CN103162954A - Pre-loading device for shakable-cylinder loading mechanical sealing test stand - Google Patents
Pre-loading device for shakable-cylinder loading mechanical sealing test stand Download PDFInfo
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- CN103162954A CN103162954A CN2013100778367A CN201310077836A CN103162954A CN 103162954 A CN103162954 A CN 103162954A CN 2013100778367 A CN2013100778367 A CN 2013100778367A CN 201310077836 A CN201310077836 A CN 201310077836A CN 103162954 A CN103162954 A CN 103162954A
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Abstract
The invention discloses a pre-loading device for a shakable-cylinder loading mechanical sealing test stand. The pre-loading device comprises an annular T-shaped groove disc and a locking disc, a circular ring-shaped groove is arranged on one end face of the annular T-shaped groove disc, the cross section of the circular ring-shaped groove is T-shaped, the annular T-shaped groove disc and the locking disc are connected through a plurality of T-shaped bolts, screw cap ends of the T-shaped bolts are hung in the circular ring-shaped groove of the annular T-shaped groove disc, axial bolt mounting through holes are arranged on the locking disc, the T-shaped bolts are inserted into the bolt mounting through holes of the locking disc, lock nuts are mounted at bolt head ends of the T-shaped bolts, and connecting structures for connecting with a test transmission shaft are arranged on the annular T-shaped groove disc and the locking disc. Relative rotating angles of the annular T-shaped groove disc and the locking disc can be infinitely adjusted, the problem of limited loading angles of a shakable cylinder is solved, and circularly transmitted loading angles can be coarsely adjusted by adjusting the pre-loading device in advance as required before testing.
Description
Technical field
The present invention relates to a kind of oscillating cylinder and load mechanical close testing table pre-load means.
Background technology
As shown in Figure 5, existing oscillating cylinder loads the mechanical close testing table and comprises closed gear case 16 and closed gear case 18, wherein closed gear case 16 has three main shafts, the speed ratio of three main shafts is 1:1:1, one of them main shaft is used for being connected with drive motor 15, two other main shaft is parallel, and the main shaft of connection drive motor 15 and another one main shaft are point-blank.closed gear case 18 only has two main shafts, the speed ratio of two main shafts is 1:1, these two main shafts are parallel, except with main shaft that drive motor 15 is connected, two remaining four main shafts of closed gear case are corresponding one by one, wherein one group of logical transmission shaft 17 of corresponding main shaft connects, be in series with oscillating cylinder 20 and testpieces 19 by transmission shaft between the corresponding main shaft of another group, testpieces 19 is 2, connect back-to-back, input and output speed ratio regardless of an independent testpieces, the input and output speed ratio of whole testpieces 19 is 1:1, make the circulation transmission that forms a sealing between two closed gear casees, the power input of drive motor 15 is used for the supplemental capacity loss.Because the load angle of oscillating cylinder 20 is limited, such as three vane type oscillating cylinders, its load angle is no more than 120o, even if single vane type oscillating cylinder, its load angle also is no more than 360o.Due to the many transmission shafts in testing table mechanical close zone, two with upper gear box, just there is rotating freely for angles in itself because of the fit-up gap, add corner gap main, that accompany test specimen, the oscillating cylinder load angle often can not satisfy the corner requirement, and along with test temperature rises, driving member gap, mechanical close zone is strengthened thereupon, often occur having been moved to extreme position because of oscillating cylinder, and the gap is also being strengthened gradually, causes moment of torsion to glide gradually, can not guarantee the situation of full and down test.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of and can load to the oscillating cylinder of testpieces pre-load mechanical close testing table pre-load means.
in order to solve the problems of the technologies described above, the present invention includes annular T-shaped groove disk and locking disk, one end face of the T-shaped groove disk of annular is provided with annular groove, the cross section of annular groove is T-shaped, the T-shaped groove disk of annular and be connected disk and pass through a plurality of T-shaped bolts connections, the nut end of T-shaped bolt hangs in the annular groove of annular T-shaped groove disk, the locking disk is provided with axial bolt through hole is installed, T-shaped bolt is inserted in the bolt of locking disk and installs in through hole, the bolt head end of T-shaped bolt is provided with set nut, be equipped with the syndeton for the joint test transmission shaft on the T-shaped groove disk of annular and locking disk.
In order to guarantee the right alignment of annular T-shaped groove disk and locking disk, the T-shaped groove disk of described annular is provided with the right alignment back shaft that is positioned at the annular groove center, the locking disk is provided with the right alignment supported hole coaxial with the right alignment back shaft, and the right alignment back shaft is inserted in the right alignment supported hole.
For the ease of load operation, be equipped with the radial loaded hole on the periphery of the T-shaped groove disk of described annular and locking disk, the radial loaded hole of the T-shaped groove disk of annular and locking disk all arranges in pairs, and every pair radially loads the hole and is arranged symmetrically with take the central axis of respective circular disks as axis of symmetry.
For the ease of loading and unloading T-shaped bolt, the end face that the T-shaped groove disk of described annular deviates from annular groove is provided with the assembly technology hole that communicates with annular groove and can pass through T-shaped bolt, assembly technology is provided with plug in the hole, the assembly technology hole arranges in pairs, and every pair of assembly technology hole is arranged symmetrically with take the T-shaped groove disc centre of annular axis as axis of symmetry.
For the ease of being connected with the transmission shaft of testing table, the T-shaped groove disk of described annular and the syndeton that is used for the joint test transmission shaft on the locking disk are circumference uniform distribution a plurality of bolts hole on disk mutually.
the invention has the beneficial effects as follows: the relative rotation of the T-shaped groove disk of annular of the present invention and locking disk can infinitely be regulated, it is used for oscillating cylinder loads the mechanical close testing table, overcome the limited problem of oscillating cylinder load angle, make before test, the load angle of circulation transmission can come coarse adjustment by regulating the present invention as required in advance, not only can overcome the rotating freely for angles that exists due to the fit-up gap, and can also be further to the testpieces load angle after offsetting rotating freely for angles, thereby pre-load, in test, come fine adjustment load by oscillating cylinder again.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present invention;
Fig. 2 is backsight structural representation of the present invention;
Fig. 3 is the A-A cut-open view of Fig. 1;
Fig. 4 is the B-B cut-open view of Fig. 2;
Fig. 5 is the structural representation that existing oscillating cylinder loads the mechanical close testing table;
Fig. 6 is the use structural representation of the present invention on oscillating cylinder loading mechanical close testing table;
In figure: 1, locking disk, 2, set nut, 3, T-shaped bolt, 4, bolt hole, 5, bolt, 6, annular T-shaped groove disk, 7, plug, 8, bolt, 9, bolt hole, 10, the right alignment back shaft, 11, the right alignment supported hole, 12, radial loaded hole, 13, circular ring slot, 14, the radial loaded hole, 15, drive motor, 16, the closed gear case, 17, transmission shaft, 18, closed gear case, 19, testpieces, 20, oscillating cylinder.
Embodiment
a kind of specific embodiment as shown in Fig. 1-4, it comprises annular T-shaped groove disk 6 and locking disk 1, one end face of the T-shaped groove disk 6 of annular is provided with annular groove 13, the cross section of annular groove 13 is T-shaped, the T-shaped groove disk 6 of annular and be connected disk 1 and pass through a plurality of T-shaped bolts 3 connections, the nut end of T-shaped bolt 3 hangs in the annular groove 13 of annular T-shaped groove disk 6, locking disk 1 is provided with axial bolt through hole is installed, T-shaped bolt 3 is inserted in the bolt of locking disk 1 and installs in through hole, the bolt head end of T-shaped bolt 3 is provided with set nut 2, be equipped with the syndeton for the joint test transmission shaft on the T-shaped groove disk 6 of annular and locking disk 1.
The T-shaped groove disk 6 of annular is provided with the right alignment back shaft 10 that is positioned at annular groove 13 centers, and locking disk 1 is provided with the right alignment supported hole 11 coaxial with right alignment back shaft 10, and right alignment back shaft 10 is inserted in right alignment supported hole 11.By right alignment back shaft 10 and right alignment supported hole 11 are set, make annular T-shaped groove disk 6 and locking disk 1 right alignment in relatively rotating process not change.
The periphery of the T-shaped groove disk 6 of annular is provided with radial loaded hole 12, the periphery of locking disk 1 is provided with radial loaded hole 14, the radial loaded hole 14 of the radial loaded hole 12 of the T-shaped groove disk 6 of annular and locking disk 1 is provided with a pair of, and every pair radially loads the hole and is arranged symmetrically with take the central axis of respective circular disks as axis of symmetry.By the radial loaded hole is set, be convenient to respective circular disks is applied loading force.
The end face that the T-shaped groove disk 6 of annular deviates from annular groove 13 is provided with that communicate with annular groove 13 and can be by the assembly technology hole of T-shaped bolt 3, be provided with plug 7 in the assembly technology hole, the assembly technology hole arranges in pairs, and every pair of assembly technology hole is arranged symmetrically with take T-shaped groove disk 6 central axis of annular as axis of symmetry.Like this can be so that the T-shaped bolt 3 of packing into.The syndeton that is used for the joint test transmission shaft on the T-shaped groove disk 6 of annular is circumference uniform distribution a plurality of bolts hole 9 on the T-shaped groove disk 6 of annular.The syndeton that is used for the joint test transmission shaft on locking disk 1 is circumference uniform distribution a plurality of bolts hole 9 on the T-shaped groove disk 6 of annular.Just can be connected with corresponding transmission shaft by bolt.
Install: as shown in Figure 6, be broken into two transmission shafts in the middle of oscillating cylinder being loaded the transmission shaft 17 of mechanical close testing table, process a plurality of unthreaded holes for inserting bolt on the end face of transmission shaft, the bolt 8 of screwing on bolt hole 9 with the T-shaped groove disk 6 of annular of the present invention, be screwed into bolt 5 in bolt hole 4 with locking disk 1, the other end of all bolts 8 is inserted in the unthreaded hole of corresponding transmission shaft end surface, the other end of all bolts 5 is inserted in the unthreaded hole of corresponding transmission shaft end surface, makes this device that two transmission shafts are docked.
Use: with testpieces as speed reduction unit as example, unscrew set nut 2,2 crowbars are inserted radial loaded hole 12 and radial loaded hole 14, back and forth to turning the position that testpieces is adjusted to conveniently put into gear, and testpieces has been loaded certain preloading, then oscillating cylinder is fallen back on zero-bit, add the T-shaped bolt-locking nut 2 of locking after predetermined load with crowbar, take off crowbar and can begin test.
Claims (5)
1. an oscillating cylinder loads mechanical close testing table pre-load means, it is characterized in that: comprise annular T-shaped groove disk and locking disk, one end face of the T-shaped groove disk of annular is provided with annular groove, the cross section of annular groove is T-shaped, the T-shaped groove disk of annular and be connected disk and pass through a plurality of T-shaped bolts connections, the nut end of T-shaped bolt hangs in the annular groove of annular T-shaped groove disk, the locking disk is provided with axial bolt through hole is installed, T-shaped bolt is inserted in the bolt of locking disk and installs in through hole, the bolt head end of T-shaped bolt is provided with set nut, be equipped with the syndeton for the joint test transmission shaft on the T-shaped groove disk of annular and locking disk.
2. oscillating cylinder according to claim 1 loads mechanical close testing table pre-load means, it is characterized in that: the T-shaped groove disk of described annular is provided with the right alignment back shaft that is positioned at the annular groove center, the locking disk is provided with the right alignment supported hole coaxial with the right alignment back shaft, and the right alignment back shaft is inserted in the right alignment supported hole.
3. oscillating cylinder according to claim 1 and 2 loads mechanical close testing table pre-load means, it is characterized in that: be equipped with the radial loaded hole on the periphery of the T-shaped groove disk of described annular and locking disk, the radial loaded hole of the T-shaped groove disk of annular and locking disk all arranges in pairs, and every pair radially loads the hole and is arranged symmetrically with take the central axis of respective circular disks as axis of symmetry.
4. oscillating cylinder according to claim 3 loads mechanical close testing table pre-load means, it is characterized in that: the end face that the T-shaped groove disk of described annular deviates from annular groove is provided with the assembly technology hole that communicates with annular groove and can pass through T-shaped bolt, assembly technology is provided with plug in the hole, the assembly technology hole arranges in pairs, and every pair of assembly technology hole is arranged symmetrically with take the T-shaped groove disc centre of annular axis as axis of symmetry.
5. oscillating cylinder according to claim 4 loads mechanical close testing table pre-load means, it is characterized in that: the T-shaped groove disk of described annular and lock the syndeton for the joint test transmission shaft on disk and be circumference uniform distribution a plurality of bolts hole on disk mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100778367A CN103162954A (en) | 2013-03-12 | 2013-03-12 | Pre-loading device for shakable-cylinder loading mechanical sealing test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100778367A CN103162954A (en) | 2013-03-12 | 2013-03-12 | Pre-loading device for shakable-cylinder loading mechanical sealing test stand |
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| Publication Number | Publication Date |
|---|---|
| CN103162954A true CN103162954A (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100778367A Pending CN103162954A (en) | 2013-03-12 | 2013-03-12 | Pre-loading device for shakable-cylinder loading mechanical sealing test stand |
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| CN (1) | CN103162954A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390779A (en) * | 2015-01-06 | 2015-03-04 | 广西柳工机械股份有限公司 | Speed reducer testing system |
| CN108397490A (en) * | 2018-03-05 | 2018-08-14 | 中国重汽集团济南动力有限公司 | A kind of winch clutching separation preventing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4496259A (en) * | 1980-05-28 | 1985-01-29 | Alsthom-Atlantique | Connector for connecting two rotors together |
| US20070277643A1 (en) * | 2006-06-06 | 2007-12-06 | King Anthony W | Flex Plate with Attached Rim |
| CN101363769A (en) * | 2008-09-15 | 2009-02-11 | 奇瑞汽车股份有限公司 | Revolving gear for spin-testing table for automobile gear box |
| CN102207119A (en) * | 2011-03-16 | 2011-10-05 | 哈尔滨工业大学 | Coaxial double-nut coupling mechanism |
| CN203101044U (en) * | 2013-03-12 | 2013-07-31 | 中国重汽集团济南动力有限公司 | Preloading device for closed mechanical test stand for loading of swing cylinder |
-
2013
- 2013-03-12 CN CN2013100778367A patent/CN103162954A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4496259A (en) * | 1980-05-28 | 1985-01-29 | Alsthom-Atlantique | Connector for connecting two rotors together |
| US20070277643A1 (en) * | 2006-06-06 | 2007-12-06 | King Anthony W | Flex Plate with Attached Rim |
| CN101363769A (en) * | 2008-09-15 | 2009-02-11 | 奇瑞汽车股份有限公司 | Revolving gear for spin-testing table for automobile gear box |
| CN102207119A (en) * | 2011-03-16 | 2011-10-05 | 哈尔滨工业大学 | Coaxial double-nut coupling mechanism |
| CN203101044U (en) * | 2013-03-12 | 2013-07-31 | 中国重汽集团济南动力有限公司 | Preloading device for closed mechanical test stand for loading of swing cylinder |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390779A (en) * | 2015-01-06 | 2015-03-04 | 广西柳工机械股份有限公司 | Speed reducer testing system |
| CN104390779B (en) * | 2015-01-06 | 2017-06-13 | 广西柳工机械股份有限公司 | Reductor pilot system |
| CN108397490A (en) * | 2018-03-05 | 2018-08-14 | 中国重汽集团济南动力有限公司 | A kind of winch clutching separation preventing device |
| CN108397490B (en) * | 2018-03-05 | 2023-09-01 | 中国重汽集团济南动力有限公司 | Winch clutch separation preventing device |
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Application publication date: 20130619 |