CN218261160U

CN218261160U - Motion tension control device of raw and other materials

Info

Publication number: CN218261160U
Application number: CN202222533209.7U
Authority: CN
Inventors: 吴金凤
Original assignee: Quanzhou Ruiguang Machinery Manufacturing Co ltd
Current assignee: Quanzhou Ruiguang Machinery Manufacturing Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-10
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to a tension control technical field specifically is a motion tension control device of raw and other materials, which comprises a frame, be fixed with two tension support in the frame, two be equipped with between the tension support and be used for controlling the tensile tension control mechanism of raw and other materials, tension control mechanism comprises guide roll subassembly and the supporting component who establishes at guide roll subassembly both ends, and two supporting component horizontal installation are two tension support's surface, guide roll subassembly's both ends rotate with two supporting component respectively and are connected, the top of frame is equipped with the direction subassembly that is used for guiding raw and other materials removal, uses through guide roll subassembly, supporting component and height control assembly's cooperation for the raw and other materials of different grade type can both stably control the tension of raw and other materials when first deflector roll and second deflector roll, and let raw and other materials keep the tension constancy state, avoid influencing the subsequent processing of raw and other materials because of the tension change of raw and other materials.

Description

Motion tension control device of raw and other materials

Technical Field

The utility model relates to a tension control technical field specifically is a motion tension control device of raw and other materials.

Background

For some coiled material type raw materials such as plastic films and the like, in the conveying and cutting process, the raw materials are required to be ensured to be in a tension state in the conveying process, at the moment, a tension control device is used, the existing tension control device is generally controlled through the difference of driving forces between a driving wheel and a winding wheel, and the principle is generally adopted to control occasions with low raw material tension control requirements.

However, for some automation devices, the requirement for controlling the tension of raw materials is relatively strict, and the device for controlling the tension of raw materials through the driving wheel and the winding wheel is slightly insufficient, for example, in the process of producing plastic bags, the tension cannot be accurately controlled due to the thin and light characteristics of plastic films, and the production quality of the plastic bags is not high due to the fact that the cutting length of the plastic films is different due to inaccurate tension;

meanwhile, for the conveying and cutting of some coiled material type cloth, due to the thick and heavy characteristics of the coiled material type cloth, the cloth between the driving wheel and the winding wheel can drop due to gravity, so that the cloth is loosened, the cutting of the cloth is influenced, namely the tension control device in the prior art is difficult to realize the tension control of raw materials of different types, the phenomenon that the raw materials are unstable in the conveying process is easy to occur, and the subsequent processing treatment of the raw materials is influenced.

Therefore, it is desirable to design a device for controlling the tension of the movement of the raw material to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motion tension controlling means of raw and other materials to current tension controlling means who proposes in solving above-mentioned background art is difficult to realize carrying out tension control to the raw and other materials of different grade type, and appears raw and other materials unstable phenomenon in transportation process easily, and then influences its subsequent processing.

In order to achieve the above purpose, the utility model provides a following technical scheme: the tension control mechanism consists of a guide roller assembly and support assemblies arranged at two ends of the guide roller assembly, the two support assemblies are horizontally arranged on the surfaces of the two tension brackets, two ends of the guide roller assembly are respectively and rotatably connected with the two support assemblies, and the top of the frame is provided with a guide assembly for guiding the raw material to move.

Preferably, the guide roller assembly is composed of a first guide roller and a second guide roller, which are horizontally disposed.

Preferably, the supporting component includes the fly leaf, fly leaf movable mounting is on tension bracket, the fixed surface of fly leaf has the fixed plate, one side of fixed plate is fixed with the tension sensor who is used for detecting raw and other materials tension, the opposite side of fixed plate is fixed with hydraulic motor, hydraulic motor's output is fixed with the rotor plate, the both ends of first deflector roll and second deflector roll are connected with two rotor plate rotations respectively.

Preferably, a servo control valve is installed at the oil inlet of the hydraulic motor, the servo control valve is connected with a single chip microcomputer through a lead, and the single chip microcomputer is electrically connected with the tension sensor through a lead.

Preferably, a fixing rod for guiding the raw material to move is fixed between the two rotating plates, and the fixing rod is arranged at one side close to the movable plate.

Preferably, the surfaces of the two tension supports are provided with sliding grooves along the length direction of the two tension supports, and the two movable plates are respectively connected in the two sliding grooves in a sliding manner.

Preferably, the bottom of fixed plate is equipped with height adjusting part, height adjusting part includes the mounting panel, the bottom at tension bracket is fixed to the mounting panel, the fixed surface of mounting panel has electric push rod, the output of electric push rod and the bottom fixed connection of fixed plate.

Preferably, the control switch on the electric push rod is electrically connected with the single chip microcomputer through a lead.

Preferably, the guide assembly comprises a third guide roller and a fourth guide roller, and the third guide roller and the fourth guide roller are both connected with the top of the frame in a rotating manner.

Preferably, the third guide roller and the fourth guide roller are distributed up and down at the top of the machine frame.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation use of guide roller subassembly, supporting component and height adjustment subassembly for the raw and other materials of different grade type can both stably control the tension of raw and other materials when first deflector roll and second deflector roll, and let raw and other materials keep the tension constancy state, avoid influencing the follow-up processing of raw and other materials because of the tension change of raw and other materials.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the point B in fig. 1 according to the present invention.

In the figure: 100. a frame; 1. a tension bracket; 11. a chute; 2. a tension control mechanism; 21. a movable plate; 22. a fixing plate; 23. a rotating plate; 24. a hydraulic motor; 25. a first guide roller; 26. a second guide roller; 27. fixing the rod; 28. a tension sensor; 3. a height adjustment assembly; 31. mounting a plate; 32. an electric push rod; 4. a guide assembly; 41. a third guide roller; 42. and a fourth guide roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment:

a raw material movement tension control device comprises a machine frame 100, wherein two tension brackets 1 are fixed on the machine frame 100, a tension control mechanism 2 for controlling the tension of a raw material is assembled between the two tension brackets 1, the tension control mechanism 2 is composed of a guide roller assembly and support assemblies arranged at two ends of the guide roller assembly, the two support assemblies are horizontally arranged on the surfaces of the two tension brackets 1, two ends of the guide roller assembly are respectively and rotatably connected with the two support assemblies, a guide assembly 4 for guiding the raw material to move is assembled at the top of the machine frame 100, the raw material is in a roll type and comprises but is not limited to a plastic film, cloth and the like, and considering that the characteristics of different types of raw materials are different, for example, the plastic film is thin and light, and at the moment, the device can stably control the tension of the plastic film by matching the guide roller assembly and the support assemblies; for example, the cloth has thick and heavy characteristics, and in order to ensure that the tension of the cloth is kept constant during the transportation process, the height adjusting assembly 3 is assembled below the supporting assembly, and the constant control of the tension of the cloth can also be realized through the matching use of the height adjusting assembly 3, the guide roller assembly and the supporting assembly.

As shown in fig. 2 and 3, the guide roller assembly is composed of a first guide roller 25 and a second guide roller 26, and the first guide roller 25 and the second guide roller 26 are horizontally disposed.

Further, the supporting assembly includes two movable plates 21, the sliding grooves 11 are formed on the surfaces of the two tension brackets 1 along the length direction thereof, the two movable plates 21 are slidably connected in the two sliding grooves 11, a fixed plate 22 is fixed on the surface of the movable plate 21, and a tension sensor 28 for detecting the tension of the raw material is fixed on one side of the fixed plate 22.

The other side of the fixed plate 22 is fixed with a hydraulic motor 24, a servo control valve is installed at an oil inlet of the hydraulic motor 24, the servo control valve is connected with a single chip microcomputer through a wire, the single chip microcomputer is electrically connected with a tension sensor 28 through a wire, the servo control valve and the single chip microcomputer are known public technologies and are not shown in the figures, the output end of the hydraulic motor 24 is fixed with a rotating plate 23, the connecting part of the output end of the hydraulic motor 24 and the rotating plate 23 is arranged between a first guide roller 25 and a second guide roller 26, a fixed rod 27 for guiding the raw material to move is fixed between the two rotating plates 23, the fixed rod 27 is arranged on one side close to the movable plate 21, the raw material sequentially penetrates from the bottom of the first guide roller 25 to the top of the second guide roller 26 and downwards extends into the bottom of the fixed rod 27 from the top of the second guide roller 26, then upwards extends into the guide assembly 4 from the bottom of the fixed rod 27, and the surface of the raw material is abutted against the top of the second guide roller 26, so that the raw material has certain tension in the conveying process.

The two ends of the first guide roller 25 and the second guide roller 26 are respectively rotatably connected with the two rotating plates 23, the tension of the raw material is detected through the tension sensor 28, when the tension of the raw material is shifted, the raw material is generally in a loose state, the tension sensor 28 detects the tension change of the raw material at the moment and transmits a signal to the single chip microcomputer, the servo control valve is controlled by the single chip microcomputer to work, the output end of the hydraulic motor 24 rotates for a certain angle, so that the rotating plates 23 are driven to rotate, the first guide roller 25 and the second guide roller 26 rotate, as shown in fig. 2, the output end of the hydraulic motor 24 rotates for a certain angle clockwise, namely, the second guide roller 26 and the fixed rod 27 move upwards for a certain distance, the first guide roller 25 moves downwards for a certain distance, at the moment, the first guide roller 25 and the second guide roller 26 exert certain pressure on the surface of the raw material, so that the raw material is tightened, and the raw material is ensured to be in a stable state in the conveying process.

Further, as shown in fig. 2, when thick and heavy raw materials such as cloth need to be conveyed, the raw materials may drop at the bottom of the fixing rod 27 due to the characteristics of the raw materials, so as to affect the subsequent processing of the raw materials, in order to avoid the phenomenon, the height adjusting assembly 3 is installed at the bottom of the fixing plate 22, the height adjusting assembly 3 includes an installation plate 31, the installation plate 31 is fixed at the bottom of the tension bracket 1, an electric push rod 32 is fixed on the surface of the installation plate 31, the output end of the electric push rod 32 is fixedly connected with the bottom of the fixing plate 22, a control switch on the electric push rod 32 is electrically connected with the single chip microcomputer through a wire, a tension change of the raw materials is detected through a tension sensor 28, and a signal is transmitted to the single chip microcomputer, at this time, the single chip microcomputer controls the output end of the electric push rod 32 to extend out, the fixing plate 22 is driven to move upwards, so that the first guide roller 25, the second guide roller 26 and the fixing rod 27 all move upwards until the top of the second guide roller 26 applies pressure to the surface of the raw materials again, and finally the raw materials are in a tight state.

The direction subassembly 4 comprises third deflector roll 41 and fourth deflector roll 42, just third deflector roll 41 and fourth deflector roll 42 all rotate with the top of frame 100 and are connected, third deflector roll 41 and fourth deflector roll 42 are distribution from top to bottom at the top of frame 100, and the purpose passes from between third deflector roll 41 and the fourth deflector roll 42 for the raw and other materials that cooperate dead lever 27 bottom to upwards stretch out, makes raw and other materials change into the horizontality from vertical state to carry out subsequent processing.

The working principle is as follows: when the raw material needs to be processed, the end of the raw material is firstly pulled out to the lower part of the first guide roller 25, upwards pulled out from the position between the first guide roller 25 and the second guide roller 26, then lapped on the top of the second guide roller 26, downwards pulled out from the position between the second guide roller 26 and the fixing rod 27, and then upwards pulled out from the bottom of the fixing rod 27 along the circumferential direction of the fixing rod 27 until passing through the position between the third guide roller 41 and the fourth guide roller 42 and extending to the processing area of the raw material.

When tension sensor 28 detects that the tension of raw materials is insufficient, tension sensor 28 transmits a signal to the single chip microcomputer, the single chip microcomputer controls the servo control valve to work, the output end of hydraulic motor 24 rotates clockwise for a certain angle, thereby driving rotating plate 23 to rotate, and making first guide roller 25 and second guide roller 26 rotate, as shown in fig. 2, at this moment, second guide roller 26 and fixed rod 27 can move upwards for a certain distance, first guide roller 25 can move downwards for a certain distance, so that first guide roller 25 and second guide roller 26 exert certain pressure on the surface of raw materials, thereby making raw materials tightened, and further ensuring that raw materials are in a stable state in the conveying process.

Meanwhile, the output end of the electric push rod 32 is controlled by the single chip microcomputer to extend out to drive the fixing plate 22 to move upwards, so that the first guide roller 25, the second guide roller 26 and the fixing rod 27 all move upwards, the top of the second guide roller 26 can apply pressure to the surface of the raw material, and the raw material is further ensured to be in a stable state in the conveying process.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A raw material movement tension control device comprises a machine frame (100), wherein two tension brackets (1) are fixed on the machine frame (100), and the raw material movement tension control device is characterized in that: a tension control mechanism (2) for controlling the tension of the raw material is assembled between the two tension brackets (1), the tension control mechanism (2) is composed of a guide roller assembly and support assemblies arranged at the two ends of the guide roller assembly, the two support assemblies are horizontally arranged on the surfaces of the two tension brackets (1), the two ends of the guide roller assembly are respectively and rotatably connected with the two support assemblies, and a guide assembly (4) for guiding the raw material to move is assembled at the top of the machine frame (100).

2. A raw material movement tension controlling apparatus as claimed in claim 1, wherein: the guide roller assembly is composed of a first guide roller (25) and a second guide roller (26), and the first guide roller (25) and the second guide roller (26) are horizontally arranged.

3. A raw material movement tension control apparatus as set forth in claim 2, wherein: the supporting component includes fly leaf (21), fly leaf (21) movable mounting is on tension support (1), the fixed surface of fly leaf (21) has fixed plate (22), one side of fixed plate (22) is fixed with and is used for detecting tensile tension sensor (28) of raw and other materials, the opposite side of fixed plate (22) is fixed with hydraulic motor (24), the output of hydraulic motor (24) is fixed with rotor plate (23), the both ends of first deflector roll (25) and second deflector roll (26) rotate with two rotor plates (23) respectively and are connected.

4. A raw material movement tension controlling apparatus as claimed in claim 3, wherein: the oil inlet of the hydraulic motor (24) is provided with a servo control valve, the servo control valve is connected with a single chip microcomputer through a lead, and the single chip microcomputer is electrically connected with the tension sensor (28) through a lead.

5. A raw material movement tension controlling apparatus as claimed in claim 3, wherein: a fixed rod (27) for guiding the raw materials to move is fixed between the two rotating plates (23), and the fixed rod (27) is arranged on one side close to the movable plate (21).

6. A raw material movement tension control apparatus as claimed in claim 3, wherein: the surface of the two tension supports (1) is provided with sliding grooves (11) along the length direction, and the two movable plates (21) are respectively connected in the two sliding grooves (11) in a sliding manner.

7. A raw material movement tension control apparatus as set forth in claim 6, wherein: the bottom of fixed plate (22) is equipped with altitude mixture control subassembly (3), altitude mixture control subassembly (3) are including mounting panel (31), the bottom in tension support (1) is fixed in mounting panel (31), the fixed surface of mounting panel (31) has electric push rod (32), the output of electric push rod (32) and the bottom fixed connection of fixed plate (22).

8. A raw material movement tension control apparatus as claimed in claim 7, wherein: and a control switch on the electric push rod (32) is electrically connected with the singlechip through a lead.

9. A raw material movement tension controlling apparatus as claimed in claim 1, wherein: the direction subassembly (4) comprise third deflector roll (41) and fourth deflector roll (42), just third deflector roll (41) and fourth deflector roll (42) all rotate with the top of frame (100) and are connected.

10. A raw material movement tension control apparatus as claimed in claim 9, wherein: the third guide roller (41) and the fourth guide roller (42) are distributed up and down on the top of the machine frame (100).