CN215797449U - Simple control device for unwinding tension of roll paper - Google Patents

Abstract

The utility model relates to a simple control device for unwinding tension of roll paper, which is characterized in that: the automatic paper unwinding device comprises a seat body, an unwinding shaft, bearing assemblies arranged at two ends of the unwinding shaft, and a manual control tension device which is arranged at least one end of the unwinding shaft and used for adjusting the unwinding tension of the paper roll, wherein the unwinding shaft is used for sleeving the paper roll and enabling the paper roll and the unwinding shaft to keep synchronous operation, the paper web on the paper roll is unwound from the unwinding shaft when being pulled, and the rotation speed of the unwinding shaft is adjusted and controlled through the manual control tension device, so that the effect of controlling the tension of the paper web on the unwinding shaft is achieved. The manual tension control device comprises a tension control rotating wheel arranged at the end part of the unwinding shaft and a manual control piece used for controlling the rotating speed of the tension control rotating wheel. The utility model controls the unwinding tension by manually controlling the tension device, not only is the unwinding tension easy to adjust and control, the tension control is stable, the phenomena of skewing, wrinkling and paper breaking are not easy to generate in the unwinding process of the roll paper, but also the structure is simple, the operation is convenient, and the maintenance cost is low.

Description

Simple control device for unwinding tension of roll paper

Technical Field

The utility model relates to the technical field of mechanical equipment of non-woven fabric materials, in particular to a simple roll paper unwinding tension control device for a main device for producing spunlace composite non-woven fabrics.

Background

The hydroentanglement method is a unique and novel non-woven fabric processing technique, and utilizes high-speed and high-pressure water flow to impact the fiber web to promote the fibers to be intertwined and cohered with each other, thereby achieving the purpose of reinforcing the fiber web. The spunlace composite non-woven fabric is reinforced by spunlace through wood pulp paper and fiber web. However, in the process of unwinding the wood pulp paper in the prior art, the change of the tension of the unwinding of the wood pulp paper is large, and the cross-width of the wood pulp paper shakes seriously, so that the phenomena of inclination and wrinkling of the paper and even paper breakage of the paper occur in the process of compounding the wood pulp paper with the fiber web, and the stable production of the spunlace compound product cannot be ensured. Therefore, in the actual production process, the wood pulp paper needs to keep certain tension control in the unwinding process, and the uniform and moderate tension control of the cross web of the wood pulp paper needs to be ensured.

The prior common technology is as follows: the device adopts a set of electrically controlled unwinding device, firstly, the structure is relatively complex, the price of the device is high, and the tension control is failed due to too many elements, so that the reason is difficult to check and determine, the use cost of the whole system is too high, the maintenance difficulty is higher, the operation method is more complicated, the unwinding tension stability is poorer, the phenomena of folds, skewness and paper breakage are easy to generate in the unwinding process of the wood pulp paper, and the quality problem of the product is caused to the actual production; meanwhile, the problem of electric safety is also involved. And secondly, in the electrically controlled unwinding device, the motor can not stably control the unwinding tension, and due to the fact that certain pulse action exists in current and electrical equipment faults frequently occur, the phenomenon that the unwinding tension of the wood pulp paper is discontinuously fluctuated, and phenomena of deviation, folding and paper breaking frequently occur, so that the product quality is affected.

Disclosure of Invention

The utility model aims to solve the problems and the defects, and provides a simple control device for unwinding tension of roll paper, which is easy to adjust and control, stable in tension control, simple in structure, convenient to operate and capable of solving the trouble of electrical faults, and the roll paper is not easy to generate phenomena of skewing, wrinkling and paper breaking in the unwinding process. Meanwhile, the simple control device for the unwinding tension of the roll paper can save part of production power consumption and plays a certain positive role in safe power consumption.

The technical scheme of the utility model is realized as follows:

the utility model relates to a simple control device for unwinding tension of roll paper, which is characterized in that: the automatic paper unwinding device comprises a seat body, a unwinding shaft arranged on the seat body, bearing assemblies arranged at two ends of the unwinding shaft, and a manual control tension device arranged at least one end of the unwinding shaft and used for adjusting the unwinding tension of the paper roll, wherein the unwinding shaft is used for sleeving the paper roll and enabling the paper roll and the unwinding shaft to keep synchronous operation, the paper web on the paper roll is unwound from the unwinding shaft during traction operation, and the rotation speed of the unwinding shaft is adjusted and controlled through the manual control tension device, so that the effect of controlling the tension of the paper web on the unwinding shaft is achieved. The bearing assembly comprises a bearing and a bearing fixing sleeve.

The manual control tension device comprises a tension control rotating wheel at the end part of an unwinding shaft and a manual control piece for controlling the rotating speed of the tension control rotating wheel, wherein the tension control rotating wheel and the unwinding shaft keep synchronous operation, and the manual control piece and the tension control rotating wheel are matched to control the rotating speed of the unwinding shaft. The manual control element can be a jacking assembly with a spring for multi-position overhead of the tension control rotating wheel or a manual jacket with an elastic positioning ball; in order to stably sleeve the tension control rotating wheel to control the unwinding tension of the whole unwinding shaft, the manual control part comprises a jacket arranged on the tension control rotating wheel, a clamping adjusting screw arranged on the jacket, a jacket fixing screw matched with the clamping adjusting screw and a jacket control spring, the jacket is connected with the base body (directly or indirectly connected), and the clamping adjusting screw, the jacket fixing screw and the jacket control spring are matched to control the clamping degree of the jacket on the tension control rotating wheel so as to adjust and control the rotation speed of the tension control rotating wheel and further control the rotation speed of the whole unwinding shaft. The manual control piece is provided with a jacket control spring for the purposes of: firstly, the jacket control spring can well control the stability of the clamping adjusting screw rod, and the jacket control spring has upward elastic force and always keeps the clamping adjusting screw rod to bounce upwards, so that the clamping adjusting screw rod cannot be easily loosened; the compression degree and the elasticity of the spring can be controlled through the clamping sleeve, the tensioning of the clamping sleeve can be well controlled, the tension can be further controlled, and the tension can be adjusted only once in the paper roll unwinding production process on the unwinding shaft. Because if the jacket control spring is not provided, firstly, the tension is difficult to stably control and adjust; secondly, because the tension control runner rotates, the clamping adjusting screw rod is easy to loosen to cause unstable tension control of the jacket.

The specific structure of the jacket can be designed according to the requirement, for example, the jacket comprises a C-shaped jacket clamped on the periphery of the tension control rotating wheel, clamping edges with through holes are arranged at two ends of the opening of the jacket, and a gap between the two clamping edges forms a clamping opening; preferably, the method comprises the following steps: the clamping sleeve comprises two arc-shaped clamping edges which are respectively clamped on the upper periphery and the lower periphery of the tension control rotating wheel, one end of at least one arc-shaped clamping edge can be rotatably connected to the base body or connected to a clamping sleeve fixing rod arranged on the base body, the other end of each arc-shaped clamping edge is provided with a clamping edge with a through hole, and a gap between the two clamping edges forms a clamping opening. The opening and closing of the jacket is generally realized by connecting the arc-shaped clamping edge on the upper part with a seat body or a jacket fixing rod through a rotating shaft at one end. The lower arc-shaped clamping edge is generally fixedly arranged on the seat body. The clamping adjusting screw rod penetrates through the through holes of the two clamping edges, the clamping sleeve fixing screw is located below the two clamping edges, the clamping sleeve control spring is sleeved on the clamping adjusting screw rod, one end of the clamping sleeve control spring is arranged on the clamping edge in a top-to-bottom mode, the clamping adjusting screw rod is driven to perform vertical adjusting movement through forward and reverse rotation of the clamping adjusting screw rod through manual operation, and therefore the size of the clamping opening is controlled, and the clamping degree of the clamping sleeve on the tension control rotating wheel is adjusted.

Further, the method comprises the following steps: the upper end of the clamping adjusting screw rod is provided with a handle, and the other end of the jacket control spring is propped against the handle of the clamping adjusting screw rod or against a fixing screw arranged at the upper end of the clamping adjusting screw rod. The bearing fixing sleeve comprises a lower fixing sleeve arranged on the base body and an upper fixing sleeve connected to the lower fixing sleeve in an opening and closing manner, and the bearing is arranged in a cavity surrounded by the upper fixing sleeve and the lower fixing sleeve and can be reliably locked by the upper fixing sleeve and the lower fixing sleeve through a bearing fixing screw.

The base comprises a fixed upright and a bearing fixing sleeve support which can be detachably arranged on the fixed upright, and the bearing fixing sleeve is arranged on the bearing fixing sleeve support.

Compared with the prior art, the utility model has the advantages that:

1. the direct slew velocity that comes the regulation control to move back the spool through simple manual control tension device to play the effect of the last paper web tension of control roll-off reel, and roll-off tension is stable, has promoted the roll-off effect of stock form (like the wood pulp stock form) greatly, has solved current stock form (like the wood pulp stock form) roll-off device structure too complicated, roll-off tension is wayward, tension control stability is relatively poor and easily produces the quality problems of catching up with the slant, fold and disconnected paper when wood pulp paper moves back the book.

2. Because the manual control part structure which is composed of the jacket arranged on the tension control rotating wheel, the clamping adjusting screw rod arranged on the jacket, the jacket fixing screw matched with the clamping adjusting screw rod, the jacket control spring and the like is adopted, the tension can be adjusted only once in the paper roll unwinding production process, the tension control stability is good, and the paper roll on the unwinding shaft can be unwound at the uniform speed.

3. The trouble of electrical fault is solved; meanwhile, part of production electricity can be saved, and a certain positive effect on safe electricity utilization is achieved.

4. The operation method is simplified, the staff is convenient to master, and the product quality is further effectively controlled.

The utility model will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a left side view of the structure of FIG. 1;

fig. 4 is a right-view structural diagram of fig. 1.

Detailed Description

As shown in fig. 1-4, the simple control device for unwinding tension of roll paper of the present invention comprises a base, an unwinding shaft 1 mounted on the base, bearing assemblies mounted at two ends of the unwinding shaft 1, and a manual tension control device mounted at least one end of the unwinding shaft 1 for adjusting the unwinding tension of roll paper (such as wood pulp roll paper), wherein the bearing assemblies comprise bearings and bearing fixing sleeves 2, the unwinding shaft 1 is used for sleeving the roll paper and keeping the roll paper and the unwinding shaft 1 to run synchronously, the paper web on the roll paper is unwound from the unwinding shaft 1 during traction running (because a running vehicle speed always provides a forward traction force for the paper web during production to unwind the roll paper, the running vehicle speed is a constant vehicle speed), and the rotating speed of the unwinding shaft 1 is adjusted and controlled by manually controlling the tension device, thereby playing the role of controlling the tension of the paper web on the unwinding shaft 1. The manual control tension device comprises a tension control rotating wheel 10 at the end part of a unwinding shaft 1 of the device and a manual control piece for controlling the rotating speed of the tension control rotating wheel 10, wherein the tension control rotating wheel 10 and the unwinding shaft 1 keep synchronous operation, and the manual control piece and the tension control rotating wheel are matched to control the rotating speed of the unwinding shaft. This kind is direct combines with tension control runner 10 through simple manual control piece to adjust and control the slew velocity of moving back the spool to play the effect of the last paper web tension of control roll-off spool, and roll-off tension is stable, has promoted the roll-off effect of wood pulp stock form greatly, has solved current stock form unwinding device structure and has too complicated, and the roll-off tension is wayward, and tension control stability is relatively poor, easily produces the quality problems of catching up with one's shoulders, fold and disconnected paper during the wood pulp paper unwinding. The trouble of electrical fault is also solved; meanwhile, part of production electricity can be saved, and a certain positive effect on safe electricity utilization is achieved.

In order to ensure that the structure of the utility model is reliable and the unreeling tension can be better controlled, the manual control part comprises a jacket 11 arranged on the tension control rotating wheel 10, a clamping adjusting screw 7 arranged on the jacket 11, a jacket fixing screw 8 and a jacket control spring 9 which are matched with the clamping adjusting screw 7, the jacket 11 is connected with the base body or connected with the base body through a connecting piece, and the clamping adjusting screw 7 is matched with the jacket fixing screw 8 and the jacket control spring 9 to control the clamping degree of the jacket 11 on the tension control rotating wheel 10 so as to adjust and control the rotating speed of the tension control rotating wheel 10 and further control the rotating speed of the unreeling shaft 1. And the concrete structure of the said clamp sleeve can also be designed according to the needs, if said clamp sleeve 11 can be including clamping the C-shaped clamp sleeve on the circumference of the tension control runner 10, there are clamping edges with perforated holes on both ends of the clamp sleeve opening, the space between two clamping edges forms the clamp mouth, the said clamp adjusting screw 7 is worn and put in the perforated hole of two clamping edges, the said clamp sleeve fixed screw locates at the lower position of two clamping edges, the said clamp sleeve control spring 9 is fitted on clamping adjusting screw 7 and one end is set up on clamping edge, through the positive and negative rotation of clamping adjusting screw 7 of manual operation to impel the clamping adjusting screw 7 to make the up and down adjustment movement, thus control the size of the said clamp mouth, in order to realize the clamp degree of the tension control runner 10 of the clamp sleeve is adjusted. Preferably, the method comprises the following steps: as shown in fig. 4, the clamping sleeve comprises two arc clamping edges clamped on the upper and lower peripheries of the tension control rotating wheel 10, at least one end of each arc clamping edge is rotatably connected to the seat body through a rotating shaft or is rotatably connected to a clamping sleeve fixing rod 12 (which can also be a clamping sleeve fixing frame or a clamping sleeve fixing plate, which are the same) arranged on the seat body through a rotating shaft, the other end of each arc clamping edge is provided with a clamping edge with a through hole, a gap between the two clamping edges forms a clamping opening, the clamping adjusting screw 7 is inserted into the through holes of the two clamping edges, the clamping fixing screw is positioned at the lower position of the two clamping edges, the clamping sleeve control spring 9 is sleeved on the clamping adjusting screw, one end of the clamping adjusting spring is arranged on the clamping edge, the clamping adjusting screw 7 is driven to perform vertical adjustment movement through forward and backward rotation of the clamping adjusting screw 7 by manual operation, so as to control the size of the clamping opening, so as to realize the clamping degree adjustment of the jacket to the tension control runner 10. And in order to make the appearance more beautiful, concave positions for accommodating the lower end parts of the jacket control springs 9 and for hiding and installing the jacket fixing screws 8 can be correspondingly arranged on the two clamping edges. In addition, in order to facilitate the rotation of the clamping adjusting screw 7, a handle is arranged at the upper end part of the clamping adjusting screw 7. The other end of the collet control spring 9 may be placed on the handle of the clamping adjustment screw 7, preferably on a fixing screw 13 provided at the upper end of the clamping adjustment screw 7. The simple control device for the unwinding tension of the roll paper adjusts the clamping adjusting screw 7 manually, so that the clamping adjusting screw can perform vertical adjustment movement, and the clamping sleeve 11 can stably sleeve the tension control runner 10 to control the unwinding tension of the whole unwinding shaft 1. The clamping adjusting screw 7 has the functional characteristic of manual random adjustment; the tightness of the clamping sleeve tensioning control force is directly realized by the vertical rotation of the clamping sleeve fixing screw 8; the jacket 11 can well and stably control the tension control rotating wheel 10, and only needs to adjust the tension once, that is, only needs to adjust the tension once to the required control tension, so that the unreeling operation of a roll paper (also called paper roll) can be completed, and the operation is simple and convenient. In the production process, as long as the tension of the tension control jacket is properly adjusted and controlled, the tension of the jacket can be ensured to be constant all the time (the clamping adjusting screw is provided with the jacket control spring, the clamping adjusting screw can be effectively prevented from loosening), and in addition, in the production process, a forward traction force (the production speed pulls the wood pulp paper to advance) is always used for stably pulling the wood pulp paper to move forwards at a uniform speed.

It will be apparent to those skilled in the art that several devices for controlling tension by manually controlling the rotating wheel can be made without departing from the principle of the present invention, and these devices should also be considered as falling within the scope of the present invention. The bearing fixing sleeve 2 comprises a lower fixing sleeve arranged on the base body and an upper fixing sleeve connected to the lower fixing sleeve in an opening and closing manner, the bearing is arranged in a cavity surrounded by the upper fixing sleeve and the lower fixing sleeve, and the upper fixing sleeve and the lower fixing sleeve are reliably locked through a bearing fixing screw 3. The base comprises a fixed upright 6 and a bearing fixing sleeve support 4 which is detachably arranged on the fixed upright 6 through a support fixing screw 5, and the bearing fixing sleeve 2 is arranged on the bearing fixing sleeve support 4.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Examples of the embodiments

1. Unwinding process of wood pulp roll

1) The wood pulp roll paper with the paper core passes through the unwinding shaft 1, and then the paper core is clamped with the unwinding shaft 1, so that the unwinding shaft 1 and the wood pulp roll paper are ensured to keep certain synchronous operation;

2) the unwinding shaft 1 is fixed by the bearing fixing sleeves 2 at two ends, but the unwinding shaft 1 can freely rotate through the pulleys in the bearing fixing sleeves;

3) the tension control runner 10 is connected with the unwinding shaft 1, and the rotating speed of the tension control runner can be adjusted and controlled at will through the compression degree of the jacket 11, so that the tension control runner plays a role in controlling the tension of the unwinding shaft.

1. Production operating parameters

1) The unwinding length of the wood pulp roll paper is 30000m, and the width of the wood pulp roll paper is 3.35 m;

2) the production unwinding speed is 50 r/min;

3) the phenomena of skewing, wrinkling and paper breaking do not occur in the production process.

2. The effect is as follows:

1) the unwinding tension of the wood pulp roll paper is stable, and the wood pulp paper in the unwinding process has no wrinkle phenomenon, so that the product quality is further ensured;

2) the electricity is saved by about 8 ten thousand degrees each year.

While the utility model has been described with reference to specific embodiments, this description is not meant to be construed in a limiting sense. Other variations of the disclosed embodiments, as would be appreciated by those skilled in the art with reference to the description of the utility model, are contemplated as falling within the scope of the appended claims.

Claims (8)

1. The utility model provides a simple and easy controlling means of stock form unwinding tension which characterized in that: including pedestal, device move back spool (1), install in moving back the bearing assembly at spool (1) both ends, install in moving back the at least one tip of spool (1) and be used for adjusting the stock form and move back tensile manual control tension device, move back spool (1) and be used for supplying the stock form suit and make stock form and move back spool (1) and keep synchronous operation, the paper web on the stock form is unreeled from moving back spool (1) when being towed to adjust the slew velocity of control moving back spool (1) through manual control tension device, thereby play the effect of control moving back spool (1) and go up the tension of paper web.

2. The roll paper unwinding tension simple control device according to claim 1, characterized in that: the manual control tension device comprises a tension control rotating wheel (10) at the end part of the unwinding shaft (1) of the device and a manual control piece for controlling the rotating speed of the tension control rotating wheel (10), wherein the tension control rotating wheel (10) and the unwinding shaft (1) keep synchronous operation, and the manual control piece and the tension control rotating wheel (10) are matched to control the rotating speed of the unwinding shaft (1).

3. The roll paper unwinding tension simple control device according to claim 2, characterized in that: the manual control piece comprises a clamping sleeve (11) arranged on the tension control rotating wheel (10), a clamping adjusting screw rod (7) arranged on the clamping sleeve (11), a clamping sleeve fixing screw (8) matched with the clamping adjusting screw rod (7) and a clamping sleeve control spring (9), the clamping sleeve (11) is connected with the base body, and the clamping adjusting screw rod (7), the clamping sleeve fixing screw (8) and the clamping sleeve control spring (9) are matched to control the clamping degree of the clamping sleeve (11) to the tension control rotating wheel (10) so as to adjust and control the rotating speed of the tension control rotating wheel (10) and further control the rotating speed of the unwinding shaft (1).

4. A roll paper unwinding tension simple control device according to claim 3, characterized in that: the clamping device is characterized in that the clamping sleeve (11) comprises a C-shaped clamping sleeve clamped on the periphery of the tension control rotating wheel (10), clamping edges with through holes are arranged at two ends of an opening of the clamping sleeve, a clamping opening is formed by a gap between the two clamping edges, the clamping adjusting screw rod (7) penetrates through the through holes of the two clamping edges, the clamping sleeve fixing screw (8) is located at the position below the two clamping edges, the clamping adjusting screw rod (7) is sleeved with the clamping sleeve control spring (9), and one end of the clamping sleeve control spring is arranged on the clamping edge in an overhead mode.

5. A roll paper unwinding tension simple control device according to claim 3, characterized in that: the clamping sleeve comprises two arc-shaped clamping edges which are respectively clamped on the upper periphery and the lower periphery of the tension control rotating wheel (10), one end of at least one arc-shaped clamping edge can be rotatably connected to the base body or can be rotatably connected to a clamping sleeve fixing rod (12) arranged on the base body, the other end of each arc-shaped clamping edge is provided with a clamping edge with a through hole, a gap between the two clamping edges forms a clamping opening, the clamping adjusting screw rod (7) penetrates through the through holes of the two clamping edges, the clamping sleeve fixing screw (8) is located below the two clamping edges, the clamping sleeve control spring (9) is sleeved on the clamping adjusting screw rod (7), and one end of the clamping sleeve control spring is arranged on the clamping edges in an overhead mode.

6. The roll paper unwinding tension simple control device according to claim 4 or 5, characterized in that: the upper end part of the clamping adjusting screw rod (7) is provided with a handle, and the other end of the jacket control spring (9) is arranged on the handle of the clamping adjusting screw rod (7) in a propping mode or on a fixing screw (13) arranged at the upper end part of the clamping adjusting screw rod (7) in a propping mode.

7. The roll paper unwinding tension simple control device according to claim 1, characterized in that: the bearing assembly comprises a bearing and a bearing fixing sleeve (2), the bearing fixing sleeve (2) comprises a lower fixing sleeve arranged on the base body and an upper fixing sleeve connected to the lower fixing sleeve in an opening and closing mode, the bearing is arranged in a cavity surrounded by the upper fixing sleeve and the lower fixing sleeve, and the upper fixing sleeve and the lower fixing sleeve are reliably locked through a bearing fixing screw (3).

8. The roll paper unwinding tension simple control device according to claim 7, characterized in that: the base comprises a fixed upright post (6) and a bearing fixing sleeve support (4) which can be detachably arranged on the fixed upright post (6), and the bearing fixing sleeve (2) is arranged on the bearing fixing sleeve support (4).

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