JPH0472675B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention comprises an apparatus for cutting groove patterns etc. on the surface of a flat cuttable material, and more specifically, a device comprising a plurality of easily replaceable cutter shafts, This invention relates to a cutting device in which the cutter shaft to be used can be changed.

(Prior art) Traditionally, patterned grooves have been applied to the surfaces of wood, stone, metal plates, etc., and in recent years, grooves have also been applied to the surfaces of gypsum boats and steam-cured lightweight aerated concrete for the purpose of emphasizing the beauty of buildings. The need for groove machining is increasing. However, in order to add groove patterns to the surface of gypsum board or lightweight aerated concrete, since these materials are plastic processed products, there is a method of placing a base plate with groove patterns in the formwork in advance and pouring the material. . On the other hand, there is also a method of machining a grooved pattern on the surface of the molded base material.

(Problems to be Solved by the Invention) However, the former method requires a large number of base plates in order to meet the requirements for a variety of different groove patterns, and in addition, it is also necessary to transport and clean the base plates. It has drawbacks such as being extremely complicated. On the other hand, in the latter method, various types of cutter shafts, each with a drive device, are arranged along the material transport path, and cutting is performed by making only the necessary cutter shafts contact the material, but the arrangement requires little space. There are limits to the drive system and
There were many drawbacks, such as replacing the cutter shaft to cover these problems required time and effort. Therefore, the present invention is intended to solve the above-mentioned drawbacks of cutting devices for forming grooves on flat materials. It can be used as
It is also an object of the present invention to provide a cutting device that can be easily replaced with other cutter shafts.

(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a central A plurality of cutter shafts of different shapes are provided parallel to the shaft, and any one of the cutter shafts can be driven by switching the clutch.

(Function) In this way, one of the multiple cutter shafts can be selected and driven using the power of one machine, and also,
It is easy to switch with other cutter shafts installed around the center shaft, and it is also easy to replace with cutter shafts of other shapes, so it takes less space to process groove patterns on many types of ALC panels, etc. Can be done quickly with a small number of equipment.

(Example) Fig. 1 is a side view of an embodiment of the cutting device of the present invention in an operating state, Fig. 2 is a sectional view taken along line A-A in Fig. 1,
Figure 3 is a side view showing the state when the cutter axis is converted, Figure 4 is a sectional view taken along line B-B in Figure 3, and Figure 5 a.
1 shows a partial view of the center plate, and b shows a partial view of the cutter shaft bearing box attached to the center plate bearing.

As shown in FIG. 1, on the pedestal 1 of the cutting device,
Fixed boxes 2, 2 which are left and right symmetrical are provided, and a center box 3, 3 which moves up and down is inserted therein. Note that guides 4, 4 (see FIG. 2) are incorporated along the side surfaces of the fixed boxes 2, 2 in order to prevent the center boxes 3, 3 from wobbling when they are raised and lowered. The tips of screw jacks 8, 8 are joined to the center plates 3', 3' of the center boxes 3, 3. Also, center box 3,
3, the motor 5-1 on the stand 1 is engaged with the screw jacks 8, 8 through a torque limiter 9 fitted to the motor shaft, couplings 10, 10, bearings 12, 12, and an elevating transmission shaft 11. ing. The upper and lower limits of the center boxes 3, 3 driven by the motor 5-1 via the screw jacks 8, 8 are limited by a lifting shaft limit 13 provided on the left side of the lifting transmission shaft 11. With these devices, center box 3,
3 is raised and lowered to a set position by the rotation of the motor 5-1.

Next, the center shaft 14 is supported by bearings 17, 17, which are fixed to the upper surfaces of the center boxes 3, 3. Center plates 15, 15 are fitted inside the bearings 17, 17 of the center shaft 14 so as to protrude in the outer circumferential direction, and the center plate bearing 15-
1, as shown in FIG. 5, the bearing boxes 16, 16 of a plurality of cutter shafts 22 are slid together from the radial direction of the center shaft and fixed by a presser plate 15-2. A worm reducer 19 is also connected to one end of the center shaft 14 via a coupling ring 18.
This worm reducer 19 is fixed on the center box 3, and the other end has a concave portion of a switching clutch 20 (fixed on the center box 3) divided into the same number of cutter shafts 22 as will be described later. are fitted, and by freely moving the center ring of the convex clutch, the center shaft 14 can be rotated by the motor or handle 19-1. As shown in FIGS. 6a to 6d, multi-shaped cutters 23 are combined and set on the cutter shaft 22, and the bearings 1 of the center plates 15,
5-1 and 15-1 are cutter shaft bearing box 1
6 and 16 are slid together and rotatably held, and a coupling 25 is fixed to one end of the coupling. Reference numeral 21 is a stopper, which is propelled by a screw shaft 7-1 as shown in FIG. The concave portion at the tip fits into the convex portion of the cutter shaft 22 for accurate positioning and prevents slight movement of the cutter shaft 22 during cutting. Further, a coupling ring 25-1 connected to the coupling ring 25 is fitted onto the shaft of the motor 5. Then, by turning the handle 7 and moving the base guide 6 that is screwed into the screw shaft 7-1, the motor 5 installed thereon can be moved.
The cutter shaft 22 used is connected to the cutter shaft 22. In addition,
During cutting of the ALC panel 26, in order to prevent dust from scattering, the dust collection cover 24 is fixed to the cutter shaft 14 in line with the position of the cutter 23, as shown in Fig. 4, and is connected to the dust collection device through a flexible hose. are doing. The ALC panel 26 is placed on the horizontal roller 27 of the conveyor frame, and the side surface is held between the guide rollers 28 and the cutter shaft 22.
The lower side of the panel 26 is transferred in the longitudinal direction of the panel 26.

The operation of the apparatus thus constructed will be described below.

First, the motor 5-1 is rotated, and the screw jacks 8, 8, which are set symmetrically, are driven by the transmission shaft 11, which is connected by couplings 10, 10, and the center shaft 14, which is installed in the center boxes 3, 3, is driven. The cutter 23 of the cutter shaft 22 that is raised and connected to the drive device is connected to the ALC panel 26.
The cutter shaft is raised to a height that allows it to pass over the horizontal roller 27 without processing, and then stopped, and the stopper 21 and the coupling 25-1 of the motor 5 are moved to disconnect the cutter shaft from the drive device. Next, the first
Bearing 1 of center plates 15, 15 shown in the figure
6 and 16 are changed and fixed. First, to select and set the necessary cutter shaft 22 installed, rotate the center shaft 14 using the handle 19-1 provided on the worm reducer 19, and select the desired cutter shaft 22. When the cutter shaft 22 is moved directly below the center shaft 14 and the equally divided clutches 20 are connected, the position is determined, and the stopper 21 is further advanced to securely fix the cutter shaft 22. Next, the base guide 6 is moved by rotating the handle 7, and the coupling rings 25, 25-1 are moved.
By joining and rotating the motor 5
The ALC panel 26 can now be cut. The level of the cutter 23 is adjusted by rotating the motor 5-1 and driving it by a transmission shaft 11 which connects symmetrical screw jacks 8, 8 with coupling rings 10, 10, and connects the center shaft installed in the center boxes 3, 3. 14 to determine the cutting position. placed on the horizontal roller 27 of the conveyor frame.
The ALC panel 26 is rotated by the motor 5, while
Cutting is performed while moving the ALC panel 26 in the longitudinal direction, but diagonal grooving is also possible by changing the angle with respect to the flow direction of movement of the panel 26.

The cutter shaft 2 attached to the center shaft 14
2 with another type of cutter shaft, remove the holding plate 15-2 of the cutter shaft bearing box 16 located at the top of the center plate 15, and lift or hang the cutter shaft 22 with a crane or the like. It can be done extremely easily and in a short time. FIG. 7 shows an example of a cut groove pattern, in which figure a shows the groove pattern cut by the cutter shaft according to FIG. 6 a, and figure b shows the groove pattern cut by the cutter shaft according to FIG. 6 d.

(Effects of the Invention) As explained in detail above, according to the present invention, it is possible to set multi-shaped processing cutters, and the device of the present invention can quickly change the multi-shaped cutters, compared to conventional devices. However, it is very effective in that the cutter can be replaced very easily and the space of the device is not required.

[Brief explanation of the drawing]

FIG. 1 is a side view of an embodiment of the cutting device of the present invention in an operating state, FIG. 2 is a sectional view taken along line A-A in FIG.
Figure 3 is a side view showing the state when the cutter axis is converted, Figure 4 is a sectional view taken along line B-B in Figure 3, and Figure 5 a.
is a partial view of the set plate, b is a partial view of the cutter shaft bearing, Figures 6 a to d are views showing an example of the cutter shaft, and Figures 7 a and b are perspective views showing the groove pattern of the cut ALC panel. It is. 2, 2... Fixed box, 3, 3... Center box, 3', 3'... Center plate, 4, 4... Guide, 5, 5-1... Motor, 8, 8... Screw jack, 11... Lifting transmission shaft , 14...center axis,
15, 15... Center plate, 19... Worm reducer, 20... Switching clutch, 21... Stopper, 22... Cutter shaft, 23... Cutter, 2
5, 25-1...Coupling, 26...ALC panel, 27...Horizontal roller.

Claims (1)

[Claims] 1. A means for horizontally transporting material, a center shaft supported by bearings that can be raised and lowered and provided across both sides of the horizontal transport means, and A cutter shaft is attached parallel to the center shaft to the bearings of a plurality of center plates projecting in the direction, and a fixing member is provided on the center shaft so that any one of the cutter shafts is aligned with the cutter (shaft) drive shaft. 1. A cutting device having a plurality of cutter shafts, comprising means for coupling a cutter drive to the cutter shafts.