CN204789282U - Bituminous paving mills plane test bench - Google Patents

Abstract

The utility model discloses a bituminous paving mills plane test bench, including milling the plane room, supply to mill the rack of installing the plane room, the lateral shifting mechanism that drives lateral shifting about milling the plane room and drive lateral shifting mechanism and milling the vertical moving mechanism who digs room synchronization oscilaltion, mill and dig the room including milling the plane chamber body, milling plane rotor, side scraper blade and mill and dig rotor actuating mechanism, the rack includes front side support body, rear side support body and multichannel longitudinal tie roof beam, a plurality of vertical mobile rail, a plurality of vertical sliding component and the vertical transfer drive mechanism of vertical moving mechanism on installing in the front the side bearer body, lateral shifting mechanism includes that transverse frame, a plurality of transverse frame of following carry out the lateral shifting guide rail of vertical removal, a plurality of lateral shifting sliding component and lateral shifting actuating mechanism in step. The utility model has the advantages of reasonable design, simple to operate just uses easy and simple to handle, excellent in use effect, can portably accomplish bituminous paving and mill the plane experiment, and mill the plane process of the test and easily control, and maneuverability is strong.

Description

A kind of bituminous pavement milling testing table

Technical field

The utility model relates to a kind of asphalt pavement conserving operation test unit, especially relates to a kind of bituminous pavement milling testing table.

Background technology

Milling is the major way that bituminous pavement is abolished, along with the sharply increase of asphalt pavement conserving and amount of regeneration, cold milling and planing machine has become the leading equipment of Asphalt Pavement Damage punishment, reconstruction and extension project and pavement recycling engineering, cold milling and planing machine is in traveling process, the milling rotor rotary milling drum ground surface material of arrangement much knives tool according to certain rules, thus realize the milling and plane operation of one fixed width and the degree of depth.

Nowadays, owing to lacking bituminous pavement milling and plane operation mechanism and parameter matching research institute needs test unit, temporary unsystematic ground is to the research of asphalt road plane milling machine reason, tackle the structural parameters of milling rotor mutually, kinematics parameters, kinetic parameter, technological parameter and ground surface material characterisitic parameter etc. are to milling resistance, the influence research of milling energy consumption, and each parameter value and the influence research of matching relationship to milling resistance and energy consumption all considerably less, cause existing domestic milling machine transaction capabilities not high, energy consumption is larger, failure rate is high, tool wear is serious, serviceable life is short, machine operation and maintenance cost is higher.

At present, to Problems existing in practical application, also just a certain part or parts are improved, or only carry out the adjustment of single parameter, also be scattered to the research of each parameter choose of milling rotor and matching technique, only have studied one or certain several parameter to milling performance, cutter is stressed and wear and tear, the impact of load fluctuation, and great majority all concentrate in the research of overall performance and hydraulic system, and do not drop into theoretical analysis and the experimental study that more manpower and fund carry out cold milling and planing machine core work parts, there is no complete and ripe milling rotor milling theoretical research and test findings.This makes technician lack theory support when milling machine designs, especially seem very blindly when core component milling rotor structure, parameter choose and parameter matching, there is no shaping theoretical calculation formula and test findings reference, thus a kind of reasonable in design, easy for installation and use easy and simple to handle, actual handling strong, bituminous pavement milling testing table that result of use is good is nowadays badly in need of, easyly can complete bituminous pavement milling test, and milling process of the test is easy to control, for bituminous pavement milling construction provides accurate, reliable test figure.

Utility model content

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of bituminous pavement milling testing table is provided, its reasonable in design, easy for installation and use easy and simple to handle, result of use good, easyly can complete bituminous pavement milling test, and milling process of the test is easy to control, workable.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of bituminous pavement milling testing table, it is characterized in that: comprise and the milling room of milling, the stand installed for milling room are carried out to bituminous pavement, drive milling room carry out the transverse moving mechanism of left and right transverse shifting and drive transverse moving mechanism and milling room synchronously to carry out the vertical travel mechanism of oscilaltion, described vertical travel mechanism is arranged on stand, described transverse moving mechanism is arranged in vertical travel mechanism, and milling room is arranged on transverse moving mechanism;

Described milling room comprises milling chamber body, to be arranged on below the box inside of milling room and to carry out the milling rotor of milling and milling rotor to bituminous road panel and to be in transmission connection and the milling rotor driving mechanism driven milling rotor and two groups lay respectively at the side scraper plate of the left and right sides below milling chamber body, described in two groups, side scraper plate is symmetrically laid, and often organizes described side scraper plate and include the side scraper plate that two lay respectively at both sides before and after milling chamber body;

Described stand comprises front side support body, rear side support body in support body dead astern, front side and multiple tracks and is connected to longitudinal tie-beam between front side support body and rear side support body, and described front side support body and rear side support body are portal support;

Described vertical travel mechanism comprises the multiple vertical moving guide rail be arranged on the support body of front side, multiplely carry out the vertical vertical sliding component that slides along multiple described vertical moving guide rail respectively and drive multiple described vertical sliding component vertically to move and the vertical moving drive mechanism of oscilaltion is synchronously carried out in corresponding drive transverse moving mechanism and milling room, multiple described vertical moving guide rail is all in vertically to laying and it is positioned on same perpendicular, the structure of multiple described vertical moving guide rail is all identical, the structure of multiple described vertical sliding component is all identical and it is arranged on multiple described vertical moving guide rail respectively,

Described transverse moving mechanism comprises the transverse frame that can carry out vertical movement along multiple described vertical moving guide rail, multiplely to be installed in transverse frame and synchronously to carry out the transverse shifting guide rail of vertical movement with transverse frame, multiplely carry out laterally sliding along multiple described transverse shifting guide rail respectively and drive milling room carry out the transverse shifting sliding component of left and right transverse shifting and drive multiple described transverse shifting sliding component to carry out laterally slip and the transverse shifting driving mechanism of left and right transverse shifting is synchronously carried out in corresponding drive transverse moving mechanism and milling room, multiple described transverse shifting sliding component is arranged on multiple described transverse shifting guide rail respectively, and the rear end of multiple described transverse shifting sliding component is all fixedly mounted on milling chamber body front portion,

Multiple described vertical sliding component is all fixedly mounted on transverse frame, and described vertical moving drive mechanism and transverse frame are in transmission connection, and described transverse shifting driving mechanism and milling chamber body are in transmission connection.

Above-mentioned a kind of bituminous pavement milling testing table, is characterized in that: described vertical moving drive mechanism and transverse shifting driving mechanism are hydraulic drive mechanism; Described vertical moving drive mechanism comprises multiple vertical hydraulic cylinder, the bottom of multiple described vertical hydraulic cylinder is installed on transverse frame and its top and is installed in support body top, front side, and described transverse frame top and support body top, front side are provided with multiple respectively for the vertical hydraulic cylinder base that multiple described vertical hydraulic cylinder is installed; Described transverse shifting driving mechanism comprises transverse hydraulic cylinder, and the bottom of described transverse hydraulic cylinder is arranged on vertical moving guide rail and its top and props up and withstand on milling chamber body.

Above-mentioned a kind of bituminous pavement milling testing table, is characterized in that: also comprise the road deck driving bituminous road panel to carry out moving forward and backward and drag car; Described road deck drags car and comprises mobile trolley used, tiling on the ground and for mobile trolley used movable chassis translation track and drive mobile trolley used mobile trolley used drive system of carrying out moving forward and backward, described bituminous pavement plate level is laid in mobile trolley used upper and it is positioned at below milling rotor, is connected between described mobile trolley used and mobile trolley used drive system by wire rope; Described mobile trolley used drive system is positioned at mobile trolley used front or rear, and described stand fixed installation on the ground.

Above-mentioned a kind of bituminous pavement milling testing table, is characterized in that: also comprise milling condition monitoring system, described milling condition monitoring system comprises the milling resistance detecting unit that the milling resistance that acts on bituminous road panel milling rotor detects, the rotating speed of milling rotor is carried out to the rotor speed detecting unit detected in real time, the milling depth detection unit detected in real time and the torque detecting unit driving torque of milling rotor being carried out to detection are in real time carried out to the milling degree of depth of milling rotor, described milling resistance detecting unit, rotation speed detection unit, milling depth detection unit is all connected with primary controller with torque detecting unit, described primary controller is connected with parameter input unit and display unit respectively, described milling resistance detecting unit is two points of force snesor that the milling resistance acted on bituminous road panel milling rotor carries out with the horizontal direction component on vertical direction and vertical direction component detecting in real time in the horizontal direction respectively, and the quantity of described two points of force snesor is that multiple and multiple described two points of force snesor are all connected with primary controller.

Above-mentioned a kind of bituminous pavement milling testing table, it is characterized in that: the tractive force that described milling condition monitoring system also comprises mobile trolley used drive system provides carries out the chassis tractive force detecting unit detected in real time and the milling speed of feed detecting unit mobile trolley used gait of march being carried out to detection in real time, described chassis tractive force detecting unit is all connected with primary controller with milling speed of feed detecting unit, and described chassis tractive force detecting unit is installed on a steel cord.

Above-mentioned a kind of bituminous pavement milling testing table, is characterized in that: described milling condition monitoring system also comprises hydraulic-driven state detection unit; Described milling rotor driving mechanism and mobile trolley used drive system are fluid power system;

Described milling rotor driving mechanism is comprised the first hydraulic drive motor and by the first hydraulic tube, hydraulic oil pump is delivered to the first hydraulic pump of described first hydraulic drive motor, described first hydraulic drive motor is in transmission connection by described gear train and milling rotor, is connected between described first hydraulic pump with described first hydraulic drive motor by described first hydraulic tube;

Described mobile trolley used drive system is comprised the second hydraulic drive motor, carries out the reductor be in transmission connection and the second hydraulic pump by the second hydraulic tube, hydraulic oil pump being delivered to described second hydraulic drive motor with the power output shaft of described second hydraulic drive motor, the power output shaft of described reductor and to be mobile trolley usedly in transmission connection, is connected by described second hydraulic tube between described second hydraulic pump with described second hydraulic drive motor;

Described hydraulic-driven state detection unit comprises the first pressure sensing cell and the first flow detecting unit that the hydraulic fluid pressure and flow that are pumped to described first hydraulic drive motor are carried out respectively to detection in real time, and carries out the second pressure sensing cell and the second amount detection unit of detection in real time to the hydraulic fluid pressure and flow that are pumped to described second hydraulic drive motor; Described first pressure sensing cell, first flow detecting unit, the second pressure sensing cell are all connected with primary controller with second amount detection unit.

Above-mentioned a kind of bituminous pavement milling testing table, it is characterized in that: described milling rotor comprises rotor drive shaft, driven carry out the milling cylinder of synchronous axial system and multiple milling cutter be installed on milling cylinder by rotor drive shaft, and the two ends of described rotor drive shaft are all arranged on milling chamber body by bearing;

Described milling rotor driving mechanism also comprises the mounting bracket be arranged on milling chamber body and the shaft coupling be connected between the first hydraulic drive motor and rotor drive shaft, and described first hydraulic drive motor is the oil motor driven rotor drive shaft; Described first hydraulic drive motor is arranged on mounting bracket.

Above-mentioned a kind of bituminous pavement milling testing table, is characterized in that: described milling chamber body is power input side near the side of milling rotor driving mechanism and its opposite side is support-side; The rear portion of described milling chamber body is provided with rear scraper plate, is provided with tail-gate on rear side of described rear scraper plate, and after the upper rear of described milling chamber body is provided with and drives, scraper plate and tail-gate synchronously carry out the tail-gate hoist cylinder moved up and down; Described milling chamber body is provided with and supplies side scraper plate and rear scraper plate to carry out the scratch board slide track slided up and down, the top and the bottom of described scratch board slide track are provided with offside scraper plate and rear scraper plate respectively and carry out spacing sliding and position limitation part; Be provided with rotor case in described milling chamber body, described rotor cap clamshell is contained in above milling rotor.

Above-mentioned a kind of bituminous pavement milling testing table, it is characterized in that: the front sill that described front side support body comprises two front columns, is connected to the front entablature between two described front column top and connects between two described front column middle and lower parts, the rear side front column that two described front columns comprise left side front column and are positioned on the right side of the front column of described left side; The rear entablature that described rear side support body comprises two rear columns and is connected between two described rear column top, the right side rear column that two described rear columns comprise left side rear column and are positioned on the right side of the rear column of described left side; The quantity of described longitudinal tie-beam is twice, and the longitudinal tie-beam of twice is respectively the left side tie-beam be connected between described left side front column and rear column top, left side and the right side tie-beam be connected between described right side front column and rear column top, right side, the longitudinal tie-beam of described front entablature, front sill, rear entablature and twice is all laid in level, the longitudinal tie-beam of twice is parallel laying, and described front entablature, front sill are parallel laying with rear entablature and three is all parallel laying with longitudinal tie-beam; The setting height(from bottom) of described front entablature is higher than the setting height(from bottom) of described rear entablature; The upper end of multiple described vertical moving guide rail is installed on front entablature and its lower end and is installed on front sill.

Above-mentioned a kind of bituminous pavement milling testing table, it is characterized in that: also comprise and spacing vertical travel limiter is carried out to vertical travel mechanism, described vertical travel limiter comprise two be laid in respectively front side the first vertical spacing plate of the support body left and right sides and two respectively with two described first vertical spacing plate with the use of the second vertical spacing plate, two described second vertical spacing plates are laid in the left and right sides of transverse frame respectively; The symmetrical laying of two described first vertical spacing plates, and the symmetrical laying of two described second vertical spacing plates, two described first vertical spacing plates are fastenedly connected respectively by multiple vertical spacing bolt and two described second vertical spacing plates, and multiple described vertical spacing bolt is all laid on same vertical curve; Each described first vertical spacing plate all has a multiple described vertical spacing bolt of confession install and in the vertical bolt laid, passage be installed, each described second vertical spacing plate all has multiple respectively for the bolt mounting holes that multiple described vertical spacing bolt is installed, multiple described bolt mounting holes is all laid on same vertical curve;

The left and right sides, top of described transverse frame is provided with transverse shifting locating part milling room being carried out to cross spacing.

The utility model compared with prior art has the following advantages:

1, structure is simple, reasonable in design and input cost is lower, install lay convenient, primarily of bituminous pavement being carried out to the milling room of milling, the stand installed for milling room, the transverse moving mechanism driving milling room to carry out left and right transverse shifting and the vertical travel mechanism that drives transverse moving mechanism and milling room synchronously to carry out oscilaltion forms.Meanwhile, bituminous road panel is fixed on mobile trolley used on, realize feed motion with mobile trolley used with the relative motion of milling room.

2, simple, the reasonable in design and use safety of the horse structure adopted, reliable.

3, the easy real-time detection realizing milling resistance in milling process of energy, specifically adopts many groups two points of force snesor to carry out the detection of milling resistance, solves the problem of milling resistance detection difficult.Actual lay when installing, two points of force snesor are arranged on the sensor installing plate installed between milling room and transverse moving mechanism.In addition, the side scraper plate (being side plate) of milling chamber body support-side can rotate, and is convenient to the milling rotor changing different-diameter and tool arrangement, can completes various requirement milling content of the test.

4, use easy and simple to handle and result of use good, be provided with milling monitoring state system, the detection of each parameter in cold milling and planing machine actual job can be realized, partial parameters realizes closed-loop control, can to the monitoring in real time of milling resistance, milling rotor speed and moment of torsion, milling speed of feed, tractive force, milling energy consumption, hydraulic system etc. in milling process, timely comparative test result analysis optimization milling Structural Parameters of its Rotor and tool arrangement parameter, more deep research work carried out by the milling rotor changed after optimizing.

5, result of use is good and practical value is high, mainly has the following advantages: the full scale test that can carry out bituminous pavement milling process; Can be by force handling, each parameter of milling can carry out fine adjustment and control; Each parameter detecting value obtains convenient, and can by each detected value access control system, access control algorithm; Bituminous road panel fast changeable, typical ground surface material all can be installed on road deck chassis; Milling rotor drives oil motor to be convenient for changing, to meet different driving moment of torsion and test speed requirement.This testing table is the milling rotor of fast changeable different-diameter, different tool arrangement and supporting with it milling room case, side scraper plate, rear scraper plate and tail-gate also, replaceable hydraulic motor is with the rotor speed under satisfied different milling operating mode, driving torque requirement, realize the monitoring of milling resistance in process of the test, milling moment of torsion, milling power, rotor speed, speed of feed, load fluctuation and scraper resistance, typical types ground surface material bituminous road panel can be made and complete milling test.

In sum, the utility model reasonable in design, easy for installation and use easy and simple to handle, result of use good, energy is easy complete bituminous pavement milling test, and milling process of the test is easy to control, for bituminous pavement milling construction provides accurate, reliable test basis.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is using state reference diagram of the present utility model.

Fig. 1-1 adopts by the utility model the perspective view of milling testing table body.

Fig. 2 adopts by the utility model the side portion structure schematic diagram of milling testing table body.

Fig. 3 is the left view of Fig. 2.

Fig. 4 is the vertical view of Fig. 2.

Fig. 5 adopts by the utility model the structural representation of stand.

Fig. 6 is the left view of Fig. 5.

Fig. 7 is the vertical view of Fig. 5.

Fig. 8 adopts by the utility model the structural representation of milling room.

Fig. 9 is the vertical view of Fig. 8.

Figure 10 is the left view of Fig. 8.

Figure 11 adopts by the utility model connection status schematic diagram between transverse frame and vertical travel mechanism.

Figure 12 adopts by the utility model the structural representation of milling resistance detecting unit.

Figure 13 adopts by the utility model the replacing view of milling rotor.

Figure 14 adopts by the utility model the schematic block circuit diagram of milling condition monitoring system.

Description of reference numerals:

Embodiment

As shown in Fig. 1, Fig. 1-1, Fig. 2, Fig. 3, Fig. 4 and Figure 11, the utility model comprises and carries out the milling room 1 of milling, the stand 2 installed for milling room 1 to bituminous pavement, drives milling room 1 carry out the transverse moving mechanism 3 of left and right transverse shifting and drive transverse moving mechanism 3 and milling room 1 synchronously to carry out the vertical travel mechanism 4 of oscilaltion, described vertical travel mechanism 4 is arranged on stand 2, described transverse moving mechanism 3 is arranged in vertical travel mechanism 4, and milling room 1 is arranged on transverse moving mechanism 3.

As shown in Fig. 8, Fig. 9 and Figure 10, described milling room 1 comprises milling chamber body 1-1, be arranged on side-lower in milling chamber body 1-1 and carry out the milling rotor 1-2 of milling and milling rotor 1-2 to bituminous road panel 5-3 and be in transmission connection and the milling rotor driving mechanism 1-3 and two group that milling rotor 1-2 drives laid respectively to the side scraper plate 1-4 of the left and right sides below milling chamber body 1-1, described in two groups, side scraper plate 1-4 symmetrically lays, and often organizes described side scraper plate 1-4 and include the side scraper plate 1-4 that two lay respectively at both sides before and after milling chamber body 1-1.

Described stand 2 comprises front side support body 2-1, rear side support body 2-2 in support body 2-1 dead astern, front side and multiple tracks and is connected to longitudinal tie-beam 2-3 between the support body 2-1 and rear side support body 2-2 of front side, and described front side support body 2-1 and rear side support body 2-2 is portal support.

Described vertical travel mechanism 4 comprises the multiple vertical moving guide rail 4-1 be arranged on the support body 2-1 of front side, multiplely carry out the vertical vertical sliding component 4-2 that slides along multiple described vertical moving guide rail 4-1 respectively and drive multiple described vertical sliding component 4-2 vertically to move and the vertical moving drive mechanism 4-3 of oscilaltion is synchronously carried out in corresponding drive transverse moving mechanism 3 and milling room 1, multiple described vertical moving guide rail 4-1 is all in vertically to laying and it is positioned on same perpendicular, the structure of multiple described vertical moving guide rail 4-1 is all identical, the structure of multiple described vertical sliding component 4-2 all identical and its be arranged on respectively on multiple described vertical moving guide rail 4-1.

Described transverse moving mechanism 3 comprises the transverse frame 3-1 that can carry out vertical movement along multiple described vertical moving guide rail 4-1, multiplely to be installed in transverse frame 3-1 and synchronously to carry out the transverse shifting guide rail 3-2 of vertical movement with transverse frame 3-1, multiplely carry out laterally sliding along multiple described transverse shifting guide rail 3-2 respectively and drive milling room 1 carry out the transverse shifting sliding component 3-3 of left and right transverse shifting and drive multiple described transverse shifting sliding component 3-3 to carry out laterally slip and the transverse shifting driving mechanism 3-5 of left and right transverse shifting is synchronously carried out in corresponding drive transverse moving mechanism 3 and milling room 1, multiple described transverse shifting sliding component 3-3 is arranged on multiple described transverse shifting guide rail 3-2 respectively, and the rear end of multiple described transverse shifting sliding component 3-3 is all fixedly mounted on milling chamber body 1-1 front portion.Described transverse frame 3-1 is provided with the transverse shifting guide rail supporting frame 3-4 installed for transverse shifting guide rail 3-2 two ends.

Multiple described vertical sliding component 4-2 is all fixedly mounted on transverse frame 3-1, and described vertical moving drive mechanism 4-3 and transverse frame 3-1 is in transmission connection, and described transverse shifting driving mechanism 3-5 and milling chamber body 1-1 is in transmission connection.

In the present embodiment, described milling chamber body 1-1 is the cube casing of lower openings, and milling chamber body 1-1 is welded by back side panel, left plate, right plate, front side board and top board.Often organize described side scraper plate 1-4 and include the side scraper plate 1-4 that two lay respectively at both sides before and after milling chamber body 1-1, two described side scraper plate 1-4 are arranged on the both sides, front and back of described left plate or described right plate respectively, and two described side scraper plate 1-4 all can slide up and down on installed described left plate or described right plate.

In the present embodiment, described milling chamber body 1-1 is power input side near the side of milling rotor driving mechanism 1-3 and its opposite side is support-side.Described milling rotor driving mechanism 1-3 is positioned at outside the support-side of described milling chamber body 1-1, is undertaken being in transmission connection and the two is laid in coaxial between described milling rotor driving mechanism 1-3 with milling rotor 1-2 by gear train.

In the present embodiment, the left and right sides of described transverse frame 3-1 is provided with multiple respectively for the guide supporting seat 3-4 that the end of multiple described vertical moving guide rail 4-1 supports.

In the present embodiment, described vertical moving drive mechanism 4-3 and transverse shifting driving mechanism 3-5 is hydraulic drive mechanism.Described vertical moving drive mechanism 4-3 comprises multiple vertical hydraulic cylinder 4-3-1, the bottom of multiple described vertical hydraulic cylinder 4-3-1 is installed on transverse frame 3-1 and its top and is installed in support body 2-1 top, front side, and described transverse frame 3-1 top and support body 2-1 top, front side are provided with multiple respectively for the vertical hydraulic cylinder base 4-3-2 that multiple described vertical hydraulic cylinder 4-3-1 installs; Described transverse shifting driving mechanism 3-5 comprises transverse hydraulic cylinder, and the bottom of described transverse hydraulic cylinder is arranged on vertical moving guide rail 4-1 and its top and props up and withstand on milling chamber body 1-1.

In the present embodiment, described milling room 1, stand 2, described transverse moving mechanism and described vertical travel mechanism composition milling testing table body.

As shown in Figure 1, the utility model also comprises the road deck driving bituminous road panel 5-3 to carry out moving forward and backward and drags car 5.Described road deck drags car 5 comprises mobile trolley used 5-1, tiling moves forward and backward on the ground and for mobile trolley used 5-1 chassis translation track 5-2 and drives mobile trolley used 5-1 to carry out the mobile trolley used drive system 5-4 moved forward and backward, described bituminous road panel 5-3 level is laid on mobile trolley used 5-1 and it is positioned at below milling rotor 1-2, and described mobile trolley used 5-1 is connected by wire rope 5-5 with between mobile trolley used drive system 5-4.Described mobile trolley used drive system 5-4 is positioned at mobile trolley used 5-1 front or rear, and described stand 2 fixedly mounts on the ground.

In the present embodiment, described chassis translation track 5-2 is parallel laying with longitudinal tie-beam 2-3, and described road deck drags car 5 and drives bituminous road panel 5-3 to realize milling feed motion along chassis translation track 5-2 is movable.

During test, stand 2 is fixed on test site, and on test site, lays chassis translation track 5-2.

As shown in figure 14, the utility model also comprises milling condition monitoring system.Described milling condition monitoring system comprises and acts on to milling rotor 1-2 the milling resistance detecting unit 6-1 that the milling resistance on bituminous road panel 5-3 detects, the rotating speed of milling rotor 1-2 is carried out to the rotor speed detecting unit 6-2 detected in real time, the milling depth detection unit 6-3 detected in real time and the torque detecting unit 6-4 driving torque of milling rotor 1-2 being carried out to detection is in real time carried out to the milling degree of depth of milling rotor 1-2, described milling resistance detecting unit 6-1, rotation speed detection unit 6-2, milling depth detection unit 6-3 is all connected with primary controller 6-9 with torque detecting unit 6-4, described primary controller 6-9 is connected with parameter input unit 6-10 and display unit 6-11 respectively.As shown in figure 12, described milling resistance detecting unit 6-1 is two points of force snesor that the milling resistance acted on bituminous road panel 5-3 milling rotor 1-2 carries out with the horizontal direction component on vertical direction and vertical direction component detecting in real time in the horizontal direction respectively, and the quantity of described two points of force snesor is that multiple and multiple described two points of force snesor are all connected with primary controller 6-9.Wherein, the milling rotor 1-2 milling resistance acted on bituminous road panel 5-3 refers to the resistance produced when milling and plane operation medium pitch road deck 5-3 resists milling rotor 1-2 (specifically milling cutter) milling.

In the present embodiment, the quantity of described two points of force snesor is multiple.

During actual installation, described milling resistance detecting unit 6-1 is installed on the junction between transverse moving mechanism 3 and milling room 1.

As shown in figure 12, described milling resistance detecting unit 6-1 comprises sensor installing plate 6-1-3, multiple sensor web joint 6-1-2 on rear side of sensor installing plate 6-1-3 and polycomponent of being installed in is not arranged on tension-compression sensor 6-1-1 on multiple described sensor web joint 6-1-2, often organize described tension-compression sensor 6-1-1 include two to be installed on sensor web joint 6-1-2 and in the horizontal direction with vertical direction on respectively to the tension-compression sensor 6-1-1 that the pressure at present position place carries out detecting in real time, described tension-compression sensor 6-1-1 is connected with primary controller 6-9.In the present embodiment, the group number of described tension-compression sensor 6-1-1 and the quantity of sensor web joint 6-1-2 are all identical with the quantity of transverse shifting guide rail 3-2 in transverse moving mechanism 3, and multiple described sensor web joint 6-1-2 is laid in the positive rear side of multiple described transverse shifting guide rail 3-2 respectively.

In the present embodiment, described sensor web joint 6-1-2 is L-shaped, and the one end often organizing each tension-compression sensor 6-1-1 in described tension-compression sensor 6-1-1 is all connected with sensor installing plate 6-1-3 and its other end is all connected with milling chamber body 1-1.

In the present embodiment, the multiple described transverse shifting sliding component 3-3 in described transverse moving mechanism 3 is installed on front side of sensor installing plate 6-1-3, and it is anterior that described sensor installing plate 6-1-3 is arranged on milling chamber body 1-1.

In the present embodiment, the tractive force that described milling condition monitoring system also comprises mobile trolley used drive system 5-4 provides carries out the chassis tractive force detecting unit 6-7 detected in real time and the milling speed of feed detecting unit 6-8 gait of march of mobile trolley used 5-1 being carried out to detection in real time, described chassis tractive force detecting unit 6-7 is all connected with primary controller 6-9 with milling speed of feed detecting unit 6-8, and described chassis tractive force detecting unit 6-7 is arranged on wire rope 5-5.

Meanwhile, described milling condition monitoring system also comprises hydraulic-driven state detection unit 6-6; Described milling rotor driving mechanism 1-3 and mobile trolley used drive system 5-4 is fluid power system.

Described milling rotor driving mechanism 1-3 is comprised the first hydraulic drive motor 1-3-2 and by the first hydraulic tube, hydraulic oil pump is delivered to first hydraulic pump of described first hydraulic drive motor 1-3-2, described first hydraulic drive motor 1-3-2 is in transmission connection by described gear train and milling rotor 1-2, is connected between described first hydraulic pump with described first hydraulic drive motor 1-3-2 by described first hydraulic tube.

Described mobile trolley used drive system 5-4 is comprised the second hydraulic drive motor, carries out the reductor be in transmission connection and the second hydraulic pump by the second hydraulic tube, hydraulic oil pump being delivered to described second hydraulic drive motor with the power output shaft of described second hydraulic drive motor, power output shaft and the mobile trolley used 5-1 of described reductor are in transmission connection, and are connected between described second hydraulic pump with described second hydraulic drive motor by described second hydraulic tube.In the present embodiment, the movement of described wire rope 5-5 is fixed on mobile trolley used 5-1 and its other end is wound on haulage drum, and described cylinder is driven by mobile trolley used drive system 5-4 and rotates.

Described hydraulic-driven state detection unit 6-6 comprises the first pressure sensing cell 6-6-1 and the first flow detecting unit 6-6-2 that the hydraulic fluid pressure and flow that are pumped to described first hydraulic drive motor 1-3-2 are carried out respectively to detection in real time, and carries out the second pressure sensing cell 6-6-3 and the second amount detection unit 6-6-4 of detection in real time to the hydraulic fluid pressure and flow that are pumped to described second hydraulic drive motor; Described first pressure sensing cell 6-6-1, first flow detecting unit 6-6-2, the second pressure sensing cell 6-6-3 are all connected with primary controller 6-9 with second amount detection unit 6-6-4.

During actual use, the vertical moving drive mechanism 4-3 of described milling rotor driving mechanism 1-3, mobile trolley used drive system 5-4 and transverse shifting driving mechanism 3-5 shares a Hydraulic Station 7, and described Hydraulic Station 7 is laid on test site.

In the present embodiment, described milling rotor 1-2 comprises rotor drive shaft 1-2-1, is driven carry out the milling cylinder 1-2-2 of synchronous axial system and multiple milling cutter be installed on milling cylinder 1-2-2 by rotor drive shaft 1-2-1, and the two ends of described rotor drive shaft 1-2-1 are all arranged on milling chamber body 1-1 by bearing.During actual installation, described milling cylinder 1-2-2 is coaxially arranged on rotor drive shaft 1-2-1.

During actual installation, described milling rotor driving mechanism 1-3 also comprises the mounting bracket 1-3-1 be arranged on milling chamber body 1-1 and the shaft coupling be connected between the first hydraulic drive motor 1-3-2 and rotor drive shaft 1-2-1, and described first hydraulic drive motor 1-3-2 is the oil motor driven rotor drive shaft 1-2-1; Described first hydraulic drive motor 1-3-2 is arranged on mounting bracket 1-3-1.

In the present embodiment, described torque detecting unit 6-4 is arranged on mounting bracket 1-3-1 and it is connected with described shaft coupling.

In the present embodiment, the rear portion of described milling chamber body 1-1 is provided with rear scraper plate 1-6, be provided with tail-gate 1-7 on rear side of described rear scraper plate 1-6, after the upper rear of described milling chamber body 1-1 is provided with and drives, scraper plate 1-6 and tail-gate 1-7 synchronously carry out the tail-gate hoist cylinder 1-8 moved up and down; Described milling chamber body 1-1 is provided with and supplies side scraper plate 1-4 and rear scraper plate 1-6 to carry out the scratch board slide track slided up and down, the top and the bottom of described scratch board slide track are provided with offside scraper plate 1-4 and rear scraper plate 1-6 respectively and carry out spacing sliding and position limitation part; Be provided with rotor case 1-9 in described milling chamber body 1-1, described rotor case 1-9 cover is contained in above milling rotor 1-2.

In the present embodiment, described milling monitoring system 6 also comprises the scraper resistance detecting unit 6-5 detected the scraper resistance on tail-gate 1-7, and described scraper resistance detecting unit 6-5 is connected with primary controller 6-9.Further, described tail-gate hoist cylinder 1-8 is connected with described Hydraulic Station 7.

As shown in Fig. 5, Fig. 6 and Fig. 7, the front sill 2-1-3 that described front side support body 2-1 comprises two front column 2-1-1, is connected to the front entablature 2-1-2 between two described front column 2-1-1 top and connects between two described front column 2-1-1 middle and lower parts, the rear side front column that two described front column 2-1-1 comprise left side front column and are positioned on the right side of the front column of described left side.Described rear side support body 2-2 comprises two rear column 2-2-1 and is connected to the rear entablature 2-2-2 between two described rear column 2-2-1 top, the right side rear column that two described rear column 2-2-1 comprise left side rear column and are positioned on the right side of the rear column of described left side, the quantity of described longitudinal tie-beam 2-3 is twice, and the longitudinal tie-beam 2-3 of twice is respectively the left side tie-beam be connected between described left side front column and rear column top, left side and the right side tie-beam be connected between described right side front column and rear column top, right side, described front entablature 2-1-2, front sill 2-1-3, rear entablature 2-2-2 and the longitudinal tie-beam 2-3 of twice all lays in level, the longitudinal tie-beam 2-3 of twice is parallel laying, described front entablature 2-1-2, front sill 2-1-3 is parallel laying with rear entablature 2-2-2 and three is all parallel laying with longitudinal tie-beam 2-3.The setting height(from bottom) of described front entablature 2-1-2 is higher than the setting height(from bottom) of described rear entablature 2-2-2.The upper end of multiple described vertical moving guide rail 3-1 is installed on front entablature 2-1-2 and its lower end and is installed on front sill 2-1-3.

In the present embodiment, described front side support body 2-1 and rear side support body 2-2 is welded by hollow square steel.And, the bottom of rear column 2-2-1 described in front column 2-1-1 described in every root and every root is all provided with a horizontal base 2-4 laid in level, and described in front column 2-1-1 described in every root and every root, the lower outside of rear column 2-2-1 is provided with a skewed horizontal load base 2-5.

Actually add man-hour, described front column 2-1-1, front entablature 2-1-2, front sill 2-1-3, rear column 2-2-1, rear entablature 2-2-2 and the square hollow steel pipe of longitudinal tie-beam 2-3 clod wash.In the present embodiment, between described front entablature 2-1-2 and front column 2-1-1, between front sill 2-1-3 and front column 2-1-1, between rear entablature 2-2-2 and rear column 2-2-1 and longitudinal tie-beam 2-3 and being all fastenedly connected by multiple coupling bolt between front column 2-1-1 and rear column 2-2-1.

Simultaneously, the utility model also comprises and carries out spacing vertical travel limiter 8 to vertical travel mechanism 4, described vertical travel limiter 8 comprise two be laid in respectively front side the first vertical spacing plate of the support body 2-1 left and right sides and two respectively with two described first vertical spacing plate with the use of the second vertical spacing plate, two described second vertical spacing plates are laid in the left and right sides of transverse frame 3-1 respectively; The symmetrical laying of two described first vertical spacing plates, and the symmetrical laying of two described second vertical spacing plates, two described first vertical spacing plates are fastenedly connected respectively by multiple vertical spacing bolt and two described second vertical spacing plates, and multiple described vertical spacing bolt is all laid on same vertical curve; Each described first vertical spacing plate all has a multiple described vertical spacing bolt of confession install and in the vertical bolt laid, passage be installed, each described second vertical spacing plate all has multiple respectively for the bolt mounting holes that multiple described vertical spacing bolt is installed, multiple described bolt mounting holes is all laid on same vertical curve.

The left and right sides, top of described transverse frame 3-1 is provided with the transverse shifting locating part 9 milling room 1 being carried out to cross spacing.In the present embodiment, the top of described transverse frame 3-1 is provided with cross spacing plate, be provided with horizontal sliding hole in the middle part of described cross spacing plate, the transverse shifting locating part 9 set by the left and right sides, top of transverse frame 3-1 is respectively the left and right sides hole wall in described horizontal sliding hole.The horizontal sliding part that can move left and right in described horizontal sliding hole is equipped with in front portion, described milling room 1.

During actual installation, the cylinder base of multiple described vertical hydraulic cylinder 4-3-1 is installed in transverse frame 3-1 top and its hydraulically extensible masthead end all props up and withstands on front upper crossbeam 2-1-2, and the cylinder base of described transverse hydraulic cylinder is arranged on vertical moving guide rail 4-1 and its hydraulically extensible bar props up and withstands on milling chamber body 1-1.In the present embodiment, the hydraulically extensible bar of described transverse hydraulic cylinder props up and withstands on sensor installing plate 6-1-3.

During actual use, described vertical moving drive mechanism and described transverse shifting driving mechanism also can adopt the type of drive of other type, as electric driving mechanism etc.

In the present embodiment, the quantity of described vertical moving guide rail 4-1 is three, and three described vertical moving guide rail 4-1 are in evenly laying, and three described vertical moving guide rail 4-1 lay from left to right.During actual use, can according to specific needs, the quantity of vertical moving guide rail 4-1 be adjusted.

In the present embodiment, the quantity of described vertical hydraulic cylinder 4-3-1 is two, and two described vertical hydraulic cylinder 4-3-1 lay respectively at the left and right sides of three vertical moving guide rail 4-1.During actual use, can according to specific needs, the quantity of vertical hydraulic cylinder 4-3-1 be adjusted.

In the present embodiment, the vertical hydraulic cylinder 4-3-1 in described vertical moving drive mechanism 4 and the transverse hydraulic cylinder in described transverse shifting driving mechanism 3 are all connected with Hydraulic Station 7 by fluid pressure line, described fluid pressure line are equipped with oil pump and hydraulic control valve.

During actual installation, one end of described rotor drive shaft 1-2-1 is arranged on milling chamber body 1-1 and (is specifically arranged on the front portion of milling chamber body 1-1), and its other end is arranged on milling chamber body 1-1 with ralocatable mode and (is specifically arranged on the rear portion of milling chamber body 1-1).During actual use, according to actual needs, change the swing roller (i.e. milling cylinder 1-2-2) of different-diameter, refer to Figure 13.

In the present embodiment, described rotation speed detection unit 6-2 and torque detecting unit 6-5 is installed on mounting bracket 1-3-1.

The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.

Claims (10)

1. a bituminous pavement milling testing table, it is characterized in that: comprise the milling room (1) of bituminous pavement being carried out to milling, for the stand (2) that milling room (1) installs, milling room (1) is driven to carry out the transverse moving mechanism (3) of left and right transverse shifting and drive transverse moving mechanism (3) synchronously carries out the vertical travel mechanism (4) of oscilaltion with milling room (1), described vertical travel mechanism (4) is arranged on stand (2), described transverse moving mechanism (3) is arranged in vertical travel mechanism (4), and milling room (1) is arranged on transverse moving mechanism (3),

Described milling room (1) comprises milling chamber body (1-1), be arranged on milling chamber body (1-1) interior side-lower and bituminous road panel (5-3) carried out to the milling rotor (1-2) of milling, to be in transmission connection with milling rotor (1-2) and the milling rotor driving mechanism (1-3) driven milling rotor (1-2) and two groups lay respectively at the side scraper plate (1-4) of the left and right sides, milling chamber body (1-1) below, described in two groups, side scraper plate (1-4) is symmetrically laid, and often organize described side scraper plate (1-4) and include the side scraper plate (1-4) that two lay respectively at both sides before and after milling chamber body (1-1),

On front side of described stand (2) comprises, support body (2-1), the rear side support body (2-2) being positioned at support body (2-1) dead astern, front side and multiple tracks are connected to the longitudinal tie-beam (2-3) between front side support body (2-1) and rear side support body (2-2), and described front side support body (2-1) and rear side support body (2-2) are portal support;

Described vertical travel mechanism (4) comprises the multiple vertical moving guide rail (4-1) be arranged on front side support body (2-1), multiplely carry out the vertical vertical sliding component (4-2) that slides and the multiple described vertical sliding component (4-2) of driving along multiple described vertical moving guide rail (4-1) respectively and vertically to move and the vertical moving drive mechanism (4-3) of oscilaltion is synchronously carried out in corresponding drive transverse moving mechanism (3) and milling room (1), multiple described vertical moving guide rail (4-1) is all in vertically to laying and it is positioned on same perpendicular, the structure of multiple described vertical moving guide rail (4-1) is all identical, the structure of multiple described vertical sliding component (4-2) is all identical and it is arranged on multiple described vertical moving guide rail (4-1) respectively,

Described transverse moving mechanism (3) comprises the transverse frame (3-1) that can carry out vertical movement along multiple described vertical moving guide rail (4-1), multiplely to be installed in transverse frame (3-1) and synchronously to carry out the transverse shifting guide rail (3-2) of vertical movement with transverse frame (3-1), multiplely carry out laterally sliding along multiple described transverse shifting guide rail (3-2) respectively and drive milling room (1) carry out the transverse shifting sliding component (3-3) of left and right transverse shifting and drive multiple described transverse shifting sliding component (3-3) to carry out transverse direction to slide and the transverse shifting driving mechanism (3-5) of left and right transverse shifting is synchronously carried out in corresponding drive transverse moving mechanism (3) and milling room (1), multiple described transverse shifting sliding component (3-3) is arranged on multiple described transverse shifting guide rail (3-2) respectively, and the rear end of multiple described transverse shifting sliding component (3-3) is all fixedly mounted on milling chamber body (1-1) front portion,

Multiple described vertical sliding component (4-2) is all fixedly mounted on transverse frame (3-1), described vertical moving drive mechanism (4-3) and transverse frame (3-1) are in transmission connection, and described transverse shifting driving mechanism (3-5) and milling chamber body (1-1) are in transmission connection.

2. according to a kind of bituminous pavement milling testing table according to claim 1, it is characterized in that: described vertical moving drive mechanism (4-3) and transverse shifting driving mechanism (3-5) are hydraulic drive mechanism; Described vertical moving drive mechanism (4-3) comprises multiple vertical hydraulic cylinder (4-3-1), the bottom of multiple described vertical hydraulic cylinder (4-3-1) is installed on transverse frame (3-1) and its top and is installed in support body (2-1) top, front side, and described transverse frame (3-1) top and front side support body (2-1) top are provided with multiple vertical hydraulic cylinder base (4-3-2) supplying multiple described vertical hydraulic cylinder (4-3-1) to install respectively; Described transverse shifting driving mechanism (3-5) comprises transverse hydraulic cylinder, and the bottom of described transverse hydraulic cylinder is arranged on upper and its top of vertical moving guide rail (4-1) and props up and withstand on milling chamber body (1-1).

3. according to a kind of bituminous pavement milling testing table described in claim 1 or 2, it is characterized in that: also comprise the road deck driving bituminous road panel (5-3) to carry out moving forward and backward and drag car (5); Described road deck drags car (5) and comprises mobile trolley used (5-1), tile on the ground and supply mobile trolley used (5-1) movable chassis translation track (5-2) and drive mobile trolley used (5-1) to carry out the mobile trolley used drive system (5-4) moved forward and backward, described bituminous road panel (5-3) level is laid in that mobile trolley used (5-1) is upper and it is positioned at milling rotor (1-2) below, described mobile trolley used (5-1) with pass through wire rope (5-5) between mobile trolley used drive system (5-4) and be connected; Described mobile trolley used drive system (5-4) is positioned at mobile trolley used (5-1) front or rear, and described stand (2) fixed installation on the ground.

4., according to a kind of bituminous pavement milling testing table according to claim 3, it is characterized in that: also comprise milling condition monitoring system, described milling condition monitoring system comprises and acts on to milling rotor (1-2) the milling resistance detecting unit (6-1) that the milling resistance on bituminous road panel (5-3) detects, the rotating speed of milling rotor (1-2) is carried out to the rotor speed detecting unit (6-2) detected in real time, the milling depth detection unit (6-3) detected in real time and the torque detecting unit (6-4) driving torque of milling rotor (1-2) being carried out to detection are in real time carried out to the milling degree of depth of milling rotor (1-2), described milling resistance detecting unit (6-1), rotation speed detection unit (6-2), milling depth detection unit (6-3) is all connected with primary controller (6-9) with torque detecting unit (6-4), described primary controller (6-9) is connected with parameter input unit (6-10) and display unit (6-11) respectively, described milling resistance detecting unit (6-1) is two points of force snesor that the milling resistance acted on bituminous road panel (5-3) milling rotor (1-2) carries out with the horizontal direction component on vertical direction and vertical direction component detecting in real time in the horizontal direction respectively, and the quantity of described two points of force snesor is that multiple and multiple described two points of force snesor are all connected with primary controller (6-9).

5. according to a kind of bituminous pavement milling testing table according to claim 4, it is characterized in that: the tractive force that described milling condition monitoring system also comprises mobile trolley used drive system (5-4) provides carries out the chassis tractive force detecting unit (6-7) detected in real time and the milling speed of feed detecting unit (6-8) gait of march of mobile trolley used (5-1) being carried out to detection in real time, described chassis tractive force detecting unit (6-7) is all connected with primary controller (6-9) with milling speed of feed detecting unit (6-8), described chassis tractive force detecting unit (6-7) is arranged on wire rope (5-5).

6., according to a kind of bituminous pavement milling testing table according to claim 4, it is characterized in that: described milling condition monitoring system also comprises hydraulic-driven state detection unit (6-6); Described milling rotor driving mechanism (1-3) and mobile trolley used drive system (5-4) are fluid power system;

Described milling rotor driving mechanism (1-3) is comprised the first hydraulic drive motor (1-3-2) and by the first hydraulic tube, hydraulic oil pump is delivered to the first hydraulic pump of described first hydraulic drive motor (1-3-2), described first hydraulic drive motor (1-3-2) is in transmission connection by described gear train and milling rotor (1-2), is connected between described first hydraulic pump with described first hydraulic drive motor (1-3-2) by described first hydraulic tube;

Described mobile trolley used drive system (5-4) is comprised the second hydraulic drive motor, carries out the reductor be in transmission connection and the second hydraulic pump by the second hydraulic tube, hydraulic oil pump being delivered to described second hydraulic drive motor with the power output shaft of described second hydraulic drive motor, power output shaft and mobile trolley used (5-1) of described reductor are in transmission connection, and are connected between described second hydraulic pump with described second hydraulic drive motor by described second hydraulic tube;

Described hydraulic-driven state detection unit (6-6) comprises the first pressure sensing cell (6-6-1) and the first flow detecting unit (6-6-2) that the hydraulic fluid pressure and flow that are pumped to described first hydraulic drive motor (1-3-2) are carried out respectively to detection in real time, and carries out the second pressure sensing cell (6-6-3) and the second amount detection unit (6-6-4) of detection in real time to the hydraulic fluid pressure and flow that are pumped to described second hydraulic drive motor; Described first pressure sensing cell (6-6-1), first flow detecting unit (6-6-2), the second pressure sensing cell (6-6-3) are all connected with primary controller (6-9) with second amount detection unit (6-6-4).

7. according to a kind of bituminous pavement milling testing table according to claim 6, it is characterized in that: described milling rotor (1-2) comprises rotor drive shaft (1-2-1), driven carry out the milling cylinder (1-2-2) of synchronous axial system and multiple milling cutter be installed on milling cylinder (1-2-2) by rotor drive shaft (1-2-1), and the two ends of described rotor drive shaft (1-2-1) are all arranged on milling chamber body (1-1) by bearing;

Described milling rotor driving mechanism (1-3) also comprises the mounting bracket (1-3-1) be arranged on milling chamber body (1-1) and the shaft coupling be connected between the first hydraulic drive motor (1-3-2) and rotor drive shaft (1-2-1), and described first hydraulic drive motor (1-3-2) is the oil motor driven rotor drive shaft (1-2-1); Described first hydraulic drive motor (1-3-2) is arranged on mounting bracket (1-3-1).

8. according to a kind of bituminous pavement milling testing table described in claim 1 or 2, it is characterized in that: described milling chamber body (1-1) is power input side near the side of milling rotor driving mechanism (1-3) and its opposite side is support-side; The rear portion of described milling chamber body (1-1) is provided with rear scraper plate (1-6), described rear scraper plate (1-6) rear side is provided with tail-gate (1-7), and after the upper rear of described milling chamber body (1-1) is provided with and drives, scraper plate (1-6) and tail-gate (1-7) synchronously carry out the tail-gate hoist cylinder (1-8) moved up and down; Described milling chamber body (1-1) is provided with and supplies side scraper plate (1-4) and rear scraper plate (1-6) to carry out the scratch board slide track slided up and down, the top and the bottom of described scratch board slide track are provided with offside scraper plate (1-4) and rear scraper plate (1-6) respectively and carry out spacing sliding and position limitation part; Be provided with rotor case (1-9) in described milling chamber body (1-1), described rotor case (1-9) cover is contained in milling rotor (1-2) top.

9. according to a kind of bituminous pavement milling testing table described in claim 1 or 2, it is characterized in that: the front sill (2-13) that described front side support body (2-1) comprises two front columns (2-11), is connected to the front entablature (2-12) between two described front column (2-11) top and connects between two described front column (2-11) middle and lower parts, the rear side front column that two described front columns (2-11) comprise left side front column and are positioned on the right side of the front column of described left side, the rear entablature (2-22) that described rear side support body (2-2) comprises two rear columns (2-21) and is connected between two described rear column (2-21) top, the right side rear column that two described rear columns (2-21) comprise left side rear column and are positioned on the right side of the rear column of described left side, the quantity of described longitudinal tie-beam (2-3) is twice, and the longitudinal tie-beam (2-3) of twice is respectively the left side tie-beam be connected between described left side front column and rear column top, left side and the right side tie-beam be connected between described right side front column and rear column top, right side, described front entablature (2-12), front sill (2-13), rear entablature (2-22) and the longitudinal tie-beam (2-3) of twice are all laid in level, the longitudinal tie-beam (2-3) of twice is in parallel laying, described front entablature (2-12), front sill (2-13) and rear entablature (2-22) in parallel laying and three all with longitudinal tie-beam (2-3) in parallel laying, the setting height(from bottom) of described front entablature (2-12) is higher than the setting height(from bottom) of described rear entablature (2-22), the upper end of multiple described vertical moving guide rail (3-1) is installed on front entablature (2-12) and its lower end and is installed on front sill (2-13).

10. according to a kind of bituminous pavement milling testing table described in claim 1 or 2, it is characterized in that: also comprise and spacing vertical travel limiter (8) is carried out to vertical travel mechanism (4), described vertical travel limiter (8) comprise two be laid in respectively front side the first vertical spacing plate of support body (2-1) left and right sides and two respectively with two described first vertical spacing plate with the use of the second vertical spacing plate, two described second vertical spacing plates are laid in the left and right sides of transverse frame (3-1) respectively; The symmetrical laying of two described first vertical spacing plates, and the symmetrical laying of two described second vertical spacing plates, two described first vertical spacing plates are fastenedly connected respectively by multiple vertical spacing bolt and two described second vertical spacing plates, and multiple described vertical spacing bolt is all laid on same vertical curve; Each described first vertical spacing plate all has a multiple described vertical spacing bolt of confession install and in the vertical bolt laid, passage be installed, each described second vertical spacing plate all has multiple respectively for the bolt mounting holes that multiple described vertical spacing bolt is installed, multiple described bolt mounting holes is all laid on same vertical curve;

The left and right sides, top of described transverse frame (3-1) is provided with the transverse shifting locating part (9) milling room (1) being carried out to cross spacing.