WO2006047899A1 - Assembly device for sensors - Google Patents
Assembly device for sensors Download PDFInfo
- Publication number
- WO2006047899A1 WO2006047899A1 PCT/CH2005/000634 CH2005000634W WO2006047899A1 WO 2006047899 A1 WO2006047899 A1 WO 2006047899A1 CH 2005000634 W CH2005000634 W CH 2005000634W WO 2006047899 A1 WO2006047899 A1 WO 2006047899A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sleeve
- mounting
- sensor
- sensor housing
- mounting device
- Prior art date
Links
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
-
- 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
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
Definitions
- the invention relates to a mounting device and a method for fastening a cylinder-like sensor to a recess of a machine part according to the features of claims 1 and 7.
- Cylindrical housings are widely used in sensor technology.
- cylindrical plastic or metal housing or sleeves are used with normalized external threads or with a smooth cylinder jacket.
- Front side such sleeves can be completed, for example, by a flush-mounted or protruding plastic cap.
- one or more sensor elements such as photodiodes or one- or two-dimensional CCD arrays are arranged in optical sensors, externally attenuatable coils in inductive proximity sensors, transducers in ultrasonic sensors, plate elements in capacitive sensors, Magentefeid messengerde elements or other elements used in the sensor ,
- the cap is designed such that on the one hand it ensures optimum protection of the sensor element and, on the other hand, it has no or only slight damping for the measured variable to be detected by the sensor element.
- the cap can also be integrated into the sensor housing, so that it has the shape of a front-closed sleeve.
- the conclusion of the rear opening of the sleeve usually forms a plastic part with a passage opening for a connection cable or with a connector.
- Other openings eg for optical display elements and / or for Adjustment elements can also be provided.
- the amplification and evaluation electronics are housed on a rigid or flexible printed circuit board or PCB film or on a print.
- sensors can be aligned or adjusted and fixed within machine-part bores.
- the connection is made by a frictional clamping connection between a mounting sleeve or a suitably designed sensor housing and a sleeve insertable into the bore.
- the connection is in most cases without tools produced and released again.
- Embodiment may be provided a mounting sleeve which is adapted to receive cylinder-like sensors, or a specially designed plastic housing, which can be aligned and fixed directly inside the sleeve inserted into the bore.
- FIG. 1 a shows a view of a bushing of a first embodiment of the mounting device
- FIG. 1 b shows a view of a mounting sleeve which can be inserted into the bush of FIG. 1 a, which at the same time serves as a sensor housing,
- FIG. 1 c shows a view of the mounting sleeve from FIG. 1 b inserted into the sleeve;
- Figure 2a is a plan view of the sleeve of Fig. Ia
- Figure 2b is a side view of the sleeve of Fig. Ia
- Figure 3a is a plan view of the mounting sleeve of FIG.
- FIG. 3b shows a side view of the mounting sleeve from FIG.
- FIG. 4 is a plan view of the mounting sleeve of FIG. 1b inserted into the bush;
- FIG. 5 a shows a view of a bush of a second embodiment of the mounting device
- FIG. 5 b shows a view of a mounting bush insertable into the bush of FIG. 5 a
- FIG. 5c shows a view of the mounting sleeve of FIG. 5b inserted into the bushing, FIG.
- FIG. 3 a shows a plan view of a two-part composite of a mounting sleeve and a sleeve with conical contact surfaces in a further embodiment of the mounting device
- FIG. 6b is a longitudinal section along the line A-A of the composite of Figure ⁇ a
- Figure ⁇ c is a longitudinal section along the line B-B of the composite of Figure 6a
- Figure 6d is a view of the mounting device of Figures 6a-c, wherein the sleeve and the mounting sleeve are pressed together.
- Figure 7a is a view of a bush of another embodiment of the mounting device
- Figure 7b is a view of an insertable into the sleeve of Figure 7a mounting sleeve
- Figure 7c is a view of a with the mounting elements of Figures 7a and 7b mounted in a bore of a machine part sensor.
- FIGS. 1a, 1b, 1c, 2a, 2b, 3a, 3b and 4 show, by way of example, parts of a first embodiment of the invention Mounting device 1 in different representation.
- tubular bushing 3 At one end face of a made of thermoplastic material, tubular bushing 3 is located inside adjacent to an annular end stop 5, a centering ring 7, for example, a few millimeters axially. Flush with the stop 5, a fastening tab 9 may be formed, which projects beyond the outer circumferential surface 11 of the sleeve 3 radially. Axially parallel to the centering ring 7 is on the mounting tab 9, a retaining pin 13 before.
- the inner wall 15 of the bush 3 On the inner wall 15 of the bush 3, means for guiding and / or positioning or aligning or adjusting a Montagehülsel7 or a sensor housing 19 may be provided with corresponding guide, contact or connecting elements.
- the inner wall 15 has two opposing, axially directed eccentric bores 21 and two opposing cutouts 23 for radially projecting snap-on pockets 25 formed on the sensor housing 19 or on the mounting sleeve 17.
- the cutouts 23 also have eccentrically formed wall surfaces.
- the sensor housing 19 is shown in plan view in FIG. 3a and in a side view in FIG. 3b. At substantially cylindrical housing shell 27, two diametrically opposed, extending in the axial direction of the eccentric 29 are formed.
- the housing shell 27 In line with the handle-shaped Schnapplaschen 25 two beveled at the front end, the housing shell 27 radially superior guide ribs 31 are formed.
- the diameter D2 of the sensor housing 19 is in the region of the guide ribs less than or approximately equal to the
- a manual drive 31 is designed for rotating the sensor housing 19.
- the dimensions of sleeve 3 and sensor housing 19 are coordinated so that the sensor housing 19 and the sensor in the orientation shown in Figure 4 can be easily inserted into the opening of the sleeve 3.
- the Excenter 29 have so still some play to the
- Eccentric holes 21 The resilient snap tabs 25 are in contact with the wall surfaces of the eccentric cutouts 23 where their diameter is largest. The snap tabs 25 are thereby slightly compressed.
- the sensor housing 19 or the sensor can be displaced in the longitudinal direction and positioned or adjusted in the desired position.
- the spring force of the snap tabs causes a small counterforce when moving, which facilitates the positioning. After the sensor housing 19 has been brought into the desired position, it is held in this position by the holding force of the snap tabs.
- the eccentric 29 are keyed to the associated eccentric holes 21.
- the effective for the Schnapplaschen 25 outer diameter of the eccentric cutouts 23 is smaller by the rotational movement.
- the increased pressure of Schnapplaschen difficult may additionally longitudinal grooves (not shown) may be provided. These are arranged so that the snap tabs 25 protrude into these longitudinal grooves upon reaching the desired rotational position or the required for the attachment of the sensor holding torque. The associated clicking sound signals to a user that the desired holding force has been achieved.
- the snap - in pockets 25 latched into the longitudinal grooves prevent a solution of the frictional connection between sensor housing 19 and bushing 3.
- a sawtooth - like grid 20 (FIG. 5a, FIG. 7a) on the inner side 15 of the bushing 3 and a grid corresponding thereto or .
- a snap spring 39 (Fig. 5b) may be formed on the outside of the mounting sleeve 17. The interlocking raster or pending on a nose of the grid 20 Snap spring 39 prevent turning back of the mounting sleeve 17. Thus, a release of the clamping connection can be prevented even with strong vibrations.
- the bushes 3 are each fixed in advance in the area provided for the attachment of the sensors on the machine part recesses or holes.
- two holes are required: A larger bore for the centering ring 7 and a smaller hole for the retaining pin 13.
- the diameter of the larger bore is dimensioned so that after pressing in the centering ring 7, a press connection between the machine part and the sleeve 3 results.
- the Be sized diameter of the smaller hole but it can also be designed slightly larger, so that the retaining pin 13 can be introduced without great effort in this hole.
- the retaining pin 13 serves as anti-rotation. Of course, variants without such rotation can be realized.
- a hole could also be provided in the fastening tab 9.
- the sleeve could in this case e.g. be screwed by means of a tapping screw in the associated hole on the machine part.
- the larger hole in the machine part could have a slightly larger diameter than the outer diameter of the centering ring 7, so that this would have some play within the hole.
- the sleeve 3 could be glued by means of a suitable adhesive on the machine part.
- the machine part may for example be a mounting plate or a thicker metal or plastic part.
- the length of the sensor housing 19 must be sufficiently large and the length of the bush 3 sufficiently short so that the manual drive 31 can still be operated at the rear end of the sensor housing 19.
- the mounting sleeve 17 encloses or surrounds an axially through opening 37 for insertion of a sensor with a cylindrical housing.
- the bush 3 is formed substantially cylindrical with a mounting-side flange-like stop ring 33.
- On the outer lateral surface 11 projects a plurality of axially parallel longitudinal ribs 35. Starting from the stop ring 33, the radial extent of these longitudinal ribs 35 tapers in accordance with a conical surface to the opposite end face of the sleeve 3.
- On the inner wall 15 Excenterausappel traditions 21 (in Figure 5a only partially shown) for the Klemmxcenter 29 and grid 20 for snap springs 39 are formed.
- the bush 3 is slotted by a longitudinal gap 36. This longitudinal gap 36 penetrates the stop ring 33 preferably only partially and the shell 11 partially or completely.
- the mounting sleeve 17 has substantially the shape of a pipe section with four gap-shaped recesses 41. On the outside of two diametrically opposite, each limited by two recesses 41 shell segments a radially projecting Klemmxcenter 29 is formed. The other two shell segments each comprise a two-stage, radially projecting shoulder 43 with a stop surface 45. At each of the stop surfaces 45 protrudes a snap spring 39. The four by the
- Recesses 41 separate shell segments can be deformed by radial pressure from the outside resiliently inward.
- the mounting sleeve 17 can be inserted in the sleeve 3 without great resistance in the axial direction. Once the abutment surfaces 45 of the paragraphs 43 pending stop ring 33, the mounting sleeve 17 can not be advanced.
- the cylindrical sensor housing is now inserted into the opening 37 and adjusted or positioned. Once the desired position is reached, the mounting sleeve 17 is rotated clockwise.
- the clamping eccentric 29 press increasingly against the associated ExcenterausEnglishept 21 on the inner wall 15 of the sleeve 3.
- the longitudinal ribs 35 are pressed against the bore of the machine part, resulting in a solid, acting in the radial direction frictional clamping connection between the machine part and the sleeve. 3 results.
- the sheet stamps or cuts a notch in the longitudinal ribs 35.
- the sleeve 3 prevents engaging in the notch mounting plate detachment of the sleeve 3 from the mounting plate.
- the sleeve 3 comprises a conical outer surface 11 and the mounting sleeve 17 has a corresponding, conical inner wall 47. Both parts 3, 17 can prefabricated or loosely assembled. Two at the narrower end face of the sleeve 3 radially projecting wings 49 protrude through window recesses 51 in the mounting sleeve 17 therethrough. They serve as stop elements when pressing the composite of sleeve 3 and mounting sleeve 17 in the machine part bore.
- the sensor is inserted into the opening 37. Subsequently, the front part of the mounting device 1 with the sleeve 3 and the front part of the mounting sleeve 17 is inserted into the borehole. When the wings 49 at Pending machine part, the sleeve 3 can not be advanced further. The position of the sensor is aligned or adjusted according to the respective requirements. Subsequently, the mounting sleeve 17 is further advanced in the axial direction under increased effort. In this case, the conical areas of the sleeve 3 and the mounting sleeve 17 wedged. It in turn results in non-positive connections. This time between the outside of the mounting sleeve 17 and the inside of the machine part bore and between the sleeve 3 and the (not shown) sensor.
- the invention is not limited to the examples described. The examples are only for understanding the invention.
- the invention includes any other embodiments of the mounting device 1, in which a sleeve (3) or generally a holding part in or on or in the region of a recess on the machine part is attached in any manner and a mounting sleeve (17) or a sensor housing (19 ) is held by a non-positive connection to this holding part by a non-positive connection.
- the wedging of the two parts can be done by a rotational movement and / or a displacement of the parts relative to each other.
- Bushing 3 additionally formed a radially projecting retaining tab 53 and on the mounting sleeve 17 two radially projecting gripping elements 55. They serve as an assembly aid by the sleeve 3 on the one hand clamped with a finger on the workpiece and so against accidental Rotation can be secured, and on the other hand by the mounting sleeve 17 can be taken and twisted on the ergonomically designed gripping levers 55.
- Another advantage of this variant is that the paragraphs 43 and pushers for releasing the snap springs 39 are formed separately from the gripping elements 55.
- FIG. 7c shows a sensor 57 attached to the mounting device of FIGS. 7a and 7b in a bore of a workpiece 59 or of a machine part.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112005002634T DE112005002634A5 (en) | 2004-11-04 | 2005-10-31 | Mounting device for sensors |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH18182004 | 2004-11-04 | ||
CH1818/04 | 2004-11-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006047899A1 true WO2006047899A1 (en) | 2006-05-11 |
Family
ID=35432519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CH2005/000634 WO2006047899A1 (en) | 2004-11-04 | 2005-10-31 | Assembly device for sensors |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE112005002634A5 (en) |
WO (1) | WO2006047899A1 (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008001865A1 (en) * | 2008-05-19 | 2009-11-26 | Endress + Hauser Gmbh + Co. Kg | gauge |
DE102008062011A1 (en) * | 2008-12-12 | 2010-06-17 | Valeo Schalter Und Sensoren Gmbh | Fastening arrangement for fastening ultrasonic sensor to motor vehicle, has fastening unit arranged on fastening frame that is formed separate from sensor housing and connected with sensor housing via firmly bonded connection |
CH702155A1 (en) * | 2009-11-12 | 2011-05-13 | Baumer Innotec Ag | Holding device for releasably attaching a cylindrical body. |
WO2011139539A3 (en) * | 2010-05-05 | 2012-02-23 | Ysi Incorporated | Replaceable probe head |
US8555482B2 (en) | 2010-05-05 | 2013-10-15 | Ysi Incorporated | Process of assembling a probe |
DE102012218613A1 (en) * | 2012-10-12 | 2014-04-30 | Robert Bosch Gmbh | Fastening arrangement of linear movement device for attaching proximity switch to housing, has proximity switch that is provided on wall-penetrating groove, and is fastened with mounting element by fastening element |
US9170132B2 (en) | 2010-05-05 | 2015-10-27 | Ysi Incorporated | Replaceable probe head having an operational amplifier |
DE102018117898A1 (en) * | 2018-07-24 | 2020-01-30 | Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG | Press with sensor for measuring the pressing force |
CN110907183A (en) * | 2019-11-22 | 2020-03-24 | 重庆长安汽车股份有限公司 | Positioning and mounting clamp for knock sensor |
WO2022189244A1 (en) * | 2021-03-12 | 2022-09-15 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Clamping sleeve for mounting a rotation sensor, and rotation sensor arrangement and rotation sensor system having such a clamping sleeve |
FR3121209A1 (en) * | 2021-03-26 | 2022-09-30 | Renault S.A.S | ASSEMBLY COMPRISING BRACKET AND SENSOR MOUNTED IN BRACKET HOUSING |
DE102021208078A1 (en) | 2021-07-27 | 2023-02-02 | MICRO-EPSILON-MESSTECHNIK GmbH & Co. K.G. | Sensor and system with a sensor and a mounting device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3229207A1 (en) * | 1982-08-05 | 1984-04-05 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Clamping socket for a rod sensor |
DE4331795A1 (en) * | 1993-09-18 | 1995-03-23 | Vdo Schindling | Motion sensor having a pickup |
DE19626291A1 (en) * | 1996-07-01 | 1998-01-08 | Teves Gmbh Alfred | Mounting sleeve for ultrasonic transducers with self-locking attachment |
DE19758075A1 (en) * | 1997-08-21 | 1999-02-25 | Itt Mfg Enterprises Inc | Sensor mounting sleeve connected to vehicle shock damper |
-
2005
- 2005-10-31 DE DE112005002634T patent/DE112005002634A5/en not_active Withdrawn
- 2005-10-31 WO PCT/CH2005/000634 patent/WO2006047899A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3229207A1 (en) * | 1982-08-05 | 1984-04-05 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Clamping socket for a rod sensor |
DE4331795A1 (en) * | 1993-09-18 | 1995-03-23 | Vdo Schindling | Motion sensor having a pickup |
DE19626291A1 (en) * | 1996-07-01 | 1998-01-08 | Teves Gmbh Alfred | Mounting sleeve for ultrasonic transducers with self-locking attachment |
DE19758075A1 (en) * | 1997-08-21 | 1999-02-25 | Itt Mfg Enterprises Inc | Sensor mounting sleeve connected to vehicle shock damper |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8371185B2 (en) | 2008-05-19 | 2013-02-12 | Endress + Hauser Gmbh + Co. Kg | Measuring device |
DE102008001865A1 (en) * | 2008-05-19 | 2009-11-26 | Endress + Hauser Gmbh + Co. Kg | gauge |
DE102008062011A1 (en) * | 2008-12-12 | 2010-06-17 | Valeo Schalter Und Sensoren Gmbh | Fastening arrangement for fastening ultrasonic sensor to motor vehicle, has fastening unit arranged on fastening frame that is formed separate from sensor housing and connected with sensor housing via firmly bonded connection |
CH702155A1 (en) * | 2009-11-12 | 2011-05-13 | Baumer Innotec Ag | Holding device for releasably attaching a cylindrical body. |
US9170132B2 (en) | 2010-05-05 | 2015-10-27 | Ysi Incorporated | Replaceable probe head having an operational amplifier |
US8555482B2 (en) | 2010-05-05 | 2013-10-15 | Ysi Incorporated | Process of assembling a probe |
US8664938B2 (en) | 2010-05-05 | 2014-03-04 | Ysi Incorporated | Replaceable probe head |
WO2011139539A3 (en) * | 2010-05-05 | 2012-02-23 | Ysi Incorporated | Replaceable probe head |
US9200929B2 (en) | 2010-05-05 | 2015-12-01 | Ysi Incorporated | Replaceable probe head |
DE102012218613A1 (en) * | 2012-10-12 | 2014-04-30 | Robert Bosch Gmbh | Fastening arrangement of linear movement device for attaching proximity switch to housing, has proximity switch that is provided on wall-penetrating groove, and is fastened with mounting element by fastening element |
DE102018117898A1 (en) * | 2018-07-24 | 2020-01-30 | Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG | Press with sensor for measuring the pressing force |
CN110907183A (en) * | 2019-11-22 | 2020-03-24 | 重庆长安汽车股份有限公司 | Positioning and mounting clamp for knock sensor |
CN110907183B (en) * | 2019-11-22 | 2021-07-06 | 重庆长安汽车股份有限公司 | Positioning and mounting clamp for knock sensor |
WO2022189244A1 (en) * | 2021-03-12 | 2022-09-15 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Clamping sleeve for mounting a rotation sensor, and rotation sensor arrangement and rotation sensor system having such a clamping sleeve |
FR3121209A1 (en) * | 2021-03-26 | 2022-09-30 | Renault S.A.S | ASSEMBLY COMPRISING BRACKET AND SENSOR MOUNTED IN BRACKET HOUSING |
DE102021208078A1 (en) | 2021-07-27 | 2023-02-02 | MICRO-EPSILON-MESSTECHNIK GmbH & Co. K.G. | Sensor and system with a sensor and a mounting device |
Also Published As
Publication number | Publication date |
---|---|
DE112005002634A5 (en) | 2007-09-20 |
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