CN209902938U

CN209902938U - Polishing device for circular blank

Info

Publication number: CN209902938U
Application number: CN201920860978.3U
Authority: CN
Inventors: 朱烈锋
Original assignee: University of Shaoxing
Current assignee: University of Shaoxing
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-07
Anticipated expiration: 2029-06-10

Abstract

The utility model provides a burnishing device of circular stock relates to circular stock polishing field for the polishing cross-section is circular shape stock, including frame and a plurality of support groove, a plurality of actuating mechanism, the polishing mechanism that are used for placing the stock in the frame of setting, actuating mechanism includes a plurality of drive wheel, pivot and motor, and a plurality of drive wheel passes through the pivot pin joint in the frame and links to each other with the motor, support the bottom in groove and set up the power hole with drive wheel looks adaptation, the drive wheel part passes the power hole and corresponding with the bottom position of stock, it is corresponding with the top position of stock to polish the mechanism. This burnishing device of circular stock places the stock on supporting groove, through its driven type drive of drive wheel of its bottom, then the polishing paper of top is pressing the stock and is polished it, and the stock can not rock at the polishing in-process, and stability is higher, and polishing effect is good.

Description

Polishing device for circular blank

Technical Field

The utility model relates to a circular stock polishing technical field specifically is a burnishing device of circular stock.

Background

The most used blanks in machining are usually round iron, aluminum, copper bars, such as shafts, gears, etc. required for machining some driving devices, speed changing devices, transmission devices, working devices, braking devices, protecting devices. Because the blank can form an oxide film after being stored for a long time and is full of various impurities, the processing precision can be influenced by directly processing the blank without polishing. Prior to the processing of such workpieces, it is necessary to first rough polish the raw blank.

The conventional equipment of polishing on the existing market often presss from both sides the stock tightly, then polishes it, and iron rod burnishing device for hardware processing like chinese patent application No. 201810611244.1 mainly includes "base, the equal fixedly connected with supporting leg in four corners at base top, the top fixedly connected with casing of supporting leg, the right side fixedly connected with sweeps recovery unit … …" of casing bottom it passes through the centre gripping of clamping device with the iron rod, then polishes it through grinding device.

The above application has three problems: first, clamping device only with the one end centre gripping of iron rod, the iron rod stability of hanging in the air is low, takes place to rock easily, influences polishing effect. Secondly, the iron rod is clamped by the clamping device, the part cannot be polished, if the iron rod needs to be polished, the head of the iron rod needs to be replaced for polishing, and the efficiency is low. Thirdly, the iron bar is easy to be damaged by the clamping of the clamping device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a burnishing device of circular stock that polishing effect is good and safety and stability.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a burnishing device of circular stock for the polishing cross-section is circular shape stock, includes the frame and sets up a plurality of support groove, a plurality of actuating mechanism, the polishing mechanism that are used for placing the stock in the frame, actuating mechanism includes a plurality of drive wheel, pivot and motor, and a plurality of drive wheel passes through the pivot pin joint in the frame and links to each other with the motor, support the bottom in groove and offer the power hole with drive wheel looks adaptation, the drive wheel part passes the power hole and corresponding with the bottom position of stock, polishing mechanism is corresponding with the top position of stock.

Preferably, the cross section of the support groove is semicircular.

Preferably, six power holes are symmetrically formed in the bottom of the support groove along the length direction of the support groove, each driving mechanism comprises three driving wheels, and the six driving wheels in the two driving mechanisms partially penetrate through the six power holes respectively.

Preferably, both ends of the supporting groove are provided with stabilizing mechanisms for preventing the blank from swinging too much.

Preferably, the stabilizing mechanism comprises limiting plates and springs, the limiting plates are connected with the rack through the springs, and the two limiting plates correspond to the two ends of the blank respectively.

Preferably, the polishing mechanism comprises an electric push rod vertically arranged on the rack, a support, four clamps arranged on the support and polishing paper, the support is arranged at the bottom of the electric push rod, the four clamps respectively correspond to four corners of the polishing paper, and the polishing paper corresponds to the top of the blank.

Preferably, a plurality of chip leakage holes are formed in the bottom of the support groove along the length direction of the support groove, and chip receiving grooves corresponding to the chip leakage holes are formed in the rack.

(III) advantageous effects

The utility model provides a burnishing device of circular stock. The method has the following beneficial effects:

1. this burnishing device of circular stock places the stock on supporting groove, through its driven type drive of drive wheel of its bottom, then the polishing paper of top is pressing the stock and is polished it, and the stock can not rock at the polishing in-process, and stability is higher, and polishing effect is good.

2. According to the polishing device for the circular blank, the polishing paper can completely cover the length direction of the blank, the driving wheel drives the blank to rotate, and then all-around polishing can be carried out, and the polishing efficiency is high.

3. According to the polishing device for the circular blank, the bottom driving wheel of the blank and the polishing paper at the top of the blank form upper and lower supports for the blank, and the blank cannot be damaged hard.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a structural view of the supporting groove of the present invention;

FIG. 3 is a structural view of the stabilizing mechanism of the present invention;

fig. 4 is a working state diagram of the present invention.

In the figure: the polishing machine comprises a machine frame 1, a support groove 2, a power hole 21, a chip leakage hole 22, a driving mechanism 3, a driving wheel 31, a rotating shaft 32, a motor 33, a polishing mechanism 4, an electric push rod 41, a bracket 42, a clamp 43, polishing paper 44, a stabilizing mechanism 5, a limiting plate 51, a spring 52, a chip receiving groove 6 and a blank 7.

Detailed Description

The embodiment of the utility model provides a burnishing device of circular stock, as shown in fig. 1-4 for the polishing cross-section is circular shape stock 7, including frame 1 and set up a plurality of support groove 2, a plurality of actuating mechanism 3, polishing mechanism 4 that are used for placing stock 7 in frame 1.

As shown in fig. 2, the support groove 2 has a semicircular cross section. The number of the supporting grooves 2 is three, and the three supporting grooves 2 are arranged on the frame 1 side by side.

As shown in fig. 1, the driving mechanism 3 includes a plurality of driving wheels 31, a rotating shaft 32 and a motor 33, the plurality of driving wheels 31 are pivotally connected to the frame 1 through the rotating shaft 32 and connected to the motor 33, the bottom of the supporting slot 2 is provided with a power hole 21 adapted to the driving wheel 31, the driving wheel 31 partially penetrates through the power hole 21 and corresponds to the bottom of the blank 7, and the polishing mechanism 4 corresponds to the top of the blank 7.

As shown in fig. 3, six power holes 21 are symmetrically formed in the bottom of the support groove 2 along the length direction thereof, each driving mechanism 3 includes three driving wheels 31, and the six driving wheels 31 in the two driving mechanisms 3 partially penetrate through the six power holes 21. The bottom of each supporting groove 2 corresponds to two rows of driving wheels 31, and the two rows of driving wheels 31 which are symmetrically arranged support the bottom of the blank 7.

As shown in fig. 3, both ends of the supporting groove 2 are provided with stabilizing mechanisms 5 for preventing the blank 7 from swinging too much.

The stabilizing mechanism 5 comprises a limiting plate 51 and a spring 52, the limiting plate 51 is connected with the rack 1 through the spring 52, and the two limiting plates 51 correspond to two ends of the blank 7 respectively. By providing the spring 52, a certain buffering function can be achieved when the blank 7 hits the stopper plate 51. The swing amplitude of the blank 7 between the two limit plates 51 is not too large.

As shown in fig. 4, the polishing mechanism 4 includes an electric push rod 41 vertically disposed on the frame 1, a bracket 42, four clips 43 disposed on the bracket 42, and polishing paper 44, the bracket 42 is disposed at the bottom of the electric push rod 41, the four clips 43 respectively correspond to four corners of the polishing paper 44, by disposing the clips 43, the polishing paper 44 on the clips 43 is replaceable, and the clips 43 are in the prior art and are not repeated. The polishing paper 44 corresponds to the top position of the blank 7. The electric push rod 41 is used to adjust the height of the polishing paper 44 for better polishing.

A plurality of chip leaking holes 22 are formed in the bottom of the support groove 2 along the length direction of the support groove, and chip receiving grooves 6 corresponding to the chip leaking holes 22 are formed in the rack 1. The chips on the blank 7 can accumulate in the supporting groove 2 during the polishing process, and the chips can leak into the chip receiving groove 6 through the chip leaking hole 22 by arranging the chip leaking hole 22.

The working principle is as follows: firstly, the blank 7 is transversely placed in the supporting groove 2 and positioned between the two groups of driving wheels 31, and two ends of the blank 7 respectively correspond to the two limiting plates 51. The electric push rod 41 then drives the polishing paper 44 downward until the polishing paper 44 contacts the blank 7. Finally, the motor 33 is driven to rotate the blank 7 through the driving wheel 31, and the blank 7 is polished on the polishing paper 44 by the rotation of the blank 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polishing apparatus for a circular blank, for polishing a blank (7) having a circular cross-section, characterized in that: including frame (1) and set up a plurality of support groove (2), a plurality of actuating mechanism (3), polishing mechanism (4) that are used for placing stock (7) in frame (1), actuating mechanism (3) include a plurality of drive wheel (31), pivot (32) and motor (33), a plurality of drive wheel (31) through pivot (32) pin joint in frame (1) and link to each other with motor (33), power hole (21) with drive wheel (31) looks adaptation are seted up to the bottom in support groove (2), drive wheel (31) are local to be passed power hole (21) and are corresponding with the bottom position of stock (7), polishing mechanism (4) are corresponding with the top position of stock (7).

2. The apparatus for polishing a circular blank according to claim 1, wherein: the cross section of the supporting groove (2) is semicircular.

3. The apparatus for polishing a circular blank according to claim 2, wherein: six power holes (21) are symmetrically formed in the bottom of the supporting groove (2) along the length direction of the supporting groove, each driving mechanism (3) comprises three driving wheels (31), and the six driving wheels (31) in the two driving mechanisms (3) partially penetrate through the six power holes (21) respectively.

4. The apparatus for polishing a circular blank according to claim 2, wherein: and stabilizing mechanisms (5) for preventing the blank (7) from swinging too much are arranged at the two ends of the supporting groove (2).

5. The apparatus for polishing a circular blank according to claim 4, wherein: the stabilizing mechanism (5) comprises limiting plates (51) and springs (52), the limiting plates (51) are connected with the rack (1) through the springs (52), and the two limiting plates (51) correspond to the two ends of the blank (7) respectively.

6. The apparatus for polishing a circular blank according to claim 1, wherein: polishing mechanism (4) are including vertical electric putter (41), support (42) that set up in frame (1), four clips (43), polishing paper (44) of setting on support (42), support (42) set up the bottom at electric putter (41), and four clips (43) correspond four angles of polishing paper (44) respectively, polishing paper (44) are corresponding with the top position of stock (7).

7. The apparatus for polishing a circular blank according to claim 2, wherein: a plurality of chip leakage holes (22) are formed in the bottom of the support groove (2) along the length direction of the support groove, and chip receiving grooves (6) corresponding to the chip leakage holes (22) are formed in the rack (1).