CN102721609A - Universal test machine - Google Patents
Universal test machine Download PDFInfo
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- CN102721609A CN102721609A CN2012102259577A CN201210225957A CN102721609A CN 102721609 A CN102721609 A CN 102721609A CN 2012102259577 A CN2012102259577 A CN 2012102259577A CN 201210225957 A CN201210225957 A CN 201210225957A CN 102721609 A CN102721609 A CN 102721609A
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- worktable
- cover plate
- crossbeam
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- entablature
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Abstract
The invention discloses a universal test machine, belonging to a detection device, which structurally comprises a worktable, a pedestal, columns, a screw, an upper crossbeam and a lower crossbeam. A lower end of the screw is fixedly arranged on the pedestal by nuts, an upper end of the screw passes through the worktable to be connected with the lower crossbeam, an oil cylinder is arranged on the upper part of the pedestal, a piston is arranged in the oil cylinder, the upper end of the piston is connected with the worktable, hydraulic pressure clamp systems are respectively arranged in the upper crossbeam and the lower crossbeam, each hydraulic pressure clamp system comprises a jaw plate and a jaw, the columns comprise four columns, lower ends of the four columns are respectively and fixedly arranged on the worktable, upper ends of the four columns are respectively fixedly arranged on the upper crossbeam, the upper crossbeam and the lower crossbeam are respectively of semi-open type structures, and the jaw plates are matched with the jaws in a dovetail way. The universal test machine has the characteristics that rigidity of a mainframe is greatly increased; by the adoption of the semi-open typed structures for the upper crossbeam and the lower crossbeam, rigidity is increased, deformation is not easy to occur, and cost is lowered; and clamp centering degree of the upper crossbeam and the lower crossbeam is increased, and test accuracy is increased and the like.
Description
Technical field
The present invention relates to a kind of pick-up unit, the universal testing machine that especially a kind of stretching to metal material or nonmetallic materials, compression and mechanics of bending performance detect.
Background technology
Adopt disc type electric machine to drive the testing machine that worm and gear is adjusted test space at present, the four column load framed structures that adopt two root posts, two rhizoid thick sticks to form, wedge shape jaw seat (entablature and sill) is the full-open type structure; Jaw and jaw clamp that arc cooperates are relatively poor to neutrality, influence the test findings accuracy, and this testing machine integral rigidity is lower; Jaw seat rigidity is lower; After repeatedly using for a long time, jaw seat wedge shape mouth place is prone to produce distortion, makes the higher lower and upper cross-member of cost scrap.Both delay user's use, caused manufacturer's enormous economic loss again.At present, good solution is not also arranged.
Summary of the invention
Technical assignment of the present invention is to above-mentioned deficiency of the prior art a kind of universal testing machine to be provided, and this universal testing machine has the rigidity that has improved main machine frame greatly; Entablature and sill adopt the semi-open type structure, have improved rigidity, are difficult for producing distortion, reduce cost; Jaw adopts dovetail type to cooperate with the jaw clamp, and the clamping that has improved entablature and sill has improved the characteristics of test accuracy to moderate.
The technical solution adopted for the present invention to solve the technical problems is: it comprises worktable, base, column, leading screw, entablature and sill, two rhizoid thick sticks about described leading screw comprises, about two rhizoid thick stick lower ends be fixed on the base through nut; The upper end is passed worktable and is connected with sill through acme thread is secondary, and the top of described base is provided with oil cylinder, and piston is housed in the oil cylinder; The piston upper end links to each other with worktable; Be respectively arranged with the hydraulically operated fixture system in described entablature and the sill, described hydraulically operated fixture system comprises jaw clamp and jaw, and described column comprises four root posts; Described four root post lower ends respectively with stationary table together; The upper end is fixed with entablature respectively, and described entablature and sill are respectively the semi-open type structure, and described jaw clamp adopts dovetail type to cooperate with jaw.
Be provided with cover plate between worktable that described oil cylinder is peripheral and the base, described cover plate comprises outer cover plate and internal layer cover plate, and described outer cover plate is fixed on the worktable, and described internal layer cover plate is fixed on the base.
Described entablature, worktable, base and cover plate adopt unified airflow design.
Universal testing machine of the present invention is compared with prior art, has following outstanding beneficial effect: whole machine using four root posts, improved the rigidity of main machine frame greatly; Entablature and sill adopt the semi-open type structure, have improved rigidity, are difficult for producing distortion, reduce cost; Jaw adopts dovetail type to cooperate with the jaw clamp, and the clamping that has improved entablature and sill has improved the test accuracy to moderate; The main frame base strengthens, and has increased stability; Cover plate adopts inside and outside double layer design, both can protect oil cylinder, piston in the cover plate, can increase safe in utilization and attractive in appearance again; Characteristics such as entablature, worktable, base and cover plate adopt unified airflow design, and the complete machine outward appearance is generous, and is attractive in appearance.
Description of drawings
Accompanying drawing 1 is the main TV structure synoptic diagram of universal testing machine;
Accompanying drawing 2 is left TV structure synoptic diagram of universal testing machine;
Accompanying drawing 3 is that sill, column and leading screw shown in Figure 1 arranged vertical view;
Accompanying drawing 5 is entablature vertical views shown in Figure 1;
Accompanying drawing 6 is jaw clamp front views shown in Figure 1;
Accompanying drawing 7 is jaw clamp right views shown in Figure 1;
Accompanying drawing 8 is jaw front views shown in Figure 1;
Accompanying drawing 9 is jaw right views shown in Figure 1;
Description of reference numerals: 1, base, 2, leading screw, 3, worktable, 4, sill, 5, entablature, 6, column, 7, go up the space, 8, oil cylinder, 9, piston, 10, space down, 11, outer cover plate, 12, the internal layer cover plate, 13, jaw, 14, the jaw clamp.
Embodiment
With reference to explanation at length below 11 pairs of universal testing machines works of the present invention of Figure of description 1 to accompanying drawing.
Universal testing machine of the present invention, its structure comprise worktable 3, base 1, column 6, leading screw 2, entablature 5 and sill 4, two rhizoid thick sticks about described leading screw 2 comprises; About two rhizoid thick sticks, 2 lower ends be fixed on the base 1 through nut, the upper end is passed worktable 3 and is connected with sill 4 through acme thread is secondary, formation rigidly fixes framework; The top of described base 1 is provided with oil cylinder 8, and piston 9 is housed in the oil cylinder 8, and piston 9 upper ends link to each other with worktable 3; Be respectively arranged with the hydraulically operated fixture system in described entablature 5 and the sill 4, described hydraulically operated fixture system comprises jaw clamp 14 and jaw 13, and described column 6 comprises four root posts; Main machine frame rigidity is improved greatly, and described four root posts 6 lower ends are fixed together with worktable 3 respectively, and the upper end is fixing with entablature 5 respectively; Form the rigidity movable frame; Described entablature 5 is respectively the semi-open type structure with sill 4, has improved the rigidity of entablature 5 and sill 4, and described jaw clamp 14 adopts dovetail type to cooperate with jaw 13; The clamping that has improved entablature 5 and sill 4 has improved the test accuracy to moderate.
Be provided with cover plate between the worktable 3 of described oil cylinder 8 peripheries and the base 1; Described cover plate comprises outer cover plate 11 and internal layer cover plate 12, and described outer cover plate 11 is fixed on the worktable 3, can move up and down with worktable 3; Described internal layer cover plate 12 is fixed on the base 1; Base 1, oil cylinder 8 and piston 9 did not expose when double-deck cover plate can make piston 9 move up, and both can protect oil cylinder 8, piston 9 in the cover plate, can increase safe in utilization and attractive in appearance again.
Described entablature 5, worktable 3, base 1 and cover plate adopt unified airflow design, and the complete machine outward appearance is generous, and is attractive in appearance, and base 1 strengthens, and has increased the main frame stability.
During use; Hydraulic oil gets into from oil cylinder 8 lower ends, and piston 9 rises under action of hydraulic force, drives the rigidity movable frame of being made up of worktable 3, column 6 and entablature 5 and rises; The last space 7 that is in the rigidity movable frame and rigidly fixes between the framework increases; The sample that is clamped between the two is stretched, and along with the increase of hydraulic coupling, sample is accomplished tension test.When in like manner going up space 7 increases, following space 10 reduces, and the sample in space 10 can be accomplished compression test under being in.
Except that the described technical characterictic of instructions, be the known technology of those skilled in the art.
Claims (3)
1. universal testing machine comprises worktable, base, column, leading screw, entablature and sill, two rhizoid thick sticks about described leading screw comprises; About two rhizoid thick stick lower ends be fixed on the base through nut, the upper end is passed worktable and is connected with sill through acme thread is secondary, the top of described base is provided with oil cylinder; Piston is housed in the oil cylinder, and the piston upper end links to each other with worktable, is respectively arranged with the hydraulically operated fixture system in described entablature and the sill; Described hydraulically operated fixture system comprises jaw clamp and jaw; It is characterized in that: described column comprises four root posts, described four root post lower ends respectively with stationary table together, the upper end is fixed with entablature respectively; Described entablature and sill are respectively the semi-open type structure, and described jaw clamp adopts dovetail type to cooperate with jaw.
2. universal testing machine according to claim 1; It is characterized in that: be provided with cover plate between worktable that described oil cylinder is peripheral and the base; Described cover plate comprises outer cover plate and internal layer cover plate, and described outer cover plate is fixed on the worktable, and described internal layer cover plate is fixed on the base.
3. universal testing machine according to claim 1 is characterized in that: described entablature, worktable, base and cover plate adopt unified airflow design.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012102259577A CN102721609A (en) | 2012-07-03 | 2012-07-03 | Universal test machine |
Applications Claiming Priority (1)
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CN2012102259577A CN102721609A (en) | 2012-07-03 | 2012-07-03 | Universal test machine |
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CN102721609A true CN102721609A (en) | 2012-10-10 |
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CN2012102259577A Pending CN102721609A (en) | 2012-07-03 | 2012-07-03 | Universal test machine |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102966622A (en) * | 2012-11-14 | 2013-03-13 | 美特斯工业系统(中国)有限公司 | Tester and hydraulic power device thereof |
CN104849142A (en) * | 2015-05-18 | 2015-08-19 | 北京航空航天大学 | Multidirectional loading universal metal plate property tester |
CN105181480A (en) * | 2015-08-13 | 2015-12-23 | 中国航空工业集团公司西安飞机设计研究所 | Method for multi-point bending measurement of composite material out-of-plane stiffness |
CN106124312A (en) * | 2016-06-01 | 2016-11-16 | 内蒙古科技大学 | The performance testing device of reinforcing bar and concrete and method |
CN108287105A (en) * | 2017-12-08 | 2018-07-17 | 安徽通润汽车零部件有限公司 | A kind of metalwork stretching testing machine and test method |
CN108426769A (en) * | 2018-03-26 | 2018-08-21 | 辽宁工业大学 | A kind of metal material micro tensile specimen Mechanics Performance Testing device |
CN110954396A (en) * | 2019-11-14 | 2020-04-03 | 广东威立瑞科技有限公司 | Portable tubular product tensile test device |
Citations (4)
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CN101051012A (en) * | 2007-05-14 | 2007-10-10 | 北京联合大学 | Hydraulic universal test machine for actively loading at two ends of test piece |
CN200968918Y (en) * | 2006-11-15 | 2007-10-31 | 济南试金集团有限公司 | Semi-open type clamping holder device |
CN201707259U (en) * | 2010-06-24 | 2011-01-12 | 济南试金集团有限公司 | Test machine clamping combined component |
CN202649048U (en) * | 2012-07-03 | 2013-01-02 | 济南科汇试验设备有限公司 | Universal testing machine |
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2012
- 2012-07-03 CN CN2012102259577A patent/CN102721609A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN200968918Y (en) * | 2006-11-15 | 2007-10-31 | 济南试金集团有限公司 | Semi-open type clamping holder device |
CN101051012A (en) * | 2007-05-14 | 2007-10-10 | 北京联合大学 | Hydraulic universal test machine for actively loading at two ends of test piece |
CN201707259U (en) * | 2010-06-24 | 2011-01-12 | 济南试金集团有限公司 | Test machine clamping combined component |
CN202649048U (en) * | 2012-07-03 | 2013-01-02 | 济南科汇试验设备有限公司 | Universal testing machine |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102966622A (en) * | 2012-11-14 | 2013-03-13 | 美特斯工业系统(中国)有限公司 | Tester and hydraulic power device thereof |
CN104849142A (en) * | 2015-05-18 | 2015-08-19 | 北京航空航天大学 | Multidirectional loading universal metal plate property tester |
CN105181480A (en) * | 2015-08-13 | 2015-12-23 | 中国航空工业集团公司西安飞机设计研究所 | Method for multi-point bending measurement of composite material out-of-plane stiffness |
CN105181480B (en) * | 2015-08-13 | 2018-08-24 | 中国航空工业集团公司西安飞机设计研究所 | A kind of method that multi-point bending measures composite material Out-of Plane Stiffness |
CN106124312A (en) * | 2016-06-01 | 2016-11-16 | 内蒙古科技大学 | The performance testing device of reinforcing bar and concrete and method |
CN108287105A (en) * | 2017-12-08 | 2018-07-17 | 安徽通润汽车零部件有限公司 | A kind of metalwork stretching testing machine and test method |
CN108426769A (en) * | 2018-03-26 | 2018-08-21 | 辽宁工业大学 | A kind of metal material micro tensile specimen Mechanics Performance Testing device |
CN108426769B (en) * | 2018-03-26 | 2020-05-22 | 辽宁工业大学 | Mechanical property testing device for metal material miniature tensile sample |
CN110954396A (en) * | 2019-11-14 | 2020-04-03 | 广东威立瑞科技有限公司 | Portable tubular product tensile test device |
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Application publication date: 20121010 |