WO2018083807A1 - 切断工具 - Google Patents

切断工具 Download PDF

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Publication number
WO2018083807A1
WO2018083807A1 PCT/JP2016/083057 JP2016083057W WO2018083807A1 WO 2018083807 A1 WO2018083807 A1 WO 2018083807A1 JP 2016083057 W JP2016083057 W JP 2016083057W WO 2018083807 A1 WO2018083807 A1 WO 2018083807A1
Authority
WO
WIPO (PCT)
Prior art keywords
blade
gripping
blade body
cutting tool
restricting
Prior art date
Application number
PCT/JP2016/083057
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
筆本　行雄
Original Assignee
株式会社永木精機
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社永木精機 filed Critical 株式会社永木精機
Priority to AU2016428531A priority Critical patent/AU2016428531B2/en
Priority to JP2018548539A priority patent/JP6831591B2/ja
Priority to MYPI2019001255A priority patent/MY195575A/en
Priority to CN201680089070.6A priority patent/CN109789570B/zh
Priority to KR1020187032593A priority patent/KR102125638B1/ko
Publication of WO2018083807A1 publication Critical patent/WO2018083807A1/ja
Priority to AU2020202083A priority patent/AU2020202083A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B13/00—Hand shears; Scissors
    • B26B13/22—Hand shears; Scissors combined with auxiliary implements, e.g. with cigar cutter, with manicure instrument
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B13/00—Hand shears; Scissors
    • B26B13/26—Hand shears; Scissors with intermediate links between the grips and the blades, e.g. for remote actuation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
    • H02G1/1204—Hand-held tools

Definitions

  • the present invention relates to a cutting tool including an object cutting part and an object gripping part.
  • the object is, for example, a filamentous article such as a cross-linked polyethylene insulated wire for high-pressure pulling (PDC: Plane transformer Drop crosslinked polyethylene, hereinafter referred to as PD wire).
  • PDC Plane transformer Drop crosslinked polyethylene
  • a cutting tool for cutting the filaments is known.
  • Patent Document 1 Japanese Patent No. 4862982
  • a cutting tool having a grip portion including a pair of grip pieces is disclosed.
  • the cutting operation is executed in a state where the center position of the cutting interval of the pair of cutting blades and the center position of the holding interval of the pair of gripping pieces are substantially aligned.
  • the pair of gripping pieces are separated from each other by the operation of the release lever.
  • the filaments to be cut are disposed between the pair of gripping pieces.
  • the line to be cut is gripped by the pair of gripping pieces by releasing the hand from the release lever.
  • the operation unit is operated, and the filaments are cut by the pair of cutting blades. Since one side of the filaments cut by the cutting blade is held by a pair of gripping pieces and the other side of the filaments cut by the cutting blade is held by one hand, the filaments rebound at the time of cutting. There is nothing.
  • Patent Document 2 Japanese Patent Laid-Open No. 2013-55729 discloses an electric wire cutting tool with a clamp mechanism.
  • the electric wire cutting tool disclosed in Patent Document 2 includes a fixed blade, a movable blade, a fixed blade side link that fixes the fixed blade to a side surface, a movable blade side link that is adjacent to the side surface of the movable blade, and penetrates these members.
  • the fulcrum bolt pivotally supported, the movable blade driving means for opening and closing the movable blade with respect to the fixed blade, and the fulcrum bolt pivotally supported, and the electric wire is held by opening and closing in synchronization with each of the fixed blade and the movable blade A clamping unit.
  • the clamp unit includes a fixed blade side clamp and a movable blade side clamp.
  • the urging force of the compression coil spring acts on the movable blade side clamp so that the wire does not escape when the wire is cut.
  • the clamp unit clamps the electric wire with an optimum clamping force.
  • Patent Document 1 describes an operation unit that opens and closes a pair of cutting blades, and an opening lever (second operation unit). When two operation units are provided, there is a possibility that an operation such as holding one operation unit with one hand and operating the other operation unit with the other hand may be required. Further, Patent Document 1 describes an example of gripping the filament with one hand at the time of cutting. However, depending on the type of the filament, the filament may not be directly gripped by hand. is there. In addition, even when the filaments are cut by an indirect method, the filaments cannot be directly gripped by hand. For example, a high voltage cable or the like cannot be directly gripped by hand, and is usually cut by an indirect method.
  • the wire cutting tool disclosed in Patent Document 2 has a complicated mechanism for synchronizing the clamp unit with the movement of the fixed blade and the movable blade, in particular, a link mechanism, and a significant increase in manufacturing cost is inevitable.
  • an object of the present invention is to provide a cutting tool capable of cutting an object while holding the object with a simple operation.
  • Another object of the present invention is to provide a cutting tool provided with a gripper that can handle objects of various sizes.
  • the present invention relates to the cutting tool shown below.
  • an object cutting unit having a first blade body and a second blade body; An object gripping portion having a first gripping member and a second gripping member; A connecting member for connecting the object cutting part and the object gripping part; A biasing member that biases the first gripping member and the second gripping member in a closing direction; A first regulating member that regulates movement of the first gripping member by an urging force of the urging member; A second restricting member for restricting movement of the second gripping member by an urging force of the urging member;
  • the first blade body is: A first hole through which the connecting member is inserted; A first blade portion disposed on one side of the first hole; A first arm portion disposed on the other side of the first hole, The second blade body is A second hole through which the connecting member is inserted; A second blade portion disposed on one side of the second hole; A second arm portion disposed on the other side of the second hole,
  • the first restricting member is configured to be pressed against the first restricting member stopper by the urging force of the
  • the second restricting member is configured to be pressed against the second restricting member stopper by an urging force of the urging member when the first blade part and the second blade part are in an open state.
  • Cutting tool. The first regulating member stopper is one member of the first blade body and the second blade body, or an opening / closing operation tool for the first blade body and the second blade body, The second regulating member stopper is the other member of the first blade body and the second blade body, or an opening / closing operation tool for the first blade body and the second blade body. The described cutting tool.
  • the first restricting member contacts the first restricting member stopper when the first blade portion and the second blade portion are in an open state.
  • the second restricting member contacts the second restricting member stopper when the first blade portion and the second blade portion are in an open state.
  • the first restricting member is separated from the first restricting member stopper when the first blade portion and the second blade portion cut the object.
  • the operated part is A connecting portion to which the remote control tool is detachably connected; Directly or indirectly on both the first arm part and the second arm part so that the distance between the base end of the first arm part and the base end of the second arm part can be changed.
  • the object gripping part is A third gripping member; A second connecting member for connecting the first holding member and the third holding member; A fourth gripping member;
  • the first holding member is provided with a first recess capable of accommodating at least a part of the third coupling member
  • the first restriction member includes a first collar member that can roll with respect to the first restriction member stopper
  • the cutting tool according to any one of (1) to (6), wherein the second restriction member includes a second collar member that can roll with respect to the second restriction member stopper.
  • the first blade body includes a first protrusion
  • the second restricting member includes a second contact portion that can contact the first protrusion
  • Said 2nd blade body has a 2nd protrusion part
  • said 1st control member is provided with the 1st contact part which can contact said 2nd protrusion part.
  • Cutting tool (9)
  • the first regulating member stopper is one member of the first blade body and the second blade body,
  • the cutting tool according to (2), wherein the second restricting member stopper is an opening / closing operation tool for the first blade body and the second blade body.
  • the present invention it is possible to provide a cutting tool capable of cutting an object while holding the object with a simple operation. Moreover, the cutting tool provided with the holding part which can respond to the object of various sizes can be provided.
  • FIG. 1A is a schematic front view schematically showing the cutting tool in the first embodiment.
  • FIG. 1B is a schematic rear view schematically showing the cutting tool in the first embodiment.
  • FIG. 1C is a schematic bottom view schematically showing the cutting tool in the first embodiment.
  • FIG. 2 is a schematic rear view schematically showing the cutting tool in a state where the object is being cut.
  • FIG. 3 is a schematic rear view schematically showing the cutting tool according to the second embodiment.
  • FIG. 4A is a schematic front view schematically showing a cutting tool according to the third embodiment.
  • FIG. 4B is a schematic bottom view schematically showing the cutting tool in the third embodiment.
  • FIG. 5 is a diagram schematically illustrating an example of the shape of the second gripping member.
  • FIG. 6 is a diagram schematically illustrating an example of the shape of the fourth gripping member.
  • FIG. 7 is a schematic bottom view schematically showing a cutting tool according to the fourth embodiment.
  • FIG. 8 is a schematic bottom view schematically showing a cutting tool in a modified example of the fourth embodiment.
  • FIG. 9 is a drawing-substituting photograph that shows an example of the state of the cutting tool when the cutting step is being executed.
  • FIG. 10A is a schematic front view schematically showing a cutting tool in the fifth embodiment.
  • FIG. 10B is a schematic front view schematically showing the cutting tool according to the fifth embodiment.
  • FIG. 10C is a schematic bottom view schematically showing a cutting tool according to the fifth embodiment.
  • FIG. 11A is a schematic front view schematically showing a cutting tool in the sixth embodiment.
  • FIG. 11B is a schematic front view schematically showing a cutting tool in the sixth embodiment.
  • FIG. 11C is a schematic front view schematically showing the cutting tool in the sixth embodiment.
  • FIG. 11D is a schematic rear view schematically showing the cutting tool in the sixth embodiment.
  • illustration of the target object holding part is abbreviate
  • FIG. 1A is a schematic front view schematically showing the cutting tool 1 in the first embodiment.
  • FIG. 1B is a schematic rear view schematically showing the cutting tool 1 in the first embodiment.
  • FIG. 1C is a schematic bottom view schematically showing the cutting tool 1 in the first embodiment.
  • FIG. 2 is a schematic rear view schematically showing the cutting tool 1 in a state where the object W is being cut.
  • the cutting tool 1 includes an object cutting part 2 and an object gripping part 4.
  • the object cutting unit 2 and the object holding unit 4 can also be referred to as an object cutting tool and an object holding tool, respectively.
  • the object cutting unit 2 has a first blade body 12 and a second blade body 22.
  • the object W (for example, a wire or the like) is cut by the relative movement of the first blade body 12 and the second blade body 22 from the open state to the closed state.
  • the object gripping part 4 has a first gripping member 32 and a second gripping member 42.
  • the object W (for example, a line item such as an electric wire) is moved relative to the first holding member 32 and the second holding member 42 so that the first holding member 32 and the second holding member 42 move closer to each other. Gripped between.
  • the object cutting part 2 and the object gripping part 4 are connected by a connecting member 5.
  • a connecting member 5 For example, so as to pass through the first hole of the first blade body 12, the second hole of the second blade body 22, the third hole of the first gripping member 32, and the fourth hole of the second gripping member 42, By disposing the connecting member 5, the object cutting unit 2 and the object gripping unit 4 may be connected by the connecting member 5.
  • each of the first blade body 12, the second blade body 22, the first gripping member 32, and the second gripping member 42 can rotate relative to the connecting member 5 around the connecting member 5.
  • the connecting member 5 is, for example, an elongated member that is disposed through all of the first hole, the second hole, the third hole, and the fourth hole.
  • the connecting member 5 may include a bolt 5a and a nut 5b arranged at the end of the bolt.
  • the cutting tool 1 includes a biasing member 6 that biases the first gripping member 32 and the second gripping member 42 in a closing direction.
  • the direction in which the first gripping member 32 and the second gripping member 42 are closed is a direction in which the first jaw 36 of the first gripping member and the second jaw 46 of the second gripping member approach each other.
  • the urging member 6 a first restricting member 35, a second restricting member 45, which will be described later
  • the object W disposed between the first jaw 36 and the second jaw 46 is sandwiched between the first jaw 36 and the second jaw 46.
  • the clamping force can be appropriately set by adjusting the biasing force of the biasing member 6, more specifically, by adjusting the strength of the spring.
  • the urging member 6 is a helical spring (coil spring), but the urging member 6 is applied in the direction in which the first holding member 32 and the second holding member 42 are closed. Any member may be used as long as it can be applied.
  • the biasing member 6 may be a torsion coil spring.
  • the first blade body 12 is disposed on the first hole 14 through which the connecting member 5 is inserted (see FIG. 1C if necessary) and one side (distal side) of the first hole 14. It has the 1st blade part 16 and the 1st arm part 18 arrange
  • the first blade portion 16 is a portion on the tip side of the first hole 14.
  • the first blade portion 16 includes an abdominal portion provided with a blade edge 16a, a back portion 16b provided on the opposite side of the abdomen, and two side surfaces (an abdominal area and an area of the back portion). Surface with a larger area).
  • the first arm portion 18 is a portion closer to the proximal end than the first hole 14.
  • the first arm portion 18 has an abdominal portion 18a located on the same side as the blade edge 16a, a back portion 18b located on a side different from the blade edge 16a, and two side surfaces (an area larger than each of the area of the abdominal portion and the area of the back portion). Wide surface).
  • the first arm unit 18 may be directly operated by an operator, or indirectly operated via an arbitrary operating force transmission mechanism (for example, an operated unit 90 in the second embodiment described later). Also good.
  • the second blade body 22 is disposed on the second hole 24 (see FIG. 1C, if necessary) through which the connecting member 5 is inserted, and on one side (distal side) of the second hole 24. It has the 2nd blade part 26 and the 2nd arm part 28 arrange
  • the second blade portion 26 is a portion on the tip side of the second hole 24.
  • the second blade portion 26 includes an abdominal portion provided with a blade edge 26a, a back portion 26b provided on the opposite side of the abdominal portion, and two side surfaces (an abdominal area and a back area). Surface with a larger area).
  • the second arm portion 28 is a portion closer to the proximal end than the second hole 24.
  • the second arm portion 28 has an abdominal portion 28a located on the same side as the blade edge 26a, a back portion 28b located on a different side from the blade edge 26a, and two side surfaces (an area larger than each of the area of the abdomen and the area of the back portion). Wide surface).
  • the second arm unit 28 may be directly operated by an operator, or indirectly operated via an arbitrary operating force transmission mechanism (for example, an operated unit 90 in a second embodiment described later). Also good.
  • the first holding member 32 is provided with a first restricting member 35.
  • the first gripping member 32 and the first restricting member 35 may be integrated or separate.
  • the first regulating member 35 is disposed when the first blade portion 16 and the second blade portion 26 are in an open state (for example, immediately before the object W is disposed between the first blade portion 16 and the second blade portion 26). ), And is pressed against the first blade body 12 (more specifically, the first arm portion 18) by the urging force by the urging member 6 (force in the direction indicated by the arrow in FIG. 1A). Yes.
  • the first blade body 12 functions as a member (one member) on which the first regulating member 35 is pressed by the urging force of the urging member 6.
  • the first blade body 12 functions as a first restricting member stopper that receives the first restricting member 35 against the urging force of the urging member 6.
  • the second holding member 42 is provided with a second regulating member 45.
  • the second gripping member 42 and the second regulating member 45 may be integrated or separate.
  • the biasing force by the biasing member 6 (the force in the direction indicated by the arrow in FIG. 1A) is pressed against the second blade body 22 (more specifically, the second arm portion 28).
  • the second blade 22 functions as a member (the other member: second member) against which the second regulating member 45 is pressed by the urging force of the urging member 6.
  • the second blade 22 functions as a second restricting member stopper that receives the second restricting member 45 against the biasing force of the biasing member 6.
  • the first blade portion 16 and the second blade portion 26 when the first blade portion 16 and the second blade portion 26 are in an open state (for example, when the first blade portion 16 and the second blade portion 26 are not in contact with the object W), The first regulating member 35 is pressed against the first blade body 12, and the second regulating member 45 is pressed against the second blade body 22. As a result, the movement of the first gripping member 32 and the second gripping member 42 toward the gripping position for gripping the object W is restricted. In other words, when the first blade portion 16 and the second blade portion 26 are in the open state, the first grip member 32 and the second grip member 42 are also regulated (maintained) in the open state. For this reason, the worker performs an operation of placing the object W between the first blade portion 16 and the second blade portion 26 and between the first grip member 32 and the second grip member 42. Easy to implement.
  • the first holding member 32 is provided with a first restriction member 35 that can contact the first blade body 12, and the second holding member 42 is provided with a second restriction member 45 that can contact the second blade body 22.
  • the mechanism for causing the first holding member (or the second holding member) to follow the movement of the first blade body (or the second blade body) is a simple mechanism. Therefore, it can be expected to reduce the manufacturing cost of the cutting tool or improve the reliability of the cutting tool.
  • the object W is moved by the urging force of the urging member 6 by moving the first blade portion 16 and the second blade portion 26 toward the closed position. It is automatically gripped with the jaw 46.
  • the size of the object W gripped between the first jaw 36 and the second jaw 46 (in the case where the object W is a filament, the diameter of the filament) is arbitrary. That is, as long as the object can be disposed between the first blade part 16 and the second blade part 26, the cutting tool 1 can be suitably grasped and cut regardless of the size of the object. is there.
  • the cutting tool 1 in the first embodiment may include at least one of arbitrary additional configurations described below.
  • the first gripping member 32 includes a third hole 34 (see FIG. 1C if necessary) through which the connecting member 5 is inserted, and a third hole. 34, a first jaw 36 disposed on one side (distal side) of 34, and a first gripping member arm portion 38 disposed on the other side (proximal side) of the third hole 34.
  • the first jaw 36 is a portion on the distal end side with respect to the third hole 34
  • the first gripping member arm portion 38 is a portion on the proximal end side with respect to the third hole 34.
  • the first restricting member 35 described above is provided on the first gripping member arm portion 38.
  • the 1st control member 35 contacts the abdominal part 18a of the 1st arm part 18, when the 1st blade part 16 and the 2nd blade part 26 are in an open state.
  • the second gripping member 42 is disposed on the fourth hole 44 (see FIG. 1C if necessary) through which the connecting member 5 is inserted, and on one side (distal side) of the fourth hole 44. And the second gripping member arm portion 48 disposed on the other side (proximal side) of the fourth hole 44.
  • the second jaw 46 is a portion closer to the distal end than the fourth hole 44
  • the second gripping member arm portion 48 is a portion closer to the proximal end than the fourth hole 44.
  • the second restricting member 45 described above is provided on the second gripping member arm portion 48. The second restricting member 45 contacts the abdominal portion 28a of the second arm portion 28 when the first blade portion 16 and the second blade portion 26 are in the open state.
  • the first arm portion 18 and the second arm portion 28 are moved in a direction approaching each other, in other words, the first blade portion 16 and the second blade portion 26 are moved to each other.
  • the first regulating member 35 moves following the first arm portion 18 by the urging force of the urging member 6. That is, the contact state between the first restricting member 35 and the first arm portion 18 is maintained.
  • the second restricting member 45 moves following the second arm portion 28 by the urging force of the urging member 6. That is, the contact state between the second restricting member 45 and the second arm portion 28 is maintained.
  • first arm portion 18 and the second arm portion 28 are moved in a direction approaching each other. That is, it is assumed that after the first jaw 36 and the second jaw 46 come into contact with the object W, the first arm portion 18 and the second arm portion 28 are further moved toward each other. In this case, since the first jaw 36 and the second jaw 46 are in contact with the object W, the first jaw 36 and the second jaw 46 cannot further move in a direction approaching each other. On the other hand, the 1st blade part 16 and the 2nd blade part 26 can further move to the direction which mutually approaches by biting into the target object W. As a result, the first regulating member 35 cannot follow the first arm portion 18 and is separated from the first arm portion 18 (the abdominal portion 18a of the first arm portion). Similarly, the second restricting member 45 cannot follow the second arm portion 28 and is separated from the second arm portion 28 (the abdominal portion 28a of the second arm portion).
  • FIG. 2 shows a state in which the first restricting member 35 is separated from the first arm portion 18 and the second restricting member 45 is separated from the second arm portion 28.
  • the object W (for example, a line item such as an electric wire) is not necessarily arranged along a complete straight line. Therefore, the center of the object W located between the first blade part 16 and the second blade part 26 and the center of the object W located between the first jaw 36 and the second jaw 46 are mutually connected. It may be eccentric. Further, when cutting the object W, the object cutting unit 2 and the object gripping unit 4 are disposed around the object W so that the longitudinal direction of the object W and the longitudinal direction of the connecting member 5 are parallel to each other. Is ideally placed. However, the arrangement of the object cutting unit 2 and the object gripping unit 4 may be deviated from such an ideal arrangement. In the example shown in FIG.
  • the first regulating member 35 is separated from the first arm portion 18, and the second regulating member 45 is separated from the second arm portion 28.
  • the positions of the first gripping member 32 and the second gripping member 42 are automatically adjusted. That is, the object gripping unit 4 including the first gripping member 32 and the second gripping member 42 rotates relative to the target cutting unit 2 around the connecting member 5 while gripping the target object W. As a result, the positions of the first gripping member 32 and the second gripping member 42 are automatically adjusted.
  • the first restricting member 35 can be brought into contact with and separated from the first arm portion 18, and the second restricting member 45 is disposed in the second arm portion 28. It is possible to contact with and separate from each other. With this configuration, the embodiment shown in FIG. 2 synergistically produces the first effect and the second effect.
  • FIG. 3 is a schematic rear view schematically showing the cutting tool 1 in the second embodiment.
  • the cutting tool 1 in the second embodiment is different from the cutting tool in the first embodiment in that it additionally includes an operated portion 90 that can be operated by a remote control tool.
  • the cutting tool 1 in the second embodiment is the same as the cutting tool in the first embodiment. For this reason, in the description of the second embodiment, a repetitive description of the configuration other than the operated unit 90 is omitted.
  • the operated portion 90 includes a connecting portion 92 and a distance variable mechanism 95.
  • a remote control tool (not shown) is detachably connected to the connecting portion 92.
  • the distance variable mechanism 95 is a mechanism that changes the distance between the base end of the first arm portion 18 and the base end of the second arm portion 28, and the distance variable mechanism 95 includes the first arm portion 18 and the second arm.
  • the unit 28 is connected to both.
  • the connecting portion 92 includes a coupling member 93 on which a remote operation tool is mounted, and an operation member 94 operated by the remote operation tool.
  • the operation member 94 includes, for example, a hexagonal portion 94a having a hexagonal cross section.
  • the hexagonal portion 94a is a portion operated by a remote control tool.
  • the moving member 96 of the distance variable mechanism 95 is connected to the first arm portion 18, and the base member 97 of the distance variable mechanism 95 is connected to the second arm portion 28. Then, when the operation member 94 is operated, the moving member 96 moves relative to the base member 97.
  • the distance variable mechanism 95 may include a screw rod 98, for example.
  • the variable distance mechanism 95 includes the screw rod 98
  • the screw rod 98 is rotated by operating the operation member 94.
  • the moving member 96 that engages with the screw rod 98 moves relative to the base member 97.
  • the first arm unit 18 and the second arm unit 28 can be remotely operated via the operated unit 90.
  • the cutting tool 1 in the second embodiment it is possible to suitably cut the object W that the operator's hand does not reach directly. For example, it is possible to suitably cut an overhead wire arranged at a high place.
  • the cutting tool is configured to be easily operated.
  • the first holding member is provided with a first regulating member 35 that can contact the first arm portion 18, and the second holding member can contact the second arm portion 28.
  • a second restriction member 45 is provided.
  • the object W can be grasped and cut with a simple operation.
  • the first restricting member 35, the second restricting member 45, and the operated portion 90 are provided, so that although the mechanism is simple, the operation is relatively far away with a simple operation. It is possible to grip and cut the object W located at the position.
  • FIG. 4A is a schematic front view schematically showing the cutting tool 1 according to the third embodiment.
  • FIG. 4B is a schematic bottom view schematically showing the cutting tool 1 according to the third embodiment.
  • members having the same functions as those of the cutting tool according to the first embodiment (or the cutting tool according to the second embodiment) are denoted by the same reference numerals. The repeated description of the members having the same reference numerals is omitted.
  • the object gripping portion 4 is added to the first gripping member 32 and the second gripping member 42, A third gripping member 132 and a fourth gripping member 142 are provided.
  • the first gripping member 32 and the third gripping member 132 are connected via the second connecting member 51, and the first gripping member 32 and the third gripping member 132 are connected to each other. Is rotatable around the connecting member 5.
  • the second connecting member 51 may be an elongated member (for example, a bolt) disposed so as to penetrate the hole of the first holding member 32 and the hole of the third holding member 132.
  • the first spacer 55 is disposed around the second connecting member 51, and the first spacer 55 and the third gripping member 132 are separated by the first spacer 55. The interval between them is maintained at a predetermined interval.
  • the second gripping member 42 and the fourth gripping member 142 are connected via the third connecting member 52, and the second gripping member 42 and the fourth gripping member 142 pass around the connecting member 5. It can be rotated.
  • the third connecting member 52 may be an elongated member (for example, a bolt) disposed so as to penetrate the hole of the second gripping member 42 and the hole of the fourth gripping member 142.
  • the second spacer 56 is disposed around the third connecting member 52, and the second spacer 56 and the fourth gripping member 142 are separated by the second spacer 56. The interval between them is maintained at a predetermined interval.
  • the third gripping member 132 is connected to the first gripping member 32 through the second connecting member 51. For this reason, the third gripping member 132 is urged in the closing direction (direction approaching the fourth gripping member), similarly to the first gripping member 32. Further, the fourth gripping member 142 is connected to the second gripping member 42 via the third connecting member 52. For this reason, the 4th holding member 142 is urged
  • the biasing member 6 is a torsion coil spring, but the biasing member 6 may be another biasing member such as a coil spring.
  • the biasing member 6 (for example, a torsion coil spring) may be disposed around the connecting member 5 from the viewpoint of reducing the size of the cutting tool 1 (see FIG. 4B).
  • the torsion coil spring is configured such that one end of the torsion coil spring contacts the second connecting member 51 or the first spacer 55 and the other end of the torsion coil spring contacts the third connecting member 52 or the second spacer 56. May be arranged.
  • the object W is applied to the first jaw (or the gripping surface) of the first gripping member 32 and the second jaw (or the gripping surface) of the second gripping member 42.
  • it is gripped by the third jaw 136 (or gripping surface) of the third gripping member 132 and the fourth jaw 146 (or gripping surface) of the fourth gripping member 142.
  • the target object W is hold
  • the cutting tool 1 in the third embodiment may include at least one of optional configurations described below.
  • the second gripping member 42 may be provided with a second recess 421 that can accommodate at least a part of the second coupling member 51.
  • the second recessed portion 421 can accommodate at least a part of the second connecting member 51 when the first blade portion 16 and the second blade portion 26 are in the most open state.
  • the first holding member 32 may be provided with a first recess 321 that can accommodate at least a part of the third coupling member 52.
  • the first recess 321 can accommodate at least a part of the third connecting member 52 when the first blade portion 16 and the second blade portion 26 are in the most open state. Due to the presence of the first recess 321 and the second recess 421, the third gripping member 132 and the fourth gripping member 142 can be expanded more greatly.
  • first regulating member 35 may include a first collar member 35 a that can roll with respect to the first arm portion 18.
  • the second regulating member 45 may include a second collar member 45 a that can roll with respect to the second arm portion 28.
  • the restriction member includes a rollable collar member
  • the first collar member 35a is rotatably disposed around an elongated member 37 such as a bolt
  • the second collar member 45a rotates around an elongated member 47 such as a bolt.
  • the first regulating member 35 includes a rollable first collar member
  • the second regulating member 45 includes a rollable second collar member (second color member). It is the structure which can be employ
  • the length of the fourth gripping member 142 (the length between the proximal end and the distal end) is the length of the second gripping member 42 (between the proximal end and the distal end). Shorter than (length).
  • the length of the third gripping member 132 (the length between the proximal end and the distal end) is shorter than the length of the first gripping member 32 (the length between the proximal end and the distal end).
  • the length of the fourth gripping member 142 may be equal to the length of the second gripping member 42.
  • the proximal end portion of the second gripping member 42 and the proximal end portion of the fourth gripping member 142 may be connected by an elongated member such as a bolt.
  • the length of the third gripping member 132 may be equal to the length of the first gripping member 32.
  • the proximal end portion of the first gripping member 32 and the proximal end portion of the third gripping member 132 may be connected by an elongated member such as a bolt.
  • the cutting tool 1 includes an operated portion 90 that can be operated by a remote operation tool.
  • the cutting tool 1 in the third embodiment may not include the operated portion 90 that can be operated by the remote operation tool.
  • FIG. 7 is a schematic bottom view schematically showing the cutting tool 1 according to the fourth embodiment.
  • the cutting tool 1 according to the fourth embodiment is the same as in the first to third embodiments in that the first gripping member 32 and the second gripping member 42 are disposed so as to face the first blade body 12. Similar to each of the cutting tools.
  • the first to third points are such that the first holding member 32 ′ and the second holding member 42 ′ are arranged so as to face the second blade body 22. It differs from each of the cutting tools in the embodiment.
  • the object gripping portions (the first gripping member and the second gripping member) are arranged on both sides of the target cutting portion.
  • the first restricting member 35 is provided between the two first gripping members (32, 32 ′), and the second restricting member 45 is provided between the two second gripping members (42, 42 ′). It has been.
  • the object gripping parts are arranged on both sides of the object cutting part. For this reason, each of the objects W after being separated into two by the cutting step is preferably gripped by the corresponding object gripping portions.
  • FIG. 8 is a schematic bottom view schematically showing the cutting tool 1 in a modified example of the fourth embodiment.
  • the first regulating members (35, 35 ′) are provided on the two first gripping members (32, 32 ′), respectively, and the two second gripping members (42, 42 ′) are provided.
  • the second restricting member (45, 45 ') is different from the cutting tool in the fourth embodiment in that each of the second restricting members (45, 45') is provided.
  • the distance between the connecting member 5 and the first first restricting member 35 is different from the distance between the connecting member 5 and the other first restricting member 35 ′.
  • the distance between the connecting member 5 and one second restricting member 45 is different from the distance between the connecting member 5 and the other second restricting member 45 ′.
  • the relative rotation angle (the rotation angle around the connecting member 5) of the one-side object gripping portion (the first gripping member 32 and the second gripping member 42) with respect to the object cutting portion can be made different from each other.
  • first gripping member 32 and a second gripping member 42 there are two object gripping portions (a first gripping member 32 and a second gripping member 42, and a first gripping member 32 ′ and a second gripping member 42 ′). At least one of these may be the object gripping portion of the third embodiment in which the third gripping member and the fourth gripping member are provided outside.
  • FIG. 9 is a drawing substitute photo.
  • FIG. 9 is a photograph showing an example of the state of the cutting tool when the cutting step is executed.
  • FIG. 10A is a schematic front view schematically showing the cutting tool 1 in the fifth embodiment.
  • FIG. 10B is a schematic front view schematically showing the cutting tool 1 in the fifth embodiment.
  • 10B the first blade body 12 and the second blade body 22 are in a closed state (in other words, a state in which a cutting process is being performed).
  • FIG. 10C is a schematic bottom view schematically showing the cutting tool 1 in the fifth embodiment.
  • the shape and structure of the first restricting member 35 '' are different from the shape and structure of the first restricting member 35 in the first embodiment, and the shape and structure of the second restricting member 45 '' The structure is different from the shape and structure of the second restricting member 45 in the first embodiment.
  • the first regulating member 35 is configured to be pressed against the first blade body 12 by the urging force of the urging member 6.
  • the first regulating member 35 ′′ is configured to be pressed against the second blade body 22 by the urging force of the urging member 6.
  • the second restricting member 45 ′′ is configured to be pressed against the first blade body 12 by the urging force of the urging member 6.
  • the first restricting member 35 ′′ includes a first contact portion that can contact a second protrusion 23 (for example, a second pin) of the second blade body 22.
  • the first contact portion may have a shape that is substantially complementary to the surface shape (curved surface shape) of the second protrusion 23.
  • the first restricting member 35 '' and the first gripping member 32 are integrally formed.
  • the first restricting member 35 '' and the first gripping member 32 are May be formed separately and both members may be connected to each other.
  • the second protrusion 23 and the second blade 22 are integrally formed.
  • the second protrusion 23 and the second blade 22 are separate from each other. And both members may be connected to each other.
  • the second restricting member 45 ′′ includes a second contact portion that can contact the first protrusion 13 (for example, the first pin) of the first blade body 12.
  • the second contact portion may have a shape that is substantially complementary to the shape (curved surface shape) of the surface of the first protrusion 13.
  • the second restricting member 45 '' and the second gripping member 42 are integrally formed.
  • the 1st protrusion part 13 and the 1st blade body 12 are integrally formed.
  • the first restricting member 35 '' has the second blade body 22 (more specifically, when the first blade portion 16 and the second blade portion 26 are in the open state).
  • the second protrusion 23 provided on the second blade 26 comes into contact with the second blade 26. That is, the second blade body 22 functions as a member (one member) on which the first restricting member 35 ′′ is pressed by the urging force of the urging member 6. It can also be said that the second blade 22 functions as a first restricting member stopper that receives the first restricting member 35 ′′ against the urging force of the urging member 6.
  • the second restricting member 45 '' is provided on the first blade body 12 (more specifically, on the first blade portion 16 when the first blade portion 16 and the second blade portion 26 are in the open state). In contact with the first protrusion 13). That is, the first blade body 12 functions as a member (the other member: second member) against which the second restriction member 45 ′′ is pressed by the urging force of the urging member 6. It can also be said that the first blade body 12 functions as a second restricting member stopper that receives the second restricting member 45 ′′ against the urging force of the urging member 6.
  • the first restricting member 35 '' has the second blade body 22 (ie, the above-mentioned) when the first blade portion 16 and the second blade portion 26 cut the object.
  • the second regulating member 45 ′′ is separated from the first blade body 12 (that is, the other member described above) when the first blade portion 16 and the second blade portion 26 cut the object.
  • the first protrusion 13 is disposed on the side surface of the first blade body 12 and is perpendicular to the side surface of the first blade body 12. It protrudes toward Alternatively, the first protrusion may be disposed on the back portion 16b of the first blade body 12. That is, the first projecting portion may be provided so as to project outward from the back surface of the first blade body 12. In this case, by devising the shape of the second restricting member 45 '', the second restricting member 45 '' is pressed against the first projecting portion disposed on the back portion 16b by the biasing force by the biasing member 6. It becomes. In the example described in FIGS.
  • the second projecting portion 23 is disposed on the side surface of the second blade body 22 and is perpendicular to the side surface of the second blade body 22. It protrudes toward Alternatively, the second protrusion may be disposed on the back portion 26 b of the second blade body 22. In this case, by devising the shape of the first restricting member 35 '', the first restricting member 35 '' is pressed against the second projecting portion disposed on the back portion 26b by the urging force of the urging member 6. It becomes.
  • the blade body (12; 22) includes the protrusion (13; 23), and the regulating member (35 ′′; 45 ′′) is concave. It is a member.
  • the blade (12; 22) may include a concave portion and the restricting member (35 "; 45") may include a protrusion.
  • the cutting tool 1 in the fifth embodiment has the same effect as the cutting tool in the first embodiment, the second embodiment, or the third embodiment.
  • the structure of 4th Embodiment may be combined with the cutting tool in 5th Embodiment.
  • the first regulating member is the first member by cooperation with the contact portion (18a; 13) provided on the blade body (the first blade body or the second blade body). It is a member that causes the movement of the gripping member to follow the movement of the blade.
  • the second regulating member cooperates with the contact portion (28a; 23) provided on the blade body (the first blade body or the second blade body) to control the movement of the second gripping member. It is a member to follow.
  • the abdominal part and protrusion part of the arm part are mentioned as an example of a contact part, the movement of a 1st control member and a 2nd control member can track the movement of a blade body. Other forms may be possible if possible.
  • FIG. 11A is a schematic front view schematically showing the cutting tool 1 in the sixth embodiment.
  • FIG. 11A the first blade body 12 and the second blade body 22 are in a state before cutting the object (in other words, in an open state).
  • FIG. 11B is a schematic front view schematically showing the cutting tool 1 in the sixth embodiment. In FIG. 11B, the first blade body 12 and the second blade body 22 are in a closed state (in other words, a state in which a cutting process is being performed).
  • FIG.11 (C) and FIG.11 (D) are schematic front views which show typically the cutting tool 1 in 6th Embodiment. In FIGS.
  • FIG. 11C and 11D the object gripping portion 4 is not shown so that the movements of the first blade body 12, the second blade body 22, and the opening / closing operation tool 500 can be grasped.
  • FIG. 11C shows a state before the object W is cut.
  • FIG. 11D shows a state after the object W is cut.
  • the same function as the cutting tool in the first embodiment, the second embodiment, the third embodiment, the fourth embodiment, or the fifth embodiment The members having the same reference numerals are attached. The repeated description of the members having the same reference numerals is omitted.
  • the second regulating member stopper that receives the second regulating member 45 is not the other member (second member) of the first blade body 12 and the second blade body 22, but the first blade body 12. And the point which is the opening / closing operation tool 500 of the said 2nd blade body 22 differs from the 1st thru
  • the second restriction member stopper that receives the second restriction member 45 is the second operation rod 520.
  • the opening / closing operation tool 500 includes a first operation bar 510 and a second operation bar 520.
  • the opening / closing operation tool 500 may include a link member 530.
  • the first operating rod 510 is fixed to the first arm portion 18.
  • the first operating rod 510 may be relatively unmovable with respect to the first arm unit 18.
  • the first operating rod 510 is fixed to the first arm portion 18 by a fastening member 511 (for example, a first bolt 511a and a second bolt 511b).
  • the first operating rod 510 is a member that controls the movement of the first blade body 12, in other words, a member that operates the first blade body 12.
  • the second operation rod 520 is a member that controls the movement of the second blade body 22, in other words, a member that operates the second blade body 22.
  • the second operation rod 520 is fixed to the second arm portion 28 of the second blade body 22 via the link member 530. More specifically, the second operating rod 520 and the link member 530 are pivotally connected to each other, and the link member 530 and the second arm portion 28 are pivotally connected to each other. In other words, the second operating rod 520 and the link member 530 can rotate relative to each other around the shaft 532, and the link member 530 and the second arm portion 28 rotate relative to each other around the shaft 533. Is possible.
  • the second operating rod 520 is also fixed to the first blade body 12. More specifically, the second operating rod 520 is pivotally connected to the first blade body 12. For this reason, the second operating rod 520 and the first blade body 12 can rotate relative to each other around the shaft 531.
  • the second regulating member. 45 is pressed against the opening / closing operation tool 500 by the urging force of the urging member. More specifically, the second restriction member 45 is pressed against the second operation rod 520 (for example, the surface 520a of the second operation rod 520 that faces the second restriction member 45) by the urging force of the urging member. It has been. Note that in FIGS. 11A to 11D, the illustration of the urging member is omitted in order to avoid complication of the drawings.
  • the first regulating member 35 is biased by the biasing member. Is pressed against the first arm portion 18.
  • the first restriction member 35 may be pressed against the opening / closing operation tool 500 (for example, the first operation rod 510).
  • the opening / closing operation tool 500 (for example, the second operation rod 520) functions as a second restriction member stopper that receives the second restriction member 45
  • the first blade body 12 ( For example, the first arm portion 18) functions as a first restricting member stopper that receives the first restricting member 35
  • the opening / closing operation tool 500 functions as a first restriction member stopper that receives the first restriction member 35
  • the second blade 22 functions as a second restriction member stopper that receives the second restriction member 45.
  • a part of the opening / closing operation tool 500 functions as a first restriction member stopper that receives the first restriction member 35
  • the other part of the opening / closing operation tool 500 receives the second restriction member 45. It may function as a member stopper.
  • the first blade 12 and the second blade 22 are operated by operating the opening / closing operation tool 500 (more specifically, the first operation rod 510 and the second operation rod 520). It is assumed that the cutting process of the object W is executed. During the cutting process of the target object W, the target object gripping unit 4 grips the target object W. Then, the first gripping member 32 and the second gripping member 42 cannot follow the movements of the first blade body 12 and the second blade body 22. As a result, the first restricting member 35 is separated from the first restricting member stopper (for example, the first arm portion 18), and the second restricting member 45 is separated from the second restricting member stopper (for example, the second operating rod 520). Separate.
  • the object gripping part 4 can rotate relative to the object cutting part 2 around the connecting member 5 while gripping the object W.
  • the object W can be cut without any problems.
  • FIG. 11C corresponds to a view in which the description of the object gripping portion 4 is omitted in FIG. 11A
  • FIG. 11D is a view of the object gripping portion in FIG. This corresponds to the figure in which the description of 4 is omitted.
  • the cutting tool 1 in the sixth embodiment has the same effects as the cutting tool in the first to fifth embodiments.
  • the link member since the link member is included, the cutting tool 1 can be opened and closed with less force.
  • both the first operation bar 510 and the second operation bar 520 are described in the second embodiment. What is necessary is just to connect the to-be-operated part 90 (more specifically, the distance variable mechanism 95).
  • the operated part 90 (distance variable mechanism 95) is indirectly connected to both the first arm part 18 and the second arm part 28.
  • the operated portion 90 (more specifically, the variable distance mechanism 95) described in the second embodiment may be connected to both the first arm portion 18 and the second operation rod 520. . That is, when the cutting tool 1 in the sixth embodiment is operated by a separate remote control tool, the distance variable mechanism 95 is directly or both on the first arm portion 18 and the second arm portion 28. It may be connected indirectly.
  • the cutting tool of the present invention When the cutting tool of the present invention is used, it is possible to cut the object while holding the object with a simpler operation. Therefore, it is useful for the installer of the object, the repairer of the object, or the supplier of the object removal.
  • 3rd connecting member 55 ... 1st spacer, 56 ... 2nd spacer, 90 ... Operated part, 92 ... Connecting part, 93 ... Coupling member, 94 ... Operating member, 94a ... Hexagonal shaped part, 95 ... Distance variable mechanism 96 ... moving member 97 ... base member 98 ... screw rod 132 ... third gripping member 136 ... third jaw 142 ... fourth gripping member 146 ... fourth jaw 321 ... first recess , 421 ... second recess, 500 ... opening and closing operation tool, 510 ... first operation rod, 511 ... fastening member, 511a ... first bolt, 511b ... second bolt, 520 ... second operation rod, 520a ... second regulating member Surface facing 530, link member, 5 1 ... axis, 532 ... axis, 533 ... axis, W ... object

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Scissors And Nippers (AREA)
  • Knives (AREA)
PCT/JP2016/083057 2016-11-04 2016-11-08 切断工具 WO2018083807A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AU2016428531A AU2016428531B2 (en) 2016-11-04 2016-11-08 Cutting tool
JP2018548539A JP6831591B2 (ja) 2016-11-04 2016-11-08 切断工具
MYPI2019001255A MY195575A (en) 2016-11-04 2016-11-08 Cutting Tool
CN201680089070.6A CN109789570B (zh) 2016-11-04 2016-11-08 切断工具
KR1020187032593A KR102125638B1 (ko) 2016-11-04 2016-11-08 절단 공구
AU2020202083A AU2020202083A1 (en) 2016-11-04 2020-03-24 Cutting tool

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JP2016-216781 2016-11-04
JP2016216781 2016-11-04

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WO2018083807A1 true WO2018083807A1 (ja) 2018-05-11

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KR (1) KR102125638B1 (zh)
CN (1) CN109789570B (zh)
AU (2) AU2016428531B2 (zh)
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RU2807612C2 (ru) * 2018-12-26 2023-11-17 Нагаки Сэйки Ко., Лтд. Инструмент

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CN109261857A (zh) * 2018-10-31 2019-01-25 武汉里得电力科技股份有限公司 断线切刀

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JPS63296622A (ja) * 1987-05-28 1988-12-02 Hirakazu Sasa 枝つかみバサミ付剪定バサミ
JP2006198125A (ja) * 2005-01-20 2006-08-03 Seibu Denki Kogyo Kk 線条類の切断工具及びスロットロッド切断方法
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WO2020137158A1 (ja) * 2018-12-26 2020-07-02 株式会社永木精機 工具
KR20210105924A (ko) * 2018-12-26 2021-08-27 가부시키가이샤나가키세이키 공구
JPWO2020137158A1 (ja) * 2018-12-26 2021-10-21 株式会社永木精機 工具
JP7186463B2 (ja) 2018-12-26 2022-12-09 株式会社永木精機 工具
RU2807612C2 (ru) * 2018-12-26 2023-11-17 Нагаки Сэйки Ко., Лтд. Инструмент
KR102670262B1 (ko) 2018-12-26 2024-05-29 가부시키가이샤나가키세이키 공구

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JP6831591B2 (ja) 2021-02-17
TW201818626A (zh) 2018-05-16
AU2016428531B2 (en) 2020-03-05
CN109789570B (zh) 2021-05-14
MY195575A (en) 2023-02-02
TWI646745B (zh) 2019-01-01
AU2020202083A1 (en) 2020-04-09
KR20180133483A (ko) 2018-12-14
KR102125638B1 (ko) 2020-06-22
JPWO2018083807A1 (ja) 2019-07-25
AU2016428531A1 (en) 2018-10-25

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