CN210375933U - Firm type steel wire torsion testing machine - Google Patents
Firm type steel wire torsion testing machine Download PDFInfo
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- CN210375933U CN210375933U CN201921144899.9U CN201921144899U CN210375933U CN 210375933 U CN210375933 U CN 210375933U CN 201921144899 U CN201921144899 U CN 201921144899U CN 210375933 U CN210375933 U CN 210375933U
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Abstract
The utility model relates to a steady steel wire torsion testing machine, belonging to the technical field of steel wire manufacturing equipment, a lower clamping piece is fixedly arranged on the sliding moving seat, a limiting pin is fixedly arranged on the lower clamping piece, a steel wire is clamped in the rotary chuck, the steel wire is overlapped with the central axis of the rotary chuck, the steel wire is arranged in a tangent way with the limiting pin, the steel wire is clamped between the upper clamping piece and the lower clamping piece, when changing the steel wire that awaits measuring, with the steel wire centre gripping in rotatory chuck, then make the steel wire and the tangent setting of spacer pin, the tangent point need be the same with preceding tangent point of surveying the steel wire, at last with the steel wire chucking under between clamping piece and the last clamping piece, the steel wire that awaits measuring is fixed, the central axis coincidence of the steel wire that awaits measuring and rotatory chuck this moment, the spacer pin has played limiting displacement to the steel wire, it is within 0.5 to have guaranteed rotatory chuck and steel wire centre gripping removal end concentricity, can be accurate detect out the torsional value of steel wire.
Description
Technical Field
The utility model belongs to the technical field of steel wire manufacture equipment technique and specifically relates to a firm type steel wire torsion testing machine is related to.
Background
The steel wire torsion performance is detected, and the method is mainly used for measuring the plastic deformation bearing capacity of metal in the unidirectional torsion process and displaying the surface and internal defects of the material. When the steel wire torsion testing machine is mounted on the steel wire torsion testing machine, one end of the steel wire to be tested is fixed on the rotary chuck, and the other end of the steel wire to be tested is fixed on the fixed chuck. Rotatory chuck generally is drill chuck, and the centre gripping is convenient, can guarantee that the steel wire is in drill chuck's central point and puts, but, fixed chuck on the traditional steel wire torsion testing machine does not have spacingly, relies on the artifical centre gripping of feeling, belongs to free centre gripping, and the stiff end that can't guarantee the steel wire that awaits measuring and removal end concentricity are within 0.5, and this atress that just makes the steel wire is unstable, leads to the torsional value unstable, can't the accurate torsional value that detects out the steel wire.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the problem that the fixed chuck on the traditional steel wire torsion testing machine does not have spacing and can not guarantee the fixed end and the moving end concentricity of the steel wire to be tested, the stable steel wire torsion testing machine is provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a firm type steel wire torsion testing machine, includes the base, fixed mounting has rotatory chuck on the base, slidable mounting has the removal seat on the base, fixed mounting has lower clamping piece on the removal seat, fixed mounting has the spacer pin down on the clamping piece, the centre gripping has the steel wire in the rotatory chuck, the steel wire coincides with the central axis of rotatory chuck, the steel wire sets up with the spacer pin is tangent, the spacer pin overcoat is equipped with the clamping piece, it passes through locking device fixed mounting on the lower clamping piece to go up the clamping piece, the steel wire chucking is at last clamping piece and between the clamping piece down.
The utility model discloses a firm type steel wire torsion testing machine, clamping piece under fixed mounting on gliding removal seat, fixed mounting spacer pin on the clamping piece under, the steel wire centre gripping is in rotatory chuck, the coincidence of steel wire and rotatory chuck's the central axis, the steel wire sets up with the spacer pin is tangent, the steel wire chucking is between last clamping piece and lower clamping piece, during the experiment, when changing the steel wire that awaits measuring, with the steel wire centre gripping in rotatory chuck, then make the steel wire and the tangent setting of spacer pin, the tangent point need be the same with preceding tangential point of surveying the steel wire, at last with the steel wire chucking under between clamping piece and last clamping piece, the steel wire that awaits measuring is fixed, the steel wire that awaits measuring this moment coincides with rotatory chuck's the central axis, the spacer pin has played limiting displacement to the steel wire, it removes the end concentricity within 0.5 to have guaranteed rotatory chuck and steel wire centre gripping, can be.
Under the unchangeable condition of atress, the steel wire is twisting the in-process, and the extension is twistd reverse can appear to the steel wire, so will ensure that the steel wire centre gripping moves the end and has the centre gripping length that surpasss the steel wire elongation, for extension steel wire centre gripping length, still fixed mounting has a fixed pin, and is a plurality of on the clamp plate down the center circumference equipartition of clamp plate is followed to fixed pin and spacer pin, the steel wire all tangent setting with spacer pin and a plurality of fixed pin, set up the through-hole that supplies the fixed pin to wear to establish on going up the clamp plate, when the centre gripping steel wire that awaits measuring, along the outside winding steel wire that awaits measuring of spacer pin and fixed pin, lengthened steel wire centre gripping length, through the fixed pin.
In order to simplify the utility model discloses an overall structure, locking device includes the locking bolt, locking bolt fixed mounting is put at the central point of clamping piece down, it establishes outside the locking bolt to go up the clamping piece cover, gland nut is installed to the last screw thread of locking bolt, gland nut and the upper surface laminating of last clamping piece, gland nut is to clamping piece rotary motion down simultaneously, promotes to go up the clamping piece and is close to the steel wire chucking is between clamping piece and last clamping piece down.
In order to facilitate the rotation of the compression nut, a handle which is convenient for the rotation of the compression nut is fixedly arranged on the compression nut.
The utility model has the advantages that: the stable steel wire torsion testing machine of the utility model is fixedly provided with the lower clamping piece on the sliding moving seat, a limiting pin is fixedly arranged on the lower clamping piece, a steel wire is clamped in the rotary chuck, the steel wire is superposed with the central axis of the rotary chuck, the steel wire is arranged in a tangent way with the limiting pin, the steel wire is clamped between the upper clamping piece and the lower clamping piece, when changing the steel wire that awaits measuring, with the steel wire centre gripping in rotatory chuck, then make the steel wire and the tangent setting of spacer pin, the tangent point need be the same with preceding tangent point of surveying the steel wire, at last with the steel wire chucking under between clamping piece and the last clamping piece, the steel wire that awaits measuring is fixed, the central axis coincidence of the steel wire that awaits measuring and rotatory chuck this moment, the spacer pin has played limiting displacement to the steel wire, it is within 0.5 to have guaranteed rotatory chuck and steel wire centre gripping removal end concentricity, can be accurate detect out the torsional value of steel wire.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a two-dimensional cross-sectional view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic diagram of the winding of the steel wire in the present invention.
In the figure: 1. the clamp comprises a base, 2 parts of a rotary chuck, 3 parts of a moving seat, 4 parts of a lower clamping piece, 5 parts of a limiting pin, 6 parts of a steel wire, 7 parts of an upper clamping piece, 8 parts of a fixed pin, 9 parts of a locking bolt, 10 parts of a compression nut and 11 parts of a handle.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, firm type steel wire torsion testing machine, which comprises a base 1, fixed mounting has rotating chuck 2 on the base 1, slidable mounting has removal seat 3 on the base 1, fixed mounting has lower clamping piece 4 on the removal seat 3, fixed mounting has spacer pin 5 on the lower clamping piece 4, centre gripping has steel wire 6 in the rotating chuck 2, steel wire 6 and rotating chuck 2's the central axis coincidence, steel wire 6 and spacer pin 5 tangent setting, 5 overcoat of spacer pin are equipped with clamping piece 7, go up clamping piece 7 and pass through locking device fixed mounting under on clamping piece 4, 6 chunks of steel wire are at last clamping piece 7 and under between clamping piece 4.
Under the unchangeable condition of atress, steel wire 6 is twisting the in-process, the extension is twistd reverse can appear in steel wire 6, so it moves the end to ensure 6 centre gripping of steel wire and has the centre gripping length that surpasss 6 elongations of steel wire, for 6 centre gripping lengths of extension steel wire, still fixed mounting has fixed pin 8 on the lower clamping piece 4, as shown in figure 2, 3 fixed pin 8 and spacer pin 5 are along the central circumference equipartition of clamping piece 4 down, steel wire 6 and spacer pin 5 and 3 fixed pin 8 homogeneous phase are surely set up, as shown in figure 3, go up and offer the through-hole that supplies fixed pin 8 to wear to establish on the clamping piece 7, when the centre gripping steel wire 6 that awaits measuring, along the outside winding of spacer pin 5 and fixed pin 8 steel wire 6 that awaits measuring, the 6 centre gripping length of steel wire has been lengthened, through the wire winding of fixed pin.
The locking device comprises a locking bolt 9, the locking bolt 9 is fixedly installed at the central position of the lower clamping piece 4, the upper clamping piece 7 is sleeved outside the locking bolt 9, a compression nut 10 is installed on the locking bolt 9 in a threaded mode, and a handle 11 convenient for rotating the compression nut 10 is fixedly installed on the compression nut 10. The compression nut 10 is attached to the upper surface of the upper clamping piece 7, and the upper clamping piece 7 is pushed to approach the lower clamping piece 4 while the compression nut 10 rotates and moves towards the lower clamping piece 4, so that the steel wire 6 is clamped between the lower clamping piece 4 and the upper clamping piece 7.
The utility model discloses a firm type steel wire torsion testing machine, fixed mounting lower clamping piece 4 on gliding removal seat 3, fixed mounting spacer pin 5 on lower clamping piece 4, steel wire 6 centre gripping is in rotatory chuck 2, steel wire 6 coincides with the central axis of rotatory chuck 2, steel wire 6 is tangent to setting up with spacer pin 5, steel wire 6 chucking is between upper clamping piece 7 and lower clamping piece 4, during the test, when changing steel wire 6 that awaits measuring, with steel wire 6 centre gripping in rotatory chuck 2, then make steel wire 6 and spacer pin 5 tangent setting, the tangent point need with the tangent point of preceding surveyed steel wire 6 the same, at last with steel wire 6 chucking between lower clamping piece 4 and upper clamping piece 7, steel wire 6 that awaits measuring is fixed, the coincidence of the central axis of steel wire 6 and rotatory chuck 2 that awaits measuring at this moment, spacer pin 5 has played the limiting displacement to steel wire 6, guaranteed that rotatory chuck 2 and the homocentric degree of steel wire 6 centre gripping removal end are within 0.5, the torsion value of the steel wire 6 can be accurately detected.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a firm type steel wire torsion testing machine, includes base (1), fixed mounting has rotating chuck (2) on base (1), slidable mounting has removal seat (3), its characterized in that on base (1): remove on seat (3) fixed mounting and have lower clamping piece (4), fixed mounting has spacer pin (5) down on clamping piece (4), the centre gripping has steel wire (6) in rotatory chuck (2), the central axis coincidence of steel wire (6) and rotatory chuck (2), steel wire (6) and spacer pin (5) tangent setting, spacer pin (5) overcoat is equipped with clamping piece (7), it is on clamping piece (4) down through locking device fixed mounting to go up clamping piece (7), steel wire (6) chucking is at last clamping piece (7) and down between clamping piece (4).
2. The robust wire torsion tester of claim 1, wherein: it has fixed pin (8), a plurality of still fixed mounting down on clamping piece (4) fixed pin (8) and spacer pin (5) are along the central circumference equipartition of clamping piece (4) down, steel wire (6) and spacer pin (5) and a plurality of fixed pin (8) are cut mutually and are set up, go up and offer the through-hole that supplies fixed pin (8) to wear to establish on clamping piece (7).
3. The robust wire torsion tester of claim 1, wherein: locking device includes locking bolt (9), locking bolt (9) fixed mounting is put at the central point of lower clamping piece (4), it establishes outside locking bolt (9) to go up clamping piece (7) cover, gland nut (10) are installed to the screw thread on locking bolt (9), gland nut (10) and the upper surface laminating of last clamping piece (7).
4. The robust wire torsion tester of claim 3, wherein: and a handle (11) which is convenient for rotating the compression nut (10) is fixedly arranged on the compression nut (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144899.9U CN210375933U (en) | 2019-07-20 | 2019-07-20 | Firm type steel wire torsion testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144899.9U CN210375933U (en) | 2019-07-20 | 2019-07-20 | Firm type steel wire torsion testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375933U true CN210375933U (en) | 2020-04-21 |
Family
ID=70272836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921144899.9U Active CN210375933U (en) | 2019-07-20 | 2019-07-20 | Firm type steel wire torsion testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375933U (en) |
-
2019
- 2019-07-20 CN CN201921144899.9U patent/CN210375933U/en active Active
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