CN211708875U

CN211708875U - Automatic grinding machine

Info

Publication number: CN211708875U
Application number: CN201922078063.XU
Authority: CN
Inventors: 胡德亮; 胡萱萱; 金孟雄; 程海迪
Original assignee: Hangzhou Simsen Machinery Co ltd
Current assignee: Hangzhou Simsen Machinery Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-10-20
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to the technical field of saw blade processing, in particular to an automatic grinding machine, which comprises a base, a grinding wheel and a grinding motor for driving the grinding wheel to rotate, wherein the base is provided with a fixing component for fixing a saw blade with a welded junction; the device also comprises a horizontal movement mechanism and a vertical movement mechanism which are arranged on the base; the horizontal movement mechanism drives the vertical movement mechanism, the grinding motor and the grinding wheel to synchronously move horizontally, and the vertical movement mechanism drives the grinding motor and the grinding wheel to synchronously move up and down; the grinding wheel is driven by the horizontal movement mechanism and the vertical movement mechanism to move to the position above the welding opening of the saw blade, and the welding opening of the saw blade is ground. The utility model discloses can control the saw blade weld bond area of polishing, avoid hindering the prong to can effective control polish the thickness of saw blade weld bond, avoid the weld bond fracture.

Description

Automatic grinding machine

Technical Field

The utility model relates to a saw blade processing technology field especially involves an automatic polisher.

Background

The raw material of the bimetallic band saw blade is 600-1000 m long-fixed steel band in production, the fixed length is uniformly 200-400 m in production and processing for standard operation, and each manufacturer has different specific length. After being processed into a finished saw blade, the saw blade is sold by a coiling belt with fixed length of 60-100 m/coil or sold by a ring-shaped root belt with fixed length of 3505mm, 3900mm, 4100mm and the like. In the production process, the saw blade with indefinite length needs to be processed into the saw blade with definite length by cutting and then welding. In addition, on-line production in production and processing needs to be connected in a welding mode to ensure continuous production. Wherein, the welded crater is polished by welding slag, the crater is ensured to be flat without damaging the tooth tip of the saw blade, and the thickness of the polished belt body is kept between 95 and 100 percent of the body. The existing mode of welding mouth polishing is to polish the saw blade a bit close to a grinding machine. The disadvantages are as follows: the polishing quality of the welded junction is ensured by the experience of an operator, and the polished areas can not be ensured to be consistent; the polishing thickness cannot be effectively controlled; the eyes are easy to fatigue during operation; the production efficiency is low.

Chinese patent with publication number CN208230986U discloses a two-sided grinding device of band saw blade crater, comprising a base plate, two fixed tracks and two fixed seats of band saw blade on the bottom plate, the slider plug bush is on two slide rails, the slider is fixed with first base through the pillar, the top of first base is equipped with the liftable second base, install first emery wheel on the first base, first emery wheel is fixed on first motor, install the second emery wheel on the second base, the second emery wheel is fixed on the second motor, although can polish the crater of band saw blade both sides simultaneously, improve work efficiency, but when using, need promote the handle, just can make the slider along slide rail horizontal migration, when the upper and lower distance between first emery wheel of needs adjustment and the second emery wheel, still need rotate adjusting nut. Therefore, the polishing component of the double-sided polishing device for the craters of the band saw blade cannot automatically move horizontally to cause the automatic control of the polishing area, and the polishing component cannot automatically move up and down to cause the automatic control of the polishing thickness of the band saw blade.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the saw blade grinding device in the prior art can not the automatic control saw blade region of polishing and can not the automatic control saw blade thickness of polishing, provided an automatic grinding machine.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

an automatic grinding machine comprises a base, a grinding wheel and a grinding motor for driving the grinding wheel to rotate, wherein the base is provided with a fixing assembly for fixing a saw blade with a welding port; the device also comprises a horizontal movement mechanism and a vertical movement mechanism which are arranged on the base; the horizontal movement mechanism drives the vertical movement mechanism, the grinding motor and the grinding wheel to synchronously move horizontally, and the vertical movement mechanism drives the grinding motor and the grinding wheel to synchronously move up and down; the grinding wheel is driven by the horizontal movement mechanism and the vertical movement mechanism to move to the position above the welding opening of the saw blade, and the welding opening of the saw blade is ground.

Furthermore, the fixing component is arranged at the head of the base and comprises a first pressing cylinder and a second pressing cylinder which are positioned at two sides of the base; the bottom of first air cylinder and second air cylinder all is equipped with the clamp plate down, and the saw blade inserts in two clamp plates.

Further, fixed subassembly still includes the supporting seat, and the supporting seat is connected with the base and is located between first air cylinder and the second air cylinder that pushes down, and the saw blade weld bead is placed in the mounting groove of supporting seat.

Further, the horizontal movement mechanism comprises a first driving motor and a sliding table; the tail part of the base is arranged on the first driving motor, a rotating shaft of the first driving motor is connected with the sliding table, and the sliding table moves horizontally under the action of the first driving motor.

Furthermore, the base is provided with two parallel guide rails along the length direction of the base, and the first sliding block is sleeved on the two guide rails; the bottom of the sliding table is connected with the first sliding block and is movably matched with the guide rail through the first sliding block.

Further, the grinding machine also comprises a first grating ruler; the scale grating of the first grating ruler is arranged in the horizontal direction and connected with the sliding table, and the grating reading head is connected with the top of the baffle fixed on the base.

Further, vertical movement mechanism includes slider and second driving motor, and second driving motor locates the top of slip table and is connected with the slider, and the slider is clearance fit in the slip table from top to bottom under second driving motor's effect.

Further, a polishing motor is connected with the sliding block, and a polishing grinding wheel is arranged at the bottom of the polishing motor; the second driving motor drives the sliding block, the grinding motor and the grinding wheel to synchronously move up and down; the first driving motor drives the sliding table, the second driving motor, the sliding block, the grinding motor and the grinding wheel to synchronously and horizontally move.

Further, the grinding machine also comprises a second grating ruler; the scale grating of the second grating ruler is vertically arranged and connected with the sliding block, and the grating reading head is connected with the sliding table.

Furthermore, the tail end of the base is also provided with a support frame, and the first driving motor is placed on the support frame.

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

the utility model controls the grinding wheel to move back and forth in the horizontal direction through the horizontal movement mechanism, the back and forth movement stroke is set according to the width of the saw blade, and the welding opening area of the saw blade is controlled to be ground, so as to avoid damaging the tooth tip; the descending amount of the grinding wheel is controlled through the vertical movement mechanism, so that the thickness of a weld crater of the grinding saw blade can be effectively controlled, and the weld crater is prevented from being broken; the utility model adopts the mode of automatically polishing the welding seams of the saw blade, after the saw blade is fixed, the welding slag of the welding seams is polished up and down around the polisher automatically, and the polishing time can be adjusted according to the width of the saw blade and the amount of the welding slag; therefore, the skill requirement of an operator is reduced, the eye fatigue during operation is reduced, the production efficiency is improved, and the product quality is improved.

Drawings

Fig. 1 is an overall structure diagram of an automatic sander according to the present embodiment;

FIG. 2 is an overall front view of an automatic sander according to the present embodiment;

FIG. 3 is an overall side view of an automatic sander according to the present embodiment;

fig. 4 is a cross-sectional view taken along line a-a of fig. 2.

In the figure, 1 second driving motor, 2 grinding motor, 3 grinding wheel, 4 second slider, 5 second grating ruler, 6 first driving motor, 7 sliding table, 8 first grating ruler, 9 base, 10 first down-pressure cylinder, 11 saw blade, 12 supporting seat, 13 second down-pressure cylinder, 14 guide rail, 15 supporting frame, 16 first slider, 17 baffle.

Detailed Description

The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto.

As shown in fig. 1 to 4, the automatic sander of the present embodiment includes a base 9, a grinding wheel 3, a grinding motor 2 for driving the grinding wheel 3 to rotate, a horizontal movement mechanism, and a vertical movement mechanism. The base 9 is provided with a fixing component, and a saw blade 11 with a welding opening is fixed through the fixing component. Horizontal movement mechanism and vertical movement mechanism all set up in base 9, through horizontal movement mechanism and vertical movement mechanism drive grinding wheel 3 motion to the top of 11 craters of saw blade, polish 11 craters of saw blade. The horizontal movement mechanism drives the vertical movement mechanism, the grinding motor 2 and the grinding wheel 3 to synchronously and horizontally move so as to control the grinding wheel 3 to grind the area of the welding opening of the saw blade 11. The vertical movement mechanism drives the grinding motor 2 and the grinding wheel 3 to synchronously move up and down so as to control the grinding wheel 3 to grind the thickness of the welded junction of the saw blade 11. In the embodiment, after the saw blade 11 with the welded junction is fixed on the base 9, the horizontal movement mechanism controls the grinding wheel to move back and forth in the horizontal direction, the back and forth movement stroke can be set according to the width of the saw blade 11, the welded junction area of the saw blade 11 is controlled to be ground, and the tooth tips are prevented from being damaged; the descending amount of the grinding wheel 3 is controlled through the vertical movement mechanism, the thickness of the weld craters of the grinding saw blade 11 can be effectively controlled, and the weld craters are prevented from being broken. This embodiment adopts the 11 crater modes of automatic saw blade of polishing, and the welding slag of the crater of polishing about, around the polisher is automatic can be according to 11 width of saw blade, how many nimble adjustment of welding slag time of polishing, and then can polish to 11 craters of saw blade and carry out accurate control, reduces operator's technical requirement, and eyes are tired when reducing the operation, improve production efficiency, improve product quality.

The fixed component is arranged at the head of the base 9 and comprises a first downward air cylinder 10 and a second downward air cylinder 13, and the first downward air cylinder 10 and the second downward air cylinder 13 are respectively positioned at two sides of the base 9. The bottoms of the first pressing cylinder 10 and the second pressing cylinder 13 are both provided with pressing plates, and the saw blade 11 extends into the two pressing plates. For being convenient for polish 11 craters of saw blade, fixed subassembly still includes supporting seat 12, and supporting seat 12 is connected and is located between first air cylinder 10 and the second air cylinder 13 that pushes down with

base

9, and 11 craters of saw blade are placed in the mounting groove of supporting seat 12, crater size and mounting groove looks adaptation. Through putting the crater in the mounting groove, guarantee saw blade 11 on same horizontal plane, avoid the crater to polish the thickness difference.

The horizontal movement mechanism comprises a first driving motor 6 and a sliding table 7. The first driving motor 6 is arranged at the tail part of the base 9. A rotating shaft of the first driving motor 6 is connected with the sliding table 7, and the sliding table 7 moves horizontally under the action of the first driving motor 6. The base 9 is provided with two parallel guide rails 14 along the length direction thereof, and the first sliding block 16 is sleeved on the two guide rails 14. The bottom of the sliding table 7 is connected with a first sliding block 16 and is movably matched with a guide rail (4) through the first sliding block 16, the sliding table 7 is a structural body with a certain height, the bottom of the sliding table is a flat plate structure which is horizontally placed, the bottom end of the flat plate structure is fixedly connected with the first sliding block 16, the polisher also comprises a first grating ruler 8, a scale grating of the first grating ruler 8 is horizontally arranged and is connected with the sliding table 7, a grating reading head is connected with the top of a baffle 17 fixed on a base 9, the baffle 17 can be used for shielding dust generated during polishing, the first grating ruler 8 is matched with a first driving motor 6 to control the stroke of the sliding table 7 in a front-back reciprocating motion mode, so that the region of a weld joint of a saw blade 11, which is polished by a polishing grinding wheel 3, is controlled, a tooth tip is prevented from being damaged, the front.

The vertical movement mechanism comprises a second sliding block 4 and a second driving motor 1, the second driving motor 1 is arranged at the top of the sliding table 7 and connected with the second sliding block 4, and the second sliding block 4 is movably matched with the sliding table 7 up and down under the action of the second driving motor 1. The grinding motor 2 is connected with the second sliding block 4, and the grinding wheel 3 is arranged at the bottom of the grinding motor 2. During the up-and-down motion, second slider 4, grinding motor 2 and grinding wheel 3 are as a whole, and second driving motor 1 drives second slider 4, grinding motor 2 and grinding wheel 3 and moves from top to bottom in step to the thickness that control grinding wheel 3 polished 11 craters of saw blade and carry out polishing. During horizontal fore-and-aft movement, slip table 7, second driving motor 1, second slider 4, grinding motor 2 and grinding wheel 3 are as a whole, and first driving motor 6 drive slip table 7, second driving motor 1, second slider 4, grinding motor 2 and the synchronous horizontal motion of grinding wheel 3 to the control grinding wheel 3 carries out the region of polishing to 11 craters of saw blade. The sander also includes a second grating scale 5. The scale grating of the second grating ruler 5 is vertically arranged and connected with the second sliding block 4, and the grating reading head is connected with the sliding table 7. The descending height of the grinding wheel 3 is accurately positioned through the second driving motor 1 and the second grating ruler 5, the grinding amount is accurately positioned, and the thickness of a welding opening of the saw blade 11 is controlled.

The sliding table 7 reciprocates back and forth, moves downwards with the second sliding block 4, moves upwards again and returns to the original position to form a polishing period, and one surface of the welded junction of the saw blade is polished. And the zero position of the second driving motor 1 is arranged at the top of the second sliding block 4, and when one crater is ground, the second driving motor 1 drives the second sliding block 4, the grinding motor 2 and the grinding wheel 3 to move upwards to the zero position by pressing to return to zero. In order to fix the first driving motor 6 conveniently, a supporting frame 15 is further arranged at the tail end of the base 9, and the first driving motor 6 is placed on the supporting frame 15.

The working principle of the embodiment is as follows: firstly, fixing a saw blade 11 on the head of a base 9 through a first pressing cylinder 10 and a second pressing cylinder 13, and placing a welding opening in a placing groove of a supporting seat 12; then, the first driving motor 6 controls the grinding wheel 3 to reciprocate back and forth to grind the welding seams of the saw blade in a certain grinding area; then, the second driving motor 1 controls the grinding wheel 3 to move downwards to grind the thickness of the saw blade welded junction, and after one side of the saw blade welded junction is ground, the second driving motor 1 controls the grinding wheel 3 to move upwards to return to the original position; finally, the blade 11 is turned to the other side and the weld is ground according to the same procedure.

The embodiments of the present invention have been described in detail, and those skilled in the art can easily understand that there are various changes in the embodiments according to the idea of the present invention, and such changes should be considered as the protection scope of the present invention.

Claims

1. The utility model provides an automatic polisher, includes base (9), emery wheel (3) and drive emery wheel (3) pivoted grinding motor (2), its characterized in that:

the base (9) is provided with a fixing component for fixing a saw blade (11) with a welding opening;

the device also comprises a horizontal movement mechanism and a vertical movement mechanism which are arranged on the base; the horizontal movement mechanism drives the vertical movement mechanism, the grinding motor (2) and the grinding wheel (3) to synchronously move horizontally, and the vertical movement mechanism drives the grinding motor (2) and the grinding wheel (3) to synchronously move up and down; the grinding wheel (3) is driven by the horizontal movement mechanism and the vertical movement mechanism to move to the position above the welded junction of the saw blade (11), and the welded junction of the saw blade (11) is ground.

2. The automatic sander of claim 1, wherein: the fixing component is arranged at the head of the base (9) and comprises a first pressing cylinder (10) and a second pressing cylinder (13) which are positioned at two sides of the base (9); the bottoms of the first pressing cylinder (10) and the second pressing cylinder (13) are respectively provided with a pressing plate, and the saw blade (11) is inserted into the two pressing plates.

3. The automatic sander of claim 2, wherein: the fixing assembly further comprises a supporting seat (12), the supporting seat (12) is connected with the base (9) and is located between the first pressing cylinder (10) and the second pressing cylinder (13), and a welding opening of the saw blade (11) is placed in a placing groove of the supporting seat (12).

4. The automatic sander of claim 1, wherein: the horizontal movement mechanism comprises a first driving motor (6) and a sliding table (7); the tail of the base (9) is arranged on the first driving motor (6), a rotating shaft of the first driving motor (6) is connected with the sliding table (7), and the sliding table (7) moves horizontally under the action of the first driving motor (6).

5. The automatic sander of claim 4, wherein: the base (9) is provided with two parallel guide rails (14) along the length direction, and the first sliding block (16) is sleeved on the two guide rails (14); the bottom of the sliding table (7) is connected with a first sliding block (16) and is movably matched with the guide rail (14) through the first sliding block (16).

6. The automatic sander of claim 5, wherein: the sander also comprises a first grating scale (8); the scale grating of the first grating ruler (8) is arranged in the horizontal direction and is connected with the sliding table (7), and the grating reading head is connected with the top of a baffle (17) fixed on the base (9).

7. The automatic sander of claim 4, wherein: the vertical movement mechanism comprises a second sliding block (4) and a second driving motor (1), the second driving motor (1) is arranged at the top of the sliding table (7) and connected with the second sliding block (4), and the second sliding block (4) is movably matched with the sliding table (7) up and down under the action of the second driving motor (1).

8. The automatic sander of claim 7, wherein: the grinding motor (2) is connected with the second sliding block (4), and the grinding wheel (3) is arranged at the bottom of the grinding motor (2); the second driving motor (1) drives the second sliding block (4), the grinding motor (2) and the grinding wheel (3) to synchronously move up and down; the first driving motor (6) drives the sliding table (7), the second driving motor (1), the second sliding block (4), the grinding motor (2) and the grinding wheel (3) to synchronously and horizontally move.

9. The automatic sander of claim 8, wherein: the polisher also comprises a second grating scale (5); the scale grating of the second grating scale (5) is vertically arranged and connected with the second sliding block (4), and the grating reading head is connected with the sliding table (7).

10. The automatic sander according to any one of claims 1-9, wherein: the tail end of the base (9) is also provided with a support frame (15), and the first driving motor (6) is placed on the support frame (15).