CN220362337U - Extrusion grinding tool - Google Patents

Abstract

The utility model provides an extrusion grinding tool, which comprises a bottom plate, wherein a motor is arranged in the middle of the upper surface of the bottom plate, the output end of the motor penetrates through the bottom plate and is fixedly connected with a polishing disc for polishing a plate, a top plate which is arranged in parallel with the bottom plate is arranged right above the motor, two extrusion pieces which enable the bottom plate to move downwards are arranged on the lower surface of the top plate, the lower ends of the extrusion pieces are fixedly connected with the bottom plate, two vertically arranged electric push rods are arranged on the upper surface of the top plate, the movable ends of the electric push rods penetrate through the top plate and are fixedly connected with connecting rods, two guide holes matched with the connecting rods are symmetrically formed in the upper surface of the bottom plate, the lower ends of the connecting rods penetrate through the guide holes and extend to the lower side of the bottom plate, and limit discs are fixedly connected to the lower ends of the connecting rods. The extrusion force of the contact part of the polishing disc and the plate is conveniently controlled.

Description

Extrusion grinding tool

Technical Field

The utility model relates to an extrusion grinding tool, and belongs to the field of grinding tools.

Background

Abrasive tools are tools used for grinding, lapping and polishing. Install the dish of polishing at the motor output, it is rotatory through motor drive polishing dish, thereby the rotatory polishing dish of in polishes panel surface, for the polishing effect that improves polishing dish, to hand-held type's burnisher, need the manual work to apply the extrusion force to polishing dish and panel contact position, this kind of mode leads to personnel to fatigue easily, intensity of labour is big, and utilize driving piece drive such as cylinder, electric putter to apply the extrusion force near the panel of burnisher, this kind of mode exists the extrusion force and has too big or too little condition, be unfavorable for controlling the size of extrusion dynamics, so need design a convenient control polishing dish and the extrusion grinding apparatus of panel contact position extrusion force size.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide an extrusion grinding tool for solving the problems in the background art, and the extrusion grinding tool can conveniently control the extrusion force of the contact part of a grinding disc and a plate.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an extrusion grinding apparatus, includes the bottom plate, bottom plate upper surface mid-position installs the motor, motor output runs through the bottom plate and connects to be fixed with the dish of polishing that is used for polishing panel, be equipped with directly over the motor with bottom plate parallel arrangement's roof, surface mounting has two extrusions that make the bottom plate move down under the roof, extrusion lower extreme is fixed with the bottom plate connection, roof upper surface mounting has two vertically arranged's electric putter, the electric putter expansion end runs through the roof and connects to be fixed with the connecting rod, two and connecting rod matched with guiding hole have been seted up to bottom plate upper surface symmetry, the connecting rod lower extreme runs through the guiding hole and extends to the bottom plate downside, the connecting rod lower extreme is connected and is fixed with the limiting disc, limiting disc diameter is greater than the guiding hole footpath.

Further, the extrusion piece includes the drum, two cylinders of vertical arrangement are installed to roof lower surface symmetry, the aperture has been seted up to drum lower surface middle part position, install the round bar in the aperture, the round bar lower extreme is connected fixedly with the bottom plate, the one end that the round bar is in the drum is connected fixedly with spacing post, spacing post slidable mounting is in the drum, spacing post upside is equipped with the elastic component that is in compression state of vertical arrangement.

Further, two round openings are symmetrically formed in the upper surface of the top plate, the upper end of the cylinder is in an opening shape and is fixed in the round opening, internal threads are machined on the inner surface of the cylinder, a threaded column is connected to the upper portion of the cylinder in a threaded mode, and the middle portion of the upper surface of the threaded column is sunken downwards to form an inner hexagonal hole for being matched with an inner hexagonal wrench.

Further, the upper surface of the limiting column is recessed downwards to form a positioning hole, and the lower end of the elastic piece is inserted into the positioning hole.

Further, the position of the upper surface of the top plate, where the electric push rod is mounted, is provided with vertically arranged perforations, and the movable end of the electric push rod penetrates through the perforations.

Further, two connecting lugs are fixedly connected to the edge of one side of the lower surface of the top plate, and a fixing hole for inserting a screw is formed in one side face of each connecting lug.

Further, the motor output end is fixedly connected with a connecting disc, and the connecting disc is fixedly connected with the polishing disc through a plurality of screws.

The utility model has the beneficial effects that:

1. the elastic component that is in compression state is installed in the drum, make round bar downwardly moving under the elastic component resilience force, and then the bottom plate downwardly moving of motor is installed in the round bar drive, make motor output connect fixed polishing dish and panel surface closely laminate, control electric putter shrink, and then electric putter makes the bottom plate upwards move through connecting rod and spacing dish, and then the extrusion force between polishing dish and the panel contact site diminishes, the bigger the distance of electric putter shrink promptly, the extrusion force between polishing dish and the panel contact site is the smaller, realize the size of convenient control polishing dish and panel contact site extrusion force, when electric putter shrink, make the polishing dish produce the space that is used for placing the panel with depositing between the platform of panel.

2. The position of the threaded column in the cylinder is adjusted, so that the distance between the threaded column and the limiting column is increased or decreased, elastic pieces with different lengths are installed between the threaded column and the limiting column, the selection range of the elastic pieces is enlarged, and the elastic pieces can be conveniently disassembled and assembled after the threaded column is disassembled.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of an extrusion grinding tool according to the present utility model;

FIG. 2 is a perspective view of a base plate of an extrusion grinding tool according to the utility model;

FIG. 3 is a schematic view illustrating the assembly of a limiting plate and a connecting rod in an extrusion grinding tool according to the present utility model;

FIG. 4 is a perspective view of a top plate of an extrusion grinding tool according to the utility model;

FIG. 5 is a schematic view of an assembly of an elastic member, a spacing post, a threaded post and a cylinder in an extrusion grinding tool according to the present utility model;

in the figure: 1-bottom plate, 2-grinding disc, 3-motor, 4-round bar, 5-connecting rod, 6-cylinder, 7-electric putter, 8-screw thread post, 9-roof, 10-engaging lug, 11-guiding hole, 12-spacing dish, 13-perforation, 14-round mouth, 15-spacing post, 16-locating hole, 17-elastic component, 18-interior hexagonal hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides an extrusion grinding apparatus, includes bottom plate 1, and motor 3 is installed to bottom plate 1 upper surface middle part position, and wherein motor 3 output runs through bottom plate 1 and connects fixedly with the connection pad, and the connection pad is fixed with the polishing dish 2 connection that is used for polishing panel through a plurality of screws to be convenient for polish dish 2 and the dismouting of motor 3 output, when motor 3 drive polishing dish 2 rotatory, make rotatory polishing dish 2 and panel surface contact, thereby reach the purpose of polishing panel surface.

Referring to fig. 1, 4 and 5, a top plate 9 arranged in parallel with the bottom plate 1 is provided directly above the motor 3, wherein two connecting lugs 10 are fixedly connected at the edge of one side of the lower surface of the top plate 9, a fixing hole is formed in one side surface of the connecting lug 10, a screw penetrates through the fixing hole to be installed on a supporting structure, the limitation of the position of the top plate 9 is completed, two cylinders 6 which are vertically arranged are symmetrically installed on the lower surface of the top plate 9, a round rod 4 is inserted into a small hole formed in the middle of the lower surface of the cylinder 6, wherein the lower end of the round rod 4 is fixedly connected with the bottom plate 1, one end of the round rod 4 in the cylinder 6 is fixedly connected with a limit column 15 which is slidably arranged in the cylinder 6, the design of the limit column 15 prevents the upper end of the round rod 4 from separating from the cylinder 6, the open upper ends of the two cylinders 6 with internal threads processed on the inner surfaces are respectively fixed in two circular openings 14 symmetrically arranged on the upper surface of the top plate 9, the upper part in the cylinder 6 is connected with the threaded column 8 through threads, the middle part of the upper surface of the threaded column 8 is downwards sunken to form an inner hexagonal hole 18 for matching an inner hexagonal wrench, the upper side of the limit column 15 is provided with an elastic piece 17 which is vertically arranged and is in a compressed state, the elastic piece 17 adopts a spring, the position of the threaded column 8 in the cylinder 6 is adjusted, the distance between the threaded column 8 and the limit column 15 is enlarged or reduced, the installation of the elastic pieces 17 with different lengths between the threaded column 8 and the limit column 15 is realized, the selection range of the elastic pieces 17 is enlarged, after the threaded column 8 is detached, the elastic piece 17 is convenient to detach, the lower end of the elastic piece 17 is inserted into the positioning hole 16 formed by downwards sinking the upper surface of the limiting column 15, the position of the lower end of the elastic piece 17 is limited on one hand, and a storage space is provided for the elastic piece 17 on the other hand, so that the elastic piece 17 is prevented from being excessively extruded and damaged.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, two vertically arranged electric push rods 7 are installed on the upper surface of a top plate 9, the movable ends of the two electric push rods 7 penetrate through two vertically arranged through holes 13 formed in the upper surface of the top plate 9 respectively, connecting rods 5 are fixedly connected to the movable ends of the electric push rods 7, two guide holes 11 matched with the connecting rods 5 are symmetrically formed in the upper surface of a bottom plate 1, the lower ends of the connecting rods 5 penetrate through the guide holes 11 and extend to the lower side of the bottom plate 1, limiting plates 12 with diameters larger than the inner diameters of the guide holes 11 are fixedly connected to the lower ends of the connecting rods 5, elastic pieces 17 in a compressed state are installed in a cylinder 6, the round rods 4 move downwards under the action of resilience of the elastic pieces 17, the round rods 4 drive the bottom plate 1 provided with a motor 3 to move downwards, the output ends of the motor 3 are fixedly connected with the polishing plates 2 to be tightly attached to the surfaces of the plates, the electric push rods 7 are controlled to shrink, the electric push rods 7 are controlled to move upwards through the connecting rods 5 and the limiting plates 12, the bottom plate 1 move upwards, and then the extrusion force between the polishing plates 2 and the contact positions is reduced, namely the distance between the polishing plates 7 and the polishing plates is larger than the contact positions between the polishing plates 2 and the polishing plates are controlled to make the polishing plates smaller contact positions with the polishing plates and the polishing plates smaller contact positions with the plates.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. Extrusion grinding apparatus, including bottom plate (1), its characterized in that: the utility model discloses a polishing plate, including bottom plate (1), motor (3) output, connecting rod (5) upper surface symmetry has been seted up two and connecting rod (5) matched with guiding hole (11), connecting rod (5) lower extreme runs through guiding hole (11) and extends to bottom plate (1) downside, connecting rod (5) lower extreme is connected and is fixed with limiting plate (12) for the extrusion piece lower extreme and bottom plate (1) connection, surface mounting has two vertically arranged's electric putter (7) on top plate (9), electric putter (7) expansion end runs through top plate (9) and connects and be fixed with connecting rod (5), connecting rod (5) lower extreme runs through guiding hole (11) and extends to bottom plate (1) downside, connecting rod (5) lower extreme is connected and is fixed with limiting plate (12), limiting plate (12) diameter is greater than guiding hole (11) internal diameter.

2. The extrusion abrasive article of claim 1 wherein: the extrusion comprises a cylinder (6), two cylinders (6) which are vertically arranged are symmetrically arranged on the lower surface of a top plate (9), small holes are formed in the middle of the lower surface of the cylinder (6), round rods (4) are inserted into the small holes, the lower ends of the round rods (4) are fixedly connected with a bottom plate (1), one ends of the round rods (4) which are positioned in the cylinder (6) are fixedly connected with limiting columns (15), the limiting columns (15) are slidably arranged in the cylinder (6), and elastic pieces (17) which are vertically arranged and are in a compression state are arranged on the upper sides of the limiting columns (15).

3. The extrusion abrasive article of claim 2 wherein: two round openings (14) are symmetrically formed in the upper surface of the top plate (9), the upper end of the cylinder (6) is in an opening shape and is fixed in the round openings (14), internal threads are machined on the inner surface of the cylinder (6), a threaded column (8) is connected to the upper portion of the cylinder (6) in a threaded mode, and an inner hexagonal hole (18) for matching an inner hexagonal wrench is formed in the middle of the upper surface of the threaded column (8) in a downward sunken mode.

4. The extrusion abrasive article of claim 2 wherein: the upper surface of the limiting column (15) is recessed downwards to form a positioning hole (16), and the lower end of the elastic piece (17) is inserted into the positioning hole (16).

5. The extrusion abrasive article of claim 1 wherein: the position of the upper surface of the top plate (9) where the electric push rod (7) is mounted is provided with a vertically arranged perforation (13), and the movable end of the electric push rod (7) penetrates through the perforation (13).

6. The extrusion abrasive article of claim 1 wherein: two connecting lugs (10) are fixedly connected to the edge of one side of the lower surface of the top plate (9), and a fixing hole for inserting a screw is formed in one side surface of each connecting lug (10).

7. The extrusion abrasive article of claim 1 wherein: the motor (3) output end is connected and fixed with a connecting disc, and the connecting disc is connected and fixed with the polishing disc (2) through a plurality of screws.