CN209624265U - A kind of coating cracking resistance experimental provision - Google Patents
A kind of coating cracking resistance experimental provision Download PDFInfo
- Publication number
- CN209624265U CN209624265U CN201920362424.0U CN201920362424U CN209624265U CN 209624265 U CN209624265 U CN 209624265U CN 201920362424 U CN201920362424 U CN 201920362424U CN 209624265 U CN209624265 U CN 209624265U
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- China
- Prior art keywords
- level pressure
- sliding block
- cracking resistance
- experimental provision
- mounting base
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Abstract
The utility model provides a kind of coating cracking resistance experimental provision, including rack, level pressure component and dynamic pressure component, level pressure component includes adjusting screw rod, sliding block and level pressure wheel, the both ends of adjusting screw rod are equipped with the opposite threaded body of thread rotary orientation, the screw hole with threaded body cooperation is offered on sliding block, is rotatably mounted cylindrical level pressure wheel on sliding block；Dynamic pressure component includes vertical cylinder, mounting base and dynamic pressure block, mounting base is fixed on the output end of the vertical cylinder, the lower end of mounting base offers mounting groove, it is trapezoidal mounting portion that the upper end of dynamic pressure block, which is equipped with cross section, mounting portion is set in mounting groove, and the side wall of mounting portion opens up fluted, and the bottom surface of groove offers threaded hole, one hexagon socket head cap screw without a head is connect after passing through the mounting base with the threaded hole, and the lower end of dynamic pressure block is equipped with arc compressive plane.The utility model coating cracking resistance experimental provision can carry out the bending of different angle and radius according to demand, to detect the coating crack resistance under different distortion amount.
Description
Technical field
The utility model relates to a kind of coating detection device, in particular to a kind of coating cracking resistance experimental provision.
Background technique
By prolonged use rear surface yellowing, cracking easily occur for coating, or even phenomena such as dusting, fall off occur, because
This, cracking resistance is an important performance indexes of coating, and coating needs to carry out the performance of series in the quality inspection in research and development, production and later period
Detection, wherein just including the anti-cracking performance detection of coating in the presence of a harsh environment, including coating vehicles are hit or deformed
The removing situation of surface covering.
Utility model content
[1] technical problems to be solved
The technical problem to be solved by the present invention is to provide one kind for carrying out different angle and radius to coating test plate (panel)
The coating cracking resistance experimental provision of bending.
[2] technical solution solved the problems, such as
The utility model provides a kind of coating cracking resistance experimental provision, including rack 1, the level pressure being fixed in the rack 1
Component and the dynamic pressure component above the level pressure component, the level pressure component include adjusting screw rod 2, sliding block 3 and level pressure wheel
4, the adjusting screw rod is horizontally disposed and is rotatably mounted in the rack 1, and the both ends of the adjusting screw rod are revolved equipped with screw thread
To opposite threaded body, the end of the adjusting screw rod is fixed with rolled round 21, and the sliding block is two and horizontal slide fit is described
In rack, the screw hole 301 with threaded body cooperation is offered on the sliding block, is rotatably mounted cylinder on the sliding block
Level pressure wheel 4, the pivot center of the level pressure wheel is horizontally disposed and perpendicular to the axis of the adjusting screw rod；The dynamic pressure component
On the perpendicular bisector of the line of the two level pressure wheels, the dynamic pressure component includes vertical cylinder 6, mounting base 7 and dynamic pressure block 8,
The vertical cylinder is vertically fixed on the upper end of the rack 1, and the mounting base is fixed on the output end of the vertical cylinder, and
The length direction of the mounting base is parallel to the axis of the level pressure wheel, and the upper end of the mounting base is fixed with guide post 62, described
It being offered in rack and holds the guide hole that the guide post passes through, it is trapezoidal mounting groove that the lower end of the mounting base, which offers cross section,
The end of the mounting groove extends forwardly into outside the mounting base, and it is trapezoidal installation that the upper end of the dynamic pressure block, which is equipped with cross section,
Portion 81, the mounting portion are set in the mounting groove, and the side wall of the mounting portion opens up fluted 82, the bottom surface of the groove
Offer threaded hole, perpendicular to the length direction of the mounting groove, a hexagon socket head cap screw without a head passed through for the axis of the threaded hole
It is connect after the mounting base with the threaded hole, the lower end of the dynamic pressure block is equipped with arc compressive plane.
Further, the gradient of the two sidewalls of the mounting portion is not identical.
Further, the upper surface of the sliding block offers arc shrinkage pool, and the two sides of the arc shrinkage pool extend to described
Outside sliding block, the front end of the arc shrinkage pool is equipped with installation step, is fixed with support base 31, the support base on the installation step
Installing zone is formed between the end face of the arc shrinkage pool, the level pressure wheel is fixed in the installing zone.
Further, the both ends of the surface of the level pressure wheel are arranged with sheath 41, a bolt is worn through there is through-hole in the through-hole
It crosses the sheath and the level pressure wheel is fixed in the installing zone.
Further, the diameter of the arc shrinkage pool is greater than the width of the sliding block, and the level pressure wheel and the arc
Shrinkage pool coaxial arrangement.
Further, the front end of the rack is horizontally disposed sliding rail, and the rear end face of the sliding block is equipped with and the sliding rail
Corresponding sliding slot 302, the sliding slot are dovetail groove.
Further, the upper surface of the sliding block is equipped with baffle 5, and the baffle is located at the rear end of the level pressure wheel.
Further, the lower end of the rack is equipped with the graduated scale 9 for being parallel to the adjusting screw rod.
[3] beneficial effect
The utility model coating cracking resistance experimental provision, it is easy to operate, it is easy to adjust, the metal test plate (panel) of coating is coated with to surface
Difference can be carried out to detect coating falling off under bending deformation and cracking resistance according to demand by carrying out bending deformation
The bending of angle and radius, to detect the coating crack resistance under different distortion amount.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model coating cracking resistance experimental provision；
Fig. 2 is the scheme of installation of the level pressure wheel of the utility model coating cracking resistance experimental provision；
Fig. 3 is the structural schematic diagram of the sliding block of the utility model coating cracking resistance experimental provision；
Fig. 4 is the structural schematic diagram of the dynamic pressure component of the utility model coating cracking resistance experimental provision；
Fig. 5 is the structural schematic diagram of the dynamic pressure block of the utility model coating cracking resistance experimental provision；
Fig. 6 is the structural schematic diagram of the dynamic pressure block of the different radii of the utility model coating cracking resistance experimental provision.
Specific embodiment
With reference to the accompanying drawing, the utility model embodiment is discussed in detail.
Refering to fig. 1 to Fig. 6, the utility model provides a kind of coating cracking resistance experimental provision, for the metal for being coated with coating
Plate carries out bending deformation, to detect coating falling off under different deformations and cracking resistance, specifically comprising rack 1 is consolidated
The level pressure component being scheduled in rack 1 and the dynamic pressure component above level pressure component, level pressure component include adjusting screw rod 2, sliding block 3
With level pressure wheel 4, adjusting screw rod is horizontally disposed and is rotatably mounted in rack 1, and the both ends of adjusting screw rod are equipped with threaded body, two spiral shells
Screw pitch on line body is identical and thread rotary orientation is on the contrary, the front end of rack is horizontally disposed sliding rail, and the rear end face of sliding block is equipped with and cunning
The corresponding sliding slot 302 of rail, the sliding slot are dovetail groove, and on the rack by sliding slot slide fit, sliding block is two to sliding block in the present embodiment,
The screw hole 301 with threaded body cooperation is offered on sliding block, and cylindrical level pressure wheel 4, level pressure are rotatably mounted on sliding block
The pivot center of wheel is horizontally disposed and perpendicular to the axis of adjusting screw rod, is fixed with rolled round 21 in the end of adjusting screw rod, is used for
It is manually operated and controls the movement of two sliding blocks, to realize opposite or movement backwards, specifically, the upper surface in sliding block offers arc
The diameter of shape shrinkage pool, the arc shrinkage pool is greater than the width of sliding block, and extends to outside sliding block at left and right sides of arc shrinkage pool, in arc
The front end of shrinkage pool is equipped with installation step, and support base 31 has been bolted on the installation step, recessed with arc in support base
Installing zone is formed between the end face in hole, in the both ends of the surface of level pressure wheel through there is through-hole, is arranged with sheath 41, a spiral shell in the through hole
Bolt 42 passes through the sheath and level pressure wheel is fixed in installing zone, and level pressure wheel and arc shrinkage pool are coaxially disposed after installation, this implementation
In example, level pressure wheel is generally cylindrical, and the upper end of two level pressure wheels forms the lower Support for placing test plate (panel)；In the upper end of sliding block
Face is equipped with baffle 5, and baffle is located at the rear end of level pressure wheel (lower Support), the rear alignment for test plate (panel)；Dynamic pressure component is located at two
On the perpendicular bisector of the line of level pressure wheel, specifically, dynamic pressure component includes vertical cylinder 6, mounting base 7 and dynamic pressure block 8, vertical cylinder
It is vertically fixed on the upper end of rack 1, mounting base is fixed on the output end of vertical cylinder, and the length direction of mounting base is parallel to and determines
The axis of pinch roller, the upper end of mounting base are fixed with two guide posts 62, are symmetricly set on the front and rear sides of vertical cylinder, open on the rack
Equipped with the guide hole that appearance guide post passes through, it is embedded with guide sleeve in guide hole, offers mounting groove in the lower end of mounting base, the cross of the mounting groove
Section be it is inverted trapezoidal, the end of mounting groove extends forwardly into outside mounting base, the upper end of dynamic pressure block be equipped with cross section be ladder
The mounting portion 81 of shape, mounting portion is out of front end insertion mounting groove, until the rear end face contact with mounting groove, axial (preceding to realize
It positions afterwards), offers a groove 82 in the side wall of mounting portion, offer threaded hole in the bottom surface of the groove, the axis of the threaded hole
Line perpendicular to mounting groove length direction, a hexagon socket head cap screw without a head pass through mounting base on through-hole after connect with threaded hole, use
Avoid threaded hole direction anti-loaded in order to Fast Installation in fixed dynamic pressure block, in the present embodiment, the two sidewalls of mounting portion it is oblique
Degree is not identical, and for quick and precisely installing, the lower end of dynamic pressure block is equipped with arc compressive plane (working face), for squeezing test plate (panel) and making
It is deformed, and the dynamic pressure block in the present embodiment is able to achieve fast quick-detach, with the dynamic head of quick-replaceable different-diameter, in Fig. 5 and Fig. 6
It is equipped with and is parallel in the lower end of rack to improve adjusting accuracy for the arc compressive plane (working face) of two different-diameters
The graduated scale 9 of adjusting screw rod.
The utility model coating cracking resistance experimental provision, can adjust the distance between two level pressure wheels, while can be more according to demand
The dynamic pressure block of different operating face diameter is changed, to realize the bending of different angle and radius, meets different detection demands.
The utility model coating cracking resistance experimental provision, the metal test plate (panel) for being coated with coating to surface carries out bending deformation, with inspection
Coating falling off under bending deformation and cracking resistance are surveyed, the bending of different angle and radius can be carried out according to demand,
To detect the coating crack resistance under different distortion amount.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (8)
1. a kind of coating cracking resistance experimental provision, it is characterised in that: including rack, the level pressure component being fixed in the rack and position
Dynamic pressure component above the level pressure component, the level pressure component include adjusting screw rod, sliding block and level pressure wheel, the adjusting spiral shell
Bar is horizontally disposed and is rotatably mounted in the rack, and the both ends of the adjusting screw rod are equipped with the opposite screw thread of thread rotary orientation
Body, the end of the adjusting screw rod are fixed with rolled round, and the sliding block is two and horizontal slide fit is in the rack, the sliding block
On offer screw hole with threaded body cooperation, cylindrical level pressure wheel, the level pressure are rotatably mounted on the sliding block
The pivot center of wheel is horizontally disposed and perpendicular to the axis of the adjusting screw rod；The dynamic pressure component is located at the two level pressure wheels
On the perpendicular bisector of line, the dynamic pressure component includes vertical cylinder, mounting base and dynamic pressure block, and the vertical cylinder is vertically fixed on
The upper end of the rack, the mounting base is fixed on the output end of the vertical cylinder, and the length direction of the mounting base is flat
For row in the axis of the level pressure wheel, the upper end of the mounting base is fixed with guide post, and the appearance guide post is offered in the rack and is worn
The guide hole crossed, it is trapezoidal mounting groove that the lower end of the mounting base, which offers cross section, and the end of the mounting groove extends forward
Outside to the mounting base, it is trapezoidal mounting portion that the upper end of the dynamic pressure block, which is equipped with cross section, and the mounting portion is set in described
In mounting groove, the side wall of the mounting portion opens up fluted, and the bottom surface of the groove offers threaded hole, the axis of the threaded hole
Line perpendicular to the mounting groove length direction, a hexagon socket head cap screw without a head pass through the mounting base after with the threaded hole connect
It connects, the lower end of the dynamic pressure block is equipped with arc compressive plane.
2. coating cracking resistance experimental provision as described in claim 1, it is characterised in that: the gradient of the two sidewalls of the mounting portion is not
It is identical.
3. coating cracking resistance experimental provision as described in claim 1, it is characterised in that: the upper surface of the sliding block offers arc
The two sides of shrinkage pool, the arc shrinkage pool extend to outside the sliding block, and the front end of the arc shrinkage pool is equipped with installation step, the peace
It is fixed with support base on dress step, forms installing zone, the level pressure wheel between the support base and the end face of the arc shrinkage pool
It is fixed in the installing zone.
4. coating cracking resistance experimental provision as claimed in claim 3, it is characterised in that: the both ends of the surface of the level pressure wheel are logical through having
Hole, sheath is arranged in the through-hole, and a bolt passes through the sheath and the level pressure wheel is fixed in the installing zone.
5. coating cracking resistance experimental provision as claimed in claim 3, it is characterised in that: the diameter of the arc shrinkage pool is greater than described
The width of sliding block, and the level pressure wheel and the arc shrinkage pool are coaxially disposed.
6. coating cracking resistance experimental provision as described in claim 1, it is characterised in that: the front end of the rack is horizontally disposed cunning
Rail, the rear end face of the sliding block are equipped with sliding slot corresponding with the sliding rail, and the sliding slot is dovetail groove.
7. coating cracking resistance experimental provision as described in claim 1, it is characterised in that: the upper surface of the sliding block is equipped with baffle,
The baffle is located at the rear end of the level pressure wheel.
8. coating cracking resistance experimental provision as described in claim 1, it is characterised in that: the lower end of the rack is equipped with and is parallel to institute
State the graduated scale of adjusting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920362424.0U CN209624265U (en) | 2019-03-21 | 2019-03-21 | A kind of coating cracking resistance experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920362424.0U CN209624265U (en) | 2019-03-21 | 2019-03-21 | A kind of coating cracking resistance experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209624265U true CN209624265U (en) | 2019-11-12 |
Family
ID=68457407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920362424.0U Expired - Fee Related CN209624265U (en) | 2019-03-21 | 2019-03-21 | A kind of coating cracking resistance experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209624265U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881193A (en) * | 2021-04-19 | 2021-06-01 | 常熟市工程质量检测中心 | Dynamic anti-cracking performance detection device for building exterior wall putty |
| CN113664082A (en) * | 2021-09-07 | 2021-11-19 | 万基控股集团检修安装有限公司 | Convenient aluminum pipe bending device |
-
2019
- 2019-03-21 CN CN201920362424.0U patent/CN209624265U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881193A (en) * | 2021-04-19 | 2021-06-01 | 常熟市工程质量检测中心 | Dynamic anti-cracking performance detection device for building exterior wall putty |
| CN112881193B (en) * | 2021-04-19 | 2021-09-21 | 常熟市工程质量检测中心 | Dynamic anti-cracking performance detection device for building exterior wall putty |
| CN113664082A (en) * | 2021-09-07 | 2021-11-19 | 万基控股集团检修安装有限公司 | Convenient aluminum pipe bending device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |