CN215547344U

CN215547344U - Adapter of angle grinder

Info

Publication number: CN215547344U
Application number: CN202122109652.7U
Authority: CN
Inventors: 胡坤
Original assignee: Nanjing Shikaluo New Material Technology Co ltd
Current assignee: Nanjing Shikaluo New Material Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-18
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to an adapter of an angle grinder, which comprises a transmission shell, a transmission seat and a slice, wherein the transmission shell is of a waist-shaped structure, the transmission seat is of a triangular structure, the transmission shell is fixedly connected with the transmission seat, and the transmission seat is fixed on an installation table of the angle grinder through screws; a first synchronous wheel is arranged in an inner cavity at the top of the transmission shell, a driving shaft is fixed at the axis of the first synchronous wheel and fixedly connected with the axis of the slice, and the diameter of the slice is 4-10 cm; the inner cavity of the bottom of the transmission shell is provided with a second synchronizing wheel, the second synchronizing wheel is in transmission connection with the first synchronizing wheel through a synchronous belt, and the axis of the second synchronizing wheel is in threaded connection with a rotating shaft of the angle grinder. In this scheme, the pivot of angle mill rotates under the drive of motor, connects the high-speed rotation of last drive section through the transmission, because of sliced diameter is little, can not receive the influence of reentrant corner because of size problem when rotatory, conveniently polishes the clearance to wall corner reentrant corner department, the beautiful seam operation in the later stage of being convenient for.

Description

Adapter of angle grinder

Technical Field

The utility model relates to the technical field of interior decoration, in particular to an adapter of an angle grinder.

Background

The angle grinder is a device for grinding workpieces, and can be used as a tool for cleaning gaps of magnetic tiles in building decoration, particularly indoor decoration, and mainly for cleaning dust impurities and hard cement in the gaps of the magnetic tiles. After the gap is cleaned, a gap beautifying agent is added into the gap of the magnetic tile, and the gap beautifying operation is carried out on the magnetic tile. The drive head of current angle mill is bigger, and the piece of polishing is bigger, and when normally working along the magnetic shoe seam, can clear up relatively longer gap, to the gap that is shorter, especially is located the gap of corner reentrant corner department, because of the size restriction of the drive head itself of angle mill to and the size restriction of the piece of polishing, can't clear up this reentrant corner department.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide an adapter for an angle grinder.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides an adapter of angle mill, includes transmission housing, transmission seat and section, transmission housing is waist shape structure, the transmission seat is the triangle-shaped structure, transmission housing and transmission seat fixed connection, the transmission seat passes through the screw fixation on the mount table of angle mill. The inner cavity of the top of the transmission shell is provided with a first synchronous wheel, a driving shaft is fixed at the axis of the first synchronous wheel and fixedly connected with the axis of the slice, and the diameter of the slice is 4-10 cm. The inner cavity of the bottom of the transmission shell is provided with a second synchronizing wheel, the second synchronizing wheel is in transmission connection with the first synchronizing wheel through a synchronous belt, and the axis of the second synchronizing wheel is in threaded connection with a rotating shaft of the angle grinder.

In the scheme, one side of the transmission seat, which is far away from the transmission shell, is provided with the connecting seat, the inside of the connecting seat is provided with the clamping groove, and the clamping groove is sleeved with the rotating shaft driving shell of the angle grinder.

In the scheme, two sides of the first synchronizing wheel and two sides of the second synchronizing wheel are respectively and rotatably connected with the transmission shell through bearings.

In the scheme, the bearing spacing adjusting device is arranged inside the transmission shell, and the working end of the bearing spacing adjusting device is connected with the outer ring of the bearing arranged in the first synchronous wheel.

In the above scheme, the bearing distance adjusting device comprises a screw rod, a supporting plate and a top plate, wherein a knob is installed at the end part of the screw rod, the supporting plate is fixed on the inner wall of the transmission shell, the screw rod penetrates through the supporting plate and is in threaded connection with the supporting plate, the top of the screw rod is fixedly connected with the top plate, and a groove connected with the bearing is formed in the top of the top plate.

In the scheme, a bracket is arranged at the bottom of the inner cavity of the transmission shell and close to one side of the bearing installed in the first synchronous wheel, the bracket is connected to the outer ring of the bearing, and the bracket is elastically connected with the top of the inner cavity of the transmission shell through a spring.

In the above scheme, the section is any one of a gear section and a frosted section.

Compared with the prior art, the utility model has the beneficial effects that: transmission housing and transmission seat fixed connection, the transmission seat passes through the screw fixation on the mount table of angle mill, can stabilize auxiliary transmission and connect the conveying torque and reach the section. The rotating shaft of the angle grinder rotates under the driving of the motor to drive the second synchronous wheel to synchronously rotate together, the synchronous belt drives the first synchronous wheel to rotate, and finally the slicing sheet is driven to rotate at a high speed. Because of sliced diameter is little, can not receive the influence of reentrant corner because of size problem when rotatory, conveniently polish the clearance to wall corner reentrant corner department, the beautiful seam operation in the later stage of being convenient for.

Drawings

The disclosure of the present invention is illustrated with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. In the drawings, like reference numerals are used to refer to like parts. Wherein:

FIG. 1 is a schematic view of the internal transmission structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

reference numbers in the figures: 1-a transmission housing; 11-a first synchronizing wheel; 12-a second synchronizing wheel; 13-synchronous belt; 14-a drive shaft; 15-a bearing; 2-a transmission seat; 21-a connecting seat; 22-a card slot; 23-a screw; 3-angle grinder; 31-a mounting table; 32-a spindle drive housing; 33 a rotating shaft; 4-slicing; 5-bearing spacing adjustment means; 51-screw rod; 52-a knob; 53-a support plate; 54-a top plate; 55-a bracket; 56-spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described in detail with reference to the attached drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution to which the present invention relates.

According to the technical scheme of the utility model, a plurality of alternative structural modes and implementation modes can be provided by a person with ordinary skill in the art without changing the essential spirit of the utility model. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical aspects of the present invention, and should not be construed as all of the present invention or as limitations or limitations on the technical aspects of the present invention.

The technical solution of the present invention is further described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1 and 2, an adapter of an angle grinder comprises a transmission housing 1, a transmission seat 2 and a slice 4, wherein the transmission housing 1 is of a waist-shaped structure, the transmission housing 1 of the waist-shaped structure is used for conveniently mounting a belt pulley transmission assembly, the transmission seat 2 is of a triangular structure, and the transmission seat 2 of the triangular structure is used for being firmly fixed with a mounting table 31. Transmission housing 1 and transmission seat 2 fixed connection, both can the integral type be connected, the central axis of transmission housing 1 and the coaxial setting of symmetry axis of transmission seat 2. The transmission seat 2 is fixed on the mounting table 31 of the angle grinder 3 through the screw 23, and due to the triangular fixing mode, the two sides of the transmission seat 2 are firmly fixed with the mounting table 31 through the screw 23, and compared with other fixing modes, such as clamping and sleeving, the fixing mode is good in stability and firm in fixing, so that the auxiliary transmission connector can be stably connected with the conveying torque to reach the slicing 4.

The top inner cavity of the transmission shell 1 is provided with a first synchronous wheel 11, the axle center of the first synchronous wheel 11 is fixed with a driving shaft 14, the driving shaft 14 is fixedly connected with the axle center of the slicing piece 4, and the axle center hole of the slicing piece 4 can be fixed at the end part of the driving shaft 14 through a screw, so that the two are firmly fixed. The inner cavity of the bottom of the transmission shell 1 is provided with a second synchronizing wheel 12, the second synchronizing wheel 12 is in transmission connection with a first synchronizing wheel 11 through a synchronous belt 13, and the axle center of the second synchronizing wheel 12 is in threaded connection with a rotating shaft 33 of the angle grinder 3. The rotating shaft 33 of the angle grinder 3 is driven by the motor to rotate, so as to drive the second synchronous wheel 12 to synchronously rotate together, then the synchronous belt 13 drives the first synchronous wheel 11 to rotate, and finally the slicing 4 is driven to rotate at a high speed.

In order to facilitate the rotation of the two synchronizing wheels, the two sides of the first synchronizing wheel 11 and the two sides of the second synchronizing wheel 12 are respectively connected with the transmission shell 1 in a rotating manner through bearings 15, and the friction force of the synchronizing wheels is reduced by additionally arranging the bearings 15, so that the slicing 4 is conveniently driven to rotate at a high speed. The drive shaft 14 is secured by a pin with the inner race of the bearing 15 and the outer race of the bearing 15 is secured within the transmission housing 1. The bearing 15 may be a circular bearing or may be mounted inside the transmission housing 1 by means of a normal bearing and a bearing seat.

Preferably, a bearing distance adjusting device 5 is installed inside the transmission housing 1, and the working end of the bearing distance adjusting device 5 is connected with the outer ring of a bearing 15 installed in the first synchronous wheel 12. The bearing spacing adjusting device 5 is used for adjusting the spacing between the upper bearing 15 and the lower bearing 15, so that the tightness of the synchronous belt 13 is adjusted, and better transmission torque is facilitated. Because of adopting the adjustable structure, the butt joint position of the rotating shaft 33 of the angle grinder 3 and the first synchronizing wheel 12 is not fixed, and the rotating shaft 33 can be butted by a slotted hole, so that the distance is convenient to adjust.

Further, the bearing spacing adjusting device 5 comprises a screw rod 51, a supporting plate 53 and a top plate 54, wherein a knob 52 is installed at the end of the screw rod 51, the supporting plate 53 is fixed on the inner wall of the transmission housing 1, the screw rod 51 penetrates through the supporting plate 53 and is in threaded connection with the supporting plate 53, the top of the screw rod 51 is fixedly connected with the top plate 54, and a groove connected with the bearing 15 is formed in the top of the top plate 54. The screw 51 is rotated by screwing the knob 52, so that the screw 51 moves up and down relative to the support plate 53, and the top plate 54 is driven to tightly or loosely jack the bearing 15, thereby facilitating the tightness degree of the later maintenance synchronous belt 13.

Further, a bracket 55 is arranged at the bottom of the inner cavity of the transmission housing 1 near one side of the bearing 15 installed in the second synchronizing wheel 12, the bracket 55 is connected to the outer ring of the bearing 15, and the bracket 55 is elastically connected with the top of the inner cavity of the transmission housing 1 through a spring 56. The outer race of the bearing 15 is pressed by the bracket 55 by the spring 56, and the bearing 15 of the first timing pulley 12 is held in a stable state in the opposite direction to the bearing interval adjustment device 5.

In implementation, the size of the second synchronizing wheel 12 may be larger than that of the first synchronizing wheel 11, so that the first synchronizing wheel 11 can be driven to rotate at a higher speed under the same conveying speed and force, and finally the slice 4 is driven to rotate at a high speed. The diameter of the section 4 is 4-10 cm, and the section 4 is any one of a gear section and a grinding section. The diameter of a general polishing piece is 10-20 cm, the diameter of the slice 4 is small, the slice is not influenced by a reentrant corner due to the size problem during rotation, and the wall corner reentrant corner is conveniently polished and cleaned. The gear slice or the frosted slice with the diameter of 5 cm can be selected to clean the magnetic shoe gap at the internal corner, and the magnetic shoe gap with the normal distance can also be cleaned.

As a preferred scheme, a connecting seat 21 is arranged on one side of the transmission seat 2 away from the transmission housing 1, a clamping groove 22 is arranged inside the connecting seat 21, and the clamping groove 22 is sleeved with a rotating shaft driving shell 32 of the angle grinder 3. The height of draw-in groove 22 is the same with the height of pivot drive shell 32 or a little higher, and draw-in groove 22 is mainly the mount table 31 position of further restriction transmission 2 for angle mill 3, and through the pivot drive shell 32 suit with draw-in groove 22 and angle mill 3 together, restriction transmission 2 is for the shift position of pivot drive shell 32, cooperation screw 23, further improves the stability of transmission joint behind drive section 4.

In the utility model, the transmission housing 1 is fixedly connected with the transmission seat 2, and the transmission seat 2 is fixed on the mounting table 31 of the angle grinder 3 through the screw 23, so that the auxiliary transmission joint can stably convey torque to the slice 4. The rotating shaft 33 of the angle grinder 3 is driven by the motor to rotate, so as to drive the second synchronous wheel 12 to synchronously rotate together, and then the synchronous belt 13 drives the first synchronous wheel 11 to rotate, and finally the slicing sheet 4 is driven to rotate at a high speed. Because of the diameter of section 4 is little, can not receive the influence of reentrant corner because of size problem when rotatory, conveniently polish the clearance to wall corner reentrant corner department, the beautiful seam operation in the later stage of being convenient for.

The adapter of the angle grinder can be used for seam cleaning operation in indoor decoration and can also be used for grinding hardware workpieces, such as grinding, cutting, derusting and polishing metal components. When polishing the work piece, original polishing piece is great because of the size, can't carry out the operation to work piece reentrant corner or contained angle department, can realize cutting the polishing to reentrant corner, contained angle, depressed part through this adapter of installation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An adapter of an angle grinder, which is characterized in that: the angle grinder comprises a transmission shell (1), a transmission seat (2) and a slice (4), wherein the transmission shell (1) is of a waist-shaped structure, the transmission seat (2) is of a triangular structure, the transmission shell (1) is fixedly connected with the transmission seat (2), and the transmission seat (2) is fixed on a mounting table (31) of the angle grinder (3) through a screw (23);

a first synchronizing wheel (11) is arranged in an inner cavity of the top of the transmission shell (1), a driving shaft (14) is fixed at the axis of the first synchronizing wheel (11), the driving shaft (14) is fixedly connected with the axis of the slice (4), and the diameter of the slice (4) is 4-10 cm;

the bottom inner chamber of transmission housing (1) is equipped with second synchronizing wheel (12), second synchronizing wheel (12) are connected with first synchronizing wheel (11) transmission through hold-in range (13), the axle center department of second synchronizing wheel (12) and pivot (33) threaded connection of angle mill (3).

2. An adapter for an angle grinder as set forth in claim 1, wherein: one side of the transmission seat (2) far away from the transmission shell (1) is provided with a connecting seat (21), the inside of the connecting seat (21) is provided with a clamping groove (22), and the clamping groove (22) is sleeved with a rotating shaft driving shell (32) of the angle grinder (3).

3. An adapter for an angle grinder as set forth in claim 1, wherein: and two sides of the first synchronizing wheel (11) and two sides of the second synchronizing wheel (12) are respectively in rotating connection with the transmission shell (1) through bearings (15).

4. An adapter for an angle grinder as set forth in claim 3, wherein: the inner part of the transmission shell (1) is provided with a bearing distance adjusting device (5), and the working end of the bearing distance adjusting device (5) is connected with the outer ring of a bearing (15) arranged in the first synchronous wheel (11).

5. An adapter for an angle grinder as set forth in claim 4, wherein: bearing interval adjusting device (5) include screw rod (51), backup pad (53) and roof (54), and knob (52) are installed to the tip of screw rod (51), and backup pad (53) are fixed on the inner wall of transmission housing (1), screw rod (51) run through backup pad (53) and with backup pad (53) threaded connection, the top and roof (54) fixed connection of screw rod (51), the top of roof (54) is equipped with the recess that is connected with bearing (15).

6. An adapter for an angle grinder as set forth in claim 4, wherein: a bracket (55) is arranged at one side, close to a bearing (15) installed in the first synchronous wheel (11), of the bottom of an inner cavity of the transmission shell (1), the bracket (55) is connected to an outer ring of the bearing (15), and the bracket (55) is elastically connected with the top of the inner cavity of the transmission shell (1) through a spring (56).

7. An adapter for an angle grinder as set forth in claim 1, wherein: the slice (4) is any one of a gear slice and a frosted slice.