CN216747165U - Central in-situ cross hydraulic double-pull testing machine - Google Patents
Central in-situ cross hydraulic double-pull testing machine Download PDFInfo
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- CN216747165U CN216747165U CN202123267752.9U CN202123267752U CN216747165U CN 216747165 U CN216747165 U CN 216747165U CN 202123267752 U CN202123267752 U CN 202123267752U CN 216747165 U CN216747165 U CN 216747165U
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Abstract
The utility model discloses a central in-situ cross hydraulic double-pull testing machine, which comprises a horizontal machine platform, a cross sample wafer, an X + hydraulic pull mechanism, an X + hydraulic clamp, an X-hydraulic pull mechanism, an X-hydraulic clamp, a Y + hydraulic pull mechanism, a Y + hydraulic clamp, a Y-hydraulic pull mechanism and a Y-hydraulic clamp; the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism are all provided with hydraulic motors and displacement sensors and are all fixed on a horizontal machine table, so that the four hydraulic motors are respectively matched with the four displacement sensors to form closed-loop positioning, the structure is simple, the closed-loop control and the accurate positioning of the stretching displacement are realized, the whole size is small, the large-thrust stretching can be realized, and the stretching test of more than 30T in the market is met; the horizontal machine table is provided with an inner recess. Thus, the operator can conveniently enter the clamping sample wafer, and the whole machine table is attractive in design.
Description
Technical Field
The utility model relates to a test equipment field especially relates to a two testing machines that draw of center normal position cross hydraulic pressure.
Background
The traditional material testing machine can only test the tensile strength in one direction, but the application scenes of the material are more in a multi-direction tensile state, so the traditional testing method respectively tests the tensile load in two directions and then comprehensively calculates data. But the stress of each direction of the material in the actual multi-direction deformation process is mutually influenced: after stress is applied to the X direction, the failure stress of the Y direction is possibly slightly larger than that of the Y direction which is applied independently, and the stress is mostly applied to high-strength steel plates, aluminum alloy plates, carbon fiber panels and the like of automobiles.
In order to obtain data closer to an application scene, cross-shaped equal-pulling structure pulling is also performed in the industry to obtain theoretical data, but the structural design is complex, a lead screw stretching mechanism is adopted, the size is large, the stretching force is low, the tensile test is not applicable to more than 30T, a sample wafer is not convenient to clamp, the whole appearance design is not attractive enough, and the market development requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the existing cross double-pull testing machine, the utility model provides a center in-situ cross hydraulic double-pull testing machine, which has simple structure, beautiful design and convenient sample wafer clamping, adopts the hydraulic motor and the displacement sensor to cooperate to form closed-loop positioning, and can maximally reduce the volume; and the large-thrust stretching can be realized, and the tensile test of more than 30T on the market can be met.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
the utility model provides a two testing machines that draw of center normal position cross hydraulic pressure which characterized in that:
the central in-situ cross hydraulic double-pull testing machine comprises a horizontal machine table, a cross sample wafer, an X + hydraulic pull mechanism, an X + hydraulic clamp, an X-hydraulic pull mechanism, an X-hydraulic clamp, a Y + hydraulic pull mechanism, a Y + hydraulic clamp, a Y-hydraulic pull mechanism and a Y-hydraulic clamp;
the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism are provided with hydraulic motors and displacement sensors and are fixed on a horizontal machine table, and the displacement sensors are positioned beside the hydraulic motor shafts and are also fixed on the horizontal machine table;
the X + hydraulic clamp is connected with a hydraulic motor shaft of the X + hydraulic tension mechanism, the X-hydraulic clamp is connected with a hydraulic motor shaft of the X-hydraulic tension mechanism, the Y + hydraulic clamp is connected with a hydraulic motor shaft of the Y + hydraulic tension mechanism, and the Y-hydraulic clamp is connected with a hydraulic motor shaft of the Y-hydraulic tension mechanism;
the four ends of the cross sample are respectively fixed on an X + hydraulic clamp, an X-hydraulic clamp, a Y + hydraulic clamp and a Y-hydraulic clamp;
the horizontal machine table is provided with an inner recess.
According to an aspect of the present invention, the number of the inner recesses is at least 1, and the inner recesses are located between any two of the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism, and the Y-hydraulic tension mechanism.
According to the utility model discloses an aspect, X + hydraulic tension mechanism and X-hydraulic tension mechanism symmetry are fixed on horizontal board, Y + hydraulic tension mechanism and Y-hydraulic tension mechanism symmetry are fixed on horizontal board.
According to the utility model discloses an aspect, be equipped with the heating through-hole on the horizontal board, the heating through-hole is located the cross sample piece under.
According to the utility model discloses an aspect, two testing machines that draw of center normal position cross hydraulic pressure still are equipped with the rack, the rack is located horizontal board below.
According to an aspect of the utility model, the center normal position cross hydraulic pressure is drawn the testing machine bottom and is provided with the base.
According to the utility model discloses an aspect, two testing machines that draw of center normal position cross hydraulic pressure still include hydraulic system, hydraulic control system and electrical control system, hydraulic control system and electrical control system all link to each other with X + hydraulic tension mechanism, X-hydraulic tension mechanism, Y + hydraulic tension mechanism, Y-hydraulic tension mechanism.
The utility model discloses the advantage of implementing: a central in-situ cross hydraulic double-pull testing machine comprises a horizontal machine table, a cross sample wafer, an X + hydraulic pull mechanism, an X + hydraulic clamp, an X-hydraulic pull mechanism, an X-hydraulic clamp, a Y + hydraulic pull mechanism, a Y + hydraulic clamp, a Y-hydraulic pull mechanism and a Y-hydraulic clamp; the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism are all provided with hydraulic motors and displacement sensors and are fixed on a horizontal machine table, the displacement sensors are located beside a hydraulic motor shaft and are also fixed on the horizontal machine table, and therefore the four hydraulic motors are respectively matched with the four displacement sensors to form closed-loop positioning, the structure is simple, the stretching displacement closed-loop control is accurate in positioning, and compared with a traditional lead screw stretching system, the volume can be maximally reduced;
the X + hydraulic clamp is connected with a hydraulic motor shaft of the X + hydraulic tension mechanism, the X-hydraulic clamp is connected with a hydraulic motor shaft of the X-hydraulic tension mechanism, the Y + hydraulic clamp is connected with a hydraulic motor shaft of the Y + hydraulic tension mechanism, the Y-hydraulic clamp is connected with a hydraulic motor shaft of the Y-hydraulic tension mechanism, and the hydraulic tension mechanism can drive the hydraulic clamp to do stretching action. The four ends of the cross sample are respectively fixed on an X + hydraulic clamp, an X-hydraulic clamp, a Y + hydraulic clamp and a Y-hydraulic clamp, so that high-thrust stretching can be realized, and the requirement of a stretching test of more than 30T on the market is met; the horizontal machine table is provided with an inner recess. Thus, the operator can conveniently enter the sample wafer clamping device, and the whole machine table is attractive in design.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a center in-situ cross hydraulic double-pull testing machine according to the present invention;
fig. 2 is a top view of a center normal position cross hydraulic pressure double-pull testing machine.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model discloses a central normal position cross hydraulic double-pull testing machine, which comprises a horizontal machine table 1, a cross sample 2, an X + hydraulic tension mechanism 3, an X + hydraulic clamp 4, an X-hydraulic tension mechanism 5, an X-hydraulic clamp 6, a Y + hydraulic tension mechanism 7, a Y + hydraulic clamp 8, a Y-hydraulic tension mechanism 9 and a Y-hydraulic clamp 10; the X + hydraulic tension mechanism 3, the X-hydraulic tension mechanism 5, the Y + hydraulic tension mechanism 7 and the Y-hydraulic tension mechanism 9 are all provided with a hydraulic motor 11 and a displacement sensor 12 and are fixed on the horizontal machine table 1, the displacement sensor 12 is positioned beside the shaft of the hydraulic motor 11 and is also fixed on the horizontal machine table 1, and therefore the four hydraulic motors are respectively matched with the four displacement sensors to form closed-loop positioning, the structure is simple, the closed-loop control of the stretching displacement is accurate in positioning, and compared with a traditional lead screw stretching system, the volume can be maximally reduced;
the X + hydraulic clamp 4 is connected with a hydraulic motor shaft of the X + hydraulic tension mechanism 3, the X-hydraulic clamp 6 is connected with a hydraulic motor shaft of the X-hydraulic tension mechanism 5, the Y + hydraulic clamp 8 is connected with a hydraulic motor shaft of the Y + hydraulic tension mechanism 7, the Y-hydraulic clamp 10 is connected with a hydraulic motor shaft of the Y-hydraulic tension mechanism 9, and the hydraulic tension mechanism can drive the hydraulic clamp to do stretching action. Four ends of the cross sample 2 are respectively fixed on an X + hydraulic clamp 4, an X-hydraulic clamp 6, a Y + hydraulic clamp 8 and a Y-hydraulic clamp 10, so that high-thrust stretching can be realized, and the requirement of a stretching test of more than 30T on the market is met; the horizontal machine table 1 is provided with an inner recess 13. This facilitates the operator to enter the grip coupon.
In practical application, 2 recesses 12 are respectively arranged between the X + hydraulic tension mechanism 3 and the Y + hydraulic tension mechanism 7 and between the X-hydraulic tension mechanism 5 and the Y-hydraulic tension mechanism 9, the butterfly wing-expanding type is formed, and the whole design is attractive.
In practical application, the X + hydraulic tension mechanism 3 and the X-hydraulic tension mechanism 5 are symmetrically fixed on the horizontal machine table 1, the Y + hydraulic tension mechanism 7 and the Y-hydraulic tension mechanism 9 are symmetrically fixed on the horizontal machine table 1, and when a double-pull test of a test cross sample is carried out, the central origin of the test cross sample 2 can be kept unchanged based on the central far point symmetric stretching motion of the test cross sample 2.
In practical application, the horizontal machine table 1 is provided with the heating through hole 14, and the heating through hole 14 is positioned right below the cross sample 2, so that a heating system can be externally arranged to perform a high-temperature cross tensile test on the material.
In practical application, the center in-situ cross hydraulic double-pull testing machine is further provided with a cabinet 15, and the cabinet 15 is located below the horizontal machine table 1, so that control devices can be conveniently installed.
In practical application, the base 16 is arranged at the bottom of the central in-situ cross hydraulic double-pull testing machine, so that the machine table is convenient to fix and move.
In practical application, the center in-situ cross hydraulic double-tension testing machine further comprises a hydraulic system, a hydraulic control system and an electrical control system, wherein the hydraulic system, the hydraulic control system and the electrical control system are connected with the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism.
The utility model relates to a two motion of drawing testing machine of center normal position cross: and (3) moving the X-direction and the X + direction at the same speed to stretch the X direction of the cross sample, moving the Y-direction and the Y + direction at the same speed to stretch the Y direction of the cross sample, and simultaneously ensuring that the center of the cross sample is kept in place by the composite movement of the X axis and the Y axis until the cross sample is failed to be stretched.
The utility model relates to a two testing machine technical advantage that draw of center normal position cross hydraulic pressure:
the force value precision of the microcomputer control electro-hydraulic servo testing machine adopting the load sensor can also reach about 0.5%. And when a large-tonnage material mechanics test of more than 30T is carried out, the method is more reliable, more stable and higher in cost performance.
The utility model relates to a two tensile testing machines of center normal position cross hydraulic pressure mainly used metal, the tensile of non-metallic material and part, component, mechanical properties such as compression, bending are experimental. The hydraulic testing machine is ideal testing equipment for mechanical laboratories of industrial and mining enterprises, building and construction materials, quality inspection centers, water conservancy and hydropower, bridge engineering, scientific research institutions and universities and colleges. The manually controlled hydraulic testing machine has low price and is suitable for finished product inspection and single material index testing of industrial and mining enterprises. The electro-hydraulic servo material testing machine is suitable for testing rooms for steel and building material detection with high requirements.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a two testing machines that draw of center normal position cross hydraulic pressure which characterized in that:
the central in-situ cross hydraulic double-pull testing machine comprises a horizontal machine table, a cross sample wafer, an X + hydraulic pull mechanism, an X + hydraulic clamp, an X-hydraulic pull mechanism, an X-hydraulic clamp, a Y + hydraulic pull mechanism, a Y + hydraulic clamp, a Y-hydraulic pull mechanism and a Y-hydraulic clamp;
the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism comprise hydraulic motors and displacement sensors, and are fixed on a horizontal machine table;
the X + hydraulic clamp is connected with a hydraulic motor shaft of the X + hydraulic tension mechanism, the X-hydraulic clamp is connected with a hydraulic motor shaft of the X-hydraulic tension mechanism, the Y + hydraulic clamp is connected with a hydraulic motor shaft of the Y + hydraulic tension mechanism, and the Y-hydraulic clamp is connected with a hydraulic motor shaft of the Y-hydraulic tension mechanism;
the four ends of the cross sample are respectively fixed on an X + hydraulic clamp, an X-hydraulic clamp, a Y + hydraulic clamp and a Y-hydraulic clamp; the horizontal machine table is provided with an inner recess.
2. The central in-situ cross hydraulic double-pull testing machine as claimed in claim 1, wherein: the number of the dents is at least more than 1, and the dents are positioned between any two mechanisms of the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism.
3. The central in-situ cross hydraulic double-pull testing machine as claimed in claim 1, wherein: the X + hydraulic tension mechanism and the X-hydraulic tension mechanism are symmetrically fixed on the horizontal machine table, and the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism are symmetrically fixed on the horizontal machine table.
4. The central in-situ cross hydraulic double-pull testing machine as claimed in claim 1, wherein: and a heating through hole is arranged on the horizontal machine table and is positioned right below the cross sample wafer.
5. The central in-situ cross hydraulic double-pull testing machine as claimed in claim 1, wherein: the center in-situ cross hydraulic double-pull testing machine is further provided with a cabinet, and the cabinet is located below the horizontal machine table.
6. The central in-situ cross hydraulic double-pull testing machine as claimed in claim 1, wherein: the base is arranged at the bottom of the center in-situ cross hydraulic double-pull testing machine.
7. A central in-situ cross hydraulic double pull test machine according to one of claims 1 to 6, characterized in that: the central in-situ cross hydraulic double-tension testing machine further comprises a hydraulic system, a hydraulic control system and an electrical control system, wherein the hydraulic system, the hydraulic control system and the electrical control system are connected with the X + hydraulic tension mechanism, the X-hydraulic tension mechanism, the Y + hydraulic tension mechanism and the Y-hydraulic tension mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123267752.9U CN216747165U (en) | 2021-12-23 | 2021-12-23 | Central in-situ cross hydraulic double-pull testing machine |
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| CN202123267752.9U CN216747165U (en) | 2021-12-23 | 2021-12-23 | Central in-situ cross hydraulic double-pull testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116380632A (en) * | 2023-06-05 | 2023-07-04 | 江苏冠创医疗科技有限公司 | Binding clip toughness testing device and method of ligature clip applying device |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116380632A (en) * | 2023-06-05 | 2023-07-04 | 江苏冠创医疗科技有限公司 | Binding clip toughness testing device and method of ligature clip applying device |
| CN116380632B (en) * | 2023-06-05 | 2023-08-11 | 江苏冠创医疗科技有限公司 | Binding clip toughness testing device and method of ligature clip applying device |
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