CN210401054U - Workpiece chuck device for drawing test - Google Patents
Workpiece chuck device for drawing test Download PDFInfo
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- CN210401054U CN210401054U CN201921101652.9U CN201921101652U CN210401054U CN 210401054 U CN210401054 U CN 210401054U CN 201921101652 U CN201921101652 U CN 201921101652U CN 210401054 U CN210401054 U CN 210401054U
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- workpiece
- chuck
- conical
- chuck device
- flexible
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Abstract
The utility model discloses a workpiece chuck device for drawing test, which comprises a conical chuck and a cylindrical jacket, wherein the cylindrical jacket is sleeved at the periphery of the conical chuck and fixedly connected at the end part through an end part fastener, and simultaneously, the workpiece is flexibly locked through a plurality of flexible limiting screws on the sleeved surface of the cylindrical jacket, and a workpiece positioning groove for clamping the workpiece is arranged in the conical chuck; wherein, the conical chuck is provided with a plurality of deformation notches which are beneficial to flexible and stable clamping, and the workpiece positioning groove is internally provided with a spiral anti-skid thread; the utility model can further improve the flexible and stable clamping installation between the workpiece and the chuck device, and avoid the workpiece from being cracked; and simultaneously the utility model discloses workpiece chuck device's mounting structure is simple, easily installs the test fast.
Description
Technical Field
The utility model belongs to a civil engineering is part for test system, concretely relates to draw work piece chuck device of test usefulness.
Background
The test system for civil engineering is a key monitoring device for ensuring the construction quality of civil engineering. Specifically, the workpiece drawing test mainly refers to that after the upper end part and the lower end part of the workpiece are clamped and positioned, the workpiece is directly drawn by a power piece until the workpiece is damaged and drawn, and the drawing strength of the workpiece is evaluated.
The existing workpiece drawing test equipment adopts rigid positioning for the positioning clamp structure of the workpiece, so that the workpiece is cracked easily to cause drawing failure, and further the drawing strength of the workpiece cannot be accurately detected, and meanwhile, the existing workpiece drawing test equipment has potential safety hazards that the workpiece is cracked and flies out.
Disclosure of Invention
In view of this, an object of the present invention is to provide a workpiece chuck device for drawing test, which can further improve the flexible and stable clamping installation between the workpiece and the chuck device, and prevent the workpiece from cracking; and simultaneously the utility model discloses workpiece chuck device's mounting structure is simple, easily installs the test fast.
The utility model adopts the technical scheme as follows:
a workpiece chuck device for drawing test comprises a conical chuck and a cylindrical jacket, wherein the cylindrical jacket is sleeved on the periphery of the conical chuck and fixedly connected at the end part through an end part fastener, the workpiece is flexibly locked on the sleeved surface through a plurality of flexible limiting screws, and a workpiece positioning groove for clamping the workpiece is arranged in the conical chuck; the conical chuck is provided with a plurality of deformation notches beneficial to flexible, stable and clamping, and the workpiece positioning groove is internally provided with a spiral anti-skidding thread.
Preferably, the bottom of the conical chuck is provided with a chuck mounting base plate for fixed mounting, the chuck mounting base plate is integrally connected with the conical chuck, and a groove transition connecting surface is arranged between the chuck mounting base plate and the conical chuck.
Preferably, the taper range of the taper type chuck is 1-5 degrees.
Preferably, a plurality of waist-shaped grooves are uniformly distributed on the outer peripheral surface of the cylindrical jacket at intervals, a plurality of mounting holes correspondingly matched with the waist-shaped grooves are uniformly distributed on the outer peripheral surface of the conical chuck at intervals, and the flexible limiting screws are correspondingly inserted into the waist-shaped grooves and the mounting holes respectively and used for flexibly locking the workpiece.
Preferably, the number of the end fastening pieces ranges from 4 to 8, and the number of the flexible limiting screws ranges from 4 to 8.
The utility model provides a form chuck device by the combination of conical chuck and cylinder jacket, conical chuck cup joints in the cylinder jacket, and conical chuck is equipped with deformation incision structure simultaneously, can realize flexible and firm clamping when effectively the work piece is drawing, avoids the work piece to be burst open, can effectively ensure the accuracy of work piece drawing strength test simultaneously, can also stop the potential safety hazard that the work piece was burst open and fly out;
the utility model discloses still further preferably propose set up screw-tupe anti-skidding screw thread in the work piece locating slot of the conical chuck, screw-tupe anti-skidding screw thread can further improve the flexible and firm clamping installation between work piece and chuck device, avoid the work piece to be cracked; and simultaneously the utility model discloses workpiece chuck device's mounting structure is simple, easily installs the test fast.
Drawings
FIG. 1 is a schematic diagram of a workpiece pull test system 100 according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is a schematic view of the lower upper and lower jaw assemblies 130 and 150 according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of FIG. 4;
fig. 6 is an exploded view of fig. 4.
Detailed Description
The embodiment of the utility model discloses a workpiece chuck device for drawing test, which comprises a conical chuck and a cylindrical jacket, wherein the cylindrical jacket is sleeved on the periphery of the conical chuck and fixedly connected at the end part through an end fastener, and simultaneously, the workpiece is flexibly locked on the sleeved surface through a plurality of flexible limiting screws, and a workpiece positioning groove for clamping the workpiece is arranged in the conical chuck; wherein, the conical chuck is provided with a plurality of deformation incisions which are beneficial to flexible, stable and clamping, and the workpiece positioning groove is internally provided with a spiral anti-skidding thread.
The embodiment of the utility model provides a make up by conical chuck and cylinder jacket and form chuck device, conical chuck cup joints in the cylinder jacket, and conical chuck is equipped with deformation incision structure simultaneously, can realize flexible and firm clamping when effectively the work piece is drawn, avoids the work piece to be burst apart, can effectively ensure the accuracy of work piece drawing strength test simultaneously, can also stop the potential safety hazard that the work piece was burst apart and flies out; the spiral anti-slip thread is arranged in the workpiece positioning groove of the conical chuck, so that the flexible and stable clamping installation between the workpiece and the chuck device can be further improved, and the workpiece is prevented from being cracked; simultaneously the embodiment of the utility model provides a workpiece chuck device's mounting structure is simple, easily installs the test fast.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, in the workpiece drawing test system 100, in the present embodiment, a workpiece 200 is made of a steel bar, and is provided with a strain sensor (not shown), the strain sensor is in signal connection with an external data storage device, and the specific implementation may be implemented by using the prior art; the workpiece drawing test system 100 comprises a mounting base 110 and a mounting beam 120, wherein the mounting base 110 is fixedly mounted and connected with the mounting beam 120 and is positioned above the mounting base 110, a lower chuck device 130 used for clamping and positioning the lower end part of a workpiece 200 is fixedly mounted on the mounting base 110, a sliding frame 121 is mounted on the mounting beam 120 in a sliding fit manner, the upper end of the sliding frame 121 is fixedly connected with an output shaft 141 of a hydraulic power mechanism 140, and the lower end of the sliding frame is fixedly mounted with an upper chuck device 150 used for clamping and positioning the upper end part; as shown in fig. 4, 5 and 6, the upper chuck device 150 and the lower chuck device 130 both include a conical chuck 310 and a cylindrical jacket 320, the cylindrical jacket 320 is sleeved on the periphery of the conical chuck 310 and is fixedly connected at an end portion by an end fastening member 330, and the workpiece 200 is flexibly locked on a sleeved surface thereof by a plurality of flexible limiting screws 340, and a workpiece positioning slot 311 for clamping the workpiece 200 is provided in the conical chuck 310, preferably, in the present embodiment, the conical range of the conical chuck 310 is 1-5 degrees, the number of the end fastening members 330 is 4-8, and the number of the flexible limiting screws 340 is 4-8; specifically, in the present embodiment, the taper of the tapered collet 310 is 2.5 degrees, the number of the end fasteners 330 is 6, and the number of the flexible limit screws 340 is 6;
in the present embodiment, the conical chuck 310 is provided with a plurality of deformation notches 312 which are beneficial for flexible and stable clamping, and a spiral anti-slip thread 311a is arranged in the workpiece positioning slot 311;
preferably, in this embodiment, a plurality of waist-shaped grooves 321 are uniformly distributed on the outer peripheral surface of the cylindrical jacket 320 at intervals, a plurality of mounting holes 313 correspondingly matched with the waist-shaped grooves 321 are uniformly distributed on the outer peripheral surface of the conical chuck 310 at intervals, and the flexible limit screws 340 are respectively and correspondingly inserted into the waist-shaped grooves 321 and the mounting holes 313 for flexibly locking the workpiece 200; preferably, in the present embodiment, a chuck mounting base plate 314 for fixed mounting is disposed at the bottom of the tapered chuck 310, the chuck mounting base plate 314 is integrally connected with the tapered chuck 310, and a groove transition connection surface 315 is disposed between the chuck mounting base plate 314 and the tapered chuck 310;
preferably, in the present embodiment, the mounting base 110 is provided with mounting holes 111 distributed in an array shape, and the mounting holes 111 are fixedly connected with the chuck mounting chassis 314; the sliding frame 121 is provided with mounting holes 121a distributed in an array shape, and the mounting holes 121a are fixedly connected with the chuck mounting chassis 314; preferably, the mounting hole 111 is fixedly connected with the chuck mounting base plate 314 by using a fixing screw 350a, the number of the fixing screws 350a ranges from 3 to 6, and specifically, in the present embodiment, the number of the fixing screws is 4; preferably, the mounting hole 121a is fixedly connected to the chuck mounting base plate 314 by a fixing screw 350b, and the number of the fixing screws 350b ranges from 3 to 6, and specifically, in the present embodiment, the number of the fixing screws 350b is 4.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The workpiece chuck device for the drawing test is characterized by comprising a conical chuck and a cylindrical jacket, wherein the cylindrical jacket is sleeved on the periphery of the conical chuck and fixedly connected at the end part through an end part fastener, meanwhile, a workpiece is flexibly locked on a sleeving surface through a plurality of flexible limiting screws, and a workpiece positioning groove for clamping the workpiece is formed in the conical chuck; the conical chuck is provided with a plurality of deformation notches beneficial to flexible, stable and clamping, and the workpiece positioning groove is internally provided with a spiral anti-skidding thread.
2. The workpiece chuck device for the drawing test according to claim 1, wherein the conical chuck has a chuck mounting base plate at the bottom for fixed mounting, the chuck mounting base plate is integrally connected with the conical chuck, and a groove transition connecting surface is provided between the chuck mounting base plate and the conical chuck.
3. The workpiece chuck device for drawing test according to claim 1, wherein the taper of the taper type chuck is in the range of 1 to 5 degrees.
4. The workpiece chuck device for the drawing test according to claim 1, wherein a plurality of waist-shaped grooves are uniformly distributed on the outer circumferential surface of the cylindrical jacket at intervals, a plurality of mounting holes correspondingly matched with the waist-shaped grooves are uniformly distributed on the outer circumferential surface of the conical chuck at intervals, and the flexible limiting screws are respectively and correspondingly inserted into the waist-shaped grooves and the mounting holes for flexibly locking the workpiece.
5. The workpiece chuck device for drawing tests according to claim 1, wherein the number of the end fasteners is in the range of 4 to 8, and the number of the flexible limiting screws is in the range of 4 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921101652.9U CN210401054U (en) | 2019-07-15 | 2019-07-15 | Workpiece chuck device for drawing test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921101652.9U CN210401054U (en) | 2019-07-15 | 2019-07-15 | Workpiece chuck device for drawing test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210401054U true CN210401054U (en) | 2020-04-24 |
Family
ID=70354433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921101652.9U Expired - Fee Related CN210401054U (en) | 2019-07-15 | 2019-07-15 | Workpiece chuck device for drawing test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210401054U (en) |
-
2019
- 2019-07-15 CN CN201921101652.9U patent/CN210401054U/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: 20200424 Termination date: 20210715 |
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| CF01 | Termination of patent right due to non-payment of annual fee |