or large-size workpieces is characterized in that a large-size workpiece is placed on the demagnetizer, an electric control cabinet is opened to operate the demagnetizer, the electric control cabinet is connected with a speed reducer on the right side, and when the operating speed of a transmission chain is too high, the speed of the speed reducer can be controlled by the electric control cabinet to adjust the speed. Photoelectric switches are arranged at the left end and the right end of the workpiece and mainly used for controlling the stroke of the workpiece. In the operation process of the demagnetizer, the distance between the upper magnet yoke and the lower magnet yoke can be adjusted through the lifting device according to the size of the workpiece so as to adapt to different sizes and positions of the workpiece. The demagnetizer demagnetizes the large workpiece bearing through the remote magnetic yoke, when the large workpiece passes through the upper and lower magnetic yokes, the demagnetizing head on the magnetic yoke forms an alternating magnetic field to generate a magnetic hysteresis loop, when the amplitude of the alternating magnetic field is gradually decreased, the track of the magnetic hysteresis loop is also decreased, when the magnetic field intensity is decreased to zero, the residual magnetism in the workpiece is close to zero, the purpose of demagnetizing the large workpiece is achieved, and computer control is realized. The upper end of the frame is provided with the polyurethane carrier roller shaft frame, a plurality of polyurethane carrier rollers are arranged in the polyurethane carrier roller shaft frame, and polyurethane as a high-strength, high-wear-resistant and high-oil-resistant material can effectively isolate the driven sprocket from large-scale workpieces, scattered magnetic powder and impurities, so that a good insulation effect is achieved. Be equipped with many brush rollers below the polyurethane bearing roller, be equipped with a dust storage box below the brush roller, can effectually store and clear up the abandonment magnetic, the both sides respectively stretch out concave lug above the dust storage box, have avoided the magnetic to receive the rolling influence of brush, prevent that the magnetic overflows outside the box. Wherein, the original each group of brush roller is equipped with four groups of little brushes, changes three groups of brushes now, has saved raw and other materials, manpower and material resources on the same basis of effect. The demagnetizer is also provided with a housing, so that an upper magnetic yoke part of the demagnetizer can be effectively protected. The demagnetizer is high in automation degree, is controlled by computer programs, is convenient to operate, can achieve a good demagnetization effect, and effectively avoids the mechanical safety problem of medium and large workpieces due to poor demagnetization effect.
The utility model has the advantages that:
1. the utility model provides a full-automatic demagnetization machine of medium and large-scale work piece, degree of automation is high, and convenient operation can reach fine demagnetization effect, effectively avoids large-scale work piece because of the not good mechanical safety problem that produces of demagnetization effect.
2. The utility model provides a full-automatic demagnetization machine of medium and large-scale work piece, the upper end of frame is equipped with polyurethane bearing roller pedestal to there are many polyurethane bearing rollers to set up in polyurethane bearing roller pedestal, can effectually isolate driven sprocket and large-scale work piece and the magnetic that scatters, play better insulating effect.
3. The utility model provides a full-automatic demagnetizer of medium and large-scale work piece, the demagnetizer is equipped with brush roller and dust storage box, can effectual storage and clear up abandonment magnetic, stores box both sides port and inwards draws in, has avoided the magnetic to receive the roll influence of brush, prevents that the magnetic from overflowing outside the box.
4. The full-automatic demagnetizer for medium-large workpieces is characterized in that four groups of small brushes are arranged in each original group of brush rollers, and three groups of brushes are changed into three groups of brushes, so that raw materials, manpower and material resources are saved on the basis of the same effect.
5. A full-automatic demagnetizer for medium-large workpieces is provided with a housing, and an upper magnet yoke part of the demagnetizer can be effectively protected.
Drawings
FIG. 1 is a schematic view of the structure of the present invention
Figure 2 is the structural schematic diagram of the polyurethane carrier roller of the utility model
FIG. 3 is a schematic view of the structure of the dust storage box of the present invention
In the figure: 1 frame, 2 speed reducers, 3 driving sprockets, 4 polyurethane carrier roller shaft frames, 5 driven sprockets, 6 transmission chains, 7 polyurethane carrier rollers, 8 photoelectric switches, 9 large-sized workpieces, 10 electric control cabinets, 11 lifting devices, 12 screws, 13 dust storage boxes, 14 brush rollers, 15 lower magnet yokes, 16 nuts, 17 enclosers, 18 upper magnet yokes, 19 upper magnet yokes and 20 lifting guide pillars
Detailed Description
The invention is further described below with reference to the following figures and examples:
in fig. 1-3, a full-automatic demagnetizer for medium-large workpieces: comprises a frame 1, a speed reducer 2, a driving sprocket 3, a polyurethane carrier roller shaft frame 4, a driven sprocket 5, a transmission chain 6, a polyurethane carrier roller 7, a photoelectric switch 8, a large workpiece 9, an electrical control cabinet 10, a lifting device 11, a screw 12, a dust storage box 13, a brush roller 14, a lower magnetic yoke 15, a nut 16, a housing 17, an upper magnetic yoke 18, an upper magnetic yoke 19 and a lifting guide post 20, wherein the frame 1 is a large rectangle and is formed by welding steel plates, the speed reducer 2 is arranged below the frame 1, the driving sprocket 3 is arranged on the speed reducer 2, the driving sprocket 3 is connected with the driven sprocket 5, the polyurethane carrier roller shaft frame 4 is arranged at the upper end of the frame 1, a plurality of polyurethane carrier rollers 7 are arranged in the polyurethane carrier roller shaft frame 4, a sprocket is arranged on the shaft of the polyurethane carrier roller 7, the transmission chain 6 is connected with the sprocket on the polyurethane carrier roller 7, the large workpiece 9 is arranged on the polyurethane, a plurality of brush rollers 14 are arranged below the polyurethane carrier roller 7, a dust storage box 13 is arranged below the brush rollers 14, photoelectric switches 8 are arranged at the left end and the right end of a large workpiece 9, the upper end of a lower magnetic yoke 15 is in contact with the bottom plane of the large workpiece 9, a housing 17 is arranged on an upper magnetic yoke 19, a lifting device 20 is arranged at the center of the lower end of the rack 1, a worm wheel and a worm are arranged in the lifting device 20, a screw 12 is connected with the lifting device 11, a nut 16 is arranged at the upper end of the screw 12, the top end of the screw 12 is connected with a lifting guide post 20, the lifting guide post 20 is connected with the upper magnetic yoke 19, an electric control cabinet 10 is arranged beside the rack 1, and an integrated circuit and a control module are arranged in the electric control cabinet 10 and are connected with servo motors on the.
The polyurethane carrier roller 7: the outer surface layer of the iron roller is coated with a layer of polyurethane material.
A worm wheel and a worm are arranged in the lifting device 11, and a worm shaft is connected with a servo motor.
The brush roller 14: the brush roller 14 is provided with a plurality of groups of brushes, and each group is provided with three groups of brushes.
The dust storage box 13 is a long groove box, and concave lugs extend out from two sides of the upper surface of the dust storage box.
In one kindThe full-automatic demagnetizer for large workpieces is characterized in that a large workpiece 9 is placed on the demagnetizer, an electric control cabinet 10 is opened to operate the demagnetizer, the electric control cabinet 10 is also connected with a right speed reducer 2, and when the operating speed of a transmission chain 6 is too high, the speed of the speed reducer 2 can be controlled by the electric control cabinet 10 to adjust the speed. Photoelectric switches 8 are arranged at the left end and the right end of the workpiece and mainly used for controlling the stroke of the workpiece. In the operation process of the demagnetizer, the distance between the upper magnet yoke and the lower magnet yoke can be adjusted through the lifting device 11 according to the size of the workpiece so as to adapt to different sizes and positions of the workpiece. The demagnetization machine demagnetizes the workpiece through the remote magnetic yoke, when the workpiece passes through the upper and lower magnetic yokes, the demagnetization magnetic head on the magnetic yoke forms an alternating magnetic field to generate a magnetic hysteresis loop, when the amplitude of the alternating magnetic field is gradually decreased, the track of the magnetic hysteresis loop is also smaller and smaller, when the magnetic field intensity is reduced to zero, the residual magnetism in the workpiece is close to zero, the purpose of demagnetization is achieved, and computer control is realized. The upper end of the frame 1 is provided with a polyurethane carrier roller shaft frame 4, a plurality of polyurethane carrier rollers 7 are arranged in the polyurethane carrier roller shaft frame 4, polyurethane as a high-strength, high-wear-resistant and high-oil-resistant material can effectively isolate the driven chain wheel 5 from a workpiece, scattered magnetic powder and impurities to achieve a good insulation effect and enhance the wear resistance of the driven chain wheel 5, a plurality of brush rollers 14 are arranged below the polyurethane carrier rollers 7, a dust storage box 13 is arranged below the brush rollers 14 and can effectively store and clean the waste magnetic powder and other impurities, concave lugs respectively extend out of two sides of the upper surface of the dust storage box 13 to prevent the magnetic powder from being influenced by the rolling of the brushes and being separated from the dust storage box 13, and the magnetic powder is prevented from overflowing out of the box, wherein each original group of the brush rollers 14 is provided with four groups of small brushes, and is changed into three groups of small brushes, raw materials are saved on the basis of the same effect, Manpower and material resources. The demagnetizer is also provided with a cover 17 which can effectively protect the upper yoke 18 component of the demagnetizer. The upper and lower magnetic yokes can be adjusted up and down according to the size and height of the large workpiece ring-shaped piece, the demagnetization current can be adjusted, and the demagnetization is less than 0.5mT-4A/cm2The large workpiece with the size of 600 plus 4000mm can be demagnetized, the polyurethane carrier roller adopts chain transmission to convey the large workpiece or the bearing to a preset position, and the safety of the large workpiece is ensured. Degree of automation of the demagnetizerThe device is high, is controlled by computer programs, is convenient to operate, can achieve a good demagnetization effect, and effectively avoids the mechanical safety problem of medium and large workpieces caused by poor demagnetization effect.
Claims (5)
1. A full-automatic demagnetizer for medium and large workpieces comprises: the machine comprises a frame, a speed reducer, a driving chain wheel, a polyurethane carrier roller shaft frame, a driven chain wheel, a transmission chain, a polyurethane carrier roller, a photoelectric switch, a large workpiece, an electrical control cabinet, a lifting device, a screw rod, a dust storage box, a brush roller, a lower magnetic yoke, a nut, a housing, an upper magnetic yoke and a lifting guide pillar, and is characterized in that: the frame is a large rectangle and is welded by steel plates, a speed reducer is arranged below the frame, a driving sprocket is arranged on the speed reducer and is connected with a driven sprocket, a polyurethane carrier roller shaft frame is arranged at the upper end of the frame, a plurality of polyurethane carrier rollers are arranged in the polyurethane carrier roller shaft frame, a sprocket is arranged on a polyurethane carrier roller shaft, a transmission chain is connected with the sprocket on the polyurethane carrier roller shaft, a large workpiece is placed on the polyurethane carrier roller, a plurality of brush rollers are arranged below the polyurethane carrier roller, a dust storage box is arranged below the brush rollers, photoelectric switches are arranged at the left end and the right end of the large workpiece, the upper end of a lower magnetic yoke is contacted with the bottom plane of the large workpiece, a cover shell is arranged on the upper magnetic yoke frame, a worm wheel and a worm are arranged in the lifting device, a screw rod is connected with the lifting device, a nut is arranged at the, the lifting guide post is connected with the upper magnetic yoke, a lifting device is arranged at the center of the lower end of the frame, an electrical control cabinet is arranged beside the frame, an integrated circuit and a control module are arranged in the electrical control cabinet, and the integrated circuit is connected with a speed reducer, a photoelectric switch and a servo motor on the upper magnetic yoke.
2. The full-automatic demagnetizer for medium and large workpieces as recited in claim 1, wherein: the polyurethane carrier roller is formed by coating a layer of polyurethane material on the outer surface layer of an iron roller.
3. The full-automatic demagnetizer for medium and large workpieces as recited in claim 1, wherein: a worm wheel and a worm are arranged in the lifting device, and a worm shaft is connected with a servo motor.
4. The full-automatic demagnetizer for medium and large workpieces as recited in claim 1, wherein: the brush roller is provided with a plurality of groups of brushes, and each group is provided with three groups of brushes.
5. The full-automatic demagnetizer for medium and large workpieces as recited in claim 1, wherein: the dust storage box is a long groove box, and concave lugs extend out of two sides of the upper surface of the dust storage box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023279098.9U CN213660121U (en) | 2020-12-30 | 2020-12-30 | Full-automatic demagnetizer for medium-large workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023279098.9U CN213660121U (en) | 2020-12-30 | 2020-12-30 | Full-automatic demagnetizer for medium-large workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660121U true CN213660121U (en) | 2021-07-09 |
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ID=76690664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023279098.9U Expired - Fee Related CN213660121U (en) | 2020-12-30 | 2020-12-30 | Full-automatic demagnetizer for medium-large workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213660121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114974800A (en) * | 2022-06-24 | 2022-08-30 | 苏州卡恩图电子科技有限公司 | Demagnetization device of pressfitting steel sheet for circuit board |
-
2020
- 2020-12-30 CN CN202023279098.9U patent/CN213660121U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114974800A (en) * | 2022-06-24 | 2022-08-30 | 苏州卡恩图电子科技有限公司 | Demagnetization device of pressfitting steel sheet for circuit board |
| CN114974800B (en) * | 2022-06-24 | 2023-11-17 | 苏州卡恩图电子科技有限公司 | Demagnetizing device of laminated steel plate for circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210709 Termination date: 20211230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |