CN216707025U

CN216707025U - Double-head multifunctional belt sander with clutch function

Info

Publication number: CN216707025U
Application number: CN202122959383.3U
Authority: CN
Inventors: 刘钦毅
Original assignee: Quanzhou Siji Machinery Co ltd
Current assignee: Quanzhou Siji Machinery Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-10
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to a double-head multifunctional belt sander with a clutch function, which comprises a rack, a motor, a transmission shaft, a first belt sanding mechanism and a second belt sanding mechanism, wherein the transmission shaft is rotatably arranged on the rack, the transmission shaft is in transmission connection with the motor, the first belt sanding mechanism and the second belt sanding mechanism are both arranged on the rack and are in transmission connection with the transmission shaft, the transmission shaft comprises a first transmission shaft, a second transmission shaft and a clutch mechanism used for realizing the separation or combination of the first transmission shaft and the second transmission shaft, the first belt sanding mechanism is in transmission connection with the first transmission shaft, and the second belt sanding mechanism is in transmission connection with the second transmission shaft. The belt sander disclosed by the utility model provides power for the work of the first belt sanding mechanism and the second belt sanding mechanism through the motor, so that different functional working modes can be realized, the whole belt sander is more compact in structure, small in occupied space, capable of saving energy consumption and safer.

Description

Double-head multifunctional belt sander with clutch function

Technical Field

The utility model relates to a double-head multifunctional belt sander with a clutch function.

Background

Double-end abrasive band machine on the market is driven by a motor usually, compares in two motors drive two rotating head pivoted abrasive band machines, can save a motor, and whole abrasive band machine structure is compacter, and occupation space is littleer. Two rotating heads are driven to rotate synchronously through one motor, the situation that only one rotating head needs to be used can occur in the practical use, and the rotating head which is not used at the moment can not only lose energy in an idling mode, but also can generate potential safety hazards.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-head multifunctional belt sander with a clutch function, which has a simpler structure, low energy consumption and higher safety.

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

the double-head multifunctional belt sander with the clutch function comprises a rack, a motor, a transmission shaft, a first belt sanding mechanism and a second belt sanding mechanism, wherein the transmission shaft is rotatably arranged on the rack and is in transmission connection with the motor, the first belt sanding mechanism and the second belt sanding mechanism are both arranged on the rack and are in transmission connection with the transmission shaft, the transmission shaft comprises a first transmission shaft, a second transmission shaft and a clutch mechanism used for separating or combining the first transmission shaft and the second transmission shaft, the first belt sanding mechanism is in transmission connection with the first transmission shaft, and the second belt sanding mechanism is in transmission connection with the second transmission shaft.

As a preferable mode of the present invention, the clutch mechanism includes a first gear ring disposed on the first transmission shaft, a second gear ring disposed on the second transmission shaft, and a shift fork mechanism for driving the first gear ring and the second gear ring to engage or disengage, the first transmission shaft and the second transmission shaft are both disposed along a horizontal direction, the first gear ring is disposed on the first transmission shaft in a manner of being capable of moving along an axial direction of the first transmission shaft, the first gear ring is disposed in a manner of being capable of rotating synchronously with the first transmission shaft, and the shift fork mechanism is disposed in cooperation with the first gear ring.

As a preferred mode of the present invention, the first gear ring has a gear ring portion and a shaft sleeve portion, a position-limiting table is formed at a joint of the gear ring portion and the shaft sleeve portion, the first bearing further includes a first bearing, the first bearing includes an inner ring, an outer ring and a rotator arranged between the inner ring and the outer ring, the inner ring is sleeved on the shaft sleeve portion, the shifting fork mechanism includes a sliding sleeve, a shifting lever for driving the sliding sleeve to slide and a positioning mechanism for positioning the shifting lever, the sliding sleeve is sleeved on the outer ring, a position-limiting nut is arranged on the shaft sleeve portion, and the first bearing is located between the position-limiting table and the position-limiting nut.

As a preferred mode of the utility model, a guide plate is arranged on the frame, a guide groove is arranged on the guide plate, one end of the deflector rod is connected on the sliding sleeve, and the other end of the deflector rod is arranged in the guide groove in a penetrating manner and is connected with a deflector block.

As a preferred mode of the present invention, the positioning mechanism is a positioning pin or a positioning screw, one end of the dial block is hinged to the guide plate, the other end of the dial block is provided with a first positioning hole, the middle of the dial block is provided with an adjusting hole, the dial rod is inserted into the adjusting hole, the guide plate is provided with a plurality of second positioning holes matched with the first positioning hole, and the positioning pin or the positioning screw is inserted into the first positioning hole and the second positioning hole.

As a preferred mode of the present invention, the positioning mechanism is a spring pin, one end of the shifting block is hinged to the guide plate, the other end of the shifting block is provided with the spring pin, the middle of the shifting block is provided with an adjusting hole, the shifting rod is inserted into the adjusting hole, and the guide plate is provided with a plurality of second positioning holes matched with the spring pin.

As a preferable mode of the present invention, one end of the first gear ring in the axial direction is provided with a plurality of first tooth blocks, the plurality of first tooth blocks are arranged along the circumferential direction of the first gear ring, a first tooth groove is formed between adjacent first tooth blocks, one end of the second gear ring in the axial direction is provided with a plurality of second tooth blocks, the plurality of second tooth blocks are arranged along the circumferential direction of the second gear ring, and a second tooth groove matched with the first tooth blocks is formed between adjacent second tooth blocks.

As a preferred mode of the present invention, the first transmission shaft is connected to a third transmission shaft through a first coupler, the first belt mechanism is in transmission connection with the third transmission shaft, the second transmission shaft is connected to a fourth transmission shaft through a second coupler, and the fourth transmission shaft is in transmission connection with the second belt mechanism.

As a preferred mode of the present invention, the motor is fixed on the frame, the motor is provided with a first belt pulley, the fourth transmission shaft is provided with a second belt pulley, and the first belt pulley and the second belt pulley are in transmission connection through a transmission belt.

As a preferable mode of the present invention, the first belt mechanism includes a first driving wheel, a first driven wheel, a first tension wheel and a first belt, the first driving wheel is mounted on the third transmission shaft, the first belt is sleeved on the first driving wheel, the first driven wheel and the first tension wheel, the second belt mechanism includes a second driving wheel, a second driven wheel, a second tension wheel and a second belt, the second driving wheel is mounted on the fourth transmission shaft, and the second belt is sleeved on the second driving wheel, the second driven wheel and the second tension wheel.

After the technical scheme is adopted, the first transmission shaft and the second transmission shaft are meshed through the clutch mechanism, so that the first abrasive belt mechanism and the second abrasive belt mechanism of the abrasive belt machine can work simultaneously, the first transmission shaft and the second transmission shaft can be separated through the clutch mechanism according to use occasions, one abrasive belt mechanism is selected to work, the other abrasive belt mechanism does not work and does not idle, energy loss is avoided, and potential safety hazards caused by accidental touch are avoided.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is an enlarged view of a portion of fig. 2.

Fig. 4 is a schematic structural view of the clutch mechanism of the present invention.

Fig. 5 is a partially exploded view of the clutch mechanism of the present invention.

Fig. 6 is a schematic structural view of the first ring gear in the present invention.

Fig. 7 is a schematic structural view of the second ring gear in the present invention.

In the figure:

rack 100 guide plate 101

Guiding hole 102 second positioning hole 103

First belt mechanism 10 first drive wheel 11

First tensioning wheel 12 first driven wheel 13

Second belt mechanism 20 and second drive pulley 21

Second tensioning wheel 22 and second driven wheel 23

First pulley 31 of motor 30

Second pulley 32

First drive shaft 40 first ring gear 41

Race part 411 and rim part 412

First tooth block 413 first tooth slot 414

Spacing block 415

Second drive shaft 50 second ring gear 51

Second tooth block 511 and second tooth slot 512

Third drive shaft 60 first coupling 61

Fourth drive shaft 70 second coupling 71

Sliding sleeve 80 deflector rod 81

Shifting block 82 limiting nut 83

First positioning hole 84 and adjusting hole 85

First bearing 90

Inner ring 91 and outer ring 92

Limit flange 94 of rotator 93

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the embodiments.

Referring to fig. 1 to 7, the double-head multifunctional belt sander with a clutch function includes a frame 100, a motor 30, a transmission shaft rotatably disposed on the frame 100, a first belt sanding mechanism 10, and a second belt sanding mechanism 20, wherein the transmission shaft is disposed along a horizontal direction, and the transmission shaft is in transmission connection with the motor 30 and is driven to rotate by the motor 30. First belt mechanism 10 and second belt mechanism 20 are both disposed on frame 100 and are in transmission connection with a transmission shaft, and first belt mechanism 10 and second belt mechanism 20 may be conventional belt mechanisms disposed on both sides of the transmission shaft to form a double-headed belt sander. In the utility model, the transmission shafts comprise a first transmission shaft 40, a second transmission shaft 50 and a clutch mechanism for realizing the separation or combination of the first transmission shaft 40 and the second transmission shaft 50, the first belt mechanism 10 is in transmission connection with the first transmission shaft 40, and the second belt mechanism 20 is in transmission connection with the second transmission shaft 50. In the present invention, the first transmission shaft 40 and the second transmission shaft 50 are coaxially disposed and both horizontally disposed.

In the present invention, the clutch mechanism may have various structures, and those skilled in the art will know that the first transmission shaft 40 and the second transmission shaft 50 can be combined to realize the synchronous rotation of the first transmission shaft 40 and the second transmission shaft 50, and the first transmission shaft 40 and the second transmission shaft 50 are separated to realize the power cut-off of the first transmission shaft 40 and the second transmission shaft 50. As a preferred aspect of the present invention, the present invention provides a clutch mechanism with a simple structure, the clutch mechanism includes a first ring gear 41 disposed on the first transmission shaft 40, a second ring gear 51 disposed on the second transmission shaft 50, and a fork mechanism for driving the first ring gear 41 and the second ring gear 51 to engage or disengage, the first transmission shaft 40 and the second transmission shaft 50 are both disposed along a horizontal direction, the first ring gear 41 is disposed on the first transmission shaft 40 in a manner of being capable of moving along an axial direction of the first transmission shaft 40, the first ring gear 41 is disposed in a manner of being capable of rotating synchronously with the first transmission shaft 40, and specifically, the first ring gear 41 and the first transmission shaft 40 are engaged by a key and a key groove. The shifting fork mechanism is matched with the first gear ring 41, and the shifting fork mechanism drives the first gear ring 41 to move axially.

As a preferred embodiment of the present invention, the first ring gear 41 has a ring gear portion 412 and a sleeve portion 411 that are integrally formed, a joint between the ring gear portion 412 and the sleeve portion 411 forms a limit table 415, and further includes a first bearing 90, the first bearing 90 includes an inner ring 91, an outer ring 92 and a rotating body 93 disposed between the inner ring 91 and the outer ring 92, and the inner ring 91 is sleeved on the sleeve portion 411 and rotates synchronously with the sleeve portion 411. The shifting fork mechanism comprises a sliding sleeve 80, a shifting lever 81 and a positioning mechanism, wherein the shifting lever 81 is used for driving the sliding sleeve 80 to slide, the positioning mechanism is used for positioning the shifting lever 81, the sliding sleeve 80 is sleeved on an outer ring 92 and moves together with the outer ring 92, a limit nut 83 is arranged on a shaft sleeve part 411, the limit nut 83 is in threaded connection with the shaft sleeve part 411, a first bearing 90 is located between a limit table 415 and the limit nut 83, and the first bearing 90 is limited by the limit table and the limit nut 83 to slip from the shaft sleeve part 411. Preferably, in the present invention, there are two first bearings 90, the two first bearings 90 are coaxially sleeved on the shaft sleeve, a limit flange 94 is disposed on an axial end of an outer ring 92 of the first bearing 90, and the limit flange 94 abuts against the sliding sleeve 80, so as to position the first bearings 90 on the sliding sleeve 80.

As a preferred mode of the present invention, a guide plate 101 is disposed on the frame 100, the guide plate 101 is disposed on the frame 100 along a horizontal direction, a guide slot 102 is disposed on the guide plate 101, the guide slot 102 is in a shape of a bar, the guide slot 102 is used for guiding the movement of the shift lever 81, the shift lever 81 moves to two ends of the guide slot 102, the first gear ring 41 and the second gear ring 51 correspond to an engaged state and a completely separated state, one end of the shift lever 81 is connected to the sliding sleeve 80, the other end of the shift lever 81 is disposed in the guide slot 102 and connected to the shift block 82, and in the embodiment, the shift block 82 and the shift lever 81 are movably connected. In the utility model, the shifting block 82 is arranged along the horizontal direction, and the shifting rod 81 is fixedly connected with the shifting block 82 and is arranged vertically.

As a preferred mode of the present invention, the positioning mechanism includes a positioning pin or a positioning screw (not shown in the drawings), one end of the shifting block 82 is hinged on the guide plate 101, the other end is provided with a first positioning hole 84, the middle of the shifting block 82 is provided with an adjusting hole 85, the shifting rod 81 is inserted into the adjusting hole 85, the guide plate 101 is provided with a plurality of second positioning holes 103 matching with the first positioning holes 84, the positioning pin or the positioning screw is inserted into the first positioning holes 84 and the second positioning holes 103, when in use, the shifting block 82 is shifted to a position (at this time, the shifting block 82 drives the shifting rod 81 to move in the guide groove 102, so that the first gear ring 41 and the second gear ring 51 are engaged), the positioning pin or the positioning screw is inserted or screwed into the first positioning hole 84 and the second positioning holes 103, so as to position the shifting block 82 and the shifting rod 81, or the shifting block 82 is shifted to the second positioning hole 103 of another position (at this time, the shifting block 82 drives the shifting rod 81 to move in the guide groove 102, so that the first gear ring 41 and the second gear ring 51 are separated), and a positioning pin or a positioning screw is inserted or screwed into the first positioning hole 84 and the second positioning hole 103, so that the shifting block 82 and the shifting rod 81 are positioned.

As a preferable mode of the present invention, the positioning mechanism is a spring pin, one end of the shifting block 82 is hinged to the guide plate 101, the other end of the shifting block 82 is provided with a spring pin (not shown in the figure), the middle of the shifting block 82 is provided with an adjusting hole 85, the shifting rod 81 is inserted into the adjusting hole 85, the guide plate 101 is provided with a plurality of second positioning holes 103 matched with the spring pin, by adopting the structure, when the shifting block 82 needs to be shifted, the spring pin is pulled up, the shifting block 82 is rotated to a certain second positioning hole 103 to release the spring pin, the spring pin is reset, the positioning of the shifting block 82 is realized, and the operation is more convenient. Of course, other positioning mechanisms may be provided by those skilled in the art to effect rotation and positioning of the paddle 82.

As a preferred mode of the present invention, a plurality of first tooth blocks 413 are disposed at one end of the first gear ring 41 in the axial direction, the plurality of first tooth blocks 413 are arranged along the circumferential direction of the first gear ring 41, a first tooth groove 414 is formed between adjacent first tooth blocks 413, a plurality of second tooth blocks 511 are disposed at one end of the second gear ring 51 in the axial direction, the plurality of second tooth blocks 511 are arranged along the circumferential direction of the second gear ring 51, a second tooth groove 512 matched with the first tooth blocks 413 is formed between adjacent second tooth blocks 511, the first tooth blocks 413 are inserted into the second tooth grooves 512, and the second tooth blocks 511 are inserted into the first tooth groove 414, so as to implement the first gear ring 41 and the second gear ring 51.

In a preferred embodiment of the present invention, the first transmission shaft 40 is connected to a third transmission shaft 60 through a first coupling 61, the first belt mechanism 10 is connected to the third transmission shaft 60 in a transmission manner, the second transmission shaft 50 is connected to a fourth transmission shaft 70 through a second coupling 71, and the fourth transmission shaft 70 is connected to the second belt mechanism 20 in a transmission manner.

As a preferred embodiment of the present invention, the motor 30 is fixed on the frame 100, the motor 30 is provided with a first belt pulley 31, the fourth transmission shaft 70 is provided with a second belt pulley 32, and the first belt pulley 31 and the second belt pulley 32 are in transmission connection through a transmission belt (not shown in the figure). Preferably, the first belt pulley 31 is provided with a plurality of sleeving parts with different diameters, the second belt pulley 32 is also provided with a plurality of sleeving parts with different diameters, the transmission belt is sleeved on the different sleeving parts, and the adjustment of the transmission ratio can be realized.

In a preferred embodiment of the present invention, the first belt mechanism 10 includes a first driving wheel 11, a first driven wheel 13, a first tension wheel 12, and a first belt (not shown in the figure), the first driving wheel 11 is mounted on the third transmission shaft 60, the first belt is sleeved on the first driving wheel 11, the first driven wheel 13, and the first tension wheel 12, the second belt mechanism 20 includes a second driving wheel 21, a second driven wheel 23, a second tension wheel 22, and a second belt (not shown in the figure), the second driving wheel 21 is mounted on the fourth transmission shaft 70, and the second belt is sleeved on the second driving wheel 21, the second driven wheel 23, and the second tension wheel 22. Preferably, in the present invention, the first driven wheel 13 is mounted on the frame 100 in an exchangeable manner, and the second driven wheel 23 is mounted on the frame 100 in an exchangeable manner, so that different specifications or types of driven wheels can be selected as required, thereby further diversifying the grinding manner and function of the present invention.

The product form of the present invention is not limited to the embodiments, and any suitable changes or modifications of the similar ideas by anyone should be considered as not departing from the patent scope of the present invention.

Claims

1. Multi-functional abrasive band machine of double-end with separation and reunion function, including frame, motor, rotationally set up transmission shaft, first abrasive band mechanism and the second abrasive band mechanism in the frame, the transmission shaft is connected with motor drive, and first abrasive band mechanism and second abrasive band mechanism all set up in the frame and are connected its characterized in that with the transmission shaft transmission: the transmission shaft comprises a first transmission shaft, a second transmission shaft and a clutch mechanism for realizing the separation or combination of the first transmission shaft and the second transmission shaft, the first abrasive belt mechanism is in transmission connection with the first transmission shaft, and the second abrasive belt mechanism is in transmission connection with the second transmission shaft.

2. The double-headed multifunctional belt sander with a clutching function as claimed in claim 1, wherein: clutch device is in including setting up epaxial first ring gear of first transmission, setting are in epaxial second ring gear of second transmission and be used for driving the fork mechanism of first ring gear and second ring gear meshing or separation, and first transmission shaft and second transmission all set up along the horizontal direction, and first ring gear is in order to follow the mode setting of the axial displacement of first transmission shaft is in on the first transmission shaft, first ring gear in order can with the mode setting of the synchronous pivoted of first transmission shaft, fork mechanism and the cooperation setting of first ring gear.

3. The double-headed multifunctional belt sander with a clutching function as claimed in claim 2, wherein: first ring gear has race portion and axle sleeve portion, and ring gear portion forms spacing platform with axle sleeve portion linking department, still includes first bearing, and first bearing includes inner circle, outer lane and sets up the rotor between inner circle and outer lane, and the inner circle suit is in axle sleeve portion, shifting fork mechanism includes the sliding sleeve, is used for driving the gliding driving lever of sliding sleeve and realizes the positioning mechanism of driving lever location, and the sliding sleeve suit is equipped with stop nut on the axle sleeve portion on the outer lane, and first bearing is located between spacing platform and the stop nut.

4. The double-headed multifunctional belt sander with a clutching function as claimed in claim 3, wherein: the frame is provided with a guide plate, the guide plate is provided with a guide groove, one end of the driving lever is connected to the sliding sleeve, and the other end of the driving lever penetrates through the guide groove and is connected with a driving block.

5. The double-headed multifunctional belt sander with a clutching function as claimed in claim 4, wherein: the positioning mechanism is a positioning pin or a positioning screw rod, one end of the shifting block is hinged to the guide plate, a first positioning hole is formed in the other end of the shifting block, an adjusting hole is formed in the middle of the shifting block, the shifting block penetrates through the adjusting hole, a plurality of second positioning holes matched with the first positioning holes are formed in the guide plate, and the positioning pin or the positioning screw rod penetrates through the first positioning holes and the second positioning holes.

6. The double-headed multifunctional belt sander with a clutching function as claimed in claim 4, wherein: the positioning mechanism is a spring pin, one end of the shifting block is hinged to the guide plate, the other end of the shifting block is provided with the spring pin, the middle of the shifting block is provided with an adjusting hole, the shifting rod penetrates through the adjusting hole, and the guide plate is provided with a plurality of second positioning holes matched with the spring pin.

7. The double-headed multifunctional belt sander with a clutching function as claimed in claim 4, wherein: first ring gear is equipped with a plurality of first tooth pieces along axial one end, and a plurality of first tooth pieces are followed the circumference of first ring gear is arranged, forms first tooth's socket between the adjacent first tooth piece, the second ring gear is equipped with a plurality of second tooth pieces along axial one end, and a plurality of second tooth pieces are followed the circumference of second ring gear is arranged, forms between the adjacent second tooth piece with first tooth piece complex second tooth's socket.

8. The double-headed multifunctional belt sander with a clutching function as claimed in claim 1, wherein: the first transmission shaft is connected with a third transmission shaft through a first coupler, the first abrasive belt mechanism is in transmission connection with the third transmission shaft, the second transmission shaft is connected with a fourth transmission shaft through a second coupler, and the fourth transmission shaft is in transmission connection with the second abrasive belt mechanism.

9. The double-headed multifunctional belt sander with a clutching function as claimed in claim 8, wherein: the motor is fixed on the rack, a first belt pulley is arranged on the motor, a second belt pulley is arranged on the fourth transmission shaft, and the first belt pulley is in transmission connection with the second belt pulley through a transmission belt.

10. The double-headed multifunctional belt sander with a clutching function as claimed in claim 8, wherein: first abrasive belt mechanism includes first action wheel, first follow driving wheel, first tensioning wheel and first abrasive belt, and first action wheel is installed on the third transmission shaft, and first abrasive belt cover is established on first action wheel, first follow driving wheel and first tensioning wheel, second abrasive belt mechanism includes second action wheel, second follow driving wheel, second tensioning wheel and second abrasive belt, and the second action wheel is installed on the fourth transmission shaft, and second abrasive belt cover is established on second action wheel, second follow driving wheel and second tensioning wheel.