CN210803245U - Eccentric head structure of adhesive force experiment instrument - Google Patents
Eccentric head structure of adhesive force experiment instrument Download PDFInfo
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- CN210803245U CN210803245U CN201921792620.8U CN201921792620U CN210803245U CN 210803245 U CN210803245 U CN 210803245U CN 201921792620 U CN201921792620 U CN 201921792620U CN 210803245 U CN210803245 U CN 210803245U
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Abstract
The utility model relates to the technical field of galvanized coating detection equipment, in particular to an eccentric head structure of an adhesion force experimental instrument, which comprises a cylindrical eccentric block and a scriber, and also comprises a rotating ring, a connecting ring, a plurality of connecting rods, a connecting block and a spring, wherein the top surface of the eccentric block is fixedly connected with a mounting block, the bottom surface of the eccentric block is provided with a mounting groove extending along the axial direction of the eccentric block, the side wall of the eccentric block is provided with a plurality of connecting grooves extending along the axial direction of the eccentric block and communicated with the mounting groove, the rotating ring is connected with the outer wall of the eccentric block in a threaded manner, a connecting mechanism is arranged between the connecting ring and the rotating ring, a plurality of connecting rods are all fixedly connected with the inner wall of the connecting ring, and a plurality of connecting rods pass through the connecting grooves in a one-to, and the scriber is inserted in the mounting groove in a sliding manner, so that the pressure is provided for the scriber by the staff.
Description
Technical Field
The utility model relates to a zinc-plating coating check out test set technical field, in particular to eccentric head structure of adhesive force experiment appearance.
Background
The coating adhesion is an important index for evaluating the coating quality of the galvanized aluminum product, is a basic premise for ensuring that the galvanized coating meets various performance requirements, and is a common determination method for testing the adhesion of the galvanized coating by a circle marking method.
However, the adhesion force experiment instrument widely used at present mostly adopts weights to provide the pressure of the scriber, so that the operation is complex, and the deviation head is artificially rotated, so that some shaking can be inevitably generated on the adhesion force experiment instrument, and the precision is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an eccentric head structure of adhesive force experiment appearance to the staff provides pressure to the scriber.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the eccentric head structure of the adhesion experimental instrument comprises a cylindrical eccentric block, a scriber, a rotating ring, a connecting ring, a plurality of connecting rods, a connecting block and a spring, wherein the top surface of the eccentric block is fixedly connected with an installation block, the bottom surface of the eccentric block is provided with an installation groove extending along the axial direction of the eccentric block, the side wall of the eccentric block is provided with a plurality of connecting grooves extending along the axial direction of the eccentric block and communicated with the installation groove, the rotating ring is in threaded connection with the outer wall of the eccentric block, a connecting mechanism for enabling the connecting ring and the rotating ring to coaxially rotate and axially limit is arranged between the connecting ring and the rotating ring, the connecting rods are all fixedly connected with the inner wall of the connecting ring, the connecting rods penetrate through the connecting grooves in a one-to-one correspondence manner and extend to the installation groove, and the connecting block is fixedly connected, the scriber passes through spring coupling in the connecting block bottom, just the scriber slip peg graft in the mounting groove.
Through the technical scheme, through the relative matching between the rotating ring, the connecting ring, the spring and the scriber, when a worker needs to test a coating, the rotating ring is rotated to drive the connecting ring and the spring to move upwards so as to lift the scriber and leave the workbench, the worker places the sample plate on the top surface of the workbench, the coating is placed upwards, the rotating ring is rotated again to drive the connecting ring, the connecting rods, the connecting blocks, the spring and the scriber to be pressed on the coating surface of the sample plate, and the tip of the scriber is adjusted in pressure on the coating by continuously rotating the rotating ring, because the expansion amount of the spring is in direct proportion to the pressure applied by the spring, the worker can conveniently and accurately apply pressure to the scriber according to the axial movement distance of the rotating ring along the eccentric block, the scriber is connected with the eccentric block through a plurality of structures, the adhesion force tester drives the sample plate and the scriber to move together when shaking, thereby reduce and rock the influence that produces the pressure between scratch awl and the model, promoted the precision of adhesive force experiment appearance.
The utility model discloses further set up to: the connecting mechanism comprises a first limiting ring fixedly connected to the bottom surface of the rotating ring close to the outer edge, a second limiting ring fixedly connected to one end of the first limiting ring far away from the rotating ring, a third limiting ring fixedly connected to the top surface of the connecting ring close to the inner edge, and a fourth limiting ring fixedly connected to one end of the third limiting ring close to the rotating ring, wherein the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring are coaxially arranged, and the top surface of the second limiting ring is abutted to the bottom surface of the fourth limiting ring.
Through the technical scheme, the connecting ring can rotate relative to the rotating ring through mutual matching of the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring, the axial position between the connecting ring and the rotating ring is limited, and the rotating ring drives the connecting ring to move axially while rotating.
The utility model discloses further set up to: and friction grains are arranged on the outer wall of the rotating ring.
Through above-mentioned technical scheme, through setting up friction line at the swivel becket outer wall to the staff rotates the swivel becket, reduces the phenomenon that appears skidding between hand and the swivel becket.
The utility model discloses further set up to: the outer wall of the eccentric block is provided with scale marks.
Through above-mentioned technical scheme, through set up the scale mark at eccentric block outer wall to the staff observes swivel becket and go-between at the ascending displacement of axial, thereby is convenient for the staff to adjust the pressure between scriber and the model.
The utility model discloses further set up to: the outer wall of the rotating ring is engraved with a first alignment line, and the outer wall of the connecting ring is engraved with a second alignment line.
Through above-mentioned technical scheme, through setting up first alignment line and second alignment line, because the pitch of screw thread is certain, the distance that the swivel becket rotated a week and moved in the axial is also certain to be convenient for the staff finely tunes swivel becket distance of marcing, increases the precision of drawing the pressure to the model.
The utility model discloses further set up to: the bottom end of the spring is fixedly connected with a sliding block, and a fixing mechanism used for limiting the relative position between the sliding block and the scriber is arranged between the sliding block and the scriber.
Through above-mentioned technical scheme, link together scriber and slider through fixed establishment to the staff changes the scriber.
The utility model discloses further set up to: the slider with the mounting groove inner wall is clearance fit.
Through the technical scheme, the friction force between the sliding block and the inner wall of the mounting groove is reduced, and the influence on the pressure between the scriber and the sample plate is reduced.
The utility model discloses further set up to: the fixing mechanism comprises a fixing groove arranged on the bottom surface of the sliding block and a fixing screw fixedly connected with the top surface of the scriber.
Through above-mentioned technical scheme, through the mutually supporting between fixed slot and the clamping screw to dismantle, install and change the scriber.
To sum up, the utility model discloses following beneficial effect has:
1. through the relative cooperation between rotating ring, go-between, spring and the scriber, be convenient for carry out comparatively accurate exerting pressure to the scriber, promoted the precision of adhesive force experiment appearance.
2. Through set up the scale mark at eccentric block outer wall to the staff observes swivel becket and go-between at the ascending displacement of axial, thereby the staff of being convenient for adjusts the pressure between scriber and the model.
3. Through the mutual cooperation between fixed slot and the clamping screw to dismantle, install and change the scriber.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is an overall sectional view of the present embodiment;
reference numerals: 1. an eccentric block; 2. a scriber; 3. a rotating ring; 4. a connecting ring; 5. a connecting rod; 6. connecting blocks; 7. a spring; 8. mounting blocks; 9. mounting grooves; 10. connecting grooves; 11. a connecting mechanism; 12. a first limit ring; 13. a second stop collar; 14. a third limit ring; 15. a fourth limit ring; 16. a first alignment line; 17. a second alignment line; 18. a fixing mechanism; 19. fixing grooves; 20. fixing the screw rod; 21. scale lines are marked.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides an eccentric head structure of adhesive force experiment appearance, as shown in fig. 1 and fig. 2, including columniform eccentric block 1 and scriber 2, still include swivel becket 3, go-between 4, two connecting rods 5, connecting block 6 and spring 7, 1 top surface fixedly connected with installation piece 8 of eccentric block, and 8 outer walls of installation piece are provided with the screw thread, the mounting groove 9 along 1 axial extension of eccentric block is seted up to 1 bottom surface of eccentric block, 1 lateral wall of eccentric block has been seted up along 1 axial extension of eccentric block along two communicating spread grooves 10 with mounting groove 9, 3 threaded connection of swivel becket in 1 outer wall of eccentric block, and 3 outer walls of swivel becket are provided with friction line, be provided with coupling mechanism 11 between swivel becket 3 and the go-between 4.
The connecting mechanism 11 includes a first limiting ring 12 fixedly connected to the bottom surface of the rotating ring 3 near the outer edge, a second limiting ring 13 fixedly connected to one end of the first limiting ring 12 far from the rotating ring 3, a third limiting ring 14 fixedly connected to the top surface of the connecting ring 4 near the inner edge, and a fourth limiting ring 15 fixedly connected to one end of the third limiting ring 14 near the rotating ring 3, wherein the first limiting ring 12, the second limiting ring 13, the third limiting ring 14, and the fourth limiting ring 15 are coaxially arranged, and the top surface of the second limiting ring 13 abuts against the bottom surface of the fourth limiting ring 15, so that the connecting ring 4 can be limited in axial position between the connecting ring 4 and the rotating ring 3 while rotating relative to the rotating ring 3, and the rotating ring 3 drives the connecting ring 4 to move in axial direction while rotating.
Two equal fixed connection of connecting rod 5 in the 4 inner walls of go-between, and two connecting rod 5 one-to-ones pass spread groove 10 and extend to mounting groove 9 in, 6 fixed connection of connecting block in two connecting rod 5 one ends that are located mounting groove 9, scriber 2 passes through spring 7 to be connected in 6 bottoms of connecting block, and scriber 2 slides and pegs graft in mounting groove 9.
When a worker needs to test a coating, the worker places a sample plate on the top surface of the workbench and places the coating upwards by rotating the rotating ring 3, the rotating ring 3 drives the connecting ring 4 and the spring 7 to move upwards so as to lift the scriber 2 and leave the workbench, the worker places the sample plate on the top surface of the workbench and places the coating upwards, the rotating ring 3 is rotated again so that the rotating ring 3 drives the connecting ring 4, the connecting rods 5, the connecting block 6, the spring 7 and the scriber 2 to press the coating surface of the sample plate, the rotating ring 3 is continuously rotated to adjust the pressure of the tip end of the scriber 2 on the coating, because the expansion amount of the spring 7 is in direct proportion to the pressure applied by the spring, the worker can conveniently and accurately apply pressure to the scriber 2 according to the axial movement distance of the rotating ring 3 along the eccentric block 1, the scriber 2 is connected with the eccentric block 1 through a plurality of structures, the adhesion tester can drive the sample plate and the, thereby reducing the effect of wobble on the pressure between the stylus 2 and the template.
For the staff observes the distance of 1 axial displacement of eccentric block along the swivel becket 3 for being convenient for, 1 outer wall of eccentric block is provided with scale mark 21, and the intermediate position of scale mark 21 has zero scale, when swivel becket 3 drives go-between 4 and rotates to zero scale, 2 tip butt of scriber just do not produce pressure to the workstation in the workstation top surface, swivel becket 3 drives go-between 4 and rotates to more than zero scale, scriber 2 leaves the workstation top surface, make the staff be convenient for place the model at the workstation top surface. The outer wall of the rotating ring 3 is marked with a first alignment line 16, the outer wall of the connecting ring 4 is marked with a second alignment line 17, and by arranging the first alignment line 16 and the second alignment line 17, the distance of the rotating ring 3 moving in the axial direction in a circle is also certain due to the fact that the thread pitch of the threads is certain, so that the working personnel can finely adjust the advancing distance of the rotating ring 3, and the accuracy of the pressure of the scratch needle 2 on a sample plate is improved.
The working process is as follows:
when a worker needs to test a coating, the worker places a sample plate on the top surface of the workbench and places the coating upwards by rotating the rotating ring 3, the rotating ring 3 drives the connecting ring 4 and the spring 7 to move upwards so as to lift the scriber 2 and leave the workbench, the worker places the sample plate on the top surface of the workbench and places the coating upwards, the rotating ring 3 is rotated again so that the rotating ring 3 drives the connecting ring 4, the connecting rods 5, the connecting block 6, the spring 7 and the scriber 2 to press the coating surface of the sample plate, the rotating ring 3 is continuously rotated to adjust the pressure of the tip end of the scriber 2 on the coating, because the expansion amount of the spring 7 is in direct proportion to the pressure applied by the spring, the worker can conveniently and accurately apply pressure to the scriber 2 according to the axial movement distance of the rotating ring 3 along the eccentric block 1, the scriber 2 is connected with the eccentric block 1 through a plurality of structures, the adhesion tester can drive the sample plate and the, thereby reducing the effect of wobble on the pressure between the stylus 2 and the template.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an eccentric head structure of adhesive force experiment appearance, includes columniform eccentric block (1) and scriber (2), its characterized in that: the eccentric block connecting device is characterized by further comprising a rotating ring (3), a connecting ring (4), a plurality of connecting rods (5), a connecting block (6) and a spring (7), wherein the top surface of the eccentric block (1) is fixedly connected with an installation block (8), the bottom surface of the eccentric block (1) is provided with an installation groove (9) extending along the axial direction of the eccentric block (1), the side wall of the eccentric block (1) is provided with a plurality of connecting grooves (10) extending along the axial direction of the eccentric block (1) and communicated with the installation groove (9), the rotating ring (3) is in threaded connection with the outer wall of the eccentric block (1), a connecting mechanism (11) used for enabling the connecting ring (4) and the rotating ring (3) to coaxially rotate and axially limit is arranged between the connecting ring (4) and the rotating ring (3), and the connecting rods (5) are all fixedly connected to the inner wall of, and a plurality of connecting rods (5) one-to-one pass in spread groove (10) and extend to mounting groove (9), connecting block (6) fixed connection in a plurality of connecting rods (5) be located the one end of mounting groove (9), scriber (2) pass through spring (7) connect in connecting block (6) bottom, just scriber (2) slip peg graft in mounting groove (9).
2. The eccentric head structure of an adhesion force experiment instrument according to claim 1, wherein: the connecting mechanism (11) comprises a first limiting ring (12) fixedly connected to the bottom surface of the rotating ring (3) close to the outer edge, a second limiting ring (13) fixedly connected to one end, far away from the rotating ring (3), of the first limiting ring (12), a third limiting ring (14) fixedly connected to the top surface of the connecting ring (4) close to the inner edge, and a fourth limiting ring (15) fixedly connected to one end, close to the rotating ring (3), of the third limiting ring (14), the first limiting ring (12), the second limiting ring (13), the third limiting ring (14) and the fourth limiting ring (15) are coaxially arranged, and the top surface of the second limiting ring (13) is abutted to the bottom surface of the fourth limiting ring (15).
3. The eccentric head structure of an adhesion force experiment instrument according to claim 1, wherein: the outer wall of the rotating ring (3) is provided with friction grains.
4. The eccentric head structure of an adhesion force experiment instrument according to claim 1, wherein: the outer wall of the eccentric block (1) is provided with scale marks (21).
5. The eccentric head structure of an adhesion force experiment instrument according to claim 1, wherein: the outer wall of the rotating ring (3) is marked with a first alignment line (16), and the outer wall of the connecting ring (4) is marked with a second alignment line (17).
6. The eccentric head structure of an adhesion force experiment instrument according to claim 1, wherein: the bottom end of the spring (7) is fixedly connected with a sliding block, and a fixing mechanism (18) used for limiting the relative position between the sliding block and the scriber (2) is arranged between the sliding block and the scriber (2).
7. The eccentric head structure of an adhesion force experiment instrument according to claim 6, wherein: the sliding block is in clearance fit with the inner wall of the mounting groove (9).
8. The eccentric head structure of an adhesion force experiment instrument according to claim 6, wherein: the fixing mechanism (18) comprises a fixing groove (19) formed in the bottom surface of the sliding block and a fixing screw rod (20) fixedly connected to the top surface of the scriber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792620.8U CN210803245U (en) | 2019-10-23 | 2019-10-23 | Eccentric head structure of adhesive force experiment instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792620.8U CN210803245U (en) | 2019-10-23 | 2019-10-23 | Eccentric head structure of adhesive force experiment instrument |
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| Publication Number | Publication Date |
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| CN210803245U true CN210803245U (en) | 2020-06-19 |
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| CN201921792620.8U Active CN210803245U (en) | 2019-10-23 | 2019-10-23 | Eccentric head structure of adhesive force experiment instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090281A (en) * | 2024-04-23 | 2024-05-28 | 成都飞机工业（集团）有限责任公司 | Sampling device and sampling method for aircraft coating adhesion experiment |
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2019
- 2019-10-23 CN CN201921792620.8U patent/CN210803245U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090281A (en) * | 2024-04-23 | 2024-05-28 | 成都飞机工业（集团）有限责任公司 | Sampling device and sampling method for aircraft coating adhesion experiment |
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