CN218904651U

CN218904651U - Portable pressure-bearing self-attaching and clamping angle grinder

Info

Publication number: CN218904651U
Application number: CN202223447298.XU
Authority: CN
Inventors: 徐金松; 孙亚; 蔡炜; 郭志红; 夏冬梅
Original assignee: Yangzhou Jinli Power Tools Co ltd
Current assignee: Yangzhou Jinli Power Tools Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-25
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a portable pressure-bearing self-attaching and clamping angle grinder, which relates to the technical field of angle grinders and comprises a base and a positioning component, wherein a first accommodating cavity is formed in the left side of the top of the base, a second accommodating cavity is formed in the right side of the top of the base, the positioning component for positioning a workpiece is arranged in the first accommodating cavity, the positioning component comprises a frame, a rotating shaft, a power gear, a pressure-bearing bottom plate, a reset spring, a lower clamping arm, a guide post, a sliding post, a right clamping arm, a rubber gasket, a slide way and a left clamping arm, and the middle part of the front end of the frame is rotationally connected with the power gear through the rotating shaft. The positioning assembly of the bearing self-attaching and clamping angle grinder meets the requirement that the workpiece overcomes the rebound of the reset spring by means of self gravity to enable the power gear to be meshed with the right clamping arm, the left clamping arm and the lower clamping arm respectively, and the labor intensity of workers is reduced by folding the condition of positioning the workpiece, so that the positioning assembly has a good practical application value.

Description

Portable pressure-bearing self-attaching and clamping angle grinder

Technical Field

The utility model relates to the technical field of angle grinders, in particular to a portable pressure-bearing self-attaching and clamping angle grinder.

Background

The angle grinder is to grind, cut, remove rust and polish metal components or stone materials by using a sheet grinding wheel, a rubber grinding wheel or a steel wire wheel which rotates at high speed.

An angle grinder is disclosed in the utility model of application number CN 202021246250.0. When the device is used, fingers are inserted between the adjacent clamping blocks according to personal habits of users, one finger can be inserted between the adjacent clamping blocks, a plurality of fingers can also be inserted, the positions of the clamping blocks are moved, the length of a connecting belt between the adjacent clamping blocks is adjusted, and therefore the device can realize the insertion of the plurality of fingers between the adjacent clamping blocks and is suitable for users with different use habits. However, when a heavy workpiece is polished, the hand-held mode has larger physical consumption, and the polishing action is influenced.

Accordingly, in view of the above, an improved portable pressure-bearing self-attaching and clamping angle grinder is proposed for the existing structure and the defects.

Disclosure of Invention

The utility model aims to provide a portable pressure-bearing self-attaching and clamping angle grinder, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable pressure-bearing is from laminating tight angle grinder, includes frame and locating component, holding chamber one has been seted up in the top left side of frame, and holding chamber two has been seted up on the top right side of frame for work piece location the locating component is placed in the inside of holding chamber one, and locating component includes frame, pivot, power gear, pressure-bearing bottom plate, reset spring, lower centre gripping arm, guide post, slide post, right centre gripping arm, rubber gasket, slide and left centre gripping arm, the front end middle part of frame is connected with power gear through the pivot rotation, and power gear's outside has linked gradually right centre gripping arm, left centre gripping arm and lower centre gripping arm from the front to the back, pressure-bearing bottom plate is fixed in the front end below of frame, and the top of pressure-bearing bottom plate is provided with reset spring, the inside top of rectangle notch of lower centre gripping arm surface is fixed with the guide post, the slide is installed to the surface top both sides of frame, and the surface middle part of slide is provided with the slide post, the inner surface of right centre gripping arm and left centre gripping arm is provided with rubber gasket.

Further, the frame is T-shaped, two slide ways are symmetrically arranged relative to the vertical central axis of the frame, and the side surfaces of the slide ways are in a shape of 'T'.

Further, the pressure-bearing bottom plate is elastically connected with the lower clamping arm through a return spring, and the return spring and the guide post are positioned on the same vertical central axis.

Further, the pressure-bearing bottom plate is hollow, and the inner diameter size of the pressure-bearing bottom plate is matched with the outer diameter size of the guide column.

Further, the power gear is respectively connected with the right clamping arm, the left clamping arm and the lower clamping arm in a meshed manner, and the two slide ways are respectively connected with the right clamping arm and the left clamping arm in a sliding manner.

Furthermore, the organism is placed to the inside of holding chamber two, and the left side of organism has set gradually guard plate and handle from top to bottom.

Furthermore, the area of the protection plate is larger than that of the handle, and the protection plate is in a 'multi-joint' shape in overlooking.

The utility model provides a portable pressure-bearing self-attaching and clamping angle grinder, which has the following beneficial effects: the bearing self-attaching and clamping angle grinder is provided with the positioning assembly, so that the workpiece overcomes the rebound of the reset spring by means of self gravity to enable the power gear to be meshed with the right clamping arm, the left clamping arm and the lower clamping arm respectively, and the labor intensity of workers is reduced by folding the workpiece positioning condition, and the bearing self-attaching and clamping angle grinder has good practical application value.

1. The first accommodating cavity and the second accommodating cavity are favorable for the stable placement of the frame and the machine body on the machine base, and can clean the scraps accumulated above the machine base through disassembly, and the protection plates and the handles are distributed in parallel, so that the scraps generated during workpiece polishing can be prevented from being directly sputtered to the hand holding the handles.

2. When the workpiece is placed between the right clamping arm and the left clamping arm and inside the lower clamping arm, the self weight overcomes the resilience of the return spring to enable the lower clamping arm to carry out meshing transmission with the power gear along the vertical direction, so that the right clamping arm and the left clamping arm which are also in meshing connection with the power gear are influenced to move along the inner side of the slideway towards the direction close to the workpiece, the pressure-bearing self-attaching clamping of the workpiece is realized, and the manual hand-held mode is replaced to reduce the physical consumption.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a portable pressure-bearing self-attaching and clamping angle grinder according to the present utility model;

FIG. 2 is a schematic diagram of a perspective structure of a base of a portable pressure-bearing self-bonding and clamping angle grinder according to the present utility model;

fig. 3 is a schematic view of a perspective structure of a lower clamping arm of the portable pressure-bearing self-attaching and clamping angle grinder of the present utility model.

In the figure: 1. a base; 2. the first accommodating cavity is formed; 3. a second accommodating cavity; 4. a positioning assembly; 401. a frame; 402. a rotating shaft; 403. a power gear; 404. a pressure-bearing bottom plate; 405. a return spring; 406. a lower clamp arm; 407. a guide post; 408. a spool; 409. a right clamping arm; 410. a rubber gasket; 411. a slideway; 412. a left clamp arm; 5. a body; 6. a handle; 7. and (5) protecting the plate.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 and 2, a portable bearing self-attaching and clamping angle grinder comprises a base 1 and a positioning component 4, wherein a first accommodating cavity 2 is formed in the left side of the top of the base 1, a second accommodating cavity 3 is formed in the right side of the top of the base 1, the positioning component 4 for positioning a workpiece is placed in the first accommodating cavity 2, an organism 5 is placed in the second accommodating cavity 3, a protection plate 7 and a handle 6 are sequentially arranged on the left side of the organism 5 from top to bottom, the area of the protection plate 7 is larger than that of the handle 6, the protection plate 7 is in a shape like a Chinese character 'in a top view', the first accommodating cavity 2 and the second accommodating cavity 3 are arranged to facilitate the stable placement of a frame 401 and the organism 5 on the base 1, and meanwhile, the waste chips accumulated above the base 1 can be cleaned through disassembly, and the protection plate 7 and the handle 6 are distributed in parallel, so that the waste chips generated during workpiece polishing can be prevented from being directly sputtered to hands holding the handle 6;

as shown in fig. 1 and 3, the positioning assembly 4 comprises a frame 401, a rotating shaft 402, a power gear 403, a pressure-bearing bottom plate 404, a return spring 405, a lower clamping arm 406, a guide post 407, a slide post 408, a right clamping arm 409, a rubber gasket 410, a slide way 411 and a left clamping arm 412, wherein the middle part of the front end of the frame 401 is rotationally connected with the power gear 403 through the rotating shaft 402, the outer side of the power gear 403 is sequentially connected with the right clamping arm 409, the left clamping arm 412 and the lower clamping arm 406 from front to back, the pressure-bearing bottom plate 404 is fixed below the front end of the frame 401, the top of the pressure-bearing bottom plate 404 is provided with the return spring 405, the guide post 407 is fixed at the top of the rectangular notch on the surface of the lower clamping arm 406, the pressure-bearing bottom plate 404 is elastically connected with the lower clamping arm 406 through the return spring 405, the return spring 405 and the guide post 407 are positioned on the same vertical central axis, the pressure-bearing bottom plate 404 is hollow, the inner diameter of the pressure-bearing bottom plate 404 is matched with the outer diameter of the guide post 407, the slide ways 411 are arranged on two sides above the surface of the frame 401, the sliding posts 408 are arranged in the middle of the surface of the slide ways 411, the rubber gaskets 410 are arranged on the inner surfaces of the right clamping arm 409 and the left clamping arm 412, the frame 401 is in a T shape, the slide ways 411 are symmetrically arranged on two sides of the slide ways 411 relative to the vertical central axis of the frame 401, the side faces of the slide ways 411 are in a shape of a section, the power gear 403 is respectively connected with the right clamping arm 409, the left clamping arm 412 and the lower clamping arm 406 in a meshed manner, the two slide ways 411 are respectively connected with the right clamping arm 409 and the left clamping arm 412 in a sliding manner, when a workpiece is placed between the right clamping arm 409 and the left clamping arm 412 and inside the lower clamping arm 406, the lower clamping arm 406 can make the lower clamping arm 406 to be meshed and driven in the vertical direction by the rebound force overcoming the reset spring 405 due to dead weight, the right clamping arm 409 is also meshed with the power gear 403, the left clamping arm 412 advances along the inner side of the slide 411 towards the direction approaching the workpiece, so that the pressure-bearing self-attaching clamping of the workpiece is realized, and the manual hand-held mode is replaced to reduce the physical consumption.

In summary, when the bearing self-attaching and clamping angle grinder is used, firstly, the frame 401 and the machine body 5 are respectively and stably placed on the machine base 1 through the first accommodating cavity 2 and the second accommodating cavity 3, when the workpiece is polished, the workpiece can be firstly placed between the right clamping arm 409 and the left clamping arm 412 and inside the lower clamping arm 406 from the upper part of the front end of the frame 401, the lower clamping arm 406 is meshed with the power gear 403 by overcoming the rebound of the reset spring 405 through the self weight of the workpiece, the right clamping arm 409 and the left clamping arm 412 which are also meshed and connected with the power gear 403 are influenced to move along the inner side of the slideway 411 towards the direction close to the workpiece, the workpiece is clamped under the condition of mutual folding, at this time, the friction force is increased by the rubber gasket 410 arranged on the inner surfaces of the right clamping arm 409 and the left clamping arm 412, the workpiece is not easy to slide, the reliability of the workpiece when the workpiece is held by a worker when the machine body 6 polishes the workpiece is ensured, as the protection plate 7 and the handle 6 are distributed in parallel, the waste chips generated during the polishing process are prevented from directly facing the hand of the holding handle 6, the protection is safe, the workpiece can be carried by the frame 401 and can be moved along the direction of the reset arm 401 and the direction of the frame 401 along with the direction of the power gear 403 after the rest, the frame 401 is separated from the frame 401, and the waste chips can be separated towards the outside by the frame 401 along with the opposite direction of the power gear 401, and the machine body 401 can be separated along with the direction of the frame 401, and the opposite direction of the machine body 401, and the machine body 401 can be moved along with the direction of the machine frame 401 and the opposite direction is moved along with the direction of the machine frame 401.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The portable pressure-bearing self-attaching and clamping angle grinder comprises a base (1) and a positioning component (4), and is characterized in that a first accommodating cavity (2) is formed in the left side of the top of the base (1), a second accommodating cavity (3) is formed in the right side of the top of the base (1), the positioning component (4) for workpiece positioning is placed in the first accommodating cavity (2), the positioning component (4) comprises a frame (401), a rotating shaft (402), a power gear (403), a pressure-bearing bottom plate (404), a return spring (405), a lower clamping arm (406), a guide post (407), a slide post (408), a right clamping arm (409), a rubber gasket (410), a slide way (411) and a left clamping arm (412), the middle part of the front end of the frame (401) is rotationally connected with the power gear (403) through the rotating shaft (402), the outer side of the power gear (403) is sequentially connected with a right clamping arm (409), a left clamping arm (412) and a lower clamping arm (406) from front to back, the pressure-bearing bottom plate (404) is fixed on the front end of the frame (401), the lower clamping spring (405) is fixed on the front end of the bottom plate (401), the guide post (405) is fixed on the top of the inner surface of the frame (407), slide (411) are installed on two sides above the surface of the frame (401), a slide column (408) is arranged in the middle of the surface of the slide (411), and rubber gaskets (410) are arranged on the inner surfaces of the right clamping arm (409) and the left clamping arm (412).

2. The portable bearing self-attaching and clamping angle grinder according to claim 1, wherein the frame (401) is in a shape of T, two slide ways (411) are symmetrically arranged about a vertical central axis of the frame (401), and the side surfaces of the slide ways (411) are in a shape of 'T'.

3. A portable self-attaching clamped angle grinder according to claim 1, wherein the pressure base plate (404) is elastically connected to the lower clamping arm (406) by a return spring (405), and the return spring (405) and the guide post (407) are located on the same vertical central axis.

4. The portable self-attaching and clamping angle grinder of claim 1, wherein the pressure base plate (404) is hollow, and the inner diameter dimension of the pressure base plate (404) is matched with the outer diameter dimension of the guide post (407).

5. The portable bearing self-attaching and clamping angle grinder according to claim 1, wherein the power gear (403) is respectively engaged with the right clamping arm (409), the left clamping arm (412) and the lower clamping arm (406), and the two slide ways (411) are respectively slidably connected with the right clamping arm (409) and the left clamping arm (412).

6. The portable pressure-bearing self-attaching and clamping angle grinder according to claim 1, wherein the housing cavity II (3) is internally provided with the machine body (5), and the left side of the machine body (5) is sequentially provided with the protection plate (7) and the handle (6) from top to bottom.

7. The portable self-attaching and clamping angle grinder according to claim 6, wherein the area of the protection plate (7) is larger than that of the handle (6), and the protection plate (7) is in a shape like an 'x' in a plane view.