CN224185516U

CN224185516U - Band saw blade coiling mechanism

Info

Publication number: CN224185516U
Application number: CN202521224979.0U
Authority: CN
Inventors: 连爽丽; 邓柏霖; 邓巧颖
Original assignee: Zhangzhou Bailin Industry And Trade Co ltd
Current assignee: Zhangzhou Bailin Industry And Trade Co ltd
Priority date: 2025-06-16
Filing date: 2025-06-16
Publication date: 2026-05-01
Anticipated expiration: 2035-06-16

Abstract

The utility model relates to the technical field of winding devices, in particular to a band saw blade winding device which comprises a frame, a winding disc, a tail end limiting mechanism and a supporting frame, wherein two main shaft supporting plates are arranged on the frame, a placing groove is formed in the top of each main shaft supporting plate, the winding disc comprises a main shaft, a central column sleeved on the main shaft and limiting discs arranged at two ends of the central column, the main shaft penetrates through the placing groove, a power mechanism for driving the main shaft to rotate is arranged on the frame, the tail end limiting mechanism is arranged between the two limiting discs and used for allowing a band saw blade to penetrate through, the tail end of the band saw blade is fixed and fixed between the two limiting discs after winding is finished, the supporting frame is arranged on the main shaft supporting plate, a top frame is arranged on the top of the supporting frame, a guide rod is vertically arranged on the top of the top frame in a sliding mode, a counterweight is arranged on the top of the guide rod, and the bottom of the guide rod is connected with the tail end limiting mechanism. According to the utility model, the tail end of the band saw blade can be stably fixed by arranging the tail end limiting mechanism without changing the winding disc, so that the band saw blade is lower in use cost and wider in use range.

Description

Band saw blade coiling mechanism

Technical Field

The utility model relates to the technical field of winding devices, in particular to a band saw blade winding device.

Background

Band saw blades are a type of band tool used to cut wood, metal and other materials, with continuous toothed edges. The production process involves a number of critical steps, ensuring high performance and durability of the final product. The production of band saw blades generally requires the steps of raw material preparation, tooth form processing, heat treatment, surface treatment, inspection and packaging. The band saw blade needs to be rolled up after the production is finished so as to facilitate the product transfer.

The chinese patent with bulletin number CN212449838U discloses a novel bimetal band saw blade rolling device, through can placing a plurality of rolling discs cooperation and remove support piece and carry out spacingly to it on the back shaft, can carry out a plurality of bimetal band saw rolling simultaneously, improves the efficiency of rolling, and can carry out spacing fixedly to the tip wing afterbody of bimetal band saw through setting up extrusion subassembly cooperation tip and placing box and spacing fixed subassembly on the rolling disc, easy operation is convenient, and can fix its afterbody according to the winding diameter adjustment spacing fixed subassembly of bimetal band saw's position, use more convenience.

However, the above disclosed solution has the disadvantage that in order to achieve the tail limit during winding of the band saw blade, the conventional winding disc structure needs to be modified, which results in that the conventional general winding disc cannot achieve the function.

Disclosure of utility model

The utility model aims to solve the problem that the conventional general winding disc can be quickly fixed after being structurally modified in the background art, and provides a band saw blade winding device.

The technical scheme of the utility model is that the band saw blade winding device comprises:

the rack is provided with two main shaft supporting plates, and the top of each main shaft supporting plate is provided with a placing groove;

The rolling disc comprises a main shaft, a central column sleeved on the main shaft and limiting discs arranged at two ends of the central column, wherein the main shaft penetrates through the placing groove, and a power mechanism for driving the main shaft to rotate is arranged on the frame;

The tail end limiting mechanism is positioned between the two limiting plates and used for allowing the band saw blade to pass through, and the tail end of the band saw blade is fixed and the band saw blade is fixed between the two limiting plates after winding is finished;

And the support frame is arranged on the main shaft support plate, the top of the support frame is provided with a top frame, a guide rod is vertically arranged on the top frame in a sliding manner, the top of the guide rod is provided with a counterweight, and the bottom of the guide rod is connected with the tail end limiting mechanism.

Preferably, the power mechanism comprises a motor mounting seat axially sliding along the main shaft and arranged on the frame, a motor arranged on the motor mounting seat, a floating joint for connecting the output shaft of the motor and the main shaft, and a telescopic device arranged on the frame and driving the motor mounting seat to slide.

Preferably, the one end that power unit was kept away from to the main shaft sets up prevents jumping the mechanism, prevents jumping the mechanism including rotating the upset clamp plate that sets up at main shaft backup pad top to and fix the locking bolt in the main shaft backup pad with the upset clamp plate, the upset clamp plate is located the main shaft top and has the clearance with the main shaft.

Preferably, the central column is provided with a groove, the pressing plate is rotatably arranged in the groove, a plurality of opposite threaded holes are formed in the pressing plate and the groove, the head end of the band saw blade wound is inserted into the groove, and the pressing plate is fixed to the pressing plate through bolts after pressing the band saw blade.

Preferably, the afterbody stop gear is including supplying the box body that band saw blade passed, and screw thread fit runs through the main screw rod that sets up at the box body top, sets up the pressure disk in main screw rod bottom and be located the box body, sets up the disc at main screw rod top to and the slope rotates the limiting plate that sets up at box body top outer wall, and the disc descends to push down the limiting plate and makes limiting plate tip support on the limiting plate inner wall, and the disc is connected with the guide bar bottom is detachable.

Preferably, the support rod is rotatably arranged on the outer wall of the top of the box body, the bottom of the limiting plate is connected with the support rod, the bottom of the limiting plate is positioned below the disc, the top of the limiting plate is positioned on the outer side of the circumferential surface above the disc, the spring is arranged on the box body, and the top of the spring is in contact with the limiting plate.

Preferably, the top of the limiting plate is sleeved with an elastic sleeve.

Preferably, the disc top is vertical to be set up a plurality of connecting screw rods, and the guide bar bottom sets up the bottom plate, sets up a plurality of through-holes that supply connecting screw rod to pass on the bottom plate, sets up the holding ring on the connecting screw rod, and the bottom plate contacts with the holding ring, and the cooperation sets up the nut on the connecting screw rod.

Compared with the prior art, the technical scheme has the beneficial effects that after winding is finished, the nuts are detached, the guide rod is pulled upwards, then the disc is rotated to drive the pressure plate to descend, the tail end of the band saw blade is pressed by the pressure plate, meanwhile, the descending disc can drive the limiting plate to overturn downwards, the elastic sleeve is abutted against the inner wall of the limiting plate, the fixation of the box body is completed, and the tail end of the band saw blade is fixed. And then disconnecting the main shaft from the floating joint, stretching and pushing the floating joint to be far away from the main shaft by the telescopic device, opening the turnover pressing plate upwards, and transferring the rolling disc. The winding disc does not need to be changed, the tail end of the band saw blade can be stably fixed by arranging the tail end limiting mechanism, the use cost is lower, and the use range is wider.

Drawings

Fig. 1 is a perspective view of an embodiment of the present utility model.

Fig. 2 is an overall schematic diagram of fig. 1 at another view angle.

Fig. 3 is a front view of fig. 1.

Fig. 4 is an enlarged schematic view at a in fig. 3.

The device comprises a frame, a main shaft supporting plate, a placing groove, a main shaft, a floating joint, a motor mounting seat, a telescopic device, a sliding groove, a limiting plate, a central column, a pressing plate, a threaded hole, a 14, a turnover pressing plate, a 15, a locking bolt, a 16, a supporting frame, a 17, a top frame, a 18, a counterweight, a 19, a guide rod, a 20, a box body, a 21, a pressing plate, a 22, a main screw, a 23, a disc, a 24, a connecting screw, a 25, a bottom plate, a 26, a nut, a 27, a limiting plate, a 28, an elastic sleeve, a 29 and a spring.

Detailed Description

Example 1

As shown in fig. 1-2, the band saw blade winding device provided by the utility model comprises:

A rack 1, on which two spindle support plates 2 are arranged, and a placement groove 3 is arranged at the top of the spindle support plates 2;

The rolling disc comprises a main shaft 4, a central column 11 sleeved on the main shaft 4 and limiting discs 10 arranged at two ends of the central column 11, wherein the main shaft 4 passes through a placing groove 3, a power mechanism for driving the main shaft 4 to rotate is arranged on a frame 1, and the rolling disc is of a common rolling structure and is not changed, a groove is formed in the central column 11, a pressing plate 12 is rotatably arranged in the groove, a plurality of opposite threaded holes 13 are formed in the pressing plate 12 and the groove, the head end of the band saw blade rolling is inserted into the groove, and the pressing plate 12 presses the band saw blade and then fixes the pressing plate 12 through bolts;

The tail end limiting mechanism is positioned between the two limiting plates 10 and used for allowing the band saw blade to pass through, and after winding is finished, the tail end of the band saw blade is fixed and the band saw blade is fixed between the two limiting plates 10;

and the support frame 16 is arranged on the main shaft support plate 2, the top of the support frame 16 is provided with a top frame 17, a guide rod 19 is vertically arranged on the top frame 17 in a sliding manner, the top of the guide rod 19 is provided with a counterweight 18, and the bottom of the guide rod 19 is connected with the tail end limiting mechanism.

In the rolling process, the tail end limiting mechanism can be always pressed on the rolled band saw blade under the action of the counterweight 18, and continuously moves upwards along with the rolling process, after the rolling is finished, the tail end of the band saw blade is fixed through the tail end limiting mechanism, then the guide rod 19 is disconnected with the tail end limiting mechanism, the rolling disc can be taken down, the whole tail end limiting mechanism is used as a group of limiting accessories, no change is needed to be carried out on the rolling disc, the tail end of the band saw blade can be quickly fixed through the conventional rolling disc, and the use cost is lower.

Example two

As shown in fig. 1-2, the present embodiment of the present utility model provides a band saw blade winding device, which is more detailed than the first embodiment in terms of the structure of the power mechanism and the anti-bouncing mechanism.

The power mechanism comprises a motor mounting seat 7 axially sliding along the main shaft 4 and arranged on the frame 1, a motor 6 arranged on the motor mounting seat 7, a floating joint 5 connecting an output shaft of the motor 6 and the main shaft 4, and a telescopic device 8 arranged on the frame 1 and driving the motor mounting seat 7 to slide.

In an alternative embodiment, a sliding groove 9 is arranged on the frame 1, a sliding block is arranged at the bottom of the motor mounting seat 7, the sliding block is inserted into the sliding groove 9 and matched with the sliding groove to slide, the telescopic device 8 is an air cylinder or a hydraulic cylinder, after the connection between the floating joint 5 and the main shaft 4 is released, the telescopic device 8 stretches out to push the motor mounting seat 7, the motor 6 and the floating joint 5 to be far away from the main shaft 4, at the moment, the winding disc can be taken down, and the winding disc is pushed upwards and then pulled out transversely when the winding disc is taken out.

The one end that power unit was kept away from to main shaft 4 sets up prevents jumping mechanism, prevents jumping mechanism including rotating the upset clamp plate 14 that sets up at main shaft backup pad 2 top to and fix the lock bolt 15 on main shaft backup pad 2 with upset clamp plate 14, upset clamp plate 14 is located main shaft 4 top and has the clearance with main shaft 4, and this clearance is less than three millimeters, presses in main shaft 4 top through upset clamp plate 14, improves the stability of main shaft 4 rotation process, also can prevent that main shaft 4 accident from jumping out from standing groove 3, improves the security.

Example III

As shown in fig. 3-4, compared with the first embodiment, the present embodiment of the band saw blade winding device provided by the present utility model describes the structure of the tail limiting mechanism in detail.

The tail limiting mechanism comprises a box body 20 for a band saw blade to pass through, a main screw 22 arranged at the top of the box body 20 in a threaded fit manner, a pressure plate 21 arranged at the bottom of the main screw 22 and positioned in the box body 20, a disc 23 arranged at the top of the main screw 22, and a limiting plate 27 obliquely and rotatably arranged on the outer wall of the top of the box body 20, wherein the disc 23 is downwards pressed down on the limiting plate 27 to enable the end part of the limiting plate 27 to be abutted against the inner wall of the limiting plate 10, the disc 23 is detachably connected with the bottom of the guide rod 19, specifically, the top of the disc 23 is vertically provided with a plurality of connecting screws 24, the bottom of the guide rod 19 is provided with a bottom plate 25, the bottom plate 25 is provided with a plurality of through holes for the connecting screws 24 to pass through, the connecting screws 24 are provided with supporting rings, the bottom plate 25 is contacted with the supporting rings, nuts 26 are matched on the connecting screws 24, in the rolling process, the band saw blade is positioned between the pressure plate 21 and the inner wall of the bottom of the box body 20, and the inner wall of the bottom of the box body 20 can be adjusted by rotating the disc 23 before the guide rod 19 according to actual needs.

The outer wall of the top of the box body 20 is rotatably provided with a supporting rod, the bottom of the limiting plate 27 is connected with the supporting rod, the bottom of the limiting plate 27 is positioned below the disc 23, the top of the limiting plate is positioned on the outer side of the circumferential surface above the disc 23, the box body 20 is provided with a spring 29, the top of the spring 29 is contacted with the limiting plate 27, and the top of the limiting plate 27 is not contacted with the limiting plate 10 in the rolling process due to the pushing force of the spring 29, so that the rolling can be normally performed. The top of the limiting plate 27 is sleeved with an elastic sleeve 28, and the elastic sleeve 28 can be made of elastic rubber or other elastic materials and is selected according to the needs.

In summary, when the band saw blade winding device is used, firstly, the winding disc is placed in place, then the main shaft 4 and the floating joint 5 are connected, then the head end of the band saw blade passes through the box body 20 and is fixed on the central column 11 through the pressing plate 12, then the motor 6 is started to perform winding work, along with the continuous rising of the box body 20, after the winding is finished, the nuts 26 are removed, the guide rod 19 is pulled upwards until the operation is not affected, then the disc 23 is rotated to drive the pressing plate 21 to descend, the tail end of the band saw blade is pressed through the pressing plate 21, and meanwhile, the descending disc 23 drives the limiting plate 27 to turn downwards, so that the elastic sleeve 28 is abutted against the inner wall of the limiting disc 10, the self-fixing of the box body 20 is completed, and the tail end of the band saw blade is fixed. Then the main shaft 4 and the floating joint 5 are disconnected, the telescopic device 8 stretches to push the floating joint 5 to be away from the main shaft 4, the turnover pressing plate 14 is opened upwards, the guide rod 19 is pushed upwards to the uppermost side, one person holds the guide rod, the other person forks the winding disc through a forklift, or the winding disc is lifted through a lifting appliance. According to the utility model, the tail end of the band saw blade can be stably fixed by arranging the tail end limiting mechanism without changing the winding disc, so that the band saw blade is lower in use cost and wider in use range.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A band saw blade winding device, comprising:

A rack (1) on which two main shaft support plates (2) are arranged, wherein a placing groove (3) is arranged at the top of the main shaft support plates (2);

the rolling disc comprises a main shaft (4), a central column (11) sleeved on the main shaft (4) and limiting discs (10) arranged at two ends of the central column (11), wherein the main shaft (4) passes through the placing groove (3), and a power mechanism for driving the main shaft (4) to rotate is arranged on the frame (1);

The tail end limiting mechanism is positioned between the two limiting plates (10) and used for allowing the band saw blade to pass through, and the tail end of the band saw blade is fixed and the band saw blade is fixed between the two limiting plates (10) after winding is finished;

And the support frame (16) is arranged on the main shaft support plate (2), the top of the support frame (16) is provided with a top frame (17), the top frame (17) is vertically provided with a guide rod (19) in a sliding manner, the top of the guide rod (19) is provided with a counterweight (18), and the bottom of the guide rod (19) is connected with the tail end limiting mechanism.

2. A band saw blade winding device as defined in claim 1, wherein the power mechanism comprises a motor mounting seat (7) axially sliding along the main shaft (4) and arranged on the frame (1), a motor (6) arranged on the motor mounting seat (7), a floating joint (5) connecting an output shaft of the motor (6) and the main shaft (4), and a telescopic device (8) arranged on the frame (1) and driving the motor mounting seat (7) to slide.

3. A band saw blade winding device as defined in claim 1, wherein the end of the main shaft (4) remote from the power mechanism is provided with a runout prevention mechanism comprising a roll-over pressing plate (14) rotatably provided on the top of the main shaft supporting plate (2), and a locking bolt (15) for fixing the roll-over pressing plate (14) to the main shaft supporting plate (2), the roll-over pressing plate (14) being located above the main shaft (4) and having a clearance with the main shaft (4).

4. The band saw blade winding device according to claim 1, wherein the central column (11) is provided with a groove, the groove is internally provided with a pressing plate (12) in a rotating mode, the pressing plate (12) and the groove are provided with a plurality of opposite threaded holes (13), the head end of the band saw blade winding device is inserted into the groove, and the pressing plate (12) is fixed to the pressing plate (12) through bolts after pressing the band saw blade.

5. The band saw blade winding device according to claim 1, wherein the tail limiting mechanism comprises a box body (20) for allowing the band saw blade to pass through, a main screw rod (22) arranged at the top of the box body (20) in a threaded fit penetrating manner, a pressure plate (21) arranged at the bottom of the main screw rod (22) and positioned in the box body (20), a disc (23) arranged at the top of the main screw rod (22), and a limiting plate (27) obliquely and rotatably arranged on the outer wall of the top of the box body (20), wherein the disc (23) descends to press the limiting plate (27) to enable the end part of the limiting plate (27) to abut against the inner wall of the limiting plate (10), and the disc (23) is detachably connected with the bottom of the guide rod (19).

6. The band saw blade winding device according to claim 5, wherein a supporting rod is rotatably arranged on the outer wall of the top of the box body (20), the bottom of the limiting plate (27) is connected with the supporting rod, the bottom of the limiting plate (27) is located below the disc (23), the top of the limiting plate is located on the outer side of the circumferential surface above the disc (23), a spring (29) is arranged on the box body (20), and the top of the spring (29) is in contact with the limiting plate (27).

7. The band saw blade winding device as defined in claim 5, wherein the top of the limiting plate (27) is sleeved with an elastic sleeve (28).

8. The band saw blade winding device according to claim 5, wherein a plurality of connecting screws (24) are vertically arranged at the top of the disc (23), a bottom plate (25) is arranged at the bottom of the guide rod (19), a plurality of through holes for the connecting screws (24) to pass through are formed in the bottom plate (25), a supporting ring is arranged on the connecting screws (24), the bottom plate (25) is in contact with the supporting ring, and nuts (26) are matched with the connecting screws (24).