CN2482962Y

CN2482962Y - Cloth wheel polishing machine

Info

Publication number: CN2482962Y
Application number: CN 01235945
Authority: CN
Inventors: 周志锦
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-05-20
Filing date: 2001-05-20
Publication date: 2002-03-27
Anticipated expiration: 2011-05-20

Abstract

A cloth wheel polisher includes a machine frame, a motor and an output shaft arranged at the machine frame. The motor is provided with an input speed changing wheel, and the output shaft is provided with an output speed changing wheel. The input speeding changing wheel and another end corresponding with the motor is provided with a speed changing operation mechanism, and the speed changing operation mechanism changes the belt position at the input speed changing wheel and the output speed changing wheel to make semi-diameters of the input speed changing wheel and the output speed changing wheel change, thus, to achieve the speeding regulation aim. The utility model has a compact structure, easy producing, small damaged parts, convenient using and stable transmission compared with the present technology.

Description

The buffing machine

The utility model relates to a kind of buffing machine that is used for leather shoes polishing.

In the existing leather shoes polishing machine, the stepless speed changing mechanism that uses generally has DC speed regulation, electromagnetic adjustable speed motor and mechanical governing motor, electromagnetic adjustable speed motor has simple in structure, the advantage that speed governing is effective, but the problem that also exists power of motor to reduce along with the reduction of rotating speed, though the mechanical governing motor can overcome DC speed regulation preferably, the defective of electromagnetic adjustable speed motor class, but involve great expense and use not extensive, Chinese patent 98246361.8 discloses a kind of emery wheel (polishing) machine stepless speed change device, it comprises support, the input belt pulley, power transmission shaft, change pulley, stage clip, back-up ring, portable plate etc., input belt pulley interlock power transmission shaft, the middle part of power transmission shaft is provided with change pulley, the both sides of change pulley are compressed by stage clip respectively, power transmission shaft matches with axle supporting on being fixed on portable plate, change pulley is by belt and main pulley, the main shaft interlock, main shaft cooperates with main shaft supporting, and screw rod and rotation set are fixed on the support, and portable plate is articulated stand and rotation set simultaneously.Because power transmission shaft need be arranged on the portable plate, portable plate is hinged on the support by screw rod, pin, thereby volume is big, and manufacturing cost is also high.The hinged place uses the back easily loosening for a long time in addition, normal generation stripped thread phenomenon between screw rod and the rotation set, thus bring the jiggly defective of transmission.

The purpose of this utility model is intended to overcome the deficiency of prior art, and a kind of compact conformation, stable drive and buffing machine easy to use are provided.

The purpose of this utility model is by providing the buffing machine with following structure to realize, this buffing machine, comprise frame, be arranged on motor and output shaft on the frame, on motor, be provided with the input change pulley, output shaft is provided with the output variable speed wheel, and the other end relative with motor is provided with the speed governing operating mechanism on described input change pulley.

As further improvement of the utility model:

The input change pulley comprises fixedly cone pulley and slip cone pulley, and the slip cone pulley is sleeved on fixedly on the cone pulley, is provided with feather key between the two, and the slip cone pulley can fixedly endwisely slip on the cone pulley; Fixedly the power shaft of an end of cone pulley and motor is by the key rigid attachment, and its other end connects with the speed governing operating mechanism.

Output variable speed wheel comprises fixing cone pulley, is sleeved on slip cone pulley, spring, gland and elastic washer on the fixing cone pulley in turn; Slip cone pulley and fixedly be provided with feather key between the cone pulley, the slip cone pulley can fixedly endwisely slip on the cone pulley; Fixedly cone pulley is sleeved on the output shaft and rigid attachment with it.

The speed governing operating mechanism comprise the bearing that is arranged in the fixing cone pulley inner chamber and to bearing rise position-limiting action circlip, be arranged in the slip cone pulley inner chamber bearing and to bearing play the circlip of position-limiting action, with bearing, bearing is suitable and by the fixing adjusting screw(rod) of securing member, at the speed governing cover that ends suit on swing frame, the adjusting screw(rod) fixing on the thread bush that spins on the adjusting screw(rod), the thread bush and be fixed on the speed governing spiral cover that speed governing puts by securing member; Pin on speed governing cover and the adjusting screw(rod) is suitable, in order to transmit moment of torsion; Have ring gear on the inner radial wall of speed governing spiral cover, on the sidewall that ends swing frame, be provided with a blind hole, inserting spring and steel ball in the blind hole, steel ball contacts with ring gear.

Further improve as of the present utility model, only be provided with only swing arm on the swing frame, should end swing arm and insert in the only spin slot that is arranged on the frame.

The utility model compared with prior art has following advantage: owing to adopted the speed governing operating mechanism at an end of input change pulley, this speed governing operating mechanism overlaps by speed governing spiral cover, speed governing and transmits moment of torsion to adjusting screw(rod) by pin, make adjusting screw(rod) and only produce displacement between the swing frame, the slip cone pulley can fixedly endwisely slip on the cone pulley, thus the aperture of control input change pulley.On the output variable speed wheel, the spring that can increase frictional force is installed, when the input change pulley rotates, borrows the transferring power of the frictional force drives output variable speed wheel between band and input change pulley, the output variable speed wheel; Above-mentioned speed governing operating mechanism changes the position of band on input change pulley, output variable speed wheel, and the radius of clean-up of input change pulley, output variable speed wheel is changed, and reaches the purpose of speed governing; Thereby have compact conformation, easy to use, stable drive and an advantage of low manufacturing cost.

Below in conjunction with drawings and Examples the utility model is described in further detail:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is speed governing operating mechanism and the structural representation of importing the change pulley assembling;

Fig. 4 is the structural representation of output variable speed wheel.

At first referring to Fig. 1,2, this buffing machine, comprise output shaft 7, be arranged on being used on the frame 1 support output shaft 7 bearing 2, be arranged on motor 8 on the frame 1 and the power shaft 11 on the motor 8, motor 8 is installed on the support 9 and can regulates height by bolt 10, input change pulley (fixedly cone pulley 12, slip cone pulley 13) is installed on power shaft 11, output variable speed wheel (fixedly cone pulley 6, slip cone pulley 4) is installed on output shaft 7, the speed governing operating mechanism is installed importing on the change pulley other end relative with power shaft 11.

Referring to Fig. 3,4, slip cone pulley 13 is sleeved on fixedly on the cone pulley 12, is provided with feather key 25 between the two, and slip cone pulley 13 can fixedly endwisely slip on the cone pulley 12; Fixedly an end of cone pulley 12 and the power shaft on the motor 11 are by key 26 rigid attachment.Fixedly be set with slip cone pulley 4, spring 3, gland 39 and elastic washer 38 on the cone pulley 6 in turn; Slip cone pulley 4 and fixedly be provided with feather key 40 between the cone pulley 6, slip cone pulley 4 can fixedly endwisely slip on the cone pulley 6; Fixedly cone pulley 6 is sleeved on the output shaft 7 and rigid attachment with it.

In the present embodiment, as shown in Figure 3, the speed governing operating mechanism comprise the bearing 29 that is installed in fixing cone pulley 12 inner chambers and to the circlip 24 of 29 position-limiting actions of bearing, be installed in slip cone pulley 13 inner chambers bearing 30 and to the circlip 23 of 30 position-limiting actions of bearing, suitable and be fixed on speed governing spiral cover 16 on the speed governing cover 19 by the fixing adjusting screw(rod) 22 of securing member 28, at the speed governing cover 19 that ends suit on swing frame 20, the adjusting screw(rod) 22 fixing on the thread bush 21 that spins on the adjusting screw(rod) 22, the thread bush 21 and by securing member 17 with bearing 29,30; Speed governing cover 19 is suitable with the pin 33 on the adjusting screw(rod) 22, in order to transmit moment of torsion; Have ring gear 37 on the inner radial wall of speed governing spiral cover 16, on the sidewall that ends swing frame 20, be provided with a blind hole 34, inserting spring 35 and steel ball 36 in the blind hole 34, steel ball 36 contacts with ring gear 37; Only be provided with only swing arm 15 on the swing frame 20, should ending swing arm 15 and insert in the only spin slot 14 that is arranged on the frame 1; Above-mentioned securing member 28 is that nut, securing member 17 is screw, also have in addition on nut 18, the adjusting screw(rod) 22 with the adaptive through hole 32 of pin 33, screw 27, adjusting screw(rod) 22 on the screw thread 31 adaptive with thread bush 21.

Because of the swing arm 15 that ends that ends swing frame 20 inserts ending in the spin slot 14 on the frame 1, so end swing frame 20 and on thread bush 21 static relatively, in the use, elder generation's starter motor 8, power shaft 11 on the motor 8 and the rotation of input change pulley, and by belt 5 driving output variable speed wheel rotations, rotate counterclockwise then and regulate spiral cover 16, by regulating the ring gear 37 on the spiral cover 16, steel ball 36 and spring 35 drive speed governing cover 19 in the blind hole 34, again by transmitting the button square to adjusting screw(rod) 22 with speed governing cover 19 pins that match 33, adjusting screw(rod) 22 rotates on thread bush 21 and produces displacement, the slip cone pulley 13 that is installed on the bearing 30 is fixedly being slided on the cone pulley 12, fixedly the aperture between cone pulley 12 and the slip cone pulley 13 increases at this moment, belt 5 is along input change pulley (slip cone pulley 13, fixedly cone pulley 12) the conical surface move inward, the transmission radius of input change pulley diminishes like this, (fixedly cone pulley 6 for 5 pairs of output variable speed wheels of belt simultaneously, slip cone pulley 4) pulling force reduces, under the effect of spring 3, the radius of clean-up of output variable speed wheel increases, then the rotating speed of output shaft 7 reduces, otherwise clockwise rotate speed governing spiral cover 16, by above-mentioned principle, then output shaft 7 rotating speeds increase, thereby reach the purpose of stepless speed regulation, among this embodiment, after the buffing machine quits work, still the speed governing operating mechanism be can regulate, slip cone pulley and the fixing aperture between the cone pulley come to determine as required.In addition, the centre-to-centre spacing between input change pulley, the output variable speed wheel is definite value.

Claims

1, a kind of buffing machine, comprise frame (1), be arranged on motor (8) and output shaft (7) on the frame (1), on motor (8), be provided with the input change pulley, output shaft (7) is provided with the output variable speed wheel, and it is characterized in that: the other end relative with motor (8) on described input change pulley is provided with the speed governing operating mechanism.

2, buffing machine according to claim 1, it is characterized in that: the input change pulley comprises fixedly cone pulley (12) and slip cone pulley (13), slip cone pulley (13) is sleeved on fixedly on the cone pulley (12), be provided with feather key (25) between the two, slip cone pulley (13) can fixedly endwisely slip on the cone pulley (12); Fixedly the power shaft (11) of an end of cone pulley (12) and motor (8) is by key (26) rigid attachment, and its other end connects with the speed governing operating mechanism.

3, buffing machine according to claim 1 and 2 is characterized in that: the speed governing operating mechanism comprises bearing (29) that is arranged in fixing cone pulley (12) inner chamber and the circlip (24) that bearing (29) is played position-limiting action, the circlip (23) that is arranged on the bearing (30) in slip cone pulley (13) inner chamber and bearing (30) is played position-limiting action, with bearing (29), bearing (30) is suitable and by the fixing adjusting screw(rod) (22) of securing member (28), the thread bush (21) that on adjusting screw(rod) (22), spins, thread bush (21) is gone up fixing only swing frame (20), adjusting screw(rod) (22) is gone up the speed governing cover (19) of suit and is fixed on speed governing spiral cover (16) on the speed governing cover (19) by securing member (17); Speed governing cover (19) is suitable with the pin (33) on the adjusting screw(rod) (22), in order to transmit moment of torsion; Have ring gear (37) on the inner radial wall of speed governing spiral cover (16), on the sidewall that ends swing frame (20), be provided with a blind hole (34), interior inserting spring of blind hole (34) (35) and steel ball (36), steel ball (36) contacts with ring gear (37).

4, buffing machine according to claim 3 is characterized in that: only be provided with only swing arm (15) on the swing frame (20), should ending swing arm (15) and insert in the only spin slot (14) that is arranged on the frame (1).

5, buffing machine according to claim 1 is characterized in that: output variable speed wheel comprises fixing cone pulley (6), is sleeved on slip cone pulley (4), spring (3), gland (39) and elastic washer (38) on the fixing cone pulley (6) in turn; Slip cone pulley (4) and fixedly be provided with feather key (40) between the cone pulley (6), slip cone pulley (4) can fixedly endwisely slip on the cone pulley (6); Fixedly cone pulley (6) is sleeved on output shaft (7) and goes up also rigid attachment with it.