Novel stepping motor

Abstract

The utility model provides a novel stepping motor. The novel stepping motor comprises a surface cover and a housing. The edge of the surface cover is provided with a covered edge, and the edge of the opening of the shell is provided with a plurality of insertion blocks; the shell is connected with the face cover in an inserted mode through the inserting block, the face cover covers the shell to form a machine shell of the stepping motor, and the covered edge of the face cover is located on the side portion of the connecting position of the face cover and the shell. According to the stepping motor, the surface cover and the shell are convenient to install, the surface cover and the shell do not deform, follow-up repeated use is facilitated, meanwhile, the surface cover and the shell are connected in a sealed mode to improve leakproofness, therefore, the use safety of the stepping motor is improved, the service life of the stepping motor is prolonged, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field, more specifically, relate to a novel stepping motor. BACKGROUND

[0002] At present, stepping motor is widely used in automatic control, stage lighting, textile machinery, medical instrument, machinery processing and so on, because the machining precision of stepping motor is high, and the step angle is small, it belongs to high-precision motor, and the use occasion is higher in environmental condition requirement.

[0003] The shell of traditional stepping motor generally includes face cover and shell, and there is a certain gap after riveting and pressing of the face cover and the shell, which makes water vapor, oil stains, dust and corrosive gas enter the inside of the motor from the gap between the face cover and the shell when using high-precision stepping motor in some chemical industry with relatively poor use environment condition, so that the parts inside the motor are easily corroded, the motor rotor magnet is oxidized, the performance of the stepping motor is reduced, the normal work of the motor is affected, and even the internal breakdown or short circuit of the stepping motor coil and other conditions occur, so that the motor is damaged in a very short time, and the motor is damaged and scrapped, which not only increases the use cost of the stepping motor, but also affects the normal use of various electric appliances using the stepping motor.

[0004] In addition, the existing stepping motor is installed by pressing the edge of the face cover and the shell, and this installation method is not only complex and tedious, but also causes the face cover and the shell to deform, so that they cannot be reused, and the use cost of the stepping motor is further increased. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the defects and deficiencies in the prior art, and provides a novel stepping motor, the face cover and the shell of the novel stepping motor are not only convenient to install, but also do not deform, are convenient for subsequent reuse, and are tightly connected to improve the tightness, so as to improve the use safety and service life of the stepping motor and reduce the use cost.

[0006] In order to achieve the above purpose, the utility model realizes the technical scheme as follows: a novel stepping motor, characterized by comprising a face cover and a shell, the edge of the face cover is provided with a bound edge, and the opening edge of the shell is provided with a plurality of plug blocks, the shell is inserted with the face cover through the plug blocks, and the face cover covers the shell to form the shell of the stepping motor, and the bound edge of the face cover is located at the side of the connection between the face cover and the shell.

[0007] In the above scheme, the face cover of the utility model can be conveniently installed by inserting when covering the shell, and the face cover and the shell do not deform. In addition, the edge after installation is located on the side of the connection between the face cover and the shell, which can effectively prevent dust and moisture from entering the inside of the stepping motor, thereby improving the sealing performance of the stepping motor, and further improving the safety and service life of use, and reducing the use cost of the stepping motor.

[0008] The plurality of insertion blocks are evenly distributed along the opening edge of the shell.

[0009] The face cover is provided with an insertion hole opposite to the insertion block, and the number of the insertion hole is equal to that of the insertion block.

[0010] The shell is inserted with the face cover through the insertion block, and the face cover covering the shell forms the shell of the stepping motor, that is, when the face cover covers the shell, the shell is inserted with the insertion hole through the insertion block to realize the covering of the face cover on the shell, and the shell of the stepping motor is formed.

[0011] The insertion block protruding from the insertion hole is riveted to realize the fixation of the face cover and the shell.

[0012] The insertion block protruding from the insertion hole is riveted to the insertion hole in the direction of the middle part of the face cover, and the riveted insertion block presses the face cover. This structure can make the top section of the stepping motor flat, which not only does not cause the face cover and the shell to deform, but also increases the stability of the installation of the face cover and the shell. After the insertion block is riveted with the insertion hole, this structure not only fixes the face cover and the shell in the up-down direction, but also cannot rotate and move between the face cover and the shell, which can effectively prevent the displacement between the face cover and the shell, so that the connection between the face cover and the shell is firm, and the positions of the face cover and the shell relative to each other can be ensured during the use of the stepping motor, thereby improving the working performance of the stepping motor.

[0013] The edge is vertically arranged along the edge of the face cover.

[0014] The face cover is further provided with a mounting plate for the installation of the stepping motor; the mounting plate is arranged on both sides of the face cover.

[0015] The shell is provided with a wire outlet box, and the wire outlet box is provided with a groove; the face cover is provided with a covering piece, and when the face cover covers the shell, the covering piece is inserted into the groove to realize the covering of the covering piece on the top of the wire outlet box.

[0016] The face cover is provided with a through hole one for the output shaft of the stepping motor to extend out and a through hole two for the gear set shaft to avoid, and the number of the through hole two is equal to that of the gear set shaft; the face cover is provided with an avoiding part for the rotor assembly to avoid.

[0017] Compared with the prior art, the utility model has the advantages and beneficial effects that the face cover and the shell of the utility model are convenient to install, the face cover and the shell do not deform, are convenient for subsequent repeated use, the face cover and the shell are in airtight connection to improve airtightness, thereby improving the use safety and service life of the stepping motor, and reducing use cost. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the schematic diagram of the utility model stepping motor;

[0019] Fig. 2 It is the schematic diagram of the face cover in the utility model stepping motor;

[0020] Fig. 3 It is the schematic diagram of the shell in the utility model stepping motor (the plug block of the shell is in the riveting pressure state, and the plug block is in the vertical state before riveting pressure);

[0021] Wherein, 1 is face cover, 2 is shell, 3 is edge covering, 4 is plug block, 5 is plug-in hole, 6 is mounting plate, 7 is outlet box, 8 is recess, 9 is cover piece, 10 is output shaft, 11 is through hole one, 12 is gear set pivot, 13 is through hole two, 14 is rotor assembly, 15 is avoiding part. DETAILED DESCRIPTION

[0022] The utility model will be described in further detail in connection with the drawings and specific implementation. EMBODIMENT

[0023] As Figs. 1 to 3 Shown, the utility model stepping motor includes face cover 1 and shell 2, wherein, the edge of face cover 1 is provided with edge covering 3, the opening edge of shell 2 is provided with a plurality of plug blocks 4, shell 2 is plugged with face cover 1 through plug block 4, and face cover 1 covers shell 2 to form the casing of stepping motor, and the edge covering 3 of face cover 1 is located at the side of the connecting place of face cover 1 and shell 2.

[0024] Specifically, a plurality of plug blocks 4 are evenly distributed along the opening edge of shell 2.And face cover 1 is provided with plug-in hole 5 opposite to plug block 4, and the number of plug-in hole 5 is equal to the number of plug block 4.When face cover 1 covers shell 2, shell 2 is plugged with plug-in hole 5 through plug block 4 to realize that face cover 1 covers on shell 2, and forms the casing of stepping motor.

[0025] In addition, the plug block 4 protruding from the plug-in hole 5 is riveted, so that the face cover 1 and the shell 2 are fixed. Specifically, the plug block 4 protruding from the plug-in hole 5 is riveted to the plug-in hole 5 in the middle direction of the face cover 1, and the plug block 4 after riveting is pressed against the face cover 1. The structure can make the top section of the stepper motor flat, so that the face cover 1 and the shell 2 do not deform, and the stability of the face cover 1 and the shell 2 is increased. After the plug block 4 is riveted to the plug-in hole 5, the structure can not only fix the face cover 1 and the shell 2 in the up-down direction, but also cannot rotate and move between the face cover 1 and the shell 2, so that the displacement between the face cover 1 and the shell 2 is effectively prevented, the face cover 1 and the shell 2 are connected firmly, and the positions of the face cover 1 and the shell 2 relative to each other are ensured during use of the stepper motor, thereby improving the working performance of the stepper motor.

[0026] The edge covering 3 of the utility model is vertically arranged along the edge of the face cover 1. The face cover 1 of the utility model further comprises a mounting plate 6 for mounting the stepper motor, and the mounting plate 6 is arranged on both sides of the face cover 1.

[0027] In addition, the shell 2 is provided with a wire outlet box 7, the wire outlet box 7 is provided with a groove 8, the face cover 1 is provided with a cover piece 9, and when the face cover 1 covers the shell 2, the cover piece 9 is inserted into the groove 8 to cover the top of the wire outlet box 7.

[0028] The face cover 1 of the utility model is provided with a through hole one 11 for the output shaft 10 of the stepper motor to extend out and a through hole two 13 for the gear set shaft 12 to avoid, the number of the through hole two 13 is equal to the number of the gear set shaft 12, and in addition, the face cover 1 is provided with an avoiding part 15 for avoiding the rotor assembly 14.

[0029] Before the face cover 1 and the shell 2 are mounted, the plug block 4 is in a vertical state, when the face cover 1 covers the shell 2, the shell 2 is plugged into the plug-in hole 5 through the plug block 4 to realize that the face cover 1 is covered on the shell 2, and finally the plug block 4 protruding from the plug-in hole 5 is riveted to the plug-in hole 5 in the middle direction of the face cover 1, and the plug block 4 after riveting is pressed against the face cover 1. Through the structure, the stepper motor can be conveniently mounted, and the face cover 1 and the shell 2 do not deform. In addition, the edge covering 3 is located at the side of the connection between the face cover 1 and the shell 2 after the two are mounted, so that dust and water vapor can be effectively prevented from entering the inside of the stepper motor, thereby improving the airtightness of the stepper motor, further improving the safety and service life in use, and reducing the use cost of the stepper motor.

[0030] The above embodiment is a preferred embodiment of the utility model, but the embodiment of the utility model is not limited by the above embodiment, and any change, modification, replacement, combination and simplification without departing from the spirit and principle of the utility model should be an equivalent replacement mode, and all are included in the protection scope of the utility model.

Claims

1. A novel stepper motor characterized in that: The face cover and the shell are included; the rim of the face cover is provided with a rim, and the open rim of the shell is provided with a plurality of insertion blocks; the shell is inserted with the face cover through the insertion blocks, and the face cover covers the shell to form the shell of the stepping motor, and the rim of the face cover is located at the side of the connecting part of the face cover and the shell.

2. The novel stepper motor as claimed in claim 1, wherein: The plurality of insertion blocks are evenly distributed along the open rim of the shell.

3. The novel stepper motor as claimed in claim 1, wherein: The face cover is provided with an insertion hole opposite to the insertion block, and the number of the insertion hole is equal to the number of the insertion block.

4. The novel stepper motor as claimed in claim 3, wherein: The shell is inserted with the face cover through the insertion blocks, and the face cover covers the shell to form the shell of the stepping motor, which means that when the face cover covers the shell, the shell is inserted with the insertion hole to realize the covering of the face cover on the shell, and the shell of the stepping motor is formed.

5. The novel stepper motor as claimed in claim 4, wherein: The insertion block protruding from the insertion hole is riveted to realize the fixation of the face cover and the shell.

6. The novel stepper motor as claimed in claim 5, wherein: The insertion block protruding from the insertion hole is riveted to the insertion hole in the direction of the middle part of the face cover, and the riveted insertion block presses the face cover.

7. The novel stepper motor as claimed in claim 1, wherein: The rim is vertically arranged along the rim of the face cover.

8. The novel stepper motor as claimed in claim 1, wherein: The face cover is further provided with a mounting plate for the installation of the stepping motor; the mounting plate is arranged on both sides of the face cover.

9. The novel stepper motor as claimed in claim 1, wherein: The shell is provided with a wire outlet box, and the wire outlet box is provided with a groove; the face cover is extended to be provided with a covering piece, and when the face cover covers the shell, the covering piece is inserted into the groove to realize the covering of the covering piece on the top of the wire outlet box.

10. The novel stepper motor as claimed in claim 1, wherein: The face cover is provided with a through hole one for the output shaft of the stepping motor to protrude and a through hole two for the gear set shaft to avoid, and the number of the through hole two is equal to the number of the gear set shaft; the face cover is provided with an avoiding part for the rotor assembly to avoid.

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