CN103528902A - Vertical type multi-cylinder loading detection machine - Google Patents

Vertical type multi-cylinder loading detection machine Download PDF

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Publication number
CN103528902A
CN103528902A CN201310494731.1A CN201310494731A CN103528902A CN 103528902 A CN103528902 A CN 103528902A CN 201310494731 A CN201310494731 A CN 201310494731A CN 103528902 A CN103528902 A CN 103528902A
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CN
China
Prior art keywords
direct
drive
detection machine
flange
loading
Prior art date
Application number
CN201310494731.1A
Other languages
Chinese (zh)
Inventor
李延夫
刘宏禹
陈志东
周国运
杜健
姜群山
Original Assignee
沈阳仪表科学研究院有限公司
辽宁省安全科学研究院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 沈阳仪表科学研究院有限公司, 辽宁省安全科学研究院 filed Critical 沈阳仪表科学研究院有限公司
Priority to CN201310494731.1A priority Critical patent/CN103528902A/en
Publication of CN103528902A publication Critical patent/CN103528902A/en

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Abstract

The invention provides a vertical type multi-cylinder loading detection machine, for solving the problems that detection machines for performing fatigue and tensile tests on a series of products such as a corrugated pipe, an elastic connector and the like are specially designed for products of a certain model, have strict requirement on the lengths and sizes of the products and can not detect other models. The machine is technically characterized in that two direct-drive valveless driving devices are symmetrically arranged at the periphery of a test loading device, a bottom flange of the test loading device and the bottoms of the direct-drive valveless driving devices are fixed together through bottom connecting plates, universal ball joints are arranged at the top of the direct-drive valveless driving devices, connecting top plates are fixedly arranged above the universal ball joints and are connected together with an upper flange. The vertical type multi-cylinder loading detection machine has the positive effects of testing an oversized test piece and carrying out unidirectional stretching and compression test on the test piece as required. The vertical type multi-cylinder loading detection machine further is high in control degree, low in cost, stable and reliable and strong in practicability.

Description

Vertical multi-cylinder loads detection machine
Technical field
The present invention relates to the physical parameters measurement technical field of axial compensator, specifically a kind of vertical multi-cylinder loads detection machine.
Background technology
For domestic to a series of products such as corrugated tube, elastic connector carry out fatigue, the detection testing machine that stretch to detect test is all the testing machine special according to the product of a certain model, the length of product, size are had to strict requirement, cannot detect other type products; And testing machine is to exist for Check and Inspection, this has just caused waste, so a tractor serves several purposes is necessary.
Summary of the invention
The object of this invention is to provide a kind of vertical multi-cylinder and load detection machine.
Technical scheme of the present invention is: it mainly comprises that computer control system, direct-drive type detect machine without valve drive and hydraulic pressure, and its concrete structure annexation is as follows:
Computer control system is connected with loading device for testing, hydraulic pressure regulation device is fixed on the flange in the bottom of loading device for testing, loading device for testing surrounding is at least symmetrical arranged two direct-drive types without valve drive, the flange in the bottom of loading device for testing is fixed together without valve drive bottom by bottom connecting plate and direct-drive type, direct-drive type is provided with universal ball end without valve drive top, universal ball end top is fixed with connection top board, connects top board and upper flange and links together.
Direct-drive type is the independent driving device that comprises piston, oil cylinder, oil pump, oil sources, servomotor without valve drive, referring to application number, is 200810136855.1, the direct driving displacement control electrohydraulic servo-closed type oil supply system that patent name is unpowered repairing.
Direct-drive type is without being also provided with displacement transducer on valve drive.
Connect top board ShiZXing bindiny mechanism or flat board.
Described Z-type bindiny mechanism is that horizontally disposed universal ball end web joint is connected with leading screw, and upper flange web joint is fixed on leading screw travel mechanism one end of vertical setting, in leading screw travel mechanism, is fixed with motor.
Advantage of the present invention is as follows:
1, the non-tower structure of the present invention, can adjust direct-drive type without valve drive quantity according to the design parameter of test specimen, for the not restriction of specification of test specimen, can carry out the test of super large test specimen.
2, owing to adopting direct drive type hydraulic mechanism, its volume is little, and conveniently moving is convenient to change test site, has solved System for Large-scale Specimen and has moved inconvenient problem, can test at nigration device to test specimen place.The features such as it is high that the present invention also has degree of control, with low cost, reliable and stable, and practicality is stronger.
Accompanying drawing explanation
Fig. 1 is structural representation sketch of the present invention;
Fig. 2 is A portion enlarged drawing;
Fig. 3 is experimental procedure process flow diagram of the present invention.
Below in conjunction with accompanying drawing, by example, invention is described in further detail, but following example is only the present invention's example wherein, does not represent the rights protection scope that the present invention limits, the scope of the present invention is as the criterion with claim.
Embodiment
embodiment 1
Referring to Fig. 1 ~ 2, computer control system is connected with loading device for testing and links together with hydraulic pressure regulation device 8 and hydraulic system, carries out synchronization modulation.
Hydraulic pressure regulation device 8 is fixed on the flange in the bottom 9 of loading device for testing, and the use state in sealing water flowing and in can simulating reality after pressurizeing is more accurate to the detection of test specimen.In loading device for testing side, be symmetrical arranged two direct-drive types without valve drive 5, direct-drive type is without being provided with displacement transducer 3 on valve drive, to the emergency case occurring in experiment is synchronously adjusted.The flange in the bottom 9 of loading device for testing is fixed together without valve drive bottom by bottom connecting plate 6 and direct-drive type, direct-drive type is provided with universal ball end 1 without piston 4 tops of valve drive, between universal ball end and piston, be provided with load sensor 2, universal ball end top is fixed with 7 ,ZXing bindiny mechanisms of Z-type bindiny mechanism and upper flange 15 links together.
Described Z-type bindiny mechanism is that horizontally disposed upper flange web joint 14Yu leading screw travel mechanism 10 connects, universal ball end web joint 13 is fixed on leading screw travel mechanism one end of vertical setting, in leading screw travel mechanism, be fixed with motor 12, the y-axis shift of controlling universal ball end web joint is moving.
Referring to Fig. 3, its experimental procedure is as follows:
1, according to test specimen 16 specifications, determine that direct-drive type is without the quantity of valve drive.
2, test specimen is placed in to the centre of testing table, then determines that direct-drive type is without the position of valve drive.
3, test specimen bottom is connected with bolt with end web joint by flange in the bottom without valve drive bottom with direct-drive type; Test specimen top is fixed on upper flange by Z-type bindiny mechanism, regulates the Universal-head web joint in Z-type bindiny mechanism that test specimen is clamped.
4, hydraulic pressure regulation device is connected to sealing with test specimen 16 bottom pipelines, then water filling is forced into the desired pressure of test.
5, start computer-controlled program, the displacement requiring during input test, pressure, control mode (displacement control, power control, speed are controlled) and other correlation parameter, click operation, starts to test.
6, the interior pressure transducer that is all equipped with of hydraulic pressure regulation device and test specimen 16, control system judges according to setting value and the force value analysis in the test specimen collecting, automatically regulate pressure, to guarantee in process of the test, the pressure in test specimen remains in specified scope.
7, reach after the test tension and compression number of times of setting off-test, automatically save data.Then take off test specimen.
Above-mentioned situation be test specimen length direct-drive type without valve drive stroke outside time, select Z-type bindiny mechanism to be connected with test specimen.
embodiment 2
Referring to Fig. 1 ~ 2, computer control system is connected with loading device for testing and links together with hydraulic pressure regulation device 8 and hydraulic system, carries out synchronization modulation.
Hydraulic pressure regulation device 8 is fixed on the flange in the bottom 9 of loading device for testing, and the use state in sealing water flowing and in can simulating reality after pressurizeing is more accurate to the detection of test specimen.Three direct-drive types that are equilateral triangle distribution in the setting of loading device for testing side are without valve drive 5, and direct-drive type is without being provided with displacement transducer 3 on valve drive, to the emergency case occurring in experiment is synchronously adjusted.The flange in the bottom 9 of loading device for testing is fixed together without valve drive bottom by bottom connecting plate 6 and direct-drive type, direct-drive type is provided with universal ball end 1 without piston 4 tops of valve drive, between universal ball end and piston, be provided with load sensor 2, universal ball end top is fixed with 7 ,ZXing bindiny mechanisms of Z-type bindiny mechanism and upper flange 15 links together.
Described Z-type bindiny mechanism is that horizontally disposed upper flange web joint 14Yu leading screw travel mechanism 10 connects, universal ball end web joint 13 is fixed on leading screw travel mechanism one end of vertical setting, in leading screw travel mechanism, be fixed with motor 12, the y-axis shift of controlling universal ball end web joint is moving.
Referring to Fig. 3, its experimental procedure is as follows:
1, according to test specimen 16 specifications, determine that direct-drive type is without the quantity of valve drive.
2, test specimen is placed in to the centre of testing table, then determines that direct-drive type is without the position of valve drive.
3, test specimen bottom is connected with bolt with end web joint by flange in the bottom without valve drive bottom with direct-drive type; Test specimen top is fixed on upper flange by flat board.
4, hydraulic pressure regulation device is connected to sealing with test specimen 16 bottom pipelines, then water filling is forced into the desired pressure of test.
5, start computer-controlled program, the displacement requiring during input test, pressure, control mode (displacement control, power control, speed are controlled) and other correlation parameter, click operation, starts to test.
6, the interior pressure transducer that is all equipped with of hydraulic pressure regulation device and test specimen 16, control system judges according to setting value and the force value analysis in the test specimen collecting, automatically regulate pressure, to guarantee in process of the test, the pressure in test specimen remains in specified scope.
7, reach after the test tension and compression number of times of setting off-test, automatically save data.Then take off test specimen.
Above-mentioned situation be test specimen length direct-drive type without valve drive stroke in time, select to be dull and stereotypedly connected with test specimen.

Claims (5)

1. vertical multi-cylinder loads detection machine, it comprises computer control system, hydraulic pressure regulation device and direct-drive type are without valve drive, it is characterized in that: computer control system is connected with loading device for testing, hydraulic pressure regulation device is fixed on the flange in the bottom of loading device for testing, loading device for testing surrounding is at least symmetrical arranged two direct-drive types without valve drive, the flange in the bottom of loading device for testing is fixed together without valve drive bottom by bottom connecting plate and direct-drive type, direct-drive type is provided with universal ball end without valve drive top, universal ball end top is fixed with connection top board, connecting top board and upper flange links together.
2. vertical multi-cylinder loads detection machine according to claim 1, it is characterized in that: described direct-drive type is the independent driving device that comprises piston, oil cylinder, oil pump, oil sources, servomotor without valve drive.
3. vertical multi-cylinder loads detection machine according to claim 1, it is characterized in that: described direct-drive type is without being also provided with displacement transducer on valve drive.
4. vertical multi-cylinder loads detection machine according to claim 1, it is characterized in that: described connection top board ShiZXing bindiny mechanism or flat board.
5. vertical multi-cylinder loads detection machine according to claim 3, it is characterized in that: described Z-type bindiny mechanism is that horizontally disposed universal ball end web joint is connected with leading screw, upper flange web joint is fixed on leading screw travel mechanism one end of vertical setting, in leading screw travel mechanism, is fixed with motor.
CN201310494731.1A 2013-10-21 2013-10-21 Vertical type multi-cylinder loading detection machine CN103528902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310494731.1A CN103528902A (en) 2013-10-21 2013-10-21 Vertical type multi-cylinder loading detection machine

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Application Number Priority Date Filing Date Title
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CN103528902A true CN103528902A (en) 2014-01-22

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Application publication date: 20140122

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