WO2005124273A1 - 位置検出装置およびシステム - Google Patents
位置検出装置およびシステム Download PDFInfo
- Publication number
- WO2005124273A1 WO2005124273A1 PCT/JP2005/007240 JP2005007240W WO2005124273A1 WO 2005124273 A1 WO2005124273 A1 WO 2005124273A1 JP 2005007240 W JP2005007240 W JP 2005007240W WO 2005124273 A1 WO2005124273 A1 WO 2005124273A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hall
- resin
- position detection
- detection system
- air cylinder
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/245—Housings for sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2892—Means for indicating the position, e.g. end of stroke characterised by the attachment means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
Definitions
- the present invention relates to a device and a system for detecting a position of a cylinder piston or the like.
- Non-Patent Document 1 shows a state in which a contact type sensor and a non-contact type sensor are attached to an air cylinder as the detection device.
- FIG. 8 and FIG. 9 are perspective views of a contact type sensor, a non-contact type sensor, and an air cylinder described in Non-Patent Document 1.
- the contact type sensor is constituted by a reed switch.
- a non-contact type sensor is constituted by a magnetoresistive element.
- FIG. 8 shows a state in which a contact type sensor 200 is attached to the air cylinder 120. Specifically, a substantially cylindrical contact type sensor 200 is inserted into a groove 130 formed on the side surface of the air cylinder body 120. The contact type sensor 200 is attached to the air cylinder 120 with the screw 210 using the driver 220.
- FIG. 9 shows a state where a contactless sensor 300 is attached to the air cylinder 120. Specifically, a nut 310 is inserted into a groove 130 formed on a side surface of the air cylinder body 120. The mounting screw 330 is fastened to the nut 310 via the screw passing portion 340 and the spacer 320 provided on the side of the non-contact type sensor 300.
- the piston 110 provided in the air cylinder main body 120 is provided with a magnet arranged so that the moving direction and the magnetic pole direction are parallel to each other.
- the conventional position detection device detects the position of the piston 110 using the magnet and the sensor 200 or the sensor 300.
- the minimum stroke at which the contact type sensor 200 can be mounted is set. Is about 10 mm, and the minimum mountable stroke of the non-contact type sensor 300 is about 5 mm. Furthermore, the hysteresis of the sensor 200 is about 1.5 mm, and the hysteresis of the non-contact type sensor 200 is about lmm!
- Non-Patent Document 1 SMC Corporation Catalog Best Pneumatics 2 Page 175
- Non-patent document 2 SMC Corporation Catalog Best Pneumatics 2 page 561
- the conventional contact-type sensor is not preferable in terms of a relatively small force mountable minimum stroke and hysteresis.
- non-contact type sensors are preferable in terms of the minimum stroke and hysteresis that can be relatively mounted, but are large. In these sensors, there is a trade-off between size, minimum mountable stroke and hysteresis.
- a non-contact type sensor is used.
- non-contact type sensors cannot be accommodated in the grooves formed in the air cylinder. As a result, the space consumed increases in calories. It is necessary to provide a protruding screw portion for the non-contact type sensor. It is necessary to attach a non-contact sensor to the air cylinder using both screws and nuts.
- an object of the present invention is to provide a position detecting device that has an improved minimum mountable stroke and hysteresis and is small enough to be accommodated in a groove formed in the air cylinder.
- a position detection system includes a first portion having a magnetic body in which a moving direction and a boundary of a magnetic pole are orthogonally arranged, and a relative movement with respect to the first portion. And a position detecting device attached to the second portion and detecting a relative position with the magnetic body, wherein the position detecting device is It has a Hall IC that switches on and off the output of an electric signal in accordance with the relative position, and a resin that covers the Hall IC in a position positioned inside, and before and after the relative movement of the first portion. The switching point of the output of the electric signal of the Hall IC between on and off is determined by the magnetic pole. It is attached to straddle the border.
- the position detecting device includes a Hall IC instead of the conventional lead switch and magnetoresistive element.
- Hall ICs have excellent magnetic sensitivity and are often small. When the Hall IC is defined in the required direction and position in the position detecting device, the position of the piston can be detected simply by mounting the position detecting device in the manner shown in FIG.
- the resin may be formed with a cavity for accommodating the Hall IC, or may be provided with a frame for positioning the Hall IC inside the resin. If a frame is provided, it is necessary to keep the frame in position until the resin cures. Therefore, it is preferable to form a positioning portion on the frame that can be in contact with the inner wall of the mold for covering the hole IC with resin or that can be sandwiched between the female and female molds of the mold. An opening is formed in the frame near the Hall IC terminal.
- a passage port through which the uncured resin passes is formed at the end of the frame.
- the periphery of the passage opening serves as a positioning part, so that the passage opening and the positioning part can be formed in one process. Productivity increases.
- the mounting portion includes a groove, a hole, a depression, and a flat portion. In the case of a flat portion, it may be bonded with an adhesive or the like.
- the above-mentioned members include, in addition to the first part being a piston in a cylinder, an automobile, an elevator, a care device, a home security system, a mobile phone, a disconnection detection system, an industrial robot, and the like.
- FIG. 1A is a cross-sectional view of a position detection device 1 according to an embodiment of the present invention.
- the position detecting device 1 detects a piston position of an air cylinder.
- a piston is provided with a magnet in an air cylinder, and the position of the piston is detected using the magnet and the Hall IC provided in the position detecting device 1!
- FIG. 1 shows an electric power according to a relative position with respect to a magnet provided on a piston of an air cylinder.
- a Hall IC for example, Asahi Kasei product number EW-462
- EW-462 Asahi Kasei product number
- a nylon-based polyamide resin such as a molded hot melt that covers the Hall IC 50
- FIG. 1 shows conductors 18, 20 and 22 connected to terminals 24, 26 and 28 of Hall IC 50 by soldering or the like, and a rubber insulator 12 covering conductors 18, 20 and 22. , 14, 16 and a rubber sheath portion 10 enclosing the insulators 12, 14, 16.
- the position detection device 1 may include an LED or the like for notifying that the Hall IC 50 is on.
- the length of the main body portion in the left-right direction of FIG. 1 (b) is 3.0 ⁇ 0.1 mm
- the width of the main body portion in the vertical direction of FIG. It has a substantially rectangular parallelepiped shape with a thickness of 6 ⁇ 0.1 mm and a thickness of 1.2 ⁇ 0.1 mm (Fig. 1 (c)).
- the resin 60 has, for example, a diameter of 3.9 ⁇ and a length of 1.5 cm.
- the threaded portion 40 has, for example, an outer diameter of the bottom surface of 3 ⁇ , an outer diameter of the upper surface of 2.3 ⁇ , a height of 2mm, and an inner diameter of 2 ⁇ .
- the sheath part 10 is 2.8.
- a groove having a diameter of about 4.0 ⁇ to 4.2 ⁇ and an opening integrally formed adjacent to the groove are formed along the longitudinal direction of the air cylinder on the side surface of the air cylinder.
- the diameter of the position detecting device 1 of the present embodiment is, for example, 3.9 ⁇ , it can be mounted while being accommodated in this groove.
- FIG. 2 is a detailed view of the frame 30 shown in FIG. 2 (a) is a longitudinal side view of the frame 30,
- FIG. 2 (b) is a plan view of the frame 30, and
- FIG. 2 (c) is a lateral side view of the frame 30. , Respectively.
- the frame 30 has a substantially elliptical opening 38 located near the terminal 28 of the Hall IC 50, and a perfect circular through hole provided adjacent to the opening 38 and to which the threaded portion 40 is attached.
- 37 a rectangular passing portion 32 provided at one end of the frame 30 and through which the resin 60 passes before being cured, and located on both sides of the passing portion 32 and on the inner wall of a mold (not shown).
- the formation of the opening 38 ensures the insulation between the terminal 28 and the frame 30 when the terminal 28 and the conductor 22 are connected by soldering.
- the position detecting device 1 can be attached to the air cylinder with a screw.
- the connection between the threaded portion 40 and the through hole 37 is performed by, for example, laser welding.
- the passage portion 32 By forming the passage portion 32, it is possible to secure the resin 60 before and after curing on the front and back of the frame 30 and to efficiently mold the resin 60, thereby increasing the productivity of the position detecting device 1. High.
- the Hall IC 50 is gripped so as to be sandwiched between the side surfaces of the grip portions 34 and 36 on the grip portion 39 side and the inner side of the grip portion 39.
- the grip portion 39 is bent about 83 to 85 degrees with respect to the frame body so as to hold the Hall IC, and has a paneling property. Note that an adhesive may be applied between the frame 30 and the hole IC in order to position the hole IC 50 in the frame 30 in the vertical direction in FIG. 2 (b).
- the positions where the positioning portions 33 and 35 are formed may be, for example, the bottom surface of the frame. Further, a protrusion may be formed in the mold to be accommodated in the threaded portion 40, and the orientation and the position of the Hall IC 50 may be defined together with the positioning portions 33 and 35.
- the main body of the frame 30 has, for example, a length of 9.48 mm, a width of 3.2 mm, and a thickness of 0.2 mm.
- the diameter of the through hole 37 is 2.3 ⁇ .
- the opening 38 is 2.4 mm long and 1.2 mm short.
- the passage part 32 is set to 0.4 mm X 3.1 mm.
- the grip 39 has a height of 1.4 mm and a width of lmm.
- the grips 36 and 38 have a height of 1.4 mm and a width of 0.7 mm.
- the positioning portions 33 and 35 are 0.5 mm wide and 0.4 mm long.
- the above dimensions of the frame 30 depend on the shape and size of the Hall IC 50 and the like, and the shape and size of the mounting position of the position detecting device 1 (for example, the groove on the side surface of the air cylinder). Yes, but not limited.
- the direction of the Hall IC 50 is, for example, a direction orthogonal to the longitudinal direction of the sensor 52 (FIG. 6) of the Hall IC 50. At this time, the Hall IC 50 may be face down or face up. With this orientation, the position detector 1 can be The setting is completed only by inserting it into the groove and screwing it.
- the magnetic pole direction of the magnet and the movable direction of the piston generally match, and the N pole is located on the side where the air cylinder extends, and the S pole is located on the side where the air cylinder contracts. Arranged in a manner.
- FIG. 3 is a view showing a modification of the resin 60 of the position detecting device 1 shown in FIG. 3 (a) is a side view of the resin 60 in the longitudinal direction
- FIG. 3 (b) is a plan view of the resin 60
- FIG. 3 (c) is a side view of the resin 60 in the lateral direction.
- the same parts as those shown in FIG. 1 are denoted by the same reference numerals.
- the resin 60 is, for example, a polyamide resin containing about 10 to 30% glass fiber, or a polybutylene terephthalate (PBT) resin containing about 10 to 30% glass fiber. , Has strength.
- the threaded portion 40 is formed in the resin 60 as in the case of FIG.
- a cavity 62 for accommodating the Hall IC 50 is formed adjacent to the threaded portion 40.
- the cavity 62 has a substantially rectangular parallelepiped shape, and is large enough to accommodate the Hall IC 50 almost without gaps.
- the resin 60 shown in FIGS. 3 and 4 is smaller than the Hall IC 50 having the above-mentioned size. Specifically, the length of about 3. Omm described above is about 2.2 mm, the width of about 3.6 mm is about 3.3 mm, and the thickness of about 1.2 mm is about 1. Omm.
- a cavity 64 for accommodating the conductor 22 and an escape portion 66 are formed over and under the cavity 62.
- the shape of the cavity 64 and the escape portion 66 is substantially rectangular parallelepiped, but may be substantially semicircular.
- the receiving piece 70 includes an insulator receiver 66 for receiving the insulators 12, 14, and 16, and a sheath receiver 68 for receiving the sheath 10.
- the insulator receiver 66 has a substantially semicircular cross section in the longitudinal direction of the resin 60.
- the resin 60 has a rainbow-shaped cross section in the longitudinal direction.
- a mark portion 72 is formed, one of which shows an S pole and the other shows an N pole.
- the mark portion 72 makes it easier for the user to visually recognize which direction the position detecting device 1 should be fixed in the groove of the cylinder when using the position detecting device 1.
- the process for producing the position detecting device 1 using the resin 60 is as follows. First, connect the terminals 24, 26, 28 of this IC50, conductors, 18, 20, and 22 with solder or the like. Next, the direction of the Hall IC 50 is adjusted in accordance with the mark attached to the mark portion 72, and the hole IC 50 is inserted into the empty space 62 of the lunar date 60.
- the hall IC 50 is housed in a state aligned with the cavity 62. Further, the conductor 22 and the insulator 16 are accommodated in the cavity 64. Further, the insulators 12, 14, and 16 are received by the insulator receiver 66 of the receiving piece 70, and the sheath 10 is received by the sheath receiver 68. Subsequently, the space between and around the receiving pieces 70 is covered with hot melt resin such as polyamide resin not containing glass fiber. Thus, the position detecting device 1 is created.
- FIG. 4 is a view showing a modified example of the resin 60 different from FIG. Fig. 4 (a) is a longitudinal side view of the resin 60, Fig. 4 (b) is a plan view of the resin 60, Fig. 4 (c) is a bottom view of the resin 60, and Fig. 4 (d) is a resin.
- FIG. 60 is a side view of a short side direction of 60.
- the same parts as those shown in FIG. 1 are denoted by the same reference numerals.
- This position detecting device 1 differs from the case of FIG. 3 in that it has an LED 80 that emits light when an electric signal output from the Hall IC 50 is on.
- this resin 60 is also a polyamide resin or polybutylene terephthalate (PBT) resin containing glass fibers of about 10 to 30%.
- the cavity 62 lacks the upper part of FIG. 4 (a) as compared with the case of FIG. 3 (a). The conductor 22 passes through this missing portion.
- the receiving piece 70 has a U-shape here. As shown in FIG. 4B, the receiving piece 70 is formed with a cutout portion 74 for passing a conductor connecting the LED 80 with the positive electrode terminal and the output terminal of the Hall IC 50, for example.
- an LED 80 and a resistor 82 are attached to the bottom surface of the position detecting device 1 adjacent to the cutout 74.
- the LED 80 and the resistor 82 are electrically connected to each other in series.
- the LED 80 and the resistor 82 are chip-shaped for miniaturization and light weight.
- a mark 72 is formed between the receiving piece 70 and the threaded portion 40 to indicate whether the position detecting device 1 is for the S pole or the ZN pole.
- the mark portion 72 indicating the S pole is formed in the groove 130 of the air cylinder.
- the mark portion 72 indicating the N pole can be fixed as the opening side of the groove 130 as well as the opening side of the groove 130.
- the resin 60 shown in FIG. 4 includes the LED 80, it is necessary to position this portion within the opening of the groove 130. For this reason, at the manufacturing stage of the position detection device 1, the orientation of the Hall IC 50 installed in the cavity 62 uniquely determines which of the S pole and the ZN pole is to be used.
- FIG. 5 is a schematic diagram of a housing 91 of the indicator lamp main body 90, which is suitable when the resin 60 shown in FIG. 3 is used.
- Fig. 5 (a) is a longitudinal side view of the housing 91 of the indicator lamp body 90
- Fig. 5 (b) is a bottom view of the housing 91 of the indicator lamp body 90
- Fig. 5 (c) is the indicator lamp body 90.
- FIG. 5 is a side view of the housing 91 in the lateral direction.
- the same parts as those shown in FIG. 4 and the like are denoted by the same reference numerals.
- Such an indicator lamp is effective when the position detecting device 1 is not provided with an LED due to, for example, the size of the groove 130 of the air cylinder. It is also effective when it is difficult to see the mounting position of the position detecting device 1.
- the resin has, for example, a flat bottom surface and an arched cross section perpendicular to the longitudinal direction.
- this resin is obtained by mixing a black hot melt and a transparent hot melt in a ratio of, for example, 1: 2 to 2: 1.
- Such a resin becomes translucent with a black hue. That is, the black hot melt functions as a diffuser.
- the LED 80 is a red LED
- the emitted light diffuses inside the translucent hot melt. For this reason, even when the indicator lamp was viewed from the horizontal direction, it was possible to visually recognize the state where the LED 80 was emitting light!
- the emission color of the LED 80 and the color of the hot melt are not limited to those described above, and a blue LED or a green LED may be used, and a yellow hot melt including a pale yellow color or a white hot melt may be used. It can also be used. In particular, the emission color of the LED 80 and the color of the hot melt should be related to a complementary color or a similar color.
- the LED lamp 80 and the resistor 82 are provided on the upper surface of the housing 91 of the indicator lamp. These are electrically connected in series by soldering or the like. The other ends of the indicator lamp 80 and the resistor 82 are connected to the notch contacts 84 and 86 respectively. They are connected by padding.
- Notch contacts 84 and 86 both have a notch portion at the bottom.
- the width of the notch portion is about half the inner diameter of the insulators 12, 14, and 16 in other words, that is, about half the outer diameter of the conductors 18, 20, and 22 except for the width at the lower end. Therefore, if the conductor 18 or the like is pushed into the notch while being covered with the insulator 12 or the like, the insulator 12 or the like is cut by the notch, and the notch contact 84 or the like comes into contact with the conductor 18 or the like. Electrically connected. At this time, the shape of the conductor is elongated and deformed because it is pushed by a notch portion smaller than the outer diameter of the conductor.
- the electrical connection between the notch contact 84 and the conductor 18 and the like can be realized without going through a process such as cutting the insulator 12 with a nipper or the like.
- the housing 91 of the indicator lamp is provided with an arch-shaped sheath receiving portion 92 for receiving the sheath 10.
- the sheath 10 is gripped by the sheath receiving portion 92.
- the sheath 10 prior to the grasping, the sheath 10 itself is divided, and the divided portion is positioned between the sheath receiving portions 92.
- the electrical connection between the notch contact 84 and the like and the conductor 18 and the like can be performed.
- FIG. 6 is a schematic diagram of a position detection system 100 including the position detection device 1 shown in FIG. 1 and the like.
- the position detection system 100 shows the position detection device 1, a piston 110 as a first part, and an air cylinder body 120 as a second part including the piston 110.
- the air cylinder main body 120 has a groove 130 as an attachment portion to which the position detection device 1 is attached. Note that holes and depressions may be formed instead of the grooves 130. Further, the position detecting device 1 may be bonded to the air cylinder main body 120 with an adhesive or the like.
- the manufacturing process of the position detection system is as follows. First, the position detecting device 1 is inserted into a groove 130 formed on a side surface of the air cylinder main body 120. Subsequently, the retaining screw 150 is aligned with the threaded portion 40 provided in the position detecting device 1, and is fastened with the retaining screw 150 using the driver 160. By doing so, the tip force of the retaining screw 150 hits the bottom opposite to the opening of the groove 130, the main body of the position detecting device 1 is pressed against the inner wall adjacent to the opening of the groove 130, and is attached to the air cylinder main body 120.
- FIG. 7 is an explanatory diagram of the principle of position detection in the position detection system 100. FIG.
- FIG. 7A shows a state before the magnet 140 provided on the piston 110 is displaced
- FIG. 7B shows a state after the magnet 140 is displaced.
- the magnet 140 can be displaced in the direction of the magnetic pole, and the boundary between the two poles is set so as to straddle the sensor section 52 of the Hall IC 50 before and after the displacement of the magnet 140.
- the sensor section 52 is a switching point of the output of the electric signal of the Hall IC 50 between on and off.
- magnetic force lines 140c to 140e that pass through a portion having the same magnetic force.
- Each of the lines of magnetic force 140c to 140e is orthogonal to the lines of magnetic force 140b.
- the isomagnetic lines 140d are, for example, 0 Gauss, and the isomagnetic lines 140c, 140e are each, for example, 25 Gauss.
- the strength of the magnetic force of the isomagnetic line increases.
- the equi-potential surface 140d is located below the sensor 52 of the Hall IC 50. At this time, the Hall IC 50 is off, and the electric signal from the Hall IC 50 is off.
- the position detecting device 1 attached to the air cylinder main body 120, air is sent to the air cylinder main body 120, and the piston 110 is moved so that the minimum stroke in which the position detecting device 1 can be mounted is reduced. It was within lmm when measured. As described above, the minimum mountable stroke of the conventional contact type detector is about 10 mm, and the minimum mountable stroke of the non-contact type detector is about 5 mm. Further, the piston 110 was moved to a position where the Hall IC 50 was turned on, and the position force was returned to a position where the Hall IC 50 was turned off. The hysteresis was measured and found to be about 0.1 mm.
- the conventional contact type detection device has a hysteresis of about 1.5 mm, and the non-contact type detection device has a hysteresis of about lmm.
- the position detection device 1 has much higher sensitivity than the conventional detection device.
- the position detecting device 1 is attached to the air cylinder main body 120 .
- the object to which the position detecting device 1 is attached is not limited to this. It can be applied to embedded cars, elevators, nursing care equipment, home security systems, mobile phones including foldable type, disconnection detection systems, industrial robots, etc.
- a door switch for detecting opening and closing of a door of an automobile, an elevator system for controlling a stop position of an elevator, and an arm position control for controlling a position of a robot arm of an industrial machine or a care device. It can also be applied to a disconnection detection system that detects the presence or absence of a disconnection such as a piano wire, the detection of the opening and closing of the housing of a foldable mobile phone, and the detection of the pressing of a button on a mobile phone.
- the present invention relates to a position detection device and a position detection system applicable to cylinders, automobiles, elevators, nursing care equipment, home security systems, mobile phones, disconnection detection systems, industrial robots, and the like.
- FIG. 1 is a cross-sectional view and a plan view of a position detection device 1 according to an embodiment of the present invention.
- FIG. 2 is a detailed view of a frame 30 shown in FIG. 1.
- FIG. 3 is a view showing a modification of the resin 60 of the position detecting device 1 shown in FIG. 1.
- FIG. 4 is a view showing a modified example of the resin 60 different from FIG.
- FIG. 5 is a schematic view of a housing 91 of the indicator lamp main body 90 suitable for using the resin 60 shown in FIG.
- FIG. 6 is a schematic diagram of a position detection system 100 including the position detection device 1 shown in FIG.
- FIG. 7 is a diagram illustrating the principle of position detection in the position detection system 100.
- FIG. 8 is a view showing a state in which a contact type sensor 200 is attached to an air cylinder 120.
- FIG. 9 is a diagram showing a state in which a non-contact type sensor 300 is attached to an air cylinder 120.
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Actuator (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP05730525.2A EP1757901B1 (en) | 2004-06-15 | 2005-04-14 | Position sensor and system |
JP2006514663A JP4439516B2 (ja) | 2004-06-15 | 2005-04-14 | 位置検出装置およびシステム |
US11/629,234 US7999538B2 (en) | 2004-06-15 | 2005-04-14 | Device and system for detecting position |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004176545 | 2004-06-15 | ||
JP2004-176545 | 2004-06-15 |
Publications (1)
Publication Number | Publication Date |
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WO2005124273A1 true WO2005124273A1 (ja) | 2005-12-29 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/007240 WO2005124273A1 (ja) | 2004-06-15 | 2005-04-14 | 位置検出装置およびシステム |
Country Status (5)
Country | Link |
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US (1) | US7999538B2 (ja) |
EP (1) | EP1757901B1 (ja) |
JP (1) | JP4439516B2 (ja) |
CN (1) | CN1934410A (ja) |
WO (1) | WO2005124273A1 (ja) |
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CN105049573A (zh) * | 2015-08-17 | 2015-11-11 | 浙江触捷光电科技有限公司 | 操作方便的手机功能片测试装置 |
KR20190011202A (ko) | 2017-07-24 | 2019-02-01 | 아사 덴시 고교 가부시키가이샤 | 장착 기구 |
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CN101832785B (zh) * | 2010-04-12 | 2012-05-16 | 杭州鑫芯电子有限公司 | 可调节霍尔效应传感器 |
US9909601B2 (en) | 2010-11-16 | 2018-03-06 | Illinois Tool Works Inc. | Motor control |
DE102011004447A1 (de) * | 2011-02-21 | 2012-08-23 | Robert Bosch Gmbh | Sensoreinheit für ein Fahrzeug |
DE102011017436A1 (de) * | 2011-04-18 | 2012-10-18 | Ipgate Ag | Betätigungsvorrichtung für eine Fahrzeug-Bremsanlage |
US10859400B2 (en) * | 2017-11-10 | 2020-12-08 | Sorenson Ip Holdings, Llc | Communication console |
DE102017222393A1 (de) * | 2017-12-11 | 2019-06-13 | Robert Bosch Gmbh | Sensorbaugruppe und Verfahren zur Herstellung einer Sensorbaugruppe |
CN108287554A (zh) * | 2018-04-03 | 2018-07-17 | 浙江大学昆山创新中心 | 一种家庭安防机器人 |
FR3115102B1 (fr) * | 2020-10-14 | 2022-08-26 | Continental Automotive Gmbh | Procédé de fabrication d’un capteur par repère et marquage |
CN115128534B (zh) * | 2022-06-28 | 2023-12-05 | 苏州纳芯微电子股份有限公司 | 电流传感器空洞缺陷的检测方法及检测系统 |
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DE10240976B4 (de) | 2001-09-03 | 2005-07-07 | Smc K.K. | Sensorbefestigung für Stellgliedkörper |
JP4118552B2 (ja) * | 2001-12-05 | 2008-07-16 | アイシン精機株式会社 | 電子部品の保持構造及び電子部品の保持方法 |
DE10313676A1 (de) * | 2003-03-26 | 2004-10-07 | Imi Norgren-Herion Fluidtronic Gmbh & Co. Kg | Positionsmeßvorrichtung für fluidische Zylinder-Kolben-Anordnungen |
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- 2005-04-14 US US11/629,234 patent/US7999538B2/en active Active
- 2005-04-14 CN CNA2005800084222A patent/CN1934410A/zh active Pending
- 2005-04-14 WO PCT/JP2005/007240 patent/WO2005124273A1/ja active Application Filing
- 2005-04-14 JP JP2006514663A patent/JP4439516B2/ja active Active
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JPH0633914A (ja) * | 1992-07-17 | 1994-02-08 | Kansei Corp | 流体圧アクチュエータのピストン位置検出装置 |
JPH09152304A (ja) * | 1995-11-30 | 1997-06-10 | Nippon Seiki Co Ltd | 移動物体検出器 |
JP2003156305A (ja) * | 2001-09-03 | 2003-05-30 | Smc Corp | アクチュエータボデイのセンサ取り付け構造 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105049573A (zh) * | 2015-08-17 | 2015-11-11 | 浙江触捷光电科技有限公司 | 操作方便的手机功能片测试装置 |
KR20190011202A (ko) | 2017-07-24 | 2019-02-01 | 아사 덴시 고교 가부시키가이샤 | 장착 기구 |
Also Published As
Publication number | Publication date |
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EP1757901B1 (en) | 2014-10-15 |
JPWO2005124273A1 (ja) | 2008-04-10 |
JP4439516B2 (ja) | 2010-03-24 |
CN1934410A (zh) | 2007-03-21 |
EP1757901A4 (en) | 2012-07-04 |
US20090015243A1 (en) | 2009-01-15 |
US7999538B2 (en) | 2011-08-16 |
EP1757901A1 (en) | 2007-02-28 |
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