CN216274943U

CN216274943U - Cutting device for dust screen

Info

Publication number: CN216274943U
Application number: CN202122729864.5U
Authority: CN
Inventors: 赵海涛
Original assignee: Shandong Jinyao Renewable Resources Co ltd
Current assignee: Shandong Jinyao Renewable Resources Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-12
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a cutting device for a dustproof net, which comprises a first folding frame and a cutting machine, wherein: the first folding frame includes: the device comprises a support frame, an upper conveying roller, a first driving device, a tripod, a lower conveying roller and a leveling roller; the supporting frame is vertically fixed on the bottom frame, the upper conveying roller is rotatably connected to the supporting frame, and the first driving device is connected with the upper conveying roller; the tripod is obliquely arranged downwards, the upper end and the lower end of the tripod are respectively fixed on the support frame and the underframe, and the upper frame of the tripod is parallel to the upper conveying roller; the lower conveying roller is rotationally connected to the underframe below the tripod, and the leveling roller and the lower conveying roller are arranged adjacently, namely a gap is formed between the leveling roller and the lower conveying roller; the cutting machine is fixed on the bottom frame. The cutting device for the dust screen can not only automatically cut screen cloth and improve the processing efficiency of the screen cloth, but also cut wider screen cloth through the folding frame.

Description

Cutting device for dust screen

Technical Field

The utility model relates to the field of cutting of dust screens, in particular to a cutting device of a dust screen.

Background

The information disclosed in this background of the utility model is only for enhancement of understanding of the general background of the utility model and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

The dust screen is an important tool for preventing and controlling dust pollution of an open-air stock ground, and is particularly applied to large-scale places such as road construction, building construction and the like. The dust screens are different in length when used in different fields, and therefore, the whole dust screen needs to be cut into the required length. However, when the dust screen in the prior art is cut during processing, the dust screen is usually cut manually, so that the working efficiency is low, the lengths of the processed dust screens are often different, and the precision is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides the cutting device for the dust screen, which not only can automatically cut screen cloth and improve the processing efficiency of the screen cloth, but also can cut wider screen cloth through a folding frame. In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model provides a device is tailor to dust screen, includes first folding frame and cutter, wherein: the first folding frame includes: the device comprises a support frame, an upper conveying roller, a first driving device, a tripod, a lower conveying roller and a leveling roller. The supporting frame is vertically fixed on the bottom frame, the upper conveying roller is rotatably connected to the supporting frame, and the first driving device is connected with the upper conveying roller. The tripod is obliquely arranged downwards, the upper end and the lower end of the tripod are respectively fixed on the support frame and the underframe, and the upper frame of the tripod is parallel to the upper conveying roller. The lower conveying roller is rotatably connected to the underframe below the tripod, the leveling roller and the lower conveying roller are arranged adjacently, namely, a gap is formed between the leveling roller and the lower conveying roller, so that a dustproof net to be cut can pass through the gap. The cutting machine is fixed on the underframe, and the dustproof net which is narrowed after being folded by the tripod enters the lower conveying roller and the leveling roller for leveling and then enters the cutting machine for cutting.

Furthermore, a connecting rod is fixed in the tripod and is parallel to the upper frame of the tripod, so that the dustproof net to be cut is folded.

Furthermore, the cutting machine is fixed on the underframe, and the cutting machine is located the side of tripod and with the conveying roller sets up adjacent down to in the dust screen gets into the cutting machine after conveying roller and flattening roller flattening down, shorten the transport route.

Further, the cutting machine includes: the cutting machine comprises a rack, an upper feeding roller, a lower feeding roller, a second driving device, a guide rail, a driving belt and an electric cutting knife. Wherein: the upper feeding roller and the lower feeding roller are respectively composed of rollers which are oppositely arranged in pairs, the upper feeding roller and the lower feeding roller are rotatably connected to the rack, the lower feeding roller is positioned below the upper feeding roller, and the upper feeding roller and the lower feeding roller are both connected with the second driving device so as to keep synchronous movement. The guide rail is arranged between the upper feeding roller and the lower feeding roller and is parallel to the feeding rollers. The electric cutting knife is connected to the guide rail in a sliding mode and is connected with the driving belt, so that the electric cutting knife cuts the dust screen between the upper feeding roller and the lower feeding roller along with the movement of the driving belt.

Further, the electric cutting device also comprises a controller, and the second driving device, the driving belt and the electric cutting knife are all connected with the controller.

Furthermore, the driving belt comprises a belt ring, a third driving motor, a driving wheel and a driven wheel, the third driving motor is arranged on the rack, the driving wheel is fixed on a motor shaft of the third driving motor, the driven wheel is arranged on the rack opposite to the third driving motor, and the belt ring is sleeved on the driving wheel and the driven wheel. The electric cutting knife is connected with the belt ring.

Further, the two ends of the guide rail are provided with position sensors which are connected with the controller, when the position sensors detect the electric cutting knife, the position sensors transmit signals to the controller, and then the controller controls the driving belt to stop moving.

Furthermore, the folding device further comprises a second folding frame, the structure of the second folding frame is the same as that of the first folding frame, and the overall size of the second folding frame is larger than that of the first folding frame.

Furthermore, the second folding frame is fixed on the bottom frame and is arranged adjacent to the first folding frame so as to shorten the conveying path of the dust screen.

Compared with the prior art, the utility model has the following beneficial effects:

(1) the cutting device for the dust screen can fold the dust screen with the width not suitable for being cut by the cutting machine to a certain degree through the designed folding frame, so that the dust screen with different widths can be conveniently cut without changing the cutting machine, and the application range of the cutting device for the dust screen is enlarged.

(2) The cutting device for the dust screen can realize automatic cutting of the dust screen through the electric cutting knife, is efficient and quick, and ensures that the processed dust screen is uniform in length and processing quality.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

Fig. 1 is a schematic structural diagram of a cutting device for a dust screen according to an embodiment of the present invention.

Figure 2 is a schematic view of the construction of the drive belt in an embodiment of the utility model.

Fig. 3 is a schematic structural diagram of another cutting device for a dust screen according to an embodiment of the present invention.

The scores in the figure represent: the device comprises a support frame 1, an upper conveying roller 2, a first driving device 3, a tripod 4, a lower conveying roller 5, a leveling roller 6, a base frame 7, a connecting rod 8, a rack 9, an upper feeding roller 10, a lower feeding roller 11, a second driving device 12, a guide rail 13, a driving belt 14, a belt ring 14.1, a third driving motor 14.2, a driving wheel 14.3, an electric cutting knife 15, a connecting plate 16 and a second folding frame 17.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the connecting lines may be mechanical, direct or indirect through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention according to specific situations. The cutting device of the dust screen of the utility model is further explained by combining the drawings and the specific embodiment of the specification.

Referring to fig. 1 and 2, there is illustrated a dust-screen cutting apparatus including: first folding frame and cutter, wherein: the first folding frame includes: the device comprises a support frame 1, an upper conveying roller 2, a first driving device 3, a tripod 4, a lower conveying roller 5 and a leveling roller 6. The number of the support frames 1 is two, and the two support frames are vertically fixed on the bottom frame 7. The upper conveying rollers 2 are horizontally arranged between the two support frames 1 and are rotatably connected to the upper parts of the support frames 1 through bearings. The first driving device 3 is fixed on the outer wall of the support frame 1, the first driving device 3 can adopt a motor, and the upper conveying roller 2 is connected with the first driving device 3 through a chain, so that a chain transmission mechanism is formed between an output shaft of the first driving device 3 and the upper conveying roller 2, and the dustproof net is conveyed through the rotation of the upper conveying roller 2.

Tripod 4 is the isosceles or equilateral triangle frame that forms by three steel pipe welding, and its slant sets up down, and the upper end and the lower extreme of tripod 4 fix respectively on support frame 1 and chassis 7, and the last frame of this tripod 4 with it is parallel to go up conveying roller 2, tripod 4 can enough play the effect of lifting to the dust screen of carrying through last conveying roller 2, can realize the folding to the dust screen moreover, changes its width, is convenient for tailor in getting into the cutter.

The lower conveying roller 5 is horizontally arranged and is rotatably connected to the underframe 7 below the tripod 4, and the leveling roller 6 and the lower conveying roller 5 are adjacently arranged, namely, a gap is formed between the leveling roller and the lower conveying roller. A connecting rod 8 is fixed in the tripod 4 and is parallel to the upper frame of the tripod 4, so that the tripod 4 is divided into a small triangular frame and a trapezoidal frame, the dustproof net penetrates through the small triangular frame and then is in a folded state due to extrusion, and then enters a lower conveying roller 5 and a leveling roller 6 for leveling, so that the cutting machine can continue to cut.

The cutter is fixed on chassis 7, and this cutter is located the side of tripod and with the adjacent setting of conveying roller 5 down to in the dust screen gets into the cutter after conveying roller 5 and the 6 flattening of flattening roller down, shorten the transport route. Specifically, the cutting machine includes: the cutting device comprises a frame 9, an upper feeding roller 10, a lower feeding roller 11, a second driving device 12, a guide rail 13, a driving belt 14 and an electric cutting knife 15. Wherein:

the upper feeding roller 10 and the lower feeding roller 11 are composed of two rollers which are arranged oppositely, the upper feeding roller 10 and the lower feeding roller 11 are connected to the frame 9 through bearings in a rotating mode, the lower feeding roller 11 is located below the upper feeding roller 10, the upper feeding roller 10 is in transmission connection with the second driving device 12 through a chain, and the lower feeding roller 11 is in transmission connection with the second driving device 12 through the chain so that the upper feeding roller 10 and the lower feeding roller 11 can move synchronously. The second driving device 12 may employ a motor.

The guide rail 13 is arranged between the upper feeding roller 10 and the lower feeding roller 11 and is parallel to the feeding rollers. The electric cutting knife 15 is connected to the guide rail 13 in a sliding mode through the connecting plate 16, the electric cutting knife 15 is connected with the driving belt 14, the electric cutting knife 15 comprises a driving motor and a blade, the disk-shaped blade is fixed to a motor shaft of the driving motor, the blade is driven by the driving motor to rotate at a high speed, and meanwhile, the electric cutting knife 15 moves along with the driving belt 14 to cut a dust screen between the upper feeding roller 10 and the lower feeding roller 11.

Referring to fig. 2, the driving belt 14 includes a belt loop 14.1, a third driving motor 14.2, a driving wheel 14.3 and a driven wheel, the third driving motor is disposed on the frame 9, the driving wheel 14.3 is fixed on a motor shaft of the third driving motor 14.2, the driven wheel is disposed on the frame 9 opposite to the third driving motor 14.2, and the belt loop is sleeved on the driving wheel 14.3 and the driven wheel. The electric cutting knife 15 is connected with the belt ring 14.1. With the forward and reverse rotation of the third driving motor 14.2, the belt ring 14.1 can be driven to rotate forward and reverse, and the reciprocating motion of the electric cutting knife 15 is realized.

The second driving device 12, the driving belt 14 and the electric cutting knife 15 are all connected with a PLC controller. Through the number of turns of controller control second drive arrangement 12 pivoted, and then control the length that moves down of dust screen, feed roll 10, feed roll 11 rotation down in stopping to drive after reaching the settlement length, driving band 14, electronic sword 15 of cutting out start simultaneously, electronic sword 15 of cutting out slides to the other end along with driving band 14 from the one end of guide rail, accomplishes the cutting to the dust screen between last feed roll 10 and the lower feed roll 11, and is not only high-efficient quick, and the length of the dust screen that processes out is even moreover, and processingquality has obtained fine guarantee. The actual number of turns of the motor can be acquired through the proximity switch and then transmitted to the controller, and other methods such as the existing light reflection method, the existing magnetoelectric method, the existing grating method, the existing Hall switch detection method and the like can be adopted, so that the number of turns of the motor detected by the methods is mature, and the detailed description is omitted here

The two ends of the guide rail 13 are provided with position sensors (such as a proximity switch, a photoelectric switch, etc.), the position sensors are connected with the controller, when the position sensors detect the electric cutting knife 15, the position sensors transmit signals to the controller, and the controller controls the driving belt 14 to stop moving.

Referring to fig. 3, in another preferred embodiment, the dust screen further comprises a second folding frame 17, the second folding frame 17 is fixed on the bottom frame 7, the second folding frame 17 is arranged adjacent to the first folding frame, and the second folding frame 17 can enter the first folding frame after being folded by the second folding frame 17, so that the conveying path of the dust screen can be shortened. The structure of the second folding frame 17 is the same as that of the first folding frame, and the overall size of the second folding frame 17 is larger than that of the first folding frame, so that the cutting is performed after two stages of folding under the condition that the width of the dust screen is too wide, and the size of the cutting machine does not need to be changed.

Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims

1. The utility model provides a device is tailor to dust screen, its characterized in that includes first folding frame and cutter, wherein: the first folding frame includes: the device comprises a support frame, an upper conveying roller, a first driving device, a tripod, a lower conveying roller and a leveling roller; the supporting frame is vertically fixed on the bottom frame, the upper conveying roller is rotatably connected to the supporting frame, and the first driving device is connected with the upper conveying roller; the tripod is obliquely arranged downwards, the upper end and the lower end of the tripod are respectively fixed on the support frame and the underframe, and the upper frame of the tripod is parallel to the upper conveying roller; the lower conveying roller is rotationally connected to the underframe below the tripod, and the leveling roller and the lower conveying roller are arranged adjacently, namely a gap is formed between the leveling roller and the lower conveying roller; the cutting machine is fixed on the bottom frame.

2. The cutting device for dust screen according to claim 1, wherein a connecting rod is fixed in the tripod, and the connecting rod is parallel to the upper frame of the tripod.

3. The cutting apparatus for dust screen according to claim 1, wherein the cutting machine is fixed to a base frame, and the cutting machine is located at a side of the tripod and is disposed adjacent to the lower feed roller.

4. The cutting apparatus for dust screen according to claim 1, wherein the cutting machine comprises: the cutting machine comprises a rack, an upper feeding roller, a lower feeding roller, a second driving device, a guide rail, a driving belt and an electric cutting knife; wherein: the upper feeding roller and the lower feeding roller are respectively composed of two oppositely arranged rollers, the upper feeding roller and the lower feeding roller are rotatably connected to the rack, the lower feeding roller is positioned below the upper feeding roller, and the upper feeding roller and the lower feeding roller are both connected with a second driving device; the guide rail is arranged between the upper feeding roller and the lower feeding roller and is parallel to the feeding rollers; the electric cutting knife is connected to the guide rail in a sliding mode and is connected with the driving belt.

5. The cutting device for dust screen according to claim 4, further comprising a controller, wherein the second driving device, the driving belt and the electric cutting knife are all connected with the controller.

6. The cutting device for the dust screen is characterized in that the driving belt comprises a belt ring, a third driving motor, a driving wheel and a driven wheel, the third driving motor is arranged on the rack, the driving wheel is fixed on a motor shaft of the third driving motor, the driven wheel is arranged on the rack opposite to the third driving motor, and the belt ring is sleeved on the driving wheel and the driven wheel; the electric cutting knife is connected with the belt ring.

7. The cutting device for dust screen according to claim 5, wherein the two ends of the guide rail are provided with position sensors, and the position sensors are connected with the controller.

8. The cutting device for dust screen according to any one of claims 1 to 7, further comprising a second folding frame, wherein the second folding frame has the same structure as the first folding frame, and the second folding frame has a larger overall size than the first folding frame.

9. The cutting device for dust screens of claim 8, wherein the second folding frame is fixed to the base frame and is disposed adjacent to the first folding frame.