16 patents
Utility
Press brake and management system
16 Jan 24
A press brake is provided with a hydraulic cylinder configured to move an upper table and a lower table relative to each other in a vertical direction, and a control unit configured to control a hydraulic circuit of the hydraulic cylinder, in which the control unit manages a predictor of an occurrence of an abnormality in the hydraulic circuit including a first pressure control valve configured to control a back pressure of hydraulic oil on a first port side of the hydraulic cylinder.
Koichi Yanagawa, Tetsuaki Kato, Hidehiko Yoshida
Filed: 22 Aug 19
Utility
Tool for press brake
21 Nov 23
A tool for a press brake includes a tool main body, an attachment portion formed on a base end side of the tool main body and configured to be detachably attached to a tool installation portion of the press brake by using a tool changer, and a bending portion formed on a distal end side of the tool main body and used to bend a plate-shaped workpiece.
Masaaki Sato, Shiro Hayashi, Shingo Kamada, Hideto Yamada, Yohei Yamaguchi
Filed: 17 Jul 19
Utility
Laser cutting method and machine, and automatic programing apparatus
14 Nov 23
In a laser cutting method, a cut slit of a welding protruding-tab configured to be bent by laser cutting along an outline of a processed part and press a peripheral surface of the processed part is laser-cut in advance in a periphery of the processed part that is cut from a workpiece, and an outline slit is formed by performing laser cutting along the outline of the processed part and a free end of the welding protruding-tab is welded to the peripheral surface of the processed part.
Hideo Hara, Masato Kunihiro
Filed: 6 Sep 19
Utility
Punch tool with expanded portion and method of operating the same
7 Nov 23
A punch tool with an expanded portion, a movable punch provided on a fixed punch so as to be able to move up and down in a direction along an inclined portion, and an interlocking member configured to interlock with a relative ascending and descending motion of the movable punch with respect to the fixed punch.
Shiro Hayashi, Nobuo Oyamada, Yousuke Onagi
Filed: 29 Sep 20
Utility
Press brake control device, press brake control method, tool, and data structure of tool information
31 Oct 23
When a sheet metal is sandwiched between a punch held by a punch holder and a die held by a die holder to bend the sheet metal at a set bending angle by moving the punch toward the die, a stroke calculation unit calculates a stroke of the punch for bending the sheet metal at the bending angle in consideration of a spring back amount of the bent sheet metal.
Yingjun Jin, Yohei Fuchinoue, Hitoshi Omata
Filed: 5 Apr 19
Utility
Divided tool attachment method and press brake
24 Oct 23
Different divided tools are attached to tool attachment portions using automatic tool changers in proximity to slit tools that have already been attached to tool attachment portions.
Katsumi Watanabe, Yousuke Onagi, Yuto Nishihata
Filed: 28 May 19
Utility
Laser machining apparatus and laser machining method
10 Oct 23
A control device controls a beam vibrating mechanism to vibrate a laser beam in a C-shaped vibration pattern in which a beam spot is moved from a first irradiation position at a front end in a cutting advancing direction to a second irradiation position at a rear side and displaced in an orthogonal direction to the cutting advancing direction, and is moved from the second irradiation position to a third irradiation position at a front end and displaced in the orthogonal direction to the cutting advancing direction, and movement from the first irradiation position to the third irradiation position via the second irradiation position, and movement from the third irradiation position to the first irradiation position via the second irradiation position are repeated.
Takaaki Yamanashi, Koji Funaki, Akihiko Sugiyama, Takehiko Shigefuji
Filed: 5 Jul 19
Utility
Laser machining apparatus and laser machining method
11 Jul 23
A beam vibrating mechanism vibrates a laser beam in a parallel direction with a cutting advancing direction of a sheet metal.
Takaaki Yamanashi, Koji Funaki, Akihiko Sugiyama, Takehiko Shigefuji
Filed: 13 Jun 19
Utility
Optical safety device for press brake, press brake, and optical monitoring method
11 Apr 23
A determination part determines whether or not a shadow of an upper mold is expanded to a photodiode by laser beam projected to a light receiver side based on a light receiving state of a photodiode positioned in a vicinity of the upper mold.
Kento Matsuura
Filed: 12 Mar 19
Utility
Laser machining apparatus and laser machining method
11 Apr 23
A machining head emits a laser beam for cutting sheet metal of stainless steel.
Takaaki Yamanashi, Koji Funaki, Akihiko Sugiyama
Filed: 13 Jun 19
Utility
Ring-shaped band saw blade manufacturing method and manufacturing apparatus
21 Mar 23
A ring forming step includes welding opposite ends of a band saw blade including a body part having a band shape, and a tooth part including a plurality of teeth formed on one side part of the body part, to form a ring shape.
Kensaku Maeda
Filed: 3 Jun 19
Utility
Laser cutting and machining method for plated steel plate, laser cut-and-machined product, thermal cutting and machining method, thermal cut-and-machined product, surface-treated steel plate, laser cutting method, and laser machining head
24 Jan 23
A laser cut-and-machined product made from a plated steel plate.
Hideo Hara, Masahito Ito, Masanori Uehara, Hiroshi Asada, Hirokazu Sasaki, Hiroshi Horikawa
Filed: 20 Jul 20
Utility
Cutting machine and cutting method including tool radius compensation relative to a laser path
27 Dec 22
A cutting machine is provided with a machine main body and an NC device.
Takehiro Nagayama, Kazuhiro Kanno
Filed: 4 Jun 19
Utility
Cutting processing machine and cutting processing method
6 Sep 22
A cutting processing machine (1) includes an NC device (200).
Takehiro Nagayama, Kazuhiro Kanno
Filed: 5 Mar 19
Utility
Product transfer apparatus and product transfer system
3 Aug 21
A product transfer apparatus includes a product suction pad part having a suction cup part capable of sucking a plate-like product, a transfer base whose lower part has the product suction pad part, and a label suction part having a label pad, which is able to suck a label to be pasted to the product, and an up-down function of moving the label pad up and down between a position upper than and a position lower than the position of a front end of the suction cup part.
Jun Hirono, Koji Tsuda, Hideto Fukushige, Kuniaki Abe, Ryoma Kitano
Filed: 8 Nov 18
Utility
Product taking-out apparatus, product carrying-out apparatus, and product taking-out method
11 May 21
A product taking-out apparatus includes a suction part to suck a plate-like metal product and ascend, a touch plate to move between a separate position and a contact position with respect to the product sucked by the suction part, and a vibrator to vibrate the touch plate.
Hiroyuki Yamazaki
Filed: 8 Nov 18
- Prev
- 1
- Next
Patents are sorted by USPTO publication date, most recent first