CN111077071A - Test bar bonding tool capable of adjusting thickness of adhesive layer and using method - Google Patents
Test bar bonding tool capable of adjusting thickness of adhesive layer and using method Download PDFInfo
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- CN111077071A CN111077071A CN201911358922.9A CN201911358922A CN111077071A CN 111077071 A CN111077071 A CN 111077071A CN 201911358922 A CN201911358922 A CN 201911358922A CN 111077071 A CN111077071 A CN 111077071A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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Abstract
The invention relates to the technical field of surface bonding and detection, and discloses a test bar bonding tool capable of adjusting the thickness of a glue layer and a using method. The frock includes: the test bar testing device comprises a base, wherein two or more groups of threaded holes are equidistantly arranged on the base, each group of threaded holes comprises a reference test bar threaded hole and a test bar threaded hole, and the reference test bar threaded holes and the test bar threaded holes are coaxially arranged; benchmark test bar screw hole fixed connection benchmark test bar, test bar screw hole swivelling joint test bar is fixed with the base with the benchmark test bar, adjusts the clearance between test bar and the benchmark test bar through adjusting the length of test bar screw in test bar screw hole to satisfy the bonding requirement of different bonding glue film thickness.
Description
Technical Field
The invention relates to the technical field of surface bonding and detection, in particular to a test bar bonding tool capable of adjusting the thickness of a glue layer.
Background
Before using the adhesive to bond a product, generally, a bonding performance test needs to be performed, and the measurement mode is as follows: and (3) bonding the test bars made of the same material with the product by using the same adhesive according to the same process method, and testing the tensile strength of the test bars after bonding. Part product is at the bonding in-process, has the requirement to glue film thickness, therefore the intensity test that corresponds stick also need carry out accurate glue film thickness control when bonding, and the test stick after only guaranteeing to bond like this is close the bonding state of product to the at utmost.
Disclosure of Invention
The technical problem solved by the invention is as follows: the utility model provides a test bar bonding frock of adjustable glue film thickness can satisfy the bonding requirement of the benchmark test bar of different bonding glue film thickness and test bar.
The technical solution of the invention is as follows: the utility model provides a test bar bonding frock of adjustable glue layer thickness, includes: the test bar testing device comprises a base, wherein two or more groups of threaded holes are equidistantly arranged on the base, each group of threaded holes comprises a reference test bar threaded hole and a test bar threaded hole, and the reference test bar threaded holes and the test bar threaded holes are coaxially arranged; benchmark test bar screw hole fixed connection benchmark test bar, test bar screw hole swivelling joint test bar is fixed with the base with the benchmark test bar, adjusts the clearance between test bar and the benchmark test bar through adjusting the length of test bar screw in test bar screw hole to satisfy the bonding requirement of different bonding glue film thickness.
Furthermore, the reference test bar threaded hole is a half threaded hole, the reference test bar is fixed in the reference test bar threaded hole through the clamp and the locking screw, the reference test bar is fixed in the reference test bar threaded hole through the clamp, the reference test bar and the test bar which are bonded are taken out after the tool is disassembled conveniently, meanwhile, the locking screw and the clamp the reference test bar tightly, and the reference test bar is ensured to be coaxial with the test bar, so that the accuracy of the subsequent bonding performance test is ensured.
Furthermore, the outer side corresponding to the threaded hole of the reference test bar on the base is provided with a baffle plate, the baffle plate is fixed on the base through a fastening screw, and the baffle plate is utilized to axially position the test bar so as to ensure that the test bar is fixed when being bonded with the test bar, thereby ensuring the bonding reliability of the test bar and the test bar.
Further, the length of the test bar screwed into the threaded hole of the test bar is adjusted through the adjusting screw, so that the gap between the test bar and the reference test bar is adjusted.
Further, be provided with the recess between benchmark test rod screw hole and the test rod screw hole on the base, this recess extends to whole base length direction to both ends, and the recess is used for holding the gluing agent that drops among the bonding process.
Further, one side that the recess is close to the test bar screw hole is provided with the step, and the one side that the test bar screw hole was kept away from to this step is the locating surface, controls through the length of locating surface to test bar screw in test bar screw hole to control the clearance between test bar and the benchmark test bar, further control adjusts the precision.
The use method of the test bar bonding tool capable of adjusting the thickness of the glue layer is further provided, and the use method comprises the following steps:
s1: during bonding, firstly marking a line calibration position on a test bar, and then smearing the adhesive on a reference test bar;
s2: inserting the reference test bar coated with the adhesive in the step S1 into a threaded hole of the reference test bar of the base, installing a baffle plate on the outer side of the threaded hole of the reference test bar by adopting a fastening screw, positioning the reference test bar through the baffle plate, and then fastening the reference test bar on the base by using a hoop and a locking screw;
s3: inserting the test rod into the test rod threaded holes which are in the same group as the reference test rod threaded holes in the step S2, then rotating an adjusting screw to adjust the length of the test rod screwed into the test rod threaded holes until the scribed lines on the test rod are aligned with the positioning surface on the base, wherein the reference test rod and the test rod are in a bonding state, the position reaches the theoretical requirement, and the thickness of the adhesive layer meets the specific requirement;
s4: and correspondingly mounting the reference test bars and the test bars in the reference test bar threaded holes and the test bar threaded holes of the other groups according to the steps S1, S2 and S3, and removing the tool after the adhesive at the bonding positions of the reference test bars and the test bars is cured.
Further, in step S1, the thickness of the adhesive applied to the reference bar is larger than the theoretically calculated thickness.
Compared with the prior art, the invention has the advantages that:
1. the tool fixes the test bar through the threaded hole of the reference test bar, and adjusts the length of the test bar screwed into the threaded hole of the test bar through the adjusting screw, so that the bonding requirements of different adhesive layer thicknesses are met.
2. The tool reference test bar threaded hole and the test bar threaded hole are coaxially arranged, so that the test bar and the reference test bar can be ensured to be coaxial, and the accuracy of the test of the bonding performance of the test bar and the reference test bar is ensured.
3. The tool base is provided with the multiple groups of coaxial reference test bar threaded holes and test bar threaded holes, so that the test of the bonding performance of the test bars in batches can be realized.
4. According to the tool, the positioning surface is arranged on the base, so that the thickness of the adhesive layer can be controlled within +/-0.1 mm, the bonding efficiency is greatly improved, the bonding consistency of the test bars is ensured, and the tool is suitable for bonding various test bars with specific requirements on the thickness of the adhesive layer.
Drawings
FIG. 1 is a view showing the construction of the fixture of the present invention, a reference test bar and a test bar mounting structure.
Reference numerals: 1-base, 11-groove, 12-positioning surface, 2-adjusting screw, 3-reference test bar, 4-test bar, 5-clamp, 6-baffle, 7-fastening screw and 8-locking screw.
Detailed Description
The number of the bonded test bars is two, one of the two test bars is used as a reference test bar and is fixed at one end of the tool; the other test bar is fixed at the opposite end, the position of the test bar is calibrated by scribing, the scribing precision is +/-0.1 mm, the test bar is inserted into the tool, the position of the test bar is adjusted by the adjusting screw until the calibration line is flush with the positioning surface of the tool, the requirement that the distance between the reference test bar and the test bar is equal to the thickness of the adhesive layer can be ensured, and the method is suitable for bonding the bonding test bar with the specific requirement on the thickness of the adhesive layer.
Specifically, as shown in fig. 1, the set of test bars with adjustable adhesive layer thickness bonding tool of the present invention includes: the base 1, base 1 is last to be provided with two sets of or more than two sets of screw hole equidistance.
Specifically, a groove 11 is formed in the middle of the base 1, the groove 11 extends to the length direction of the whole base 1 towards two ends, and the groove 11 is used for containing the fallen adhesive; be provided with benchmark screw hole and test bar screw hole in a row respectively on the base of this recess both sides, the benchmark screw hole and the coaxial setting of test bar screw hole of every group, the axiality requirement is 0.05mm, and all benchmark screw holes and all test bar screw holes between the distance homoenergetic equal to guarantee the uniformity of adjusting glue film thickness.
Because the test rod 4 and adjusting screw 2 are connected to the test rod screw hole, the one end of consequently test rod screw hole's structure for being close to the recess is the unthreaded hole, and the one end of keeping away from the recess is the screw hole. The reference test bar threaded hole is used for connecting a reference test bar 3, after the test bar and the reference test bar are bonded, the bonding position is directly slightly larger than the diameter of the test bar, in order to facilitate the removal of a tool and then take out the test bar, the reference test bar threaded hole is designed into a structure convenient to disassemble, namely the reference test bar threaded hole is designed into a half threaded hole, and the reference test bar 3 is fixed on the reference test bar threaded hole through a clamp 5 and a locking screw 8; the clamp 5 is provided with an inward concave arc with the same diameter as the reference test bar 3, and is used for clamping the reference test bar 3 along with the shape, and the reference test bar is clamped through the locking screw and the clamp, so that the coaxiality of the reference test bar and the test bar is ensured, and the accuracy of the subsequent bonding performance test is ensured.
Simultaneously, the outside that benchmark test rod screw hole corresponds on base 1 is provided with baffle 6, and baffle 6 passes through fastening screw 7 to be fixed on base 1, guarantees baffle 6 and the inseparable laminating of base 1 after fixed, utilizes baffle 6 to carry out axial positioning to test rod 3, and the positioning accuracy of baffle is 0.05mm, guarantees that the benchmark test rod stretches out the uniformity of benchmark test rod screw hole length to guarantee the uniformity of adjusting glue film thickness.
Adjust the length that test rod 4 stretches out the test rod screw hole through with adjusting screw 2 screw in test rod screw hole to control the clearance between test rod and the benchmark test rod, thereby guarantee the precision that glue film thickness was adjusted, adjusting screw's adjustment progress is 0.1mm, and final glue film thickness's regulation precision is 0.1 mm. Meanwhile, a step is arranged on one side, close to the test bar threaded hole, of the groove 11, one side, far away from the test bar threaded hole, of the step is a positioning surface 12, the positioning surface 12 is perpendicular to the axes of the test bar threaded hole and the reference test bar threaded hole, during specific operation, after calculation is carried out in advance according to the thickness of the adhesive layer and the structure of the tool, the position is calibrated on the test bar 4 through scribing, the extending length of the test bar 4 is adjusted through the adjusting screw 2, and the adjusting screw 2 stops rotating until the scribing line on the test bar 4 is flush with the positioning surface 12.
When the test bar group bonding tool capable of adjusting the thickness of the glue layer is used specifically, the test bar group bonding tool comprises the following steps:
s1: during bonding, the test bar 4 is marked with a line at a calibrated position, then the adhesive is coated on the reference test bar 3, and the thickness of the adhesive coated on the reference test bar 3 is larger than the theoretically calculated thickness because the adhesive is extruded to reduce or fall off in the bonding process.
S2: inserting the reference test bar 3 coated with the adhesive in the step S1 into the threaded hole of the reference test bar of the base 1, mounting the baffle 6 at the outer side of the threaded hole of the reference test bar by using the fastening screw 7, positioning the reference test bar 3 through the baffle 6, and then fastening the reference test bar 3 on the base 1 by using the clamp 5 and the locking screw 8;
s3: inserting the test rod 4 into the test rod threaded holes which are in the same group as the reference test rod threaded holes in the step S2, then rotating the adjusting screws 2 to adjust the length of the test rod 4 screwed into the test rod threaded holes until the scribed lines on the test rod 4 are aligned with the positioning surface 12 on the base 1, wherein the reference test rod 3 and the test rod 4 are in a bonding state, the position reaches the theoretical requirement, and the thickness of the adhesive layer meets the specific requirement;
s4: correspondingly mounting the reference test bars and the test bars in the reference test bar threaded holes and the test bar threaded holes of the other groups according to the steps S1, S2 and S3, removing the clamp 5, the baffle 6, the fastening screws 7 and the locking screws 8 after the adhesive at the bonding part of the reference test bar 3 and the test bar 4 is cured, and then taking out the bonded reference test bar 3 and the test bar 4.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (8)
1. The utility model provides a test bar bonding frock of adjustable glue layer thickness which characterized in that includes: the test device comprises a base (1), wherein two or more groups of threaded holes are equidistantly arranged on the base (1), each group of threaded holes comprises a reference test bar threaded hole and a test bar threaded hole, and the reference test bar threaded holes and the test bar threaded holes are coaxially arranged; the standard test bar threaded hole is fixedly connected with a standard test bar (3), and the test bar threaded hole is rotatably connected with a test bar (4).
2. The set of bonding tools of test bars with adjustable glue layer thickness according to claim 1, characterized in that: the reference test bar threaded hole is a half threaded hole, and the reference test bar (3) is fixed on the reference test bar threaded hole through a hoop (5) and a locking screw (8).
3. The group bonding tool for the test bars with the adjustable glue layer thickness as claimed in claim 1 or 2, wherein: the outer side of the base (1) corresponding to the threaded hole of the reference test rod is provided with a baffle (6), and the baffle (6) is fixed on the base (1) through a fastening screw (7).
4. The set of bonding tools of test bars with adjustable glue layer thickness according to claim 3, characterized in that: the length of the test bar (4) screwed into the threaded hole of the test bar is adjusted through the adjusting screw (2).
5. The set of bonding tools of test bars with adjustable glue layer thickness according to claim 3, characterized in that: be provided with recess (11) on base (1) between benchmark test rod screw hole and the test rod screw hole, this recess (11) extend to whole base (1) length direction to both ends.
6. The set of bonding tools of test bars with adjustable glue layer thickness of claim 5, characterized in that: one side of the groove (11) close to the test bar threaded hole is provided with a step, and one side of the step far away from the test bar threaded hole is a positioning surface (12).
7. The use method of the test bar group bonding tool capable of adjusting the thickness of the glue layer as claimed in any one of claims 1 to 6 is characterized by comprising the following steps:
s1: during bonding, firstly marking a calibration position on the test bar (4), and then coating the adhesive on the reference test bar (3);
s2: inserting the reference test bar (3) coated with the adhesive in the step S1 into a reference test bar threaded hole of the base (1), installing a baffle (6) on the outer side of the reference test bar threaded hole by adopting a fastening screw (7), positioning the reference test bar (3) through the baffle (6), and then fastening the reference test bar (3) on the base (1) by using a clamp (5) and a locking screw (8);
s3: inserting the test rod (4) into the test rod threaded holes which are in the same group as the reference test rod threaded holes in the step S2, then rotating the adjusting screws (2) to adjust the length of the test rod (4) screwed into the test rod threaded holes until the scribed lines on the test rod (4) are aligned with the positioning surface on the base (1), and at the moment, the reference test rod (3) and the test rod (4) are in a bonding state;
s4: and correspondingly mounting the reference test bars and the test bars in the reference test bar threaded holes and the test bar threaded holes of the other groups according to the steps S1, S2 and S3, and removing the tool after the adhesive at the bonding part of the reference test bars (3) and the test bars (4) is cured.
8. The use method of the group bonding tool for the test bars with the adjustable glue layer thickness as claimed in claim 7 is characterized in that: in step S1, the thickness of the adhesive applied to the reference bar (3) is larger than the theoretically calculated thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911358922.9A CN111077071B (en) | 2019-12-25 | 2019-12-25 | Test bar bonding tool capable of adjusting thickness of adhesive layer and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911358922.9A CN111077071B (en) | 2019-12-25 | 2019-12-25 | Test bar bonding tool capable of adjusting thickness of adhesive layer and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111077071A true CN111077071A (en) | 2020-04-28 |
| CN111077071B CN111077071B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911358922.9A Active CN111077071B (en) | 2019-12-25 | 2019-12-25 | Test bar bonding tool capable of adjusting thickness of adhesive layer and using method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211420A (en) * | 2021-12-03 | 2022-03-22 | 昌河飞机工业（集团）有限责任公司 | Split mounting type flaming sample clamping device |
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| JP2004205367A (en) * | 2002-12-25 | 2004-07-22 | Mitsubishi Polyester Film Copp | Surface inspection device and surface inspection method of coating thickness adjusting bar |
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| CN102493986A (en) * | 2011-12-06 | 2012-06-13 | 中国科学院长春光学精密机械与物理研究所 | Splicing tool with precise and controllable glue layer thickness |
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| CN102901668A (en) * | 2012-09-26 | 2013-01-30 | 苏州热工研究院有限公司 | Special curing fixture for cemented dual bars and fixing method for cemented dual bars in tensile strength test for coating |
| CN107817148A (en) * | 2017-11-24 | 2018-03-20 | 三峡大学 | A kind of adhering device and application method for accurately controlling banjo fixing butt jointing bondline thickness |
| CN109342141A (en) * | 2018-10-30 | 2019-02-15 | 苏州迈拓金属检测服务有限公司 | A kind of spray coating binding force sample adhesive method |
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2019
- 2019-12-25 CN CN201911358922.9A patent/CN111077071B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004205367A (en) * | 2002-12-25 | 2004-07-22 | Mitsubishi Polyester Film Copp | Surface inspection device and surface inspection method of coating thickness adjusting bar |
| CN201983940U (en) * | 2011-03-04 | 2011-09-21 | 江苏新誉重工科技有限公司 | Clamp for preparing standard test sample in adhesive butt-joint and extension test |
| CN102493986A (en) * | 2011-12-06 | 2012-06-13 | 中国科学院长春光学精密机械与物理研究所 | Splicing tool with precise and controllable glue layer thickness |
| CN202362186U (en) * | 2011-12-14 | 2012-08-01 | 中国航空工业集团公司北京航空材料研究院 | Adhesion device for thermal spraying bonding strength sample |
| CN102901668A (en) * | 2012-09-26 | 2013-01-30 | 苏州热工研究院有限公司 | Special curing fixture for cemented dual bars and fixing method for cemented dual bars in tensile strength test for coating |
| CN107817148A (en) * | 2017-11-24 | 2018-03-20 | 三峡大学 | A kind of adhering device and application method for accurately controlling banjo fixing butt jointing bondline thickness |
| CN109342141A (en) * | 2018-10-30 | 2019-02-15 | 苏州迈拓金属检测服务有限公司 | A kind of spray coating binding force sample adhesive method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211420A (en) * | 2021-12-03 | 2022-03-22 | 昌河飞机工业（集团）有限责任公司 | Split mounting type flaming sample clamping device |
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| Publication number | Publication date |
|---|---|
| CN111077071B (en) | 2023-03-28 |
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