CN214503136U - Clamping device for multi-angle mechanical property test of circular welding sample - Google Patents
Clamping device for multi-angle mechanical property test of circular welding sample Download PDFInfo
- Publication number
- CN214503136U CN214503136U CN202120724884.0U CN202120724884U CN214503136U CN 214503136 U CN214503136 U CN 214503136U CN 202120724884 U CN202120724884 U CN 202120724884U CN 214503136 U CN214503136 U CN 214503136U
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- bevel gear
- sample
- circular welding
- clamping device
- mechanical property
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Abstract
The utility model discloses a clamping device for multi-angle mechanical property test of a circular welding sample, which comprises a base, the base is connected with an external fixed table through a foundation screw, the base and the sample table are fixed by a connecting shaft and a fixed shaft, a speed change gear is arranged on the connecting shaft and is meshed with an adjusting gear, a rotating shaft is arranged at the center of the adjusting gear, the outer part of the sample table is provided with a rotary hole which is connected with a small bevel gear, the small bevel gear is meshed with a large bevel gear, big bevel gear passes through antifriction bearing and is connected with the bracing piece, big bevel gear passes through the swivelling chute and is connected with the fixture block, the utility model discloses equipment is simple, and convenient operation can carry out the centre gripping through adjusting the fixture block distance to the circular welding sample of different diameters, has solved the demand to the angle in the circular welding sample mechanics testing process simultaneously.
Description
Technical Field
The utility model relates to a clamping device technical field of weldment mechanical properties test specifically is a clamping device of circular welding sample multi-angle mechanical properties test.
Background
As an important hot working technology, the welding technology is applied from the earliest traditional handicraft industry to the modern application in high precision fields such as aerospace, aviation, energy sources and the like, and the application of the welding technology is not only more and more common, but also more and more high in various indexes of the welding technology. The weldment joint is the weakest place of part intensity, because faster heating and cooling rate in welding process, the material is inside can to produce temperature gradient, produces residual stress in the different micro-regions of welded joint, all has very big influence to mechanical properties such as fatigue strength, impact toughness and plastic deformation of welding member. The quality detection of the weldment joint is particularly important, and detection methods such as visual detection, bending detection, torque detection, tension detection, radioactivity detection and the like exist at present aiming at the detection of the weldment strength. In the process of strength testing, the weldment needs to be clamped and then other devices, such as a universal testing machine, a torque device and the like, are used for carrying out corresponding tests.
The existing clamping device for the circular welding sample can only be tested in one direction generally, and due to the mechanical requirements of different welding pieces, the clamp needs to be frequently replaced, so that the working efficiency is greatly reduced, certain potential safety hazards exist, and the requirement of current people on the product can not be met by the design far away.
Therefore, how to design a clamping device for multi-angle mechanical property testing of a circular welding sample becomes a problem to be solved currently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clamping device of circular welding sample multi-angle mechanical properties test to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for testing the multi-angle mechanical property of a circular welding sample comprises a base, wherein the base is connected with an external fixed table through a foundation screw, the base and the sample table are fixed by a connecting shaft and a fixed shaft, the outside of the connecting shaft is connected with a speed change gear by a connecting key, the speed change gear is engaged with the adjusting gear, the center of the adjusting gear is provided with a rotating shaft, the outer part of the sample table is provided with a rotary hole, the rotary hole is connected with a small bevel gear which is meshed with a large bevel gear, the center of the large bevel gear is provided with a rolling bearing, the rolling bearing is concentric with the support rod, the sleeve is sleeved outside the support rod, the support rod is connected with the sample stage through a fixing bolt, the large bevel gear is meshed with the bottom of the fixture block through the rotating groove, and the fixture block and the sample table move relatively through the sliding groove.
Furthermore, 4 foundation screws are arranged on the base.
Furthermore, the surface of the sample table is provided with a rotary hole, and a clamping groove is arranged in the rotary hole.
Furthermore, a sleeve is sleeved outside the support frame and supports the rolling bearing and the large bevel gear.
Further, the large bevel gear and the clamping block rotate through the rotating groove and move relatively along the sliding groove.
Furthermore, the support frame is fixedly connected with the sample table through a fixing bolt.
Furthermore, the change gear is connected with the connecting shaft through connecting keys, and the number of the connecting keys is 4.
The utility model discloses the beneficial effect who reaches is: the small bevel gear is rotated through the rotary hole to drive the large bevel gear to rotate, the clamping blocks are loosened, a circular welding sample is placed into the four clamping blocks, the circular welding sample is clamped tightly through the rotary hole once again, the rotation angle of the sample table is adjusted through the rotary rotating shaft, so that the test influenced by the tested angle in the mechanical property test process can be met, the stability in the circular welding sample clamping process is ensured, the foundation screw can effectively connect the base with the external fixing table, and the multi-angle mechanical property test of a welding piece is realized.
Description of the drawings:
the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a view showing the overall structure of the present invention;
fig. 2 is a left side view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a partial cross-sectional view of the present invention;
reference numbers in the figures: 1. a base; 2. anchor screws; 3. a sample stage; 4. screwing holes; 5. a sliding groove; 6. a clamping block; 7. a connecting screw; 8. a speed change gear; 9. a connecting bond; 10. a connecting shaft; 11. a keyway; 12. a rotating shaft; 13. an adjusting gear; 14. a rotating tank; 15. a large bevel gear; 16. a fixed shaft; 17. a sleeve; 18. a support bar; 19. a rolling bearing; 20. fixing the bolt; 21. a small bevel gear; 22. a clamping groove.
Detailed Description
The preferred embodiments of the present invention will be described with reference to the accompanying drawings, and it is to be understood that the preferred embodiments described herein are merely for purposes of illustration and understanding, and are not intended to limit the invention.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution: a clamping device for testing the multi-angle mechanical property of a circular welding sample comprises a base 1, wherein the base 1 is connected with an external fixed table through a foundation screw 2, the base 1 and the sample table 3 are fixed by a connecting shaft 10 and a fixed shaft 16, the outside of the connecting shaft 10 is connected with a speed change gear 8 by a connecting key 9, the speed changing gear 8 is meshed with an adjusting gear 13, a rotating shaft 14 is arranged at the center of the adjusting gear 13, the surface of the sample table 3 is provided with a rotary hole 4, the rotary hole 4 is connected with a small bevel gear 21, the small bevel gear 21 is meshed with the large bevel gear 15, the rolling bearing 19 is arranged in the center of the large bevel gear 15 and connected with the support rod 18, the supporting rod 18 is connected with the sample stage 3 through a fixing bolt 20, the large bevel gear 15 is meshed with the bottom of the fixture block 6 through the rotating groove 14, and the fixture block 6 and the sample stage 3 move relatively through the sliding groove 5.
More specifically, the base 1 and the sample stage 3 are connected through a connecting shaft 10 and a fixed shaft 16, the connecting shaft 10 is connected with a speed change gear 8 through a connecting key 9, the speed change gear 8 is meshed with an adjusting gear 13, a rotating shaft 12 is installed at the center of the adjusting gear, and the rotating shaft 12 can be externally connected with a mechanical rotating device control device to control the rotating angle; a clamping groove 22 is formed in the center rotary hole 4 of the small bevel gear 21, the small bevel gear 21 can drive the large bevel gear 15 to rotate clockwise, the clamping block 6 moves inwards along the sliding groove 5, and a sample is clamped tightly.
The utility model discloses when using, base 1 is whole rotary clamping device's carrier, can be connected with universal tester workstation, and rotation axis 12 is whole rotary clamping device's angle controller, can link to each other with mechanical rotation control device, and sample platform 3 uses connecting axle 10 as the centre of a circle, rotates the rotation that can satisfy the circular welding sample of different angles through change gear 8.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing examples, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A clamping device for a circular welding sample in multi-angle mechanical property test comprises a base (1), wherein the base (1) is connected with an external fixed table through a foundation screw (2), the base (1) and a sample table (3) are fixed through a connecting shaft (10) and a fixed shaft (16), a speed change gear (8) is installed on the connecting shaft (10), the speed change gear (8) is meshed with an adjusting gear (13), a rotating shaft (12) is installed at the center of the adjusting gear (13), a rotary hole (4) is formed in the outer portion of the sample table (3), the rotary hole (4) is connected with a small bevel gear (21), the small bevel gear (21) is meshed with a large bevel gear (15), a rolling bearing (19) is installed at the center of the large bevel gear (15), the rolling bearing (19) is concentric with a supporting rod (18), the supporting rod (18) is connected with the sample table (3) through a fixing bolt (20), the large bevel gear (15) is meshed with the bottom of the fixture block (6) through the rotating groove (14), and the fixture block (6) and the sample table (3) move through the sliding groove (5).
2. The clamping device for the multi-angle mechanical property test of the circular welding sample as claimed in claim 1, wherein: the base (1) is provided with 4 foundation screws (2).
3. The clamping device for the multi-angle mechanical property test of the circular welding sample as claimed in claim 1, wherein: the surface of the sample table (3) is provided with a rotary hole (4), and a clamping groove (22) is arranged in the rotary hole (4).
4. The clamping device for the multi-angle mechanical property test of the circular welding sample as claimed in claim 1, wherein: the large bevel gear (15) and the fixture block (6) rotate through the rotating groove (14) and move relatively along the sliding groove (5).
5. The clamping device for the multi-angle mechanical property test of the circular welding sample as claimed in claim 1, wherein: the number of the fixing bolts (20) is 4.
6. The clamping device for the multi-angle mechanical property test of the circular welding sample as claimed in claim 1, wherein: the speed changing gear (8) is connected with the connecting shaft (10) through connecting keys (9), and the number of the connecting keys (9) is 4.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120724884.0U CN214503136U (en) | 2021-04-09 | 2021-04-09 | Clamping device for multi-angle mechanical property test of circular welding sample |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120724884.0U CN214503136U (en) | 2021-04-09 | 2021-04-09 | Clamping device for multi-angle mechanical property test of circular welding sample |
Publications (1)
Publication Number | Publication Date |
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CN214503136U true CN214503136U (en) | 2021-10-26 |
Family
ID=78202270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120724884.0U Expired - Fee Related CN214503136U (en) | 2021-04-09 | 2021-04-09 | Clamping device for multi-angle mechanical property test of circular welding sample |
Country Status (1)
Country | Link |
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CN (1) | CN214503136U (en) |
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2021
- 2021-04-09 CN CN202120724884.0U patent/CN214503136U/en not_active Expired - Fee Related
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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: 20211026 |
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CF01 | Termination of patent right due to non-payment of annual fee |