CN213260001U

CN213260001U - Dust collecting device for cutting of toothless saw

Info

Publication number: CN213260001U
Application number: CN202021257227.1U
Authority: CN
Inventors: 王诣博
Original assignee: Tianjin Keyiyuan Electromechanical Equipment Co ltd
Current assignee: Tianjin Keyiyuan Electromechanical Equipment Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-25
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a dust collecting device is used in toothless saw cutting belongs to cutting technical field, which comprises a fixing plate and i, the top of fixed plate is fixed with lower dust collection box, the top of lower dust collection box is fixed with dust collection box, the inside of lower dust collection box and last dust collection box all is provided with the collection dirt frame, the inner wall of lower dust collection box and last dust collection box all is fixed with the filter screen, the top of fixed plate is fixed with negative-pressure air fan, be fixed with the bleeder between negative-pressure air fan and lower dust collection box and the last dust collection box, be provided with the valve on the bleeder, the bull stick is installed in one side rotation of lower dust collection box and last dust collection box. The utility model discloses can need not to shut down and can clear up the dust collection box in the dust collecting device, normal cutting work is not delayed, avoids general dust collecting device can not clear up the mediation dust collection box in the cutting machine course of work, leads to the inconvenient problem of clearance to facilitate for staff's use, improved people's work efficiency simultaneously.

Description

Dust collecting device for cutting of toothless saw

Technical Field

The utility model relates to a dust collecting device especially relates to a dust collecting device is used in toothless saw cutting, belongs to cutting technical field.

Background

The toothless saw is an electric tool frequently used in building engineering, and is mainly used for cutting iron wires, pipes, profiles and various mixed materials, including steel, copper, aluminum profiles, wood and the like. The toothless saw is a device which has no teeth and can realize the function of a saw, and the toothless saw is a simple machine, and the main body of the toothless saw is a motor and a grinding wheel which is connected through a belt or directly fixed on the motor shaft. In the cutting process, the object is cut by utilizing the sharp angle of the grinding wheel particles through the high-speed rotation of the grinding wheel, meanwhile, the abraded particles fall down, new sharp particles are exposed, and the object is cut by utilizing the abrasion of the grinding wheel. When the toothless saw is used for sawing off the wood, a large amount of chips and fine dust are generated, the chips are diffused in the air and easily damage the respiratory system of workers, so that a proper collecting device is required to be adopted for collecting the chips in the process of sawing off the wood by using the toothless saw;

however, the dust collecting device for the toothless saw cutting in the prior art has some defects in the practical use process, such as: when the piece in the dust collection box and the fine dust volume are full of needs clearance, must stop cutting work and just can clear up, can make cutting work delayed like this, and then lead to work efficiency to descend, and dust collecting device's dust cage long-term dust absorption can make the inner wall pile up a large amount of dusts in addition, and this can lead to the fact the dust absorption effect variation in the past in the long time.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a dust collecting device is used in toothless saw cutting to solve the problem that is not convenient for clear up among the prior art and dust collection effect is poor.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a dust collecting device for toothless saw cutting comprises a fixing plate, wherein a lower dust collecting box is fixed at the top of the fixing plate, an upper dust collecting box is fixed at the top of the lower dust collecting box, dust collecting frames are arranged inside the lower dust collecting box and the upper dust collecting box, filter screens are fixed on the inner walls of the lower dust collecting box and the upper dust collecting box, a negative pressure fan is fixed at the top of the fixing plate, a branch pipe is fixed between the negative pressure fan and the lower dust collecting box as well as between the negative pressure fan and the upper dust collecting box, a valve is arranged on the branch pipe, a rotating rod is rotatably installed on one side of the lower dust collecting box as well as one side of the upper dust collecting box, a turntable is fixed at one end of the rotating rod, a baffle is fixed on one side of the turntable, a first conveying pipe is fixed on one side of the upper dust collecting box, a second conveying pipe is fixed on one side of the lower dust collecting box, a dust collecting pipe is arranged at the top of the fixing plate, and is communicated, the one end of carousel runs through and extends to the inside of dust absorption pipe, the one end of dust absorption pipe is fixed with the suction hood, be provided with clearance mechanism on the dust absorption pipe, the bottom of fixed plate is provided with adjustment mechanism.

Preferably: clearance mechanism includes motor, outer ring gear and gear, the motor is located the outside of first conveyer pipe, the output shaft of motor passes through shaft coupling fixedly connected with pivot, the one end of pivot is fixed with the gear, outer ring gear slidable mounting is between suction hood and dust absorption pipe, one side of outer ring gear is fixed with first brush-holder stud, the opposite side of outer ring gear is fixed with the second brush-holder stud.

Preferably: adjustment mechanism includes first screw rod, two-way internal thread pipe and second screw rod, first screw rod is located the four corners department of fixed plate bottom, and four groups all threaded connection of the outer wall of first screw rod has two-way internal thread pipe, four groups all threaded connection has the second screw rod for the inner wall of two-way internal thread socle portion.

Preferably: the outside of bull stick is provided with the turning handle, and the outside of turning handle is provided with anti-skidding line.

Preferably: one side of lower dust collection box and last dust collection box all is provided with sealing door, and is provided with observation glass on the sealing door.

Preferably: the bottom of the second screw is provided with a universal wheel, and the outer side of the bidirectional internal threaded pipe is provided with an anti-skidding ring.

The utility model has the advantages that:

the utility model provides a pair of dust collecting device is used in toothless saw cutting: through the mutual matching use of the lower dust collection box, the upper dust collection box, the dust collection frame, the filter screen, the negative pressure fan, the branch pipe, the rotating rod, the rotating disc, the baffle, the first conveying pipe and the second conveying pipe, the dust collection box in the dust collection device can be cleaned without stopping the machine, the normal cutting work is not delayed, and the problem that the dust collection box cannot be cleaned and dredged in the working process of a cutting machine by a common dust collection device, so that the cleaning is inconvenient is solved, the use of workers is facilitated, and the working efficiency of people is improved; through the mutual matching use of the dust hood, the motor, the rotating shaft, the gear, the outer gear ring, the first brush rod, the second brush rod and the dust collection pipe, when dust on the inner wall of the dust hood is accumulated, the inner wall of the wind collection hood can be cleaned without being disassembled, so that the cleaning time and the workload of workers are saved, and the working efficiency of the workers is improved; through the use of mutually supporting of first screw rod, two-way internal thread pipe and second screw rod, can adjust the holistic height of this dust collecting device according to the high difference of cutting bed for the cutting position is aimed at to the suction hood, thereby has improved this dust collecting device's application range and flexibility.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a schematic view of the connection between the turntable and the rotary rod of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a fixing plate; 2. a lower dust collection box; 3. an upper dust collection box; 4. a dust collection frame; 5. a filter screen; 6. a negative pressure fan; 7. a branch pipe; 8. a rotating rod; 9. a turntable; 10. a baffle plate; 11. a first delivery pipe; 12. a second delivery pipe; 13. a dust hood; 14. a motor; 15. a rotating shaft; 16. a gear; 17. an outer ring gear; 18. a first brush bar; 19. a second brush bar; 20. a dust collection pipe; 21. a first screw; 22. a bidirectional internally threaded tube; 23. a second screw; 24. and (4) a valve.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1 to 3, the present embodiment provides a dust collecting device for cutting a toothless saw, which comprises a fixing plate 1, a lower dust collecting box 2 fixed on the top of the fixing plate 1, an upper dust collecting box 3 fixed on the top of the lower dust collecting box 2, dust collecting frames 4 arranged inside the lower dust collecting box 2 and the upper dust collecting box 3, filter screens 5 fixed on the inner walls of the lower dust collecting box 2 and the upper dust collecting box 3, a negative pressure fan 6 fixed on the top of the fixing plate 1, a branch pipe 7 fixed between the negative pressure fan 6 and the lower dust collecting box 2 and the upper dust collecting box 3, a valve 24 arranged on the branch pipe 7, a rotating rod 8 rotatably arranged on one side of the lower dust collecting box 2 and the upper dust collecting box 3, a rotating disc 9 fixed on one end of the rotating rod 8, a baffle plate 10 fixed on one side of the rotating disc 9, a first conveying pipe 11 fixed on one side of the upper dust collecting box 3, a second conveying pipe 12 fixed on one side of the lower dust collecting box 2, the top of fixed plate 1 is provided with dust absorption pipe 20, and dust absorption pipe 20 is linked together with first conveyer pipe 11 and second conveyer pipe 12, and the inside of dust absorption pipe 20 is run through and is extended to the one end of carousel 9, and the one end of dust absorption pipe 20 is fixed with suction hood 13, is provided with clearance mechanism on the dust absorption pipe 20, and the bottom of fixed plate 1 is provided with adjustment mechanism.

In this embodiment, as shown in fig. 1, the cleaning mechanism includes a motor 14, an outer gear ring 17 and a gear 16, the motor 14 is located outside the first conveying pipe 11, an output shaft of the motor 14 is fixedly connected to a rotating shaft 15 through a coupling, one end of the rotating shaft 15 is fixed with the gear 16, the outer gear ring 17 is slidably installed between the dust hood 13 and the dust suction pipe 20, one side of the outer gear ring 17 is fixed with a first brush rod 18, and the other side of the outer gear ring 17 is fixed with a second brush rod 19, when dust accumulates on the inner wall of the dust hood 13, the motor 14 is started, the motor 14 drives the gear 16 to rotate through the rotating shaft 15, the gear 16 drives the outer gear ring 17 to rotate, so that the outer gear ring 17 drives the first brush rod 18 and the second brush rod 19 to respectively scrape and clean the dust on the inner walls of the dust hood 13 and the dust suction pipe 20, the inner wall of the air collecting hood can be cleaned without being disassembled, thereby saving cleaning time and workload of workers, the working efficiency of the working personnel is improved.

In this embodiment, as shown in fig. 1, the adjusting mechanism includes a first screw 21, a two-way internal threaded tube 22 and a second screw 23, the first screw 21 is located at four corners of the bottom of the fixing plate 1, the outer walls of the four sets of first screws 21 are all in threaded connection with the two-way internal threaded tube 22, the inner walls of the bottom of the four sets of two-way internal threaded tubes 22 are all in threaded connection with the second screw 23, the device is pushed to one side of the cutting device, the two-way internal threaded tube 22 is rotated to further drive the first screws 21 and the second screws 23 to move in opposite directions, so that the device integrally ascends or descends until the dust hood 13 at the top of the fixing plate 1 is aligned with the cutting position on the cutting device, the height of the dust collecting device is adjusted according to the height of the cutting table, so that the dust hood 13 is aligned.

In this embodiment, as shown in fig. 2, the outside of the rotating rod 8 is provided with the rotating handle, and the outside of the rotating handle is provided with the anti-slip pattern, which increases the friction between the hand and the rotating handle, so that the rotating rod 8 is convenient to rotate, and the operation is more labor-saving.

In this embodiment, as shown in fig. 3, one side of the lower dust collecting box 2 and one side of the upper dust collecting box 3 are both provided with a sealing door, and the sealing door is provided with an observation glass, so that the observation glass is used for observing the dust debris accumulated in the lower dust collecting box 2 and the inner dust collecting box, and then judging whether the dust debris needs to be cleaned, so that the cleaning method is more intuitive, does not need to open a box body for observation or subjective assumption, and is more convenient to use.

In this embodiment, as shown in fig. 1, the bottom of the second screw 23 is provided with a universal wheel, which is convenient for people to move the dust collecting device, and the movement is flexible and convenient, the outer side of the bidirectional internal thread tube 22 is provided with an anti-slip ring, the anti-slip ring increases the friction between the hand and the outer side of the bidirectional internal thread tube 22, and the bidirectional internal thread tube 22 is convenient to rotate and is not easy to slip.

As shown in fig. 1 to 3, the present embodiment provides a dust collecting device for a toothless saw cutting, which operates as follows:

step 1: the device is pushed to one side of the cutting device, the dust hood 13 is aligned to the cutting position on the cutting device, the bidirectional internal threaded pipe 22 is rotated, the first screw rod 21 and the second screw rod 23 are driven to move in opposite directions, and finally the height of the whole device is adjusted, so that the cutting position of the dust hood 13 is aligned;

step 2: rotating the rotating rod 8, the rotating rod 8 drives the rotating disc 9 and the baffle 10, when the baffle 10 rotates to block the communication position of the second conveying pipe 12 and the dust suction pipe 20, closing the valve 24 at the communication position of the lower dust collection box 2 on the branch pipe 7, starting the negative pressure fan 6, sucking the chips generated by cutting by the dust suction cover 13, entering the upper dust collection box 3 through the first conveying pipe 11, opening the lower dust collection box 2 at the moment, taking out the dust collection frame 4, and finally cleaning the inner walls of the filter screen 5 and the lower dust collection box 2;

and step 3: the motor 14 is started, the motor 14 drives the gear 16 to rotate through the rotating shaft 15, the gear 16 drives the outer gear ring 17 to rotate, and the outer gear ring 17 drives the first brush rod 18 and the second brush rod 19 to respectively scrape and clean dust on the inner walls of the dust hood 13 and the dust suction pipe 20.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a dust collecting device is used in cutting of toothless saw which characterized in that: comprises a fixed plate (1), the top of the fixed plate (1) is fixed with a lower dust collecting box (2), the top of the lower dust collecting box (2) is fixed with an upper dust collecting box (3), the insides of the lower dust collecting box (2) and the upper dust collecting box (3) are provided with dust collecting frames (4), the inner walls of the lower dust collecting box (2) and the upper dust collecting box (3) are fixed with filter screens (5), the top of the fixed plate (1) is fixed with a negative pressure fan (6), a branch pipe (7) is fixed between the negative pressure fan (6) and the lower dust collecting box (2) and the upper dust collecting box (3), a valve (24) is arranged on the branch pipe (7), a rotating rod (8) is installed on one side of the lower dust collecting box (2) and the upper dust collecting box (3) in a rotating way, one end of the rotating rod (8) is fixed with a turntable (9), one side of the turntable (9) is fixed with a baffle (10), go up one side of collection dirt case (3) and be fixed with first conveyer pipe (11), one side of collection dirt case (2) is fixed with second conveyer pipe (12) down, the top of fixed plate (1) is provided with dust absorption pipe (20), dust absorption pipe (20) are linked together with first conveyer pipe (11) and second conveyer pipe (12), the one end of carousel (9) runs through and extends to the inside of dust absorption pipe (20), the one end of dust absorption pipe (20) is fixed with suction hood (13), be provided with clearance mechanism on dust absorption pipe (20), the bottom of fixed plate (1) is provided with adjustment mechanism.

2. The dust collecting apparatus for a toothless saw cutting as set forth in claim 1, wherein: clearance mechanism includes motor (14), outer ring gear (17) and gear (16), motor (14) are located the outside of first conveyer pipe (11), the output shaft of motor (14) passes through shaft coupling fixedly connected with pivot (15), the one end of pivot (15) is fixed with gear (16), outer ring gear (17) slidable mounting is between dust absorption cover (13) and dust absorption pipe (20), one side of outer ring gear (17) is fixed with first brush-holder stud (18), the opposite side of outer ring gear (17) is fixed with second brush-holder stud (19).

3. The dust collecting apparatus for a toothless saw cutting as set forth in claim 1, wherein: adjustment mechanism includes first screw rod (21), two-way internal thread pipe (22) and second screw rod (23), first screw rod (21) are located the four corners department of fixed plate (1) bottom, and are four groups the outer wall of first screw rod (21) all threaded connection has two-way internal thread pipe (22), and is four groups the inner wall of two-way internal thread pipe (22) bottom all threaded connection has second screw rod (23).

4. The dust collecting apparatus for a toothless saw cutting as set forth in claim 1, wherein: the outer side of the rotating rod (8) is provided with a rotating handle, and the outer side of the rotating handle is provided with anti-skid grains.

5. The dust collecting apparatus for a toothless saw cutting as set forth in claim 1, wherein: one side of lower dust collection box (2) and last dust collection box (3) all is provided with the sealing door, and is provided with observation glass on the sealing door.

6. The dust collecting apparatus for a toothless saw cutting as set forth in claim 3, wherein: the bottom of the second screw rod (23) is provided with a universal wheel, and the outer side of the bidirectional internal threaded pipe (22) is provided with an anti-skidding ring.