CN217306240U

CN217306240U - Automatic magnetizing structure for magnetic shoe for motor

Info

Publication number: CN217306240U
Application number: CN202220837107.1U
Authority: CN
Inventors: 黄健; 吴敦伟
Original assignee: SUZHOU SANDE PRECISION MACHINERY CO Ltd
Current assignee: SUZHOU SANDE PRECISION MACHINERY CO Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-26
Anticipated expiration: 2032-04-12

Abstract

The utility model relates to an automatic structure of magnetizing of magnetic shoe for motor, it includes: the conveying assembly comprises a conveying plate, a conveying belt and a tray, wherein the conveying belt is rotatably wound on the conveying plate, and the tray is fixed on the conveying belt; the supporting assembly is arranged on one side of the conveying assembly and comprises a lifting plate arranged above the conveying belt in a lifting mode, a turnover plate rotatably installed at the bottom of the lifting plate, a magnetizing iron core and a pneumatic clamping jaw which are fixed at the bottom of the turnover plate and used in a matched mode, a first driving unit used for driving the lifting plate to lift and a second driving unit used for driving the turnover plate to rotate; the utility model discloses the whole process automation degree that magnetizes of structure is high, and two stations can realize getting simultaneously and put two processes, have improved the efficiency that magnetizes greatly, and whole magnetization in-process does not need artificial intervention moreover, has avoided the harm that magnetic field radiation produced the workman health, and factor of safety is high.

Description

Automatic magnetizing structure for magnetic shoe for motor

Technical Field

The utility model belongs to the technical field of the motor magnetizes, concretely relates to automatic structure of magnetizing of magnetic shoe for motor.

Background

The permanent magnet motor provides excitation by the permanent magnet, so that the structure of the motor is simpler, the processing and assembling cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, the running reliability of the motor is improved, the magnetic energy product is high, and higher air gap flux density can be obtained, so that the permanent magnet motor has small volume and light weight when the capacities are the same and is generally applied to the fields of industry, agriculture and the like; as shown in figure 1, the motor casing is in a hollow cylinder shape, two magnetic shoes are adhered to the inner side wall of the motor casing, and the magnetic shoes need to be magnetized before the motor is assembled.

In the existing magnetizing process, workers are required to hold the pliers, clamp the motor shells one by one and place the motor shells in the magnetizing machine, and take the motor shells down by the workers after the magnetizing is finished, so that the magnetizing efficiency is low, a large amount of labor is required to input, and the cost is wasted; and the workman will be frequent when getting to put the motor casing, and the magnetic field radiation of the inside of magnetizer can harm workman's healthy, and factor of safety is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art and providing an automatic structure that magnetizes of magnetic shoe for motor.

In order to achieve the above purpose, the utility model adopts the technical scheme that: an automatic magnetizing structure of a magnetic shoe for a motor comprises:

the conveying assembly comprises a conveying plate, a conveying belt and a tray, wherein the conveying belt is rotatably wound on the conveying plate, and the tray is fixed on the conveying belt;

the supporting assembly is arranged on one side of the conveying assembly and comprises a lifting plate arranged above the conveying belt in a lifting mode, a turnover plate rotatably installed at the bottom of the lifting plate, a magnetizing iron core and a pneumatic clamping jaw which are fixed at the bottom of the turnover plate and used in a matched mode, a first driving unit used for driving the lifting plate to lift and a second driving unit used for driving the turnover plate to rotate;

the magnetizing assembly is arranged on one side of the conveying assembly and comprises an iron core frame, a packaging box fixed on the inner side of the iron core frame at intervals, an electrified coil penetrating in the packaging box and a wiring terminal box connected with the electrified coil.

Optimally, the supporting component still includes the first support column that the interval set up, fixes roof, the cover at first support column top are established uide bushing on the first support column, fix the pneumatic clamping jaw fixed plate of returning face plate bottom and fixing the iron core fixed plate that magnetizes of pneumatic clamping jaw fixed plate bottom, the lifter plate is fixed on the uide bushing, pneumatic clamping jaw is fixed on the pneumatic clamping jaw fixed plate, the iron core that magnetizes is fixed on the iron core fixed plate that magnetizes.

Preferably, the magnetizing assembly further comprises a plurality of second supporting columns, a supporting plate fixed to the tops of the second supporting columns, a height seat fixed to the top of the supporting plate and located between the packaging boxes, a positioning seat fixed to the top of the height seat, and a positioning clamping jaw fixed to one side, opposite to the packaging boxes, of the packaging boxes, and the iron core frame is fixed to the supporting plate.

Optimally, the first driving unit is a lifting cylinder, a cylinder body of the lifting cylinder is fixed on the top plate, and a guide rod of the lifting cylinder is connected to the lifting plate.

Optimally, the second driving unit is a rotary cylinder, a cylinder body of the rotary cylinder is fixed to the bottom of the lifting plate, and a rotating part of the rotary cylinder is fixed to the turnover plate.

Preferably, the supporting assembly further comprises a drag chain fixing plate, a drag chain fixed on the drag chain fixing plate and connected with the lifting plate, and an oil buffer fixed on the top plate and facing the lifting plate.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the automatic transmission of the motor shell is realized through the conveying assembly; the lifting cylinder drives the magnetizing iron core to be inserted into the motor shell, the pneumatic clamping jaw clamps the motor shell, the motor shell rotates to the position above the magnetizing assembly under the driving of the rotating cylinder, the lifting cylinder drives the motor shell to descend into the positioning seat, and finally the magnetizing of the magnetic shoe is completed in a magnetic field formed inside the electrified coil; the whole automation degree of the magnetizing process is high, two stations can simultaneously realize the picking and placing processes, the magnetizing efficiency is greatly improved, in addition, the whole magnetizing process does not need manual intervention, the corresponding labor cost is reduced, the harm of magnetic field radiation to the body of a worker is also avoided, and the safety coefficient is high.

Drawings

FIG. 1 is a diagram showing the relationship between the motor casing and the magnetic shoe;

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

fig. 3 is a right side view of the present invention;

FIG. 4 is a front view of the present invention with the delivery assembly removed;

FIG. 5 is a schematic view of a partial structure of the present invention;

fig. 6 is a front view of the present invention shown in fig. 5;

fig. 7 is a schematic structural view of the magnetizing assembly of the present invention;

fig. 8 is a schematic structural view of the magnetizing assembly at another angle according to the present invention;

description of reference numerals:

1. a delivery assembly; 101. a conveying plate; 102. a conveyor belt; 103. a tray; 104. a tray positioner;

2. a support assembly; 201. a first support column; 202. a guide sleeve; 203. a top plate; 204. a lifting plate; 205. a lifting cylinder; 206. a hydraulic buffer; 207. a drag chain fixing plate; 208. a drag chain; 209. a rotating cylinder; 210. a turnover plate; 211. a pneumatic clamping jaw; 212. a pneumatic clamping jaw fixing plate; 213. a magnetizing iron core fixing plate; 214. magnetizing the iron core;

3. a magnetizing assembly; 301. a second support column; 302. a support plate; 303. an iron core frame; 304. a core frame support; 305. a height seat; 306. positioning seats; 307. packaging the box; 308. a connection terminal box; 309. energizing the coil; 310. the clamping jaw is positioned.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings.

As shown in fig. 1, the position relationship diagram of the motor casing and the magnetic shoes is shown, the motor casing is in a hollow cylinder shape, and two magnetic shoes are adhered to the inner side wall of the motor casing and are mainly used on the permanent magnet motor. As shown in fig. 2-4, which are schematic structural views of the present invention, it is generally used for magnetizing the magnetic shoe shown in fig. 1, and it includes a conveying assembly 1, a supporting assembly 2 and a magnetizing assembly 3.

The conveying assembly 1 is fixed on a machine table of a workshop and is mainly used for conveying magnetic shoes to be magnetized, and comprises a conveying plate 101, a conveying belt 102, a tray 103 and a tray positioner 104. The conveying plate 101 has two blocks, and they are fixed on the machine platform at intervals (the material of conveying plate 101 is stainless steel, and the mode of fastening through the screw or welding realizes fixedly). The conveying belt 102 is wound on the conveying plate 101 (rotating shafts are mounted on two sides of the conveying plate 101, the conveying belt 102 is wound on the rotating shafts, a servo motor is fixed on the side face of the conveying plate 101, an output shaft of the servo motor is connected with the rotating shafts to drive the rotating shafts to rotate and simultaneously drive the conveying belt 102 to synchronously rotate, the servo motor is not shown in the drawing, in the embodiment, the conveying belt 102 is a plastic conveying belt, and the conveying belt 102 made of plastic materials is light in weight and free of noise in the conveying process). The tray 103 is fixed on the conveyer belt 102 (the tray 103 is fixed on the conveyer belt 102 through the mode of screw fastening, and along with conveyer belt 102 synchronous transfer, has placed the motor casing on the tray 103, pastes the magnetic shoe that remains to magnetize on the inside wall of motor casing). The tray positioner 104 is fixed on the conveying plate 101 and used for positioning the tray 103 during conveying so as to facilitate subsequent clamping operation (the tray positioner 104 only needs to select a contact switch, and when the tray 103 touches the contact switch in the conveying process, the background controller controls the servo motor to stop acting).

The supporting component 2 is fixed on the machine table and located on one side of the conveying component 1, and is used for clamping the motor casing to be magnetized to the magnetizing component 3 for magnetizing, meanwhile, the motor casing clamp which is magnetized at the magnetizing component 3 is clamped and placed on the tray 103, and the supporting component comprises a first supporting column 201, a guide sleeve 202, a top plate 203, a lifting plate 204, a lifting cylinder 205, an oil pressure buffer 206, a drag chain fixing plate 207, a drag chain 208, a rotating cylinder 209, a turnover plate 210, a pneumatic clamping jaw 211, a pneumatic clamping jaw fixing plate 212, a magnetizing iron core fixing plate 213 and a magnetizing iron core 214. The first support columns 201 are two, and they are fixed on the machine table (fixed by welding). The top plate 203 is fixed on the top of the two first supporting columns 201 (the top plate 203 is fixed by screw fastening). The guide sleeves 202 are sleeved on the first support columns 201 (the number of the guide sleeves 202 is equal to that of the first support columns 201). The lifting plate 204 is fixed on the guide sleeve 202 and ascends and descends along the first support column 201 (the lifting plate 204 is driven by a first driving unit to ascend and descend, the first driving unit is a lifting cylinder 205, a cylinder body of the lifting cylinder 205 is fixed on the top plate 203, a guide rod of the lifting cylinder 205 is connected to the lifting plate 204, and the lifting cylinder 205 is of a commercially available DSBC-50-125 type). The hydraulic buffer 206 is fixed to the top plate 203 and faces the lift plate 204 (the hydraulic buffer 206 reduces vibration and noise, converts kinetic energy generated by the lift plate into heat energy and releases the heat energy into the atmosphere during the lift of the lift plate 204, and effectively stops the balance of an object during operation, and the hydraulic buffer 206 may be a commercially available model ACJ 2525).

The tow chain fixing plate 207 is fixed on the machine, one end of the tow chain 208 is fixed on the tow chain fixing plate 207, and the other end is fixed on the lifting plate 204 (the tow chain fixing plate 207 is fixed on the machine through a screw fastening mode, and the tow chain 208 is a bridge type tow chain for binding a lead connected with the lifting cylinder 205). The turning plate 210 is rotatably disposed at the bottom of the lifting plate 204 (the turning plate 210 is driven by a second driving unit to rotate, the second driving unit is a rotary cylinder 209, a cylinder body of the rotary cylinder 209 is fixed at the bottom of the lifting plate 204, and a rotating part of the rotary cylinder 209 is fixed on the turning plate 210). Two groups of clamping mechanisms are fixed at the bottom of the turnover plate 210, one group of the clamping mechanisms is used for clamping the motor casing to be magnetized to the magnetizing assembly 3 for magnetizing, and meanwhile, the other group of clamping mechanisms is used for clamping the motor casing which is magnetized at the magnetizing assembly 3 and is placed on the tray 103, as shown in fig. 5 and 6, each group of clamping mechanisms comprises a pneumatic clamping jaw 211, a pneumatic clamping jaw fixing plate 212, a magnetizing iron core fixing plate 213 and a magnetizing iron core 214. The pneumatic jaw fixing plate 212 has two pieces, which are fixed to the lower surface of the flipping plate 210 by means of screw fastening. The pneumatic clamping jaws 211 are fixed between two pneumatic clamping jaw fixing plates 212 (the pneumatic clamping jaws 211 are used for clamping a motor shell on the tray 103, and the type of the pneumatic clamping jaws is AF30-50 sold in the market). The magnetizing core fixing plate 213 is fixed at the bottom of the two pneumatic clamping jaw fixing plates 212 through screws. The magnetizing core 214 is fixed at the bottom of the magnetizing core fixing plate 213 and is used in cooperation with the pneumatic clamping jaws 211 (as shown in fig. 5 and 6, the magnetizing core 214 is located between two clamping arms of the pneumatic clamping jaws 211. in an actual situation, when the conveyor belt 102 and the tray 103 are conveyed to the position below the supporting assembly 2, the conveyor belt touches the tray positioner 104 to stop moving, then the lifting cylinder 205 descends, the magnetizing core 214 fixed at the bottom of the magnetizing core fixing plate 213 is inserted into the motor casing, the pneumatic clamping jaws 211 fixed at the bottom of the turnover plate 210 are closed, the motor casing on the tray 103 is clamped, the lifting cylinder 205 resets, and the magnetizing core is conveyed to the magnetizing assembly 3 to be magnetized under the drive of the rotating cylinder 209).

Fig. 7 and 8 show schematic structural diagrams of the magnetizing assembly 3, which is used for magnetizing a motor casing clamped by the supporting assembly 2, and includes a second supporting column 301, a supporting plate 302, a core frame 303, a core frame support 304, a height seat 305, a positioning seat 306, a packaging box 307, a terminal box 308, an energizing coil 309 and a positioning clamping jaw 310. The second support column 301 has a plurality of support columns, which are fixed on the machine platform, and the support plate 302 is fixed on the top of the second support column 301 (the support plate 302 is fixed by screw fastening). Four core frame support columns 304 are provided, which are fixed to the top of the support plate 302, and a core frame 303 is fixed to the top of the four core frame support columns 304 (the core frame 303 is shaped like a Chinese character 'ao'). The two enclosures 307 are fixed to the top of the support plate 302 and are located inside the core frame 303 (shown in fig. 8) in the shape of a "re". The height base 305 is fixed on the supporting plate 302, and the positioning base 306 is fixed on the top of the height base 305 (the height base 305 and the positioning base 306 are both located between the two packaging boxes 307; in this embodiment, the top of the positioning base 306 is provided with a groove matched with the motor casing for placing the motor casing clamped by the pneumatic clamping jaws 211). The two positioning clamping jaws 310 are fixed on opposite sides of the two packaging boxes 307 (as shown in fig. 8, the opposite sides of the two positioning clamping jaws 310 are provided with arc-shaped portions, the two arc-shaped portions enclose a circle, and when the pneumatic clamping jaw 211 clamps the motor casing to be magnetized and places the motor casing on the positioning seat 306, the two positioning clamping jaws 310 are just located on two sides of the motor casing and are used for positioning the motor casing). The terminal box 308 is fixed on the support plate 302, the energizing coils 309 are arranged in the two enclosure boxes 307 in a penetrating manner and are connected with the terminal box 308 (the terminal box 308 is connected with an external power supply and used for converting external alternating current into direct current, so that the current in the energizing coils 309 is ensured to be direct current, and constant-current direct current is introduced into the energizing coils 309 to generate a constant magnetic field around the energizing coils 309, so that the motor casing placed in the positioning seat 306 is positioned in the magnetic field, and then the magnetic shoes in the motor casing are magnetized).

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an automatic structure that magnetizes of magnetic shoe for motor which characterized in that, it includes:

the conveying assembly (1) comprises a conveying plate (101), a conveying belt (102) which is rotatably wound on the conveying plate (101), and a tray (103) fixed on the conveying belt (102);

the supporting assembly (2) is arranged on one side of the conveying assembly (1) and comprises a lifting plate (204) which is arranged above the conveying belt (102) in a lifting manner, a turnover plate (210) which is rotatably installed at the bottom of the lifting plate (204), a magnetizing iron core (214) and a pneumatic clamping jaw (211) which are fixed at the bottom of the turnover plate (210) and matched with each other for use, a first driving unit for driving the lifting plate (204) to lift and a second driving unit for driving the turnover plate (210) to rotate;

the magnetizing assembly (3) is arranged on one side of the conveying assembly (1) and comprises an iron core frame (303), a packaging box (307) fixed on the inner side of the iron core frame (303) at intervals, an electrified coil (309) penetrating through the packaging box (307) and a wiring terminal box (308) connected with the electrified coil (309).

2. The automatic magnetizing structure of the magnetic shoe for the motor according to claim 1, characterized in that: supporting component (2) are still including first support column (201) that the interval set up, fix roof (203), the cover at first support column (201) top are established uide bushing (202) on first support column (201), are fixed pneumatic clamping jaw fixed plate (212) of returning face plate (210) bottom and fixing magnetize iron core fixed plate (213) of pneumatic clamping jaw fixed plate (212) bottom, lifter plate (204) are fixed on uide bushing (202), pneumatic clamping jaw (211) are fixed on pneumatic clamping jaw fixed plate (212), magnetize iron core (214) and fix on magnetizing iron core fixed plate (213).

3. The automatic magnetizing structure of the magnetic shoe for the motor according to claim 1, characterized in that: the magnetizing assembly (3) further comprises a plurality of second supporting columns (301), a supporting plate (302) fixed to the tops of the second supporting columns (301), a height seat (305) fixed to the top of the supporting plate (302) and located between the packaging boxes (307), a positioning seat (306) fixed to the top of the height seat (305) and a positioning clamping jaw (310) fixed to one side, opposite to the packaging boxes (307), of the packaging boxes (307), and the iron core frame (303) is fixed to the supporting plate (302).

4. The automatic magnetizing structure of the magnetic shoe for the motor according to claim 2, characterized in that: the first driving unit is a lifting cylinder (205), a cylinder body of the lifting cylinder (205) is fixed on the top plate (203), and a guide rod of the lifting cylinder (205) is connected to the lifting plate (204).

5. The automatic magnetizing structure of the magnetic shoe for the motor according to claim 1, characterized in that: the second driving unit is a rotary cylinder (209), a cylinder body of the rotary cylinder (209) is fixed to the bottom of the lifting plate (204), and a rotating part of the rotary cylinder (209) is fixed to the turnover plate (210).

6. The automatic magnetizing structure of the magnetic shoe for the motor according to claim 2, characterized in that: the supporting assembly (2) further comprises a drag chain fixing plate (207), a drag chain (208) which is fixed on the drag chain fixing plate (207) and connected with the lifting plate (204), and an oil pressure buffer (206) which is fixed on the top plate (203) and faces the lifting plate (204).