CN105865394B - Tank synchronizer, tapered roller bearing adjust instrument - Google Patents

Tank synchronizer, tapered roller bearing adjust instrument Download PDF

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Publication number
CN105865394B
CN105865394B CN201610254639.1A CN201610254639A CN105865394B CN 105865394 B CN105865394 B CN 105865394B CN 201610254639 A CN201610254639 A CN 201610254639A CN 105865394 B CN105865394 B CN 105865394B
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CN
China
Prior art keywords
lever arm
fixed arm
fixing seat
equipped
displacement sensor
Prior art date
Application number
CN201610254639.1A
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Chinese (zh)
Other versions
CN105865394A (en
Inventor
董原生
李爱民
罗九林
李林宏
徐隆洋
曹艳华
徐玉国
Original Assignee
中国人民解放军装甲兵工程学院
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Priority to CN201610254639.1A priority Critical patent/CN105865394B/en
Publication of CN105865394A publication Critical patent/CN105865394A/en
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Publication of CN105865394B publication Critical patent/CN105865394B/en

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the preceding groups
    • G01B21/16Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the preceding groups for measuring distance of clearance between spaced objects

Abstract

Tank synchronizer, tapered roller bearing adjusts instrument, including fixing seat (2), the bottom end end face and top end face of fixing seat (2) are respectively horizontal plane, fixed arm (4) are equipped with along the vertical direction in fixing seat (2), the cross section of fixed arm (4) is circle, the middle part of fixing seat (2) is equipped with the fixed arm mounting groove (12) of strip along left and right horizontal direction, the lateral wall of fixed arm (4) lower part is equipped with screw thread, the lower part of fixed arm (4) is gap-matched across fixed arm mounting groove (12), fixed arm (4) is clamping on fixing seat (2) using locknut (13) and nut (3).Its purpose is to provide one kind can accurately adjust synchronizer, tapered roller bearing gap, set-up procedure is simple to operation, it regulates the speed fast, high-efficient, Tank and Armoured Vehicle gearbox parts thus can be reduced or avoided and damage, the tank synchronizer of manipulation difficulty, tapered roller bearing adjustment instrument occur.

Description

Tank synchronizer, tapered roller bearing adjust instrument

Technical field

The present invention relates to a kind of tank synchronizer, tapered roller bearings to adjust instrument.

Background technique

In the maintenance process of Tank and Armoured Vehicle, the adjustment in Synchromous device of gearbox and tapered roller bearing gap is one Extremely important work.Gap adjustment it is accurate whether, directly affect the repair quality of Tank and Armoured Vehicle and repair high tank The use of armored vehicle.In the maintenance process regulation of various Tank and Armoured Vehicles, to synchronizer and tapered roller bearing gap Adjustment clearly require with detailed technical conditions, however in practical repair procedures, due to using manual operations and Calculating, measuring device is outmoded, inconvenient, error is big, method of adjustment and means fall behind, so that adjustment process is extremely cumbersome, takes When it is laborious, more important is backward adjustment and measurement methods, can bring great alignment error;Same adjustment tool is surveyed Amount as a result, often different due to the difference of maintenance personal's experience and qualification, cause technical staff to be difficult to accurately hold Repairing quality.It with same adjustment tool, is used between different maintenance personals, finally adjustment data are different, cause same Device, tapered roller bearing gap adjustment inaccuracy are walked, causes have hair when the damage of Tank and Armoured Vehicle gearbox parts, manipulation are difficult It is raw.

Summary of the invention

The purpose of the present invention is to provide one kind can accurately adjust synchronizer, tapered roller bearing gap, set-up procedure letter It is single easy to operate, it regulates the speed fast, high-efficient, Tank and Armoured Vehicle gearbox parts thus can be reduced or avoided and damage, behaviour occur Indulge difficult tank synchronizer, tapered roller bearing adjusts instrument.

Tank synchronizer of the invention, tapered roller bearing adjust instrument, including fixing seat, the bottom end end face of fixing seat and top End end face is respectively horizontal plane, is equipped with fixed arm in fixing seat along the vertical direction, and the cross section of fixed arm is circle, the fixation The middle part of seat is equipped with the fixed arm mounting groove of strip along left and right horizontal direction, and the lateral wall of the fixed arm lower part is equipped with spiral shell Line, the lower part of fixed arm are gap-matched across fixed arm mounting groove, and fixed arm utilizes the locknut positioned at fixing seat upper surface It is clamping in fixing seat with the nut positioned at fixing seat lower part;

It is gap-matched on the fixed arm and is set with sliding block, the middle part in slip front face is along anterior-posterior horizontal direction spinning There is sliding block fastening screw, the rear end of sliding block fastening screw can be withstood on the side wall of fixed arm, the front end suit of sliding block fastening screw There is sliding block to hold out against knob, the front end face that the rear end face of sliding block clamps block with lever arm is fixedly linked, and lever arm clamps block lower end surface Middle part be equipped with lever arm card holding trough, lever arm card holding trough along left and right horizontal direction through lever arm clamp block, lever arm clamp Top in slot is gap-matched along left and right horizontal direction is fitted with lever arm, and the cross section of lever arm is circle, lever arm The middle part for clamping block rear end face is installed with lever arm clamping screw, the front end spinning of lever arm clamping screw along anterior-posterior horizontal direction On the front side wall in lever arm card holding trough, the rear end cap of lever arm clamping screw compresses knob equipped with lever arm;

The right end of the lever arm is fixedly linked with the left end for clamping seat, and the middle part for clamping seat right side is equipped with commutation mounting board Tankage, commutation mounting board tankage run through the middle part for clamping seat right side along the vertical direction, are gap-matched in the mounting board tankage that commutates It is fitted with positioning plate, seat is clamped towards the middle part of front end face and is installed with commutation clip hold-down screw rod along anterior-posterior horizontal direction, commutation clamps The rear end of tight screw rod can be withstood on the front end face of positioning plate, and the front end sleeve of commutation clip hold-down screw rod is equipped with commutation clip hold-down knob;

The bottom end that the top of the positioning plate clamps block with displacement sensor is fixedly linked, and displacement sensor clamps block upper end The middle part in face is equipped with displacement sensor card holding trough, and displacement sensor card holding trough is clamped along left and right horizontal direction through displacement sensor The middle part of block upper surface, the bottom in displacement sensor card holding trough is gap-matched along left and right horizontal direction is fitted with straight line position Displacement sensor, displacement sensor clamp block and are installed with displacement sensor compression spiral shell along anterior-posterior horizontal direction towards the top of front end face Bar, the rear end spinning of displacement sensor clamping screw is on the rear wall in lever arm card holding trough, displacement sensor clamping screw Front end sleeve equipped with displacement sensor compress knob.

The top of the right end and vertical guiding ruler of the positioning plate bottom is fixedly linked, and vertical guiding ruler extends downwardly setting, erects The left side of straight guiding ruler can be affixed with the vertical positive stop lug boss in commutation mounting board tankage, when positioning plate is rotated to enabling vertical guiding ruler When vertical positive stop lug boss in left side and commutation mounting board tankage is affixed, the axis of the linear displacement transducer is located at vertical side To;

The right end on top and horizontal guiding ruler on the left of the positioning plate is fixedly linked, and horizontal guiding ruler is extended to the left, water The lower end surface for flatting against ruler can be affixed with the Horizontal limiting boss in commutation mounting board tankage, when positioning plate is rotated to enabling horizontal guiding ruler When Horizontal limiting boss in lower end surface and commutation mounting board tankage is affixed, the axis of the linear displacement transducer is located at level side To.

Tank synchronizer of the invention, tapered roller bearing adjust instrument, wherein the linear displacement transducer is that DA15 is straight Linear movement pick-up.

Tank synchronizer of the invention, tapered roller bearing adjust instrument, wherein the fixing seat is rectangle, fixing seat Two end of front and back is respectively equipped with support rim, and the section of support rim is rectangle.

Tank synchronizer of the invention, tapered roller bearing adjust instrument, wherein the sliding block is cylindrical body, the axis of cylindrical body Line is located at anterior-posterior horizontal direction.

Tank synchronizer of the invention, tapered roller bearing adjust instrument, can synchronize device gap and taper roller respectively The measurement of bearing clearance, when measuring synchronizer gap, first rotation commutation clip hold-down knob allows commutation mounting board tankage to relax, unclamps Positioning plate, then linear displacement transducer is adjusted to horizontal direction, it is then rotated further by commutation clip hold-down knob, commutation mounting board is allowed to fill Slot narrows, and clamps positioning plate, then the measuring head of linear displacement transducer is withstood on the end face of synchronous body, measures synchronous body Axial internal clearance;When measuring tapered roller bearing gap, rotation commutation clip hold-down knob allows commutation mounting board tankage to relax, pine Open positioning plate, then linear displacement transducer be adjusted to vertical direction, be then rotated further by commutation clip hold-down knob, allow commutation mounting board Tankage narrows, and clamps positioning plate, then the measuring head of linear displacement transducer is withstood on the outer ring of tapered roller bearing, measurement circle The axial internal clearance of taper roller bearing.Therefore, tank synchronizer of the invention, tapered roller bearing adjustment instrument have and can accurately adjust Whole synchronizer, tapered roller bearing gap, set-up procedure is simple to operation, regulates the speed fast, high-efficient, thus can reduce or keep away Exempt from the feature that damage, manipulation difficulty occur in Tank and Armoured Vehicle gearbox parts.

Tank synchronizer of the present invention, tapered roller bearing adjustment instrument are described further with reference to the accompanying drawing.

Detailed description of the invention

Fig. 1 is tank synchronizer of the invention, tapered roller bearing adjustment instrument under measurement synchronizer gap state The main view of structural schematic diagram;

Fig. 2 is tank synchronizer of the invention, tapered roller bearing adjustment instrument under measurement synchronizer gap state The perspective view of structural schematic diagram;

Fig. 3 is tank synchronizer of the invention, tapered roller bearing adjustment instrument in measurement tapered roller bearing gap-like The main view of structural schematic diagram under state;

Fig. 4 is tank synchronizer of the invention, tapered roller bearing adjustment instrument in measurement tapered roller bearing gap The perspective view of structural schematic diagram under state;

Fig. 5 is the enlarged drawing of Fig. 4.

Specific embodiment

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, tank synchronizer of the invention, tapered roller bearing adjust instrument, including Fixing seat 2, the bottom end end face and top end face of fixing seat 2 are respectively horizontal plane, are equipped with fixed arm along the vertical direction in fixing seat 2 4, the cross section of fixed arm 4 is circle, and the middle part of fixing seat 2 is equipped with the fixed arm mounting groove of strip along left and right horizontal direction 12, the lateral wall of 4 lower part of fixed arm is equipped with screw thread, and the lower part of fixed arm 4 is gap-matched across fixed arm mounting groove 12, Fixed arm 4 is clamping in fixing seat 2 using the locknut 13 for being located at 2 upper surface of fixing seat and the nut 3 positioned at 2 lower part of fixing seat;

It is gap-matched on fixed arm 4 and is set with sliding block 7, the middle part of 7 front end face of sliding block is along anterior-posterior horizontal direction spinning There is sliding block fastening screw 14, the rear end of sliding block fastening screw 14 can be withstood on the side wall of fixed arm 4, before sliding block fastening screw 14 End cap holds out against knob 5 equipped with sliding block, and the front end face that the rear end face of sliding block 7 clamps block 15 with lever arm is fixedly linked, lever arm card The middle part for filling 15 lower end surface of block is equipped with lever arm card holding trough 16, and lever arm card holding trough 16 runs through lever arm card along left and right horizontal direction The lower end surface of block 15 is filled, the top in lever arm card holding trough 16 is gap-matched along left and right horizontal direction is fitted with lever arm 6, The cross section of lever arm 6 is circle, and the middle part that lever arm clamps 15 rear end face of block is installed with lever arm pressure along anterior-posterior horizontal direction Tight screw rod, the front end spinning of lever arm clamping screw on the front side wall in lever arm card holding trough 16, lever arm clamping screw Rear end cap compresses knob 25 equipped with lever arm;

The right end of lever arm 6 is fixedly linked with the left end for clamping seat 18, and the middle part for clamping 18 right side of seat is equipped with commutation folder Card holding trough 19, commutation mounting board tankage 19 are adopted in the middle part for clamping 18 right side of seat, the mounting board tankage 19 that commutates along the vertical direction It is fitted with positioning plate 20 with clearance fit, seat 18 is clamped towards the middle part of front end face and is installed with commutation clip hold-down along anterior-posterior horizontal direction The rear end of screw rod 11, commutation clip hold-down screw rod 11 can be withstood on the front end face of positioning plate 20, the front end for the clip hold-down screw rod 11 that commutates It is set with commutation clip hold-down knob 1;

The bottom end that the top of positioning plate 20 clamps block 9 with displacement sensor is fixedly linked, and displacement sensor clamps 9 upper end of block The middle part in face is equipped with displacement sensor card holding trough 17, and displacement sensor card holding trough 17 runs through displacement sensor along left and right horizontal direction The middle part of 9 upper surface of block is clamped, the bottom in displacement sensor card holding trough 17 is gap-matched inserting along left and right horizontal direction There is linear displacement transducer 8, displacement sensor clamps block 9 and is installed with displacement sensing along anterior-posterior horizontal direction towards the top of front end face Device clamping screw, the rear end spinning of displacement sensor clamping screw is on the rear wall in lever arm card holding trough 16, displacement sensing The front end sleeve of device clamping screw compresses knob 10 equipped with displacement sensor.

The right end of 20 bottom of positioning plate and the top of vertical guiding ruler 23 are fixedly linked, and vertical guiding ruler 23 extends downwardly setting, The left side of vertical guiding ruler 23 can be affixed with the vertical positive stop lug boss in commutation mounting board tankage 19, when the rotation of positioning plate 20 is perpendicular to enabling When vertical positive stop lug boss in the left side and commutation mounting board tankage 19 of straight guiding ruler 23 is affixed, the axis of linear displacement transducer 8 Positioned at vertical direction;

The top in 20 left side of positioning plate and the right end of horizontal guiding ruler 24 are fixedly linked, and horizontal guiding ruler 24 is extended to the left, The lower end surface of horizontal guiding ruler 24 can be affixed with the Horizontal limiting boss in commutation mounting board tankage 19, when the rotation of positioning plate 20 is to enabling water When the Horizontal limiting boss for flatting against the lower end surface of ruler 24 and commutating in mounting board tankage 19 is affixed, the axis of linear displacement transducer 8 Positioned at horizontal direction.

As a further improvement of the present invention, above-mentioned linear displacement transducer 8 is DA15 linear displacement transducer.

As a further improvement of the present invention, above-mentioned fixing seat 2 is rectangle, and two end of front and back of fixing seat 2 is respectively equipped with Support rim, the section of support rim are rectangle.

As a further improvement of the present invention, above-mentioned sliding block 7 is cylindrical body, and the axis of cylindrical body is located at anterior-posterior horizontal side To.

Tank synchronizer of the invention, tapered roller bearing adjustment instrument are in the used time, first by tank synchronizer, taper roller Bearing adjustment instrument combines, and is exactly by the clamping fixed arm peace in fixing seat 2 of the lower part of fixed arm 4 locknut 13 and nut 3 At tankage 12, then sliding block 7 is sleeved on fixed arm 4, adjusts being rotated further by sliding block after the height and position of sliding block 7 and hold out against knob 5, it allows the rear end of sliding block fastening screw 14 to hold out against fixed arm 4, thus sliding block 7 is fixed on fixed arm 4;Then again along level side It to the position for adjusting lever arm 6, is rotated further by lever arm and compresses knob 25, so that lever arm is compressed knob 25 and travel forward, allow work Swing arm card holding trough 16 narrows under the extruding that lever arm compresses knob 25, and lever arm 6 is fixed on lever arm and is clamped on block 15;Again Linear displacement transducer 8 is mounted in displacement sensor card holding trough 17, rotation displacement sensor compresses knob 10, can allow displacement Sensor card tankage 17 narrows or broadens, and thus can unclamp or fix linear displacement transducer 8.

After the completion of above-mentioned work, the measurement in device gap and tapered roller bearing gap can be synchronized respectively, as Fig. 1, Fig. 2, shown, when measuring synchronizer gap, first rotation commutation clip hold-down knob 1 allows commutation mounting board tankage 19 to relax, unclamps positioning Plate 20, then linear displacement transducer 8 is adjusted to horizontal direction, it is then rotated further by commutation clip hold-down knob 1, commutation mounting board is allowed to fill Slot 19 narrows, and clamps positioning plate 20, then the measuring head of linear displacement transducer 8 is withstood on the end face of synchronous body 21, measurement The axial internal clearance of synchronous body 21;

As shown in Fig. 3, Fig. 4 and Fig. 5, when measuring 22 gap of tapered roller bearing, rotation commutation clip hold-down knob 1 allows and changes Relax to mounting board tankage 19, unclamps positioning plate 20, then linear displacement transducer 8 is adjusted to vertical direction, be then rotated further by and change To clip hold-down knob 1, commutation mounting board tankage 19 is allowed to narrow, clamp positioning plate 20, then by the measurement crown of linear displacement transducer 8 On the outer ring of tapered roller bearing 22, the axial internal clearance of tapered roller bearing 22 is measured.

Tank synchronizer of the invention, tapered roller bearing adjustment instrument based on existing equipment, with the synchronizer of standardization, The program and means of tapered roller bearing gap adjustment, realize synchronizer, tapered roller bearing gap adjustment function;Measurement data Extraction by high-precision tangent displacement sensor system complete, sensor special fixture and measurement tooling according to standard measurement Adjusting process design, specification location structure are allowed to accurate positioning, it is ensured that sensor accuracy class;Entire instrument system adapts to each Grade repairman training and operation, it is easy for installation, it is easy to operation.

The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to model of the invention It encloses and is defined, without departing from the spirit of the design of the present invention, this field ordinary engineering and technical personnel is to the technology of the present invention side The various changes and improvements that case is made, should fall within the scope of protection determined by the claims of the present invention.

Claims (3)

1. tank synchronizer, tapered roller bearing adjust instrument, it is characterised in that: including fixing seat (2), the bottom end of fixing seat (2) End face and top end face are respectively horizontal plane, are equipped with fixed arm (4) along the vertical direction in fixing seat (2), fixed arm (4) it is transversal Face is circle, and the middle part of the fixing seat (2) is equipped with the fixed arm mounting groove (12) of strip along left and right horizontal direction, described solid The lateral wall of fixed arm (4) lower part is equipped with screw thread, and the lower part of fixed arm (4) is gap-matched across fixed arm mounting groove (12), fixed arm (4) is pressed from both sides using the locknut (13) for being located at fixing seat (2) upper surface and the nut (3) for being located at fixing seat (2) lower part Gu on fixing seat (2);
It is gap-matched and is set with sliding block (7) on the fixed arm (4), the middle part of sliding block (7) front end face is along anterior-posterior horizontal side To being installed with sliding block fastening screw (14), the rear end of sliding block fastening screw (14) can be withstood on the side wall of fixed arm (4), sliding block top The front end sleeve of tight screw rod (14) is held out against knob (5) equipped with sliding block, and the rear end face and lever arm of sliding block (7) clamp the front end of block (15) Face is fixedly linked, and the middle part that lever arm clamps block (15) lower end surface is equipped with lever arm card holding trough (16), lever arm card holding trough (16) Block (15) are clamped through lever arm along left and right horizontal direction, the top in lever arm card holding trough (16) is used along left and right horizontal direction Clearance fit is fitted with lever arm (6), and the cross section of lever arm (6) is circle, and lever arm clamps the middle part of block (15) rear end face It is installed with lever arm clamping screw along anterior-posterior horizontal direction, the front end spinning of lever arm clamping screw is in lever arm card holding trough (16) On interior front side wall, the rear end cap of lever arm clamping screw compresses knob (25) equipped with lever arm;
The right end of the lever arm (6) is fixedly linked with the left end for clamping seat (18), and the middle part for clamping seat (18) right side is equipped with It commutates mounting board tankage (19), commutation mounting board tankage (19) is along the vertical direction through the middle part for clamping seat (18) right side, commutation folder It is gap-matched and is fitted with positioning plate (20) in card holding trough (19), clamp seat (18) towards the middle part of front end face along anterior-posterior horizontal side To commutation clip hold-down screw rod (11) is installed with, the rear end of commutation clip hold-down screw rod (11) can withstand on the front end face of positioning plate (20) On, the front end sleeve of commutation clip hold-down screw rod (11) is equipped with commutation clip hold-down knob (1);
The bottom end that the top of the positioning plate (20) clamps block (9) with displacement sensor is fixedly linked, and displacement sensor clamps block (9) middle part of upper surface is equipped with displacement sensor card holding trough (17), and displacement sensor card holding trough (17) is passed through along left and right horizontal direction The middle part that displacement sensor clamps block (9) upper surface is worn, the bottom in displacement sensor card holding trough (17) is along left and right horizontal direction It is gap-matched and is fitted with linear displacement transducer (8), displacement sensor clamps block (9) towards the top of front end face along front and back water Square to displacement sensor clamping screw is installed with, the rear end spinning of displacement sensor clamping screw is in lever arm card holding trough (16) On interior rear wall, the front end sleeve of displacement sensor clamping screw compresses knob (10) equipped with displacement sensor;
The top of the right end and vertical guiding ruler (23) of positioning plate (20) bottom is fixedly linked, and vertical guiding ruler (23) extends downwardly The left side of setting, vertical guiding ruler (23) can be affixed with the vertical positive stop lug boss in commutation mounting board tankage (19), work as positioning plate (20) it is described when the vertical positive stop lug boss in rotation to the left side and commutation mounting board tankage (19) for enabling vertical guiding ruler (23) is affixed The axis of linear displacement transducer (8) is located at vertical direction;
The right end on top and horizontal guiding ruler (24) on the left of the positioning plate (20) is fixedly linked, and horizontal guiding ruler (24) extends to the left The lower end surface of setting, horizontal guiding ruler (24) can be affixed with the Horizontal limiting boss in commutation mounting board tankage (19), work as positioning plate (20) it is described when the Horizontal limiting boss in rotation to the lower end surface and commutation mounting board tankage (19) for enabling horizontal guiding ruler (24) is affixed The axis of linear displacement transducer (8) is located at horizontal direction;
The sliding block (7) is cylindrical body, and the axis of cylindrical body is located at anterior-posterior horizontal direction.
2. tank synchronizer according to claim 1, tapered roller bearing adjust instrument, it is characterised in that: the straight line position Displacement sensor (8) is DA15 linear displacement transducer.
3. tank synchronizer according to claim 2, tapered roller bearing adjust instrument, it is characterised in that: the fixing seat It (2) is rectangle, two end of front and back of fixing seat (2) is respectively equipped with support rim, and the section of support rim is rectangle.
CN201610254639.1A 2016-04-21 2016-04-21 Tank synchronizer, tapered roller bearing adjust instrument CN105865394B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610254639.1A CN105865394B (en) 2016-04-21 2016-04-21 Tank synchronizer, tapered roller bearing adjust instrument

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Application Number Priority Date Filing Date Title
CN201610254639.1A CN105865394B (en) 2016-04-21 2016-04-21 Tank synchronizer, tapered roller bearing adjust instrument

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CN105865394B true CN105865394B (en) 2019-01-29

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107356181B (en) * 2017-07-18 2019-06-28 安徽江淮汽车集团股份有限公司 A kind of synchronous ring cubing

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CN204988110U (en) * 2015-10-16 2016-01-20 杭州安卡硬质合金工具有限公司 Excircle of steel sheet drill bit detection device that beats
CN105277100A (en) * 2015-11-11 2016-01-27 成都发动机(集团)有限公司 Bounce measurement tool of inner hole and external diameter of deep-hole part
CN205664806U (en) * 2016-04-21 2016-10-26 中国人民解放军装甲兵工程学院 Synchronous ware of tank, tapered roller bearing adjustment instrument

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Publication number Priority date Publication date Assignee Title
US6269544B1 (en) * 1999-01-08 2001-08-07 Snu Precision Co., Ltd. Apparatus for measuring three-dimensional volumetric errors in multiaxis machine tool
CN201740499U (en) * 2010-04-23 2011-02-09 上海通用汽车有限公司 Measuring tool
CN202048889U (en) * 2011-04-12 2011-11-23 杭州和源精密工具有限公司 Saw blade automatic detector
CN202903163U (en) * 2012-11-23 2013-04-24 上海电气集团上海电机厂有限公司 Device for measuring rotor axial displacement of salient pole synchronous motor
CN103017707A (en) * 2012-12-03 2013-04-03 河海大学 Device and method for accurately measuring displacement
CN204988110U (en) * 2015-10-16 2016-01-20 杭州安卡硬质合金工具有限公司 Excircle of steel sheet drill bit detection device that beats
CN105277100A (en) * 2015-11-11 2016-01-27 成都发动机(集团)有限公司 Bounce measurement tool of inner hole and external diameter of deep-hole part
CN205664806U (en) * 2016-04-21 2016-10-26 中国人民解放军装甲兵工程学院 Synchronous ware of tank, tapered roller bearing adjustment instrument

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