CN210209852U

CN210209852U - Abrasive belt type polishing machine

Info

Publication number: CN210209852U
Application number: CN201920559708.9U
Authority: CN
Inventors: Tanwei Wen; 温檀威
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-03-31
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a burnishing machine of abrasive band formula, including drive arrangement, one side from the bottom up of drive arrangement is provided with the solid fixed cylinder of first solid fixed cylinder and second respectively, the top fixedly connected with telescopic cylinder of first solid fixed cylinder, telescopic cylinder's inner wall sliding connection has the telescopic link, the top of telescopic link and the bottom fixed connection of the solid fixed cylinder of second, the telescopic link is with the equal fixedly connected with fixed plate of outer wall of telescopic cylinder, two the butt has the spring between the fixed plate, the first bearing of the inner wall fixedly connected with of first solid fixed cylinder, the outer wall of drive arrangement output shaft and the axle center fixed connection of first bearing, behind the first bearing and the first band pulley of fixedly connected with are worn out to the one end of drive arrangement output shaft. The utility model discloses, possess simple structure, convenient to use's advantage, solved the inconvenient problem of current burnishing machine skew angle modulation.

Description

Abrasive belt type polishing machine

Technical Field

The utility model relates to a polishing technical field specifically is an abrasive band formula burnishing machine.

Background

The belt sander is a tool that can deeply sand metal welds, surfaces and the interior of pipes.

For example, chinese patent application No. CN201820034393.1 discloses an abrasive belt sander, comprising: the device comprises a base, a fixed support, a first tensioning wheel, a second tensioning wheel, a third tensioning wheel, an abrasive belt, a supporting table, a protection guide plate and a driving device, wherein the fixed support is fixed on the base; the first tensioning wheel and the second tensioning wheel are arranged in the vertical direction, the third tensioning wheel is positioned on one side of the second tensioning wheel, and the first tensioning wheel, the second tensioning wheel and the third tensioning wheel are arranged on the fixing support; the abrasive belt is sleeved on the first tensioning wheel, the second tensioning wheel and the third tensioning wheel; the supporting table is arranged on the base and is positioned on the other side of the first tensioning wheel and the second tensioning wheel, the supporting table is provided with a notch, and the abrasive belt sleeved on the first tensioning wheel and the second tensioning wheel is positioned in the notch; the protection guide plate is positioned at one side of the support platform; the driving device is connected with the third tensioning wheel to drive the third tensioning wheel to rotate. The abrasive belt grinding machine has the advantages of reasonable structural design, convenience in assembly and high grinding efficiency.

However, the belt sander has the following drawbacks: the third tension wheel can adjust the tension along the direction of the fixed bracket, and then the offset angle of the third tension wheel is changed, but the range of the offset angle is smaller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a burnishing machine of abrasive band formula possesses simple structure, convenient to use's advantage, has solved the inconvenient problem of current burnishing machine skew angle modulation.

In order to achieve the above object, the utility model provides a following technical scheme: a sand belt type polishing machine comprises a driving device, wherein a first fixed cylinder and a second fixed cylinder are respectively arranged on one side of the driving device from bottom to top, a telescopic cylinder is fixedly connected to the top of the first fixed cylinder, a telescopic rod is slidably connected to the inner wall of the telescopic cylinder, the top end of the telescopic rod is fixedly connected with the bottom of the second fixed cylinder, fixed plates are fixedly connected to the outer walls of the telescopic rod and the telescopic cylinder, a spring is abutted between the two fixed plates, a first bearing is fixedly connected to the inner wall of the first fixed cylinder, the outer wall of an output shaft of the driving device is fixedly connected with the axis of the first bearing, one end of the output shaft of the driving device penetrates through the first bearing and is fixedly connected with a first belt wheel, a second bearing is fixedly connected to the inner wall of the second fixed cylinder, a rotating shaft is fixedly connected to the axis of the second bearing, and a second belt wheel is fixedly connected to one end of, an abrasive belt is connected between the first belt wheel and the second belt wheel in a transmission mode, a limiting plate is fixedly connected to the outer wall of the first fixing cylinder, a limiting groove is formed in the limiting plate, a limiting bolt penetrates through the limiting groove, and the limiting bolt penetrates through the limiting groove and is in threaded connection with one side of the lower portion of the driving device.

Preferably, the driving device is a structure in which the motor and the protective shell are integrally arranged.

Preferably, the top end of the telescopic cylinder is fixedly connected with a stopper for preventing the telescopic rod from sliding out.

Preferably, the bottom of the driving device is fixedly connected with a fixed seat.

Preferably, the fixing seat is provided with a fixing hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. when polishing, the abrasive belt friction shuttle achieves the purpose of polishing on the workpiece by contacting the workpiece with the abrasive belt, in order to prevent the abrasive belt from having high tensioning degree and the abrasive belt from easily breaking, the abrasive belt has low tensioning degree and the workpiece is not completely contacted with the abrasive belt to cause incomplete polishing, a tensioning mechanism is usually arranged, the traditional tensioning mechanism does not adjust the distance between belt wheels for conveying the abrasive belt, the mechanism can achieve the purpose of adjusting the tensioning degree but needs to be adjusted repeatedly to adjust the abrasive belt to a proper tensioning degree, and the utility model discloses a tension force required by polishing is controlled more easily by controlling the tensioning degree of the abrasive belt under the action of elastic force given by a spring through a telescopic cylinder, a telescopic rod and the spring, although the spring enables the tensioning degree of the abrasive belt to be unfixed and adjustable, the abrasive belt can also be restored to the initial state under the action of the spring, in turn, the sanding belt is guaranteed to be within a range of suitable tensioning degrees, since too low and too high a tensioning degree for the sanding belt will affect the service life of the sanding belt.

2. During polishing, for make things convenient for the staff to polish the work piece of equidimension not, for example timber needs plane polishing etc. so to the abrasive band, the abrasive band offset is adjustable also very important, the utility model discloses, through setting up limiting plate, spacing groove and spacing bolt, after unscrewing spacing bolt, remove behind the limiting displacement to the limiting plate, first solid fixed cylinder can rotate, after screwing up spacing bolt, can carry on spacingly to the limiting plate for the abrasive band offset is adjustable, great has made things convenient for the staff to use.

Drawings

Fig. 1 is a schematic structural view of an axonometric view of the driving device of the present invention;

fig. 2 is a schematic structural view of a top view of the fixing base of the present invention;

FIG. 3 is a schematic structural view of an axonometric view of the telescopic cylinder of the present invention;

FIG. 4 is a schematic diagram of an isometric view of the belt of the present invention;

fig. 5 is a schematic structural diagram of a front view of the driving device of the present invention;

fig. 6 is a schematic structural view of a partial cross-sectional view of the driving device of the present invention along a-a side view in fig. 5.

In the figure: 1-driving device, 2-first fixed cylinder, 3-second fixed cylinder, 4-telescopic cylinder, 5-telescopic rod, 6-fixed plate, 7-spring, 8-first bearing, 9-first belt wheel, 10-second bearing, 11-rotating shaft, 12-second belt wheel, 13-abrasive belt, 14-limiting plate, 15-limiting groove, 16-limiting bolt, 17-limiter, 18-fixing seat and 19-fixing hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a sand belt type polishing machine comprises a driving device 1, wherein the driving device 1 is a structure that a motor and a protective shell are integrally arranged, a first fixed cylinder 2 and a second fixed cylinder 3 are respectively arranged on one side of the driving device 1 from bottom to top, a telescopic cylinder 4 is fixedly connected to the top of the first fixed cylinder 2, a telescopic rod 5 is slidably connected to the inner wall of the telescopic cylinder 4, a stopper 17 for preventing the telescopic rod 5 from sliding out is also fixedly connected to the top end of the telescopic cylinder 4, the top end of the telescopic rod 5 is fixedly connected to the bottom of the second fixed cylinder 3, fixing plates 6 are fixedly connected to the outer walls of the telescopic rod 5 and the telescopic cylinder 4, a spring 7 is abutted between the two fixing plates 6, a first bearing 8 is fixedly connected to the inner wall of the first fixed cylinder 2, the outer wall of an output shaft of the driving device 1 is fixedly connected to the axis of the first bearing 8, one end of the output shaft of the driving device 1 penetrates through, a second bearing 10 is fixedly connected to the inner wall of the second fixed cylinder 3, a rotating shaft 11 is fixedly connected to the axis of the second bearing 10, a second belt wheel 12 is fixedly connected to one end, far away from the second bearing 10, of the rotating shaft 11, an abrasive belt 13 is connected between the first belt wheel 9 and the second belt wheel 12 in a transmission manner, when polishing is conducted, the abrasive belt 13 controls the tensioning degree of the abrasive belt 13 under the action of elastic force given by the spring 7, so that the force required by polishing is controlled more easily, although the tensioning degree of the abrasive belt 13 is not fixed and can be adjusted by the spring 7, the abrasive belt can be restored to the initial state under the action of the spring 7, and the abrasive belt 13 is ensured to be within a proper; outer wall fixedly connected with limiting plate 14 of first solid fixed cylinder 2, limiting groove 15 has been seted up on the limiting plate 14, wear to be equipped with stop bolt 16 in the limiting groove 15, stop bolt 16 wear out behind limiting groove 15 and with one side threaded connection of drive arrangement 1 below, before the polishing, after unscrewing stop bolt 16, remove behind the limiting displacement to limiting plate 14, first solid fixed cylinder 2 can rotate, after screwing up stop bolt 16, can carry out spacingly to limiting plate 14, first solid fixed cylinder 2 can not rotate, through such design, make abrasive band 13 offset adjustable, then make things convenient for the staff to polish the work piece of equidimension not, say that timber needs plane polishing etc..

Further, the bottom of the driving device 1 is fixedly connected with a fixing seat 18, a fixing hole 19 is formed in the fixing seat 18, and the polishing machine is convenient to install and fix on the rack through the fixing seat 18 and the fixing hole 19.

The working principle is as follows: when the abrasive belt type polishing machine is used, before polishing, after the limiting bolt 16 is unscrewed and the limiting effect on the limiting plate 14 is removed, the first fixing cylinder 2 can rotate, after the limiting bolt 16 is screwed down, the limiting plate 14 can be limited, the first fixing cylinder 2 cannot rotate, through the design, the offset of the abrasive belt 13 can be adjusted, and then workers can polish workpieces with different sizes conveniently, for example, the wood needs plane polishing and the like; during polishing, under the action of the elastic force given by spring 7, abrasive belt 13 controls the tensioning degree of abrasive belt 13, so that the force required by polishing is easier to control, although spring 7 enables the tensioning degree of abrasive belt 13 to be unfixed and adjustable, the abrasive belt can be restored to the initial state under the action of spring 7, and thus abrasive belt 13 is ensured to be in a proper tensioning degree range, because for abrasive belt 13, too low and too high tensioning degrees both affect the service life of abrasive belt 13.

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. The utility model provides a burnishing machine of abrasive band formula which characterized in that: comprises a driving device (1), a first fixed cylinder (2) and a second fixed cylinder (3) are respectively arranged on one side of the driving device (1) from bottom to top, a telescopic cylinder (4) is fixedly connected to the top of the first fixed cylinder (2), a telescopic rod (5) is slidably connected to the inner wall of the telescopic cylinder (4), the top end of the telescopic rod (5) is fixedly connected to the bottom of the second fixed cylinder (3), fixing plates (6) are fixedly connected to the outer walls of the telescopic rod (5) and the telescopic cylinder (4), a spring (7) is abutted between the two fixing plates (6), a first bearing (8) is fixedly connected to the inner wall of the first fixed cylinder (2), the outer wall of the output shaft of the driving device (1) is fixedly connected to the axis of the first bearing (8), and a first belt wheel (9) is fixedly connected to one end of the output shaft of the driving device (1) after penetrating through the first bearing (8), the inner wall fixedly connected with second bearing (10) of the second fixed cylinder (3), the axle center fixedly connected with pivot (11) of second bearing (10), keep away from one end fixedly connected with second band pulley (12) of second bearing (10) in pivot (11), the transmission is connected with abrasive band (13) between first band pulley (9) and second band pulley (12), the outer wall fixedly connected with limiting plate (14) of first fixed cylinder (2), spacing groove (15) have been seted up on limiting plate (14), wear to be equipped with spacing bolt (16) in spacing groove (15), behind spacing bolt (16) wear out spacing groove (15) and with one side threaded connection of drive arrangement (1) below.

2. The abrasive belt polishing machine of claim 1, wherein: the driving device (1) is a structure with an electromotor and a protective shell which are integrally arranged.

3. The abrasive belt polishing machine of claim 1, wherein: the top end of the telescopic cylinder (4) is fixedly connected with a stopper (17) for preventing the telescopic rod (5) from sliding out.

4. The abrasive belt polishing machine of claim 3 wherein: the bottom of the driving device (1) is fixedly connected with a fixed seat (18).

5. The abrasive belt polishing machine of claim 4 wherein: the fixed seat (18) is provided with a fixed hole (19).