JPH0711225U - Cutting machine - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a cutting machine that can reliably carry out a front vice with a front vise even if the cutting cost of the cut tip material and the residual material is extremely short. [Structure] The workpiece W is clamped by the cutting tool while the workpiece W is clamped by the main body vise 15 including the main body reference vise jaw 15A and the main body movement vise jaw 15B. becomes, a cutting machine 1 for a workpiece or remainder W _G after cutting with movable front device 21 to Okuzai direction comprising brought transport clamps, at least the body reference vise jaw 15A path of the tip cutting tool It is characterized in that it is provided near the line P and that at least the tip portion of the main body reference vice jaw 15A and the tip portion of the front reference vice jaw -21A are arranged so as to interfere with each other when seen in a plan view.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a cutting machine, and more particularly to a cutting machine that can easily carry out a tip material and a residual material generated when a work is cut.

[0002]

[Prior art]

 For example, in a horizontal band saw machine as a cutting machine, a workpiece is clamped by a main body vise composed of a main body reference vise jaw and a main body moving vise jaw, and the work is cut by a band saw blade as a cutting tool. Then, the cut work and the residual material are clamped by a front vise that is movable in the material feeding direction composed of the front reference vise jaw and the front moving vise jaw, and are carried out.

[0003]

[Problems to be solved by the device]

 By the way, in the above-mentioned conventional technology, the tip position of the main body vise is located in front of the pass line of the band saw blade in order to clamp and carry out the cut tip material and residual material. It is located in the position. With such a disposition of the tip of the body vice, the length of the cut tip material and the residual material must be kept at an arbitrary length, and the work cannot be cut effectively, resulting in a large loss.

In order to reduce the loss of the work, the tip position of the main body vise is arranged near the pass line of the band saw blade, and in the conventional front vise, the cutting cost of the cut tip material and the residual material is extremely short. Thus, there was a problem in that it could not be reliably delivered.

An object of the present invention is, in order to solve the above-mentioned problems, a cutting machine capable of reliably carrying out forward with a front vise even if a cutting margin of a cut tip material or a residual material is extremely short. To provide.

[0006]

[Means for Solving the Problems] In order to achieve the above-mentioned object, the present invention is to cut a work into a work by a cutting tool in a state in which a work is clamped by a main body vise including a main body reference vise jaw and a main body moving vice jaw. A cutting machine that consists of a front reference vise jaw and a front moving vise jaw, and clamps and conveys workpieces and residual materials after cutting with a front vise jaw that can move freely in the material feeding direction. The tip of the vise jaw is provided near the pass line of the cutting tool, and at least the tip portion of the main body reference vice jaw and the tip portion of the front reference vice jaw are arranged so as to interfere with each other when seen in a plan view. It is a thing.

Further, according to the present invention, the work is clamped by the main body vise including the main body reference vise jaw and the main body moving vise jaw, and the work is cut by the cutting tool. It is a cutting machine that clamps and conveys workpieces and residual materials after cutting with a front vise that can move in the material feeding direction.The tip of the main body reference vice jaw is provided near the path line of the cutting tool. The tip part of the above-mentioned moving vice jaw is characterized in that it is configured to avoid the web of the work.

In the cutting machine, it is desirable that a tip portion of the front moving vice jaw is provided so as to be vertically movable.

Further, according to the present invention, the work is clamped by the cutting tool in a state where the work is clamped by the main body vise jaw and the main body moving vise jaw, and the work is cut from the front reference vise jaw and the front moving vise jaw. A cutting machine that clamps and conveys the work after cutting and the remaining material with a front vise that can move in the material feeding direction.If the tip of the main body reference vice jaw is provided near the path line of the cutting tool. Both are characterized in that the front reference vise jaw and the front moving vise jaw are provided so as to be vertically movable.

[0010]

By employing the cutting machine of the present invention, the work to be cut is clamped by the main body vise including the main body reference vise jaw and the main body moving vise jaw. The work clamped by this body vise is cut by a cutting tool.

When this cutting process is performed, at least the tip of the main body reference vise jaw is provided near the pass line of the cutting tool, and at least the tip portion of the main body reference vise jaw and the front reference vise are seen in a plan view. Since the tip part of the jaw interferes with each other, even if the length of the tip material or residual material of the cut work is short, the front vise that consists of the front reference vise jaw and the front moving vise jaw ensures Is delivered to the front.

Further, since the tip portion of the front-moving vise jaw of the front vise is configured to avoid the web of the work, the tip material and the residue of the work cut by the front vise while avoiding the web of the work. The material is securely clamped and delivered.

Further, since the front reference vise jaw and the front moving vise jaw are provided so as to be movable up and down, the tip of the work obtained by cutting the web of the work with the front reference vise jaw and the front moving vise jaw. By clamping the material and the remaining material, it can be reliably delivered.

[0014]

【Example】

 An embodiment of the present invention will be described below in detail with reference to the drawings.

Referring to FIGS. 6 and 7, for example, a horizontal band saw machine 1 capable of cutting an angle as a cutting machine is provided with a base 3, on which a saw blade housing 5 is pivoted. It is provided so as to be rotatable around the shaft 7 while being guided by a plurality of arc-shaped guides 9.

A rotatable drive wheel and a driven wheel are provided in the saw blade housing 5, and a band saw blade as a cutting tool is wound around the drive wheel and the driven wheel. The saw blade housing 5 travels in the direction orthogonal to the material feeding direction of the work, that is, the direction of arrow A (vertical direction in FIG. 7) while the saw blade housing 5 is located at the rotation origin position as shown by the solid line in FIG. A band saw blade pass line P is provided, and 90 ° cutting is performed on the work fed from the direction of the arrow A at the band saw blade pass line P. The turning center axis 7 is located at the intersection of the pass line P of the band saw blade and the reference plane of the body vice described later.

The saw blade housing 5 is rotated from the position indicated by the solid line in FIG. 7 about the pivot axis 7 as indicated by the chain double-dashed line, for example, so that the workpiece is cut at a desired angle. Becomes

An end portion of a cylinder tube 11 of a hydraulic cylinder 9 for turning drive is pivotally connected to the base 3 by a pivot 13. The hydraulic cylinder device 9 is pivotally connected to the saw blade housing 5 via a piston rod. Therefore, the saw blade housing 5 is swung about the swivel center axis 7 with respect to the base 3 by the axial expansion and contraction of the piston rod.

A body vise 15 is provided on the base 3 to clamp a workpiece fed in the feeding direction (arrow A direction). The main body vice 15 is composed of a main body reference vice jaw 15A and a main body moving vice jaw 15B. The main body moving vise jaw 15B is attached to the tip of a piston rod 19 mounted on the moving cylinder 17. Therefore, by actuating the moving cylinder 17, the body moving vise jaw 15B is moved in the left-right direction in FIGS. 6 and 7 via the piston rod 19, so that the body reference vise jaw 15B is moved according to the size of the workpiece. The work is clamped by 15A and the main body moving vise jaw 15B.

A front vise 21 is provided below the pass line P of the band saw blade in FIGS. 6 and 7. The front vise 21 is composed of a front reference vise jaw 21A and a front moving vise jaw 21B. The front moving vice jaw 21B is attached to the tip of a piston rod 25 mounted on the moving cylinder 23. Therefore, the front moving vise jaw 21B is moved in the left-right direction in FIGS. 6 and 7 by activating the moving cylinder 23 through the piston rod 25, so that the front reference vise according to the size of the workpiece. The work W is clamped by the jaw 21A and the front moving vice jaw 21B. Needless to say, the front vise 21 is moved in the material feeding direction by a known material feeding cylinder (not shown).

As shown in FIGS. 1 and 2, the main body reference vise jaw 15A has a plurality of bolts at a front end portion (lower portion in FIG. 1, right portion in FIG. 2) of a vice plate 27. Installed. The tip of the vise plate 27 is provided near the path line P of the band saw blade. On the other hand, as shown in FIGS. 1 and 2, a vice plate 29 is attached to the front reference vise jaw 21A at the tip (upper part in FIG. 1, left part in FIG. 2) with a plurality of bolts. . In the state where the front reference vise jaw 21A is close to the main body reference vise jaw 15A, that is, in the state shown in FIGS. It has become.

As shown in FIG. 2, a plurality of groove portions 27G (recesses) are formed at appropriate intervals in the vertical direction at the tip of the vise plate 27, and the tip of the vise plate 29 is formed. At a position corresponding to the groove portion 27G in the up and down direction, a protruding portion 29T (convex portion) that is inserted into the groove portion 27G is provided.

Therefore, when the front reference vice jaw 21A approaches the main body reference vice jaw 15A (the state shown in FIGS. 1 and 2), the protrusion 29T of the vice plate 29 is inserted into the groove 27 of the vice plate 27. As a result, the protrusion 29T is positioned rearward (upward in FIG. 1, leftward in FIG. 2) from the pass line P of the band saw blade.

As shown in FIGS. 3 and 4, the main body moving vise jaw 15B has a plurality of bolts at the front end (lower part in FIG. 3, left part in FIG. 4) of a vise plate 31. Installed. The tip of the vise plate 31 is provided near the path line P of the band saw blade, and the tip side surface 31A of the vise plate 31 is formed as a clamping surface for clamping a work. On the other hand, as shown in FIGS. 3 and 4, a vice plate 33 is attached to the front end portion (the upper portion in FIG. 3, the right portion in FIG. 4) of the front moving vice 21B with a plurality of bolts. . When the front moving vise jaw 21B is close to the main body moving vise jaw 15B, that is, in FIGS. 3 and 4, the vise plate 31 and the vise plate 33 are arranged so as to interfere with each other in plan view. .

As shown in FIG. 4, a plurality of groove portions 31G (recesses) are formed at appropriate intervals in the vertical direction at the tip of the vise plate 31, and the tip of the vise plate 33 is formed. At a position corresponding to the groove portion 31G in the up-and-down direction, a protruding portion 33T (convex portion) that is inserted into the groove portion 31G is provided.

Therefore, when the front moving vice jaw 21B approaches the main body moving vice jaw 15B (the state shown in FIGS. 3 and 4), the protrusion 33T of the vice plate 33 is inserted into the groove 31G of the vice plate 31. The protruding portion 33T is positioned rearward (upward in FIG. 3, leftward in FIG. 4) from the pass line P of the band saw blade.

The operation of carrying out the residual material W _A when the H-shaped steel W as a work is angle-cut with a band saw blade will be described with reference to FIG. 5A. The vice of the main body reference vise jaw 15 A will be described. The shaped steel W is clamped by the plate 27 and the clamp surface 31A of the bisplay 31 of the main body moving vise jaw 15B, and an angle cutting process is performed by a band saw blade.

After the angle cutting processing is performed, the cut cutting material is clamped by the front reference vice jaw 21A and the front moving vice jaw-21B and is carried out. Next, since the residual material W _A is clamped by the main body reference vise jaw 15A and the main body moving vise jaw 15B, the front vise 21 is moved backward beyond the pass line P of the band saw blade in this state.

That is, the protruding portion 29T of the vise plate 29 of the front reference vise jaw 21A is caused to enter the groove portion 27G of the vise plate 27 of the main body reference vise jaw 15A, and the vise plate 33 of the front moving vise jaw 21B is left as a residual material. It is moved to the inside of the flange of W _{A, and} the flange of the residual material W _A is clamped by the vise plates 29 and 33 and is carried out. Also, in the case of the tip material of H-section steel W, as shown in FIG. It is clamped by the vise plate 33 and carried out.

Therefore, even if the length of the tip material or the residual material W _A is made shorter than before, it can be easily and surely carried out, and the loss of the work can be made smaller than before.

Another embodiment is shown in FIG. In FIG. 8, the same parts as those in FIGS. 1 to 4 are designated by the same reference numerals, and the description thereof will be omitted.

In FIG. 8, the front end portion of the front moving vice jaw 21 B is configured to avoid the web W _{E of the} work W. More specifically, as shown in FIGS. 9 (A) and 9 (B), the height of the vise plate 33 attached to the front moving vise jaw 21B is lowered so that it is below the flange W _E of the work W. It was made possible to pass through.

With the above configuration, in the case of cutting the tip of the work W, as shown in FIG. 10A, the main body reference vice jaw 15A and the main body moving vice jaw 15B are clamped and cut by the band saw blade. At the time of processing, only the reference side of the flange of the work W is clamped by the front reference vice jaw 21A and the front moving vice jaw 21B, and the work is carried out after cutting.

[0034] When unloading the surplus material, as shown in FIG. 10 (B), after unloading the product (W _G) First, in the previous reference bus Isujo 15A before moving vise jaw 15B, surplus material After clamping the flange on the reference side of W _A with the front reference vise jaw 21A and the front moving vise jaw 21B, unclamping the main body vise 15 to move the front vise 21 downward in FIG. 10 (B). Be shipped. Therefore, the same effect as that of the above-described embodiment is obtained.

FIG. 11 shows an example in which the vise plate 33 provided on the front moving vise jaw 21B is moved in the vertical direction. In FIG. 11, a cylinder 35 is provided above the tip of the front moving vise jaw 21B, and a vice plate 33 is attached to the bottom of a piston rod 37 attached to this cylinder 35.

With the above configuration, by operating the cylinder 35, the piston rod 37 is moved in the vertical direction and the vise plate 33 is positioned at the position indicated by the solid line and the position indicated by the chain double-dashed line. When the vise plate 33 is in the position indicated by the solid line, the H-section steel can be carried out. When the vise plate 33 is located at the position indicated by the chain double-dashed line, the central portion of the square pipe as shown in FIG. 12 can be clamped and the square pipe can be carried out.

Another embodiment is shown in FIGS. 13 and 14. 13 and 14, vise plates 39 and 41 of the front vise 21 are provided vertically, and these vise plates 39 and 41 are provided at the tips of piston rods 47 and 49 mounted on the cylinders 43 and 45.

With the above structure, the cylinders 43, 45 are actuated to move the piston rods 47, 49 vertically toward and away from each other, thereby moving the web W _E of the H-section steel W into the vise plate 39. , 41, and the tip material or the residual material W _A of the H-shaped steel W can be carried out. When the work is a square pipe, the upper part of the square pipe can be clamped and carried out.

It should be noted that the present invention is not limited to the above-described embodiments, but can be implemented in other modes by making appropriate modifications.

[0040]

[Effect of device]

 As can be understood from the above description of the embodiments, according to the present invention, since the construction is as described in the scope of claims for utility model registration, the cutting end material and the residual material after cutting are processed. Even if the length is extremely short, it can be secured forward with the front vise. Therefore, the loss of the tip material and the residual material can be reduced as compared with the conventional case.

[Brief description of drawings]

FIG. 1 is a plan enlarged view showing a main part of the present invention, in which a front reference vise jaw is brought close to a main body reference vise jaw.

FIG. 2 is a view on arrow II in FIG.

FIG. 3 is an enlarged plan view of the main body moving vise jaw when the front moving vise jaw is brought close thereto.

FIG. 4 is a view on arrow IV in FIG.

FIG. 5 is an explanatory diagram of an operation of carrying out a tip material and a residual material of a work by a front vise.

6 is a plan view of the angle-cutting horizontal band saw machine when the saw blade housing in FIG. 7 is removed.

FIG. 7 is a plan view of an angle cutting horizontal band saw machine showing an embodiment of the present invention.

FIG. 8 is a plan view showing the relationship between a body vise and a front vise according to another embodiment.

9A is a view taken along the line IX-IX in FIG. 8, and FIG. 9B is a view taken along the line AA in FIG.

FIG. 10 is an explanatory diagram of an operation of carrying out a tip material and a residual material by the front vise shown in FIG.

FIG. 11 is a side view for vertically moving a vise plate provided on a front moving vise jaw.

FIG. 12 is a view on arrow XII in FIG.

FIG. 13 is a plan view showing another embodiment of the front vise.

FIG. 14 is a front view of FIG.

[Explanation of symbols]

 1 Angle cutting horizontal type band saw machine (cutting machine) 7 Revolving center axis 15 Main body vise 15A Main body reference vise jaw 15B Main body moving vise jaw 21 Front vise 21A Front reference vise jaw 21B Front moving vise jaw 27,29,31,33 Vise plate 27G , 31G Groove 29T, 33T Projection

Claims (4)

[Scope of utility model registration request] 1. A work is clamped by a cutting tool with a body vise consisting of a body reference vise jaw and a body moving vise jaw, and the workpiece is cut by a cutting tool. Is a cutting machine that clamps and conveys workpieces and residual materials after cutting with a movable front vise.At least the tip of the main body reference vise jaw is provided near the cutting tool's pass line, and when viewed in plan. A cutting machine, wherein at least a tip portion of a main body reference vise jaw and a tip portion of a front reference vise jaw are arranged so as to interfere with each other. 2. The work is clamped by a cutting tool with a main body vise composed of a main body reference vise show and a main body moving vise jaw, and the front reference vise jaw and the front moving vise jaw are used for cutting the work. Is a cutting machine that clamps and conveys workpieces and residual materials after cutting with a movable front vise.The tip of the main body reference vise jaw is provided near the path of the cutting tool and The cutting machine is characterized in that the tip portion of the is shaped to avoid the web of the work. 3. The cutting machine according to claim 2, wherein a tip portion of the front moving vice jaw is provided so as to be vertically movable. 4. The work is clamped by a cutting tool while the work is clamped by a body vise composed of a body reference vise jaw and a body moving vise jaw, and the work is cut by a front reference vise jaw and a front moving vise jaw. Is a cutting machine that clamps and conveys workpieces and residual materials after cutting with a front vise that is movable to the front vise of the main body, with the tip of the reference vise jaw of the main body provided near the pass line of the cutting tool. A cutting machine comprising a jaw and a front-moving vise jaw which are vertically movable.