CN2853280Y

CN2853280Y - Safety and convenient regulating structure of polishing abrasive belt machine

Info

Publication number: CN2853280Y
Application number: CN 200520077460
Authority: CN
Inventors: 施全裕
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-11-21
Filing date: 2005-11-21
Publication date: 2007-01-03
Anticipated expiration: 2015-11-21

Abstract

The utility model discloses a safe and convenient buffing abrasive belt adjust structure, mainly comprising a bay, wherein both sides of the bay combine with a supporting device to extend backwards. The supporting device is formed as the inside and outside shrink-fitting through a supporting bar and a guiding-sheathing fixed on the chair plate. The periphery of the front section of the supporting bar is provided with two relative stators with screws for two handle bolt to knot and support to the top end of the chair plate. The periphery of the supporting bar is connected with an assistant backing sheet at the back of the two securing. The assistant backing sheet is fixed at the back of the chair plate, thereby under the effect of the double-handle bar bolt and assistant backing sheet, through the front side of the machine, the driven pulley angle can be regulated easily and a steady position can be formed after regulation.

Description

Tool safety is polished belt sander easily and is adjusted structure

Technical field

The utility model relates to a kind of polishing process equipment, refer to especially a kind of can simple and easy adjustment driven pulley angle and keep strong fix, adjust structure in order to do polishing belt sander with preferable safe convenience.

Background technology

At present industrial circle mainly generally is divided into polishing belt sander and polishing cloth turbine two big classes according to the purposes difference to the employed polishing machine of surface treatment of objects, wherein polishes belt sander because of having the function of use than broadness, so shared ratio is also bigger in industry.

As Fig. 1, shown in Figure 2ly be a kind of known polishing belt sander structure, it mainly comprises the frame 10 of tool power transmission shaft 101 and CD-ROM drive motor 102, and provide driving wheel 20 installing by power transmission shaft 101, and by frame 10 lateral junction unifications bracing or strutting arrangement 30 protrusion that extends back, this bracing or strutting arrangement 30 is to be inside and outside fit by a support bar 301 and a guide pin bushing 302, be consolidated with a holder 303 on the support bar 301, a set sliding seat 304 combines with supporting seat 305 mat connecting rods 306 on the cooperation support bar 301, on supporting seat 305, be equiped with driven

pulley

307,20 circles of this driven pulley 307 and driving wheel are around the abrasive band 40 of a polishing usefulness, be provided with an adjusting lever 308 in holder 303 in addition, the end of its adjusting lever 308 is neutralized sliding seat 304 1 side shoulders, 303 sheathed tension springs 309 of the opposite side shoulder of sliding seat 304 and holder, and be provided with a fixed bar at holder 303 side spiral shells, must be to adjusting lever 308 compressing location, and can be under the effect of the rotation of adjusting lever 308 and tension spring 309, sliding seat 304 is deflected, and then make supporting seat 305 drive driven pulley 307 adjustment angle persons with moving.

So, this known polishing belt sander structure is when practical application, though can reach simple and easy adjustment driven pulley 307 angles, so that abrasive band 40 keeps smooth-going circling round, so it is to have followingly not attain desirable shortcoming and wait to improve:

1. it is that mat adjusting lever 308 ends are neutralized sliding seat 304 1 side shoulders, reach tension spring 309 butted sliding seat 304 side shoulder in addition, make sliding seat 304 reach fixing, thereby add man-hour when polishing, easy expansion performance because of tension spring 309, cause driven pulley 307 to produce swing, and then cause abrasive band 40 smooth-goingly to turn round, and shorten 40 service lifes of abrasive band and influence processing quality.

2. its adjusting lever 308 is to be arranged at the board back segment, thereby when desire was adjusted driven pulley 307 angles, operating personnel must adjust, proofread and correct in front and back back and forth, so that causes the misgivings on operating personnel's waste of time and the safety.

Summary of the invention

In order to overcome above-mentioned defective, the utility model provides a kind of tool safety to polish belt sander easily and adjusts structure, and is very convenient when this tool safety is polished belt sander easily and adjusted structure and make support bar and driven pulley can keep firm location, angle that operating personnel adjust driven pulley.

The utility model for the technical scheme that solves its technical problem and adopt is: a kind of tool safety is polished belt sander easily and is adjusted structure, it mainly comprises a frame, this frame is provided with a power transmission shaft and a CD-ROM drive motor, power transmission shaft two ends installing driving wheel, the frame both sides extend back in conjunction with bracing or strutting arrangement, this bracing or strutting arrangement is to be inside and outside fit by a support bar and a guide pin bushing, the guide pin bushing front end wears an adjustment screw rod and a support bar in conjunction with handwheel and screws togather, the support bar back segment is in conjunction with a guiding mechanism and the wheel seat driven pulley that is pivoted, guide pin bushing is to be fixed on the seat board, support bar leading portion periphery is provided with relative two stators of tool screw, for two hand-screw bolt spiral shells knot, and support in above-mentioned seat board end face, support bar week wears a supplemental support lamellar body because of two stator rear sides, and this supplemental support lamellar body is to be fixed in above-mentioned seat board rear end, and can be under the effect of two hand-screw bolts and supplemental support lamellar body, make support bar do counterclockwise or clockwise rotate, and then make wheel seat drive the simple and easy adjustment angle of driven pulley with moving.

The shaft of hand-screw bolt is arranged with spring.

Two hand-screw bolts are to tie two stators in support bar with the form spiral shell that staggers up and down.

The supplemental support lamellar body is to be fixed in the seat board rear end in lock knot mode.

The beneficial effects of the utility model are: 1. it is to cooperate the supplemental support lamellar body to form supported at three point by two hand-screw bolts, thereby add man-hour when polishing, can make support bar and driven pulley keep firm location, and the unexpected situation that causes driven pulley generation swing because of the running of polishing belt sander, and then the running that can guarantee the abrasive band is smooth-going, and the abrasive band prolongs and the processing quality lifting service life;

2. when it carries out the flexible adjustment of support bar by the adjustment screw rod, but two stators of mat support bar periphery are subject to the supplemental support lamellar body to be stopped, form position-limiting action, avoid accidentally adjusting the excessive support bar that causes and drop, and have preferable safety in utilization and convenience together with wheel seat and driven pulley;

3. its adjusting device is to be arranged at the board leading portion, thus operating personnel stand on the board front side can simple and easy the adjustment, while and can adjust and proofread and correct, and saved the adjustment time and guaranteed operator safety.

Description of drawings

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Fig. 1 is the side cutaway view of known polishing belt sander.

Fig. 2 is the adjustment action schematic diagram at position, known polishing belt sander adjusting lever place.

Fig. 3 is the adjustment action schematic diagram at position, known polishing belt sander driven pulley place.

Fig. 4 is a three-dimensional combination figure of the present utility model.

Fig. 5 is a sectional perspective exploded view of the present utility model.

Fig. 6 is a side-looking combination section of the present utility model.

Fig. 7 is the profile at position, the utility model hand-screw bolt place.

Fig. 8 is the profile at position, the utility model driven pulley place.

Fig. 9 is the adjustment action schematic diagram one at position, the utility model hand-screw bolt place.

Figure 10 is the adjustment action schematic diagram one at position, the utility model driven pulley place.

Figure 11 is the adjustment action schematic diagram two at position, the utility model hand-screw bolt place.

Figure 12 is the adjustment action schematic diagram two at position, the utility model driven pulley place.

Among Fig. 1 and Fig. 2:

10 frames, 101 power transmission shafts

102 CD-ROM drive motors, 20 driving wheels

30 bracing or strutting arrangements, 301 support bars

302 guide pin bushings, 303 holders

304 sliding seat, 305 supporting seats

306 connecting rods, 307 driven pulleys

308 adjusting levers, 309 springs, 40 abrasive bands

Among Fig. 3 of the present utility model, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12:

1 frame, 11 power transmission shafts

12 CD-ROM drive motors, 2 driving wheels

3 bracing or strutting arrangements, 31 support bars

311 screws, 32 guide pin bushings

33 seat boards 34 are adjusted screw rod

341 handwheels, 35 stators

351 screws, 36 hand-screw bolts

361 springs 37 support lamellar body

38 guiding mechanisms, 39 wheel seats

4 driven pulleys, 5 abrasive bands

The specific embodiment

Embodiment: as Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8, a kind of tool safety is polished belt sander easily and is adjusted structure, it mainly comprises a frame 1, this frame 1 is provided with a power transmission shaft 11 and a CD-ROM drive motor 12, a driving wheel 2 is respectively installed at power transmission shaft 11 two ends, frame 1 both sides each in conjunction with a bracing or strutting arrangement 3 protrusion that extends back, this bracing or strutting arrangement 3 is to be inside and outside fit by a support bar 31 and a guide pin bushing 32, guide pin bushing 32 is to be fixed on the seat board 33, guide pin bushing 32 front ends wear one and screw togather in conjunction with the adjustment screw rod 34 of handwheel 341 screw 311 with support bar 31 front end faces, and can drive support bar 31 front and back displacements by adjusting screw rod 34 rotations, support bar 31 leading portion peripheries are provided with relative two stators 35 of tool screw 351 with welding manner, two hand-screw bolts 36 for the sheathed spring 361 of shaft are tied with the form spiral shell that staggers up and down, and support in above-mentioned seat board 33 end faces, moreover 31 weeks of support bar wear a supplemental support lamellar body 37 because of two stators, 35 rear sides, this supplemental support lamellar body 37 is to be fixed in above-mentioned seat board 33 rear ends in lock knot mode, support bar 31 back segments are in conjunction with a guiding mechanism 38 and a wheel seat 39 driven pulley 4 that is pivoted, and 4 circles of driving wheel 2 and driven pulley are around the abrasive band 5 of a polishing usefulness.

The course of work of the present utility model is:

As Fig. 9, Figure 10 adjusts action schematic diagram one and Figure 11, Figure 12 adjusts shown in the action schematic diagram two, when its desire is adjusted the angle of driven pulley 4, by two hand-screw bolts 36 with on the corresponded manner, following spiral adjustment, and cooperate supporting of supplemental support lamellar body 37, and make support bar 31 do suitable angle counterclockwise or clockwise rotate, and then make wheel seat 39 drive driven pulley 4 adjustment angles with moving, and cooperate supplemental support lamellar body 37 to form supported at three point by two hand-screw bolts 36 in adjusting the back, make support bar 31 and driven pulley 4 keep strong fix, in actual use for keeping support bar 31 and driven pulley 4 more firm, can be again on guide pin bushing 32 spiral shell establish a bolt and press closer support bar 31, and unexpectedly have driven pulley 4 to produce the situation of swing.

Claims

1. a tool safety is polished belt sander easily and is adjusted structure, it mainly comprises a frame, this frame is provided with a power transmission shaft and a CD-ROM drive motor, power transmission shaft two ends installing driving wheel, the frame both sides extend back in conjunction with bracing or strutting arrangement, this bracing or strutting arrangement is to be inside and outside fit by a support bar and a guide pin bushing, the guide pin bushing front end wears an adjustment screw rod and a support bar in conjunction with handwheel and screws togather, the support bar back segment is in conjunction with a guiding mechanism and the wheel seat driven pulley that is pivoted, it is characterized in that: guide pin bushing is to be fixed on the seat board, support bar leading portion periphery is provided with relative two stators of tool screw, for two hand-screw bolt spiral shells knot, and support in above-mentioned seat board end face, support bar week wears a supplemental support lamellar body because of two stator rear sides, and this supplemental support lamellar body is to be fixed in above-mentioned seat board rear end, and can be under the effect of two hand-screw bolts and supplemental support lamellar body, make support bar do counterclockwise or clockwise rotate, and then make wheel seat drive the simple and easy adjustment angle of driven pulley with moving.

2. tool safety according to claim 1 is polished belt sander easily and is adjusted structure, and it is characterized in that: the shaft of hand-screw bolt is arranged with spring.

3. tool safety according to claim 1 is polished belt sander easily and adjusted structure, it is characterized in that: two hand-screw bolts are to tie two stators in support bar with the form spiral shell that staggers up and down.

4. tool safety according to claim 1 is polished belt sander easily and adjusted structure, it is characterized in that: the supplemental support lamellar body is to be fixed in the seat board rear end in lock knot mode.