CN212265466U

CN212265466U - Buckle type micro angle grinder

Info

Publication number: CN212265466U
Application number: CN202021655204.6U
Authority: CN
Inventors: 王立平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-01-01
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a miniature angle of buckle formula mill, including casing, body, gearbox casing, electric motor, circuit board, power cord and switch, the one end of body is located the one end of casing, and the other end of body and gearbox casing are connected, and electric motor sets up in the casing, and the circuit board sets up in the casing, and body and circuit board are located the both ends of casing, and the power cord setting is equipped with the one end of circuit board at the casing, and the switch setting is equipped with the one end of circuit board on the casing; the method is characterized in that: the one end of electric motor is equipped with the jump ring sleeve, is equipped with the spring in the jump ring sleeve, and the telescopic other end of jump ring is equipped with the draw-in groove, and the draw-in groove vertically runs through the jump ring sleeve, is equipped with the transmission shaft in the body, and the one end of transmission shaft is equipped with spacing calorie of post, and the transmission shaft is equipped with spacing calorie of post and is located jump ring sleeve and spacing calorie of post and draw-in groove cooperation, spring and spacing calorie of post cooperation, and the other end of transmission shaft is equipped with first bevel gear.

Description

Buckle type micro angle grinder

Technical Field

The utility model relates to an electric tool technical field specifically indicates miniature angle mill of buckle formula.

Background

Angle grinders, also known as grinders or disc grinders, are mainly used for cutting, grinding, and brushing metal and stone materials, etc.; however, the setting of the inside structure of current angle mill makes the overall structure of angle mill complicated, and assembly time is longer when producing, and still be unfavorable for the user to carry out dismouting maintenance, secondly current angle mill model is generally great, and it is just very inconvenient to the processing of some miniature products like this, and the angle mill generally is through gear connection, but the clearance between the gear too big will cause the life reduction of angle mill sometimes, consequently designs the miniature angle mill of the comparatively simple buckle formula of structure to this kind of condition.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide the miniature angle mill of buckle formula.

In order to solve the technical problem, the utility model provides a technical scheme is the miniature angle mill of buckle formula: the electric motor is arranged in the shell, the circuit board is arranged in the shell, the tube body and the circuit board are arranged at two ends of the shell, the power line is arranged at one end of the shell, which is provided with the circuit board, and the switch is arranged at one end of the shell, which is provided with the circuit board; the method is characterized in that: one end of the electric motor is provided with a clamp spring sleeve, a spring is arranged in the clamp spring sleeve, the other end of the clamp spring sleeve is provided with a clamping groove, the clamping groove longitudinally penetrates through the clamp spring sleeve, a transmission shaft is arranged in the pipe body, one end of the transmission shaft is provided with a limiting clamping column, one end of the transmission shaft, which is provided with the limiting clamping column, is positioned in the clamp spring sleeve and is matched with the clamping groove, the spring is matched with the limiting clamping column, the other end of the transmission shaft is provided with a first bevel gear, a first bearing is arranged in the gear box body, the lower end of the gear box body is provided with a first bearing fixing clamp, a circular groove is arranged in the first bearing fixing clamp, a second bearing is arranged in the circular groove, a rotating shaft is arranged in the first bearing, the lower end of the rotating shaft penetrates through the second bearing and the first bearing fixing, the second bevel gear is connected with the first bevel gear through teeth;

a first screw hole is formed in one end, connected with the pipe body, of the shell, the first screw hole penetrates through the shell and the pipe body and extends into the shell, a bolt is arranged in the first screw hole, and the bolt is matched with the clamp spring sleeve;

the one end that casing and body are connected is equipped with the gim peg, be equipped with the connection buckle on the gim peg, one side of gim peg is equipped with the pinhole on the casing, the pinhole passes casing and body and extends into in the casing, the other end of connection buckle is located the pinhole.

As an improvement, an oil plug is arranged at the upper end of the gear box body, and the upper end of the first bearing is in contact with the lower end of the oil plug.

As an improvement, a polishing plate is arranged at one end, extending out of the first bearing fixing clamp, of the rotating shaft, a second screw hole is formed at one end, extending out of the first bearing fixing clamp, of the rotating shaft, and a fixing screw is arranged in the second screw hole.

As an improvement, a dust cover is arranged on the rotating shaft and is covered above the polishing sheet.

As an improvement, a third bearing is arranged on the transmission shaft and close to the first bevel gear, a second bearing fixing clamp is arranged on the third bearing, and the second bearing fixing clamp is connected with the pipe body.

As a modification, the centers of the pin hole and the fixing bolt are on the same straight line.

As the improvement, all be equipped with the fixed orifices on body and the gear box body, the fixed orifices runs through body and gear box body, be equipped with fixed buckle in the fixed orifices.

As an improvement, the diameter of the spring is larger than that of the transmission shaft, and one end of the spring is sleeved on one end, located in the clamp spring sleeve, of the transmission shaft.

Compared with the prior art, the utility model the advantage lie in: the pipe body and the gearbox body are relatively easy to disassemble through the fixing buckle, the shell and the pipe body are fixed through the connecting buckle, the shell and the pipe body are relatively easy to disassemble, the shell is provided with the bolt, the shell and the pipe body are fixed through the bolt, the shell and the pipe body are relatively easy to disassemble, the clamping spring sleeve can be fixed through the bolt, the polishing disc is convenient to install and replace, the structure is simple, and the use is convenient; and a spring is arranged in the clamp spring sleeve, a clamping groove is formed in the other end of the clamp spring sleeve, a limiting clamping column is arranged at one end of the transmission shaft, when the transmission shaft is connected with the clamp spring sleeve, the limiting clamping column is clamped in the clamping groove to enable the electric motor to drive the transmission shaft to rotate, and the spring is matched with the limiting clamping column to enable the first bevel gear and the second bevel gear at the other end of the transmission shaft to be in seamless connection, so that the service life of the first bevel gear and the second bevel gear can be prolonged, the meshing noise of the first bevel gear and the second bevel gear is reduced, and the transmission shaft and the rotating shaft.

Drawings

Fig. 1 is a front view of the buckle type micro angle grinder of the present invention.

Fig. 2 is a left side view of the buckle type micro angle grinder of the present invention.

Fig. 3 is a schematic view of a first structure of the buckle type micro angle grinder of the present invention.

Fig. 4 is a second schematic structural diagram of the buckle type micro angle grinder of the present invention.

Fig. 5 is a schematic view of a third structure of the buckle type micro angle grinder of the present invention.

Fig. 6 is a fourth schematic structural view of the buckle type micro angle grinder of the present invention.

Fig. 7 is a cross-sectional view taken at a-a in fig. 2.

Fig. 8 is a partial enlarged view at B in fig. 7.

Fig. 9 is a partial enlarged view at C in fig. 7.

Fig. 10 is a partial enlarged view at D in fig. 7.

Fig. 11 is a partial enlarged view at E in fig. 1.

Fig. 12 is a partial enlarged view at F in fig. 7.

Fig. 13 is a partial enlarged view at G in fig. 7.

Fig. 14 is a partial enlarged view at H in fig. 6.

As shown in the figure: 1. the device comprises a shell, 2, a pipe body, 3, a gear box body, 4, an electric motor, 5, a circuit board, 6, a power line, 7, a switch, 8, a clamp spring sleeve, 9, a transmission shaft, 10, a first bevel gear, 11, a first bearing, 12, a first bearing fixing clamp, 13, a circular groove, 14, a second bearing, 15, a rotating shaft, 16, a second bevel gear, 17, a first screw hole, 18, a bolt, 19, a fixing bolt, 20, a connecting buckle, 21, a pin hole, 22, an oil plug, 23, a polishing piece, 24, a second screw hole, 25, a fixing screw, 26, a third bearing, 27, a second bearing fixing clamp, 28, a fixing hole, 29, a fixing buckle, 30, a dust cover, 31, a spring, 32, a clamping groove, 33 and a limiting clamping column.

Detailed Description

The buckle type micro angle grinder of the present invention will be further described in detail with reference to the accompanying drawings.

With reference to the attached drawings 1-14, the buckle type micro angle grinder comprises a shell 1, a pipe body 2, a gear box body 3, an electric motor 4, a circuit board 5, a power line 6 and a switch 7, wherein one end of the pipe body 2 is positioned in one end of the shell 1, the other end of the pipe body 2 is connected with the gear box body 3, the electric motor 4 is arranged in the shell 1, the circuit board 5 is arranged in the shell 1, the pipe body 2 and the circuit board 5 are positioned at two ends of the shell 1, the power line 6 is arranged at one end of the shell 1, which is provided with the circuit board 5, and the switch 7 is arranged at one end of the shell 1, which is provided with the circuit; the method is characterized in that: one end of the electric motor 4 is provided with a clamp spring sleeve 8, a spring 31 is arranged in the clamp spring sleeve 8, the other end of the clamp spring sleeve 8 is provided with a clamping groove 32, the clamping groove 32 longitudinally penetrates through the clamp spring sleeve 8, a transmission shaft 9 is arranged in the pipe body 2, one end of the transmission shaft 9 is provided with a limiting clamping column 33, one end of the transmission shaft 9 provided with the limiting clamping column 33 is positioned in the clamp spring sleeve 8, the limiting clamping column 33 is matched with the clamping groove 32, the spring 31 is matched with the limiting clamping column 33, the other end of the transmission shaft 9 is provided with a first bevel gear 10, a first bearing 11 is arranged in the gear box body 3, a first bearing fixing clamp 12 is arranged at the lower end of the gear box body 3, a circular groove 13 is arranged in the first bearing fixing clamp 12, a second bearing 14 is arranged in the circular groove 13, a rotating shaft 15 is arranged in the first bearing 11, the lower end of the rotating shaft 15 penetrates through the second, a second bevel gear 16 is arranged in the middle of the rotating shaft 15, and the second bevel gear 16 is in tooth connection with the first bevel gear 10;

a first screw hole 17 is formed in one end, connected with the shell 1 and the pipe body 2, of the pipe body 2, the first screw hole 17 penetrates through the shell 1 and the pipe body 2 and extends into the shell 1, a bolt 18 is arranged in the first screw hole 17, and the bolt 18 is matched with the clamp spring sleeve 8;

one end that casing 1 and body 2 are connected is equipped with gim peg 19, be equipped with on the gim peg 19 and connect buckle 20, one side of gim peg 19 is equipped with pinhole 21 on the casing 1, pinhole 21 passes casing 1 and body 2 and extends into casing 1 in, the other end of connecting buckle 20 is located pinhole 21.

An oil plug 22 is arranged at the upper end of the gear box body 3, and the upper end of the first bearing 11 is contacted with the lower end of the oil plug 22.

A polishing plate 23 is arranged at one end of the rotating shaft 15, which extends out of the first bearing fixing clamp 12, a second screw hole 24 is arranged at one end of the rotating shaft 15, which extends out of the first bearing fixing clamp 12, and a fixing screw 25 is arranged in the second screw hole 24.

The rotating shaft 15 is provided with a dust cover 30, and the dust cover 30 covers the grinding sheet 23.

A third bearing 26 is arranged on the transmission shaft 9 and close to the first bevel gear 10, a second bearing fixing clamp 27 is arranged on the third bearing 26, and the second bearing fixing clamp 27 is connected with the pipe body 2.

The pin hole 21 and the center of the fixing bolt 19 are on the same straight line.

All be equipped with fixed orifices 28 on body 2 and the gear box body 3, fixed orifices 28 run through body 2 and gear box body 3, be equipped with fixed buckle 29 in the fixed orifices 28.

The diameter of spring 31 is greater than the diameter of transmission shaft 9, the one end cover of spring 31 is on the transmission shaft 9 is located the one end in jump ring sleeve 8.

The utility model discloses when specifically implementing, during the use, at first switch on through power cord 6, open switch 7 afterwards and just can use, when changing or installing polishing piece 23, at first screw bolt 18 into first screw 17 makes bolt 18 block jump ring sleeve 8, at this moment transmission shaft 9 and axis of rotation 15 just can not be moved, just can twist off change or installation polishing piece 23 fixing screw 25, when having changed, screw fixing screw 25, then screw bolt 18 up, make bolt 18 leave jump ring sleeve 8 can, when needing to dismantle, take fixing buckle 29 down, extract connecting buckle 20 from pinhole 21, screw bolt 18 up, make bolt 18 leave body 2, just at this moment can detach casing 1, body 2 and gear box 3, be equipped with dust cover 30 on axis of rotation 15, can prevent that the dust bits of polishing 23 polish from splashing;

the spring 31 is arranged in the clamp spring sleeve 8, the clamping groove 32 is arranged at the other end of the clamp spring sleeve 8, the limiting clamping column 33 is arranged at one end of the transmission shaft 9, when the transmission shaft 9 is connected with the clamp spring sleeve 8, the limiting clamping column 33 is clamped in the clamping groove 32 to enable the electric motor 4 to drive the transmission shaft 9 to rotate, the spring 31 is matched with the limiting clamping column 33 to enable the first bevel gear 10 and the second bevel gear 16 at the other end of the transmission shaft 9 to be in seamless connection, the service life of the first bevel gear 10 and the second bevel gear 16 can be prolonged, the meshing noise of the first bevel gear 10 and the second bevel gear 16 is reduced, and the transmission shaft 9 and the rotating shaft 15 can run more.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The buckle type micro angle grinder comprises a shell (1), a pipe body (2), a gear box body (3), an electric motor (4), a circuit board (5), a power line (6) and a switch (7), wherein one end of the pipe body (2) is located in one end of the shell (1), the other end of the pipe body (2) is connected with the gear box body (3), the electric motor (4) is arranged in the shell (1), the circuit board (5) is arranged in the shell (1), the pipe body (2) and the circuit board (5) are located at two ends of the shell (1), the power line (6) is arranged at one end, provided with the circuit board (5), of the shell (1), and the switch (7) is arranged at one end, provided with the circuit board (5), of the shell (1); the method is characterized in that: one end of the electric motor (4) is provided with a clamp spring sleeve (8), a spring (31) is arranged in the clamp spring sleeve (8), the other end of the clamp spring sleeve (8) is provided with a clamping groove (32), the clamping groove (32) vertically penetrates through the clamp spring sleeve (8), a transmission shaft (9) is arranged in the pipe body (2), one end of the transmission shaft (9) is provided with a limiting clamping column (33), one end of the transmission shaft (9) provided with the limiting clamping column (33) is located in the clamp spring sleeve (8), the limiting clamping column (33) is matched with the clamping groove (32), the spring (31) is matched with the limiting clamping column (33), the other end of the transmission shaft (9) is provided with a first bevel gear (10), a first bearing (11) is arranged inside the gear box body (3), a first bearing fixing clamp (12) is arranged at the lower end of the gear box body (3), a circular groove (13) is arranged in the first bearing fixing clamp, a second bearing (14) is arranged in the circular groove (13), a rotating shaft (15) is arranged in the first bearing (11), the lower end of the rotating shaft (15) penetrates through the second bearing (14) and the first bearing fixing clamp (12) and extends out of the first bearing fixing clamp (12), a second bevel gear (16) is arranged in the middle of the rotating shaft (15), and the second bevel gear (16) is connected with the first bevel gear (10) through teeth;

a first screw hole (17) is formed in one end, connected with the pipe body (2), of the shell (1), the first screw hole (17) penetrates through the shell (1) and the pipe body (2) and extends into the shell (1), a bolt (18) is arranged in the first screw hole (17), and the bolt (18) is matched with the clamp spring sleeve (8);

the one end that casing (1) and body (2) are connected is equipped with gim peg (19), be equipped with on gim peg (19) and connect buckle (20), one side of gim peg (19) is equipped with pinhole (21) on casing (1), pinhole (21) pass casing (1) and body (2) and extend into casing (1) in, the other end of connecting buckle (20) is located pinhole (21).

2. The snap-in micro angle grinder of claim 1, wherein: an oil plug (22) is arranged at the upper end of the gear box body (3), and the upper end of the first bearing (11) is in contact with the lower end of the oil plug (22).

3. The snap-in micro angle grinder of claim 1, wherein: the grinding plate (23) is arranged at one end, extending out of the first bearing fixing clamp (12), of the rotating shaft (15), a second screw hole (24) is arranged at one end, extending out of the first bearing fixing clamp (12), of the rotating shaft (15), and a fixing screw (25) is arranged in the second screw hole (24).

4. The snap-in micro angle grinder of claim 3, wherein: the rotating shaft (15) is provided with a dust cover (30), and the dust cover (30) covers the grinding piece (23).

5. The snap-in micro angle grinder of claim 1, wherein: and a third bearing (26) is arranged on the transmission shaft (9) and close to the first bevel gear (10), a second bearing fixing clamp (27) is arranged on the third bearing (26), and the second bearing fixing clamp (27) is connected with the pipe body (2).

6. The snap-in micro angle grinder of claim 1, wherein: the centers of the pin hole (21) and the fixing bolt (19) are on the same straight line.

7. The snap-in micro angle grinder of claim 1, wherein: all be equipped with fixed orifices (28) on body (2) and gear box body (3), fixed orifices (28) run through body (2) and gear box body (3), be equipped with fixed buckle (29) in fixed orifices (28).

8. The snap-in micro angle grinder of claim 1, wherein: the diameter of spring (31) is greater than the diameter of transmission shaft (9), the one end cover of spring (31) is located on the one end of jump ring sleeve (8) in transmission shaft (9).