JP4648767B2 - Twisting brush shaving device - Google Patents

Description

  The present invention relates to a hairbrushing device for a twisting brush.

  A twist brush is formed by sandwiching a plurality of brush hairs perpendicularly to a core wire formed by aligning a plurality of metal wires, and sandwiching and fixing many brush hairs to the core wire twisted by twisting the core wire. Yes. The twist brush is processed to change the diameter of the bristle portion according to the material and dimensions of the workpiece to be polished, ground, and deburred.

When changing the diameter of the brush bristle part, the twisting brush rotates the rotating blades with about 6 blades in a staggered pattern, and each rotating blade is brought into sliding contact with the fixed blades in turn. The brush hair is trimmed by aligning the length of the hair tip so that the brush hair has a desired diameter with a cutter that cuts the brush hair along the blade tip.
JP 2002-28889 A

  However, in the above-described hair cutting process, a twisting brush is arranged at a position where the brush hair is cut by the rotary blade of the cutter, and in this state, the operator grasps the core wires at both ends of the twisting brush by hand, While rotating the twisting brush with the fingertip while placing the bristle at the position where the brush hair is cut, the brush hair is cut and mass-produced with a rotating blade. In addition to aligning the diameter, it is necessary to master the diameter because the diameter must be processed uniformly, and there is a risk that the operator may accidentally injure the fingertip, palm, etc. Improvement was desired.

  The present invention solves the above-mentioned problems, and can be used for mass production of torsion brushes because the diameter can be uniformly processed. In addition, an accident in which an operator accidentally injures a fingertip, a palm, etc. It is an object of the present invention to provide a hairbrushing device for a twisting brush that can avoid danger.

  In order to solve the above-mentioned problem, the invention described in claim 1 is directed to a hairbrushing device for a twisting brush that cuts the ends of a plurality of brush hairs that are clamped and fixed to a twisted core wire of the twisting brush. One end of a core wire is detachably fixed, a wire rod fixing device that rotates the twisting brush, a wire rod holder that rotatably supports the other end of the core wire, and a plurality of rotary blades are rotated to sequentially turn each rotary blade. A hair-cutting device that cuts the brush bristles of the twisting brush along the cutting edge of the fixed blade by slidingly contacting the fixed blade, and placing the hair-cutting device between the wire-fixing device and the wire-holding tool A moving device that is moved along the longitudinal direction of the twisting brush, and the twisting brush is installed between the wire fixing device and the wire holder by the wire fixing device and is rotated. Along the longitudinal direction The hair-cutting device placed on the moving device is moved by moving the blade, and the tip of the twisting brush is cut along the blade edge of the fixed blade by the plurality of rotary blades to perform the hair-cutting process. This is a hair-cutting device for a twisting brush.

  According to a second aspect of the present invention, the wire rod fixing device includes a chuck for detachably fixing the end of the core wire of the twist brush, and the wire rod holder includes a cylindrical body having one end opened. The hair-cutting device for a twisting brush according to claim 1.

  According to a third aspect of the present invention, the wire rod fixing device and the wire rod holder are both provided with chucks that detachably fix the ends of the core wires of the twist brush, and are tensioned by being pulled from both ends by the chucks. The hair brush of the twist brush according to claim 1, wherein the twist brush is rotated by rotating the twist brush and cutting the hair tip of the twist brush along the edge of the fixed blade. Device.

  According to a fourth aspect of the present invention, in the hair cutting device, a brush bristle holding plate is provided facing the fixed blade, and an insertion path for a twisted brush is formed between the two. When moving along the longitudinal direction of the torsion brush arranged between the wire rod fixing device and the wire rod holder, the brush bristle holding plate sandwiches the torsion brush between the fixed blade and the surface facing the fixed blade. The tip of the torsion brush is pressed from the peripheral surface to the tip of the fixed blade while the torsion brush rotating in contact with the tip of the peripheral surface of the brush hair of the torsion brush is rotating. The hair-cutting device for a twisting brush according to any one of claims 1 to 3, wherein the hair-cutting process is performed by cutting along the hair-cutting device.

  INDUSTRIAL APPLICABILITY The present invention can uniformly process the diameter of the twisting brush and is suitable for mass production of the twisting brush, and avoids the risk of an accident in which an operator accidentally injures the fingertip, palm, etc. .

  Embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 is a front view of a first embodiment of a hairbrushing device for a twisting brush according to the present invention, FIG. 2 is a left side view of FIG. 1, and FIGS. 3 (a) and 3 (b) are hair cuttings shown in FIG. FIG. 4 is a schematic explanatory diagram of the apparatus 30 and FIG. In addition, the same code | symbol shown in the figure has shown the same thing.

  1 to 3, a hairbrush cutting apparatus 1 for a twisting brush cuts the ends of a large number of brush hairs 4 that are clamped and fixed to a twisted core wire 3 of a twisting brush 2. A chuck fixing device 10 including a wire fixing device 6 in which a large chuck 6a and a small chuck 6b are coaxially integrated, a motor 7 and a power transmission mechanism 8 of the motor 7 is installed on one end side of the motor. In the small chuck 6b, one end 3a of the core wire 3 of the twisting brush 2 is detachably attached to the wire receiving portion 6c at the tip.

  In the chuck rotating device 10, the pulley 7 a attached to the rotating shaft of the motor 7 is rotated by driving the motor 7, and the rotation of the pulley 7 a is transmitted to the rotating shaft (not shown) of the power transmission mechanism 8 by the belt. Is transmitted to the pulley 7b by a belt, and the chuck 6b attached to the rotating shaft of the pulley 7b is rotated. The power transmission mechanism 8 is provided with a speed change lever 8a, and the rotational speed of the wire rod fixing device 6 is changed by operating the speed change lever 8a.

  Further, on the other end side of the work table 5, a wire rod fixing device 20 configured by a tailstock 11 and a wire rod holder 9 is installed. The tailstock 11 can change the length by which the cylinder shaft 11b protrudes from the housing 11c by rotating the handle 11a, and a wire rod holder 9 is attached to one end of the cylinder shaft 11b. The cylinder shaft 11b can be driven to rotate by driving means (not shown).

  The wire rod holder 9 is provided with a thin tube-shaped wire rod receiving portion 9a having one end opened so as to protrude from one end of a shaft 9b having a larger diameter. A shaft joint 11d provided with an attachment hole 11c is provided at one end of the cylinder shaft 11b of the tailstock 11, and the shaft 9b of the wire rod holder 9 is inserted into the attachment hole 11c and fixed. The holder 9 is coaxially attached to the cylinder shaft 11b of the tailstock 11, and when the other end 3b of the core wire 3 of the twisting brush 2 is inserted into the cylinder of the wire receiving portion 9a, the wire holder 9 is twisted. The other end 3b of the brush 2 is rotatably supported.

  In addition, a rail 12 is provided between the chuck rotating device 10 and the tailstock 11 at the upper part of the work table 5, and the moving device 13 can move between the chuck rotating device 10 and the tailstock 11 along the rail 12. Is provided. A hair-cutting device 30 is placed on the moving device 13.

  The hair-cutting device 30 includes a cutter 25, a brush bristle holding plate 14, control switches 15 and 16, handles 17 and 18, and stoppers 19a and 19b.

  The cutter 25 is configured so that the rotary blades 22 have the same direction in the grooves 21a provided in a staggered pattern at equiangular intervals at six locations on the outer peripheral surface of the cylindrical rotating shaft member 21, and the root portions thereof are The rotary blade device 23 is inserted and attached by a screw P1 and a single fixed blade 24.

  In the rotary blade device 23, the rotary blade 22 is attached to grooves 21 a provided in a staggered manner at equiangular intervals at six locations on the outer peripheral surface of the rotary shaft member 21, so that the cutting edge 22 a of the rotary blade 22 is the fixed blade 24. A rotary blade 22 with a right upward angle approaching the blade edge 24a from the left side and a rotary blade 22 with a right downward angle where the blade edge 22a of the rotary blade 22 approaches the blade edge 24a of the fixed blade 24 from the right side are alternately provided.

  The fixed blade 24 is disposed substantially vertically at a position where the blade edge 22a of the horizontal rotary blade 22 and its own blade edge 24a are close to each other at a position where the rotary blade 22 of the rotary blade device 23 is horizontal.

  Accordingly, when the rotary blade device 23 is driven, the blade edge 22a and its own blade edge 24a approach each other from the left side or the right side due to the rotation of the rotary blade 22. The rotary blade device 23 is a brush in which both the blade edges 22a and 24a are alternately slid up and down to the right while sandwiching the bristle 4 between the both blade edges 22a and 24a in a state in which the both blade edges 22a and 24a are separated from each other. Since it has a function of pulling the hairs 4 alternately or pushing the brush hairs 4 while cutting, the cutting of the brush hairs 4 between the blade edges 22a, 24a even if the rotary blade device 23 moves left or right The operation and the operation of pushing the brush bristles 4 are alternately performed to perform the hair cutting process.

  The brush bristle holding plate 14 presses the bristles of the bristles 4 of the twisting brush 2 that rotates when the cutter 25 cuts the twisting brush 2 from the peripheral surface, and the axial center of the brush bristle 4 part by rotation. Is arranged so as to face the rotary blade device 23 substantially in parallel with the fixed blade 24, and between the fixed blade 24 and the rotary blade device 23, the bristles 4 of the torsion brush 2. The insertion path 31 of the twisting brush 2 is provided between the fixed blade 24 and the rotary blade device 23. Further, the brush bristle holding plate 14 is fixed by a feed screw P2 so as to be movable in a direction in which the distance between the fixed blade 24 and the rotary blade device 23 and the brush bristle holding plate 14 is changed. The diameter of the insertion passage 31 can be finely adjusted by adjusting.

  The control switch 15 drives or stops the rotary blade device 23 of the cutter 25, and the control switch 16 rotates or drives the chuck 6 b of the chuck rotating device 10. The handle 17 adjusts the front-rear position of the rotary blade device 23 of the cutter 25, and the handle 18 moves the hair cutting device 30 along the rail 12 together with the moving device 13.

  Next, with reference to FIG. 4, the operation | movement of the hairbrushing device 1 of a twist brush is demonstrated. The wire receiving portion 9a of the wire rod holder 9 is disposed in the insertion path 31 of the twisting brush 2 inside the brush bristle holding plate 14.

  One end 3a of the core wire 3 of the twist brush 2 is detachably attached to the wire receiving portion 6c at the tip of the chuck 6b of the wire fixing device 6, and the other end 3b is provided inside the brush bristle holding plate 14. The twisting brush 2 is supported by the chuck 6b and the thin tubular wire rod holder 9 by being inserted into an opening at one end of the wire rod receiving portion 9a of the wire rod holder 9 disposed in the insertion passage 31 of the twisted brush 2.

  In this state, the control switch 16 is operated to rotate the chuck 6b to rotate the twisting brush 2, and at the same time, the control switch 15 is operated to drive the rotary blade device 23 of the cutter 25. Then, the handle 18 is operated to move the moving device 13 and the hair-cutting device 30 to the right along the rail 12, and the rotary blade 22 with the right upward angle is rotated by driving the rotary blade device 23, so that the twist brush 2 The tip of many brush hairs 4 is cut. When the hair cutting device 30 is moved in the right direction, the right stopper 19a attached to the hair cutting device 30 moves along the thin wire receiving portion 9a and is positioned at the end of the wire receiving portion 9a. However, in actual work, when the stopper 19a comes close to the end surface of the shaft 9b, the operator operates the handle 18 so as not to damage the shaft 9b. The movement of the moving device 13 and the hair-cutting device 30 is stopped at a position before the stopper 19a contacts the end surface of the shaft 9b.

  Thereafter, the handle 18 is operated to move the moving device 13 and the hair-cutting device 30 to the left along the rail 12, and the rotary blade 22 with the right-down angle is rotated by driving the rotary blade 22, so The tip of the brush hair 4 is cut. When the hair-cutting device 30 is moved to the left, the left stopper 19b attached to the hair-cutting device 30 moves along the core 3 of the twisting brush 2, and stops moving by contacting the end surface of the chuck 6b. In this case, too, the operator operates the handle 18 so that the stopper 19b does not damage the chuck 6b by coming into contact with the end surface of the chuck 6b. The movement of the moving device 13 and the hair-cutting device 30 is stopped at a position in front of the end face 6b. Thereafter, the same operation is repeated to trim the other twisting brush 2.

  Next, FIG. 5 shows an explanatory diagram of the usage state of the hair-cutting device 30 using the wire rod holder 26 of the second embodiment, and refer to FIG. 1 for the configuration common to the first embodiment other than the wire rod holder 26. A second embodiment will be described. The second embodiment is different from the first embodiment in that the configuration of the wire rod holder 26 is different and the cylinder shaft 11b is rotationally driven by a driving unit (not shown).

  In FIG. 5, a wire rod holder 26 is provided with a rear shaft of a chuck 26b and a shaft 26a having a diameter smaller than that of the chuck 26b. The wire rod holder 26 extends from the shaft 26a to one end of a cylinder shaft 11b. It is attached to the shaft joint 11d and is fixed to one end of the cylinder shaft 11b.

  Next, the operation of the second embodiment will be described. The end 3a of the core wire 3 of the twisting brush 2 is detachably attached to the wire receiving portion 6c at the tip of the chuck 6b, and the other end 3b is attached to the wire receiving portion 26c at the tip of the chuck 26b. Both ends of the core wire 3 of the twisting brush 2 are fixed between the chucks 6b and 26b, tension is applied to the core wire 3 of the twisting brush 2, and the core wire 3 is supported in a tensioned state.

  In this state, the control switch 16 is operated to rotationally drive the chuck 6b, and the cylinder shaft 11b and the chuck 26b are rotationally driven by driving means (not shown) to rotate the twisting brush 2, and at the same time, the control switch 15 is operated. The rotary blade device 23 of the cutter 25 is driven. Then, similarly to the case of the first embodiment, the shaving brush 2 is trimmed by operating the handle 18.

  In the second embodiment, since both ends of the core wire 3 of the twist brush 2 are fixed between the two chucks 6b and 26b and the core wire 3 is supported in a tensioned state, the core wire 3 is in the axial direction of the brush hair 4 portion. The center of the bristles 4 rotates with the bristle holding plate 14 and the tip of the bristles 4 of the rotating twisting brush 2 is pressed from the peripheral surface so that the center in the axial direction of the bristles 4 does not swell. Therefore, the peripheral surface of the bristle 4 of the twist brush 2 can be trimmed to substantially the same diameter.

  The present invention is not limited to the above-described embodiment, and can be implemented in any way as long as the configuration described in the claims is not changed.

BRIEF DESCRIPTION OF THE DRAWINGS It is a front view of Example 1 of the hair-cutting device of the twist brush which concerns on this invention. It is a left view of FIG. (A) is a schematic perspective view for demonstrating the hair-cutting apparatus 30 shown in FIG. 1, (b) is the schematic for demonstrating the hair-cutting apparatus 30 shown in FIG. FIG. 6 is an operation explanatory diagram of the first embodiment. FIG. 6 is an operation explanatory diagram of Embodiment 2.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Twist brush manufacturing apparatus 2 Twist brush 3 Core wire 4 Brush hair 5 Work table 6 Wire material fixing device 6a, 6b Chuck 6c Wire material receiving part 7 Motor 7a, 7b Pulley 8 Power transmission mechanism 8a Shift lever 9 Wire material holder 9a Wire material receiving part 9b Shaft 10 Chuck rotating device 11 Tailstock 11a Handle 11b Cylinder shaft 11c Housing 12 Rail 13 Moving device 14 Brush bristle plate 15, 16 Control switch 17, 18 Handle 19a, 19b Stopper 20 Wire rod fixing device 21 Rotating shaft member 21a Groove 22 Rotating blades 22a, 24a Cutting edge 23 Rotating blade device 24 Fixed blade 25 Cutter 30 Trimming device 31 Brush insertion path P1 screw P2 feed screw

Claims (4)

  In a hairbrushing device for a torsion brush that cuts the ends of a large number of brush hairs that are clamped and fixed to a twisted core wire of the torsion brush, one end of the core wire of the torsion brush is detachably fixed and the torsion brush is rotated. A wire rod fixing device, a wire rod holder that rotatably supports the other end of the core wire, and a plurality of rotary blades that are rotated so that each rotary blade is sequentially brought into sliding contact with the fixed blade along the cutting edge of the fixed blade. A hair-cutting device that cuts the bristles of the twisting brush, and a moving device that moves along the longitudinal direction of the twisting brush that is placed between the wire-fixing device and the wire-holding tool with the hair-cutting device mounted The twisting brush is installed between the wire rod fixing device and the wire rod holder by the wire rod fixing device and rotated, and the moving device is moved along the longitudinal direction of the twist brush and placed on the moving device. Was Shearing apparatus twist brush, characterized in that shearing processing is performed by cutting along the bristles of the twisting brush cutting edge of said fixed blade by moving the serial shearing device by the plurality of rotary blades.   2. The wire rod fixing device includes a chuck that detachably fixes an end portion of a twisted brush core wire, and the wire rod holder includes a cylindrical body that is open at one end. Torsion brush shaving device.   The wire rod fixing device and the wire rod holder both include a chuck that detachably fixes the end of the core wire of the twist brush, and rotates the twist brush while being pulled and tensioned from both ends by the both chucks. 2. The hairbrushing device for a twisting brush according to claim 1, wherein the hairbrushing process is performed by cutting the tip of the twisting brush along the edge of the fixed blade.   The hair-cutting device is provided with a brush bristle holding plate facing the fixed blade, and an insertion path for a twisting brush is formed between the two. The moving device moves the wire-fixing device between the wire-fixing device and the wire-holding tool. When moving along the longitudinal direction of the torsion brush arranged, the bristles holding plate sandwiches the torsion brush between the fixed blade and the bristles on the peripheral surface of the bristles of the torsion brush from the opposite surface of the fixed blade In a state where the twisting brush that is in contact with the tip and passed through the insertion path is rotating, the tip of the twisting brush is pressed from the peripheral surface and cut along the cutting edge of the fixed blade to perform hair cutting. The hair-cutting device for a twisting brush according to any one of claims 1 to 3, wherein

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