CN212020257U

CN212020257U - Plate type blade forming device of centrifugal fan

Info

Publication number: CN212020257U
Application number: CN202020111521.5U
Authority: CN
Inventors: 范绍富; 金银钢; 陆琪琳; 谭奇; 沈伟
Original assignee: Zhejiang Keli Fan Co ltd
Current assignee: Zhejiang Keli Fan Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-11-27
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a centrifugal fan's board type blade forming device, including frame and the part of polishing, have the positioning seat that is used for placing the blade of waiting to process in the frame, the connecting seat has still been linked firmly in the frame, be equipped with the clamp plate of relative positioning seat up-and-down motion corresponding to the positioning seat top on the connecting seat, be used for driving the clamp plate action compress tightly the driving piece and be used for driving the driving piece that the clamp plate rotated, the part of polishing is including locating the connecting seat both sides respectively and the relative connecting seat about the sliding seat of action, locating the synchronizing wheel of sliding seat top both sides respectively, twine the hold-in range on two synchronizing wheels, be used for driving one of them synchronizing wheel pivoted driving piece and be used for driving the drive assembly of two sliding seat horizontal slideings, the synchronizing wheel outside is equipped with the layer. The utility model discloses well layer of polishing can polish to the great region of blade edge simultaneously when the hold-in range rotates, and the area of contact who polishes increases, and efficiency of polishing improves.

Description

Plate type blade forming device of centrifugal fan

Technical Field

The utility model relates to a fan technical field especially relates to a centrifugal fan's board type blade forming device.

Background

In the industrial production process, in order to improve the processing efficiency of the fan blade, an automatic processing device is generally adopted to process and manufacture the fan blade.

The blank of the blade is usually formed by casting, and it can be seen that the casting process can leave burrs, burrs and other structures on the blank of the blade. In the next process, the burrs and burrs are removed by a machining method.

However, in the conventional machining, since a single grinding wheel is used for operation on a common lathe, the machining efficiency is low.

Disclosure of Invention

The utility model aims at providing a centrifugal fan's that machining efficiency is high board type blade forming device to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a centrifugal fan's board type blade forming device, includes the frame and the part of polishing, have the positioning seat that is used for placing the blade of waiting to process in the frame, still linked firmly the connecting seat in the frame, be equipped with the clamp plate of action about the relative positioning seat corresponding to the positioning seat top on the connecting seat, be used for driving the clamp plate action compress tightly the driving piece and be used for driving the driving piece that the clamp plate pivoted drives and changes the driving piece, the part of polishing is including locating the connecting seat both sides respectively and the relative connecting seat about the action sliding seat, locate the synchronizing wheel of sliding seat top both sides respectively, twine the hold-in range on two synchronizing wheels, be used for driving one of them synchronizing wheel pivoted drive piece and be used for driving two sliding seat horizontal slip's drive assembly, the synchronizing wheel outside.

The utility model discloses a theory of operation: to treat that the processing blade is placed on the positioning seat, it orders about clamp plate downward motion in order to compress tightly the blade to compress tightly the driving piece, drive assembly orders about the sliding seat of both sides to the positioning seat direction action so that hold-in range and blade edge offset, when hold-in range and blade edge offset, the hold-in range can take place to buckle along the blade edge and live blade edge part with the parcel, the driving piece of polishing this moment orders about the synchronizing wheel and rotates, thereby make the layer of polishing in the hold-in range outside along with the hold-in range together rotate in order to polish the blade edge, it orders about the clamp plate rotation to drive the driving piece simultaneously, the clamp plate drives the reverse and hold-.

The utility model discloses a hold-in range takes place to buckle and lives blade edge part with the parcel to polish the layer through its outside to the blade edge, compare the emery wheel, can polish simultaneously the great region of blade edge along with the hold-in range rotation in the layer of polishing, the area of contact who polishes increases, and the efficiency of polishing improves.

Preferably, the driving assembly comprises a screw rod penetrating through the two sliding seats simultaneously, a guide rod penetrating through the two sliding seats simultaneously, and an adjusting driving piece for driving the screw rod to rotate, wherein the adjusting driving piece drives the screw rod to rotate so as to drive the two sliding seats to slide simultaneously; order about two sliding seat simultaneous movement through the screw rod for the sliding distance of two sliding seats remains the unanimity throughout, and when the sliding seat of both sides was moved to the positioning seat direction simultaneously, when the polishing area on the hold-in range of one side was with blade edge contact, the polishing area on the hold-in range of opposite side also with blade edge contact, thereby blade both sides edge was polished simultaneously when making to polish, guaranteed the efficiency of polishing, and the sliding distance through screw rod control sliding seat is comparatively accurate, guarantees the precision of polishing to the blade.

Preferably, the pressing plate is rotatably connected to the end part of an output shaft of the pressing driving part through a rotating shaft, the rotating shaft is fixedly connected with a gear sleeve, a rotating gear meshed with the gear sleeve is arranged at the end part of the output shaft of the driving part, and when the pressing plate is driven by the pressing driving part to move up and down, the rotating gear is always meshed with the gear sleeve; because the rotating gear is engaged with the gear sleeve all the time, when the pressing plate compresses tightly the blade, the pressing plate can still realize rotating under the meshing transmission of gear sleeve and rotating gear to drive the blade through the pressing plate and rotate, the rotation direction of blade is reverse with the rotation direction of hold-in range, guarantees when improving the efficiency of polishing that the edge of blade all can obtain effectual polishing, and the blade circumference precision after polishing is high.

Preferably, a convex part is arranged at the axis of the positioning seat, a rotating seat is rotatably sleeved on the positioning seat, and a positioning sleeve sleeved on the convex part is arranged on the rotating seat; through the setting of rotating the seat, when making the relative positioning seat of blade rotate, the blade can drive the rotation seat of below and rotate together, its terminal surface takes place the friction with the positioning seat terminal surface down when preventing the blade rotation, because rotate the seat and cup joint on rotating the seat, the convex part can be used to guarantee to rotate the axle center of seat and positioning seat and coincide mutually, when polishing to the blade of different internal diameters, the rotation seat of the position sleeve of removable different external diameters, when guaranteeing that the blade is placed and rotates on rotating the seat, its axle center department can not skew because centrifugal force, guarantee the precision of polishing to the blade.

Preferably, a flexible cushion pad is arranged on the rotating seat; the impact can be absorbed under the action of the buffer cushion, and the noise can be avoided.

Preferably, a collecting box is detachably arranged on the other side, corresponding to the connecting seat, of the rack, and a collecting cavity is formed in the collecting box; the collecting box is used for collecting the piece that produces when polishing, prevents that the piece of the in-process of polishing from splashing everywhere, in falling workman's eyes, causes unnecessary personnel injury, operating personnel regularly to the piece in the collecting box clear up can, guaranteed the clean of all ring edge borders.

Preferably, a guide plate and a guide plate are arranged in the collection cavity, the guide plate is arranged at the top of the collection cavity, the bottom wall of the guide plate is arranged in an arc shape, the guide plate is arranged at the bottom of the collection cavity in an arc shape and is spaced from the inner wall of the collection box to form a blanking port and a collection cavity, and an openable discharge door is arranged at the bottom of the collection box; the setting of guide plate and stock guide can cushion the impact force when piece strikes to the collection incasement wall, and when the piece impacted the arc diapire of guide plate or arc stock guide on, all can slide along the cambered surface and fall into the intracavity of gathering materials through the blanking mouth with, prevent that the piece from striking the back rebound frame on, be convenient for to clastic collection.

Preferably, the buffer pad is made of rubber material; the rubber material has a better effect of protecting the integrity of the bottom of the blade and contributes to reducing wear.

Compared with the prior art, the utility model discloses a hold-in range takes place to buckle and lives blade edge part with the parcel to polish the blade edge through the layer of polishing in its outside, compare the emery wheel, can polish to the great region of blade edge simultaneously when the layer of polishing rotates along with the hold-in range, the area of contact who polishes increases, and efficiency of polishing improves.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the collection box of the present invention;

in the figure, 1, a frame; 2. positioning seats; 3. a connecting seat; 4. pressing a plate; 5. compressing the driving member; 6. driving the driving member; 7. a sliding seat; 8. a synchronizing wheel; 9. a synchronous belt; 10. polishing the driving piece; 11. polishing the layer; 12. a screw; 13. a guide bar; 14. adjusting the driving member; 15. a rotating shaft; 16. a gear sleeve; 17. a rotating gear; 18. a convex portion; 19. a rotating seat; 20. a positioning sleeve; 21. a cushion pad; 22. a collection box; 23. a collection chamber; 24. a baffle; 25. a material guide plate; 26. a blanking port; 27. a material collecting cavity; 28. a discharge door.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, a plate type blade forming device of a centrifugal fan comprises a frame 1 and a polishing part, wherein the frame 1 is provided with a positioning seat 2 for placing an impeller to be processed, the frame 1 is fixedly connected with a connecting seat 3, a pressing plate 4 which can move up and down relative to the positioning seat 2 is arranged on the connecting seat 3 corresponding to the upper part of the positioning seat 2, a compression driving part 5 for driving the pressing plate 4 to move and a driving and rotating part 6 for driving the pressing plate 4 to rotate, the compression driving part 5 is an air cylinder which can be purchased directly on the market and is installed on the connecting seat 3 through a screw, an output shaft of the air cylinder passes through the connecting seat 3 and is vertically arranged downwards, the driving and rotating part 6 is a motor which can be purchased directly on the market and is installed below the connecting seat 3 through a screw, the output shaft of the air cylinder is vertically arranged downwards, the pressing plate, the rotating shaft 15 is fixedly connected with a gear sleeve 16, the end part of an output shaft of the driving part 6 is provided with a rotating gear 17 meshed with the gear sleeve 16, when the pressing part 5 is pressed to drive the pressing plate 4 to move up and down, the rotating gear 17 is always meshed with the gear sleeve 16, the polishing part comprises sliding seats 7 which are respectively arranged at two sides of the connecting seat 3 and can move left and right relative to the connecting seat 3, synchronizing wheels 8 respectively arranged at two sides above the sliding seats 7, a synchronizing belt 9 wound on the two synchronizing wheels 8, a polishing driving part 10 used for driving one synchronizing wheel 8 to rotate and a driving component used for driving the two sliding seats 7 to slide left and right, a polishing layer 11 is arranged at the outer side of the synchronizing wheels 8, in the embodiment, the polishing layer 11 is made of abrasive paper attached to the outer side of the synchronizing wheels 8, the abrasive paper can be replaced when the service life is reached, and the polishing cost is reduced The guide rod 13 that runs through two sliding seats 7 simultaneously and be used for the pivoted regulation driving piece 14 of drive screw 12, adjust driving piece 14 and drive screw 12 and rotate in order to drive two sliding seats 7 and slide simultaneously, adjust driving piece 14 and select for use the motor that can directly purchase on the market, it passes through the screw mounting in frame 1 side, its output shaft and screw 12 one end fixed connection.

In this embodiment, a protrusion 18 is disposed at the axis of the positioning seat 2, a rotating seat 19 is rotatably sleeved on the positioning seat 2, a positioning sleeve 20 sleeved on the protrusion 18 is disposed on the rotating seat 19, and a flexible cushion 21 is disposed on the rotating seat 19.

In this embodiment, frame 1 is provided with collecting box 22 corresponding to can dismantling on connecting seat 3 opposite side, has collection chamber 23 in the collecting box 22, is provided with guide plate 24 and stock guide 25 in the collection chamber 23, and collection chamber 23 top is located to guide plate 24, and its diapire is the arc setting, and stock guide 25 arc sets up in collection chamber 23 bottom and forms blanking mouth 26 and collecting chamber 27 with collecting box 22 inner wall interval, and collecting box 22 bottom is equipped with the ejection of compact door 28 that can open, and blotter 21 is rubber materials.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although terms are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a centrifugal fan's board type blade forming device which characterized in that: the grinding device comprises a rack (1) and a grinding part, wherein a positioning seat (2) used for placing an impeller to be processed is arranged on the rack (1), a connecting seat (3) is fixedly connected onto the rack (1), a pressing plate (4) capable of moving up and down relative to the positioning seat (2), a pressing driving part (5) used for driving the pressing plate (4) to move and a driving and rotating driving part (6) used for driving the pressing plate (4) to rotate are arranged on the connecting seat (3) corresponding to the upper part of the positioning seat (2), the grinding part comprises sliding seats (7) which are respectively arranged on two sides of the connecting seat (3) and capable of moving left and right relative to the connecting seat (3), synchronous wheels (8) respectively arranged on two sides above the sliding seats (7), synchronous belts (9) wound on the two synchronous wheels (8), a grinding driving part (10) used for driving one of the synchronous wheels (8) to rotate and a driving assembly used for driving the two sliding seats (, and a polishing layer (11) is arranged on the outer side of the synchronizing wheel (8).

2. The plate type blade forming device of the centrifugal fan according to claim 1, wherein: the driving assembly comprises a screw rod (12) penetrating through the two sliding seats (7) simultaneously, a guide rod (13) penetrating through the two sliding seats (7) simultaneously and an adjusting driving piece (14) used for driving the screw rod (12) to rotate, and the adjusting driving piece (14) drives the screw rod (12) to rotate so as to drive the two sliding seats (7) to slide simultaneously.

3. The plate type blade forming device of the centrifugal fan according to claim 1, wherein: the clamp plate (4) is rotated through pivot (15) and is connected in the output shaft tip that compresses tightly driving piece (5), pivot (15) have linked firmly tooth cover (16), drive and change driving piece (6) output shaft tip and be equipped with rotating gear (17) with tooth cover (16) engaged with, when compressing tightly driving piece (5) and driving clamp plate (4) up-and-down motion, rotating gear (17) mesh with tooth cover (16) all the time.

4. The plate type blade forming device of the centrifugal fan according to claim 1, wherein: the positioning device is characterized in that a convex part (18) is arranged at the axis of the positioning seat (2), a rotating seat (19) is sleeved on the positioning seat (2) in a rotating mode, and a positioning sleeve (20) sleeved on the convex part (18) is arranged on the rotating seat (19).

5. The plate type blade forming device of the centrifugal fan as claimed in claim 4, wherein: a flexible buffer pad (21) is arranged on the rotating seat (19).

6. The plate type blade forming device of the centrifugal fan according to claim 1, wherein: the frame (1) is detachably provided with a collecting box (22) corresponding to the other side of the connecting seat (3), and a collecting cavity (23) is arranged in the collecting box (22).

7. The plate type blade forming device of the centrifugal fan as claimed in claim 6, wherein: be provided with guide plate (24) and stock guide (25) in collection chamber (23), collection chamber (23) top is located in guide plate (24), and its diapire is the arc setting, stock guide (25) arc set up in collection chamber (23) bottom and with collecting box (22) inner wall interval formation blanking mouth (26) and collecting chamber (27), collecting box (22) bottom is equipped with discharge door (28) that can open.

8. The plate type blade forming device of the centrifugal fan as claimed in claim 5, wherein: the buffer cushion (21) is made of rubber materials.