CN218613022U

CN218613022U - Magnetic positioning base for machining of micro-motor rotating shaft

Info

Publication number: CN218613022U
Application number: CN202320011317.XU
Authority: CN
Inventors: 张天生
Original assignee: Lianchuang Xinxiang Precision Electronics Technology Co ltd
Current assignee: Lianchuang Xinxiang Precision Electronics Technology Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-03-14
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to the technical field of processing and positioning, and discloses a micromotor rotating shaft machining magnetic positioning base, which comprises a rotating shaft connecting frame, wherein the rotating shaft connecting frame comprises a connecting frame main body, one side of the connecting frame main body is provided with a connecting fixing groove, the other side of the connecting fixing groove is provided with a connecting positioning groove, the other side of the connecting positioning groove is provided with a connecting supporting hole, and the other side of the connecting fixing groove is positioned around the connecting positioning groove and is provided with connecting bolt holes; the utility model discloses a be equipped with the pivot locating rack, be favorable to waiting to process the pivot and select to install in the inside of first fixed orifices or second fixed orifices according to its fixed diameter, then carry out simple first time through screwing up the inside hexagon socket head cap screw of location fixed orifices and fix it, be favorable to solving the difficult fixed condition of staff, can select suitable stationary plane according to the pivot of different diameters simultaneously for the suitability reinforcing of base to different diameter pivots.

Description

Magnetic positioning base for machining of micro-motor rotating shaft

Technical Field

The utility model relates to a processing location technical field, more specifically relate to micromotor pivot machine tooling magnetism location base.

Background

The micromotor has the same working principle as a common motor, generally, the micromotor is powered by external connection power supply equipment to drive the rotor to rotate so as to convert electric energy into mechanical energy, the rotor generally comprises an iron core, a rotating shaft and a commutator, and the micromotor has small power and volume and small rotating shaft, so that the micromotor cannot be directly clamped and machined like the rotating shaft with a common diameter during machining, and can be machined and produced only by indirectly positioning and clamping by using a base.

The existing rotating shaft positioning base is usually composed of supports of two side mounting fixtures, clamping is carried out through fixtures, the rotating shaft is indirectly fixed on a lathe, the positioning mode is in the processing process, the stability of rotating shaft processing is kept only by the aid of mutual friction force between workpieces, gaps between the fixtures are easily generated in the process of tool friction acting, the processing precision of the rotating shaft is slightly influenced, the rotating shaft falls off to produce personal and property safety for production personnel, in addition, the existing positioning base is limited in the size adjusting range of the diameter of the internal fixture, different bases are required to be replaced when the rotating shafts with different diameters are processed, so that the clamping effect is guaranteed, and the applicability is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a micromotor pivot machining magnetism location base to solve the problem that exists among the above-mentioned background art.

The utility model provides a following technical scheme: the magnetic positioning base comprises a rotating shaft connecting frame, wherein the rotating shaft connecting frame comprises a connecting frame main body, one side of the connecting frame main body is provided with a connecting fixing groove, the other side of the connecting fixing groove is provided with a connecting positioning groove, the other side of the connecting positioning groove is provided with a connecting supporting hole, the other side of the connecting fixing groove is positioned around the connecting positioning groove and is provided with connecting bolt holes, the other side of the outer side of the connecting frame main body is provided with three connecting clamping grooves, the other side of the connecting frame main body is positioned around the connecting supporting hole and is provided with three connecting magnetic grooves, one side of the connecting frame main body is fixedly connected with a rotating shaft positioning frame, the rotating shaft positioning frame comprises a positioning frame main body, two sides of the positioning frame main body are fixedly connected with positioning connecting rods, one side of each positioning connecting rod is provided with a first fixing hole, the top of each positioning connecting rod is provided with a positioning fixing hole, the other side of each positioning connecting rod is provided with a second fixing hole, one side and the other side of each positioning connecting rod are both provided with magnetic connecting ring grooves, the outer side of the positioning frame main body is fixedly connected with a positioning fixing ring, one side of the positioning fixing ring is provided with four positioning connecting holes, and the other side of the rotating shaft connecting frame is fixedly connected with a rotating shaft fixing device;

further, pivot fixing device includes magnetism and inhales the connecting plate, three magnetism is inhaled to one side of connecting plate and is seted up, the connecting rod is inhaled to one side fixedly connected with magnetism of connecting plate to magnetism, the go-between is inhaled to one side fixedly connected with magnetism of connecting rod to magnetism, the standing groove is inhaled to magnetism has been seted up to one side of the go-between of inhaling.

Furthermore, the inside of the magnetic attraction placing groove is provided with a permanent magnet, the magnetic attraction placing groove is positioned and connected inside the magnetic connection ring groove, and the magnetic attraction fixing hole is the same as the magnetic connection ring groove in position.

Furthermore, an inner hexagon bolt is arranged in the positioning fixing hole.

Furthermore, the diameters of the first fixing hole and the second fixing hole are different, and the diameters of the two magnetic connecting ring grooves are the same.

Furthermore, bolt fixing grooves are formed in two sides of the positioning connecting hole, and the rotating shaft positioning frame is fixedly connected with the rotating shaft connecting frame through connecting bolt holes and bolts installed in the positioning connecting holes.

Furthermore, the rotating shaft connecting frame is fixedly connected to a triangular fixing clamp of the lathe through the outer side of the connecting clamping groove.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be equipped with the pivot locating rack, be favorable to waiting to process the pivot and select to install in the inside of first fixed orifices or second fixed orifices according to its fixed diameter, then fix a position the inside hexagon socket head cap screw of fixed orifices through screwing up and carry out simple first time to it, be favorable to solving the difficult fixed condition of staff, can select suitable stationary plane according to the pivot of different diameters simultaneously for the suitability of base to different diameter pivots strengthens.

2. The utility model discloses a be equipped with pivot fixing device, the magnetism that is favorable to the permanent magnet to produce inhales go-between and pivot locating rack through magnetism and produces the effort to the pivot, makes its secondary that utilizes magnetism to inhale at the in-process of processing fixed axial displacement that does not take place, strengthens its fixed effect, realizes the maximize of fixed effect, avoids the skew condition in the bolt fastening course of working alone.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a sectional view of the overall structure of the present invention.

Fig. 3 is a schematic view of the structure of the rotating shaft connecting frame of the present invention.

Fig. 4 is a schematic view of the structure of the rotating shaft positioning frame of the present invention.

Fig. 5 is a schematic structural view of the rotating shaft fixing device of the present invention.

The reference signs are: 1. a rotating shaft connecting frame; 101. a connecting frame main body; 102. connecting the fixed grooves; 103. connecting the positioning groove; 104. connecting bolt holes; 105. connecting the supporting holes; 106. connecting the clamping grooves; 107. connecting the magnetic grooves; 2. a rotating shaft positioning frame; 201. a positioning frame main body; 202. positioning the connecting rod; 203. positioning the fixing hole; 204. a first fixing hole; 205. a second fixing hole; 206. a magnetic connecting ring groove; 207. positioning and fixing the outer ring; 208. positioning the connecting hole; 3. a rotating shaft fixing device; 301. the connecting plate is magnetically attracted; 302. fixing holes are magnetically attracted; 303. the connecting rod is magnetically attracted; 304. the connecting ring is magnetically attracted; 305. the standing groove is inhaled to magnetism.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present invention, and the forms of the structures described in the following embodiments are merely examples, and the present invention relates to a magnetic positioning base for micro-machine spindle machining, which is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a micromotor pivot machine tooling magnetism location base, including pivot link 1, pivot link 1 includes link main part 101, connection fixed slot 102 has been seted up to one side of link main part 101, connection fixed slot 103 has been seted up to the opposite side of connection fixed slot 102, connection locating slot 103's opposite side has been seted up and has been connected supporting hole 105, connection fixed slot 102 opposite side is located connection locating slot 103 has seted up connecting bolt hole 104 all around, three connection centre gripping groove 106 has been seted up to the opposite side in the link main part 101 outside, link main part 101 opposite side is located connection supporting hole 105 has seted up three connection magnetism groove 107 all around, one side fixedly connected with pivot locating rack 2 of link main part 101, pivot locating rack 2 includes locating rack main part 201, the both sides fixedly connected with location connecting rod 202 of locating rack main part 201, first fixed orifices 204 has been seted up to one side of location connecting rod 202, location fixed orifices 203 has been seted up at the top of location connecting rod 202, second fixed orifices 205 has been seted up to location connecting rod 202 opposite side, one side and the opposite side of location connecting rod 202 all have seted up magnetism connection annular 206, the outside fixedly connected with location fixing outer loop 207 of locating rack main part 201, one side of location fixed loop 207 has seted up, four location fixed orifices 208, the difficult for the fixed connection fixed base is favorable to the suitable different diameters of pivot fixed axis 3's fixed axis the condition of suitable solution, the suitable fixed axis fixing device's of the suitable circumstances of the suitable solution that is favorable to the fixed axis is suitable for the fixed axis of the fixed axis is suitable circumstances of the fixed axis 3.

In a preferred embodiment, the rotating shaft fixing device 3 includes a magnetic connecting plate 301, a magnetic fixing hole 302 is opened on one side of the magnetic connecting plate 301, a magnetic connecting rod 303 is fixedly connected to one side of the magnetic connecting plate 301, a magnetic connecting ring 304 is fixedly connected to one side of the magnetic connecting rod 303, and a magnetic mounting slot 305 is opened on one side of the magnetic connecting ring 304, so as to facilitate fixing a permanent magnet in the magnetic mounting slot 305.

In a preferred embodiment, permanent magnets are installed inside the magnetic placement grooves 305, the magnetic placement grooves 305 are positioned and connected inside the magnetic connection ring grooves 206, the magnetic fixing holes 302 and the connection magnetic grooves 107 are in the same positions, and the magnetic force generated by the permanent magnets generates an acting force on the rotating shaft through the magnetic connection rings 304 and the rotating shaft positioning frame 2, so that the permanent magnets do not axially move by means of the secondary fixing of the magnetic attraction during the processing.

In a preferred embodiment, the positioning and fixing hole 203 is internally provided with an inner hexagon bolt, which facilitates simple first fixing by tightening the inner hexagon bolt inside the positioning and fixing hole 203.

In a preferred embodiment, the diameters of the first fixing hole 204 and the second fixing hole 205 are different, and the diameters of the two magnetic connecting ring grooves 206 are the same, so that the magnetic force generated by the permanent magnet generates a force on the rotating shaft through the magnetic connecting ring 304 and the rotating shaft positioning frame 2 during the process of contacting the rotating shaft fixing device 3 with the rotating shaft fixing device 3.

In a preferred embodiment, bolt fixing slots are formed on both sides of the positioning connection hole 208, and the rotating shaft positioning frame 2 and the rotating shaft connection frame 1 are fixedly connected with bolts installed in the positioning connection hole 208 through the connection bolt holes 104, which is beneficial to fastening and fixing the rotating shaft fixing device 3.

In a preferred embodiment, the rotating shaft connecting frame 1 is fixedly connected to a triangular fixing clamp of a lathe through the outer side of the connecting clamping groove 106, and after the rotating shaft positioning frame 2 and the rotating shaft fixing device 3 are installed, the positioning base is clamped through the triangular clamp on the lathe so as to process a rotating shaft.

The utility model discloses a theory of operation: firstly, in the process of using the positioning base, a rotating shaft to be processed is selectively installed in the first fixing hole 204 or the second fixing hole 205 according to the fixed diameter of the rotating shaft, then the rotating shaft is simply fixed for the first time by screwing down hexagon socket head cap bolts in the positioning fixing holes 203, then the installed rotating shaft positioning frame 2 is installed in the rotating shaft connecting frame 1, so that the magnetic attraction connecting ring 304 is fixed in the magnetic connecting ring groove 206, because the permanent magnet is installed in the magnetic attraction placing groove 305, in the process of contacting the rotating shaft fixing device 3 and the rotating shaft fixing device 3, the magnetic force generated by the permanent magnet generates acting force on the rotating shaft through the magnetic attraction connecting ring 304 and the rotating shaft positioning frame 2, the rotating shaft is prevented from axial movement by utilizing the magnetic attraction for secondary fixing in the processing process, after the rotating shaft positioning frame 2 and the rotating shaft fixing device 3 are installed, the positioning base can be used for processing the rotating shaft by clamping through a triangular clamp on a lathe, the rotating shaft, the problem that the small shaft is difficult to fix is solved, meanwhile, a proper fixing side can be selected according to the rotating shafts with different diameters, so that the fixing applicability of the base is enhanced.

Claims

1. Micromotor pivot machine tooling magnetism location base, including pivot link (1), its characterized in that: the rotating shaft connecting frame (1) comprises a connecting frame main body (101), a connecting fixing groove (102) is formed in one side of the connecting frame main body (101), a connecting positioning groove (103) is formed in the other side of the connecting fixing groove (102), connecting supporting holes (105) are formed in the other side of the connecting positioning groove (103), connecting bolt holes (104) are formed in the other side of the connecting fixing groove (103), three connecting clamping grooves (106) are formed in the other side of the outer side of the connecting frame main body (101), three connecting magnetic grooves (107) are formed in the periphery of the connecting supporting holes (105) in the other side of the connecting frame main body (101), a rotating shaft positioning frame (2) is fixedly connected to one side of the connecting frame main body (101), the rotating shaft positioning frame (2) comprises a positioning frame main body (201), positioning connecting rods (202) are fixedly connected to two sides of the positioning frame main body (201), first fixing holes (204) are formed in one side of the positioning connecting rods (202), positioning fixing holes (203) are formed in the top of the positioning connecting rods (202), second fixing holes (205) are formed in the other side of the positioning connecting rods (202), annular grooves (206) are formed in the other side of the positioning connecting rods (202), and an outer ring groove (207) is connected to the positioning frame main body (207), four positioning connecting holes (208) are formed in one side of the positioning fixing outer ring (207), and a rotating shaft fixing device (3) is fixedly connected to the other side of the rotating shaft connecting frame (1).

2. The micromachined rotor machining magnetic positioning base of claim 1, wherein: connecting plate (301) is inhaled including magnetism in pivot fixing device (3), three magnetism has been inhaled to one side of inhaling connecting plate (301) and has been seted up and inhale fixed orifices (302), connecting rod (303) are inhaled to one side fixedly connected with magnetism of inhaling connecting plate (301), one side fixedly connected with magnetism of inhaling connecting rod (303) inhales go-between (304), magnetism has been seted up to one side of inhaling go-between (304) and has been inhaled standing groove (305).

3. The micro-machine spindle machining magnetic positioning base of claim 2, wherein: the inside mounting of standing groove (305) is inhaled to magnetism has the permanent magnet, the inside of standing groove (305) fixed connection in magnetism connection annular (206) is inhaled to magnetism, magnetism fixed orifices (302) are the same with the position of connecting magnetism groove (107).

4. The micromachined rotor machining magnetic positioning base of claim 1, wherein: and the inner part of the positioning fixing hole (203) is provided with an inner hexagon bolt.

5. The micromachined rotor machining magnetic positioning base of claim 1, wherein: the diameters of the first fixing hole (204) and the second fixing hole (205) are different, and the diameters of the two magnetic connecting ring grooves (206) are the same.

6. The micro-machine spindle machining magnetic positioning base of claim 1, wherein: bolt fixing grooves are formed in the two sides of the positioning connecting hole (208), and the rotating shaft positioning frame (2) is fixedly connected with the rotating shaft connecting frame (1) through connecting bolt holes (104) and bolts installed in the positioning connecting hole (208).

7. The micromachined rotor machining magnetic positioning base of claim 1, wherein: the rotating shaft connecting frame (1) is fixedly connected to a triangular fixing clamp of a lathe through the outer side of the connecting clamping groove (106).