JPH0337910Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Technical Field] The present invention relates to a plate cutting machine used for cutting inorganic cured materials such as roof tiles.

[Background technology]

Conventionally, when cutting board materials such as roof tiles, the sixth
A board cutting machine as shown in the figure is used. This cutting machine has a movable base 2 disposed above a fixed base 1 to which a fixed leg 10 is fixed at the bottom, and a movable base 2.
One end is pivoted to one end of a fixed base 1 with a first pin 11 so that it can move up and down, and a fixed blade 3 and a movable blade 4 are attached to the upper surface of the fixed base 1 and the lower surface of the movable base 2 to form a fixed blade. 3 and the movable blade 4 are made to correspond vertically, and the fixed base 1
The lower end of the swing link 6 is pivotably connected to the other end of the swing link 6, and the upper end of the swing link 6 is pivotally connected to the operating handle 5, and extends to the lower part of the base side of the operating handle 5. By pivoting the connecting portion 15 and the other end of the movable base 2, and moving the movable base 2 up and down by holding the grip 22 of the operating handle 5, the movable base 2 is moved to the first position.
It is designed to move up and down using a pin 11 as an axis, and has a fixed blade 3 on a fixed base 1 and a movable blade 4 on a movable base 2.
A plate material is inserted between the handle 5 and the handle 5 so that cutting can be performed by pressing the grip 22 of the operating handle 5.

By the way, as shown in FIG. 7, on the upper end surface of the movable base 2, a punch holder 39 with punch holes 38 and one horizontal base 40 are protruded so that nail holes etc. can be punched in the plate material. A punch 41, which is inserted into the punch hole 38 of the punch holder 39, is suspended from the lower surface of the operating handle 5. When drilling a nail hole in a plate material B such as a roof tile, place the plate material B on the upper surface of the punch holder 39 and the horizontal stand 40 to keep it horizontal, and in this state, move the operating handle 5 downward to punch the punch 41. is press-fitted into plate material B to form a nail hole. However, when using a conventional board cutting machine and the board B is particularly large, the board B wobbles back and forth on the top surface of the movable table 2, making it difficult to maintain a horizontal position and causing the nail hole to be tilted diagonally. In some cases, plate material B
The drawback was that trying to level it would put a strain on your hands.

[Purpose of the invention] The present invention has been made in view of the above points, and provides a board cutting machine that can easily keep the board horizontal when it is placed on the top surface of a movable table. The purpose is to

[Disclosure of invention]

That is, in the plate cutting machine of the present invention, a movable base 2 is disposed above a fixed base 1, and one end of the movable base 2 is pivoted to one end of the fixed base 1, and the movable base 2 is disposed above the movable base 2. By operating the operating handle 5, the movable base 2 is pivoted to the fixed base 1 so as to be movable up and down, and the fixed base 1
This board cutting machine is made up of a fixed blade 3 provided on the top surface and a movable blade 4 provided on the bottom surface of the movable table 2, which are vertically matched. A punch pedestal 39 provided with a punch pedestal 38 is provided to protrude upward, and at the front and rear positions of the punch pedestal 39, a horizontal table 40 is respectively provided to protrude upward from the upper end surface of the movable table. 40 are formed in the same horizontal plane, and a punch 41 inserted into the punch hole 38 of the punch holder 39 is suspended from the lower surface of the operating handle 5.
A punch holder 39 and a pair of horizontal stands 40 on the upper end surface,
40, and the upper surfaces of the respective stands 39, 40, 40 are formed in the same horizontal plane, thereby achieving the above object.

The present invention will be described in detail below based on illustrated embodiments. First, to explain the overall structure of the sheet material cutting machine A, as shown in FIGS.
0 and 10 are provided, and a fixed blade 3 is attached to the upper surface of the fixed table 1 over its entire length. A pivot 16 is provided at one end of the fixed base 1, and a pivot 17 is attached to the pivot 16 with a nut 18.
A swing link fixing part 19 is provided at the other end of the fixed base 1, and a fixed shaft 20 is fixed to the swing link fixing part 19 with a nut 18. A swing link 6 is attached to the upper end of the
The lower end portion of is rotatably supported by a second pin 12. A horizontally long movable base 2 is disposed above the fixed base 1, and one end of the movable base 2 is connected to the pivot shaft 1.
It is pivotally attached to the upper end of 7 by a first pin 11 so as to be vertically movable. A movable blade 4 is attached to the lower surface of the movable base 2 over its entire length, and corresponds to the fixed blade 3 of the fixed base 1 above and below. The fixed blade 3 and the movable blade 4 protrude from the upper surface of the fixed base 1 and the lower surface of the movable base 2, respectively.
An operating handle 5 is provided on the upper side of the movable base 2, and a connecting portion 15 extending downward and a pivot portion 7 extending upward are provided on the base end side of the operating handle 5. , the connecting portion 15 connects the other end of the movable base 2 and the third
It is pivoted with a pin 13 so that it can move up and down. Furthermore, a through hole (not shown) is bored at the other end of the movable base 2, and the upper end of the swing link 6 passes through the through hole and is connected to the pivoting portion 7 of the operating handle 5. It is pivoted with 4 pins 14.

When the user holds the grip 22 provided at the free end of the operating handle 5 in his hand and operates the operating handle 5 up and down, the movable base 2 moves up and down about the first pin 11, and the fixed blade 3 and movable blade 4
By inserting a plate material between the blades 3 and 4, the plate material can be cut between the two blades 3 and 4. That is, when the operating handle 5 is lifted as shown in FIG. The grip 2 of the operating handle 5 rotates upward to form a gap with the fixed base 1.
2, the movable base 2 rotates downward, the gap between the movable blade 4 of the movable base 2 and the fixed blade 3 of the fixed base 1 becomes smaller, and the plate material is removed between the fixed blade 3 and the movable blade 4. It is now possible to cut Further, in this case, when the operating handle 5 is lifted up, the swinging link 6 is slightly tilted forward, and when the operating handle 5 is moved down, the swinging link 6 is tilted to the opposite side.

Next, to explain in detail the structure of the upper end surface of the movable base 2, as shown in FIGS.
are provided to protrude upward, and a pair of horizontal stands 40,
40 is provided to protrude upward. The upper end surfaces of the punch holder 39 and the horizontal stands 40, 40 are formed flush with each other, and the upper surfaces of the punch holder 39 and the horizontal stands 40, 40 are formed in the same horizontal plane. A punch hole 38 is bored in the center of the punch holder 39, and a punch 41 is suspended from the lower surface of the operating handle 5 at a position corresponding to the punch hole 38. Now, when making nail holes in plate material B such as tiles, the punch holder 39 and each horizontal stand 40, 40 are
A nail hole is formed in the plate B by placing the plate B on the upper surface of the plate B by hand and pushing down the grip 22 of the operating handle 5 to press fit the punch 41 into the plate B. At this time, the board B rests on the upper surface of the punch holder 39 and the horizontal stand 40 at three locations, so it can be easily maintained in a horizontal state without wobbling in the front-rear direction. A hole can be made straight into the plate material B.

Note that when the operation handle 5 is held with the right hand, a plurality of notches 36 are provided in the fixed part 9 on the left side of the movable base 2 along the movable blade 4. The cutting edge of the movable blade 4 is installed so that it can be seen from diagonally above, and the cutting edge of the movable blade 4 can be easily aligned with the matching mark on the plate material. In addition, a plurality of holding ribs 8, 8, ... are provided at the lower part of the right side of the fixed base 1 to protrude laterally along the fixed blade 3, and correspond to the holding ribs 8 of the fixed base 1 at the top and bottom. A plurality of holding ribs 8 are also protruded from the lower side of the movable base 2 at the position.
For example, when cutting a board by holding it with the left hand, the holding ribs 8, 8 press against the front and back surfaces of the right end of the board from the top and bottom, and even after cutting the board with the double blades 3, 4, the upper and lower holding ribs 8 The board is held by the handles so that the end of the board that is not held by hand does not fall from the cutting machine A. In addition, reference numeral 28 in the figure represents an auxiliary hardware, one end of which is pivotally attached to the swing link 6 via the fourth pin 14 so as to be vertically movable, and a leg 29 hanging vertically is mounted on the other end. A slit 32 is provided on the upper surface of the auxiliary hardware 28, which is adapted to rest on the upper surface of the recessed step 30 of the mounting base 23, and has a blade 31 that is concavely curved and protrudes toward the other end on the upper surface of the base end of the operating handle 5. The inside can be inserted freely. As shown in FIG. 5, when the grip 22 of the operating handle 5 is lifted upward, the blade 31 protrudes from the slit 32 onto the upper surface of the auxiliary hardware 28.
A space 33 is formed between the upper surface of the auxiliary hardware 28 and a small plate is placed in the space 33 and then the operating handle 5 is moved downward to cut even a small plate.

[Effect of idea]

As described above, the present invention provides a punch holder with a punch hole provided in the center of the longitudinal direction of the upper end surface of the movable table protruding upward, and also attaches the punch holder to the upper end surface of the movable table at the front and back positions of the punch holder. Since each horizontal stand is provided to protrude upward, and the punch holder and the upper end surface of both horizontal stands are formed in the same horizontal plane, even when the size of the plate is large, especially when the rear end of the plate is large, the plate can be easily The nail hole can be easily leveled by simply placing it on the upper surface of a punch holder and a pair of horizontal stands, and the nail hole can be drilled straight in the correct position of the board.

[Brief explanation of the drawing]

Fig. 1 is a side view of the main parts of an embodiment of the present invention, Fig. 2 is a schematic perspective view of the main parts of the same, Figs. FIG. 6 is a perspective view of the conventional example, and FIG. 7 is a schematic perspective view of the same. 1 is a fixed base, 2 is a movable base, 3 is a fixed blade, 4 is a movable blade, 5 is an operating handle, 38 is a punch hole, 39
is a punch holder, 40 is a horizontal stand, 41 is a punch, A
is a board cutting machine.

Claims (1)

[Scope of utility model registration request] A movable base is arranged above the fixed base, and one end of the movable base is pivoted to one end of the fixed base, and the movable base can be moved up and down from the fixed base by operating the operation handle located above the movable base. A sheet material cutting machine which is movably pivoted and has a fixed blade provided on the top surface of a fixed table and a movable blade provided on the bottom surface of a movable table, which correspond vertically,
A punch holder with a punch hole provided in the longitudinal center of the upper end surface of the movable table is provided to protrude upward, and horizontal pedestals are respectively provided upwardly protruding from the upper end surface of the movable table at the front and back positions of the punch holder. A plate cutting machine comprising a punch holder and the upper end surfaces of both horizontal tables formed in the same horizontal plane, and a punch inserted into a punch hole of the punch holder hanging from the lower surface of an operation handle.