KR20230077433A - Rolling apparatus for manufacturing strip - Google Patents

Abstract

The purpose of the present invention is to provide a rolling apparatus for manufacturing rolled sheets, which can automatically adjust the gap between the rolls of unit rolling stages and the driving speed of the rolls according to operator input, thereby continuously forming rolled sheets without interruption of operation. To achieve the above purpose, the rolling apparatus for manufacturing rolled sheets, which forms lead bars, thereby manufacturing rolled sheets, comprises: a base supporting the entire structure; a plurality of unit rolling stages installed on the base to sequentially form supplied lead bars, thereby manufacturing rolled sheets; and a control module controlling the state and operation of the plurality of unit rolling stages. The unit rolling stages include: a driving unit including a driving motor; a dividing unit dividing the rotation of the driving unit by using two shafts; a forming unit including an upper roller and a lower roller that pressurize supplied forming sheets; and a transmission unit connected to the respective shafts of the dividing unit and to the upper roller and the lower roller of the forming unit to transmit power. The gap between the upper roller and the lower roller is adjusted by the control module.

Description

Rolling apparatus for manufacturing strip {Rolling apparatus for manufacturing strip}

The present invention relates to a rolling apparatus for producing a cliche, and more particularly, to a rolling apparatus for producing a cliche by precisely rolling a lead bar.

In general, a substrate (grid) of a lead-acid battery has lead as a main component, and is usually manufactured by processing a strip.

Here, as disclosed in Patent Publication No. 2013-0096042, the cliche is prepared by preparing pure lead or lead alloy in a molten state in the form of lead powder, extruding the prepared lead powder again to make a lead bar, and manufacturing The lead bar is finally manufactured using a multi-stage rolling device.

In addition, the cliche is manufactured as a substrate for a lead-acid battery by an expanded method, which is a method of making a substrate by tearing and stretching the cliche, or a perforation method in which a compressed cliche is stamped into a certain shape by continuous pressing.

On the other hand, a rolling apparatus for forming a soft plate using a lead bar is generally composed of 4 to 7 unit rolling stages, and the lead bar gradually decreases in thickness while passing through the plurality of rolling stages to be formed into a soft sheet.

In particular, since lead bars have high malleability in terms of material, the distance between the rolls of the unit rolling stage and the speed of the corresponding rolls are very important factors, and it is necessary to adjust the distance between the rolls according to the standard of the serial plate.

In the case of a general rolling device, if a cliche with a different specification is manufactured by manually adjusting the distance between rolls of unit rolling stages, the reset operation is performed after stopping the operation of the equipment, increasing the cliche manufacturing time, and the unskilled person In the case of , there were disadvantages of not being able to reset accurately.

The present invention has been made to overcome the disadvantages of the prior art as described above, and the distance between the rolls of the unit rolling stage and the driving speed of the rolls are automatically adjusted according to the operator's input to continuously produce slabs without interruption of operation. Its object is to provide a rolling apparatus for producing a moldable sheet.

In order to achieve the above object, the present invention provides a rolling apparatus for producing a soft plate by forming a lead bar into a soft plate, comprising: a base supporting the entire structure; A plurality of unit rolling stages installed on the base and sequentially forming lead bars to be introduced to produce a soft plate; and a control module controlling states and operations of the plurality of unit rolling stages, wherein the unit rolling stage includes: a driving unit including a driving motor; a dividing unit dividing rotation of the driving unit into two axes; A molding unit including an upper roller and a lower roller for pressing the supplied star plate; And a transmission part connected to each axis of the dividing part and the upper and lower rollers of the molding part to transmit power, wherein the distance between the upper roller and the lower roller is adjusted by the control module. .

Preferably, the molding unit includes: a frame fixed to the base; a plurality of guide parts formed on the frame; a moving body seated on each of the guide units and moving; and an actuator attached to an upper portion of the frame to move the moving body, wherein the lower roller is rotationally coupled to the frame, and the upper roller is rotationally coupled to the moving body via a self-aligning bearing.

Preferably, the driving unit may include a connection unit for transmitting power of a rotating shaft of the driving motor to one axis of the divided unit.

Preferably, the divided portion is: a casing; a lower shaft that transmits power from the driving unit and is rotationally coupled to a lower portion of the casing; a lower gear coupled to the lower shaft; an upper shaft rotationally coupled to the casing spaced apart from the lower shaft; and an upper gear engaged with the lower gear and coupled to the upper shaft.

More preferably, the transmission unit may include a lower transfer unit for transmitting the rotational force of the lower shaft to the lower roller and an upper transfer unit for transmitting the rotational force of the upper shaft to the upper roller.

More preferably, the lower transfer part includes a spline, and the upper transfer part includes a spline, a first universal jointer, and a second universal jointer.

More preferably, the frame is characterized in that it includes a gap sensor for detecting a gap between the upper roller and the lower roller.

More preferably, the control module is characterized in that it controls the actuator using the information of the distance sensor.

The rolling apparatus for producing a soft plate according to the present invention is composed of a plurality of unit rolling stages, and the unit rolling stages are driven by upper and lower rollers disposed up and down through a single motor, and a universal unit transmitting the rotation of the motor to the upper rolls. A jointer, a plurality of actuators for adjusting the position of the upper roller, a distance sensor for detecting the distance between the upper and lower rollers, a thickness sensor for detecting the thickness of the processed cliche, and a set value input by recognizing the information of the sensors. There is an effect of directly adjusting the distance between the rolls even during processing by including a control module for controlling the operation of the operation unit using the control module.

1 is a block diagram of a rolling apparatus for producing a soft plate according to the present invention;
Figure 2 is a configuration diagram of the unit rolling stage shown in Figure 1,
3 is a configuration diagram of the molding unit shown in FIG. 2;
FIG. 4 is a configuration diagram of a transmission unit shown in FIG. 2 .

Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to components of each drawing, it should be noted that the same components have the same numerals as much as possible even if they are displayed on different drawings. In addition, in describing an embodiment of the present invention, if it is determined that a detailed description of a related known configuration or function hinders understanding of the embodiment of the present invention, the detailed description will be omitted.

Also, terms such as first, second, A, B, (a), and (b) may be used to describe components of an embodiment of the present invention. These terms are only used to distinguish the component from other components, and the nature, order, or order of the corresponding component is not limited by the term. When an element is described as being “connected”, “coupled” or “connected” to another element, that element may be directly connected or connected to the other element, but there may be another element between the elements. It should be understood that may be "connected", "combined" or "connected".

As shown in FIG. 1, the rolling apparatus 100 for manufacturing a soft plate according to the present invention includes a plurality of unit rolling stages 20 on a base 10 and a control module 90 for controlling the unit rolling stages 20. composed of

In addition, a guide 11 for guiding the molded plate 1 to be transported and processed is included between the unit rolling stage 20 and the unit rolling stage 20 .

Since the guide 11 serves to guide the transport of the molded sheet 1 processed by the unit rolling stage 20, it is installed so as not to interfere with the unit rolling stage 20, and if necessary, rotates It may be configured to include a roller.

In addition, the molded plate 1 is in the form of a lead bar at the portion inputted to the first unit rolling stage 10, and the portion discharged from the last unit rolling stage 10 becomes a lead plate. That is, the molding plate 1 is initially in the form of a lead bar, and as the stage progresses, the thickness gradually decreases, and finally it is formed in the form of a lead plate.

Here, the base 10 serves as a structure supporting the entire device, and a steel structure having high rigidity and minimizing generation of vibration is preferable, and its shape is not limited.

The unit rolling stages 10 are installed in plural numbers, usually 6 to 8, so that as many stages as the number of the molding plates 1 are installed are sequentially progressed.

At this time, the most applied number of unit rolling stages 10 is 7, but if necessary, the number of unit rolling stages 10 other than the above number can also be applied.

On the other hand, as shown in FIG. 2, the unit rolling stage 20 is installed on the upper end of the base 10, and the forming unit 30 for forming the forming plate 1 and the forming unit 30 It is configured to include a drive unit 40 disposed apart from a certain distance and a transmission unit 50 that transmits power of the drive unit 40 to the molding unit 30 .

First, the molding part 30 has an internal space and is fixed to the upper end of the base 10 and is rotatably coupled to the frame 31 serving as a structure of the unit rolling stage 20 and the inside of the frame 31. lower roller 32, a movable body 34 installed on a plurality of guide parts 33 formed in the frame 31 and transported up and down along the guide part 33, and rotationally coupled to the movable body 34 an upper roller 35 for controlling, an actuator 36 fixed to the upper end of the frame 31 to adjust the position of the movable body 34, and a gap for sensing the distance between the lower roller 32 and the upper roller 35. It is configured to include a sensor 37.

The frame 31 serves as a structure and is preferably constructed by combining a plurality of steel plates from a structural point of view, and is fixed to the base 10 using bolts or the like.

In addition, the frame 31 is configured to necessarily include a space in which members for molding functions are mounted, and its shape is not limited.

The lower roller 32 is coupled to the frame 31 via a bearing, and one end is coupled to the transmission unit 50 to rotate according to the driving of the driving unit 40 .

A guide part 33 is formed in the vertical direction on the frame 31, and a moving body 34 is coupled to the guide part 33 as shown in FIG.

Therefore, the movable body 34 is coupled to the frame 31 so as to be transportable up and down along the guide part 33 .

In addition, a plurality of actuators 36 are installed on the top of the frame 31, and the ends of the actuating rods of the actuators 36 are coupled to the movable body 34, respectively.

Accordingly, when the plurality of actuators 36 are operated, the position of the movable body 34 can be adjusted.

Here, the actuator 36 is preferably composed of an electric actuator including a control motor and a screw therein.

Also, the operation of the actuator 36 is controlled by the control module 90 .

Meanwhile, each of the movable bodies 34 is coupled to the upper roller 35 via a self-aligning bearing.

In particular, since the upper roller 35 is coupled via a self-aligning bearing, its posture can be changed. That is, when the operation of the two actuators 36 is changed, the angle (posture) of the upper roller 35 can be adjusted.

On the other hand, the distance sensor 37 detects the distance between the upper roller 35 and the lower roller 32 and can be implemented as one distance sensor 37 that detects the distance in the center, but if necessary In order to recognize the angle of the upper roller 35, it may be composed of a plurality of spaced apart by a certain distance.

The operation of the drive unit 40 is controlled by the control module 90, and includes an electric drive motor 41 and a connection unit 42 connected to a rotational shaft of the drive motor 41.

Preferably, the driving motor 41 is configured as a control motor whose rotational speed is controlled by the control module 90 .

The connection part 42 serves to connect the rotational shaft of the drive motor 41 and the transmission part 50, and is configured to include a coupling or the like.

In FIG. 1 , since the drive motor 41 is installed vertically, the transmission unit 50 includes two bevel gears for power transmission of two axes arranged at 90 degrees. Of course, when the driving motor 41 is horizontally disposed, it may be composed of only a general coupling.

On the other hand, as shown in FIG. 4, the transmission unit 50 includes a division unit 60 and a lower transmission unit 51 that transmits some of the power separated from the division unit 60 to the lower roller 32. and an upper transfer unit 54 for transmitting the remaining power separated by the dividing unit 60 to the upper roller 35.

First, the division part 60 is fixed to the base 10, and the casing 61 in which a space is formed therein is disposed at the inner lower end of the casing 61 and is rotationally coupled with the casing 61 through a bearing. a lower shaft 62, a lower gear 63 coupled to the lower shaft 62, an upper shaft 64 disposed on top of the casing 61 and rotationally coupled to the casing 61 via a bearing, It is configured to include an upper gear 65 that meshes with the lower gear 63 and is coupled to the upper shaft 64.

Here, the same gear is applied to the lower gear 63 and the upper gear 65 in order to realize the same number of revolutions of the two shafts.

Meanwhile, the connection part 42 of the drive motor 41 is connected to one end of the lower shaft 62 . Therefore, when the lower shaft 62 rotates, the upper shaft 64 rotates in the opposite direction to the lower side 62 by the action of the lower gear 63 and the upper gear 65 .

Meanwhile, power is transmitted to the other end of the lower shaft 62 by the lower roller 32 and the lower transfer unit 51, and one end of the upper shaft 62 is connected to the upper roller 35 and the upper transfer unit. Power is transmitted by (54).

Here, the lower transmission part 51 is configured to include a spline 71 as a transmission shaft that transmits power, so that even if the distance between the lower roller 32 and the dividing part 60 changes, the advantage of transmitting power is constant. there is.

And the upper transmission part 54 is also a transmission shaft that transmits power, and is configured to include a spline 72, a first universal jointer 73, and a second universal jointer 74 from the upper roller 35 side. . Here, the first universal jointer 73 and the second universal jointer 74 are configured such that the same angle is disposed in opposite directions.

If necessary, the universal jointer can apply another type of registration joint that can transmit power at a constant speed even when the angle of the shaft is changed.

Therefore, there is an advantage in that the power is constantly transmitted even if the distance and the vertical position of the upper roller 35 and the division part 60 are changed.

On the other hand, the control module 90 detects the value of the gap sensor 37 of all unit rolling stages 20, and the driving motor 41 of all unit rolling stages 20 and all unit rolling stages 20 A plurality of actuators (36) are controlled.

In addition, if necessary, the thickness of the molded plate 1 is detected to control the entire device.

In addition, when the user inputs the distance value of each unit rolling stage 20, the actuator 36 is operated with the corresponding value.

Therefore, since the distance between each unit rolling stage 20 can be adjusted even while the forming plate 1 is being manufactured, there is an advantage in that the thickness setting of the product can be changed immediately without stopping the operating equipment.

What has been described above is only an embodiment for carrying out the rolling apparatus for manufacturing a stencil according to the present invention, and the present invention is not limited to the above-described embodiments, and the present invention is disclosed without departing from the gist of the present invention claimed in the following claims. Anyone with ordinary knowledge in the technical field to which the invention belongs will say that the technical spirit of the present invention exists to the extent that it can be practiced by making various changes.

1: molding plate 10: base
11: guide 20: unit rolling stage
30: molding part 31: frame
32: lower roller 33: guide unit
34: mobile body 35: Sangrolo
36: actuator 37: gap sensor
40: driving unit 41: driving motor
42: connection part 50: transmission part
51: lower transfer part 54: upper transfer part
60: divided part 61: casing
62: lower shaft 63: lower gear
64: upper shaft 65: upper gear
71, 72: spline 73: first universal jointer
74: second universal jointer 90: control module
100: rolling device for producing soft plates

Claims (8)

In the rolling device for producing a soft plate for forming a lead bar into a soft plate,
a base supporting the entire structure;
A plurality of unit rolling stages installed on the base and sequentially forming lead bars to be introduced to produce a soft plate; and
Including a control module for controlling the state and operation of the plurality of unit rolling stages,
The unit rolling stage is:
a driving unit including a driving motor;
a dividing unit dividing rotation of the driving unit into two axes;
A molding unit including an upper roller and a lower roller for pressing the supplied star plate; and
Including a gearbox connected to each axis of the division and the upper and lower rollers of the molding unit for power transmission,
A rolling apparatus for manufacturing a soft plate, characterized in that the distance between the upper roller and the lower roller is adjusted by the control module.
The method according to claim 1, wherein the molding part:
a frame fixed to the base;
a plurality of guide parts formed on the frame;
a moving body seated on each of the guide units and moving; and
An actuator attached to the top of the frame to move the moving body,
The lower roller is rotationally coupled to the frame,
The upper roll is a rolling apparatus for manufacturing a soft plate, characterized in that the self-aligning bearing is rotationally coupled to the moving body.
[Claim 3] The rolling apparatus according to claim 2, wherein the driving unit includes a connection unit for transmitting power of the rotating shaft of the driving motor to one axis of the dividing unit.
The method according to claim 2, wherein the dividing unit:
casing;
a lower shaft that transmits power from the driving unit and is rotationally coupled to a lower portion of the casing;
a lower gear coupled to the lower shaft;
an upper shaft rotationally coupled to the casing spaced apart from the lower shaft; and
A rolling apparatus for producing a soft plate, characterized in that it comprises an upper gear engaged with the lower gear and coupled to the upper shaft.
The rolling apparatus of claim 4, wherein the transmission unit comprises a lower transfer unit for transmitting the rotational force of the lower shaft to the lower roller and an upper transfer unit for transmitting the rotational force of the upper shaft to the upper roller.
[6] The rolling apparatus according to claim 5, wherein the lower transfer unit includes a spline, and the upper transfer unit includes a spline, a first universal jointer, and a second universal jointer.
[7] The rolling apparatus according to claim 6, wherein the frame includes a gap sensor for detecting a gap between the upper roller and the lower roller.
The rolling apparatus of claim 7 , wherein the control module controls the actuator using information of the gap sensor.

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