CN111798730A - Full-automatic filler tamping system and method suitable for geomechanical model test - Google Patents
Full-automatic filler tamping system and method suitable for geomechanical model test Download PDFInfo
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- CN111798730A CN111798730A CN202010557692.5A CN202010557692A CN111798730A CN 111798730 A CN111798730 A CN 111798730A CN 202010557692 A CN202010557692 A CN 202010557692A CN 111798730 A CN111798730 A CN 111798730A
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- tamping
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/40—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for geology
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
- B01F29/62—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers without bars, i.e. without mixing elements; characterised by the shape or cross section of the receptacle, e.g. of Y-, Z-, S- or X- shape; with cylindrical receptacles rotating about an axis at an angle to their longitudinal axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/711—Feed mechanisms for feeding a mixture of components, i.e. solids in liquid, solids in a gas stream
Abstract
The invention discloses a full-automatic filler tamping system and a method suitable for a geomechanical model test, which consists of an automatic control system, a similar material configuration system and an automatic tamping system; the similar material configuration system comprises a similar material configuration device, a stirring device and a conveying device which are connected in sequence; the automatic tamping system comprises a model frame, a tamping device and a driving device; a driving device is arranged at the top of the model frame; the driving device drives the tamping device to move in the transverse and longitudinal directions of the model frame; the automatic control system comprises a material configuration control module and a tamping control module; the material configuration control module controls similar material configurations, and the compaction control module controls the compaction device.
Description
Technical Field
The invention relates to the field of geomechanical model tests, in particular to a full-automatic filler tamping system and method suitable for geomechanical model tests.
Background
With the economic development and the enhancement of comprehensive national force of China, the tunnel and underground engineering technology has rapidly developed in China. At present, China has become the world with the largest tunnel and underground engineering scale, the largest quantity, the most complex geological conditions and structural forms and the fastest development speed of construction technology. The geological environment of the tunnel and the underground engineering is complex, and the construction mechanics information of the tunnel and the underground engineering cannot be effectively researched and explored from the aspects of theoretical analysis and numerical simulation. The physical model test is a physical simulation method for researching engineering construction by adopting a reduced scale model according to a similarity principle, can reproduce a real physical entity, furthest restore a real geological disaster environment and accurately simulate the excavation process of a tunnel and an underground engineering.
In geomechanical model tests, the fabrication of model bodies is particularly important. A manual filler tamping and filling method is adopted in a traditional model test bed for processing, and a manual hammer is used for pouring and tamping a model body layer by layer.
The inventor finds that the traditional method has some disadvantages, for example, the physical and mechanical properties of similar materials cannot meet the test requirements due to the fact that the similar materials are not uniformly stirred in the stirring process; the model body is time-consuming and labor-consuming in the process of tamping layer by using an artificial hammer, the overall compactness of the model body is influenced, and errors are easily generated in a model test result. How to realize a full-automatic packing tamping model body in a geomechanical model test is a technical problem to be solved urgently at present.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a full-automatic filler tamping system and a full-automatic filler tamping method suitable for a geomechanical model test. The invention solves the problems that the traditional stuffing tamping of the geomechanical model body wastes time and labor and the automation degree is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
a full-automatic filler tamping system suitable for a geomechanical model test is composed of an automatic control system, a similar material configuration system and an automatic tamping system;
the similar material configuration system comprises a similar material configuration device, a stirring device and a conveying device which are connected in sequence;
the automatic tamping system comprises a model frame, a tamping device and a driving device; a driving device is arranged at the top of the model frame; the driving device drives the tamping device to move in the transverse and longitudinal directions of the model frame.
The automatic control system comprises a material configuration control module and a tamping control module; the material configuration control module controls similar material configurations, and the compaction control module controls the compaction device.
As a further technical scheme, the similar material configuration device comprises a solid similar material area, a liquid similar material area and a mixed material area; the solid similar material area is positioned on one side of the mixed material area, the liquid similar material area is positioned on the other side of the mixed material area, and the solid similar material area and the liquid similar material area can be communicated with the mixed material area.
Furthermore, the solid similar material area comprises an upper layer and a lower layer, the bottom of each layer of the material area is provided with a weighing device, and an automatic control valve is arranged at the position where the solid similar material area of each layer is communicated with the mixed material area.
Furthermore, the liquid similar material area comprises an upper layer and a lower layer, the bottom of each layer of the material area is provided with a weighing device, and an automatic control valve is arranged at the position where the liquid similar material area of each layer is communicated with the mixed material area.
Further, the mixing material area is a vertically arranged mixing channel, the bottom of the mixing channel is provided with a pushing device, and the pushing device pushes the mixed material to the stirring device.
As a further technical scheme, the tamping device comprises a tamping plate, a motor, a steel wire rope and a connecting rod, wherein the motor is connected with the connecting rod through the steel wire rope and drives the connecting rod to move up and down, and the lower part of the connecting rod is connected with the tamping plate so as to realize vertical reciprocating movement of the tamping plate.
Furthermore, the lower part of the connecting rod is connected with the tamping plate through a spring, and a spring structure is arranged to buffer the work of the tamping plate, so that the tamping tasks in model frames with different heights can be met.
The invention also provides a working method of the full-automatic filler tamping system suitable for the geomechanical model test, which comprises the following steps:
step 1: selecting similar materials through a material configuration control module, and conveying different similar materials from the region to the mixing region;
step 2: after the relative height of the stirring device is telescopically adjusted according to the up-down relative position of the model frame and the stirring device, the materials in the material mixing area can be conveyed into the stirring device through the telescopic rod;
and step 3: after being uniformly stirred in the stirring drum, similar materials enter a die through a conveying device;
and 4, step 4: the tamping control device is operated, the tamping device is controlled to move left and right on the model frame, and after the tamping control device reaches the braking position, the tamping plate is controlled by the tamping control device to be released downwards to tamp the material, and the material is tamped repeatedly until the compactness meeting the test requirement;
and 5: and (5) repeating the steps 1 to 4, and tamping the model body filler in the next stage.
The invention has the following beneficial effects:
the invention provides a full-automatic filler tamping system and a full-automatic filler tamping method suitable for a geomechanical model test. In the process of tamping filler of the model body, according to the type and the quality of similar materials required by the model body, the materials are automatically discharged to the stirring device, the materials are uniformly stirred and then are sent to the formulated position of the model body, and the similar materials in the model frame can be automatically tamped by the tamping system, so that the molding efficiency of the model body is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a general schematic of the present invention;
FIG. 2 is a schematic view of the automated compaction system of the present invention;
in the figure, 1, a command input device, 2, a compaction controller, 3, a solid similar material area, 4, a liquid similar material area, 5, a mixed material area, 6, a pushing device, 7, an annular track, 8, a gear, 9, a lifting platform, 10, a stirring cylinder, 11, a conveying device, 12, an automatic compaction system, 13, an automatic telescopic rod, 14, a driving motor, 15, a track, 16, a steel wire rope, 17, a connecting rod, 18, a spring and 19 are arranged on a compaction plate.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
example 1
As shown in FIG. 1, a full-automatic packing and tamping system suitable for geomechanical model tests comprises an automatic control system, a similar material configuration system and an automatic tamping system;
the similar material configuration system comprises a similar material configuration device, a stirring device and a conveying device which are connected in sequence;
the automatic tamping system comprises a model frame, a tamping device and a driving device; a driving device is arranged at the top of the model frame; the driving device drives the tamping device to move in the transverse and longitudinal directions of the model frame.
The automatic control system comprises a material configuration control module and a tamping control module; the material configuration control module controls similar material configurations, and the compaction control module controls the compaction device.
The similar material configuration device comprises a solid similar material area 3, a liquid similar material area 4 and a mixed material area 5; the solid similar material area is positioned on one side of the mixed material area, the liquid similar material area is positioned on the other side of the mixed material area, and the solid similar material area and the liquid similar material area can be communicated with the mixed material area.
Furthermore, the solid similar material 3 zone comprises an upper layer and a lower layer, the bottom of each layer of material zone is provided with a weighing device, an automatic control valve is arranged at the position where each layer of solid similar material zone is communicated with the mixed material zone, and in the embodiment, an upper layer and a lower layer are arranged. When the materials are required to be mixed, the valve is opened through the control device, and the corresponding materials can automatically flow to the mixing area; and when the difference value between the initial value and the final value of the weighing device meets the input requirement of the mass of the required material, controlling the valve to be closed, and further accurately weighing the material.
Furthermore, the liquid similar material 4 area comprises an upper layer and a lower layer, the bottom of each layer of material area is provided with a weighing device, the position where each layer of liquid similar material area is communicated with the mixed material area is provided with an automatic control valve, and in the embodiment, an upper layer structure and a lower layer structure are arranged; when the materials are required to be proportioned, the valve is opened through the control device, the corresponding materials can automatically flow to the mixing area, and when the difference value between the initial value and the final value of the weighing device meets the requirement of inputting the mass of the required materials, the valve is controlled to be closed, so that the materials are accurately weighed.
Dividing the solid similar material area and the liquid similar material area into a plurality of small areas for storing similar materials; different materials are placed in different small areas, and the preparation of various materials is realized through one set of device.
Further, the mixing material area is a vertically arranged mixing channel, the bottom of the mixing channel is provided with a pushing device 6, and the pushing device 6 pushes the mixed material to the stirring device.
As a further technical scheme, the stirring device comprises a stirring drum 10, two annular rails 7 are arranged on the wall of the stirring drum 10, the annular rails 7 are meshed with a gear 8 arranged below the stirring drum, and the gear 8 drives the stirring drum 10 to rotate through a motor, so that the stirring drum can uniformly stir materials at 360 degrees, and the test requirements are met.
The stirring device also comprises a lifting platform 9; the mixing drum is placed on a lifting table 9, the lifting table 9 being arranged so that the inlet of the mixing device can be aligned with the outlet of the mixing material zone. The lifting platform adopts a steel hydraulic device, can be telescopically adjusted according to the relative positions of the model frame and the stirring device, and is convenient for conveying finished materials into the model frame.
The feeding device is arranged at the tail part of the mixing drum, can be freely adjusted and is convenient for materials to enter the die from different directions.
As a further technical scheme, the tamping device comprises a tamping plate 19, a motor 14, a steel wire rope 16 and a connecting rod 17, wherein the motor 14 is connected with the connecting rod 14 through the steel wire rope to drive the connecting rod to move up and down, and the lower part of the connecting rod 14 is connected with the tamping plate 19 to realize vertical reciprocating movement of the tamping plate.
Furthermore, the lower part of the connecting rod is connected with the tamping plate through a spring 18, and a spring structure is arranged to buffer the work of the tamping plate, so that the tamping tasks in model frames with different heights can be met. The tamping plate is of a telescopic rigid structure and is connected with the connecting rod, the area of the tamping plate is automatically adjusted according to the area to be tamped by the model, and the tamping efficiency is improved.
The automatic tamping system comprises a model frame, a longitudinal driving device, a transverse driving device, a vertical driving device and a tamping plate; specifically, the moving device can move along the longitudinal direction of the frame under the driving of the longitudinal driving device, the moving device can move along the transverse direction of the frame under the driving of the transverse driving device, and the tamping plate is hung on the moving device and can move up and down under the driving of the vertical driving device, so that the tamping purpose is achieved; the transverse and longitudinal movement of the tamping plate in the frame mainly aims to tamp the fillers at different positions in the frame so as to tamp the fillers comprehensively.
The longitudinal driving devices comprise two sets which are respectively arranged in the longitudinal direction of the model frame, and each set comprises a motor, a lead screw, a track 15 and a slide block; the track is arranged at the top of the model frame, and the motor drives the sliding block on the track to move through the lead screw; the driving device is connected with the longitudinal sliding block.
More closely, the transverse driving device include two automatic telescopic links 13, one of them automatic telescopic link is installed on one of them track, and another automatic telescopic link is installed on another track, and the tip of two automatic telescopic links all links to each other with the ramming device, through the flexible of controlling two telescopic links, realizes the lateral shifting of ramming device, through flexible length control ramming device lateral shifting's distance.
The vertical driving device is the motor steel wire rope driving device.
The material configuration control module is mainly used for controlling a similar material configuration system and comprises an instruction input device, and the similar material selection device can be controlled to identify and weigh materials after an instruction for selecting the materials is input.
The batching device comprises a solid similar material area 3, a liquid similar material area 4 and a mixed material area 5;
in a second aspect, the invention also discloses a working method of the full-automatic filler tamping system suitable for the geomechanical model test, which comprises the following steps:
step 1: similar materials are selected by the command input device 1 and different similar materials are transported from the area to the mixing area 5.
Step 2: after the relative height of the stirring device is telescopically adjusted according to the up-down relative position of the model frame and the stirring device, the materials in the material mixing area 5 can be conveyed into the stirring cylinder 10 through the telescopic rod 6;
and step 3: similar materials are uniformly stirred in the stirring cylinder 10 and then enter a die through the conveying device 11;
and 4, step 4: the tamping controller 2 is operated, the tamping system is freely controlled by a remote lever to move left and right on the model frame, after the tamping controller reaches a braking position, a tamping button is clicked, the tamping plate 16 is released downwards to tamp the material, and the material is tamped repeatedly until the compactness required by the test is met;
and 5: and (5) repeating the steps 1 to 4, and tamping the model body filler in the next stage.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The full-automatic filler tamping system is suitable for geomechanical model tests and is characterized by comprising an automatic control system, a similar material configuration system and an automatic tamping system;
the similar material configuration system comprises a similar material configuration device, a stirring device and a conveying device which are connected in sequence;
the automatic tamping system comprises a model frame, a tamping device and a driving device; a driving device is arranged at the top of the model frame; the driving device drives the tamping device to move in the transverse and longitudinal directions of the model frame;
the automatic control system comprises a material configuration control module and a tamping control module; the material configuration control module controls similar material configurations, and the compaction control module controls the compaction device.
2. The fully automatic filler compaction system for geomechanical model testing of claim 1, wherein the similar material configuration device comprises a solid similar material region, a liquid similar material region and a mixed material region; the solid similar material area is positioned on one side of the mixed material area, the liquid similar material area is positioned on the other side of the mixed material area, and the solid similar material area and the liquid similar material area can be communicated with the mixed material area.
3. The fully automatic filler tamping system suitable for geomechanical model testing of claim 2, wherein said solid similar material zone comprises an upper and a lower layers, a weighing device is provided at the bottom of each layer of material zone, and an automatic control valve is provided at the position where each layer of solid similar material zone communicates with the mixed material zone.
4. The fully automatic filler tamping system suitable for geomechanical model testing of claim 2, wherein said liquid-like material zone comprises an upper and a lower plurality of layers, a weighing device is provided at the bottom of each layer of material zone, and an automatic control valve is provided at the position where each layer of liquid-like material zone communicates with the mixed material zone.
5. The fully automatic filler tamping system for geomechanical model testing as recited in claim 2, wherein said material mixing area is a vertically disposed mixing channel having a pushing device at the bottom thereof for pushing the mixed material to said stirring device.
6. The fully automatic filler tamping system for geomechanical model test as recited in claim 1, wherein said stirring device comprises a stirring drum, two circular tracks are provided on the wall of said stirring drum, the circular tracks are engaged with a gear disposed under the stirring drum, the gear is driven by a motor to rotate, and the stirring drum is driven to rotate.
7. The fully automatic packing tamping system suitable for geomechanical model test of claim 1, wherein said tamping device comprises a tamping plate, a motor, a steel wire rope, and a connecting rod, said motor is connected with said connecting rod through the steel wire rope to drive the connecting rod to move up and down, and the lower portion of said connecting rod is connected with said tamping plate to realize vertical reciprocating movement of the tamping plate.
8. The fully automatic filler tamping system suitable for geomechanical model testing of claim 6, wherein said lower portion of said connecting rod is connected to said tamping plate by a spring, and a spring structure is provided to buffer the operation of said tamping plate, so as to satisfy tamping tasks in model frames of different heights.
9. The fully automatic packing compaction system for geomechanical model testing of claim 1, wherein the driving means comprises a longitudinal driving means and a transverse driving means; the longitudinal driving device comprises two sets, and each set comprises a motor, a lead screw, a track and a slide block; the track is arranged at the top of the model frame, and the motor drives the sliding block on the track to move through the lead screw; the driving device is connected with the longitudinal sliding block; the transverse driving device comprises two automatic telescopic rods, one of the automatic telescopic rods is arranged on one of the rails, the other automatic telescopic rod is arranged on the other rail, the end parts of the two automatic telescopic rods are connected with the tamping device, and transverse movement of the tamping device is realized by controlling the extension and retraction of the two telescopic rods.
10. The use method of the fully automatic filler tamping system suitable for geomechanical model testing as recited in any of claims 1-9,
step 1: selecting similar materials through a material configuration control module, and conveying different similar materials from the region to the mixing region;
step 2: after the relative height of the stirring device is telescopically adjusted according to the up-down relative position of the model frame and the stirring device, the materials in the material mixing area can be conveyed into the stirring device through the telescopic rod;
and step 3: after being uniformly stirred in the stirring drum, similar materials enter a die through a conveying device;
and 4, step 4: the tamping control device is operated, the tamping device is controlled to move left and right on the model frame, and after the tamping control device reaches the braking position, the tamping plate is controlled by the tamping control device to be released downwards to tamp the material, and the material is tamped repeatedly until the compactness meeting the test requirement;
and 5: and (5) repeating the steps 1 to 4, and tamping the model body filler in the next stage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010557692.5A CN111798730A (en) | 2020-06-18 | 2020-06-18 | Full-automatic filler tamping system and method suitable for geomechanical model test |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010557692.5A CN111798730A (en) | 2020-06-18 | 2020-06-18 | Full-automatic filler tamping system and method suitable for geomechanical model test |
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| CN109352827A (en) * | 2018-09-26 | 2019-02-19 | 占行波 | A kind of Portable small cement mixer |
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2020
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| US20070020974A1 (en) * | 2005-02-16 | 2007-01-25 | Carlson Donald A | Tamper resistant plug to prevent removal of wire from a conduit |
| CN104033623A (en) * | 2014-05-30 | 2014-09-10 | 国家电网公司 | Liquid raw material mixing valve for manufacturing electric cable well composite materials |
| CN105954076A (en) * | 2016-04-28 | 2016-09-21 | 西安科技大学 | Model making system for physical similar simulation experiment |
| CN206408615U (en) * | 2017-01-19 | 2017-08-15 | 建基建设集团有限公司 | A kind of piling work is used pours device with vibrating function |
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