CN209326957U - A kind of cylinder sleeve anti-fatigue test machine - Google Patents

Abstract

The utility model discloses a kind of cylinder sleeve anti-fatigue test machines, including two pillars being vertically arranged on pedestal, level frame is equipped with crossbeam on the top of the base, the both ends of the crossbeam are socketed the pillar to realize the crossbeam along the up and down motion of the relatively described pedestal of the pillar, the movement portion to drive the relatively described pillar sliding of the crossbeam is equipped in the middle part of the crossbeam along the vertical direction, load pressure head is equipped with below the movement portion, the pedestal is equipped with the clamping portion to realize the clamping of cylinder sleeve sample, the clamping portion is set to the lower section of the load pressure head；When the movement portion moves downward on the crossbeam along the pillar, the load pressure head is moved downward to realize that the cylinder sleeve sample to clamping portion clamping provides active force.Extending direction of the load pressure head of above-mentioned cylinder sleeve anti-fatigue test machine under the drive in movement portion along pillar acts on the cylinder sleeve sample of institute, clamping portion clamping, can effectively realize the antifatigue detection to cylinder sleeve.

Description

A kind of cylinder sleeve anti-fatigue test machine

Technical field

The utility model relates to cylinder jacket detection field, in particular to a kind of cylinder sleeve anti-fatigue test machine.

Background technique

Cylinder jacket especially wet liner, the quality of branch brace shoulder processing technology, directly affects the quality of product.Cylinder jacket Fall platform be cylinder sleeve failure it is one such, account for cylinder sleeve failure a big chunk.

In the assembly and use process of cylinder sleeve, it is frequently found the generation that cylinder jacket falls platform phenomenon, cylinder jacket produces thus Producer find out in the design and process of cylinder sleeve it is various can reduce platform phenomenon odds, in these methods most often The method seen is to carry out rolling at cylinder jacket escape to increase stress to achieve the purpose that relatively to minus platform.Existing branch brace shoulder Anti- crushing force detection is more common in detection, but there is inevitable defects for the detection of anti-crushing force, with the increasing of cylinder sleeve cylinder diameter Greatly, the pressure needed is also very big, it is therefore desirable to the tonnage of press machine also increase accordingly, on the one hand need to throw since force value is too big Enter more fund, while can also generate other experimental facilities of biggish vibration influence, on the other hand since crushing test is crushed Fragment splashes afterwards, and there is also biggish security risks.For cylinder sleeve branch brace shoulder anti-fatigue performance test in the prior art also not Once had recorded, and therefore, how to provide a kind of cylinder sleeve anti-fatigue test machine better than the detection of anti-crushing force to reduce detection Capital investment simultaneously can effectively detect the problem of cylinder sleeve has a defect that those skilled in the art's urgent need to resolve.

Utility model content

The purpose of the utility model is to provide a kind of cylinder sleeve anti-fatigue test machines, and the load pressure head of the testing machine is in movement portion Drive under acted on the cylinder sleeve sample of institute, clamping portion clamping along the extending direction of pillar, can effectively realize and cylinder sleeve is resisted Fatigue detecting.

To achieve the above object, the utility model provides a kind of cylinder sleeve anti-fatigue test machine, including sets vertically on pedestal Two pillars set, level frame is equipped with crossbeam on the top of the base, and the both ends of the crossbeam are socketed the pillar to realize Along the up and down motion of the relatively described pedestal of the pillar, the crossbeam middle part is equipped with to drive the crossbeam along the vertical direction State the movement portion of crossbeam pillar sliding relatively, the movement subordinate end is equipped with load pressure head, the pedestal equipped with to Realize that the clamping portion of the clamping of cylinder sleeve sample, the clamping portion are set to the lower section of the load pressure head；When the movement portion is in institute It states when being moved downward on crossbeam along the pillar, the load pressure head is moved downward to realize the cylinder sleeve to clamping portion clamping Sample provides active force.

Preferably, the movement portion further includes the sensor on the upside of the load pressure head, the sensor and control Portion is connected to realize that the control unit is converted into figure according to the metrical information that the sensor acquires.

Preferably, the sensor for displacement sensor and load sensor to realize displacement sensors to described plus The detection and the load sensor for carrying the moving displacement of pressure head along the vertical direction act on cylinder sleeve sample to the load pressure head Load detection.

Preferably, the movement portion includes being set to the actuator on the upside of the crossbeam along vertical axis to realize described move The downward load in portion, the actuator are connected with load cylinder.

Preferably, the movement portion further includes the tipping bar on the upside of the sensor, the middle part socket of the crossbeam The tipping bar is to realize connection of the movement portion in the middle part of the crossbeam.

It preferably, further include power part, the power part is connected to realize the power part to described with the movement portion Movement portion conveying power simultaneously drives the movement portion along the sliding of the pillar.

Preferably, the power part includes the oil pump equipped with oil outlet and fuel tank equipped with oil return opening, the oil pump and electricity Machine is connected, and the oil outlet is connected with the actuator and the oil return opening is connected with the load cylinder to realize power transmission The closing of oil circuit.

Preferably, the clamping portion includes the transverse slat extended transversely and the stringer board extended longitudinally, and the transverse slat is prolonging Stretch the adjusting that the position of the clamping portion on the base is realized in direction equipped at least two interfaces.

Preferably, the outside of the stringer board is equipped with mounting blocks, the medial surface of the mounting blocks and the branch brace shoulder of cylinder sleeve sample Fitting is to realize the mounting blocks by cylinder sleeve sample clamping on the stringer board.

Preferably, locating piece, the periphery wall and cylinder sleeve of the locating piece are additionally provided between the stringer board and the mounting blocks The back side of the branch brace shoulder of sample is bonded to realize positioning of the cylinder sleeve sample between the stringer board and the mounting blocks

Relative to above-mentioned background technique, cylinder sleeve anti-fatigue test machine provided by the utility model includes to install clamping Two pillars are arranged in the pedestal in portion on pedestal, and the crossbeam that can be slided up and down along pillar with opposite pedestal is socketed on pillar, The middle part setting of crossbeam is equipped with load pressure head, clamping portion in the lower end in movement portion to the movement portion for driving crossbeam to move up and down Between two pillars and it is located at the lower section for loading pressure head, the movement of load pressure head is realized by above-mentioned power part, is passed through The crossbeam of the above-mentioned socket with pillar passes through dress to realize extending direction up and down motion on vertical axis of the power part along pillar Folder portion realizes that cylinder sleeve sample is set to the lower section of load pressure head and realizes load pressure head to cylinder sleeve sample to the clamping of cylinder sleeve sample Effect, extending direction of the load pressure head of the testing machine under the drive in movement portion along pillar act on institute, clamping portion clamping On cylinder sleeve sample, the antifatigue detection to cylinder sleeve can be effectively realized.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 is the structural schematic diagram of cylinder sleeve anti-fatigue test machine provided by the embodiment of the present invention；

Fig. 2 is the structural schematic diagram of the fixed part of cylinder sleeve anti-fatigue test machine in Fig. 1；

Fig. 3 is the structural schematic diagram in the movement portion of cylinder sleeve anti-fatigue test machine in Fig. 1；

Fig. 4 is the front view of the package assembly in fixed part and movement portion in Fig. 1；

Fig. 5 is the side view of the package assembly in fixed part and movement portion in Fig. 4；

Fig. 6 is the structural schematic diagram in the clamping portion of cylinder sleeve anti-fatigue test machine in Fig. 1；

Fig. 7 is the front view of the cylinder sleeve sample in Fig. 6；

Fig. 8 is the top view of the cylinder sleeve sample in Fig. 7；

Fig. 9 is the structural schematic diagram of the power part of cylinder sleeve anti-fatigue test machine in Fig. 1.

Wherein:

1- fixed part, 11- pedestal, 12- pillar, 13- crossbeam, 14- mounting groove, 2- clamping portion, 21- transverse slat, 22- stringer board, 23- locating piece, 231- location hole, 24- gasket, 25- mounting blocks, 251- mounting hole, 3- movement portion, 31- load pressure head, 32- are passed Sensor, 33- tipping bar, 34- actuator, 35- load cylinder, 4- power part, 41- motor, 42- oil pump, 43- accumulator, 44- filter Oily device, 45- cooler, 46- fuel tank, 5- control unit, 6- cylinder sleeve sample.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In order to make those skilled in the art more fully understand the utility model, with reference to the accompanying drawing and specifically The utility model is described in further detail for embodiment.

In the first specific embodiment, cylinder sleeve anti-fatigue test machine includes the pedestal for two pillars 12 to be arranged 11, it is provided with crossbeam 13 in the upper horizontal of pedestal 11, the both ends of crossbeam 13 are socketed in respectively on two pillars 12, two pillars 12 from top to bottom run through the both ends of crossbeam 13 to realize the sliding up and down along the opposite pedestal 11 of pillar 12 of crossbeam 13, in crossbeam 13 Middle part is equipped with the movement portion 3 to drive crossbeam 13 to move along the vertical direction, is equipped with load pressure head 31 in the lower end in movement portion 3, It is equipped with the clamping portion 2 to realize the clamping of cylinder sleeve sample 6 on the pedestal 11, clamping portion 2 is located between two pillars 12 and adds The lower section for carrying pressure head 31, when movement portion 3 drives downwards load pressure head 31 to move on crossbeam 13 along the extending direction of pillar 12, Load pressure head 31 is moved downward and is acted on the cylinder sleeve sample 6 of 2, clamping portion clamping, tired to resisting for cylinder sleeve sample 6 to realize Labor detection.It should be noted that playing support to the movement portion 3 being arranged on crossbeam 13 and crossbeam 13 in the present embodiment pillar 12 Effect, when crossbeam 13 moves up and down with respect to pedestal 11, pillar 12 limits the direction of motion of crossbeam 13, it can be understood as crossbeam 13 Both ends be equipped with the pilot hole worn for two pillars 12, the path that crossbeam 13 moves up and down is the axis side of pilot hole To in addition to this, crossbeam 13 is socketed on two pillars 12 to realize sliding up and down with a variety of setting means along pillar 12 Here it is no longer repeated one by one, such as the screw rod and nut of threaded connection, the sliding slot of conduit cooperation and sliding rail etc. all should belong to The declared range of the present embodiment.

In another specific embodiment, movement portion 3 further includes the sensor 32 set on 31 upside of load pressure head, Sensor 32 detects the measurement parameter loaded pressure head 31 in anti-fatigue test and is supplied to the control unit being connected with sensor 32 5, figure is converted into according to the metrical information that sensor 32 acquires by control unit 5.

For superior technique effect, sensor 32 includes displacement sensor and load sensor, displacement sensor and negative Lotus sensor is connected with load pressure head 31, and 5 command displacement sensor of control unit acts on load pressure head 31 along the vertical direction Moving displacement in the direction of cylinder sleeve sample 6 is detected, and control unit 5 controls load sensor to load pressure head 31 along vertical side It is detected to the service load in the direction for acting on cylinder sleeve sample 6, and the measurement that control unit 5 is detected according to displacement sensor The data conversion of the measurement load of displacement and load sensor detection is at visualization results such as figures.

In the present embodiment, movement portion 3 includes the actuator 34 and and actuator that 13 upside of crossbeam is located at along vertical axis 34 connected load cylinders 35, actuator 34 are converted into the knot of mechanical action as a kind of energy by electric, hydraulic, air pressure etc. Structure can apply control force to control object according to determining control law, the set-up mode of actuator 34 be please referred to existing There is technology, no longer repeats one by one here.It should be noted that the actuator 34 in the present embodiment is according to the oil liquid in power part 4 Load pressure head 31 is driven to apply control force outward, the oil liquid for flowing through actuator 34 enters the load cylinder being connected with actuator 34 35。

In the present embodiment, movement portion 3 further includes the tipping bar 33 set on 32 upside of sensor, the middle part socket of crossbeam 13 To realize movement portion 3 in the connection at 13 middle part of crossbeam on tipping bar 33.It should be noted that the present embodiment middle cross beam 13 is socketed Tipping bar 33, can be in inner sidewall of 13 middle part of crossbeam to be socketed tipping bar 33 to realize fixation of the movement portion 3 with respect to crossbeam 13 Face setting passes through with the internal screw thread that bar 33 cooperates is hinged with tightens the fixation that tipping bar 33 realizes the opposite crossbeam 13 in movement portion 3, The periphery that movement portion 3 strongly be fitted into i.e. tipping bar 33 in crossbeam 13 can be clamped in crossbeam 13 by way of interference fit The interior sidewall surface in portion, there are also welding etc. to be fixedly connected with mode other than above-mentioned be detachably connected, and no longer repeats one by one here.

Further include power part 4 for superior technique effect, power part 4 be connected with movement portion 3 with realize power part 4 to Movement portion 3 conveys power and drives movement portion 3 along the sliding of pillar 12.Specifically, power part 4 includes the oil equipped with oil outlet Pump 42 and the fuel tank 46 equipped with oil return opening, oil pump 42 are connected with motor 41, by motor 41 to 42 output power of oil pump, oil pump 42 It pumps out hydraulic oil and is delivered to actuator 34, actuator 34 converts the energy of hydraulic oil to the mechanical energy of mechanical action, outflow The hydraulic oil of actuator 34 enters the load cylinder 35 being connected with actuator 34 and flows back in fuel tank 46 from load cylinder 35.More Specifically, power part 4 further includes accumulator 43, oil filter 44 and cooler 45, and after motor 41 pumps out hydraulic oil, accumulator 43 adjust the pressure of hydraulic oil, enter movement portion 3 by pressure controlled hydraulic oil to realize the movement in movement portion 3, complete energy When the hydraulic oil of amount transmission flows back to power part 4 from movement portion 3 again, hydraulic oil is after the processing of oil filter 44 and cooler 45 Into in the fuel tank 46 of power part 4, gives over to and use next time.

In the present embodiment, clamping portion 2 includes the transverse slat 21 extended transversely and the stringer board 22 extended longitudinally, in transverse slat 21 extending direction is equipped with mounting groove 14 of at least two interfaces to be packed on pedestal 11, by different interfaces the bottom of at The installation of mounting groove 14 on seat 11, clamping portion 2 is on the pedestal 11 with the adjusting of different location.It should be noted that clamping Portion 2 is set to pedestal and refers to that the bottom in clamping portion 2 is connected with pedestal 11, i.e., the interface on transverse slat 21 is connected with pedestal 11, in cross The extending direction of plate 21 is equipped with multiple interfaces, and each interface can realize the connection request with pedestal 11, that is, Say that can change clamping portion 2 by the connection for being located at the interface and pedestal 11 of different location on transverse slat 21 fixes on the pedestal 11 Position, likewise, multiple interfaces also can be set on the extending direction perpendicular to transverse slat 21, different number and with difference The interface of spacing setting will affect the flexibility that clamping portion 2 is installed on the pedestal 11, should be configured according to actual needs, have Body all should belong to the declared range of the present embodiment using which kind of set-up mode and setting quantity.

For superior technique effect, mounting blocks 25, the medial surface and cylinder sleeve of mounting blocks 25 are equipped in the outside of stringer board 22 Sample 6 branch brace shoulder fitting with realize mounting blocks 25 by 6 clamping of cylinder sleeve sample on stringer board 22, between stringer board 22 and mounting blocks 25 It is additionally provided with locating piece 23, the back side of the branch brace shoulder of the periphery wall and cylinder sleeve sample 6 of locating piece 23 is bonded to realize that cylinder sleeve sample 6 exists Positioning between stringer board 22 and mounting blocks 25.It should be noted that cylinder sleeve sample 6 is to be equipped with branch brace shoulder in one end of length direction And the length extended to the other end, greater than high elongate configuration is wider than, the branch brace shoulder of cylinder sleeve sample 6 is covered and is pressed from both sides by mounting blocks 25 It holds on stringer board 22, the length direction of cylinder sleeve sample 6 is along horizontal extension；More specifically, the branch brace shoulder of cylinder sleeve sample 6 is along height Direction, that is, vertical direction extension, mounting blocks 25 and stringer board 22 are located at the two sides of branch brace shoulder horizontal direction, by 25 He of mounting blocks Stringer board 22 clamps and fixed branch brace shoulder, and the length direction of cylinder sleeve sample 6 is along horizontal extension at this time.For mounting blocks 25 and stringer board 22 Connection type can be by the way that mounting hole 251 be arranged on mounting blocks 25 and by the connection types such as bolt or screw and stringer board 22 Connection.

For superior technique effect, be additionally provided with locating piece 23 between stringer board 22 and mounting blocks 25, locating piece 23 it is outer The back side of the branch brace shoulder of peripheral wall and cylinder sleeve sample 6 is bonded to realize positioning of the cylinder sleeve sample 6 between stringer board 22 and mounting blocks 25. It should be noted that positioning of the cylinder sleeve sample 6 between stringer board 22 and mounting blocks 25 is the determining in the vertical direction of cylinder sleeve sample 6 Position, the clamping cylinder sleeve sample 6 by 22 pairs of branch brace shoulders of above-mentioned mounting blocks 25 and stringer board two sides in the horizontal direction are solid in the horizontal direction Fixed, in the downside of the back side of the branch brace shoulder of cylinder sleeve sample 6, that is, branch brace shoulder vertical direction, setting locating piece 23 is bonded with branch brace shoulder To provide the positioning and support of vertical direction to branch brace shoulder.It can be by fixed for the connection relationship of locating piece 23 and stringer board 22 Location hole 231 is set on the block 23 of position and is connect by connection types such as bolt or screws with stringer board 22.For superior technique effect Fruit, i.e. mounting blocks 25 and 22 adjacent of stringer board are equipped with gasket 24 in the branch brace shoulder of cylinder sleeve sample 6 and the binding face of stringer board 22, lead to Adjustable gasket 24 is crossed to realize that the branch brace shoulder of cylinder sleeve sample 6 has preferable fixed pass between mounting blocks 25 and stringer board 22 System.

In another specific embodiment, cylinder sleeve sample 6 is fixed in clamping portion 2, adjusts clamping portion 2 in pedestal 11 On position so that cylinder sleeve sample 2 be placed exactly in load pressure head 31 lower section, the survey different according to anti-fatigue test of power part 4 Examination is required to 3 output hydraulic pressure of movement portion oil, and movement portion 3 is moved downward along pillar 12 with respect to pedestal 11 on crossbeam 13, load pressure First 31 carry out the applied force of different load base values, load amplitude and frequency according to the exported energy of power part 4 to cylinder sleeve sample 6 Effect, control unit 5 according to the collected data of sensor 32 that are connected of load pressure head 31, when synchronous generation m- load/position The wavy curves such as shifting, according to the peak-to-valley value of test parameters, real value, fatigue period and different test number (TN)s, to verify cylinder sleeve Whether sample 6, which meets reception, requires.

Cylinder sleeve anti-fatigue test machine provided by the utility model is described in detail above.Tool used herein Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification It also falls into the protection scope of the utility model claims.

Claims (10)

1. a kind of cylinder sleeve anti-fatigue test machine, which is characterized in that it include two pillars (12) being vertically arranged on pedestal (11), It is provided with crossbeam (13) in the upper horizontal of the pedestal (11), the both ends of the crossbeam (13) are socketed the pillar (12) with reality The existing crossbeam (13) is along the up and down motion of the relatively described pedestal (11) of the pillar (12), and crossbeam (13) middle part is along vertical Direction is equipped with the movement portion (3) to drive relatively described pillar (12) sliding of the crossbeam (13), movement portion (3) lower end Equipped with load pressure head (31), the pedestal (11) is equipped with the clamping portion (2) to realize the clamping of cylinder sleeve sample (6), described Clamping portion (2) is set to the lower section of load pressure head (31)；

When the movement portion (3) moves downward on the crossbeam (13) along the pillar (12), the load pressure head (31) It moves downward to realize that the cylinder sleeve sample (6) to clamping portion (2) clamping provides active force.

2. cylinder sleeve anti-fatigue test machine according to claim 1, which is characterized in that the movement portion (3) further includes being set to Sensor (32) on the upside of load pressure head (31), the sensor (32) are connected with control unit (5) to realize the control Portion (5) is converted into figure according to the metrical information that the sensor (32) acquires.

3. cylinder sleeve anti-fatigue test machine according to claim 2, which is characterized in that the sensor (32) is displacement sensing The inspection of device and load sensor moving displacement of the displacement sensors to load pressure head (31) along the vertical direction to realize It surveys and the load sensor is to the detection for loading pressure head (31) and acting on the load of cylinder sleeve sample (6).

4. cylinder sleeve anti-fatigue test machine according to claim 3, which is characterized in that the movement portion (3) includes along vertical Axis is set to the actuator (34) on the upside of the crossbeam (13) to realize the downward load of the movement portion (3), the actuator (34) it is connected with load cylinder (35).

5. cylinder sleeve anti-fatigue test machine according to claim 4, which is characterized in that the movement portion (3) further includes being set to Tipping bar (33) on the upside of the sensor (32), the middle part of the crossbeam (13) are socketed the tipping bar (33) described in realization Connection of the movement portion (3) in the middle part of the crossbeam (13).

6. cylinder sleeve anti-fatigue test machine according to claim 5, which is characterized in that further include power part (4), the power Portion (4) is connected to realize that the power part (4) conveys described in power and drive to the movement portion (3) with the movement portion (3) Sliding of the movement portion (3) along the pillar (12).

7. cylinder sleeve anti-fatigue test machine according to claim 6, which is characterized in that the power part (4) includes being equipped with The oil pump (42) of hydraulic fluid port and fuel tank (46) equipped with oil return opening, the oil pump (42) are connected with motor (41), the oil outlet with The actuator (34) is connected and the oil return opening is connected with the load cylinder (35) to realize the closing of power transmission oil circuit.

8. cylinder sleeve anti-fatigue test machine according to any one of claims 1 to 7, which is characterized in that clamping portion (2) packet The stringer board (22) for including the transverse slat (21) extended transversely and extending longitudinally, the transverse slat (21) are equipped at least in the direction of extension Two interfaces are to realize the adjusting of position of the clamping portion (2) on the pedestal (11).

9. cylinder sleeve anti-fatigue test machine according to claim 8, which is characterized in that the outside of the stringer board (22) is equipped with peace It fills block (25), the medial surface of the mounting blocks (25) is bonded to realize the mounting blocks (25) with the branch brace shoulder of cylinder sleeve sample (6) By cylinder sleeve sample (6) clamping on the stringer board (22).

10. cylinder sleeve anti-fatigue test machine according to claim 9, which is characterized in that the stringer board (22) and the installation It is additionally provided between block (25) locating piece (23), the back side of the branch brace shoulder of the periphery wall and cylinder sleeve sample (6) of the locating piece (23) Fitting is to realize positioning of the cylinder sleeve sample (6) between the stringer board (22) and the mounting blocks (25).