CN207439778U - Marshal piece compaction test apparatus - Google Patents

Abstract

The utility model discloses a kind of marshal piece compaction test apparatus, its key points of the technical solution are that：Including pedestal, the pedestal is equipped with two mounting bases arranged side by side, the position being located on the pedestal between two mounting bases is equipped with workbench, it is equipped between two mounting bases and holds hoop tightly, the mounting base is equipped with vertical waist type groove, it is described to hold the shaft that waist type groove is provided through on hoop tightly, eccentric wheel is rotatably connected in the shaft, curved bar is connected between two eccentric wheels, the mounting base is located at position above and below eccentric wheel and is equipped with limiting plate, one of them described eccentric wheel is equipped with lifting axis, the described one end of lifting axis away from eccentric wheel is equipped with lifting handle, it further includes and hits actual load and put.After the completion of one flank attack reality of test specimen, the overturning of test specimen is more convenient, is conducive to improve production efficiency.

Description

Marshal piece compaction test apparatus

Technical field

The utility model is related to highway construction project apparatus field, more particularly to a kind of marshal piece compaction test apparatus.

Background technology

Highroad build too busy to get away asphalt, asphalt be a kind of composite material, mainly by pitch, Coarse aggregate, fine aggregate, miberal powder composition, the road surface that asphalt is laid with has surfacing, seamless, comfortable, vibration of driving a vehicle Small, low noise, wear-resisting, airborne dust easy cleaning, construction time be not short, simple maintenance reproducible utilization, excellent suitable for stage construction etc. Point, is widely adopted in highway construction.

Asphalt according to the difference of wherein bitumen aggregate ratio, stability, flow valuve, density, voidage, saturation factor etc. not yet Together, therefore, it is necessary to measure to determine the optimal of asphalt to the above-mentioned parameter of asphalt before pavement construction Bitumen aggregate ratio, Marshall Test are a kind of method for realizing such purpose, and experiment process is that the test specimen of standard impact density is being advised It is pressurized under the conditions of fixed temperature and humidity etc., measures the indexs such as stability and the flow valuve of asphalt, after series of computation, Bitumen aggregate ratio and stability, flow valuve, density, voidage, the relation curve of saturation degree are drawn out respectively, finally determine that pitch mixes The optimum oil-stone ratio of material.A kind of bitumen mixture specimen dedicated for Marshall Test of marshal piece, marshal piece exist It needs, through overcompaction, usually to hit marshal piece by the realization of marshall compaction instrument in actual production life in manufacturing process It is real.

At present, notification number is that the Chinese utility model patent of CN206618608U discloses that a kind of Marshall is electronic to hit reality Instrument, it includes pedestal, the operation console being fixed on pedestal, shell, the hammering component in shell and driving mechanism, described Driving mechanism includes driving motor, sprocket wheel and driving-chain, and hammering component is fixed on driving-chain, is additionally provided with to lock in shell Driving mechanism or hammering component, the retaining mechanism that hammering component is avoided to drop.

Marshal piece usually requires two sides and hits reality, and above-mentioned Marshall electric compaction test apparatus is completed to hit reality to test specimen one side Afterwards, it is necessary to manual overturning test specimen, the time for hitting in reality, often temperature was higher, therefore test specimen overturning is difficult, and production efficiency is low.

Utility model content

The purpose of this utility model is to provide a kind of marshal piece compaction test apparatus, and advantage is that test specimen overturning is convenient, can be had Effect improves production efficiency.

The above-mentioned technical purpose of the utility model technical scheme is that：A kind of marshal piece is hit Real instrument, including pedestal, the pedestal is equipped with two mounting bases arranged side by side, the position being located on the pedestal between two mounting bases It has installed workbench, has been equipped between two mounting bases and holds hoop tightly, the mounting base is equipped with vertical waist type groove, described armful The shaft of waist type groove is provided through on lock ring, eccentric wheel is rotatably connected in the shaft, the mounting base is located at eccentric wheel Above and below position be equipped with limiting plate, the eccentric wheel is equipped with lifting handle, further includes and hits actual load and put.

Through the above technical solutions, waiting to hit real test specimen dress in a mold, mold is placed on the table, is held hoop tightly and is held tightly Mold hits actual load and puts to hit real test specimen, after the completion of a flank attack reality of test specimen, rotates lifting axis, eccentric wheel follows rotation, shaft It is eccentrically set on eccentric wheel, eccentric wheel is contradicted between two limiting plates, therefore shaft can be in waist type during eccentric wheel rotation Rising in slot, shaft, which drives, holds hoop and mold rising tightly, and mold is not contacted with workbench at this time, and mold can be rotated with test specimen, Therefore, the overturning of test specimen is more convenient, is conducive to improve production efficiency.

The utility model is further arranged to：The pedestal is equipped with rack, and the top of workbench is located in the rack Position is equipped with and hits real platform, and the top of the rack is equipped with day roof platform, it is described hit actual load and put hit real platform and day roof platform including being arranged on Between hit real bar, it is described hit real platform and be equipped with hit real hole, it is described to hit real bar through hitting real hole, it is described hit real bar and be located at hit real platform The position of lower section, which is equipped with, hits real stone roller, and described hit between real stone roller and workbench is equipped with returning spring, the top and day for hitting real bar Be equipped with balancing spring between roof platform, it is described hit real bar and be located at the top position of workbench be arranged with clump weight, set in the rack It is useful for the driving device that driving clump weight rises.

It is located at through the above technical solutions, hitting real stone roller above mold, driving device is for driving clump weight to rise, clump weight It is fallen after rising to higher position, clump weight is fallen and impacts real stone roller along hitting real bar, is hit real stone roller position and is declined and impact examination Part after impact, hits real bar and with real stone roller is hit the effect of returning spring and balancing spring is subject to return to initial position, driving device Continue that clump weight is driven to rise the multiple impact realized to test specimen.

The utility model is further arranged to：The driving device includes two installations set along bracket height direction Ear is rotatably connected to sprocket wheel on the mounting ear, is connected with driving motor on one of them described sprocket wheel, two sprocket wheels it Between be equipped with chain, the clump weight be equipped with baffle, the chain be equipped with pushing plate.

Through the above technical solutions, by sprocket wheel chain is driven to rotate during driving motor energization work, the promotion on chain Plate is moved along the path line of chain, and pushing plate contradicts baffle and promotes on clump weight when pushing plate is moved to below baffle It rises, pushing plate follower chain is turned after pushing plate moves to extreme higher position, and pushing plate departs from baffle, at this time under clump weight freedom Fall, pushing plate realizes the multiple lifting to clump weight with chain reciprocating motion.

The utility model is further arranged to：The pushing plate is equipped with light barrier, is located at chain both sides in the rack Position be respectively equipped with infrared generator and infrared receiver.

Through the above technical solutions, infrared generator is in infrared receiver in the same horizontal position, infrared ray Generator sends infrared ray and is radiated on infrared receiver, when pushing plate moves to infrared generator and infrared receiver When between device, light barrier blocks the infrared light that infrared generator is sent, and infrared receiver does not receive infrared ray at this time And corresponding signal is exported, the counting to clump weight rise times can be achieved in signal after counter is handled.

The utility model is further arranged to：One side of the rack away from workbench is equipped with floor, the rack and work Make to be equipped with connecting plate between platform.

Through the above technical solutions, floor improves the intensity of rack, rack is unlikely to deform, and connecting plate improves workbench Bonding strength between rack, workbench are unlikely to deform during the work time, stability higher on the whole.

The utility model is further arranged to：The workbench is equipped with holding tank.

Through the above technical solutions, when mold equipped with test specimen is placed on the table, mold inlay card in holding tank, because This test specimen is not easily shifted during reality is hit.

The utility model is further arranged to：The pedestal is equipped with to fix the fixed seat of lifting handle, described solid Reservation is equipped with fixed claw.

Through the above technical solutions, lifting handle inlay card is realized into the fixation to lifting handle, lifting on fixed claw Handle is not easy to rotate, therefore eccentric wheel is not easy to rotate, and then the position for holding hoop and mold tightly is fixed, and mold is not easy to beat.

The utility model is further arranged to：One away from lifting handle in two shafts is equipped with overturning hand Wheel.

Through the above technical solutions, overturning handwheel holds the overturning bound round and then realized to mold and test specimen tightly for rotation, The overturning to test specimen can be realized in rotation overturning handwheel, and simple to operate, overturning handwheel is arranged far from lifting handle one side Shaft on, therefore overturn and do not have interference between handwheel and lifting handle.

The utility model is further arranged to：The hoop of holding tightly includes two garter springs being oppositely arranged and for locking garter spring Clamping screw, the both ends of the garter spring are equipped with end plate, and the clamping screw is equipped with pressing plate, and the clamping screw passes through one End plate is simultaneously threaded on another end plate.

Through the above technical solutions, when screwing clamping screw, pressing plate promotes two end plates close to realizing two garter springs It is close, two garter springs close to when can be to the mold cramping between garter spring.

The utility model is further arranged to：One end of the clamping screw is equipped with connector, is equipped in the connector Connecting hole, adjusting rod is equipped in the connecting hole, and the both ends of the adjusting rod are equipped with detent balls.

Through the above technical solutions, adjusting rod is used for rotation lock bolt, adjusting rod can slide in adjustment hole, therefore In rotation lock bolt, suitable position when can adjusting rod be moved facilitates rotation lock bolt, the stop at adjusting rod both ends Ball causes adjusting rod to be not easily disconnected from clamping screw.

In conclusion the utility model has the advantages that：

1st, shaft is eccentrically set on eccentric wheel, and eccentric wheel is contradicted between two limiting plates, therefore during eccentric wheel rotation Shaft can rise in waist type groove, and shaft, which drives, holds hoop and mold rising tightly, and mold is not contacted with workbench at this time, and mold can It is rotated with test specimen, therefore, the overturning of test specimen is more convenient, is conducive to improve production efficiency；

2nd, fixed seat is equipped on pedestal, fixed seat is equipped with fixed claw, and position and the shaft of fixed seat are in highest order Or the position of lifting handle corresponds to during lowest order, lifting handle is fixed after rotateing in place by fixed claw, therefore the position of shaft It is fixed, shaft is in more reliable and more stable during operating position；

3rd, one end of clamping screw is equipped with connector, and connecting hole is equipped in connector, adjusting rod is equipped in connecting hole, is adjusted Pole can slide in connecting hole, when using adjusting rod rotation lock bolt, facilitate adjusting rod being moved to suitable position, adjust Pole is not easy to interfere with garter spring.

Description of the drawings

Fig. 1 is the overall structure diagram of the present embodiment；

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the structure diagram that driving device is embodied in the present embodiment；

Fig. 4 is the enlarged drawing at B in Fig. 3；

Fig. 5 is the enlarged drawing at C in Fig. 3；

Fig. 6 is the sectional view of the present embodiment；

Fig. 7 is the enlarged drawing at D in Fig. 6；

Fig. 8 is the structure diagram that position relationship between mounting base and workbench is embodied in the present embodiment；

Fig. 9 is the enlarged drawing at E in Fig. 8.

Reference numeral：1st, pedestal；2nd, mounting base；3rd, workbench；31st, holding tank；4th, hoop is held tightly；5th, waist type groove；6th, shaft； 7th, eccentric wheel；9th, limiting plate；11st, lifting handle；12nd, actual load is hit to put；13rd, rack；131st, floor；14th, real platform is hit；141st, reality is hit Hole；15th, day roof platform；16th, real bar is hit；17th, real stone roller is hit；18th, returning spring；19th, balancing spring；20th, clump weight；201st, baffle； 21st, driving device；22nd, mounting ear；23rd, sprocket wheel；24th, chain；25th, driving motor；26th, pushing plate；261st, light barrier；27th, it is red Outside line generator；28th, infrared receiver；29th, fixed seat；291st, fixed claw；30th, handwheel is overturn；32nd, connecting plate；33rd, bind round Ring；331st, end plate；34th, clamping screw；341st, pressing plate；35th, connector；351st, connecting hole；36th, adjusting rod；361st, detent balls； 37th, mold.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment：With reference to figure 1, a kind of marshal piece compaction test apparatus hits reality, including pedestal 1, base for marshal piece Seat 1 is equipped with workbench 3, and the mold 37 equipped with test specimen is placed on workbench 3.Pedestal 1 is equipped with rack 13, is set in rack 13 Have it is parallel hit real platform 14 and day roof platform 15, wherein, hit real platform 14 and be located at 3 top of workbench, day roof platform 15, which is located at, hits real platform 14 Top, hit to be equipped between real platform 14 and day roof platform 15 and hit actual load and put 12, hit actual load and put 12 for hitting real test specimen.

It with reference to figure 1, hits real platform 14 and is equipped with and hit real hole 141, hitting actual load and putting 12 includes being arranged on hitting real platform 14 and day roof platform Real bar 16 is hit between 15 and through hit real hole 141, the lower end for hitting real bar 16 is equipped with and hits real stone roller 17, hits real stone roller 17 for impacting examination Part hits stone roller 17 in fact and is located at the lower section for hitting real platform 14, hits real stone roller 17 and hits between real platform 14 equipped with returning spring 18, hits real bar 16 and push up Balancing spring 19 is equipped between end and day roof platform 15, returning spring 18 and balancing spring 19 will hit real bar 16 and hit real 17 suspension of stone roller In equilbrium position.It hits on real bar 16 and is arranged with clump weight 20, clump weight 20 can slide on real bar 16 is hit.

With reference to figure 3 and Fig. 4, rack 13 is equipped with driving device 21, and driving device 21 is used to that clump weight 20 to be driven to rise.It drives Dynamic device 21 includes two mounting ears 22 being arranged in rack 13, and two mounting ears 22 are set along the short transverse of rack 13 It puts, sprocket wheel 23 is rotatably connected on mounting ear 22, chain 24 is connected between two sprocket wheels 23, driving electricity is additionally provided in rack 13 Machine 25, the output shaft of driving motor 25 are connected with one of sprocket wheel 23, and when 25 energization work of driving motor passes through 23 band of sprocket wheel Dynamic chain 24 rotates, and chain 24 is equipped with pushing plate 26, and pushing plate 26 follows chain 24 to be moved along the track of chain 24, counterweight Block 20 is equipped with baffle 201, and when pushing plate 26 moves to 201 lower section of baffle, pushing plate 26 contradicts baffle 201 and promotes counterweight Block 20 rises, and 26 follower's chain 24 of pushing plate is turned after pushing plate 26 moves to extreme higher position, and pushing plate 26 departs from baffle 201, at this time clump weight 20 fall and impact real stone roller 17 along hitting real bar 16, hit 17 positions of real stone roller and decline and impact test specimen, hit After beating, hit real bar 16 and with real stone roller 17 is hit the effect of returning spring 18 and balancing spring 19 is subject to return to initial position.It promotes Plate 26 is moved back and forth with chain 24, and pushing plate 26 can carry out multiple lifting to clump weight 20.

With reference to figure 1 and Fig. 2, infrared generator 27 is respectively equipped with positioned at the both sides of chain 24 in rack 13 and infrared ray connects Device 28 is received, infrared generator 27 is in infrared receiver 28 in the same horizontal position, and infrared generator 27 sends red Outside line is simultaneously radiated on infrared receiver 28.Pushing plate 26 is equipped with light barrier 261（With reference to figure 4）, pushing plate 26 and it is in the light Plate 261 is vertical, and when pushing plate 26 is moved between infrared generator 27 and infrared receiver 28, light barrier 261 blocks The infrared light that infrared generator 27 is sent, at this time infrared receiver 28 do not receive infrared ray and export corresponding letter Number, the counting to 20 rise times of clump weight can be achieved in signal after counter is handled.

With reference to figure 3, one side of the rack 13 away from workbench 3 is equipped with floor 131, and floor 131 improves the intensity of rack 13, Rack 13 is unlikely to deform.Connecting plate 32 is equipped between rack 13 and workbench 3, connecting plate 32 improves workbench 3 and rack 13 Between bonding strength, workbench 3 is unlikely to deform during the work time.

With reference to figure 6 and Fig. 7, workbench 3 is equipped with holding tank 31, and mold 37 is placed on inlay card when on workbench 3 and enters to accommodate In slot 31, mold 37 is not easily disconnected from workbench 3 during the work time.

With reference to figure 6 and Fig. 7, the pedestal 1 is equipped with two mounting bases 2 arranged side by side, workbench 3 between mounting base 2, It is equipped between two mounting bases 2 and holds hoop 4 tightly, hold hoop 4 tightly for holding mold 37 tightly.The both ends for holding hoop 4 tightly are equipped with shaft 6, installation Seat 2 is equipped with waist type groove 5, and waist type groove 5 is vertically extending, and shaft 6 passes through waist type groove 5, and one end that shaft 6 stretches out waist type groove 5 is equipped with Eccentric wheel 7, with reference to figure 3 and Fig. 5,6 bias of shaft is connected on eccentric wheel 7, is rotatablely connected between shaft 6 and eccentric wheel 7, eccentric Wheel 7 can rotate in shaft 6.It is located at position above and below eccentric wheel 7 in mounting base 2 and is equipped with limiting plate 9, due to has The limitation of limiting plate 9, eccentric wheel 7 cannot move up and down.Eccentric wheel 7 is equipped with lifting handle 11, when rotating lifting handle 11, partially Heart wheel 7 follows rotation, since eccentric wheel 7 cannot move up and down, eccentric wheel 7 rotate when shaft 6 in waist type groove 5 on move down It is dynamic.One of shaft 6 is equipped with overturning handwheel 30, after the completion of a flank attack of test specimen is real, it is necessary to the opposite side of test specimen into Row hits reality, rotates lifting handle 11 at this time, and shaft 6, which rises to drive, holds hoop 4 tightly and mold 37 rises, mold 37 not with workbench 3 Contact rotates overturning handwheel 30, overturns 30 driven mold 37 of handwheel and test specimen rotates the overturning realized to test specimen.

With reference to figure 5, workbench 3 is equipped with fixed seat 29, there are two fixed seat 29 is set, when shaft 6 is in high-order and low level Lifting handle 11 corresponds to a fixed seat 29 respectively, and fixed seat 29 is equipped with fixed claw 291, by 11 inlay card of lifting handle in fixation The fixation to lifting handle 11 is realized on pawl 291, lifting handle 11 is not easy to rotate, therefore eccentric wheel 7 is not easy to rotate, and then embraces The position of lock ring 4 and mold 37 is fixed, and mold 37 is not easy to beat.

With reference to figure 8 and Fig. 9, holding hoop 4 tightly includes two garter springs 33 being oppositely arranged, and the both ends of garter spring 33 are equipped with end plate 331, End plate 331 on two garter springs 33 is oppositely arranged, and is held hoop 4 tightly and is further included to lock the clamping screw 34 of garter spring 33, locking screw Bolt 34 is equipped with pressing plate 341, and clamping screw 34 is through an end plate 331 and is threaded on another end plate 331, screws lock During tight bolt 34, pressing plate 341 promotes two end plates 331 close to realizing the close of two garter springs 33, two garter springs 33 close to when Mold 37 between garter spring 33 can be clamped.

With reference to figure 9, one end of clamping screw 34 is equipped with connector 35, and connecting hole 351, connecting hole are equipped in connector 35 Adjusting rod 36 is equipped in 351, adjusting rod 36 is used for rotation lock bolt 34, and adjusting rod 36 can slide in connecting hole 351, Therefore in rotation lock bolt 34, suitable position when can adjusting rod 36 be moved facilitates rotation lock bolt 34.Adjusting rod 36 both ends are equipped with detent balls 361, and the diameter of detent balls 361 is more than the diameter of connecting hole 351, therefore adjusting rod 36 is not easily disconnected from Clamping screw 34.

The course of work：It will need to hit real test specimen and fill into mold 37 and mold 37 is placed on workbench 3, mold 37 inlay cards will hold hoop 4 tightly and hold mold 37 tightly in holding tank 31.Striking times are set, driving motor 25 starts, hits actual load and put 12 The one side of test specimen is carried out hitting reality.After one flank attack reality of test specimen, rotate 11 lifting mold 37 of lifting handle, treat mold 37 from After opening workbench 3, overturning handwheel 30 is rotated, after mold 37 and test specimen overturn 180 °, rotates backward lifting handle 11, mold 37 Under drop down onto in holding tank 31, by 11 inlay card of lifting handle in fixed claw 291, restart driving motor 25, test specimen is not hit Real one side carries out hitting reality.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model be subject to Patent Law.

Claims (10)

1. a kind of marshal piece compaction test apparatus, including pedestal (1), which is characterized in that the pedestal (1) is equipped with arranged side by side two Mounting base (2), the position being located on the pedestal (1) between two mounting bases (2) are equipped with workbench (3), two installations It is equipped between seat (2) and holds hoop (4) tightly, the mounting base (2) is equipped with vertical waist type groove (5), and the hoop (4) of holding tightly is equipped with Through the shaft (6) of waist type groove (5), eccentric wheel (7) is rotatably connected on the shaft (6), the mounting base (2) is located at bias Position is equipped with limiting plate (9) above and below wheel (7), and the eccentric wheel (7) is equipped with lifting handle (11), further includes and hit Actual load is put (12).

2. marshal piece compaction test apparatus according to claim 1, which is characterized in that the pedestal (1) is equipped with rack (13), it is equipped on the rack (13) positioned at the top position of workbench (3) and hits real platform (14), the top of the rack (13) is set Have a day roof platform (15), it is described hit actual load and put (12) include being arranged on to hit between real platform (14) and day roof platform (15) hitting real bar (16), it is described hit real platform (14) and be equipped with hit real hole (141), the real bar (16) that hits is described to hit real bar through hitting real hole (141) (16) it is located at the position hit below real platform (14) to be equipped with equipped with real stone roller (17), described hit between real stone roller (17) and workbench (3) is hit Returning spring (18) is equipped with balancing spring (19) between the top for hitting real bar (16) and day roof platform (15), described to hit real bar (16) clump weight (20) is arranged with positioned at the top position of workbench (3), the rack (13) is equipped with to drive clump weight (20) driving device (21) risen.

3. marshal piece compaction test apparatus according to claim 2, which is characterized in that the driving device (21) include along Two mounting ears (22) that rack (13) short transverse is set are rotatably connected to sprocket wheel (23) on the mounting ear (22), wherein Driving motor (25) is connected on one sprocket wheel (23), chain (24) is equipped between two sprocket wheels (23), it is described to match somebody with somebody Pouring weight (20) is equipped with baffle (201), and the chain (24) is equipped with pushing plate (26).

4. marshal piece compaction test apparatus according to claim 3, which is characterized in that the pushing plate (26), which is equipped with, to be in the light Plate (261), the position that chain (24) both sides are located on the rack (13) are respectively equipped with infrared generator (27) and infrared ray Receiver (28).

5. marshal piece compaction test apparatus according to claim 2, which is characterized in that the rack (13) is away from workbench (3) one side is equipped with floor (131), and connecting plate (32) is equipped between the rack (13) and workbench (3).

6. marshal piece compaction test apparatus according to claim 1, which is characterized in that the workbench (3), which is equipped with, to be accommodated Slot (31).

7. marshal piece compaction test apparatus according to claim 5, which is characterized in that the pedestal (1) is equipped with for solid Determine the fixed seat (29) of lifting handle (11), the fixed seat (29) is equipped with fixed claw (291).

8. marshal piece compaction test apparatus according to claim 5, which is characterized in that away from lift in two shafts (6) Rise handle (11) one is equipped with overturning handwheel (30).

9. marshal piece compaction test apparatus according to claim 1, which is characterized in that the hoop (4) of holding tightly includes two phases Garter spring (33) to setting and for locking the clamping screw of garter spring (33) (34), the both ends of the garter spring (33) are equipped with end plate (331), the clamping screw (34) is equipped with pressing plate (341), and the clamping screw (34) passes through an end plate (331) and screw thread It is connected on another end plate (331).

10. marshal piece compaction test apparatus according to claim 9, which is characterized in that one end of the clamping screw (34) Equipped with connector (35), connecting hole (351) is equipped in the connector (35), adjusting rod is equipped in the connecting hole (351) (36), the both ends of the adjusting rod (36) are equipped with detent balls (361).