CN105510135A - Constant-force hanging bracket box body tension testing device and method - Google Patents
Constant-force hanging bracket box body tension testing device and method Download PDFInfo
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- CN105510135A CN105510135A CN201610054514.4A CN201610054514A CN105510135A CN 105510135 A CN105510135 A CN 105510135A CN 201610054514 A CN201610054514 A CN 201610054514A CN 105510135 A CN105510135 A CN 105510135A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention relates to a constant-force hanging bracket box body tension testing device. The device is characterized by comprising a testing platform (1) and a constant-force hanging bracket box body tension testing tool installed on the testing platform (1). The constant-force hanging bracket box body tension testing tool comprises a first counter-force base (3), a second counter-force base (4), a jack base plate (5), a double-acting hollow jack (6), a jack pull rod (7), a force sensor flange plate (8), a force sensor (9), a force sensor lengthening rod (10), a first adjusting screw rod (11), a grating ruler connecting plate (12), a grating ruler (13), a second adjusting screw rod (14) and a connecting base plate (15). The second adjusting screw rod (14) is just located on the right of the first adjusting screw rod (11). The constant-force hanging bracket box body tension testing device and a constant-force hanging bracket box body tension testing method have the advantages of being capable of completely simulating the actual using state of a constant-force hanging bracket box body and capable of objectively verifying the design of the constant-force hanging bracket box body.
Description
Technical field
The present invention relates to a kind of constant hanger casing device for testing tensile force and constant hanger casing pull force test method.
Background technology
My company researches and develops 700 DEG C of advanced ultra supercritical suspension and supports, wherein relate to constant hanger, see Fig. 1 and Fig. 2, product development finally needs with type approval test to verify the pulling force design correctness of constant hanger casing, therefore my company have developed a set of constant hanger casing device for testing tensile force, simulate constant hanger casing real use state completely, constant hanger cabinet design can be verified more objectively.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, provide one can simulate constant hanger casing real use state completely, constant hanger casing device for testing tensile force and the constant hanger casing pull force test method of constant hanger cabinet design can be verified more objectively.
The object of the present invention is achieved like this:
A kind of constant hanger casing device for testing tensile force, is characterized in that it comprises test platform and is installed on the constant hanger casing tensile test frock on test platform;
Described constant hanger casing tensile test frock comprises the first counter-force seat, the second counter-force seat, jack bottom plate, double acting hollow jack, lifting jack pull bar, force snesor ring flange, force snesor, force snesor extension bar, the first adjusting screw(rod), grating scale web joint, grating scale, the second adjusting screw(rod) and connecting bottom board, and the second adjusting screw(rod) is positioned at the front-right of the first adjusting screw(rod);
Left section and right section of the panel of test platform is arranged in about described first counter-force seat and described second counter-force seat;
Described jack bottom plate is fixedly connected with the left plate of the first counter-force seat, described double acting hollow jack is laterally arranged left, the left end of described double acting hollow jack connects lifting jack pull bar, described force snesor ring flange has two, described lifting jack pull bar is connected with the left end of force snesor by first force snesor ring flange through double acting hollow jack to the right, the right-hand member of described force snesor passes through the left end of second force snesor ring flange attachment force sensor extension bar, the left end of described first adjusting screw(rod) is spun in the threaded hole of force snesor extension bar right-hand member, described grating scale web joint is connected on the first adjusting screw(rod), the read head of described grating scale is connected to the bottom of grating scale web joint, the main scale of described grating scale is installed on the test platform immediately below grating scale web joint, described connecting bottom board is fixedly connected with the left plate of the second counter-force seat, second adjusting screw(rod) is laterally connected to left on connecting bottom board.
A kind of constant hanger casing device for testing tensile force, is characterized in that its installation method is as follows:
1, be positioned at same facade left section and right section of test platform and the first counter-force seat and described second counter-force seat are installed;
2, on the first counter-force seat, jack bottom plate is installed;
3, double acting hollow jack is installed on jack bottom plate;
4, on double acting hollow jack, lifting jack pull bar is installed;
5, installing force sensor on lifting jack pull bar;
6, on force snesor, first force snesor ring flange is installed;
7, installing force sensor on first force snesor ring flange;
8, on force snesor, second force snesor ring flange is installed;
9, installing force sensor extension bar on second force snesor ring flange;
10, the first adjusting screw(rod) is installed on force snesor extension bar;
11, on the first adjusting screw(rod), grating scale web joint is installed;
12, grating scale is installed;
13, on the second counter-force seat, connecting bottom board is installed;
14, the second adjusting screw(rod) is installed on connecting bottom board.
A pull force test method for constant hanger casing, is characterized in that it comprises following step:
Step one, installation constant hanger casing device for testing tensile force
Step 2, constant hanger to be installed on constant hanger casing device for testing tensile force
Described constant hanger comprises constant hanger casing, the lower stay of the bottom of constant hanger casing is connected with multiple load control screw rod downwards, the main spring pressing plate of lateral arrangement is connected with between the lower end of multiple load control screw rod, substituted the spring in actual use by many supporting steel pipes between one piece of back up pad of constant hanger box house and main spring pressing plate, the middle part of back up pad is connected with load pipe downwards, the lower end of load pipe extend out to below main spring pressing plate, the threaded hole inward turning of the lower end of load pipe is equipped with adjustable attaching nut, constant hanger casing top is provided with upper screwed hole,
Constant hanger lateral arrangement, removes adjustable attaching nut, is screwed in by the right-hand member of the first adjusting screw(rod) in the threaded hole of the load pipe of constant hanger, screws in the upper screwed hole of constant hanger by the left end of the second adjusting screw(rod);
Step 3, test
Load double acting hollow jack, load mode adopts manual pump to load, and when the loading force that force snesor exports is close to when estimating setting load, slows down loading velocity until test out Tensile or Compressive Loading value to be measured accurately.
The girder drawn together two transverse directions and be arranged side by side is put down in described test, the bottom of two girders and top are respectively arranged with the identical base plate of structure and panel, described panel is furnished with along its length two to ranked first bolt hole, two and ranked second bolt hole and two and ranked third bolt hole, two ranked first bolt hole, two ranked second bolt hole and two and ranked third bolt hole and to be arranged symmetrically with before and after the cross central line of panel and gradually away from this cross central line, the size of the first bolt hole, the second bolt hole and the 3rd bolt hole increases gradually.
Described first counter-force seat comprises the first counter-force seat base plate, the first counter-force seat left plate, the first counter-force seat right plate and the first counter-force seat stiffening plate, wherein the first counter-force seat left plate and the first counter-force seat right plate are longitudinally arranged in left section of the end face of the first counter-force seat base plate and right section, the left end of the first counter-force seat stiffening plate and right-hand member are connected to the middle part of the first counter-force seat left plate and the first counter-force seat right plate, and the bottom of the first counter-force seat stiffening plate connects the end face of the first counter-force seat base plate.
Described second counter-force seat comprises the second counter-force seat base plate, the second counter-force seat left plate, the second counter-force seat right plate and the second counter-force seat stiffening plate, wherein the second counter-force seat left plate and the second counter-force seat right plate are longitudinally arranged in left section of the end face of the second counter-force seat base plate and right section, the left end of the second counter-force seat stiffening plate and right-hand member are connected to the middle part of the second counter-force seat left plate and the second counter-force seat right plate, and the bottom of the second counter-force seat stiffening plate connects the end face of the second counter-force seat base plate.
Compared with prior art, the invention has the beneficial effects as follows:
Constant hanger casing device for testing tensile force of the present invention and constant hanger casing pull force test method have can simulate constant hanger casing real use state completely, can verify the advantage of constant hanger cabinet design more objectively.
Accompanying drawing explanation
Fig. 1 is the front elevation of constant hanger.
Fig. 2 is the side view of constant hanger.
Fig. 3 is the vertical view of test platform.
Fig. 4 is the front elevation of test platform.
Fig. 5 is the A-A cut-open view of Fig. 3.
Fig. 6 is the structural representation of constant hanger casing tensile test frock.
Wherein:
Girder 1.1, base plate 1.2, panel 1.3, stiffening plate 1.4, welding groove 1.5, first bolt hole 1.6, second bolt hole 1.7, the 3rd bolt hole 1.8
Constant hanger 2, constant hanger casing 2.1, lower stay 2.2, load control screw rod 2.3, main spring pressing plate 2.4, back up pad 2.5, supporting steel pipe 2.6, load pipe 2.7, adjustable attaching nut 2.8, upper screwed hole 2.9
First counter-force seat 3, second counter-force seat 4, jack bottom plate 5, double acting hollow jack 6, lifting jack pull bar 7, force snesor ring flange 8, force snesor 9, force snesor extension bar 10, first adjusting screw(rod) 11, grating scale web joint 12, grating scale 13, second adjusting screw(rod) 14, connecting bottom board 15.
Embodiment
See Fig. 1 and Fig. 2, a kind of constant hanger 2 that the present invention relates to, it comprises constant hanger casing 2.1, the lower stay 2.2 of the bottom of constant hanger casing 2.1 is connected with multiple load control screw rod 2.3 downwards, the main spring pressing plate 2.4 of lateral arrangement is connected with between the lower end of multiple load control screw rod 2.2, the spring in actual use is substituted by many supporting steel pipes 2.6 between one piece of back up pad 2.5 of constant hanger casing 2.1 inside and main spring pressing plate 2.4, the middle part of back up pad 2.5 is connected with load pipe 2.7 downwards, the lower end of load pipe 2.7 extend out to below main spring pressing plate 2.4, the threaded hole inward turning of the lower end of load pipe 2.7 is equipped with adjustable attaching nut 2.8, constant hanger casing 2.1 top is provided with upper screwed hole 2.9.
A kind of constant hanger casing device for testing tensile force that the present invention relates to, it comprises test platform 1 and is installed on the constant hanger casing tensile test frock on test platform 1.
See Fig. 3 ~ Fig. 5, described test platform 1 comprises the girder 1.1 that two transverse directions are arranged side by side, girder 1.1 is I-beam, the bottom of two girders 1.1 and top are respectively arranged with the identical base plate of structure 1.2 and panel 1.3, the length and width of base plate 1.2 and panel 1.3 are respectively 5000mm and 840mm, base plate 1.2 bottom surface is 792mm to panel 1.3 apical side height, the front side of two girders 1.1 and rear side are evenly provided with eight pieces of stiffening plates 1.4 respectively and between base plate 1.2 and panel 1.3, the spacing of adjacent two stiffening plates 1.4 is 1000mm, wherein the base plate 1.2 of two girder 1.1 joints and panel 1.3 offer the welding groove 1.5 of spaced apart multiple bar shaped, by welding groove 1.5, base plate 1.2 and panel 1.3 are welded with on two girders 1.1, described panel 1.3 is furnished with two along its length and ranked first bolt hole 1.6, two ranked second bolt hole 1.7 and two ranked third bolt hole 1.8, two ranked first bolt hole 1.6, two ranked second bolt hole 1.7 and two ranked third bolt hole 1.8 and to be arranged symmetrically with before and after the cross central line of panel 1.3 and gradually away from this cross central line, first bolt hole 1.6, the size of the second bolt hole 1.7 and the 3rd bolt hole 1.8 increases gradually.The first bolt, the second bolt and the 3rd bolt that are equipped with dimension is revolved respectively in first bolt hole 1.6, second bolt hole 1.7 and the 3rd bolt hole 1.8.
See Fig. 6, described constant hanger casing tensile test frock comprises the front-right that the first counter-force seat 3, second counter-force seat 4, jack bottom plate 5, double acting hollow jack 6, lifting jack pull bar 7, force snesor ring flange 8, force snesor 9, force snesor extension bar 10, first adjusting screw(rod) 11, grating scale web joint 12, grating scale 13, second adjusting screw(rod) 14 and connecting bottom board 15, second adjusting screw(rod) 14 are positioned at the first adjusting screw(rod) 11.
Described first counter-force seat 3 and described second counter-force seat about 4 are arranged in left section and right section of the panel 1.3 of test platform 1.
Described jack bottom plate 5 is fixedly connected with the left plate of the first counter-force seat 3, described double acting hollow jack 6 is laterally arranged left, the left end of described double acting hollow jack 6 connects lifting jack pull bar 7, described force snesor ring flange 8 has two, described lifting jack pull bar 7 is connected with the left end of force snesor 9 by first force snesor ring flange 8 through double acting hollow jack 6 to the right, the right-hand member of described force snesor 9 passes through the left end of second force snesor ring flange 8 attachment force sensor extension bar 10, the left end of described first adjusting screw(rod) 11 is spun in the threaded hole of force snesor extension bar 10 right-hand member, the top of described grating scale web joint 12 is provided with a breach, this breach is sheathed on the first adjusting screw(rod) 11, by two set nuts of grating scale web joint 12 breach both sides, grating scale web joint 12 is lock onto on the first adjusting screw(rod) 11, the read head of described grating scale 13 is connected to the bottom of grating scale web joint 12, the main scale of described grating scale 13 is installed on the panel 1.3 of the test platform 1 immediately below grating scale web joint 12.Described connecting bottom board 15 is fixedly connected with the left plate of the second counter-force seat 4, and the second adjusting screw(rod) 14 is laterally connected to left on connecting bottom board 15.
The installation method of above-mentioned constant hanger casing device for testing tensile force is as follows:
1, be positioned at same facade left section and right section of test platform and the first counter-force seat 3 and described second counter-force seat 4 are installed;
2, on the first counter-force seat 3, jack bottom plate 5 is installed;
3, on jack bottom plate 5, double acting hollow jack 6 is installed;
4, on double acting hollow jack 6, lifting jack pull bar 7 is installed;
5, installing force sensor 8 on lifting jack pull bar 7;
6, on force snesor 8, first force snesor ring flange 8 is installed;
7, installing force sensor 9 on first force snesor ring flange 8;
8, on force snesor 9, second force snesor ring flange 8 is installed;
9, installing force sensor extension bar 10 on second force snesor ring flange 8,
10, revolve on the screw rod of the first adjusting screw(rod) 11 put two set nuts after the left end of the first adjusting screw(rod) 11 is spun in the threaded hole of force snesor extension bar 10 right-hand member;
11, on the screw rod of the first adjusting screw(rod) 11, grating scale web joints 12 are locked by two set nuts;
12, grating scale 13 is installed;
13, on the second counter-force seat 4, connecting bottom board 15 is installed;
14, the second adjusting screw(rod) 14 is installed on connecting bottom board 15.
A pull force test method for constant hanger casing, it comprises following step:
Step one, installation constant hanger casing device for testing tensile force
Step 2, constant hanger 2 to be installed on constant hanger casing device for testing tensile force
Constant hanger 2 lateral arrangement, removes adjustable attaching nut 2.8, is screwed in by the right-hand member of the first adjusting screw(rod) 11 in the threaded hole of the load pipe 2.7 of constant hanger 2, is screwed in the upper screwed hole 2.9 of constant hanger 2 by the left end of the second adjusting screw(rod) 14.
Step 3, test
Load double acting hollow jack 6, because constant hanger casing 2 is almost rigidity, deflection is very little, and load mode adopts manual pump to load, and does not select electrodynamic pump to load, electrodynamic pump speed loading velocity is fast, the accuracy of loaded value cannot be held, although manual pump loads slowly, the load value estimating setting can accurately be loaded into, when the loading force that force snesor 8 exports is close to when estimating setting load, slow down loading velocity until test out Tensile or Compressive Loading value to be measured accurately.
When load double acting hollow jack manually pump output loads time, load passes to force snesor by force snesor flange, then passes to constant hanger casing to be measured by the first adjusting screw(rod).The pull force test method of above-mentioned a kind of constant hanger casing meets constant hanger casing tensile test, completely the same with real use state, can verify the rationality of constant hanger cabinet design objectively.
Claims (4)
1. a constant hanger casing device for testing tensile force, is characterized in that it comprises test platform (1) and is installed on the constant hanger casing tensile test frock on test platform (1);
Described constant hanger casing tensile test frock comprises the first counter-force seat (3), the second counter-force seat (4), jack bottom plate (5), double acting hollow jack (6), lifting jack pull bar (7), force snesor ring flange (8), force snesor (9), force snesor extension bar (10), the first adjusting screw(rod) (11), grating scale web joint (12), grating scale (13), the second adjusting screw(rod) (14) and connecting bottom board (15), and the second adjusting screw(rod) (14) is positioned at the front-right of the first adjusting screw(rod) (11);
Described first counter-force seat (3) and described second counter-force seat (4) left and right are arranged in left section and right section of the panel (1.3) of test platform (1);
Described jack bottom plate (5) is fixedly connected with the left plate of the first counter-force seat (3), described double acting hollow jack (6) is laterally arranged left, the left end of described double acting hollow jack (6) connects lifting jack pull bar (7), described force snesor ring flange (8) has two, described lifting jack pull bar (7) is connected with the left end of force snesor (9) by first force snesor ring flange (8) through double acting hollow jack (6) to the right, the right-hand member of described force snesor (9) passes through the left end of second force snesor ring flange (8) attachment force sensor extension bar (10), the left end of described first adjusting screw(rod) (11) is spun in the threaded hole of force snesor extension bar (10) right-hand member, described grating scale web joint (12) is connected on the first adjusting screw(rod) (11), the read head of described grating scale (13) is connected to the bottom of grating scale web joint (12), the main scale of described grating scale (13) is installed on the test platform (1) immediately below grating scale web joint (12), described connecting bottom board (15) is fixedly connected with the left plate of the second counter-force seat (4), second adjusting screw(rod) (14) is laterally connected to left on connecting bottom board (15).
2. a kind of constant hanger casing device for testing tensile force according to claim 1, is characterized in that its installation method is as follows:
1, be positioned at same facade left section and right section of test platform and the first counter-force seat and described second counter-force seat are installed;
2, on the first counter-force seat, jack bottom plate is installed;
3, double acting hollow jack is installed on jack bottom plate;
4, on double acting hollow jack, lifting jack pull bar is installed;
5, installing force sensor on lifting jack pull bar;
6, on force snesor, first force snesor ring flange is installed;
7, installing force sensor on first force snesor ring flange;
8, on force snesor, second force snesor ring flange is installed;
9, installing force sensor extension bar on second force snesor ring flange;
10, the first adjusting screw(rod) is installed on force snesor extension bar;
11, on the first adjusting screw(rod), grating scale web joint is installed;
12, grating scale is installed;
13, on the second counter-force seat, connecting bottom board is installed;
14, the second adjusting screw(rod) is installed on connecting bottom board.
3. a pull force test method for constant hanger casing, is characterized in that it comprises following step:
Step one, installation constant hanger casing device for testing tensile force
Step 2, constant hanger to be installed on constant hanger casing device for testing tensile force
Described constant hanger (2) comprises constant hanger casing (2.1), the lower stay (2.2) of the bottom of constant hanger casing (2.1) is connected with multiple load control screw rod (2.3) downwards, the main spring pressing plate (2.4) of lateral arrangement is connected with between the lower end of multiple load control screw rod (2.2), the spring in actual use is substituted by many supporting steel pipes (2.6) between one piece of back up pad (2.5) that constant hanger casing (2.1) is inner and main spring pressing plate (2.4), the middle part of back up pad (2.5) is connected with load pipe (2.7) downwards, the lower end of load pipe (2.7) extend out to main spring pressing plate (2.4) below, the threaded hole inward turning of the lower end of load pipe (2.7) is equipped with adjustable attaching nut (2.8), constant hanger casing (2.1) top is provided with upper screwed hole (2.9),
Constant hanger (2) lateral arrangement, remove adjustable attaching nut (2.8), the right-hand member of the first adjusting screw(rod) (11) is screwed in the threaded hole of the load pipe (2.7) of constant hanger (2), the left end of the second adjusting screw(rod) (14) is screwed in the upper screwed hole (2.9) of constant hanger (2);
Step 3, test
Load double acting hollow jack (6), load mode adopts manual pump to load, and when the loading force that force snesor (8) exports is close to when estimating setting load, slows down loading velocity until test out Tensile or Compressive Loading value to be measured accurately.
4. a kind of constant hanger casing device for testing tensile force according to claim 1, it is characterized in that the girder (1.1) that described test platform (1) comprises two transverse directions and is arranged side by side, the bottom of two girders (1.1) and top are respectively arranged with the identical base plate of structure (1.2) and panel (1.3), described panel (1.3) is furnished with along its length two and ranked first bolt hole (1.6), two ranked second bolt hole (1.7) and two ranked third bolt hole (1.8), two ranked first bolt hole (1.6), two ranked second bolt hole (1.7) and two ranked third bolt hole (1.8) and to be arranged symmetrically with before and after the cross central line of panel (1.3) and gradually away from this cross central line, first bolt hole (1.6), the size of the second bolt hole (1.7) and the 3rd bolt hole (1.8) increases gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610054514.4A CN105510135B (en) | 2016-01-27 | 2016-01-27 | Constant hanger babinet device for testing tensile force and constant hanger babinet pull force test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610054514.4A CN105510135B (en) | 2016-01-27 | 2016-01-27 | Constant hanger babinet device for testing tensile force and constant hanger babinet pull force test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105510135A true CN105510135A (en) | 2016-04-20 |
| CN105510135B CN105510135B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610054514.4A Active CN105510135B (en) | 2016-01-27 | 2016-01-27 | Constant hanger babinet device for testing tensile force and constant hanger babinet pull force test method |
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| Country | Link |
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| CN (1) | CN105510135B (en) |
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| CN109029811A (en) * | 2018-07-17 | 2018-12-18 | 中车株洲电力机车有限公司 | A kind of coupler force testing experiment method and calibration tooling |
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| US7513168B2 (en) * | 2006-03-29 | 2009-04-07 | Alba Tony J | Jack bolt activated tensile strength test machine |
| CN102435427A (en) * | 2011-09-22 | 2012-05-02 | 东华大学 | System for testing comprehensive performance of beam column nodes of goods shelf |
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| CN109029811B (en) * | 2018-07-17 | 2021-02-05 | 中车株洲电力机车有限公司 | Car coupler force test method and calibration tool |
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| CN109030230B (en) * | 2018-10-18 | 2023-09-15 | 西安热工研究院有限公司 | Constant force spring support and hanger debugging and load detection device |
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| Publication number | Publication date |
|---|---|
| CN105510135B (en) | 2018-06-26 |
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