Precise control device for permanent magnet element pressurization process

Abstract

The utility model provides an accurate control device for a permanent magnet element pressurization process. The precise control device for the permanent magnet element pressurization process comprises an installation box, a first installation frame, a plurality of permanent magnet elements, a second installation frame and a pressurization force control unit, the first installation frame is fixedly installed on the top of the installation box, and the permanent magnet elements are all arranged on the top of the first installation frame; the first mounting frame is fixedly mounted on the outer wall of one side of the mounting box, the second mounting frame is fixedly mounted on the outer wall of one side of the mounting box, the second mounting frame is located behind the first mounting frame, the pressurizing force control unit is arranged on the top of the second mounting frame, pressurizing terminals are arranged on the multiple permanent magnet elements, and the pressurizing force control unit is connected with the multiple pressurizing terminals. The accurate control device for the permanent magnet element pressurization process has the advantages that the operation is simple, the permanent magnet is adsorbed and fixed in a negative pressure state, the permanent magnet is convenient to disassemble, assemble and fix, and the time is saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of permanent magnet pressurization, and in particular relates to a precise control device for a permanent magnet element pressurization process. Background Art

[0002] In a conventional method for manufacturing a permanent magnet type motor, the following structure is disclosed, that is, when a permanent magnet is attached to the rotor core of the motor, a permanent magnet pressurizing structure is used to press a plurality of permanent magnets onto the rotor core. By using the permanent magnet pressurizing structure, all permanent magnets are pressed and bonded at the same time, which can reduce the time and cost of positioning the permanent magnets. In addition, the permanent magnet pressurizing structure can be reused, thus suppressing the increase in cost.

[0003] After searching, in the related art, the patent document with the authorization publication number CN 205490036 U discloses a permanent magnet pressurizing device for configuring permanent magnets on the surface of the rotor core, and the permanent magnet pressurizing device has: a rotor core holding platform, which holds the shaft fixed on the rotor core above; a plurality of permanent magnet pressurizing terminals, which are arranged above the rotor core holding platform and are arranged to be equidistant from the surface of the rotor core and equally spaced in the circumferential direction; and a power supply unit, which is connected to the plurality of permanent magnet pressurizing terminals and provides pressure to the permanent magnet pressurizing terminals; the permanent magnet pressurizing device also has: a pressurizing control unit, which is connected to the power supply unit and controls the force and time of the pressurization by the power supply unit. By setting a pressurizing control unit for controlling the force and time of pressurization on the permanent magnet pressurizing device, the permanent magnet can be pasted with appropriate pressurizing force and pressurizing time. Therefore, the permanent magnet can be installed with high precision.

[0004] Regarding the above-mentioned related technologies, the utility model applicant believes that there are the following defects:

[0005] 1. Although the above device can install the permanent magnet with high precision, it is inconvenient and time-consuming to replace the permanent magnet.

[0006] Therefore, it is necessary to provide a new precise control device for the permanent magnet element pressurization process to solve the above technical problems. Utility Model Content

[0007] The technical problem solved by the utility model is to provide a precise control device for the pressurization process of permanent magnet elements, which is simple to operate, uses a negative pressure state to adsorb and fix the permanent magnet, makes it convenient to disassemble, assemble and fix the permanent magnet, and saves time.

[0008] In order to solve the above technical problems, the utility model provides a precise control device for the permanent magnet element pressurization process, including: an installation box, an installation frame one, a plurality of permanent magnet elements, an installation frame two and a pressurization control unit, wherein the installation frame one is fixedly installed on the top of the installation box, and the plurality of permanent magnet elements are all arranged on the top of the installation frame one, the installation frame two is fixedly installed on one side outer wall of the installation box, the installation frame two is located behind the installation frame one, the pressurization control unit is arranged on the top of the installation frame two, and pressurization terminals are provided on the plurality of permanent magnet elements, and the pressurization control unit is connected to the plurality of pressurization terminals.

[0009] As a further solution of the utility model, the installation frame 1 and the installation frame 2 are both in a sealed state, the top of the installation frame 2 is provided with three groups of adsorption holes 1, and the top of the installation frame 1 is provided with three groups of adsorption holes 2.

[0010] As a further solution of the utility model, a partition plate 1 is fixedly installed in the installation box, and the space in the installation box is divided into a left space and a right space by the partition plate 1; a partition plate 2 is fixedly installed in the right space, and the right space is divided into a rear space and a front space by the partition plate 2; two exhaust ducts are fixedly installed on the partition plate 1, and one end of the two exhaust ducts extends to the rear space and the front space respectively.

[0011] As a further solution of the utility model, a connecting pipe is provided in the left space, and the connecting pipe is connected with two exhaust pipes. A vacuum pump is fixedly installed in the left space, and an exhaust pipe is fixedly installed on the exhaust port of the vacuum pump, one end of the exhaust pipe is connected with the connecting pipe, and an exhaust pipe is fixedly installed on the vacuum pump, and one end of the exhaust pipe extends to the outside of one side of the installation box and is provided with a valve.

[0012] As a further solution of the utility model, a solenoid valve 1 is provided on the exhaust pipe, and a solenoid valve 2 and a solenoid valve 3 are provided on the connecting pipe. The solenoid valve 2 is located at the rear of the exhaust pipe, and the solenoid valve 3 is located at the front of the exhaust pipe.

[0013] As a further solution of the utility model, two through openings are opened on the top of the installation box, and the installation frame 1 and the installation frame 2 are connected to the installation box through the two through openings.

[0014] Compared with the related art, the precise control device for the pressurization process of the permanent magnet element provided by the utility model has the following beneficial effects:

[0015] 1. The utility model is easy to operate and uses a negative pressure state to adsorb and fix the permanent magnet, which makes it convenient to disassemble and fix the permanent magnet and saves time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0017] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0019] Figure 3 The structure of the utility model is shown in FIG. Figure 3 .

[0020] In the figure: 1. Installation box; 2. Installation frame one; 3. Permanent magnet element; 4. Installation frame two; 5. Pressure control unit; 7. Adsorption hole one; 8. Adsorption hole two; 9. Partition plate one; 10. Partition plate two; 11. Exhaust pipe; 12. Connecting pipe; 13. Vacuum pump; 14. Exhaust pipe; 15. Exhaust pipe; 16. Solenoid valve two; 17. Solenoid valve three. DETAILED DESCRIPTION

[0021] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 The structure of the utility model is shown in FIG. Figure 1 ; Figure 2 The structure of the utility model is shown in FIG. Figure 2 ; Figure 3 The structure of the utility model is shown in FIG. Figure 3 The precise control device for the pressurizing process of the permanent magnet element comprises: an installation box 1, an installation frame 1 2, a plurality of permanent magnet elements 3, an installation frame 2 4 and a pressurizing control unit 5, wherein the installation frame 1 2 is fixedly installed on the top of the installation box 1, the plurality of permanent magnet elements 3 are all arranged on the top of the installation frame 1 2, the installation frame 2 4 is fixedly installed on one side outer wall of the installation box 1, the installation frame 2 4 is located behind the installation frame 1 2, the pressurizing control unit 5 is arranged on the top of the installation frame 2 4, the plurality of permanent magnet elements 3 are provided with pressurizing terminals, and the pressurizing control unit 5 is connected to the plurality of pressurizing terminals.

[0022] The installation frame 1 2 and the installation frame 2 4 are both in a sealed state. The top of the installation frame 2 4 is provided with three groups of adsorption holes 1 7 , and the top of the installation frame 1 2 is provided with three groups of adsorption holes 2 8 .

[0023] A partition plate 9 is fixedly installed in the installation box 1, and the space in the installation box 1 is divided into a left space and a right space by the partition plate 9. A partition plate 2 10 is fixedly installed in the right space, and the right space is divided into a rear space and a front space by the partition plate 2 10. Two exhaust ducts 11 are fixedly installed on the partition plate 9, and one end of the two exhaust ducts 11 extends to the rear space and the front space respectively.

[0024] A connecting pipe 12 is provided in the left space, and the connecting pipe 12 is connected to the two exhaust pipes 11. A vacuum pump 13 is fixedly installed in the left space, and an exhaust pipe 14 is fixedly installed on the exhaust port of the vacuum pump 13. One end of the exhaust pipe 14 is connected to the connecting pipe 12. An exhaust pipe 15 is fixedly installed on the vacuum pump 13, and one end of the exhaust pipe 15 extends to the outside of one side of the installation box 1 and is provided with a valve 1.

[0025] The exhaust pipe 14 is provided with a solenoid valve 1, and the connecting pipe 12 is provided with a solenoid valve 2 16 and a solenoid valve 3 17 . The solenoid valve 2 16 is located at the rear of the exhaust pipe 14 , and the solenoid valve 3 17 is located at the front of the exhaust pipe 14 .

[0026] The top of the installation box 1 is provided with two openings, and the installation frame 1 2 and the installation frame 2 4 are connected with the installation box 1 through the two openings.

[0027] Two air inlet pipes are fixedly mounted on the installation box 1 , one end of the two air inlet pipes respectively extends into the rear space and the front space, a valve 2 is arranged on the air inlet pipe, and a controller is arranged on the installation box 1 .

[0028] The working principle of the precise control device for the pressurization process of the permanent magnet element provided by the utility model is as follows:

[0029] The first step: when the pressure control unit 5 and the permanent magnet element 3 need to be replaced, the vacuum pump 13 is started to operate, and the gas in the rear space and the front space is extracted through the exhaust pipe 14, the connecting pipe 12 and the two exhaust pipes 11. At the same time, because of the effect of the two ports, the installation box 1 is connected with the installation frame 1 2 and the installation frame 2 4. Therefore, under the state of negative pressure, it can be adsorbed and fixed through the adsorption hole 1 7 and the adsorption hole 2 8, and the vacuum pump 13 is turned off, and the valve 2 on the air inlet pipe is opened, and air can be introduced into the installation box 1 through the air inlet pipe to make the air pressure stable, and the adsorption and fixation of the pressure control unit 5 and the permanent magnet element 3 can be cancelled, so they can be replaced and maintained;

[0030] The second step: when a single replacement is required, it is only necessary to control the opening and closing of the solenoid valve 2 16 or the solenoid valve 3 17 to control the pressure in the installation frame 2 4 or the installation frame 1 2, and then a single replacement can be performed, making the operation and replacement simple.

[0031] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0032] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0033] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A precise control device for a permanent magnet element pressurization process, characterized in that: include: An installation box, an installation frame one, a plurality of permanent magnet elements, an installation frame two and a pressure control unit, wherein the installation frame one is fixedly installed on the top of the installation box, a plurality of permanent magnet elements are arranged on the top of the installation frame one, the installation frame two is fixedly installed on one side outer wall of the installation box, the installation frame two is located behind the installation frame one, the pressure control unit is arranged on the top of the installation frame two, a plurality of permanent magnet elements are provided with pressure terminals, and the pressure control unit is connected to the plurality of pressure terminals.

2. The precise control device for the pressurization process of permanent magnet elements according to claim 1 is characterized in that: The first installation frame and the second installation frame are both in a sealed state. The top of the second installation frame is provided with three groups of first adsorption holes, and the top of the first installation frame is provided with three groups of second adsorption holes.

3. The precise control device for the pressurization process of permanent magnet elements according to claim 1, characterized in that: A partition plate 1 is fixedly installed in the installation box, and the space in the installation box is divided into a left space and a right space by the partition plate 1. A partition plate 2 is fixedly installed in the right space, and the right space is divided into a rear space and a front space by the partition plate 2. Two exhaust ducts are fixedly installed on the partition plate 1, and one end of the two exhaust ducts extends to the rear space and the front space respectively.

4. The precise control device for the pressurization process of the permanent magnet element according to claim 3 is characterized in that: A connecting pipe is provided in the left space, and the connecting pipe is connected with two exhaust pipes. A vacuum pump is fixedly installed in the left space, and an exhaust pipe is fixedly installed on the exhaust port of the vacuum pump, one end of the exhaust pipe is connected with the connecting pipe. An exhaust pipe is fixedly installed on the vacuum pump, and one end of the exhaust pipe extends to the outside of one side of the installation box and is provided with a valve.

5. The precise control device for the pressurization process of permanent magnet elements according to claim 4 is characterized in that: The exhaust pipe is provided with an electromagnetic valve 1, and the connecting pipe is provided with an electromagnetic valve 2 and an electromagnetic valve 3. The electromagnetic valve 2 is located at the rear of the exhaust pipe, and the electromagnetic valve 3 is located at the front of the exhaust pipe.

6. The precise control device for the pressurization process of permanent magnet elements according to claim 1, characterized in that: The top of the installation box is provided with two through openings, and the installation frame 1 and the installation frame 2 are communicated with the installation box through the two through openings.

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