CN204514729U - Liner testing machine - Google Patents
Liner testing machine Download PDFInfo
- Publication number
- CN204514729U CN204514729U CN201520237326.6U CN201520237326U CN204514729U CN 204514729 U CN204514729 U CN 204514729U CN 201520237326 U CN201520237326 U CN 201520237326U CN 204514729 U CN204514729 U CN 204514729U
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- China
- Prior art keywords
- liner
- testing machine
- lever
- bearing pin
- end cover
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of liner testing machine, and testing machine comprises loading system, support system and oscillation system; In oscillation system, the output shaft of motor is fixedly connected with rotating disc by shaft coupling sleeve; On rotating disc, eccentric being provided with connects bearing pin I, and the right-hand member connecting bearing pin I assembles rolling bearing, and rolling bearing rolls and is assemblied in one end of side link; The side link other end by connect bearing pin II and slide attachment plate hinged; Slide attachment plate, slider plate is fixed on slide block respectively by screw, and skid is arranged on guide rail; Tooth bar by screw fastening in slider plate, and simultaneously and gears meshing; Gear is connected and fixed the middle part being arranged on rotating shaft by key.The loading system of this testing machine adopts lever weight to load, and makes the low cost of manufacture of testing machine; Simultaneously in process of the test, tooth bar by with the engaging of gear, drive rotating shaft and on lining plank, liner do reciprocally swinging, well can simulate the operating mode of liner reality.
Description
Technical field
The utility model relates to mechanical manufacturing field, is specifically related to a kind of liner testing machine.
Background technology
At present, the load mode that existing liner testing machine adopts mostly is hydraulic pressure or electric loading system, and these load modes need corresponding loading equipemtn (such as electric cylinder, hydraulic cylinder etc.), and this obtains very large increase with regard to making the manufacturing cost of testing machine; In addition, in process of the test, the forms of motion of liner is single (such as liner transfixion, or liner rotates along some directions), and this just makes testing machine well can not simulate the operating mode of liner reality.
In prior art, " a kind of contact fatigue test machine loading system " (Chinese patent: 201320772606.8), the load mode that this contact fatigue test machine loading system adopts is that lever weight loads, and also can carry out load test to liner simultaneously.But the form that this contact fatigue test machine loading system carries out load test to liner is only static loading, well can not simulate the operating mode of liner reality.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of liner testing machine, and this testing machine adopts lever weight to load, and this just makes the low cost of manufacture of this testing machine; Simultaneously in process of the test, the forms of motion of liner is reciprocally swinging, well can simulate the operating mode of liner reality.
This testing machine by loading system, support system, oscillation system form, it is characterized in that:
Loading system comprises supporting lever, hinge, lever, loads axle, pressure head, bracing frame, bearing pin, scale pan bar, the scale pan;
Supporting lever and bracing frame are all mounted by means of bolts in frame, and wherein, the top of bracing frame is provided with U-type groove; The left end of lever by hinge and supporting lever hinged; The middle part of lever through the U-type groove above bracing frame, and is supported on the bearing pin that is movably installed on bracing frame, and the dual-side of U-type groove limits the partially dynamic of lever.The right-hand member of lever is flexibly connected scale pan bar, and the below of scale pan bar is installed with the scale pan.
Load axle and be threaded connection the left side being arranged on lever, and be positioned at the right side of supporting lever simultaneously; Pressure head is positioned at and loads immediately below axle, the symmetrical chamfered edge of its first half, and top is provided with and the taper hole loading axle bottom face and match; Pressure head is through the square groove of anti-rotation support, and this just makes anti-rotation support fix the circumferential position of pressure head, and when ensureing to test in the future, pressure head does not swing with the circuit oscillation of liner.The lower end of pressure head withstands on above liner; Liner is bonded on lining plank by cementing agent, and lining plank is fixedly mounted in rotating shaft by screw.
Support system comprises anti-rotation support, upper end cover, large sleeve, bottom end cover and rotating shaft; Anti-rotation support, upper end cover, large sleeve, bottom end cover is all fixedly connected sequentially by screw, and bottom end cover is fixedly mounted in frame; In above-mentioned, load axle, pressure head, lining plank, rotating shaft, large sleeve, bottom end cover, upper end cover is all coaxial.When this just ensure that and tests in the future, added load is positioned at the center of liner oscillating motion.
Oscillation system comprises motor, shaft coupling sleeve, rotating disc, side link, rolling bearing, connects bearing pin I, connects bearing pin II, slide attachment plate, thrust bearing, upper end cover, slider plate, slide block, guide rail, tooth bar, keel, turning axle, gear, large sleeve, bottom end cover, upper locating sleeve, lower locating sleeve.
Wherein, motor is fixedly mounted in frame, and the output shaft of motor is fixedly connected with rotating disc by shaft coupling sleeve; On rotating disc, eccentric being provided with connects bearing pin I, and the right-hand member connecting bearing pin I assembles rolling bearing, and rolling bearing rolls and is assemblied in one end of side link; The side link other end by connect bearing pin II and slide attachment plate hinged; Slide attachment plate, slider plate is fixed on slide block respectively by screw, and skid is arranged on guide rail, and guide rail is fixedly mounted in frame by keel; Tooth bar by screw fastening in slider plate, and simultaneously and gears meshing; Gear is connected and fixed the middle part being arranged on rotating shaft by key, and carries out axial location by upper locating sleeve and lower locating sleeve; Rotating shaft is through large sleeve, and its upper end shaft shoulder is supported on upper end cover by thrust bearing; Middle and bottom is radially supported on the inside of large sleeve respectively by deep groove ball bearing.
The beneficial effects of the utility model are: the mode that this testing machine adopts lever weight to load is by load applying on liner, and this just makes the low cost of manufacture of this testing machine.Meanwhile, carrying out in process of the test to liner, by opening motor, tooth bar being moved reciprocatingly, and then driven gear, rotating shaft, reciprocally swinging made by liner, and then well can simulate the operating mode of liner reality.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model liner testing machine.
Fig. 2 is the partial top view of the utility model liner testing machine.
Fig. 3 is the fragmentary side cross-sectional view of A-A line in Fig. 1.
Fig. 4 is the structural representation of the utility model liner testing machine.
Fig. 5 is the partial enlarged drawing at B place in Fig. 4.
Fig. 6 is the partial enlarged drawing at C place in Fig. 3.
Fig. 7 is the structural representation of the utility model liner testing machine big disk.
Fig. 8 is the structural representation of the utility model liner pressure head of testing machine.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.Fig. 1 and Fig. 4 shows the structural representation of the utility model liner testing machine.Composition graphs 2, Fig. 3 and Fig. 5 known; This testing machine is by loading system, and support system, oscillation system forms, and it is characterized in that: loading system comprises supporting lever 2, hinge 4, lever 5, loads axle 6, pressure head 7, bracing frame 9, bearing pin 10, scale pan bar 11, the scale pan 12.
Supporting lever 2 and bracing frame 9 are all mounted by means of bolts in frame 1, and wherein, the top of bracing frame 9 is provided with U-type groove; The left end of lever 5 is hinged by hinge 4 and supporting lever 2; The middle part of lever 5 through the U-type groove above bracing frame 9, and is supported on the bearing pin 10 that is movably installed on bracing frame 9, and the dual-side 3,21 of U-type groove limits the partially dynamic of lever 5.The right-hand member of lever 5 is flexibly connected scale pan bar 11, and the below of scale pan bar 11 is installed with the scale pan 12.During loading, the scale pan 12 is placed the counterweight of corresponding weight.
Load axle 6 and be threaded connection the left side being arranged on lever 5, and be positioned at the right side of supporting lever 2 simultaneously; Pressure head 7 is positioned at and loads immediately below axle 6, the symmetrical chamfered edge of its first half, and top is provided with and the taper hole loading axle 6 bottom face and match; Pressure head 7 withstands on above liner 8 through the square groove of anti-rotation support 29, and this just makes anti-rotation support 29 fix the circumferential position of pressure head 7, and when ensureing to test in the future, pressure head 7 does not swing with the circuit oscillation of liner 8.The lower end of pressure head 7 withstands on above liner 8; Liner 8 is bonded on lining plank 30 by cementing agent, and lining plank 30 is fixedly mounted in rotating shaft 31 by screw.In the present embodiment, in the horizontal direction, loading axle 6 to the distance of supporting lever 2 and scale pan bar 11 to the ratio of distances constant of supporting lever 2 is 1:5.
Support system comprises anti-rotation support 29, upper end cover 28, large sleeve 33, bottom end cover 34 and rotating shaft 31; Anti-rotation support 29, upper end cover 28, large sleeve 33, bottom end cover 34 is all fixedly connected sequentially by screw, and bottom end cover 34 is fixedly mounted in frame 1; In above-mentioned, load axle 6, pressure head 7, lining plank 30, rotating shaft 31, large sleeve 33, bottom end cover 34, upper end cover 28 is all coaxial.When this just ensure that and tests in the future, added load is positioned at the center of liner 8 oscillating motion.
Oscillation system comprises motor 18, shaft coupling sleeve 19, rotating disc 20, side link 22, rolling bearing 23, connects bearing pin I24, connects bearing pin II 25, slide attachment plate 26, thrust bearing 27, upper end cover 28, slider plate 13, slide block 14, guide rail 15, tooth bar 16, keel 17, turning axle 31, gear 32, large sleeve 33, bottom end cover 34, upper locating sleeve 35, lower locating sleeve 36.
Wherein, motor 18 is fixedly mounted in frame 1, and the output shaft of motor 18 is fixedly connected with rotating disc 20 by shaft coupling sleeve 19; On rotating disc 20, eccentric being provided with connects bearing pin I24, and the right-hand member connecting bearing pin I24 assembles rolling bearing 23, and rolling bearing 23 rolls and is assemblied in one end of side link 22; Side link 22 other end is hinged with slide attachment plate 26 by connecting bearing pin II 25; Slide attachment plate 26, slider plate 13 is fixed on slide block 14 respectively by screw, and slide block 14 is slidably mounted on guide rail 15, and guide rail 15 is fixedly mounted in frame 1 by keel 17; Tooth bar 16, and to be engaged with gear 32 by screw fastening in slider plate 13 simultaneously; Gear 32 is connected and fixed the middle part being arranged on rotating shaft 31 by key, and carries out axial location by upper locating sleeve 35 and lower locating sleeve 36; Rotating shaft 31 is through large sleeve 33, and its upper end shaft shoulder is supported on upper end cover 28 by thrust bearing 27; Middle and bottom is radially supported on the inside of large sleeve 33 respectively by deep groove ball bearing.
Before test, lever 5 is held up, be then supported on bearing pin 10 and (now load axle 6 to be separated with pressure head 7); Move up pressure head 7, guarantees that pressure head 7 is separated with lining plank 30.Then liner 8 is bonded on lining plank 30 by cementing agent.Remove bearing pin 10, fallen by lever 5, the taper hole interior (now, the lower end of pressure head 7 withstands on liner 8) of pressure head 7 upper end is dropped in the bottom loading axle 6.According to the load be applied to required for test on liner 8, the counterweight of corresponding weight is selected to be put into (such as, the load being applied to liner 8 required for test is 150N, then can place the counterweight of 30N weight at the scale pan 12) on the scale pan 12.Opening power, open motor 18, driven rotary dish 20 rotates, and by connecting bearing pin I24, the eccentric rotary of rolling bearing 23, drives slider plate 13, and slide block 14 and the tooth bar 16 that is fixed in slider plate 13 do linear reciprocating motion on guide rail 15.Tooth bar 16 by with the engaging of gear 32, drive rotating shaft 31 and on lining plank 30, liner 8 do reciprocally swinging.So far, on-test.
After having tested, powered-down.Remove counterweight, held up by lever 5, be then supported on bearing pin 10, move up pressure head 7, takes out liner 8.So far, off-test.
Be described the utility model and embodiment thereof above, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited thereto.If generally speaking those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, all belong to protection domain of the present utility model.
Claims (3)
1. a liner testing machine, this testing machine by loading system, support system, oscillation system form, it is characterized in that:
In loading system, supporting lever (2) and bracing frame (9) are all mounted by means of bolts in frame (1), and wherein, the top of bracing frame (9) is provided with U-type groove; The left end of lever (5) is hinged by hinge (4) and supporting lever (2); The middle part of lever (5) is through the U-type groove above bracing frame (9), and be supported on the bearing pin (10) that is movably installed on bracing frame (9), the right-hand member of lever (5) is flexibly connected scale pan bar (11), and the below of scale pan bar (11) is installed with the scale pan (12);
Load the left side that axle (6) is arranged on lever (5), and be positioned at the right side of supporting lever (2) simultaneously; Pressure head (7) is positioned at and loads immediately below axle (6), the symmetrical chamfered edge of its first half, and top is provided with and the taper hole loading axle (6) bottom face and match; Pressure head (7) withstands on above liner (8) through the square groove of anti-rotation support (29); Liner (8) is bonded on lining plank (30) by cementing agent, and lining plank (30) is fixedly mounted in rotating shaft (31) by screw;
In support system, anti-rotation support (29), upper end cover (28), large sleeve (33), bottom end cover (34) is all fixedly connected sequentially by screw, and bottom end cover (34) is fixedly mounted in frame (1); In above-mentioned, load axle (6), pressure head (7), lining plank (30), rotating shaft (31), large sleeve (33), bottom end cover (34), upper end cover (28) is all coaxial;
In oscillation system, motor (18) is fixedly mounted in frame (1), and the output shaft of motor (18) is fixedly connected with rotating disc (20) by shaft coupling sleeve (19); Upper eccentric being provided with of rotating disc (20) connects bearing pin I (24), the right-hand member connecting bearing pin I (24) assembles rolling bearing (23), and rolling bearing (23) rolls and is assemblied in one end of side link (22); Side link (22) other end is hinged with slide attachment plate (26) by connecting bearing pin II (25); Slide attachment plate (26), slider plate (13) is fixed on slide block (14) respectively by screw, slide block (14) is slidably mounted on guide rail (15), and guide rail (15) is fixedly mounted in frame (1) by keel (17); Tooth bar (16), and to be engaged with gear (32) by screw fastening in slider plate (13) simultaneously; Gear (32) is connected and fixed the middle part being arranged on rotating shaft (31) by key, and carries out axial location by upper locating sleeve (35) and lower locating sleeve (36); Rotating shaft (31) is through large sleeve (33), and its upper end shaft shoulder is supported on upper end cover (28) by thrust bearing (27); Middle and bottom is radially supported on the inside of large sleeve (33) respectively by deep groove ball bearing.
2. liner testing machine according to claim 1, is characterized in that: described loading axle (6) is threaded connection and is arranged on lever (5).
3. liner testing machine according to claim 1, is characterized in that: described pressure head (7) is arranged on the bottom loading axle (6) by cone match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520237326.6U CN204514729U (en) | 2015-04-20 | 2015-04-20 | Liner testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520237326.6U CN204514729U (en) | 2015-04-20 | 2015-04-20 | Liner testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204514729U true CN204514729U (en) | 2015-07-29 |
Family
ID=53712691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520237326.6U Expired - Fee Related CN204514729U (en) | 2015-04-20 | 2015-04-20 | Liner testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204514729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680356A (en) * | 2018-05-07 | 2018-10-19 | 山东理工大学 | Fit clearance continuous adjustable thrust bearing testing stand |
| CN109238838A (en) * | 2018-09-13 | 2019-01-18 | 武汉材料保护研究所有限公司 | A kind of rotary bending fatigue test fixture and method |
-
2015
- 2015-04-20 CN CN201520237326.6U patent/CN204514729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680356A (en) * | 2018-05-07 | 2018-10-19 | 山东理工大学 | Fit clearance continuous adjustable thrust bearing testing stand |
| CN109238838A (en) * | 2018-09-13 | 2019-01-18 | 武汉材料保护研究所有限公司 | A kind of rotary bending fatigue test fixture and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |