CN110285840A - A kind of magnetic grid positioning device - Google Patents

A kind of magnetic grid positioning device Download PDF

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Publication number
CN110285840A
CN110285840A CN201910559773.6A CN201910559773A CN110285840A CN 110285840 A CN110285840 A CN 110285840A CN 201910559773 A CN201910559773 A CN 201910559773A CN 110285840 A CN110285840 A CN 110285840A
Authority
CN
China
Prior art keywords
magnetic
magnetic grid
read head
plate
placing groove
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201910559773.6A
Other languages
Chinese (zh)
Inventor
包佳
王卫昌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Honest Electromechanical Equipment Co Ltd
Original Assignee
Shanghai Honest Electromechanical Equipment Co Ltd
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 Shanghai Honest Electromechanical Equipment Co Ltd filed Critical Shanghai Honest Electromechanical Equipment Co Ltd
Priority to CN201910559773.6A priority Critical patent/CN110285840A/en
Publication of CN110285840A publication Critical patent/CN110285840A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D11/00Component parts of measuring arrangements not specially adapted for a specific variable
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D11/00Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/30Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/12Mechanical 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

Abstract

The present invention discloses a kind of magnetic grid positioning device, it is related to technical field of engineering machinery, including magnetic scale, base band, magnetic grid read head, adjust component and clamp assemblies, magnetic scale is fixed in base band, clamp assemblies include holder body and pressing plate, pressing plate is detachably connected with holder body, holder body lower end is provided through the first mounting groove along its length, first mounting groove is for installing base band and magnetic scale, the second mounting groove is provided in the middle part of holder body upper surface, second mounting groove is connected to the first mounting groove, second mounting groove is for installing magnetic grid read head, magnetic grid read head is corresponding with magnetic scale position, pressing plate is set to above the second mounting groove, component is adjusted to connect across pressing plate with magnetic grid read head, observation window is provided on the side wall of holder body, observation window is for observing the distance between magnetic grid read head and magnetic scale.Magnetic grid positioning device provided by the invention is easily installed and adjusts, and has the characteristics that stability is good, with high accuracy, it is possible to provide more accurate and efficient measurement data.

Description

A kind of magnetic grid positioning device
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of magnetic grid positioning device.
Background technique
Magnetic grid is the accurate measuring tool of comparison, in the installation process of magnetic grid read head, need strict control magnetic head and The gap of magnetic scale is certain virtual value, to ensure the measurement accuracy of magnetic grid.Existing conventional installation methods are as follows: directly magnetic grid For read head on guide rail, whether the gap for then measuring magnetic grid read head and magnetic scale with the mode for playing table again is qualified;It is another It is the working condition by checking magnetic grid read head signal lamp, whether the gap for considering magnetic grid read head and magnetic scale is qualified.If It is unqualified, then it needs to readjust magnetic grid read head, until qualified.Such installation method there are precision low, expense of taking a lot of work When, the shortcomings that low efficiency.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of magnetic grid positioning device, is easily installed and adjusts, and has and stablizes Property good, with high accuracy feature, it is possible to provide more accurate and efficient measurement data.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of magnetic grid positioning device, including magnetic scale, base band, magnetic grid read head, adjusting component and clamping group Part, the magnetic scale are fixed in the base band, and the clamp assemblies include holder body and pressing plate, the pressing plate and the clamping Main body is detachably connected, and the holder body lower end is provided through the first mounting groove, first mounting groove along its length For installing the base band and the magnetic scale, it is provided with the second mounting groove in the middle part of the holder body upper surface, described second Mounting groove is connected to the first mounting groove, second mounting groove for installing the magnetic grid read head, the magnetic grid read head with The magnetic scale position is corresponding, and the pressing plate is set to above second mounting groove, and the adjusting component passes through the pressing plate It being connect with the magnetic grid read head, the adjusting component is used for the distance between the adjusting magnetic grid read head and the magnetic scale, Be provided with observation window on the side wall of the holder body, the observation window for observe the magnetic grid read head and the magnetic scale it Between distance.
Preferably, the adjusting component includes guide pad and two polished rod bolts, and the guide pad includes transverse plate and erects Straight panel, is connected with the vertical plate below described transverse plate one end, each polished rod bolt pass through the pressing plate and with it is described Transverse plate, which is formed, to be threadedly coupled, and the magnetic grid read head is installed on the vertical plate.
Preferably, elastic cushion block, bullet described in the polished rod bolt-through are provided between the pressing plate and the transverse plate Property cushion block.
It preferably, further include guidance set, the guidance set includes being oriented to bottom plate and being perpendicularly fixed at described guide to Two guiding side plates of plate two sides, the guidance set is for placing the clamp assemblies.
Preferably, the holder body includes clamping accommodation groove, upper cover plate, upper clamp block and lower part grip block, described Lower part grip block and the upper clamp block are placed in from the bottom to top in the clamping accommodation groove, and the upper clamp block extends to institute It states outside clamping accommodation groove, the upper cover plate is placed on the upper clamp block, the upper cover plate and the clamping accommodation groove can Dismantling connection, the pressing plate are detachably connected with the upper cover plate;Lower part grip block upper surface is provided with for accommodating The first placing groove of base band is stated, upper clamp block lower surface is provided with the second placing groove for accommodating the magnetic scale, institute It states the first placing groove and second placing groove forms first mounting groove;Third is provided in the middle part of the upper clamp block Placing groove, the third placing groove are connected to second placing groove, and the perforative 4th is provided in the middle part of the upper cover plate and is put Slot is set, the third placing groove and the 4th placing groove form second mounting groove;The upper clamp block and it is described under The side wall joint of portion's grip block is provided with first through hole, is provided with the second through-hole on the side wall of the clamping accommodation groove, described The position of first through hole and second through-hole is corresponding, and the first through hole and second through-hole form the observation window.
Preferably, the width of first placing groove is greater than the width of second placing groove.
Preferably, the upper clamp block includes symmetrically arranged left grip block and right grip block.
It preferably, further include connection component and two connecting shafts, there are two mounting blocks for setting on the upper cover plate, each described One end of connecting shaft is connect with the mounting blocks, and the other end of each connecting shaft is connect with the connection component.
Preferably, the connection component includes connecting plate and two link blocks for being set to the connecting plate two sides, each institute Connecting shaft is stated to connect with a link block.
The present invention achieves following technical effect compared with the existing technology:
Magnetic grid positioning device of the invention, magnetic grid read head are installed in clamp assemblies, pass through the observation on clamp assemblies Window can clearly observe the position gap of magnetic grid read head and magnetic scale, and adjustment magnetic grid read head is realized by adjusting component The function of position, thus between strict control magnetic grid read head and magnetic scale position gap virtual value, realize provide it is more accurate and The function of efficient data, meanwhile, which is easily installed and adjusts, and has the characteristics that stability is good, with high accuracy, can be significantly Improve the working efficiency of equipment.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of magnetic grid positioning device provided by the invention;
Fig. 2 is the structural schematic diagram of clamp assemblies in the present invention;
Fig. 3 is the cross-sectional view of clamp assemblies in the present invention;
Fig. 4 is the isometric cutaway view of clamp assemblies in the present invention;
Fig. 5 is the structural schematic diagram of guidance set in the present invention;
Fig. 6 is the structural schematic diagram of connection component in the present invention.
Description of symbols: 1, magnetic scale;2, base band;3, guidance set;31, it is oriented to bottom plate;32, it is oriented to side plate;4, it clamps Component;41, pressing plate;42, accommodation groove is clamped;43, upper cover plate;44, lower part grip block;45, left grip block;46, right grip block; 47, first through hole;48, the second through-hole;49, mounting blocks;5, connection component;51, connecting plate;52, link block;6, connecting shaft;7, Magnetic grid read head;8, guide pad;9, elastic cushion block;10, polished rod bolt.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of magnetic grid positioning devices, are easily installed and adjust, and have that stability is good, precision is high The characteristics of, it is possible to provide more accurate and efficient measurement data.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.
As shown in figures 1 to 6, the present embodiment provides a kind of magnetic grid positioning device, including magnetic scale 1, base band 2, magnetic grid read head 7, It adjusts component and clamp assemblies 4, magnetic scale 1 is fixed in base band 2, the indefinite length to guarantee 1 device of magnetic scale is unrestricted, clamping Component 4 includes holder body and pressing plate 41, and pressing plate 41 is detachably connected with holder body, and holder body lower end is passed through along its length It wears and is equipped with the first mounting groove, for installing base band 2 and magnetic scale 1, holder body is provided with the first mounting groove in the middle part of upper surface Second mounting groove, the second mounting groove are connected to the first mounting groove, and the second mounting groove is read for installing magnetic grid read head 7, magnetic grid First 7 is corresponding with 1 position of magnetic scale, and pressing plate 41 is set to above the second mounting groove, adjusts component and passes through pressing plate 41 and magnetic grid reading First 7 connection, adjusts component for adjusting the distance between magnetic grid read head 7 and magnetic scale 1, sight is provided on the side wall of holder body Window is examined, observation window is for observing the distance between magnetic grid read head 7 and magnetic scale 1.
In use, can clearly observe the position of magnetic grid read head 7 Yu magnetic scale 1 by the observation window on clamp assemblies 4 Set gap, by adjust component come realize adjustment 7 position of magnetic grid read head function, thus strict control magnetic grid read head 7 with The virtual value of position gap between magnetic scale 1 realizes more accurate and efficient data the function of offer, meanwhile, which is easily installed And adjustment, have the characteristics that stability is good, with high accuracy, the working efficiency of equipment can be increased substantially.
As in Figure 2-4, adjusting component includes guide pad 8 and two polished rod bolts 10, and guide pad 8 includes transverse plate and erects Straight panel is connected with vertical plate below transverse plate one end, and each polished rod bolt 10, which passes through pressing plate 41 and forms screw thread with transverse plate, to be connected It connects, magnetic grid read head 7 is installed on vertical plate, and elastic cushion block 9 is provided between pressing plate 41 and transverse plate, and polished rod bolt 10 runs through Elastic cushion block 9.Magnetic grid read head 7 and guide pad 8 are bolted as a whole, and structure is installed on as a whole In clamp assemblies 4,7 position of magnetic grid read head is adjusted by turning two polished rod bolts 10, and then adjust magnetic grid read head 7 and magnetic The gap of position gap between ruler 1, strict control magnetic grid read head 7 and magnetic scale 1 is certain virtual value, to ensure magnetic grid Measurement accuracy.
As shown in figure 5, further including guidance set 3 in the present embodiment, guidance set 3 includes guiding bottom plate 31 and vertically fixes The nothing of magnetic scale 1 has both been effectively ensured for placing clamp assemblies 4 in two guiding side plates 32 in guiding floor two sides, guidance set 3 Limit for length's degree is unrestricted, and positioning of magnetic grid positioning device during long distance running is also effectively ensured.Specifically, magnetic scale 1, base Band 2 and guidance set 3 can carry out flexible adjustment according to the actual situation.
Holder body includes clamping accommodation groove 42, upper cover plate 43, upper clamp block and lower part grip block 44, lower part grip block 44 and upper clamp block be placed in from the bottom to top clamping accommodation groove 42 in, upper clamp block extend to clamping accommodation groove 42 outside, top Be placed with upper cover plate 43 on grip block, upper cover plate 43 is detachably connected with clamping accommodation groove 42 by bolt formation, pressing plate 41 and Upper cover plate 43 is detachably connected by bolt formation;What grip block 44 upper surface in lower part was provided with for accommodating base band 2 first puts Slot is set, upper clamp block lower surface is provided with the second placing groove for accommodating magnetic scale 1, and the first placing groove and second place flute profile At the first mounting groove, the width of the first placing groove is greater than the width of the second placing groove;Third is provided in the middle part of upper clamp block Placing groove, third placing groove are connected to the second placing groove, and the middle part of upper cover plate 43 is provided with perforative 4th placing groove, and third is put It sets slot and the 4th placing groove forms the second mounting groove;The side wall joint of upper clamp block and lower part grip block 44 is provided with first Through-hole 47 clamps and is provided with the second through-hole 48 on the side wall of accommodation groove 42, and the position of first through hole 47 and the second through-hole 48 is opposite It answers, first through hole 47 and the second through-hole 48 form observation window.
Specifically, upper cover plate 43 includes substrate and the boss being set in the middle part of substrate, and the 4th placing groove is disposed through base The middle part of plate and boss, pressing plate 41 are installed on boss, and the top of elastic cushion block 9, which is set up separately, to be placed between boss and pressing plate 41.
Specifically, upper clamp block includes symmetrically arranged left grip block 45 and right grip block 46, is clamped in the present embodiment The two sides of main body are each provided with two observation windows, and the section of observation window is circle, and the diameter of observation window is slightly larger than magnetic grid read head 7 Adjustable position gap between magnetic scale 1.
As shown in fig. 6, the present embodiment further includes connection component 5 and two connecting shafts 6, there are two peaces for setting on upper cover plate 43 Block 49 is filled, one end of each connecting shaft 6 is connect with a mounting blocks 49, and connecting shaft 6 passes through mounting blocks 49 and the company of being bolted It connects, the other end of each connecting shaft 6 is connect with connection component 5, and connection component 5 can be connect with equipment main structure, to realize magnetic grid The function of positioning device and equipment synchronous operation.
Specifically, connection component 5 includes connecting plate 51 and two link blocks 52 for being set to 51 two sides of connecting plate, each connection Axis 6 is connect with a link block 52, and specifically, connecting shaft 6 is sheathed in link block 52.
Apply that a specific example illustrates the principle and implementation of the invention in this specification, above embodiments Explanation be merely used to help understand method and its core concept of the invention;At the same time, for those skilled in the art, According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification Appearance should not be construed as limiting the invention.

Claims (9)

1. a kind of magnetic grid positioning device, which is characterized in that including magnetic scale, base band, magnetic grid read head, adjust component and clamping group Part, the magnetic scale are fixed in the base band, and the clamp assemblies include holder body and pressing plate, the pressing plate and the clamping Main body is detachably connected, and the holder body lower end is provided through the first mounting groove, first mounting groove along its length For installing the base band and the magnetic scale, it is provided with the second mounting groove in the middle part of the holder body upper surface, described second Mounting groove is connected to the first mounting groove, second mounting groove for installing the magnetic grid read head, the magnetic grid read head with The magnetic scale position is corresponding, and the pressing plate is set to above second mounting groove, and the adjusting component passes through the pressing plate It being connect with the magnetic grid read head, the adjusting component is used for the distance between the adjusting magnetic grid read head and the magnetic scale, Be provided with observation window on the side wall of the holder body, the observation window for observe the magnetic grid read head and the magnetic scale it Between distance.
2. magnetic grid positioning device according to claim 1, which is characterized in that the adjusting component includes guide pad and two Polished rod bolt, the guide pad include transverse plate and vertical plate, are connected with the vertical plate below described transverse plate one end, respectively The polished rod bolt passes through the pressing plate and is threadedly coupled with transverse plate formation, and the magnetic grid read head is installed on described perpendicular In straight panel.
3. magnetic grid positioning device according to claim 2, which is characterized in that be arranged between the pressing plate and the transverse plate Flexible cushion block, elastic cushion block described in the polished rod bolt-through.
4. magnetic grid positioning device according to claim 1, which is characterized in that it further include guidance set, the guidance set Including guiding bottom plate and two guiding side plates for being oriented to floor two sides are perpendicularly fixed at, the guidance set is for placing institute State clamp assemblies.
5. magnetic grid positioning device according to claim 1, which is characterized in that the holder body include clamping accommodating, on Cover board, upper clamp block and lower part grip block, the lower part grip block and the upper clamp block are placed in described from the bottom to top It clamps in accommodation groove, the upper clamp block extends to outside the clamping accommodation groove, is placed on described on the upper clamp block Cover board, the upper cover plate are detachably connected with the clamping accommodation groove, and the pressing plate is detachably connected with the upper cover plate;It is described Lower part grip block upper surface is provided with the first placing groove for accommodating the base band, and upper clamp block lower surface is provided with For accommodating the second placing groove of the magnetic scale, first placing groove and second placing groove form first installation Slot;Third placing groove is provided in the middle part of the upper clamp block, the third placing groove is connected to second placing groove, institute It states and is provided with perforative 4th placing groove in the middle part of upper cover plate, the third placing groove and the 4th placing groove form described Two mounting grooves;The side wall joint of the upper clamp block and the lower part grip block is provided with first through hole, and the clamping is held It sets and is provided with the second through-hole on the side wall of slot, the position of the first through hole and second through-hole is corresponding, and described first is logical Hole and second through-hole form the observation window.
6. magnetic grid positioning device according to claim 5, which is characterized in that the width of first placing groove is greater than described The width of second placing groove.
7. magnetic grid positioning device according to claim 5, which is characterized in that the upper clamp block includes symmetrically arranged Left grip block and right grip block.
8. magnetic grid positioning device according to claim 5, which is characterized in that it further include connection component and two connecting shafts, There are two mounting blocks, one end of each connecting shaft to connect with the mounting blocks for setting on the upper cover plate, each company The other end of spindle is connect with the connection component.
9. magnetic grid positioning device according to claim 8, which is characterized in that the connection component includes connecting plate and setting Two link blocks in the connecting plate two sides, each connecting shaft are connect with a link block.
CN201910559773.6A 2019-06-26 2019-06-26 A kind of magnetic grid positioning device Pending CN110285840A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910559773.6A CN110285840A (en) 2019-06-26 2019-06-26 A kind of magnetic grid positioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910559773.6A CN110285840A (en) 2019-06-26 2019-06-26 A kind of magnetic grid positioning device

Publications (1)

Publication Number Publication Date
CN110285840A true CN110285840A (en) 2019-09-27

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Family Applications (1)

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CN201910559773.6A Pending CN110285840A (en) 2019-06-26 2019-06-26 A kind of magnetic grid positioning device

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5926004A (en) * 1982-08-04 1984-02-10 Mitsui Miike Mach Co Ltd Method for measuring strain
CN201425466Y (en) * 2009-04-24 2010-03-17 广州市诺信数字测控设备有限公司 Pallet structure of magnetic grid ruler
CN201425465Y (en) * 2009-04-24 2010-03-17 广州市诺信数字测控设备有限公司 Fixture of magnetic grid reading head of installing and fixing worker
CN102706371A (en) * 2012-06-20 2012-10-03 上海平信机电制造有限公司 Absolute zero magnetic grid measuring system
CN103115770A (en) * 2013-01-23 2013-05-22 南京理工大学 Ball screw assembly precision retaining ability testing device
CN204622855U (en) * 2015-05-11 2015-09-09 深圳市全印图文技术有限公司 A kind of conduction band positioner for printing machine
CN204854636U (en) * 2015-06-24 2015-12-09 郑州宇通客车股份有限公司 Work piece length detection device
CN107449550A (en) * 2017-07-31 2017-12-08 江苏科技大学 A kind of device and scaling method suitable for multigroup torque sensor calibrating
CN107592787A (en) * 2017-09-21 2018-01-16 杭州纽登科技有限公司 With the positioner of plastic grating chi positioning mounting head
CN208099651U (en) * 2018-03-20 2018-11-16 揭阳市中洲金刚石工具有限公司 A kind of magnetic grid thickness positioning device of automatic diamond saw blade welding robot
CN109725344A (en) * 2019-03-19 2019-05-07 河南省计量科学研究院 A kind for the treatment of level dosimeter detection high-precision detecting platform

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5926004A (en) * 1982-08-04 1984-02-10 Mitsui Miike Mach Co Ltd Method for measuring strain
CN201425466Y (en) * 2009-04-24 2010-03-17 广州市诺信数字测控设备有限公司 Pallet structure of magnetic grid ruler
CN201425465Y (en) * 2009-04-24 2010-03-17 广州市诺信数字测控设备有限公司 Fixture of magnetic grid reading head of installing and fixing worker
CN102706371A (en) * 2012-06-20 2012-10-03 上海平信机电制造有限公司 Absolute zero magnetic grid measuring system
CN102706371B (en) * 2012-06-20 2015-03-11 上海平信机电制造有限公司 Absolute zero magnetic grid measuring system
CN103115770A (en) * 2013-01-23 2013-05-22 南京理工大学 Ball screw assembly precision retaining ability testing device
CN204622855U (en) * 2015-05-11 2015-09-09 深圳市全印图文技术有限公司 A kind of conduction band positioner for printing machine
CN204854636U (en) * 2015-06-24 2015-12-09 郑州宇通客车股份有限公司 Work piece length detection device
CN107449550A (en) * 2017-07-31 2017-12-08 江苏科技大学 A kind of device and scaling method suitable for multigroup torque sensor calibrating
CN107592787A (en) * 2017-09-21 2018-01-16 杭州纽登科技有限公司 With the positioner of plastic grating chi positioning mounting head
CN208099651U (en) * 2018-03-20 2018-11-16 揭阳市中洲金刚石工具有限公司 A kind of magnetic grid thickness positioning device of automatic diamond saw blade welding robot
CN109725344A (en) * 2019-03-19 2019-05-07 河南省计量科学研究院 A kind for the treatment of level dosimeter detection high-precision detecting platform

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