CN204115937U - The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test - Google Patents
The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test Download PDFInfo
- Publication number
- CN204115937U CN204115937U CN201420524924.7U CN201420524924U CN204115937U CN 204115937 U CN204115937 U CN 204115937U CN 201420524924 U CN201420524924 U CN 201420524924U CN 204115937 U CN204115937 U CN 204115937U
- Authority
- CN
- China
- Prior art keywords
- beaer
- sensor
- support plate
- base
- fixing
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a kind of accurate test and fix the device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied, bearing outside axial, the vertical and tangential Three-Dimensional Dynamic power applied for testing fixing beaer, forming primarily of supporting seat assembly, sensor fixing assembly, sensor group and beaer fixation kit.Between the two cover beaer fixation kits left and right axial support plate fixing at base two ends staggered relatively, often overlap the bottom surface of beaer fixation kit, an end face of respectively with one the one-way piezoelectric type shock sensors in a side and the back side is fastenedly connected, and the installation circular hole of base, lateral support plate and axial support plate correspondence position is each passed through by sensor stationary shaft, tighten fixing with two serrated nuts respectively.The utility model can carry out firm fixing to beaer and sensor and can adjust and guarantee the quality of fit between sensor and associated component and position dimension precision, can bear that the outside Three-Dimensional Dynamic power applied is carried out accurately, real-time testing to fixing beaer.
Description
Technical field
The utility model relates to the sensor detector structure of Three-Dimensional Dynamic power and the design of method of testing, particularly relates to a kind ofly to bear to fixing beaer the proving installation that the outside Three-Dimensional Dynamic power applied carries out real-time dynamic test.
Background technology
Current Three-Dimensional Dynamic Force meansurement research mainly concentrates on the fields such as high-speed cutting, motor and rail vehicle, domestic have multinomial RELATED APPLICATIONS technology, as CN 102267069 A, CN 101526406 B, CN 203216659 U and CN 103424222 A, but the subject matter that these technology exist is the complex structure had, the defect such as sensitivity is low, manufacturing cost is high, and mostly these existing device for measuring force are that the force plate/platform of shaping is for specific tested object, cannot meet the fixing of multiple tested object and testing requirement.
Utility model content
In view of shortcomings and deficiencies of the prior art, the utility model provides a kind of device for measuring force bearing the outside Three-Dimensional Dynamic power applied for testing fixing beaer, by fixation kit, beaer is fixed, and the testing sensor of the fixing multiple directions of group is fixed by sensor, can be used for axial, the vertical and tangential Three-Dimensional Dynamic power of test fixture under external action, be provided with the mechanism for installing of adjustable sensing station and dimensional accuracy simultaneously, meet the cooperation between sensor and each parts and installation dimension accuracy requirement.
The technical scheme that the utility model adopts is:
The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test, comprise supporting seat assembly, sensor fixing assembly, sensor group and beaer fixation kit, sensor group is connected with sensor fixing assembly, sensor fixing assembly is slidably matched by the installation circular hole of circular shaft and supporting seat assembly, the left side that the base two ends that beaer fixation kit is oppositely arranged on supporting seat are fixed, between right axial support plate, its bottom surface, wherein a side and the back side are fastenedly connected with one-way piezoelectric type shock sensors one end respectively, and be each passed through by the sensor stationary shaft of sensor fixing assembly the installation circular hole being arranged on supporting seat assembly 1 and fix.
Described supporting seat assembly is made up of base, lateral support plate, axial support plate and fastening bolt.Base is fixed by bolts on platform.The boss of two the axial support plate vertical plates alien invasion relatively and near two boss about base is placed, to guarantee the depth of parallelism and spacing accuracy.Meanwhile, the bottom surface of axial support plate is close in the low ladder plane in base two ends and counter sink aligns with threaded hole, fixes, to guarantee that base boss plane installs the dimensional accuracy of round hole axial to axial support plate with bolt.Three boss planes on lateral support plate side are close to and are placed in boss plane corresponding to base, to guarantee that base boss plane installs the dimensional accuracy of round hole axial to lateral support plate, two boss in the plane of simultaneously lateral support plate are with left, the side abutting contact of right two axial support plates and keep corresponding counter sink to align with corresponding threaded hole, fix with bolt, to guarantee that lateral support plate boss plane installs the dimensional accuracy of round hole axial to axial support plate, and base, orthogonal quality of fit between lateral support plate and axial support plate three main boss plane.
Described base is square groove shape, two sides are welded with the fixing feet block of band circular hole, middle plane has evenly spaced three boss planes by centre to two ends finishing, two boss face in left and right have for locate and the inside surface of sensor installation through accurately machined circular hole, and two, left and right boss is outwards respectively extended with one through finishing at base plane two ends is threaded the low ladder plane in hole, for location and installation axial support plate.
Described axial support plate is in the L shape having reinforcement, the plane of vertical plate there is a surface through accurately machined boss, boss face has inside surface for location and installation sensor through accurately machined circular hole, finishing is carried out in a side of vertical plate, and have row's threaded hole, for positioning installation with lateral support plate, base plate has counter sink, the threaded hole at corresponding base two ends.
Described lateral support plate is square groove shape, the two ends finishing of middle plane has two boss planes, two boss face in left and right have inside surface for location and installation sensor through accurately machined circular hole with for the counter sink with axial support plate secure fit, one flank side surface there are evenly spaced three boss planes by centre to two ends finishing, with the boss plane corresponding matching on base plane.
Described sensor is fixed group and is made up of sensor stationary shaft and serrated nut.An end face of one-way piezoelectric type shock sensors is fastenedly connected by the threaded hole of thread spindle and sensor stationary shaft end face.Three sensor stationary shaft are inserted in the installation circular hole of base, lateral support plate and axial support plate respectively, and keeping the light face circular shaft in the middle part of sensor stationary shaft to be slidably matched with corresponding accurately machined installation circular hole, adjusted position postpone two serrated nuts are fixed with the both sides of place back up pad respectively.Unclamp serrated nut, adjusted the installation site precision of sensor by adjustment sensor stationary shaft in the correspondence position of installing in circular hole, again lock after adjusting.
Described beaer fixation kit is made up of chute holder, pressed slider, web joint, cover plate, tie down screw, backboard and bolt, nut etc.Pressed slider spill mouth down is placed, and slides in the groove of chute holder.The cylinder boss of tie down screw lower end, through the circular hole in the middle of web joint, is fixed by bolts on pressed slider end face.Threaded hole in the middle of cover plate coordinates with tie down screw, and is bolted on the top end face of chute holder.Rotation lock screw rod can promote pressed slider and moves up and down thus fix beaer.Have threaded hole in the middle of backboard, surrounding has through hole and is bolted on the back side of chute holder, is sealed in the space at the chute back side.Beaer fixation kit in bottom surface, the threaded hole at a side and the back side is used for and the other end threaded stub of one-way piezoelectric type shock sensors in three directions is fastenedly connected.
Two cover beaer fixation kits are not installed between the one side left and right axial support plate fixing at base two ends staggered relatively of backboard, the bottom surface of every suit beaer fixation kit, a side and the back side are fastenedly connected with an end face of corresponding one-way piezoelectric type shock sensors respectively and are each passed through the installation circular hole of base, lateral support plate and axial support plate correspondence position by a corresponding sensor stationary shaft, tighten fixing respectively behind the position of the good sensor group of accurate adjustment and beaer fixation kit with two serrated nuts.
The two ends of described beaer are fixed by left and right two cover beaer fixation kits, when beaer bears outside applying acting force, acting force that vertical direction and tangential direction be subject to is tested respectively and summation show that beaer is vertical and tangentially bear total force by each two the one-way piezoelectric type shock sensors being fixed on left and right two cover beaer fixation kit bottom surfaces and a side, meanwhile, by the acting force in an one-way piezoelectric type shock sensors test axis direction being fixed on the back side.
The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test of the utility model, realize beaer fixing in proving installation by the design of beaer fixation kit, the fixed demand of the beaer of various structures form can be met; The accuracy requirement of multiple and multi-direction placement sensor is met by the design of key contacted-face, positioning reference plane and fine-processing technique design; Simultaneously by can the design of sensor fixing assembly of fine adjustment, the demand of the positional precision adjustment of multiple sensor can be met, thus realize can to the accurate test of vertical, the tangential and axial Three-Dimensional Dynamic power of fixing beaer.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the assembly relation schematic diagram of supporting seat assembly 1 of the present utility model;
Fig. 3 is the structural representation of base 1-1 of the present utility model;
Fig. 4 is the structural representation of lateral support plate 1-2 of the present utility model;
Fig. 5 is the structural representation of axial support plate 1-3 of the present utility model;
Fig. 6 is sensor group 3 of the present utility model and the fixed effect schematic diagram of sensor fixing assembly 2 on supporting seat assembly 1;
Fig. 7 is the vertical view of Fig. 1 with broken section;
Fig. 8 is the side view of Fig. 1 with broken section;
Fig. 9 is the structural representation of beaer fixation kit 4 of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, 26S Proteasome Structure and Function of the present utility model is described in further detail.
As shown in Figure 1, a kind of accurate test is fixed the device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied and is formed primarily of supporting seat assembly 1, sensor fixing assembly 2, sensor group 3 and beaer fixation kit 4.
As Fig. 2,3, shown in 4 and 5, supporting seat assembly 1 is primarily of base 1-1, lateral support plate 1-2, axial support plate 1-3 and fastening bolt composition.During installation, base 1-1 is fixed by bolts on platform, the vertical plate boss of two axial support plate 1-3 is staggered relatively, and respectively near the alien invasion of base about 1-1 two boss, to guarantee spacing accuracy and the depth of parallelism of two axial support plate 1-3 boss planes, simultaneously the bottom surface of axial support plate 1-3 to be close in the low ladder plane in base 1-1 two ends and to keep counter sink to align with threaded hole, and be fixed by bolts on base 1-1, to guarantee the dimensional accuracy of base 1-1 boss plane to the axis of axial support plate 1-3 installation circular hole.Three boss planes on lateral support plate 1-2 side are close to and are placed in boss plane corresponding to base 1-1, to guarantee the dimensional accuracy of base 1-1 boss plane to the axis of lateral support plate 1-2 installation circular hole, the side abutting contact of two boss and left and right two the axial support plate 1-3 in the plane of simultaneously lateral support plate 1-2 and keep the counter sink of relevant position to align with corresponding threaded hole, and be fixed by bolts on axial support plate 1-3, to guarantee that lateral support plate 1-2 boss plane installs the dimensional accuracy of round hole axial to axial support plate 1-3, and base 1-1, orthogonal quality of fit between lateral support plate 1-2 and axial support plate 1-3 three main boss plane.
As shown in Fig. 6,7 and 8, sensor is fixed group 2 and is made up of sensor stationary shaft 2-1 and serrated nut 2-2.During installation, first the threaded hole of an end face of one-way piezoelectric type shock sensors by thread spindle and sensor stationary shaft 2-1 end face is fastenedly connected, the sensor stationary shaft 2-1 in three directions is inserted into base 1-1 respectively, in the installation circular hole of lateral support plate 1-2 and axial support plate 1-3, and keep the light face circular shaft in the middle part of sensor stationary shaft 2-1 to be slidably matched with corresponding accurately machined installation circular hole, after adjusting position, each sensor stationary shaft 2-1 two serrated nut 2-2 are fixed in the both sides of place back up pad respectively.Equally, as adjusted the installation site precision of one-way piezoelectric type shock sensors, only need unclamp serrated nut 2-2, the position of the sensor stationary shaft 2-1 that adjustment is corresponding, locks after adjusting again.
As shown in Figure 9, beaer fixation kit 4 is made up of chute holder 4-1, pressed slider 4-2, web joint 4-3, cover plate 4-4, tie down screw 4-5, backboard 4-6 and bolt, nut etc.Pressed slider 4-2 spill mouth down is placed, and slides in the groove of chute holder 4-1.The cylinder boss of tie down screw 4-5 lower end, through the circular hole in the middle of web joint 4-3, is fixed by bolts on pressed slider 4-2 end face.Threaded hole in the middle of cover plate 4-4 coordinates with tie down screw 4-5, and is bolted on the top end face of chute holder 4-1.Rotation lock screw rod 4-5 can promote pressed slider 4-2 and moves up and down thus fix beaer.Have threaded hole in the middle of backboard 4-6, surrounding has the back side that through hole is bolted on chute holder, is sealed in the space at the chute back side.Beaer fixation kit 4 in bottom surface, the threaded hole at a side and the back side is used for and the other end threaded stub of one-way piezoelectric type shock sensors in three directions is fastenedly connected.
As shown in FIG. 7 and 8, two cover beaer fixation kits 4 do not install an one side left side fixing at base 1-1 two ends staggered relatively for backboard, between right axial support plate 1-3, the bottom surface of every suit beaer fixation kit 4, one side and the back side are fastenedly connected with an end face of corresponding one-way piezoelectric type shock sensors respectively and are each passed through base 1-1 by a corresponding sensor stationary shaft 2-1, the installation circular hole of lateral support plate 1-2 and axial support plate 1-3 correspondence position, tighten fixing with two serrated nut 2-2 respectively behind the position of the good sensor group 3 of accurate adjustment and beaer fixation kit 4.
Method of testing of the present utility model and test philosophy:
The V-arrangement space that the chute holder 4-1 of left and right two beaer fixation kits 4 and pressed slider 4-2 is formed is put at the two ends of beaer respectively, rotary screw 4-5 extrudes and fixes beaer by pressed slider 4-2, V-arrangement space and pressed slider 4-2 coordinate, ensure beaer vertical and tangential while together with chute holder 4-1 firm fixing.Meanwhile, accurately to control the axial length of beaer sample, make the two ends of beaer press closer on the backboard 4-6 of both sides, ensure beaer and beaer fixation kit 4 being fastenedly connected in the axial direction.Like this, beaer and beaer fixation kit 4 form stable three-dimensional and are fastenedly connected.Respective three orthogonal planes of the beaer fixation kit 4 of both sides are fastenedly connected with an end face of an one-way piezoelectric type shock sensors respectively by screw, simultaneously, each one-way piezoelectric type shock sensors fixes the retrofit of group 2 stationary plane base 1-1, the lateral support plate 1-2 corresponding with supporting seat assembly 1 and axial support plate 1-3 datum hole by a set of sensor is fastenedly connected, and can be adjusted the installation site size of sensor by sensor stationary shaft 2-1 and serrated nut 2-2.Base 1-1, lateral support plate 1-2 and axial support plate 1-3 are undertaken assembling and being fastenedly connected by the reference field of retrofit, have both ensured the accuracy of matching relationship each other, have ensured again the accuracy of position dimension.Last base 1-1 and fixed mesa are bolted connection.Beaer and beaer fixation kit 4, sensor group 3, two overlap the foundation that sensor fixes group 2, the relation that is fastenedly connected between supporting seat assembly 1 and fixed mesa, and matching relationship each other and the adjustment of position dimension relation and the determination of accuracy, be the guarantee that the utility model realizes that the fixing beaer of accurately test bears the outside Three-Dimensional Dynamic power applied.
During test, external device (ED) is delivered in the fixing corresponding one-way piezoelectric type shock sensors of its three vertical planes by the beaer fixation kit 4 be fastenedly connected the acting force that beaer applies.The other end due to unidirectional each piezo-electric type shock sensors is fixed the formation of group 2, supporting seat assembly 1 and fixed mesa respectively by sensor and is fastenedly connected relation, therefore, each one-way piezoelectric type shock sensors all accurately can measure the dynamic force in a direction in real time.Two ends due to beaer are separately fixed in beaer fixation kit 4 and corresponding one-way piezoelectric type shock sensors, during statistics beaer Three-Dimensional Dynamic hitting power, vertical and tangential dynamic force should get the test force sum of each two the one-way piezoelectric type shock sensors being in this both direction respectively as final testing result, and axial dynamic force then gets an one-way piezoelectric type shock sensors test force on axis direction as final testing result.
Claims (7)
1. accurately test the device for measuring force that fixing beaer bears the outside Three-Dimensional Dynamic power applied for one kind, it is characterized in that: comprise supporting seat assembly (1), sensor fixing assembly (2), sensor group (3) and beaer fixation kit (4), sensor group (3) is connected with sensor fixing assembly (2), sensor fixing assembly (2) is slidably matched by the installation circular hole of circular shaft and supporting seat assembly (1), the left side that base (1-1) two ends that beaer fixation kit (4) is oppositely arranged on supporting seat are fixed, between right axial support plate (1-3), its bottom surface, wherein a side and the back side are fastenedly connected with one-way piezoelectric type shock sensors one end respectively, and be each passed through by the sensor stationary shaft (2-1) of sensor fixing assembly (2) the installation circular hole being arranged on supporting seat assembly (1) and fix.
2. device for measuring force according to claim 1, it is characterized in that: described sensor group is made up of more than 2 one-way piezoelectric type shock sensors, this sensor is six prismatics, its both ends of the surface are respectively equipped with the threaded stub affixed with tested object, and sensor one side is provided with the threaded stub of the electric signal exporting test for connection data line.
3. device for measuring force according to claim 1, it is characterized in that, described supporting seat assembly (1) is by base (1-1), lateral support plate (1-2), axial support plate (1-3) and fastening bolt composition, the boss of two axial support plate (1-3) vertical plates alien invasion relatively and near two boss in base (1-1) left and right is placed, axial support plate (1-3) bottom surface is close in the low ladder plane in base (1-1) two ends and counter sink aligns with threaded hole, three boss planes on lateral support plate (1-2) side are close to and are placed in boss plane corresponding to base (1-1), two boss in the plane of simultaneously lateral support plate (1-2) are with left, the side abutting contact of right two axial support plates (1-3) and keep corresponding counter sink to align with corresponding threaded hole.
4. device for measuring force according to claim 1, it is characterized in that, described sensor is fixed group (2) and is made up of sensor stationary shaft (2-1) and serrated nut (2-2), one-way piezoelectric type shock sensors one end is fastenedly connected by the threaded hole of thread spindle and sensor stationary shaft (2-1) end face, sensor stationary shaft (2-1) is inserted into base (1-1) respectively, in the installation circular hole of lateral support plate (1-2) and axial support plate (1-3), and after keeping the light face circular shaft at sensor stationary shaft (2-1) middle part to be slidably matched with corresponding accurately machined installation circular hole, the both sides of place back up pad are fixed on by serrated nut (2-2).
5. device for measuring force according to claim 4, it is characterized in that: described sensor stationary shaft (2-1) is by the light face circular shaft of middle part stepped distribution to two ends, circular shaft two ends are for being provided with closely-pitched ladder thread spindle, and the ladder optical axis that ladder thread spindle and the end face of its one end are provided with threaded hole engages.
6. device for measuring force according to claim 1, it is characterized in that, described beaer fixation kit (4) is by chute holder (4-1), pressed slider (4-2), web joint (4-3), cover plate (4-4), tie down screw (4-5) and backboard (4-6) composition, pressed slider (4-2) spill mouth down is placed, slide in the groove of chute holder (4-1), the cylinder boss of tie down screw (4-5) lower end is through the circular hole in the middle of web joint (4-3), be fixedly installed on pressed slider (4-2) end face, threaded hole in the middle of cover plate (4-4) coordinates with tie down screw (4-5), and be bolted on the top end face of chute holder (4-1), promote pressed slider (4-2) by rotation lock screw rod (4-5) to move up and down, threaded hole is offered in the middle of backboard (4-6), surrounding has through hole, and be bolted on the back side of chute holder (4-1), by the space-closed at the chute back side, be arranged on beaer fixation kit (4) bottom surface, wherein the threaded hole at a side and the back side is fastenedly connected with the sensor in sensor group (3) respectively.
7. device for measuring force according to claim 6, is characterized in that, between the one side left and right axial support plate (1-3) fixing at base (1-1) two ends staggered relatively that described beaer fixation kit (4) does not install backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524924.7U CN204115937U (en) | 2014-09-12 | 2014-09-12 | The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524924.7U CN204115937U (en) | 2014-09-12 | 2014-09-12 | The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204115937U true CN204115937U (en) | 2015-01-21 |
Family
ID=52333235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420524924.7U Withdrawn - After Issue CN204115937U (en) | 2014-09-12 | 2014-09-12 | The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204115937U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215380A (en) * | 2014-09-12 | 2014-12-17 | 广西师范大学 | Force measuring device for precisely measuring three-dimensional dynamic forces externally applied to fixed force body |
| CN113358262A (en) * | 2021-07-22 | 2021-09-07 | 中车大同电力机车有限公司 | Ferrule type joint pull-out force detection device and method |
-
2014
- 2014-09-12 CN CN201420524924.7U patent/CN204115937U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215380A (en) * | 2014-09-12 | 2014-12-17 | 广西师范大学 | Force measuring device for precisely measuring three-dimensional dynamic forces externally applied to fixed force body |
| CN104215380B (en) * | 2014-09-12 | 2016-06-08 | 广西师范大学 | The fixing beaer of a kind of accurate test bears the device for measuring force of externally applied Three-Dimensional Dynamic power |
| CN113358262A (en) * | 2021-07-22 | 2021-09-07 | 中车大同电力机车有限公司 | Ferrule type joint pull-out force detection device and method |
| CN113358262B (en) * | 2021-07-22 | 2023-02-28 | 中车大同电力机车有限公司 | Ferrule type joint pull-out force detection device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103205936B (en) | Device and method for accurately positioning spherical hinge | |
| CN104501695B (en) | Seam allowance size measuring instrument of chain link | |
| CN204115937U (en) | The device for measuring force that beaer bears the outside Three-Dimensional Dynamic power applied is fixed in a kind of accurate test | |
| CN203375919U (en) | Detecting and measuring tool for inner flow passage surface of straightening vane | |
| CN209445938U (en) | A kind of bituminous pavement thickness detection apparatus | |
| CN104215380B (en) | The fixing beaer of a kind of accurate test bears the device for measuring force of externally applied Three-Dimensional Dynamic power | |
| CN102840815B (en) | Assembled type multifunctional workpiece detector for fitter | |
| CN103499259A (en) | 360-degree conductive pole mounting plate positioning ruler and positioning method | |
| CN204165481U (en) | Simple and easy measuring tool for measuring length | |
| CN206177164U (en) | Position degree of high efficiency high accuracy detects rule | |
| CN103471482B (en) | Countersunk fastener P value measures slide calliper rule | |
| CN201535661U (en) | Special gauge for gauging engine cylinder hole perpendicularity | |
| CN205664765U (en) | Detection apparatus for be used for auto parts shape face | |
| CN213238850U (en) | Steel ball detector | |
| CN201787911U (en) | Vehicular foglight inspection tool | |
| CN212919265U (en) | Rotation detection device for metering test | |
| CN204963721U (en) | Utensil is examined to wind window opening before car | |
| CN203744872U (en) | External thread guide size measuring tool | |
| CN203231728U (en) | Multidirectional right angle rapid measuring device | |
| CN204165482U (en) | A kind of power steering stgear steering piston nut spiral shell road position-measurement device | |
| CN203657691U (en) | Workpiece thickness detection device | |
| CN202024747U (en) | Retainer testing tool | |
| CN101526329B (en) | Column fixation method for detecting precision of processing center machine tool of double gantries of movable column and movable beam type | |
| CN108151613B (en) | Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove | |
| CN220039345U (en) | Device for measuring verticality of part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150121 Effective date of abandoning: 20160608 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |