CN105891012A - Portable shearing device - Google Patents
Portable shearing device Download PDFInfo
- Publication number
- CN105891012A CN105891012A CN201610192854.3A CN201610192854A CN105891012A CN 105891012 A CN105891012 A CN 105891012A CN 201610192854 A CN201610192854 A CN 201610192854A CN 105891012 A CN105891012 A CN 105891012A
- Authority
- CN
- China
- Prior art keywords
- vertical wall
- side vertical
- pedestal
- height
- plate
- 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.)
- Granted
Links
- 238000010008 shearing Methods 0.000 title abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 239000002131 composite material Substances 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 31
- 230000004888 barrier function Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract 1
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 241001274660 Modulus Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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 discloses a portable shearing device for composite boards. The shearing device comprises a base which is used for bearing all weights of device parts and containing and fixing and composed of a bottom plate, a left side vertical wall and a right vertical wall, a partition plate of which the height can be adjusted in an up-and-down mode, a pressing plate capable of moving left and right, spring loading parts and a test sample anti-disengagement part; the height of the left side vertical wall at least is twice that of the right side vertical wall. Compared with the prior art, the portable shearing device has the advantages of being simple in structure, light in weight, convenient to carry, high in safety, easy to operate, capable of measuring the shearing modulus and shearing strength of the boards simultaneously and stable and reliable in measurement result. According to the portable shearing device, material consumption is low, production is convenient, the cost is low, and the portable shearing device is green and environmentally friendly and can test the shearing performance of various decorative boards under normal conditions.
Description
Technical field
The present invention relates to a kind of portable sheet shearing modulus and shear strength test is sheared
Device, particularly relates to a kind of portable boxshear apparatus.
Background technology
Modulus of shearing and shear strength are the important of the various dalle mechanical characteristics of description
Parameter, is the finger of gauge sheet metal detrusion, load-bearing property, delamination, breakdown strength etc.
Mark.Three-point bending test and direct shock pressure experiments frequently with sheet material short beam test specimen measure.
Both method of testings still have a deficiency: can only individually measure shear strength and can not measure and cut
Shear modulu；Charger needs Large-Scale Equipment, is unsatisfactory for portable under regular situation wanting
Ask.
Summary of the invention
The present invention is to solve above-mentioned deficiency, it is provided that a kind of portable boxshear apparatus.Should
Boxshear apparatus simple in construction, environmental protection, lightweight, it is simple to carry, safety is high, behaviour
Making simple, the modulus of shearing of energy sheet material measurement simultaneously and shear strength, measurement result is stable
Reliably, instrument manufacturing work present in the shearing performance test of existing sheet material can effectively be solved
Skill is complicated, and consumptive material is big, heaviness not Portable belt, and test result is single waits practical problem.
The above-mentioned purpose of the present invention is realized by following technical scheme: a kind of portable
The boxshear apparatus of composite plate, including for bearing what instrument component total weight and arrangement were fixed
Pedestal, pedestal is made up of base plate, left side vertical wall and right side vertical wall, and can go up downward
The dividing plate of joint height and the pressing plate that can move left and right, spring-loaded part and sample anticreep
Parts；The height of described left side vertical wall is at least the twice of right side vertical wall height；
There are 4 symmetrical screwed holes on the base plate of described pedestal, install in screwed hole
Rotary screw moving up and down, for realizing regulation divider height scalable, left side vertical wall
It is provided with fluting, slotted engagement bolt stationary barrier with right side vertical wall；
4 symmetrical screwed holes, screwed hole are arranged at the left side vertical wall top of described pedestal
The rotary screw that interior installation can move left and right, 4 springs of rotary screw right side welding；
The height of described pressing plate and position are certain, and the top of pressing plate and the right side vertical wall of pedestal
Vertically distance is definite value；Pressing plate left surface welds with spring right-hand member, and right flank is left with sample
Contacts side surfaces；Screwed hole is arranged at the bottom of pressing plate, connects and has pull bar, pull bar lower end to pass through spiral shell
Bolt is connected with in the middle part of dividing plate, for preventing the distance of test specimen upset and left and right side vertical wall from increasing
Greatly；
Described dividing plate is connected with the fluting of pedestal two side vertical wall by bolt；Dividing plate area is slightly
More than pedestal bottom plate, its surface is used for placing sample；
Pin is passed through hinged with the right side vertical wall top of pedestal on the right side of described retaining member, left
Side is set to a spike, the distance phase between the width of retaining member with left and right side vertical wall
With, the height of retaining member side vertical wall right with pedestal height is identical.
Present invention advantage compared with prior art is: simple in construction, lightweight, it is simple to
Carrying, safety is high, simple to operate, the modulus of shearing of energy sheet material measurement simultaneously and shearing
Intensity, measurement result is reliable and stable.Consumptive material of the present invention is few, it is simple to produce, low cost,
Environmental protection, is the portable instrument testing various dalle cutting performance in normal conditions
Device.
Accompanying drawing explanation
Fig. 1 is the front view of the boxshear apparatus of the present invention.
Fig. 2 is the left view of the boxshear apparatus of the present invention.
Fig. 3 is the right view of the boxshear apparatus of the present invention.
Fig. 4 is the top view of the boxshear apparatus pedestal of the present invention.
Fig. 5 is the top view of the boxshear apparatus dividing plate of the present invention.
Fig. 6 is the structural representation of the boxshear apparatus anti-drop device of the present invention.
In figure, test specimen 1；Pedestal 2；Prop up spike 2-1；Base plate 2-2；Screwed hole
2-3；Screw rod 2-4；Fluting 2-5；Bolt 2-6；Pin 2-7；Screwed hole 2-8；
Screw rod 2-9；Right side vertical wall 2-10；Left side vertical wall 2-11；Dividing plate 3；Bolt 3-1；
Pull bar 3-2；Pressing plate 4；Screwed hole 4-1；Spring 5；Retaining member 6.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Referring to Fig. 1, the boxshear apparatus of a kind of portable composite plate, including for bearing instrument
The pedestal 2 that device parts total weight and arrangement are fixed, pedestal 2 is by base plate 2-2, left side
Perpendicular wall 2-11 and right side vertical wall 2-10 composition, and can be with the dividing plate of height up and down
3 and the pressing plate 4 that can move left and right, spring-loaded part 5 and sample retaining member 6；
The height of described left side vertical wall 2-11 is at least the twice of right side vertical wall height；
Refer to Fig. 1 and Fig. 2, the base plate 2-2 of described pedestal has 4 symmetrical
Screwed hole 2-3, screwed hole 2-3 in install rotary screw 2-4 moving up and down,
Height Adjustable for realizing regulation dividing plate 3, left side vertical wall 2-11 and right side vertical wall 2-10
It is provided with fluting 2-5,2-5 fitted bolt 2-6 stationary barrier 3 of slotting；
Referring to Fig. 2 and Fig. 3, the left side vertical wall 2-11 top of described pedestal 2 has 4
The rotation that can move left and right is installed in individual symmetrical screwed hole 2-8, screwed hole 2-8
4 springs 5 of screw rod 2-9, rotary screw 2-9 right side welding；
Refer to Fig. 2 and Fig. 4, the height of described pressing plate 4 and position certain, and pressing plate
The vertical distance in top of 4 and pedestal 2 right side vertical wall 2-11 is definite value；On the left of pressing plate 4
Face is welded with spring 5 right-hand member, and right flank contacts with sample 1 left surface；Pressing plate 4 times
There is screwed hole 4-1 in portion, connects and has pull bar 3-2, pull bar 3-2 lower end by bolt 3-1
It is connected with in the middle part of dividing plate 3, for preventing the distance of test specimen 1 upset and left and right side vertical wall from increasing
Greatly；
Referring to Fig. 1, Fig. 5, described dividing plate 3 is erected with pedestal both sides by bolt 2-6
The fluting 2-5 of wall is connected；Dividing plate 3 area is slightly larger than pedestal bottom plate 2-2, and its surface is used
In placing sample 1；
Refer to Fig. 1 and Fig. 6, by pin 2-7 and base on the right side of described retaining member 6
The right side vertical wall 2-10 top of seat 2 is hinged, and left side is set to a spike 2-1, anti-delinking part
Distance between the width of part 6 with left and right side vertical wall is identical, the height of retaining member 6
Spend side vertical wall 2-10 right with pedestal the most identical.
As a preferred embodiment of the present invention, the length of the base plate 2-2 of described pedestal 2
L and width W is respectively 3cm and 10cm；The former long l0 of spring 5 is 4cm；Left,
Height H1 and H2 of right side vertical wall is respectively 10cm and 6cm；Left and right side vertical wall
Vertical distance d is 5mm.
The load mode of the present embodiment is: according to the height h of sheet material, preparation length and width are respectively
Sample 1 for 6cm and 1cm.Open anti-drop device 6, sample is placed on dividing plate 3
On, according to sheet metal thickness adjusting screw rod 2-4, make the distance of dividing plate and right side vertical wall top
For (h-d)/2, carry tight bolt 2-6 stationary barrier 3；Put down anti-drop device 6, regulation
Screw rod 2-9, makes the pressing plate 4 left surface just with sample 1 contact, and sample is laid complete.
During loading, rotary screw 2-9 makes its motion band dynamic pressure plate compression sample of turning right, and at least carries out
Re-loaded, record displacement d1 and d2 of the 1st and the 2nd screw rod, and pressure respectively
The displacement components u 1 and u2 of plate.By the stiffness factor k of spring, the modulus of shearing of sample
Can be expressed as: 4kd (1-(d2-d1)/(u2-u1))/LW.It is loaded onto sample to destroy,
The spring force F that record is maximum, then the shear strength of sample is F/LW.
The foregoing is only embodiments of the invention, not thereby limit the patent of the present invention
Scope, every equivalent structure utilizing description of the invention and embodiment content to be made or etc.
Effect flow process conversion, or directly or indirectly it is used in other relevant technical fields, the most in like manner
It is included in the scope of patent protection of the present invention.
Claims (1)
1. the boxshear apparatus of a portable composite plate, it is characterised in that: include for holding
By the pedestal (2) that instrument component total weight and arrangement are fixing, pedestal (2) is by base plate
(2-2), left side vertical wall (2-11) and right side vertical wall (2-10) composition, and permissible
The dividing plate (3) of height up and down and the pressing plate (4) that can move left and right, spring adds
Carry parts (5) and sample retaining member (6)；The height of described left side vertical wall (2-11)
The twice of degree at least right side vertical wall height；
4 symmetrical screwed holes (2-3) are had on the base plate (2-2) of described pedestal,
Rotary screw moving up and down (2-4) is installed, for realizing adjusting in screwed hole (2-3)
Joint dividing plate (3) is Height Adjustable, left side vertical wall (2-11) and right side vertical wall (2-10)
It is provided with fluting (2-5), fluting (2-5) fitted bolt (2-6) stationary barrier (3)；
Left side vertical wall (2-11) top of described pedestal (2) have 4 symmetrical
Screwed hole (2-8), installs the rotary screw (2-9) that can move left and right in screwed hole (2-8),
4 springs (5) of rotary screw (2-9) right side welding；
Described pressing plate (4) left surface welds with spring (5) right-hand member, right flank and sample
(1) left surface contact；Screwed hole (4-1) is arranged at the bottom of pressing plate (4), connects and draws
Bar (3-2), pull bar (3-2) lower end is by bolt (3-1) and dividing plate (3) middle part
Connect, be used for preventing the distance of test specimen (1) upset and left and right side vertical wall from increasing；
Described dividing plate (3) is by the fluting (2-5) of bolt (2-6) with pedestal two side vertical wall
It is connected；Dividing plate (3) area is slightly larger than pedestal bottom plate (2-2), and its surface is used for placing
Sample (1)；
The right side by pin (2-7) with pedestal (2), described retaining member (6) right side
Side vertical wall (2-10) top is hinged, and left side is set to a spike, retaining member (6)
Distance between width with left and right side vertical wall is identical, the height of retaining member (6)
Side vertical wall height right with pedestal is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192854.3A CN105891012B (en) | 2016-03-30 | 2016-03-30 | A kind of portable composite plate boxshear apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192854.3A CN105891012B (en) | 2016-03-30 | 2016-03-30 | A kind of portable composite plate boxshear apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105891012A true CN105891012A (en) | 2016-08-24 |
| CN105891012B CN105891012B (en) | 2018-10-19 |
Family
ID=57014092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610192854.3A Expired - Fee Related CN105891012B (en) | 2016-03-30 | 2016-03-30 | A kind of portable composite plate boxshear apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105891012B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765104A (en) * | 2019-03-15 | 2019-05-17 | 南京林业大学 | Test specimen deformation measurement auxiliary system in a kind of compression test |
| CN111982662A (en) * | 2020-09-30 | 2020-11-24 | 攀钢集团攀枝花钢铁研究院有限公司 | Device and test method for detecting shear strength of composite steel plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2082144C1 (en) * | 1994-02-10 | 1997-06-20 | Александр Сергеевич Прокофьев | Device determining strength of wood during spalling |
| CN1645130A (en) * | 2005-01-11 | 2005-07-27 | 胡英成 | Woods and wooden composite material shearing modulus non destructive checkers |
| CN2911657Y (en) * | 2006-06-29 | 2007-06-13 | 太原钢铁(集团)有限公司 | Shear tester for composite steel plate |
| CN101788430A (en) * | 2010-01-20 | 2010-07-28 | 东北林业大学 | Shear-modulus nondestructive testing device for biomass composite material |
| KR20110022886A (en) * | 2009-08-28 | 2011-03-08 | 삼성전기주식회사 | Evaluation device of shear strength of bump |
-
2016
- 2016-03-30 CN CN201610192854.3A patent/CN105891012B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2082144C1 (en) * | 1994-02-10 | 1997-06-20 | Александр Сергеевич Прокофьев | Device determining strength of wood during spalling |
| CN1645130A (en) * | 2005-01-11 | 2005-07-27 | 胡英成 | Woods and wooden composite material shearing modulus non destructive checkers |
| CN2911657Y (en) * | 2006-06-29 | 2007-06-13 | 太原钢铁(集团)有限公司 | Shear tester for composite steel plate |
| KR20110022886A (en) * | 2009-08-28 | 2011-03-08 | 삼성전기주식회사 | Evaluation device of shear strength of bump |
| CN101788430A (en) * | 2010-01-20 | 2010-07-28 | 东北林业大学 | Shear-modulus nondestructive testing device for biomass composite material |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765104A (en) * | 2019-03-15 | 2019-05-17 | 南京林业大学 | Test specimen deformation measurement auxiliary system in a kind of compression test |
| CN109765104B (en) * | 2019-03-15 | 2024-01-30 | 南京林业大学 | Test piece deformation measurement auxiliary system in compression test |
| CN111982662A (en) * | 2020-09-30 | 2020-11-24 | 攀钢集团攀枝花钢铁研究院有限公司 | Device and test method for detecting shear strength of composite steel plate |
| CN111982662B (en) * | 2020-09-30 | 2022-03-22 | 攀钢集团攀枝花钢铁研究院有限公司 | Device and test method for detecting shear strength of composite steel plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105891012B (en) | 2018-10-19 |
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Granted publication date: 20181019 |