CN219562524U

CN219562524U - Polishing device

Info

Publication number: CN219562524U
Application number: CN202320757823.3U
Authority: CN
Inventors: 王连龙
Original assignee: Henan Tianzhiying Technology Co ltd
Current assignee: Henan Tianzhiying Technology Co ltd
Priority date: 2023-04-08
Filing date: 2023-04-08
Publication date: 2023-08-22
Anticipated expiration: 2033-04-08

Abstract

The utility model discloses a polishing device, which relates to the technical field of motor shell processing and comprises a main support, wherein a polishing mechanism is arranged in the middle of the rear surface of the main support, a group of limiting mechanisms are symmetrically distributed on two sides of the polishing mechanism, an adjusting mechanism is arranged outside the limiting mechanism, and the polishing mechanism comprises a limiting frame. The utility model has reasonable structure, the first arc polishing piece and the second arc polishing piece are provided with the thread frames at one ends close to the positive and negative screw rod, and a group of thread frames are respectively matched with positive and negative threads on the surface of the positive and negative screw rod, when the miniature motor drives the positive and negative screw rod to rotate, the first arc polishing piece and the second arc polishing piece effectively carry out interval adjustment, so that motor shells with different inner diameters can be adapted, the practicability of the device is improved, and then the driving motor is started to effectively drive the limiting frame to rotate, so that the first arc polishing piece and the second arc polishing piece can polish the inner wall of the motor shell.

Description

Polishing device

Technical Field

The utility model relates to the technical field of motor shell machining, in particular to a polishing device.

Background

The motor is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, and the main function of the motor is to generate driving torque, and the driving torque is used as a power source of an electric appliance or various machines, wherein a motor shell is one of motor component parts, and the inner wall of the motor shell needs to be polished by a polishing device after the motor shell is cast.

For example, chinese patent publication No. CN215700503U discloses a polishing device for machining a motor housing, which comprises a bottom plate, wherein one side of the top of the bottom plate is fixedly connected with a mounting plate, one side of the mounting plate is rotatably connected with a polishing roller, the top of the bottom plate is fixedly connected with a bearing plate, and the top of the bearing plate is movably connected with a pushing device; the pushing device comprises a connecting frame, the inside of the connecting frame is connected with a positioning plate in a sliding manner, springs are symmetrically arranged at the top of the positioning plate, a groove is formed in the top of the bearing plate, an arc groove is formed in the bottom of the positioning plate, and an anti-slip leather pad is fixedly connected to the inner wall of the arc groove. According to the utility model, after the motor shell is placed on the bearing plate by utilizing the cooperation of the bearing plate and the pushing device, the spring can be used for elastically extruding the locating plate, so that the locating plate and the bearing plate limit the position of the motor shell, and then the connecting frame is pushed, so that the motor shell can be moved towards the polishing roller, and the polishing stability of the motor shell is improved.

However, the polishing device is mainly used for a single-model motor housing which can be matched with the outer diameter of the polishing roller, and has great limitation, so the utility model provides the polishing device to meet the requirements.

Disclosure of Invention

The utility model aims to provide a polishing device, wherein screw thread frames are arranged at one ends of a first arc polishing piece and a second arc polishing piece, which are close to a positive screw rod and a negative screw rod, and a group of screw thread frames are respectively matched with positive screw threads on the surface of the positive screw rod and negative screw rod.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grinding device, includes the main support, the rear surface middle part of main support is provided with grinding machanism, and grinding machanism's both sides symmetric distribution has a set of stop gear, stop gear's outside is provided with adjustment mechanism, grinding machanism includes the spacing, and the inside middle-end of spacing spanes has positive and negative lead screw, the outside cover of positive and negative lead screw is equipped with the screw frame, and the end connection of screw frame has first arc to polish the piece, the opposite face of first arc to polish the piece is provided with the second arc and polishes the piece, the outside of spacing is provided with the motor box, and the inside of motor box is provided with micro motor, the sealed side of spacing is connected with driving motor, and driving motor's lower extreme is connected with the bearing plate.

Preferably, the first arc polishing piece and the second arc polishing piece are symmetrically distributed along the vertical central axis of the positive and negative screw rod, and are in threaded connection with the threaded frame, and when the miniature motor drives the positive and negative screw rod to rotate, the first arc polishing piece and the second arc polishing piece are effectively subjected to space adjustment, so that motor shells with different inner diameters can be adapted.

Preferably, the driving motor is connected with the limiting frame, and the limiting frame is fixedly connected with the motor box, and the driving motor effectively drives the limiting frame to rotate, so that the first arc polishing sheet and the second arc polishing sheet can polish the inner wall of the motor shell.

Preferably, the limiting mechanism comprises an electric push rod, the movable end of the electric push rod is connected with a limiting plate, and one side, far away from the electric push rod, of the limiting plate is adhered with a rubber pad.

Preferably, the limiting plate forms a telescopic structure with the adjusting mechanism through the electric push rod, and the limiting plate is in an inwards concave arc shape close to one side of the rubber mat, and is driven to translate through the electric push rod, so that the motor casing is clamped, the limiting plate in the inwards concave arc shape on one side can increase the fitting degree with the motor casing, and meanwhile, the rubber mat increases the friction force with the motor casing.

Preferably, the adjusting mechanism comprises an adjusting frame, and the lower end of the adjusting frame is connected with a hydraulic cylinder.

Preferably, the adjusting frame forms a lifting structure with the main support through the hydraulic cylinder, and the adjusting frame is matched and clamped on the inner side of the main support, so that the height of the adjusting frame can be adjusted through the hydraulic cylinder according to motor shells with different sizes, and a required space is reserved for the motor shells with different sizes.

In summary, the utility model has the technical effects and advantages that:

1. the utility model has reasonable structure, the first arc polishing piece and the second arc polishing piece are provided with the thread frames at one ends close to the positive and negative screw rod, and a group of thread frames are respectively matched with positive and negative threads on the surface of the positive and negative screw rod, when the miniature motor drives the positive and negative screw rod to rotate, the first arc polishing piece and the second arc polishing piece effectively carry out interval adjustment, so that motor shells with different inner diameters can be adapted, the practicability of the device is improved, and then the driving motor is started to effectively drive the limiting frame to rotate, so that the first arc polishing piece and the second arc polishing piece can polish the inner wall of the motor shell.

2. According to the utility model, after the motor shell is sleeved outside the first arc polishing piece and the second arc polishing piece, the limiting plate is effectively driven by the electric push rod to translate, so that the motor shell is clamped, the limiting plate with one side in a concave arc shape can increase the degree of fit with the motor shell, and meanwhile, the rubber pad increases the friction force with the motor shell, so that the clamping stability is improved.

3. According to the utility model, a user can adjust the height of the adjusting frame through the hydraulic cylinder according to motor shells with different sizes, so that a required space is reserved for the motor shells with different sizes.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a polishing apparatus;

FIG. 2 is a schematic view of a polishing apparatus shown in FIG. 1 with a partially enlarged structure at A;

FIG. 3 is a schematic elevational view of the polishing apparatus;

fig. 4 is a schematic top view of the polishing apparatus.

In the figure: 1. a main support; 2. a polishing mechanism; 201. a limiting frame; 202. a positive and negative screw rod; 203. a screw thread rack; 204. a first arcuate sanding sheet; 205. a second arc-shaped polishing sheet; 206. a motor box; 207. a micro motor; 208. a driving motor; 209. a bearing plate; 3. a limiting mechanism; 301. an electric push rod; 302. a limiting plate; 303. rubber cushion; 4. an adjusting mechanism; 401. an adjusting frame; 402. and a hydraulic cylinder.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: 1-4, a polishing device comprises a main bracket 1, wherein a polishing mechanism 2 is arranged in the middle of the rear surface of the main bracket 1, a group of limiting mechanisms 3 are symmetrically distributed on two sides of the polishing mechanism 2, an adjusting mechanism 4 is arranged outside the limiting mechanisms 3, the polishing mechanism 2 comprises a limiting frame 201, a positive and negative screw rod 202 spans the middle end of the inside of the limiting frame 201, a threaded frame 203 is sleeved outside the positive and negative screw rod 202, the end part of the threaded frame 203 is connected with a first arc polishing piece 204, the opposite surface of the first arc polishing piece 204 is provided with a second arc polishing piece 205, a motor box 206 is arranged outside the limiting frame 201, a miniature motor 207 is arranged inside the motor box 206, a driving motor 208 is connected on the sealing side of the limiting frame 201, a bearing plate 209 is connected with the lower end of the driving motor 208, the first arc polishing piece 204 and the second arc polishing piece 205 are symmetrically distributed along the vertical central axis of the positive and negative screw rod 202, the front and back screw rods 202 and the screw thread frames 203 are in threaded connection, the driving motor 208 is connected with the limit frame 201, the limit frame 201 is fixedly connected with the motor box 206, one ends of the first arc polishing sheet 204 and the second arc polishing sheet 205, which are close to the front and back screw rods 202, are respectively provided with the screw thread frames 203, a group of screw thread frames 203 are respectively matched with the front and back screw threads on the surfaces of the front and back screw rods 202, when the micro motor 207 drives the front and back screw rods 202 to rotate, the first arc polishing sheet 204 and the second arc polishing sheet 205 effectively perform interval adjustment, thus motor shells with different inner diameters can be adapted, the practicability of the device is improved, then the driving motor 208 is started, the driving motor 208 effectively drives the limit frame 201 to rotate, and accordingly the polishing of the inner walls of the motor shells by the first arc polishing sheet 204 and the second arc polishing sheet 205 can be realized, the limiting mechanism 3 comprises an electric push rod 301, a limiting plate 302 is connected to the movable end of the electric push rod 301, a rubber pad 303 is bonded to one side, far away from the electric push rod 301, of the limiting plate 302, the limiting plate 302 and the adjusting mechanism 4 form a telescopic structure, one side, close to the rubber pad 303, of the limiting plate 302 is in an inward concave arc shape, after the motor housing is sleeved outside the first arc polishing sheet 204 and the second arc polishing sheet 205, the limiting plate 302 is effectively driven to translate through the electric push rod 301, so that the motor housing is clamped, the limiting plate 302 in the inward concave arc shape can be used for increasing the fit with the motor housing, meanwhile, the rubber pad 303 is used for increasing the friction force with the motor housing, the clamping stability is improved, the adjusting mechanism 4 comprises an adjusting frame 401, the lower end of the adjusting frame 401 is connected with a hydraulic cylinder 402, the adjusting frame 401 forms a lifting structure with the main bracket 1 through the hydraulic cylinder 402, and the adjusting frame 401 is matched and clamped on the inner side of the main bracket 1.

The working principle of the utility model is as follows: the user adjusts the height of adjusting frame 401 through pneumatic cylinder 402 according to the motor casing of equidimension earlier, for the motor casing of equidimension remains required space, afterwards start micro motor 207, micro motor 207 drives positive and negative lead screw 202 and rotates, make the interval adjustment between first arc polishing piece 204 and the second arc polishing piece 205, thereby the motor casing of different internal diameters of adaptation, locate first arc polishing piece 204 when the motor casing cover, the outside back of second arc polishing piece 205, drive limiting plate 302 through electric putter 301 translates, thereby carry out the centre gripping to the motor casing, limiting plate 302 that one side is indent arcuation multiplicable with the laminating degree of motor casing, the frictional force between the motor casing has been increased simultaneously to cushion 303, afterwards start driving motor 208, driving motor 208 drives spacing 201 and rotates, thereby can realize that first arc polishing piece 204 and second arc polishing piece 205 polish the motor casing inner wall.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. Grinding device, including main support (1), its characterized in that: the polishing device is characterized in that a polishing mechanism (2) is arranged in the middle of the rear surface of the main support (1), a group of limiting mechanisms (3) are symmetrically distributed on two sides of the polishing mechanism (2), an adjusting mechanism (4) is arranged outside the limiting mechanisms (3), the polishing mechanism (2) comprises a limiting frame (201), a positive and negative screw rod (202) is arranged at the middle end of the inside of the limiting frame (201) in a straddling mode, a threaded frame (203) is sleeved outside the positive and negative screw rod (202), a first arc polishing sheet (204) is connected with the end portion of the threaded frame (203), a second arc polishing sheet (205) is arranged on the opposite face of the first arc polishing sheet (204), a motor box (206) is arranged outside the limiting frame (201), a miniature motor (207) is arranged inside the motor box (206), a driving motor (208) is connected to the sealing side of the limiting frame (201), and a supporting plate (209) is connected to the lower end of the driving motor (208).

2. A polishing apparatus as set forth in claim 1 wherein: the first arc polishing piece (204) and the second arc polishing piece (205) are symmetrically distributed along the vertical central axis of the positive and negative screw rod (202), and the positive and negative screw rod (202) is in threaded connection with the threaded frame (203).

3. A polishing apparatus as set forth in claim 1 wherein: the driving motor (208) is connected with the limiting frame (201), and the limiting frame (201) is fixedly connected with the motor box (206).

4. A polishing apparatus as set forth in claim 1 wherein: the limiting mechanism (3) comprises an electric push rod (301), a limiting plate (302) is connected to the movable end of the electric push rod (301), and a rubber pad (303) is bonded to one side, far away from the electric push rod (301), of the limiting plate (302).

5. A polishing apparatus as set forth in claim 4 wherein: the limiting plate (302) and the adjusting mechanism (4) form a telescopic structure through the electric push rod (301), and one side, close to the rubber pad (303), of the limiting plate (302) is in a concave arc shape.

6. A polishing apparatus as set forth in claim 1 wherein: the adjusting mechanism (4) comprises an adjusting frame (401), and the lower end of the adjusting frame (401) is connected with a hydraulic cylinder (402).

7. A polishing apparatus as set forth in claim 6 wherein: the adjusting frame (401) and the main support (1) form a lifting structure through the hydraulic cylinder (402), and the adjusting frame (401) is matched and clamped on the inner side of the main support (1).