CN109580408A - A kind of sand blast test technique and device - Google Patents
A kind of sand blast test technique and device Download PDFInfo
- Publication number
- CN109580408A CN109580408A CN201811438280.9A CN201811438280A CN109580408A CN 109580408 A CN109580408 A CN 109580408A CN 201811438280 A CN201811438280 A CN 201811438280A CN 109580408 A CN109580408 A CN 109580408A
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- Prior art keywords
- tempered glass
- glass
- thickness
- edge
- tensile stress
- Prior art date
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- 239000004576 sand Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000005341 toughened glass Substances 0.000 claims abstract description 75
- 239000011521 glass Substances 0.000 claims abstract description 48
- 238000005488 sandblasting Methods 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 17
- 238000005299 abrasion Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 239000005357 flat glass Substances 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 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
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/565—Investigating resistance to wear or abrasion of granular or particulate material
-
- 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
-
- 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
- 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
-
- 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
- G01N2203/0452—Cushioning layer between test piece and grip
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 present invention relates to a kind of sand blast test technique and devices, the difference is that: technique includes the following steps: step a), detection tempered glass edge tensile stress, and is arranged in tempered glass edge tensile stress maximum region and identifies；Step b), the thickness of glass for measuring tempered glass edge tensile stress maximum region；Step c), the positive edge using spray gun along tempered glass carry out sandblasting, its edge is made to become hair side completely；Step d) carries out sandblasting to tempered glass front edge tensile stress maximum region using spray gun, until tempered glass rupture；The thickness of step e), respectively the two panels butterfly block at measurement tempered glass fire point, wherein the difference of the thickness of the lesser butterfly block of thickness and the thickness of glass of measured edge tensile stress maximum region is the edge anti abrasion layer thickness of tempered glass.The present invention can be accurately determined the wear-resistant degree of tempered glass edge tensile stress high risk zone, detect the thickness of the edge tensile stress layer of tempered glass.
Description
Technical field
The present invention relates to sand blast test field, especially a kind of sand blast test technique and device.
Background technique
The influence of tempered glass of automobile a complex set of stress due to caused by bending, heating process, tensile stress is in glass
Adjacent edges extension, if be not controlled, these tensile stress will lead to tempered glass and rupture in use process in the future.
It is one of the reason of causing glass self-explosion that the edge tensile stress of tempered glass of automobile is excessively high.Therefore it in order to guarantee product quality, keeps away
Exempt from it to rupture in use, it is necessary to its edge stress of strict control in the production process of tempered glass of automobile.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of sand blast test technique, can be accurately determined
The wear-resistant degree of tempered glass edge tensile stress high risk zone measures tempered glass edge anti abrasion layer thickness, technique letter
Single, easy to use, security performance is high.
In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of sand blast test technique, difference exist
In: it includes the following steps:
Step a), detection tempered glass edge tensile stress, and be arranged in tempered glass edge tensile stress maximum region and identify；
Step b), the back side that the tempered glass is sticked using adhesive tape, then tempered glass side described in measuring process a)
The thickness of glass of edge tensile stress maximum region；
Step c) places the tempered glass to sand blast test device, reuses spray gun along the front of the tempered glass
Edge carries out sandblasting, its edge is made to become hair side completely；
Step d), wait at least 60 seconds after, if the tempered glass rupture, the unqualified thickness lattice of edge tensile stress layer；If
The tempered glass does not rupture, then is sprayed using the spray gun to the tempered glass front edge tensile stress maximum region
Sand, until tempered glass rupture；
Step e), the thickness for measuring two panels butterfly block at the tempered glass fire point respectively, wherein thickness is lesser described
The difference of the thickness of glass of the measured edge tensile stress maximum region is tempering glass in the thickness and step b) of butterfly block
The edge anti abrasion layer thickness of glass.
By above technical scheme, in the step c) and step d), when sandblasting, the nozzle of the spray gun and the tempering glass
The distance between glass front is 100mm.
By above technical scheme, the tempered glass is bend glass, and the front of the tempered glass is convex surface, the steel
The back side for changing glass is concave surface.
Compare the prior art, beneficial features of the invention are as follows: the sand blast test technique can accurately measure tempered glass
Edge anti abrasion layer thickness, simple process is easy to use, can determine that the wear-resistant degree of edge tensile stress high risk zone, comments
Estimate the risk that tempered glass exposes oneself, improves product quality；The back side of tempered glass is sticked using adhesive tape, can prevent tempering
Glass fragmentation when broken is scattered, and is not only convenient for searching and analytical fragments, and security performance is high.
The present invention also provides a kind of sand blast test devices, the difference is that:
It includes cabinet, with exhaust fan and the door and sandblasting area that are divided on the adjacent two sides of cabinet on the cabinet
Domain, the sand blasted area include window and the operation window below the window；
Sand-blasting gun is used for sand blast test；
Mounting table places the sand-blasting gun for storing, and the mounting table is set in the cabinet and sets close to the operation window
It sets；
And
Fixed frame, the fixed frame are set in the cabinet for fixing glass to be tested, and there are two close for the fixed frame tool
In the symmetrically arranged clamping part of the operation port, two clamping parts symmetrically offer the clamping for clamping the glass
Slot, the fixed frame further include the antiskid, shock-absorbing pad being covered in the holding tank.
By above technical scheme, the positioning sleeve being detachably connected with it is provided on the nozzle of the sand-blasting gun, it is described fixed
Position set is configured to coniform tube-in-tube structure, has the big end that is oppositely arranged and a small end, the small end of the positioning sleeve with it is described
Nozzle connection.
By above technical scheme, the nozzle of the positioning sleeve and the sand-blasting gun is connected through a screw thread.
By above technical scheme, the window includes flat glass and the convex lens set on flat glass two sides.
By above technical scheme, the operation window includes transparent visual portion and the operation in the transparent visual portion
Portion offers the operation port of adjustable section on the operation portion.
By above technical scheme, the holding tank groove face of the fixed frame is configured to the arc surfaced of outwardly convex, described anti-
Sliding resilient cushion is substantially u-shaped and is detachably connected with the holding tank, and the lateral surface of the antiskid, shock-absorbing pad is configured to and institute
State the arc surfaced of holding tank groove face cooperation being recessed inwardly.
By above technical scheme, the bottom of the fixed frame is provided with anti-skid wearable pad.
Compare the prior art, beneficial features of the invention are as follows: glass is fixed on by the sand blast test device by fixed frame
In cabinet, hand is protruded into and carries out sand blast test in cabinet by operator, and safe operation is reliable, and exhaust fan is provided on cabinet, is kept away
The pollution to environment is exempted from, operator can observe glass situation in cabinet by window, easy to operate；It is arranged on holding tank
There is antiskid, shock-absorbing pad, securely glass can be fixed in holding tank, glass moves during being effectively prevented test, mentions
The high precision of test result.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention；
Fig. 2 is fixed rack structure schematic diagram in the embodiment of the present invention；
Fig. 3 is the local A schematic enlarged-scale view of Fig. 2；
Fig. 4 is window structural schematic diagram in the embodiment of the present invention；
Fig. 5 is locating sleeve structure schematic diagram in the embodiment of the present invention；
Fig. 6 is tempered glass structural schematic diagram in the embodiment of the present invention；
Wherein: 1- cabinet, 2- exhaust fan, 3- door, 4- window (401- flat glass, 402- convex lens), 5- operation window
(501- visible section, 502- operation portion (5021- operation port, 5022- regulating part)), 6- mounting table, 7- fixed frame (701- clamping part
(7011- holding tank (70111- holding tank groove face)), 702- antiskid, shock-absorbing pad (medial surface of 7021- antiskid, shock-absorbing pad), 703-
Anti-skid wearable pad), 8- positioning sleeve (small end of the big end of 8a- positioning sleeve, 8b- positioning sleeve), the sand blasted area X-, N- mark, 9- steel
Change glass.
Specific embodiment
Below by specific embodiment combination attached drawing, invention is further described in detail.
Fig. 1 to Fig. 6 is please referred to, sand blast test technique of the embodiment of the present invention comprising following steps:
Step a), detection 9 edge tensile stress of tempered glass, and mark N is set in 9 edge tensile stress maximum region of tempered glass；
Then step b), the back side that the tempered glass 9 is entirely sticked using adhesive tape use wall thickness micrometer gauge measuring process
A) thickness of glass of the edge of tempered glass 9 described in tensile stress maximum region；
The tempered glass 9 is fixed on the fixed frame 7 in cabinet 1 by step c), makes the front of tempered glass 9 in face of operation
Then window 5 will be packed into sandblasting in the silo of sand-blasting gun, and connect with tracheae, shut the door 3 of cabinet 1, open exhaust fan 2
Switch and air door adjust pressure in 0.55MPa, reuse positive edge 20~30mm of the spray gun along the tempered glass 9
Wide region X carries out sandblasting, and the positive edge of tempered glass 9 is made to become hair side completely；
Step d), wait at least 60 seconds after, if the tempered glass 9 rupture, the unqualified thickness lattice of edge tensile stress layer；If
The tempered glass 9 does not rupture, then is sprayed using the spray gun to the 9 front edge tensile stress maximum region of tempered glass
Sand, until the tempered glass 9 rupture；
When step e), glass rupture, 9 top edge tensile stress maximum region of tempered glass is fire point, will form two panels butterfly at this
Shape block measures the thickness of the two panels butterfly block at 9 fire point of tempered glass respectively, wherein the lesser butterfly block of thickness
Thickness and step b) in the measured edge tensile stress maximum region thickness of glass difference be tempered glass 9 side
Edge anti abrasion layer thickness.If wherein the edge measured in the thickness of the lesser butterfly block of thickness and step b) is answered
The difference of the thickness of glass of power maximum region is more than or equal to 0.3mm, then illustrates that the edge anti abrasion layer thickness of tempered glass 9 closes
Lattice；If the wherein edge tensile stress maximum region measured in the thickness of the lesser butterfly block of thickness and step b)
The difference of thickness of glass is less than 0.3mm, then illustrates the edge anti abrasion layer unqualified thickness lattice of tempered glass 9.
Specifically, sand size is 0.125~0.35mm in the step c), and density is 2.5~2.6g/cm3.
Preferably, in order to enable the positive edge of tempered glass 9 sufficiently and to be equably worn, the step c) and step
D) in, when sandblasting, the distance between the nozzle of the spray gun and 9 front of tempered glass remain 100mm.
Preferably, in order to keep measurement result more accurate, in the step c) and step d), when sandblasting, sandblasting amount is 8~9
Grams Per Second, so that the abrasion loss of tempered glass 9 is 0.02~0.03 mm/second.
Specifically, the tempered glass 9 is bend glass, and the front of the tempered glass 9 is convex surface, the tempered glass
9 back side is concave surface.
Tempered glass 9 reduces the risk that tempered glass 9 exposes oneself by control edge tensile stress, this technique is for determining steel
Change the wear-resistant degree of 9 edge tensile stress high risk zone of glass, the risk that assessment glass exposes oneself.
Please refer to Fig. 1 to Fig. 6, sand blast test device of the embodiment of the present invention comprising cabinet 1 has on the cabinet 1 and takes out
Blower 2 and the door 3 being divided on the adjacent two sides of cabinet 1 and sand blasted area, the sand blasted area include 4 He of window
Operation window 5 set on 4 lower section of window；Sand-blasting gun is used for sand blast test；Mounting table 6 places the sandblasting for storing
Rifle, the mounting table 6 are set in the cabinet 1 and are arranged close to the operation window 5；And fixed frame 7, the fixed frame 7 are set to
For fixing glass to be tested in the cabinet 1, there are two be symmetrical arranged about the operation port 5021 for the tool of fixed frame 7
Clamping part 701, two clamping parts 701 symmetrically offer the holding tanks 7011 for clamping the glass, the fixation
Frame 7 further includes the antiskid, shock-absorbing pad 702 being covered in the holding tank 7011.Sand blast test device of the embodiment of the present invention, passes through
Glass is fixed in cabinet 1 by fixed frame 7, and hand is protruded into and carries out sand blast test in cabinet 1 by operator, and safe operation is reliable,
It is provided with exhaust fan 2 on cabinet 1, avoids the pollution to environment；Antiskid, shock-absorbing pad 702 is provided on holding tank 7011, it can jail
Glass is fixed in holding tank 7011 by ground, glass moves during being effectively prevented test, improves test result
Precision.
Preferably, in order to conveniently and effectively the distance between the nozzle of spray gun and 9 front of tempered glass are remained
100mm is provided with the positioning sleeve 8 being detachably connected with it on the nozzle of the sand-blasting gun, and the positioning sleeve is configured to circular cone by 8
There is shape tube-in-tube structure the big end 8a and small end 8b being oppositely arranged, the small end 8b of the positioning sleeve to connect with the nozzle, spray
When sand, the big end 8a of positioning sleeve and the front of tempered glass 9 is made to offset.It is highly preferred that in order to avoid positioning sleeve 8 scratches glass,
The big end 8a of the positioning sleeve is formed with the isolation ring for preventing plowing from glass.It is highly preferred that for the ease of will rapidly and accurately determine
Position set 8 is filled on sand-blasting gun, while guaranteeing that the distance between the nozzle of spray gun and 9 front of tempered glass remain when sandblasting
The nozzle of 100mm, the positioning sleeve 8 and the sand-blasting gun are connected through a screw thread.After positioning sleeve 8 and spray gun are fixed, spray gun
The distance of nozzle to the end face positioning sleeve big end 8a is 100mm.
Preferably, the window 4 includes flat glass 401 and the convex lens 402 set on 401 two sides of flat glass.Spray
When sand test, operator is by observing the situation in cabinet 1 through flat glass, and after completing sandblasting, operator be can pass through
The abrasion and glass situation of the observation glass of convex lens 402.
Preferably, the operation window 5 includes transparent visual portion 501 and the operation portion in the transparent visual portion 501
502, the operation port 5021 of adjustable section is offered on the operation portion 502, offers adjustable section on operation portion 502
Operation port 5021 avoids gravel spilling suitable for different operators, and operator can observe cabinet 1 by window 4
Interior glass situation, easy to operate, the operation portion 502 is made of face material, and operation port is located on the operation portion 502
5021 edge is formed with the regulating part 5022 for adjusting 5021 size of operation port.It is highly preferred that the regulating part
5022 be a flexible rubber band rope of circle.
Preferably, in order to prevent sand blast test when antiskid, shock-absorbing pad 702 relatively moved with holding tank 7011, it is described solid
The holding tank groove face 70111 for determining frame is configured to the arc surfaced of outwardly convex, the antiskid, shock-absorbing pad 702 it is substantially u-shaped and with
The holding tank 7011 is detachably connected, and the lateral surface of the antiskid, shock-absorbing pad 702 is configured to and the holding tank groove face
The arc surfaced of 70111 cooperations being recessed inwardly.It is highly preferred that in order to more securely clamp glass, the antiskid, shock-absorbing pad it is interior
Side 7021 is configured to planar.
Preferably, the bottom of the fixed frame 7 is provided with anti-skid wearable pad 703.
The above content is combine specific embodiment to the further description of the invention done, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions, for the those of ordinary skill of the technical field belonging to the present invention, not
Under the premise of being detached from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to guarantor of the invention
Protect range.
Claims (10)
1. a kind of sand blast test technique, it is characterised in that: it includes the following steps:
Step a), detection tempered glass edge tensile stress, and be arranged in tempered glass edge tensile stress maximum region and identify；
Step b), the back side that the tempered glass is sticked using adhesive tape, then tempered glass side described in measuring process a)
The thickness of glass of edge tensile stress maximum region；
Step c) places the tempered glass to sand blast test device, reuses spray gun along the front of the tempered glass
Edge carries out sandblasting, its edge is made to become hair side completely；
Step d), wait at least 60 seconds after, if the tempered glass rupture, the unqualified thickness lattice of edge tensile stress layer；If
The tempered glass does not rupture, then is sprayed using the spray gun to the tempered glass front edge tensile stress maximum region
Sand, until tempered glass rupture；
Step e), the thickness for measuring two panels butterfly block at the tempered glass fire point respectively, wherein thickness is lesser described
The difference of the thickness of glass of the measured edge tensile stress maximum region is tempering glass in the thickness and step b) of butterfly block
The edge anti abrasion layer thickness of glass.
2. sand blast test technique as described in claim 1, it is characterised in that: in the step c) and step d), when sandblasting, institute
Nozzle and the distance between the tempered glass front for stating spray gun are 100mm.
3. sand blast test technique as described in claim 1, it is characterised in that: the tempered glass is bend glass, the steel
The front for changing glass is convex surface, and the back side of the tempered glass is concave surface.
4. a kind of for implementing the sand blast test device of technique described in claim 1, it is characterised in that:
It includes cabinet, with exhaust fan and the door and sandblasting area that are divided on the adjacent two sides of cabinet on the cabinet
Domain, the sand blasted area include window and the operation window below the window；
Sand-blasting gun is used for sand blast test；
Mounting table places the sand-blasting gun for storing, and the mounting table is set in the cabinet and sets close to the operation window
It sets；
And
Fixed frame, the fixed frame are set in the cabinet for fixing glass to be tested, and there are two close for the fixed frame tool
In the symmetrically arranged clamping part of the operation port, two clamping parts symmetrically offer the clamping for clamping the glass
Slot, the fixed frame further include the antiskid, shock-absorbing pad being covered in the holding tank.
5. sand blast test device as claimed in claim 4, it is characterised in that: being provided on the nozzle of the sand-blasting gun can with it
The positioning sleeve of dismantling connection, the positioning sleeve are configured to coniform tube-in-tube structure, have the big end being oppositely arranged and small end,
The small end of the positioning sleeve is connect with the nozzle.
6. sand blast test device as claimed in claim 5, it is characterised in that: the nozzle of the positioning sleeve and the sand-blasting gun is logical
Cross threaded connection.
7. sand blast test device as claimed in claim 4, it is characterised in that: the window includes flat glass and is set to flat
The convex lens of surface glass two sides.
8. sand blast test device as claimed in claim 4, it is characterised in that: the operation window includes transparent visual portion and is embedded in
Operation portion in the transparent visual portion offers the operation port of adjustable section on the operation portion.
9. sand blast test device as claimed in claim 4, it is characterised in that: the holding tank groove face of the fixed frame is configured to
The arc surfaced of outwardly convex, the antiskid, shock-absorbing pad is substantially u-shaped and is detachably connected with the holding tank, the antiskid, shock-absorbing
The lateral surface of pad is configured to the arc surfaced being recessed inwardly cooperated with the holding tank groove face.
10. such as the described in any item sand blast test devices of claim 4 to 9, it is characterised in that: the bottom of the fixed frame is arranged
There is anti-skid wearable pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438280.9A CN109580408B (en) | 2018-11-29 | 2018-11-29 | Sand blasting test process and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438280.9A CN109580408B (en) | 2018-11-29 | 2018-11-29 | Sand blasting test process and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109580408A true CN109580408A (en) | 2019-04-05 |
| CN109580408B CN109580408B (en) | 2024-07-19 |
Family
ID=65924984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811438280.9A Active CN109580408B (en) | 2018-11-29 | 2018-11-29 | Sand blasting test process and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109580408B (en) |
Cited By (1)
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|---|---|---|---|---|
| CN116106154A (en) * | 2023-04-14 | 2023-05-12 | 西南石油大学 | Corrosion-resistant material accelerated erosion test device and test method thereof |
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|---|---|---|---|---|
| CN116106154A (en) * | 2023-04-14 | 2023-05-12 | 西南石油大学 | Corrosion-resistant material accelerated erosion test device and test method thereof |
| CN116106154B (en) * | 2023-04-14 | 2023-06-20 | 西南石油大学 | Corrosion-resistant material accelerated erosion test device and test method thereof |
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| CN109580408B (en) | 2024-07-19 |
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