CN110068453B

CN110068453B - Shield constructs machine cutter batch experiment mechanism

Info

Publication number: CN110068453B
Application number: CN201910326359.0A
Authority: CN
Inventors: 夏开民; 祝勇; 马玉忠; 欧长顺
Original assignee: Maanshan Lingshan Mechanical Equipment Technology Co ltd
Current assignee: Maanshan Lingshan Mechanical Equipment Technology Co ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-10-20
Anticipated expiration: 2039-04-23
Also published as: CN110068453A

Abstract

The invention discloses a batch experimental mechanism for shield machine cutters, which comprises a driving frame, a driving rod and a driving mechanism, wherein a connecting plate is welded on the upper surface of the driving frame, one end of the driving rod penetrates through the surfaces of the driving frame and the connecting plate, a fixing frame is welded at the upper end of the driving frame, and simulation frames are welded on the surfaces of the fixing frame at equal intervals; when the soil layer needs to be filled in the simulation frame, the shielding plate is rotated, so that one end of the shielding plate blocks the opening of the simulation frame, one end of the limiting rod is movably inserted in the positioning plate, one end of the simulation frame is blocked, the soil layer is input into the simulation frame, and sedimentation is performed, so that the cutter is more accurate in experiment; the simulation frame is equipped with four altogether, and when one of them simulation frame was tested, other simulation frame was filled the soil layer or the soil layer is deposiing, and when one of them simulation frame ended the experiment, another one can directly be tested, avoids wasting time because wait.

Description

Shield constructs machine cutter batch experiment mechanism

Technical Field

The invention relates to the technical field of shield tunneling machines, in particular to a batch experimental mechanism for shield tunneling machine cutters.

Background

The shield method is an important tunnel construction method and has wide application in the fields of municipal administration, traffic and the like in China in recent years. The earth pressure balance shield machine is common equipment for soft soil tunnel construction, is the mainstream of the urban underground engineering construction technology at present, and the shield method construction is a continuous and dynamic process, and has the characteristics of high automation degree, manpower saving, high construction speed, one-step tunneling, no influence of weather, controllable ground settlement during excavation, reduced influence on ground buildings, no influence on ground traffic during underwater excavation and the like.

Before the shield machine cutter in the prior art is used, a series of simulation experiments need to be carried out so as to observe the specific abrasion condition of the shield machine cutter before the shield machine cutter is put into use formally, the traditional shield machine simulation experiments have some problems, when the experiments are carried out, the simulated soil layer needs to be filled into a simulation frame and then needs to be deposited for a certain time, so that the soil layer approaches to the real soil layer, however, in the prior art, generally, only a single operation is carried out, so that the efficiency is low and the time spent in the simulation of the cutters in batches is long.

Disclosure of Invention

The invention aims to provide a batch experimental mechanism for shield machine cutters, which aims to solve the problems in the background technology.

The purpose of the invention can be realized by the following technical scheme: a shield tunneling machine cutter batch experiment mechanism comprises a driving frame, a driving rod and a driving mechanism, wherein a connecting plate is welded on the upper surface of the driving frame, one end of the driving rod penetrates through the connecting plate and extends into the driving frame, a fixing frame is welded on the upper end of the driving frame, a simulation frame is welded on the surface of the fixing frame at equal intervals, a shielding plate is arranged on the surface of the simulation frame in a rotating mode, a limiting frame is symmetrically welded on one end of the shielding plate, a limiting rod is inserted in the limiting frame in a movable mode, a positioning plate is symmetrically welded on the lower end of the simulation frame, one end of the limiting rod is movably clamped in the positioning plate, a pushing frame is welded on one end of the connecting plate, a pushing plate is inserted in the pushing frame in a movable mode, an air cylinder is fixedly arranged on the upper surface of the pushing plate, and one end of the air cylinder is connected, one end of the cutter head is movably inserted in the simulation frame;

a driven gear is fixedly sleeved at one end of the driving rod, which is positioned in the driving frame, a driving mechanism is arranged in the driving frame and comprises a second motor, a driving gear and a driving rod, the second motor is symmetrically arranged in the driving frame, the upper end of the second motor is rotatably provided with the driving gear, the surface of the driving gear is meshed with the driving rod, one side of the driving rod is meshed with the driven gear, and one end of the driving rod penetrates through the surface of the driving frame;

one side of propelling movement frame is equipped with the curb plate, the last fixed surface of curb plate installs first motor, the one end of first motor is rotated and is equipped with the driving roller, the surperficial transmission of driving roller is connected with the belt, the lower surface at slurcam both ends all is equipped with the baffle perpendicularly, and one of them baffle is located the propelling movement frame, rotates between two baffles and is connected with first drive roller, and the one end of first drive roller runs through the lateral wall of propelling movement frame and stretches into in the propelling movement frame, the surperficial screw thread transmission of first drive roller is equipped with the second drive roller, and the one end of belt is connected with the one end transmission of second drive roller.

Preferably, the upper surface of the connecting plate is provided with an arc-shaped groove, the middle part of the lower end of the simulation frame is vertically provided with a rotating roller, and the rotating roller is rotatably clamped inside the arc-shaped groove.

Preferably, the part of the driving rod, which is located inside the connecting plate, is fixedly sleeved with a limiting turntable, and the limiting turntable is rotatably arranged inside the connecting plate.

Preferably, a spring is fixedly arranged at the bottom of the inner groove of the limiting frame, and one end of the spring is connected with one end of the limiting rod, which is positioned in the limiting frame.

Preferably, the thread groove has been seted up to the inside of pushing away the frame, first drive roller all is located the inside of thread groove with the second drive roller, the fixed plate that is equipped with in inside of thread groove, the card is established in the inside of fixed plate to the one end rotation of second drive roller, and the other end rotation card of second drive roller is established in the inside of pushing away the frame, and all is equipped with the bearing with fixed plate and the contact part of pushing away the frame.

Preferably, a tooth groove is formed in one side of the transmission rod, the tooth groove is meshed with the surface of the driving gear, racks are arranged at equal intervals at one end, far away from the tooth groove, of the transmission rod, and the surface of each rack is meshed with the corresponding driven gear.

Preferably, the upper surface one end symmetry welding of simulation frame is equipped with the fixed block, and the welding is equipped with the bull stick between the adjacent fixed block, the one end of sunshade is rotated the cover and is established on the surface of bull stick.

The invention has the beneficial effects that:

1. when the soil layer needs to be filled in the simulation frame, the shielding plate is rotated, so that one end of the shielding plate blocks the opening of the simulation frame, one end of the limiting rod is movably inserted into the positioning plate at the moment, one end of the simulation frame is blocked, the soil layer is input into the simulation frame at the moment, and sedimentation is carried out, so that the cutter is more accurate in experiment;

2. when one simulation frame is used for carrying out an experiment, soil layers are filled in the other simulation frames or the soil layers are deposited, so that when one simulation frame finishes the experiment, the other simulation frame can carry out the experiment directly, time waste caused by waiting is avoided, and the efficiency of the batch cutters in the experiment is improved;

3. the cutter sets up on the blade disc, when needs are dismantled blade disc and cutter, promotes the cylinder again to keeping away from the one end that promotes the frame and keep away from the analog shelf, makes things convenient for its dismantlement and installation.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional side view of the present invention;

FIG. 3 is a schematic cross-sectional view of the driving frame structure of the present invention;

FIG. 4 is a schematic cross-sectional view of the pushing frame structure of the present invention;

FIG. 5 is a schematic cross-sectional view of the structure of the stop frame of the present invention.

In the figure: the device comprises a driving frame 1, a connecting plate 11, a 111 arc-shaped groove, a 2 driving rod, a 21 fixing frame, a 22 driven gear, a 23 limit rotary disc, a 3 shielding plate, a 31 rotary rod, a 32 limit frame, a 321 spring, a 33 limit rod, a 4 push frame, a 41 push plate, a 411 baffle, a 42 first driving roller, a 43 second driving roller, a 431 fixing plate, a 5 first motor, a 51 side plate, a 52 driving roller, a 521 belt, a 6 driving mechanism, a 61 second motor, a 62 driving gear, a 63 driving rod, a 631 tooth space, a 632 rack, a 7 simulation frame, a 71 fixing block, a 72 positioning plate, a 73 rotary roller, an 8 air cylinder and an 81 cutter head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a shield tunneling machine cutter batch experiment mechanism comprises a driving frame 1, a driving rod 2 and a driving mechanism 6, wherein a connecting plate 11 is welded on the upper surface of the driving frame 1, one end of the driving rod 2 penetrates through the connecting plate 11 and extends into the driving frame 1, a fixing frame 21 is welded on the upper end of the driving frame 1, a simulation frame 7 is welded on the surface of the fixing frame 21 at equal intervals, a shielding plate 3 is arranged on the surface of the simulation frame 7 in a rotating mode, a limiting frame 32 is symmetrically welded on one end of the shielding plate 3, a limiting rod 33 is movably inserted in the limiting frame 32, a positioning plate 72 is symmetrically welded on the lower end of the simulation frame 7, one end of the limiting rod 33 is movably clamped in the positioning plate 72, a pushing frame 4 is welded on one end of the connecting plate 11, a pushing plate 41 is movably inserted in the pushing frame 4, an air cylinder 8 is fixedly arranged on the upper surface of the pushing plate 41, one end of the, one end of the cutter head 81 is movably inserted in the simulation frame 7; when a simulation experiment is needed, the cutter head 81 is pushed by the air cylinder 8, one end of the cutter head moves to one side of the simulation frame 7 and finally enters the inside of the simulation frame 7 to be contacted with a soil layer, so that the aim of the tool simulation experiment is fulfilled, in addition, when the soil layer needs to be filled in the simulation frame 7, the shielding plate 3 is rotated, one end of the shielding plate 3 blocks the opening of the simulation frame 7, one end of the limiting rod 33 is movably inserted in the positioning plate 72 at the moment, so that one end of the simulation frame 7 is blocked, the soil layer is input into the inside of the simulation frame 7 at the moment, and sedimentation is carried out, so that the tool is more accurate in the experiment; when one of the simulation frames 7 is used for an experiment, soil layers are filled in the other simulation frames 7 or the soil layers are deposited, so that when the experiment is finished by one of the simulation frames 7, the other simulation frame can be used for the experiment directly, the time waste caused by waiting is avoided, and the efficiency of the batch cutters in the experiment is improved;

one end of the driving rod 2, which is positioned in the driving frame 1, is fixedly sleeved with the driven gear 22, the driving mechanism 6 is arranged in the driving frame 1, the driving mechanism 6 comprises a second motor 61, a driving gear 62 and a transmission rod 63, the second motor 61 is symmetrically arranged in the driving frame 1, the driving gear 62 is rotatably arranged at the upper end of the second motor 61, the transmission rod 63 is meshed with the surface of the driving gear 62, one side of the transmission rod 63 is meshed with the driven gear 22, and one end of the transmission rod 63 penetrates through the surface of the driving frame 1; the second motor 61 drives the driving gear 62 to rotate, the driving gear 62 is meshed with the transmission rod 63 to drive one end of the transmission rod 63 to move back and forth, and one end of the transmission rod 63 is meshed with the surface of the driven gear 22 to drive the driving rod 2 to rotate, so that the simulation frame 7 can rotate conveniently, and a cutter can perform experiments conveniently; two groups of second motors 61 are arranged and are opened simultaneously, so that the two transmission rods 63 drive the driven gear 22 simultaneously, the two sides of the driven gear 22 are stressed stably, and the driving rod 2 can stably drive the simulation frame 7 to rotate when rotating;

a side plate 51 is arranged on one side of the pushing frame 4, a first motor 5 is fixedly mounted on the upper surface of the side plate 51, a transmission roller 52 is rotatably arranged at one end of the first motor 5, a belt 521 is in transmission connection with the surface of the transmission roller 52, baffles 411 are vertically arranged on the lower surfaces of two ends of the pushing plate 41, one baffle 411 is positioned in the pushing frame 4, a first driving roller 42 is rotatably connected between the two baffles 411, one end of the first driving roller 42 penetrates through the side wall of the pushing frame 4 and extends into the pushing frame 4, a second driving roller 43 is in transmission connection with the surface thread of the first driving roller 42, and one end of the belt 521 is in transmission connection with one end of the second driving roller 43; when a simulation experiment needs to be performed, the second driving roller 43 rotates and drives the first driving roller 42 to advance towards one end of the pushing frame 4, so that the pushing plate 41 moves until the air cylinder 8 is close to one end of the simulation frame 7; the cutter sets up on blade disc 81, when needs dismantle blade disc 81 and cutter, promotes cylinder 8 again to keeping away from the one end that simulation frame 7 was kept away from to push frame 4, makes things convenient for its dismantlement and installation.

Furthermore, an arc-shaped groove 111 is formed in the upper surface of the connecting plate 11, a rotating roller 73 is vertically arranged in the middle of the lower end of the simulation frame 7, and the rotating roller 73 is rotatably clamped in the arc-shaped groove 111; the stability is improved.

Furthermore, a part of the driving rod 2, which is located inside the connecting plate 11, is fixedly sleeved with a limiting turntable 23, and the limiting turntable 23 is rotatably arranged inside the connecting plate 11; the limiting turntable 23 has a good supporting function on the driving rod 2 during rotation.

Further, a spring 321 is fixedly arranged at the bottom of the inner groove of the limiting frame 32, and one end of the spring 321 is connected with one end of the limiting rod 33 positioned in the limiting frame 32; the spring 321 is driven to push the limiting rod 33 upwards, and finally the upper end of the limiting rod 33 is pushed to be clamped inside the positioning plate 72, so that the position of the shutter 3 is fixed at one end of the simulation frame 7.

Furthermore, a threaded groove is formed in the pushing frame 4, the first driving roller 42 and the second driving roller 43 are both located in the threaded groove, a fixing plate 431 is fixedly arranged in the threaded groove, one end of the second driving roller 43 is rotatably clamped in the fixing plate 431, the other end of the second driving roller 43 is rotatably clamped in the pushing frame 4, and bearings are arranged at the contact parts of the second driving roller 43 and the fixing plate 431 with the pushing frame 4; the fixing plate 431 is provided to support the second driving roller 43, so that it can stably transmit power to the first driving roller 42.

Furthermore, one side of the transmission rod 63 is provided with a tooth groove 631, the tooth groove 631 is meshed with the surface of the driving gear 62, one end of the transmission rod 63, which is far away from the tooth groove 631, is provided with a rack 632 at equal intervals, and the surface of the rack 632 is meshed with the driven gear 22.

Furthermore, fixed blocks 71 are symmetrically welded at one end of the upper surface of the simulation frame 7, a rotating rod 31 is welded between adjacent fixed blocks 71, and one end of the shielding plate 3 is rotatably sleeved on the surface of the rotating rod 31; facilitating rotation of the shutter 3.

The working principle of the invention is as follows: when a simulation experiment is needed, the cutter head 81 is pushed by the air cylinder 8, one end of the cutter head moves to one side of the simulation frame 7 and finally enters the inside of the simulation frame 7 to be contacted with a soil layer, so that the aim of the tool simulation experiment is fulfilled, in addition, when the soil layer needs to be filled in the simulation frame 7, the shielding plate 3 is rotated, one end of the shielding plate 3 blocks the opening of the simulation frame 7, one end of the limiting rod 33 is movably inserted in the positioning plate 72 at the moment, so that one end of the simulation frame 7 is blocked, the soil layer is input into the inside of the simulation frame 7 at the moment, and sedimentation is carried out, so that the tool is more accurate in the experiment; the simulation frame 7 is provided with four in total, and when one of them simulation frame 7 was tested, other simulation frame 7 were filled the soil layer or the soil layer is deposiing to when one of them simulation frame 7 ended the experiment, another one can directly carry out the experiment, avoids because wait and the waste time, has improved the efficiency of batch cutter when carrying out the experiment.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims

1. The utility model provides a shield constructs quick-witted cutter experiment mechanism in batches, includes driving frame (1), actuating lever (2) and actuating mechanism (6), its characterized in that, the upper surface welding of driving frame (1) is equipped with connecting plate (11), the one end of actuating lever (2) runs through connecting plate (11) and stretches into in driving frame (1), the upper end welding of driving frame (1) is equipped with mount (21), the equidistant welding in surface of mount (21) is equipped with analogue shelf (7), the surface rotation of analogue shelf (7) is equipped with sunshade board (3), the one end symmetry welding of sunshade board (3) is equipped with spacing (32), the inside activity of spacing (32) is inserted and is equipped with gag lever post (33), the lower extreme symmetry welding of analogue shelf (7) is equipped with location plate (72), the inside at the location plate (72) is established to the one end activity card of gag lever post (33), one end of the connecting plate (11) is welded with a pushing frame (4), a pushing plate (41) is movably inserted in the pushing frame (4), an air cylinder (8) is fixedly arranged on the upper surface of the pushing plate (41), one end of the air cylinder (8) is connected with a cutter head (81) through a rotating shaft, and one end of the cutter head (81) is movably inserted in the simulation frame (7);

the driving rod (2) is fixedly sleeved with a driven gear (22) at one end inside the driving frame (1), a driving mechanism (6) is arranged inside the driving frame (1), the driving mechanism (6) comprises a second motor (61), a driving gear (62) and a transmission rod (63), the second motor (61) is symmetrically arranged inside the driving frame (1), the driving gear (62) is rotatably arranged at the upper end of the second motor (61), the surface of the driving gear (62) is meshed with the transmission rod (63), one side of the transmission rod (63) is meshed with the driven gear (22), and one end of the transmission rod (63) penetrates through the surface of the driving frame (1);

one side of propelling movement frame (4) is equipped with curb plate (51), the last fixed surface of curb plate (51) installs first motor (5), the one end rotation of first motor (5) is equipped with driving roller (52), the surface transmission of driving roller (52) is connected with belt (521), the lower surface at slurcam (41) both ends all is equipped with baffle (411) perpendicularly, and one of them baffle (411) is located propelling movement frame (4), rotates between two baffles (411) and is connected with first drive roller (42), and the one end of first drive roller (42) runs through the lateral wall of propelling movement frame (4) and stretches into in propelling movement frame (4), the surface screw thread transmission of first drive roller (42) is equipped with second drive roller (43), and the one end of belt (521) is connected with the one end transmission of second drive roller (43).

2. The batch experimental mechanism of the shield tunneling machine cutter according to claim 1, characterized in that an arc-shaped groove (111) is formed in the upper surface of the connecting plate (11), a rotating roller (73) is vertically arranged in the middle of the lower end of the simulation frame (7), and the rotating roller (73) is rotatably clamped inside the arc-shaped groove (111).

3. The batch experimental mechanism of the shield tunneling machine cutter according to claim 1, characterized in that a part of the driving rod (2) located inside the connecting plate (11) is fixedly sleeved with a limiting turntable (23), and the limiting turntable (23) is rotatably arranged inside the connecting plate (11).

4. The mechanism of claim 1, wherein a spring (321) is fixed on the bottom of the internal groove of the limiting frame (32), and one end of the spring (321) is connected to one end of the limiting rod (33) inside the limiting frame (32).

5. The mechanism of claim 1, wherein a threaded groove is formed in the pushing frame (4), the first driving roller (42) and the second driving roller (43) are both located in the threaded groove, a fixing plate (431) is fixedly arranged in the threaded groove, one end of the second driving roller (43) is rotatably clamped in the fixing plate (431), the other end of the second driving roller (43) is rotatably clamped in the pushing frame (4), and bearings are arranged at the contact portions of the fixing plate (431) and the pushing frame (4).

6. The mechanism for the batch experiment of the shield tunneling machine cutter according to claim 1, characterized in that a tooth groove (631) is formed in one side of the transmission rod (63), the tooth groove (631) is engaged with the surface of the driving gear (62), a rack (632) is disposed at an equal interval at an end of the transmission rod (63) far away from the tooth groove (631), and the surface of the rack (632) is engaged with the driven gear (22).

7. The batch experimental mechanism of the shield tunneling machine cutter according to claim 1, wherein fixing blocks (71) are symmetrically welded to one end of the upper surface of the simulation frame (7), a rotating rod (31) is welded between adjacent fixing blocks (71), and one end of the shielding plate (3) is rotatably sleeved on the surface of the rotating rod (31).