CN217413507U

CN217413507U - Auxiliary device of sander

Info

Publication number: CN217413507U
Application number: CN202123331646.2U
Authority: CN
Inventors: 张奎强
Original assignee: Qingdao Jiacheng Xiangrui Machinery Co ltd
Current assignee: Qingdao Jiacheng Xiangrui Machinery Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-09-13
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses an auxiliary device of a sanding machine, which comprises a horizontal angle piece and a pitching angle piece which is arranged above the horizontal angle piece and is rotationally connected with the horizontal angle piece through an end thread pipe, a bottom plate is fixed below the horizontal corner piece, a backup plate is arranged on the side surface of the bottom plate, three depression angle plates are arranged on the lower side of the pitching angle piece, the depression angle plate is internally provided with a depression angle hole and a depression angle groove superposed with the circle center of the depression angle hole, the upper end of the vertical part of the horizontal angle piece is provided with a vertical through hole and a vertical threaded hole with horizontal axial leads, two ends of the horizontal part of the horizontal angle piece are provided with a horizontal angle groove, the middle part of the horizontal angle piece is fixed with a vertical shaft, the middle part of the bottom plate is provided with a through hole, both ends of the bottom plate are provided with threaded holes, the outer part of the end threaded pipe is sleeved with a supporting pipe, the supporting tube is arranged between the vertical part of the horizontal corner fitting and the depression angle plate, the end threaded tube penetrates through the depression angle hole and the vertical through hole, and the screws penetrate through the gaskets. This grinder auxiliary device can reduce the degree of difficulty of slice part edge grinding, is fit for generally using widely.

Description

Auxiliary device of sander

Technical Field

The utility model belongs to the technical field of the grinder, concretely relates to grinder auxiliary device.

Background

Belt sanders, one type of sander used in forming and finishing materials such as wood, consist of a motor that rotates a pair of drums on which a continuous ring of sandpaper is mounted, and may be hand held and moved over the material or stationary, wherein the material is moved onto a sanding belt. Fixed belt sanders are sometimes mounted on a table, in which case they are referred to as table sanders.

The existing bench-type abrasive belt sander has a high rejection rate when grinding a sheet-shaped workpiece, such as sharpening a tool or grinding the surface of a wood to a specific angle, if it does not rely on auxiliary tools to achieve this effect and requires high operating techniques.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grinder auxiliary device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the auxiliary device of the sander comprises a horizontal angle piece and a pitching angle piece, wherein the pitching angle piece is arranged above the horizontal angle piece and is rotationally connected with the horizontal angle piece through an end threaded pipe;

the lower side of the pitching angle piece is provided with three depression angle plates, and depression angle holes and depression angle grooves coincident with the circle centers of the depression angle holes are formed in the depression angle plates;

the upper end of the vertical part of the horizontal corner fitting is provided with a vertical through hole and a vertical threaded hole with horizontal axes, two ends of the horizontal part of the horizontal corner fitting are provided with flat corner grooves, and the middle part of the horizontal corner fitting is fixed with a vertical shaft;

the middle part of the bottom plate is provided with a through hole, and two ends of the bottom plate are provided with threaded holes.

Preferably, a supporting pipe is sleeved outside the end threaded pipe, the supporting pipe is arranged between the vertical part of the horizontal angle piece and the depression angle plate, and the end threaded pipe penetrates through the depression angle hole and the vertical through hole.

Preferably, the screw holes at the two ends of the end threaded pipe are respectively screwed with screws penetrating through the gasket, the flat angle grooves are respectively internally provided with screws penetrating through the gasket, and the screws in the flat angle grooves are screwed into the screw holes at the two ends of the bottom plate.

Preferably, the vertical shaft at the bottom of the horizontal corner piece enters the through hole in the center of the bottom plate.

Preferably, the depression angle plate on the two sides is internally provided with a screw which passes through the gasket and is screwed into the upright thread hole in the vertical part of the horizontal angle piece on the two sides.

Preferably, a depression angle groove in the depression angle plate in the middle is internally provided with a screw which penetrates through two gaskets, a rubber ring is sleeved on the screw between the two gaskets, and the screw is screwed into a vertical threaded hole in the vertical part of the horizontal angle piece in the middle.

The utility model discloses a technological effect and advantage: according to the auxiliary device of the sander, the backup plate limits the track when a workpiece is ground, the horizontal angle piece controls the horizontal angle of the ground workpiece, the pitching angle piece controls the pitching angle of the ground workpiece, and the pitching angle piece is connected with the workpiece through the included angle and then has higher grinding consistency when the sander is used, so that the grinding operation difficulty is reduced, and the rejection rate is reduced;

the rubber ring is matched with the gasket to keep the relative positions of the pitching angle piece and the horizontal angle piece in a non-locking state, the characteristic is more convenient when the angle of the pitching angle piece is adjusted, and the operation difficulty in the process of adjusting the angle of the pitching angle piece is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the structure of the separated state of the present invention;

fig. 3 is a schematic structural view of the pitch angle member of the present invention;

FIG. 4 is a schematic view of the upper side structure of the horizontal corner fitting of the present invention;

fig. 5 is a schematic view of the structure of the lower side of the horizontal corner fitting of the present invention.

In the figure: 1. a pitch horn; 101. a depression bar; 102. a depression angle hole; 103. a depression groove; 2. supporting a pipe; 3. a threaded end pipe; 4. a horizontal corner fitting; 401. erecting a through hole; 402. erecting a threaded hole; 403. a flat angle groove; 404. a vertical shaft; 5. a screw; 6. a gasket; 7. a rubber ring; 8. a base plate; 9. a backup plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, the auxiliary device of the sander comprises a horizontal corner fitting 4 and a pitching corner fitting 1 which is arranged above the horizontal corner fitting 4 and is rotatably connected with the horizontal corner fitting through an end threaded pipe 3, a bottom plate 8 is fixed below the horizontal corner fitting 4, a backup plate 9 is arranged on the side surface of the bottom plate 8, a through hole is arranged in the middle of the bottom plate 8, threaded holes are arranged at two ends of the through hole, three pitching corner plates 101 are arranged on the lower side of the pitching corner fitting 1, a pitching corner hole 102 and a pitching corner groove 103 which is coincident with the circle center of the depression hole are arranged in the pitching corner plate 101, a standing through hole 401 and a standing threaded hole 402 which are horizontal in axial lead are arranged at the upper end of a vertical part of the horizontal corner fitting 4, a flat corner groove 403 is arranged at two ends of a horizontal part of the horizontal corner fitting 4, a vertical shaft 404 is fixed in the middle of the horizontal part of the horizontal corner fitting 4, the pitching corner fitting 1 and the horizontal corner fitting 4 are of an integrated structure which is milled aluminum alloy section, the pitching corner fitting 1 and the horizontal corner fitting 4, the edges of the bottom plate 8 and the backup plate 9 are chamfered to avoid the possibility of scratching a user.

Referring to fig. 2 to 4, the support pipe 2 is externally sleeved on the end threaded pipe 3, the support pipe 2 is arranged between the vertical part of the horizontal angle member 4 and the depression plate 101, the end threaded pipe 3 passes through the depression hole 102 and the vertical through hole 401, and the support pipe 2 plays a role of supporting to prevent the relative position between the depression plates 101 from changing.

Referring to fig. 2-4, screws 5 all pass through a gasket 6, screws 5 passing through the gasket 6 are screwed into threaded holes at two ends of the end threaded pipe 3, screws 5 passing through the gasket 6 are arranged in a straight angle groove 403, the screws 5 inside the straight angle groove 403 are screwed into threaded holes at two ends of a bottom plate 8, a vertical shaft 404 at the bottom of a horizontal angle piece 4 enters a through hole in the center of the bottom plate 8, and the vertical shaft 404 realizes the rotary connection of the horizontal angle piece 4 and the bottom plate 8.

Referring to fig. 1 to 5, screws 5 penetrating through spacers 6 are provided in the depression grooves 103 in the depression plates 101 on both sides, the screws 5 are screwed into the vertical screw holes 402 in the vertical portions of the horizontal corner pieces 4 on both sides, screws 5 penetrating through both spacers 6 are provided in the depression grooves 103 in the depression plate 101 in the middle, a rubber ring 7 is fitted over the screws 5 between both spacers 6, the rubber ring 7 provides elastic temporary clamping to hold the relative positions of the pitch corner pieces 1 and the horizontal corner pieces 4, and the screws 5 are screwed into the vertical screw holes 402 in the vertical portions of the horizontal corner pieces 4 in the middle.

The working principle of the auxiliary device of the sander is that a backup plate 9 is fixed on a workbench of the sander through a pressing plate, then screws 5 screwed in two sides of a horizontal corner piece 4 are loosened, a pitching corner piece 1 is rotated to adjust the relative position of the pitching corner piece 1 and the horizontal corner piece 4, the pitching corner piece 1 is adjusted to a required angle, the loosened screws 5 are tightened after the adjustment is finished to fix the relative positions of the pitching corner piece 1 and the horizontal corner piece 4, then two screws 5 at the bottom of the horizontal corner piece 4 are loosened to adjust the relative positions of the horizontal corner piece 4 and a bottom plate 8, then two screws 5 at the bottom are tightened to lock the relative positions of the horizontal corner piece 4 and the bottom plate 8, a workpiece is fixed on the side surface of a plate-shaped part at the upper side of the pitching corner piece 1, then, the bottom plate 8 is close to the backup plate 9, the bottom plate 8 and components above the bottom plate are pushed along the backup plate 9 to enable the workpiece to be in contact with a sanding belt of a sanding machine, and therefore fixed-angle grinding of the workpiece is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions of the present invention and the practical concepts of the present invention within the technical scope of the present invention.

Claims

1. Grinder auxiliary device rotates every single move corner fittings (1) of being connected including horizontal corner fittings (4) and setting in its top rather than through end screwed pipe (3), horizontal corner fittings (4) below is fixed with bottom plate (8), the side of bottom plate (8) is equipped with backup plate (9), its characterized in that:

three depression angle plates (101) are arranged on the lower side of the pitching angle piece (1), and depression angle holes (102) and depression angle grooves (103) overlapped with the circle centers of the depression angle plates (101) are formed in the depression angle plates;

the upper end of the vertical part of the horizontal corner fitting (4) is provided with a vertical through hole (401) and a vertical threaded hole (402) with horizontal axes, two ends of the horizontal part of the horizontal corner fitting (4) are provided with flat corner grooves (403), and the middle part of the horizontal corner fitting (4) is fixed with a vertical shaft (404);

the middle part of the bottom plate (8) is provided with a through hole, and both ends of the through hole are provided with threaded holes.

2. The sander assistance device of claim 1, wherein: the support tube (2) is sleeved outside the end threaded tube (3), the support tube (2) is arranged between the vertical part of the horizontal corner piece (4) and the depression plate (101), and the end threaded tube (3) penetrates through the depression hole (102) and the vertical through hole (401).

3. The sander assistance device of claim 2, wherein: screws (5) penetrating through the gaskets (6) are screwed in threaded holes at two ends of the end threaded pipe (3), the screws (5) penetrating through the gaskets (6) are arranged in the flat angle grooves (403), and the screws (5) inside the flat angle grooves (403) are screwed into the threaded holes at two ends of the bottom plate (8).

4. The auxiliary device of a sanding machine as defined in claim 1, wherein: the vertical shaft (404) at the bottom of the horizontal corner piece (4) enters the through hole in the center of the bottom plate (8).

5. The sander assistance device of claim 1, wherein: the depression angle plates (101) on two sides are internally provided with screws (5) penetrating through gaskets (6) in depression angle grooves (103), and the screws (5) are screwed into upright threaded holes (402) in vertical parts of the horizontal angle pieces (4) on two sides.

6. The sander assistance device of claim 1, wherein: the middle depression angle plate (101) is internally provided with a depression angle groove (103) which penetrates through two gaskets (6), a rubber ring (7) is sleeved on the screw (5) between the two gaskets (6), and the screw (5) is screwed into a vertical threaded hole (402) in a vertical part of the middle horizontal angle piece (4).