CN105973697A - Clamp for detecting bending strength of rod material and detection method - Google Patents
Clamp for detecting bending strength of rod material and detection method Download PDFInfo
- Publication number
- CN105973697A CN105973697A CN201610569986.3A CN201610569986A CN105973697A CN 105973697 A CN105973697 A CN 105973697A CN 201610569986 A CN201610569986 A CN 201610569986A CN 105973697 A CN105973697 A CN 105973697A
- Authority
- CN
- China
- Prior art keywords
- bending strength
- tank
- bar
- base
- detected
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention is applicable to the technical field of detection of bending strength and discloses a clamp for detecting the bending strength of a rod material and a detection method. The clamp comprises a base, a protective sleeve and a pressing column, wherein the base is connected with two supporting rods which are arranged at interval in parallel and are used for supporting a rod material to be detected; the base is further connected with a load applying rod capable of being pressed to the middle section of the rod material to be detected; the bottom of the protective sleeve is connected to the base and covers the supporting rod, the rod material to be detected and the load applying rod; a through hole into which the pressing column stretches is formed in the top of the protective sleeve; the pressing column stretches into the through hole; and the lower end of the pressing column is connected with the load applying rod. The method adopts the clamp for detecting the bending strength of the rod material. According to the clamp for detecting the bending strength of the rod material and the detection method, provided by the invention, the bending strength performance of the material can be accurately measured; and the clamp and the detection method are high in detection efficiency, convenient and simple to operate and excellent in safety and reliability.
Description
Technical field
The invention belongs to bending strength detection technique field, particularly relate to a kind of for detecting bar bending strength
Fixture and detection method.
Background technology
In cemented carbide industry, the hardness of alloy, metallographic and bending strength decide the comprehensive of alloy
Can, it is the project having to check for during alloy production.But the property for tiny alloy bar bending strength
Can index but cannot measure, this means that the combination property that cannot comprehensively assess certain alloy material.
Bending strength all uses the mode of three-point bending to measure, permissible for larger-size hard alloy bar
Measure accurately, but blank is in for tiny alloy bar.In technology high-speed development and to material
Material requires the highest today, regardless of the least material bigger for size, is required to one comprehensively
And Performance Evaluation accurately, therefore the bending strength project of tiny alloy bar is indispensable.No matter it is that material grinds
Studying carefully or Material quality control, bending strength project is all particularly important.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, it is provided that one is used for detecting bar and resists
The fixture of curved intensity and detection method, its accuracy in detection is high, detection efficiency is high and security reliability is good.
The technical scheme is that a kind of fixture for detecting bar bending strength, including base, guarantor
Sheath and compression leg, described base connects has two parallel settings apart and for supporting the support of bar to be detected
Rod, described base be also associated with one can be pressed on described bar stage casing to be detected execute load rod；Described protection set
Bottom is connected to described base and covers in described support stick, bar to be detected and execute outside load rod, described protection set
Top be provided with the through hole for stretching into for described compression leg, described compression leg stretches into described through hole, and described pressure
The lower end of post connects with described load rod of executing.
Alternatively, the upper end of described compression leg is provided with locating slot, is provided with at least one firm in described locating slot
Property spheroid.
Alternatively, described locating slot is inverted taper type or inverted truncated cone-shaped, and described rigid spheres is arranged
There is one.
Alternatively, described base is provided with boss, and described base is provided for corresponding to the both sides of described boss
Putting the first tank of described support stick, the top of described boss is provided with described in put to execute and carries the of rod
Two tanks, described first tank and the second tank are parallel is separated by setting, and the horizontal position of the second tank position sets high
In described first tank.
Alternatively, described base is additionally provided with the 3rd tank for putting described bar to be detected, and described
It is vertically arranged between three tanks and described first tank, the second tank.
Alternatively, described boss is provided with two, and two boss are divided into the both sides of described 3rd tank.
Alternatively, the central authorities of described base are provided with and spatter material perforation.
Alternatively, described base connects the locking device for fixing described support stick.
Alternatively, described locking device includes the pad for compressing described support stick and is threadedly connected to described
Base and for locking the locking member of described pad.
Present invention also offers a kind of method for detecting bar bending strength, use above-mentioned for detecting
The fixture of bar bending strength, comprises the following steps: be apart positioned over base by the most parallel for two support sticks
Go up and fasten, bar to be detected is put in the tank of described base, and make described bar to be detected near two
Be supported on respectively at end on two described support sticks, then will execute load rod arranged orthogonal in the middle part of bar to be detected on
Side, protection set is connected to described base with by described support stick, bar to be detected and execute carry rod cover in protection
In set, the through hole that compression leg inserts described protection set forms test device, then is placed on by described test device
In bending strength press proof sample platform, measure.
Fixture for detecting bar bending strength provided by the present invention and detection method, can be strong by bending resistance
Degree machine by compression leg, execute load rod to the middle part imposed load of bar to be detected, the two ends of bar to be detected are by two
Root support stick supports, and can accurately measure the bending strength performance of material, improve detection efficiency, operation side
Just simple, the person of tester is formed protection, the tiny bar bending resistance going for different-diameter is strong
The measurement of degree.And, during detection, if bar fragmentation, under the effect of protection set, the bar of fragmentation
Will not splash everywhere, security reliability is good.By arranging rigid spheres with transition load, and then the load applied
Lotus is more uniformly distributed, it is possible to ensure quasi-static test condition, and sample will not be produced impact, Jin Erneng
Enough accurately material is assessed more accurately.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to required in embodiment
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only the one of the present invention
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawing can be obtained according to these accompanying drawings.
Fig. 1 be the embodiment of the present invention provide the fixture for detecting bar bending strength partly cut open schematic diagram；
Fig. 2 is close-up schematic view at A in Fig. 1；
Fig. 3 be the embodiment of the present invention provide in the fixture detecting bar bending strength protection set partly cut open
Schematic diagram；
Fig. 4 is that the plane of base in the fixture detecting bar bending strength that the embodiment of the present invention provides is shown
It is intended to；
Fig. 5 is that the section of base in the fixture detecting bar bending strength that the embodiment of the present invention provides shows
It is intended to；
Fig. 6 is that the plane of base in the fixture detecting bar bending strength that the embodiment of the present invention provides is shown
It is intended to.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, and it is permissible
Directly on another element or may be simultaneously present centering elements.It is known as when an element and " connects
In " another element, it can be directly to another element or may be simultaneously present centering elements.
Also, it should be noted the orientation term such as left and right, upper and lower in the embodiment of the present invention, it is only mutual
For relative concept or with the normal operating condition of product as reference, and should not be regarded as restrictive
's.
As shown in Figures 1 to 6, a kind of folder for detecting bar bending strength that the embodiment of the present invention provides
Tool, including base 1, protection set 2 and compression leg 3, base 1, protection set 2 and compression leg 3 are rigid member,
It can use metal material to make.Described base 1 connects to be had two parallel settings apart and treats for supporting
The support stick 4 of detection bar, support stick 4 can be stuck in the tank of base 1, to avoid support stick 4 surveying
Move during examination.Bar 9 to be detected can be tiny detection bar, the such as diameter drill bit rod less than 3 millimeters
Material.Described base 1 be also associated with one can vertically be pressed on described bar to be detected 9 stage casing execute load rod 5, two
Root support stick 4 is supported on bar 9 to be detected respectively at two ends, two support stick 4 rods the most to be detected
The middle point symmetry of material 9, support stick 4 is vertical with bar 9 to be detected, executes load rod 5 and acts on bar to be detected
The top at 9 midpoints；Described protection set 2 bottom be connected to described base 1 and cover in described support stick 4,
Bar 9 to be detected carries outside rod 5 with executing, during detection, if bar fragmentation, under the effect of protection set 2,
The bar of fragmentation will not splash everywhere, and security reliability is good.The top of described protection set 2 is provided with for supplying
The through hole 21 that described compression leg 3 stretches into, described compression leg 3 stretches into described through hole 21, and the lower end of described compression leg 3
5 connect with described load rod of executing, bending strength machine by compression leg 3, execute load rod 5 and apply to bar 9 to be detected
Load, can accurately measure the bending strength performance of material, improves efficiency, easy to operate simply, to test
The person of personnel forms protection, goes for the measurement of the tiny bar bending strength of different-diameter.
Specifically, the upper end of described compression leg 3 is provided with locating slot 31, be provided with in described locating slot 31 to
A few rigid spheres 6, rigid spheres 6 protrudes from locating slot 31, by arranging rigid spheres 6 with transition
Load, so apply load be more uniformly distributed, it is possible to ensure quasi-static test condition, to sample not
Impact can be produced, and then can accurately material be estimated.Rigid spheres 6 can be steel ball.
Specifically, compression leg 3 can ladder shaft-like etc. under cylindrical or upper size.Base 1 is one-body molded
Have step site with what protection set 2 mated.
Specifically, the diameter executing load rod 5 can be equal with the diameter of support stick 4, executes the length carrying rod 5 and props up
The length of support rod 4 also can be equal, and executing load rod 5 can be identical with the specification of support stick 4.
Specifically, described locating slot 31 is in inverted taper type or inverted truncated cone-shaped, described rigid spheres 6
Being provided with one, rigid spheres 6 protrudes from the upper end of compression leg 3.
Specifically, described base 1 is provided with boss 11, and described base 1 is corresponding to the two of described boss 11
Side is provided for putting the first tank 101 of described support stick 4, the top of described boss 11 be provided with for
The second tank 102 carrying rod 5, described first tank 101 and the second parallel phase of tank 102 is executed described in putting
Every setting, and the horizontal level of the second tank 102 is higher than described first tank 101.First tank 101
The equal diameters of width and support stick 4.The width of the second tank 102 carries excellent 5 equal diameters with executing.The
The transverse section of one tank the 101, second tank 102 can rectangular, inverted trapezoidal or V-arrangement etc..
Specifically, described base 1 is additionally provided with the 3rd tank 103 for putting described bar to be detected 9,
It is vertically arranged between described 3rd tank 103 and described first tank the 101, second tank 102.3rd holds
The transverse section of groove 103 can rectangular, inverted trapezoidal or V-arrangement etc..
Specifically, described boss 11 is provided with two, and two boss 11 are divided into described 3rd tank 103
Both sides, to avoid interference with.
Specifically, the central authorities of described base 1 are provided with spatters material perforation 12, and the bar of fragmentation can pass through from spattering material
Hole 12 drops down onto in surface or the collecting box of monitor station.Spattering material perforation 12 can be stepped hole, including the end of near
Macropore bottom seat 1 and the aperture near base 1 upper end.
Specifically, described base 1 connects the locking device for fixing described support stick 4, in order to lock
Determine support stick 4.
Specifically, described locking device includes the pad for compressing described support stick 4 and is threadedly connected to institute
State base 1 and for locking the locking member of described pad.4 screwed holes 104 it are provided with, lock on base 1
Tight part can be bolt, and it is threadedly connected to screwed hole 104 and is locked by support stick 4 by pad, and is easy to
Change support stick 4.
The embodiment of the present invention additionally provides a kind of method for detecting bar bending strength, uses above-mentioned use
In the fixture of detection bar bending strength, comprise the following steps: apart put the most parallel for two support sticks 4
It is placed in the first tank 101 of base 1, and by locking member and pad fastening support rod 4, by bar to be detected
In 9 the 3rd tanks 103 putting described base 1 into, and make described bar to be detected 9 difference at two ends
It is supported on two described support sticks 4, more excellent 5 arranged orthogonal of load top in the middle part of bar 9 to be detected will be executed,
The horizontal direction executing the two ends carrying rod 5 is spacing by the second tank 102, and the midpoint executing load rod 5 is pressed on to be detected
Above the midpoint of bar 9, executing load rod 5 can apply downward load to bar 9 to be detected and make to be detected
Bar 9 flexural deformation, is connected to described base 1 with by described support stick 4, rod to be detected by protection set 2
Material 9 covers in protection set 2 with executing load rod 5, even if bar to be detected 9 fragmentation, also will not sputter protection
Set 2, is beneficial to ensure safety in production, and the through hole 21 that compression leg 3 inserts described protection set 2 forms test device,
The lower end of compression leg 3 can be resisted against executes load rod 5, can place rigid ball at the locating slot 31 of compression leg 3 upper end
Body 6, more described test device is placed in bending strength press proof sample platform, measure.
Fixture and the detection method for detecting bar bending strength that the embodiment of the present invention is provided, can pass through
Bending strength machine by compression leg 3, execute load rod 5 to bar 9 imposed load to be detected, can accurately measure material
The bending strength performance of material, improves efficiency, and easy to operate simply the person formation to tester is protected,
Go for the measurement of the tiny bar bending strength of different-diameter.And, during detection, if bar
Fragmentation, under the effect of protection set 2, the bar of fragmentation will not splash everywhere, and security reliability is good.Pass through
Rigid spheres 6 is set with transition load, and then the load applied is more uniformly distributed, it is possible to ensure quasi-static survey
Strip part, will not produce impact, and then can assess material more accurately accurately sample.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent or the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (10)
1. one kind for detecting the fixture of bar bending strength, it is characterised in that include base, protection set and
Compression leg, described base connects has two parallel settings apart and for supporting the support stick of bar to be detected, institute
State base be also associated with one can be pressed on described bar stage casing to be detected execute load rod；The bottom of described protection set connects
It is connected to described base and covers in described support stick, bar to be detected and execute outside load rod, the top of described protection set
Being provided with the through hole for stretching into for described compression leg, described compression leg stretches under described through hole, and described compression leg
Hold and connect with described load rod of executing.
2. the fixture for detecting bar bending strength as claimed in claim 1, it is characterised in that described
The upper end of compression leg is provided with locating slot, is provided with at least one rigid spheres in described locating slot.
3. the fixture for detecting bar bending strength as claimed in claim 2, it is characterised in that described
Locating slot is inverted taper type or inverted truncated cone-shaped, and described rigid spheres is provided with one.
4. the fixture for detecting bar bending strength as claimed in claim 1, it is characterised in that described
Base is provided with boss, and described base is provided for putting described support stick corresponding to the both sides of described boss
First tank, the top of described boss is provided with described in put executes the second tank carrying rod, and described first
Tank and the second tank is parallel is separated by setting, and the horizontal level of the second tank position is higher than described first tank.
5. the fixture for detecting bar bending strength as claimed in claim 4, it is characterised in that described
Base is additionally provided with the 3rd tank for putting described bar to be detected, described 3rd tank and described first
It is vertically arranged between tank, the second tank.
6. the fixture for detecting bar bending strength as claimed in claim 5, it is characterised in that described
Boss is provided with two, and two boss are divided into the both sides of described 3rd tank.
7. the fixture for detecting bar bending strength as claimed in claim 1, it is characterised in that described
The central authorities of base are provided with spatters material perforation.
8. the fixture for detecting bar bending strength as claimed in claim 1, it is characterised in that described
Base connects the locking device for fixing described support stick.
9. the fixture for detecting bar bending strength as claimed in claim 8, it is characterised in that described
Locking device includes the pad for compressing described support stick and is threadedly connected to described base and for locking
State the locking member of pad.
10. the method being used for detecting bar bending strength, it is characterised in that use such as claim 1
To the fixture for detecting bar bending strength according to any one of 9, comprise the following steps: by two
Rod is the most parallel is apart positioned on base and fastens in support, is put into by bar to be detected in the tank of described base,
And make described bar to be detected be supported on respectively at two ends on two described support sticks, then it is vertical to execute load rod
Directly be placed in the middle part of bar to be detected top, protection set is connected to described base with by described support stick, treat
Detection bar covers in protection set with executing load rod, compression leg inserts the described through hole protecting set and forms test device,
Again described test device is placed in bending strength press proof sample platform, measures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610569986.3A CN105973697A (en) | 2016-07-18 | 2016-07-18 | Clamp for detecting bending strength of rod material and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610569986.3A CN105973697A (en) | 2016-07-18 | 2016-07-18 | Clamp for detecting bending strength of rod material and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973697A true CN105973697A (en) | 2016-09-28 |
Family
ID=56952663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610569986.3A Pending CN105973697A (en) | 2016-07-18 | 2016-07-18 | Clamp for detecting bending strength of rod material and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105973697A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1359710A1 (en) * | 1985-07-10 | 1987-12-15 | Ленинградский Электротехнический Институт Им.В.И.Ульянова(Ленина) | Arrangement for testing specimens of fragile material for bending |
| SU1379690A1 (en) * | 1986-09-19 | 1988-03-07 | Московский Инженерно-Физический Институт | Device for mechanical tests of materials in bending |
| US4875376A (en) * | 1988-06-13 | 1989-10-24 | Fischer Glenn N | Guided-bend test apparatus |
| JPH05256751A (en) * | 1992-03-12 | 1993-10-05 | Ngk Insulators Ltd | Jig for bending test |
| JPH05264424A (en) * | 1992-03-19 | 1993-10-12 | Ngk Insulators Ltd | Bending-strength testing jig |
| JPH08128934A (en) * | 1994-11-01 | 1996-05-21 | Shinagawa Refract Co Ltd | Hot bending strength testing device |
| CN201096680Y (en) * | 2007-09-04 | 2008-08-06 | 秭归县建设工程质量监督检测站 | Supporting roller interval positioning device for reinforced steel cold bending test of universal material tester |
| CN103808572A (en) * | 2014-02-13 | 2014-05-21 | 中国林业科学研究院木材工业研究所 | Simple method for various creepage tests and device thereof |
| CN205981878U (en) * | 2016-07-18 | 2017-02-22 | 深圳市金洲精工科技股份有限公司 | A anchor clamps for detecting bar bending strength |
-
2016
- 2016-07-18 CN CN201610569986.3A patent/CN105973697A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1359710A1 (en) * | 1985-07-10 | 1987-12-15 | Ленинградский Электротехнический Институт Им.В.И.Ульянова(Ленина) | Arrangement for testing specimens of fragile material for bending |
| SU1379690A1 (en) * | 1986-09-19 | 1988-03-07 | Московский Инженерно-Физический Институт | Device for mechanical tests of materials in bending |
| US4875376A (en) * | 1988-06-13 | 1989-10-24 | Fischer Glenn N | Guided-bend test apparatus |
| JPH05256751A (en) * | 1992-03-12 | 1993-10-05 | Ngk Insulators Ltd | Jig for bending test |
| JPH05264424A (en) * | 1992-03-19 | 1993-10-12 | Ngk Insulators Ltd | Bending-strength testing jig |
| JPH08128934A (en) * | 1994-11-01 | 1996-05-21 | Shinagawa Refract Co Ltd | Hot bending strength testing device |
| CN201096680Y (en) * | 2007-09-04 | 2008-08-06 | 秭归县建设工程质量监督检测站 | Supporting roller interval positioning device for reinforced steel cold bending test of universal material tester |
| CN103808572A (en) * | 2014-02-13 | 2014-05-21 | 中国林业科学研究院木材工业研究所 | Simple method for various creepage tests and device thereof |
| CN205981878U (en) * | 2016-07-18 | 2017-02-22 | 深圳市金洲精工科技股份有限公司 | A anchor clamps for detecting bar bending strength |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国工业和信息化部: "《YB/T 5349-2014 金属材料 弯曲力学性能试验方法》", 6 May 2014 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104198312B (en) | A kind of frock for measuring clip-tough | |
| CN103674727A (en) | Method and device for detecting bending strength of battery | |
| CN104501695A (en) | Seam allowance size measuring instrument of chain link | |
| CN106644773A (en) | Impact performance testing device for materials | |
| CN104567635B (en) | A kind of device of quick detection grip of testing machine axiality | |
| CN204854567U (en) | Utensil is examined in quick multi -functional drilling | |
| CN204881931U (en) | Residual stress marks experimental frame -type platform of using | |
| CN105973697A (en) | Clamp for detecting bending strength of rod material and detection method | |
| CN105865306A (en) | High-precision conical hole test tool | |
| CN205981878U (en) | A anchor clamps for detecting bar bending strength | |
| CN105938072A (en) | Three-point bending sample ductile fracture toughness (JIC) testing device and test method thereof | |
| CN206583692U (en) | A kind of Portable reinforcing steel bar tensile strength detection means | |
| CN206818117U (en) | Connecting rod appearance profile degree cubing | |
| CN208870019U (en) | A kind of building lot bankets compactness on-site detecting device | |
| CN106596299B (en) | Concrete dynamic direct tensile test devices and methods therefor based on drop weight test | |
| CN106468529A (en) | A kind of glass checking fixture | |
| CN213422570U (en) | Vibration detection device for automobile engine | |
| CN205664761U (en) | A cooperation clearance detection device for auto parts | |
| CN212539958U (en) | Concrete axle center tensile strength inserted sheet clamping method normal position detection device | |
| CN209131681U (en) | A kind of more bolt perpendicularity detection tools | |
| CN210892968U (en) | Target material detection clamp | |
| CN209927394U (en) | High-precision corrugated pipe ring rigidity testing device | |
| CN107121272A (en) | A kind of multistation climbers testing machine | |
| KR20110026775A (en) | Milling guide with 2-axis stage for hole drill type | |
| CN206989987U (en) | A kind of fee register paster production detection tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |