CN213858711U - Permanent magnet magnetic particle grinder with adjustable compound motion - Google Patents
Permanent magnet magnetic particle grinder with adjustable compound motion Download PDFInfo
- Publication number
- CN213858711U CN213858711U CN202022593751.2U CN202022593751U CN213858711U CN 213858711 U CN213858711 U CN 213858711U CN 202022593751 U CN202022593751 U CN 202022593751U CN 213858711 U CN213858711 U CN 213858711U
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- Prior art keywords
- jaw
- pipe fitting
- magnetic head
- servo motor
- lead screw
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- 230000033001 locomotion Effects 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 title claims abstract description 8
- 239000006249 magnetic particle Substances 0.000 title claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 22
- 239000002131 composite material Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a permanent magnet magnetism grain grinder with adjustable compound motion, including frame, servo motor, lead screw support, connecting axle, three-jaw permanent magnetic head, pipe fitting three-jaw chuck, bearing frame, belt drive and motor. The utility model realizes the combined motion of rotation and reciprocating movement of the three-jaw magnetic pole head by using the lead screw, and the radial position of the permanent magnet on the three-jaw magnetic pole head can be adjusted according to the inner diameter of the pipe fitting; the grinding track is more complex, the movement mode of the magnetic pole is richer, and the grinding area is more uniform and compact; the device has the advantages of simple structure, convenient assembly and disassembly of the pipe fittings, high processing quality and high efficiency.
Description
Technical Field
The utility model relates to a magnetic particle grinds technical field, especially relates to a permanent magnet magnetic particle grinds device with adjustable compound motion suitable for non-magnetic metal pipe fitting.
Background
With the continuous development of the times, the requirements of various industries on the quality of metal surfaces are continuously improved. However, some materials are difficult to process due to their own characteristics, etc., and cannot achieve the desired surface roughness value. The following methods have been effective for machining such parts: magnetic particle grinding, electrochemical magnetic particle grinding, ultrasonic-assisted magnetic particle grinding, and the like. The technologies are well developed in the aspect of improving the surface quality, the requirement of high quality is difficult to achieve by using magnetic particle grinding alone, and related devices are required to be designed and used together to exert the grinding effect. However, some current magnetic particle grinding devices are complex in structure, difficult to operate, time-consuming, labor-consuming and poor in efficiency.
Chinese patent application publication No. CN108857605A discloses a "magnetic grinding device for inner surface of large-diameter long straight tube", which seals magnetic grinding material inside the tube in advance, fixes two ends by a four-jaw chuck, connects one end to a motor for rotation, and arranges a magnetic pole disc below the tube, thereby realizing finishing processing of inner wall of the tube. The device is complex, the pipe fitting is not easy to replace, and the effect after grinding is not easy to observe; in addition, the magnetic abrasive is sealed in the tube, and whether the grinding area is uniform or not is not easy to grasp.
Disclosure of Invention
The utility model provides a composite motion adjustable permanent magnet magnetic particle grinding device, which utilizes a lead screw to realize the composite motion of the rotation and the reciprocating motion of a three-jaw magnetic pole head, and the radial position of a permanent magnet on the three-jaw magnetic pole head can be adjusted according to the inner diameter of a pipe fitting; the grinding track is more complex, the movement mode of the magnetic pole is richer, and the grinding area is more uniform and compact; the device has the advantages of simple structure, convenient assembly and disassembly of the pipe fittings, high processing quality and high efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a composite motion adjustable permanent magnet magnetic particle grinding device comprises a rack, a servo motor, a lead screw support, a connecting shaft, a three-jaw permanent magnet head, a pipe fitting three-jaw chuck, a bearing seat, a belt transmission device and a motor; the servo motor is arranged on a sliding rail of the rack, an output shaft of the servo motor is connected with one end of a lead screw, and the other end of the lead screw is connected with the three-jaw permanent magnetic head through a connecting shaft; the screw rod is matched with a screw rod support fixed on the rack, so that the servo motor moves along the slide rail; the three-jaw permanent magnetic head consists of a magnetic head three-jaw chuck and 3 permanent magnets clamped on the magnetic head three-jaw chuck, and a magnetic loop is formed between the 3 permanent magnets; the pipe fitting three-jaw chuck is used for clamping a pipe fitting, the servo motor drives the three-jaw permanent magnetic head to move in the pipe fitting through the lead screw and the connecting shaft when moving, and magnetic abrasive particles are filled between the permanent magnet and the inner wall of the pipe fitting; the pipe fitting three-jaw chuck and the three-jaw permanent magnetic head are coaxially arranged on the rack, a transmission shaft is arranged at one end of the pipe fitting three-jaw chuck far away from the three-jaw permanent magnetic head, and the transmission shaft is connected with the rack through a bearing seat; the motor is connected with the transmission shaft through a belt transmission device.
The slide rail comprises 2 parallel arrangement's track, and servo motor's motor cabinet bottom is established the spout and is cooperated with the slide rail.
And an output shaft of the servo motor is connected with the lead screw through a quincunx coupler.
The lead screw is detachably connected with the connecting shaft through a bolt, and the magnetic head three-jaw chuck is fixedly connected with the connecting shaft.
The belt transmission device is composed of a driving belt wheel, a belt and a driven belt wheel, the driving belt wheel is arranged on an output shaft of the motor, the driven belt wheel is arranged on the transmission shaft, and the driving belt wheel is connected with the driven belt wheel through the belt.
Compared with the prior art, the beneficial effects of the utility model are that:
1) 3 permanent magnets clamped on the three-claw permanent magnetic head form a magnetic loop which can effectively adsorb magnetic abrasive particles so as to process the inner surface of the pipe fitting;
2) the radial positions of the 3 permanent magnets can be synchronously adjusted by rotating the adjusting knob on the magnetic head three-jaw chuck, so that the processing of pipe fittings with various inner diameter sizes is met.
3) The screw rod connected with the three-jaw permanent magnetic head is matched with the screw rod support, and when the servo motor drives the screw rod to rotate, the screw rod can drive the three-jaw permanent magnetic head to rotate, and meanwhile, power for advancing or retreating is provided for the three-jaw permanent magnetic head, so that the three-jaw permanent magnetic head can simultaneously perform reciprocating linear movement and rotary composite movement in the pipe fitting.
4) The three-jaw chuck is used for fixing the pipe fitting, is connected with the motor through the transmission shaft and the belt transmission device, is used for driving the pipe fitting to rotate during grinding and machining, and enables the magnetic abrasive particles to be in contact with the pipe fitting more fully, so that machining efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of a composite motion adjustable permanent magnet magnetic particle grinder according to the present invention.
Fig. 2 is a schematic diagram of the relative position of the three-jaw permanent magnetic head and the pipe fitting of the present invention.
Fig. 3 is a schematic diagram of the distribution of 3 permanent magnets on a magnetic head three-jaw chuck according to the present invention.
In the figure: 1. servo motor 2, quincunx coupling 3, lead screw 4, lead screw support 5, connecting shaft 6, three-jaw permanent magnet head 61, magnetic head three-jaw chuck 62, permanent magnet 7, pipe fitting 8, pipe fitting three-jaw chuck 9, bearing seat 10, driven pulley 11, belt 12, driving pulley 13, motor 14, rack 15, slide rail
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1, the utility model relates to a permanent magnet magnetic particle grinder with adjustable compound motion, including frame 14, servo motor 1, lead screw 3, lead screw support 4, connecting axle 5, three-jaw permanent magnetic head 6, pipe fitting three-jaw chuck 8, bearing frame 9, belt drive and motor 13; the servo motor 1 is arranged on a slide rail 15 of the rack 14, an output shaft of the servo motor 1 is connected with one end of a screw rod 3, and the other end of the screw rod 3 is connected with a three-jaw permanent magnetic head 6 through a connecting shaft 5; the screw 3 is matched with a screw support 4 fixed on the frame 14, so that the servo motor 1 moves along the slide rail 15; the three-jaw permanent magnetic head 6 consists of a magnetic head three- jaw chuck 61 and 3 permanent magnets 62 clamped on the magnetic head three-jaw chuck 61, and a magnetic loop is formed between the 3 permanent magnets 62; the pipe fitting three-jaw chuck 8 is used for clamping a pipe fitting 7, the servo motor 1 drives the three-jaw permanent magnetic head 6 to move in the pipe fitting 7 through the screw rod 3 and the connecting shaft 5 when moving, and magnetic abrasive particles are filled between the permanent magnet 62 and the inner wall of the pipe fitting 7; the pipe fitting three-jaw chuck 8 and the three-jaw permanent magnetic head 6 are coaxially arranged on the rack 14, a transmission shaft is arranged at one end of the pipe fitting three-jaw chuck 8 far away from the three-jaw permanent magnetic head 6, and the transmission shaft is connected with the rack 14 through a bearing seat 9; the motor 13 is connected with a transmission shaft through a belt transmission device.
Slide rail 15 comprises 2 parallel arrangement's track, and the spout is established to servo motor 1's motor cabinet bottom and slide rail 15 cooperation.
An output shaft of the servo motor 1 is connected with a screw rod 3 through a quincunx coupling 2.
The lead screw 3 is detachably connected with the connecting shaft 5 through a bolt, and the magnetic head three-jaw chuck 61 is fixedly connected with the connecting shaft 5.
The belt transmission device is composed of a driving belt wheel 12, a belt 11 and a driven belt wheel 10, wherein the driving belt wheel 12 is arranged on an output shaft of a motor 13, the driven belt wheel 10 is arranged on a transmission shaft, and the driving belt wheel 12 is connected with the driven belt wheel 10 through the belt 11.
Based on the utility model a permanent magnet magnetism grain grinder with adjustable compound motion's grinding method is as follows:
1) clamping the pipe fitting 7 to a pipe fitting three-jaw chuck 8;
2) according to the inner diameter of the pipe fitting 7, 3 permanent magnets 62 on the three-jaw permanent magnet head 6 are synchronously adjusted to corresponding positions along the radial direction, and the distance between each permanent magnet 62 and the inner surface of the pipe fitting 7 is ensured to be 2-4 mm;
3) fine adjustment is carried out through the servo motor 1, so that the three-jaw permanent magnetic head 6 is aligned with the processing start position of the suspended end of the pipe fitting 7; filling magnetic abrasive grains into a gap between the permanent magnet 62 and the inner wall of the pipe 7;
4) starting the servo motor 1 to enable the three-jaw permanent magnetic head 6 to do linear reciprocating movement along the axial direction of the pipe fitting 7 and composite movement of rotating around the axis of the three-jaw permanent magnetic head under the driving of the screw rod 3, and grinding the inner surface of the pipe fitting 7 by matching with the autorotation of the pipe fitting 7;
5) and after the inner surface of the pipe fitting 7 is machined, the three-jaw permanent magnetic head 6 is withdrawn from the pipe fitting 7, the servo motor 1 and the motor 13 are closed, and the machined pipe fitting 7 is taken down.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A composite motion adjustable permanent magnet magnetic particle grinding device is characterized by comprising a rack, a servo motor, a lead screw support, a connecting shaft, a three-jaw permanent magnetic head, a pipe fitting three-jaw chuck, a bearing seat, a belt transmission device and a motor; the servo motor is arranged on a sliding rail of the rack, an output shaft of the servo motor is connected with one end of a lead screw, and the other end of the lead screw is connected with the three-jaw permanent magnetic head through a connecting shaft; the screw rod is matched with a screw rod support fixed on the rack, so that the servo motor moves along the slide rail; the three-jaw permanent magnetic head consists of a magnetic head three-jaw chuck and 3 permanent magnets clamped on the magnetic head three-jaw chuck, and a magnetic loop is formed between the 3 permanent magnets; the pipe fitting three-jaw chuck is used for clamping a pipe fitting, the servo motor drives the three-jaw permanent magnetic head to move in the pipe fitting through the lead screw and the connecting shaft when moving, and magnetic abrasive particles are filled between the permanent magnet and the inner wall of the pipe fitting; the pipe fitting three-jaw chuck and the three-jaw permanent magnetic head are coaxially arranged on the rack, a transmission shaft is arranged at one end of the pipe fitting three-jaw chuck far away from the three-jaw permanent magnetic head, and the transmission shaft is connected with the rack through a bearing seat; the motor is connected with the transmission shaft through a belt transmission device.
2. The device as claimed in claim 1, wherein the sliding track comprises 2 parallel rails, and the bottom of the motor base of the servo motor has a sliding slot to match the sliding track.
3. The apparatus as claimed in claim 1, wherein the output shaft of the servo motor is connected to a lead screw through a wobbler-type coupling.
4. The compound motion adjustable permanent magnet grain grinder as set forth in claim 1, wherein the lead screw is detachably connected to the connecting shaft by a bolt, and the head three-jaw chuck is fixedly connected to the connecting shaft.
5. The compound motion adjustable permanent magnet magnetic particle grinding device as claimed in claim 1, wherein the belt transmission device is composed of a driving pulley, a belt and a driven pulley, the driving pulley is disposed on the output shaft of the motor, the driven pulley is disposed on the transmission shaft, and the driving pulley and the driven pulley are connected through the belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022593751.2U CN213858711U (en) | 2020-11-11 | 2020-11-11 | Permanent magnet magnetic particle grinder with adjustable compound motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022593751.2U CN213858711U (en) | 2020-11-11 | 2020-11-11 | Permanent magnet magnetic particle grinder with adjustable compound motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213858711U true CN213858711U (en) | 2021-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022593751.2U Expired - Fee Related CN213858711U (en) | 2020-11-11 | 2020-11-11 | Permanent magnet magnetic particle grinder with adjustable compound motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213858711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464547A (en) * | 2023-12-26 | 2024-01-30 | 内蒙古工业大学 | Magnetic grinding device capable of processing pipe fittings with different pipe diameters |
-
2020
- 2020-11-11 CN CN202022593751.2U patent/CN213858711U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464547A (en) * | 2023-12-26 | 2024-01-30 | 内蒙古工业大学 | Magnetic grinding device capable of processing pipe fittings with different pipe diameters |
| CN117464547B (en) * | 2023-12-26 | 2024-02-23 | 内蒙古工业大学 | Magnetic grinding device capable of processing pipe fittings with different pipe diameters |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |