JP3935825B2 - Core chuck lower limit stopper automatic adjustment device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a winder apparatus that manufactures a shipping roll by slitting to a predetermined width from a wide parent winding roll continuously manufactured by a paper machine and wound to a predetermined diameter. The present invention relates to a core chuck lower limit stopper automatic adjusting device for automatically adjusting the lower limit position of the core chuck.
[0002]
[Prior art]
FIG. 3 is a side view of a general two-drum winder part in a conventional winder apparatus, and FIG. 4 is a plan view of the main part thereof. FIG. 5 is an enlarged view of a portion B shown in FIG.
[0003]
As shown in the drawing, in a general two-drum winder in a conventional winder apparatus, a wide master winding roll 51 continuously manufactured by a paper machine (not shown) and wound up to a predetermined width is an unwinder apparatus. It is set to 52 and slit to a specified width in the slitter 53 while being rewound, and wound around the core 55 set on the two-drum winder 54 until the specified diameter is reached, so that the shipping roll 56 is manufactured. It has become.
[0004]
When the shipping roll 56 is manufactured, the operation is temporarily stopped, the cylinder 57 is extended, the pressure cutter 58 is rotated, the outermost layer paper of the shipping roll 56 is cut, and then the opening and closing that is stretched horizontally. The shipping roll 56 extruded onto the frame 60 rolls on the frame 59 and is transferred to the next process.
[0005]
Thereafter, the open / close frame 60 that forms a part of the frame 59 opens upward, and the core 55 that is arranged in advance in the width direction on the frame 61 and has a double-sided adhesive tape affixed to the upper surface thereof is attached to the tip of the arm 62. The core 55 is placed on the two-drum winder 54 as the arm 62 rotates in the direction of the arrow shown in the drawing.
[0006]
Thereafter, the cylinder 63 whose upper end is connected to the frames provided on both sides of the apparatus is operated, and the core chuck 64 is lowered along the guide rail 69.
[0007]
In this state, as shown in FIG. 5, the projection 68 attached to the tip of the core chuck 64 by the cylinder 67 is inserted into the inner cylinder of the core 55, and an appropriate pressing force is applied, so that the core 55 is in a two-drum winder. 54 is prevented from shifting due to vibration or swinging in the axial direction. Thereafter, the two-drum winder 54 is driven again, and the shipping roll 56 is manufactured (see, for example, Patent Document 1).
[0008]
[Patent Document 1]
Actual No. 2503195 (FIGS. 1, 2, and 3)
[0009]
[Problems to be solved by the invention]
In the manufacture of the conventional shipping roll 56, since the core 55 has various types of diameters and lengths, a specific type of the core 55 is determined depending on the purpose of use of the shipping roll 56, for example, the model of the printing press. Will be selected. For this reason, the core 55 having various types of diameters is placed on the two-drum winder 54, and accurately matching the axial center of the core 55 with the axial center of the protrusion 68 of the core chuck 64 is the cylinder 63. Therefore, it has been difficult to adjust the lower limit of the core chuck 64 by providing a pedestal 65 for receiving the core chuck 64 directly below the core chuck 64 and attaching a screw 66 that can be moved up and down.
[0010]
That is, in order to align the axial centers of the protrusions 68 of the core 55 and the core chuck 64, the height is changed by turning the screw 66 or inserting a spacer on the upper surface of the screw 66. However, this work is complicated, and it takes time to obtain accuracy, resulting in a reduction in work efficiency.
[0011]
The present invention has been made in view of the above circumstances, and provides a core chuck lower limit stopper automatic adjustment device that adjusts the height of the stopper so as to automatically regulate the height of the core chuck when the diameter of the core is set. It is an object to do.
[0012]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the invention according to claim 1 is characterized in that a shipping roll is slit by a predetermined width from a wide parent roll continuously manufactured by a paper machine and wound to a predetermined diameter. A worm jack is fixed on a stand located below the core chuck of the winder device to be manufactured, and a receiving seat for receiving the core chuck is provided at the upper end of the worm wheel shaft of the worm jack and connected to the worm of the worm jack. At the rotating shaft end of the driving motor , a pulse transmitter is provided to detect the amount of vertical movement of the seat from the number of rotations of the motor by calculating the transmitted pulse signal . and attaching a reference point detection proximity switches for detecting the position of the seat from the position of the lower end portion, the core to be inserted into the inner cylinder of the inner cylinder's center line and the core of the core of the largest diameter as a reference Determine the position of the seat so that the axial center of the protrusion attached to the tip of the jack matches, set this position as the origin, set the reference value of the core diameter of the core to be set, and set the reference The core chuck lower limit stopper automatic adjustment device is configured by rotating the motor based on the numerical value to drive the worm jack and moving the seat vertically, so that even if the core diameter is different, Just by setting a predetermined core diameter, accurate positioning of the shaft center of the protrusion attached to the tip of the core chuck, which is inserted into the inner cylinder of the core by the cylinder, can be performed in a short time. It is possible to provide a core chuck lower limit stopper automatic adjustment device that does not require a lot of work.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a side view of a core chuck lower limit stopper automatic adjusting device according to an embodiment of the present invention, and FIG. 2 is a plan view taken along the line AA shown in FIG.
[0014]
1 and FIG. 2, the apparatus shown in FIGS. 3 to 5 other than the lower limit stopper of the core chuck 64, that is, the unwinder device 52, the slitter 53, and the core chuck lower limit stopper automatic adjusting device according to the embodiment of the present invention. Since the two-drum winder 54, the core 55, and the like are not changed from the conventional ones, a duplicate description is omitted.
[0015]
1 and 2, reference numeral 1 denotes a core chuck lower limit stopper, and a worm jack 3 is fixed on a stand 2 having an empty cylinder inside.
[0016]
A driving motor 5 is connected to one shaft end of the worm of the worm jack 3 via a coupling 4.
[0017]
A receiving seat 7 is fixed to the upper end of the worm wheel shaft 6. Further, the lower end portion of the worm wheel shaft 6 protrudes into the empty cylinder of the gantry 2, and the seat 7 is moved in the vertical direction by driving the motor 5 in the forward / reverse direction. A pulse transmitter 11 is provided at the end of the rotating shaft of the motor 5 in order to detect the amount of vertical movement of the seat 7 from the number of rotations of the motor 5.
[0018]
In addition, an origin detection proximity switch 8, a lower limit detection proximity switch 9, and an upper limit detection proximity switch 10 for detecting the position of the seat 7 from the position of the lower end of the worm wheel shaft 6 are attached to the gantry 2. Yes.
[0019]
In the core chuck lower limit stopper automatic adjusting device according to the present embodiment configured as described above, first, the motor 5 is appropriately rotated forward and backward, and the inner cylinder center line of the core 55 having the maximum diameter serving as a reference, The position of the receiving seat 7 is determined so that the axial centers of the protrusions 68 of the core chuck 64 coincide with each other, and this position is set as the origin.
[0020]
Next, when the type of the core 55 to be set is determined, since the reference value of the core diameter is determined, the position of the axis center of the protrusion 68 of the core chuck 64, that is, the position of the seat 7 is given as a known numerical value. It will be.
[0021]
Based on this numerical value, the motor 5 is rotated to drive the worm jack 3, and the seat 7 is moved in the vertical direction.
[0022]
At this time, the amount of movement of the seat 7 in the vertical direction can be accurately grasped by calculating the number of rotations of the motor 5, that is, the pulse signal transmitted from the pulse transmitter 11, so that a predetermined core diameter is determined. It is possible to automatically adjust the position of the seat 7, that is, the position of the lower limit stopper of the core chuck 64 only by setting the reference value.
When the seat 7 abnormally overruns downward or upward during operation, the lower limit detecting proximity switch 9 or the upper limit detecting proximity switch 10 is operated and the motor 5 is stopped.
[0023]
As described above, in the core chuck lower limit stopper automatic adjustment device according to the present embodiment, even if the diameter of the core 55 is different, only the predetermined core diameter is set and the cylinder 67 can Accurate positioning of the axis center of the protrusion 68 attached to the tip of the core chuck 64 inserted into the cylinder can be performed in a short time, and a complicated operation as in the prior art becomes unnecessary.
[0024]
In the present embodiment, the origin detecting proximity switch 8, the lower limit detecting proximity switch 9, and the upper limit detecting proximity switch 10 for detecting the position of the seat 7 from the position of the lower end portion of the worm wheel shaft 6. Is attached to the gantry 2, but the position of the seat 7 may be directly detected using these switches 8, 9, 10.
[0025]
【The invention's effect】
The invention according to claim 1 is a core chuck of a winder device that manufactures a shipping roll by slitting to a predetermined width from a wide parent winding roll continuously manufactured by a paper machine and wound to a predetermined diameter. A worm jack is fixed on a pedestal located below, and a seat for receiving a core chuck is provided at the upper end of the worm wheel shaft of the worm jack, and a rotating shaft end of a driving motor connected to the worm of the worm jack. the number of rotations of the motor by the operation of the pulse signals transmitted seat a vertical pulse generator for detecting the movement amount of the provided of, the frame of the seat from the position of the lower end portion of the worm wheel shaft position by attaching a reference point detection proximity switches for detecting the, attached to the end of the core chucks are inserted into the inner cylinder of the inner cylinder's center line and the core of the core of the largest diameter as a reference Decide the position of the seat so that the axial centers of the protrusions match, set this position as the origin, set the reference value for the core diameter of the core to be set, and set the motor based on the reference value Since the core chuck lower limit stopper automatic adjustment device is configured to rotate and drive the worm jack and move the seat vertically , even if the core diameter is different, only set the predetermined core diameter Therefore, accurate positioning of the center of the axis of the protrusion attached to the tip of the core chuck, which is inserted into the inner cylinder of the core by the cylinder, becomes possible in a short time, and does not require complicated operations as in the past. An effective core chuck lower limit stopper automatic adjustment device can be provided.
[Brief description of the drawings]
FIG. 1 is a side view of a core chuck lower limit stopper automatic adjusting device according to an embodiment of the present invention.
2 is a plan view taken along the line AA shown in FIG. 1. FIG.
FIG. 3 is a side view of a general two-drum winder portion in a conventional winder device.
4 is a plan view of a main part of a two-drum winder portion shown in FIG. 3. FIG.
FIG. 5 is an enlarged view of a portion B shown in FIG.
[Explanation of symbols]
1 Core chuck lower limit stopper 2 Base 3 Worm jack 4 Coupling 5 Motor 6 Worm wheel shaft 7 Seat 8 Origin detection proximity switch 9 Lower limit detection proximity switch 10 Upper limit detection proximity switch 11 Pulse transmitter 51 Master winding roll 52 Unwinder Device 53 Slitter 54 Two-drum winder 55 Core 56 Shipping roll 57 Cylinder 58 Pressure cutting machine 59 Frame 60 Opening and closing frame 61 Base 62 Arm 63 Cylinder 64 Core chuck 65 Base 66 Screw 67 Cylinder 68 Protrusion 69 Guide rail

Claims (1)

A worm is placed on a base located below the core chuck of a winder device that manufactures a shipping roll by slitting to a predetermined width from a wide master winding roll continuously manufactured by a paper machine and wound to a predetermined diameter. The jack is fixed and a seat for receiving the core chuck is provided at the upper end of the worm wheel shaft of the worm jack , and a pulse signal transmitted to the rotary shaft end of the driving motor connected to the worm of the worm jack. calculating a pulse generator for detecting the amount of vertical movement of the seat from the rotational speed of the motor is provided by a, the frame proximity for origin detection for detecting a position of the seat from the position of the lower end portion of the worm wheel shaft and attaching a switch, the axial center of the projection attached to the tip of the core chucks are inserted into the inner cylinder of the inner cylinder's center line and the core of the core of the largest diameter as a reference is matches Determine the position of the seat, set this position as the origin, set the reference value of the core diameter of the core to be set, and drive the worm jack by rotating the motor based on the value of the reference value And a core chuck lower limit stopper automatic adjusting device , wherein the seat is moved in the vertical direction .

Images