CN102431084B - Concrete pipe pile manufacturing apparatus and method - Google Patents

Concrete pipe pile manufacturing apparatus and method Download PDF

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Publication number
CN102431084B
CN102431084B CN 201110407079 CN201110407079A CN102431084B CN 102431084 B CN102431084 B CN 102431084B CN 201110407079 CN201110407079 CN 201110407079 CN 201110407079 A CN201110407079 A CN 201110407079A CN 102431084 B CN102431084 B CN 102431084B
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pile tube
tube mould
concrete
conveyance conduit
weight
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CN102431084A (en
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徐建华
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Zoomlion Heavy Industry Science and Technology Co Ltd
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Zoomlion Heavy Industry Science and Technology Co Ltd
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Abstract

The invention discloses a concrete pipe pile manufacturing apparatus and method. Method of the concrete pipe pile manufacturing apparatus comprises the following steps: conveying concrete to a pipe pile die by a feeding pipe for distribution; real-time monitoring dynamic weight Gx of the pipe pile die during the distribution; in accordance with the dynamic weight Gx, controlling a driving device to drive the pipe pile die to move backwards in elongated line of the feeding pipe; confirming that the distribution is completed, stopping the distribution and driving the pipe pile die to retract from the elongated line of the feeding pipe. The concrete pipe pile manufacturing apparatus and method can precisely monitor and control the concrete weight and can make the concrete after the distribution uniform and the manufactured concrete pipe pile density uniform by real-time monitoring dynamic weight Gx of the pipe pile die during the distribution and controlling reciprocating movement of thepipe pile die in accordance with the dynamic weight Gx and preset weight threshold Gi of the pipe pile die.

Description

Concrete tubular pile manufacturing equipment and method
Technical field
The present invention relates to concrete tubular pile and make the field, particularly relate to a kind of prestressed high strength concrete pile tube manufacturing equipment and method.
Background technology
Particularly make in the prestressed high strength concrete pile tube process of (being called for short the PHC pile tube) at the manufacturing pile tube, generally comprise following steps:
End plate, framework of steel reinforcement and tension device are installed in the lower mold body of pile tube mould;
This lower mold body is positioned on the movable table, wherein, the orientable back and forth movement of this movable table and assurance have the part workbench be positioned at all the time mixing plant under;
To this lower mold body cloth, after concrete material is covered with this lower mold body, the upper die body that closes (being matched moulds), wherein, this lower mold body and this upper die body form the pile tube mould;
Through the pile tube mould of dismantling behind the centrifugal forming, make the PHC pile tube.
Wherein, in the step of cloth, because the inertia during the inhomogeneous or cloth of cloth, concrete material can be trickled down the place of lower mold body and upper die body applying.Therefore before matched moulds, need 4～6 people to clear up these unrestrained concrete materials, this process labour intensity is big and efficient is on the low side, has seriously restricted production efficiency, but also has increased cost of labor.And thisly adopt manual method for cleaning, and there is cleaning situation not in place, cause the pile tube mould behind the matched moulds poorly sealed, increased the quality risk of finished product.
In order to solve the problems of the technologies described above, in the prior art, adopt first matched moulds, again by come and go relative to ground the cloth frame move and conveyance conduit toward the cast port delivering concrete material of pile tube mould one end of fixing to carry out the mode of cloth, at this moment, be arranged on can be along on the cloth frame of material distributing machine orbital motion for concrete conveying device and conveyance conduit.It is irregular unrestrained and cause the technical problem of the on the low side and end product quality risk of production efficiency that this has solved concrete material to a certain extent.
But, the length of PHC pile tube is generally 7～30 meters, the relative ground of mixing plant fixedly installs, at this moment, if it is mobile that cloth frame and conveyance conduit are done to come and go, so, mixing plant hopper opening need of concrete conveying device delivering concrete material on the cloth frame extend on the axis of the moving direction of cloth frame, in other words, need to arrange 7～30 meters long hopper opening exactly.The problem that this scheme is brought is, the concrete conveying device of a hopper opening 7～30 need be set, and 7～30 meters long mixing plants perhaps are set, and obviously, this does not gear to actual circumstances.
Another scheme is exactly to carry out the delivering concrete material by switching mechanism again between hopper opening and the cloth frame.This scheme need be carried out the secondary conveying, and namely concrete material is transported on the cloth frame by switching mechanism earlier, is delivered into the cast port by the conveyance conduit on the cloth frame again, with cloth inside the pile tube mould.Obviously, the parts that relate to increase, and repeatedly carry the problem also will produce unpredictability, such as the weight of cloth can't accurately control, and cause concrete material skewness behind the cloth, and the concrete tubular pile density unevenness of manufacturing such as spares at problem.
Can't accurately control when how to solve owing to cloth and cause concrete material skewness behind the cloth, the technical problem that the concrete tubular pile density unevenness of manufacturing is even is the problem that the art is needed solution badly.
Summary of the invention
Can't accurately control when the present invention mainly solves owing to cloth and cause concrete material skewness behind the cloth, the technical problem that the concrete tubular pile density unevenness of manufacturing is even provides a kind of concrete tubular pile manufacturing equipment and method.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts provides a kind of concrete tubular pile manufacture method, comprising: utilize conveyance conduit that concrete material is transported to and carry out cloth in the pile tube mould; The dynamic weight G of this pile tube mould when measuring cloth in real time xJudge this dynamic weight G xWith preset weight threshold value G iSize, and judge that whether the step-length variable i is less than predetermined maximum step number n; If dynamic weight G xMore than or equal to preset weight threshold value G I,And the step-length variable i is less than predetermined maximum step number n, then accessory drive drives this pile tube mould and retreats movement at the extension line of conveyance conduit, and simultaneously the step-length variable i adds 1 and proceed to utilize conveyance conduit concrete material to be transported to the step of carrying out cloth in the pile tube mould; If dynamic weight G xLess than preset weight threshold value G I,Then proceed to utilize conveyance conduit concrete material to be transported to the step of carrying out cloth in the pile tube mould; If dynamic weight G xEqual preset weight threshold value G I,And the step-length variable i is not less than predetermined maximum step number n, then carries out next step.The affirmation cloth is finished, and stops cloth and drive this pile tube mould withdrawing from the extension line of conveyance conduit.
Wherein, when this concrete tubular pile evenly distributes along the direction weight of jumping, this preset weight threshold value G iCalculating formula be:
G i = G m + i * G n
Here, G mBe the initial gross weight of this pile tube mould, dynamic weight G xBe the weight of the concrete material of this pile tube mould and increase, G is the gross weight of the concrete material of the required filling of this pile tube mould, and the step-length variable i is 1 to n natural number, and predetermined maximum step number n is natural number.
Wherein, when this concrete tubular pile evenly distributes along the direction weight of jumping, this preset weight threshold value G iCalculating formula be:
G i = G m + i * G n
Here, G mBe the initial gross weight of this pile tube mould and drive unit, this dynamic weight G xFor the concrete material of this pile tube mould, increase and this drive unit gross weight, G is the gross weight of the concrete material of the required filling of this pile tube mould, the step-length variable i is 1 to n natural number, predetermined maximum step number n is natural number.
Wherein, according to this dynamic weight G xAccessory drive drives this pile tube mould and retreats mobile step at the extension line of conveyance conduit and comprise: according to this dynamic weight G xAccessory drive drives this pile tube mould and retreats predetermined step-length at the extension line of conveyance conduit.
Wherein, utilize conveyance conduit to comprise before concrete material is transported to the step of carrying out cloth in the pile tube mould at this: to drive this pile tube mould and do the close movement of advancing toward this concrete conveying device, enter into the end of this pile tube mold cavity up to the discharge end of this conveyance conduit.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of concrete tubular pile manufacturing equipment is provided, carry out the concrete tubular pile manufacturing in the pile tube mould for concrete material is delivered to, comprise conveyance conduit, drive unit, weighing device and control device.This conveyance conduit is used for concrete material is transported to this pile tube mould; This drive unit is used for driving this pile tube mould and makes back and forth movement at the extension line of this conveyance conduit; The dynamic weight G of this pile tube mould when this weighing device is used for measuring cloth in real time xThis control device is used for according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould.This control device comprises initialization unit, judging unit and processing unit.This initialization unit is used for the initial gross weight G that maximum step number n, this pile tube mould are scheduled in initial setting up mAnd the gross weight G of the concrete material of the required filling of this pile tube mould; This judging unit is used for judging this dynamic weight G xWith this preset weight threshold value G iSize, and judge that whether this step-length variable i is less than predetermined maximum step number n; This processing unit is used for as this dynamic weight G xMore than or equal to this weight threshold G i, and the step-length variable i is during less than predetermined maximum step number n, controls this drive unit and drives this pile tube mould and move predetermined step-length, as this dynamic weight G xMore than or equal to this preset weight threshold value G i, and the step-length variable i is when being not less than predetermined maximum step number n, controls this drive unit and drives this pile tube mould and withdraw from cloth.
Wherein, this weighing device is located between this drive unit and the pile tube mould, is used for the dynamic weight G of the concrete material of this pile tube mould of measurement and increase x
Wherein, this weighing device is located at the bottom of this drive unit, is used for measuring pile tube mould, the concrete material of increase and the dynamic weight G of drive unit x, wherein, G mInitial gross weight for this pile tube mould and drive unit.
This preset weight threshold value G when wherein, step-length is scheduled in the i time movement iCalculating formula be:
G i = G m + i * G n
Here, the step-length variable i is the natural number between 1 to n, and predetermined maximum step number n is natural number.
Wherein, this concrete tubular pile manufacturing equipment also comprises the concrete conveying device, this concrete conveying device is connected with this conveyance conduit, is used for concrete material is conveyed into this conveyance conduit, and this concrete conveying device and this conveyance conduit all fixedly install with respect to ground.
Wherein, this concrete tubular pile manufacturing equipment comprises the conveyance conduit bracing frame, and this conveyance conduit bracing frame is used for fixing and supports this conveyance conduit.
Wherein, this conveyance conduit bracing frame is from the distance of the discharge end of this conveyance conduit maximum stroke movement during greater than this pile tube mould cloth.
The invention has the beneficial effects as follows: be different from the situation of prior art, the dynamic weight G of this pile tube mould when concrete tubular pile manufacturing equipment of the present invention and method are passed through to measure cloth in real time x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
Description of drawings
Fig. 1 is the flow chart of concrete tubular pile manufacture method one embodiment of the present invention;
Fig. 2 is the flow chart of another embodiment of concrete tubular pile manufacture method of the present invention;
Fig. 3 is the structural representation of concrete tubular pile manufacturing equipment one embodiment of the present invention; And
Fig. 4 is the schematic construction block diagram of concrete tubular pile manufacturing equipment of the present invention.
The specific embodiment
The present invention is described in detail below in conjunction with drawings and Examples.
Seeing also Fig. 1, is the flow chart of concrete tubular pile manufacture method one embodiment of the present invention.As shown in Figure 1, the concrete tubular pile manufacture method of the embodiment of the invention comprises the steps.
In step S300, utilize conveyance conduit that concrete material is transported to and carry out cloth in the pile tube mould.In this step, one end of this conveyance conduit is connected with the concrete conveying device, before the other end entered into the inner chamber, particularly cloth of pile tube mould through the cast port of pile tube mould, the discharge end of this conveyance conduit was close to the end (end different with the cast port) of the inner chamber of pile tube mould.In the present embodiment, this concrete conveying device is including, but not limited to concrete pump and Vehicle loaded pump etc.; In addition, present embodiment adopts first matched moulds to carry out the mode of cloth again, and under the situation of conditions permit, also can carry out cloth matched moulds more earlier.
In step S301, the dynamic weight G of this pile tube mould when measuring cloth in real time xStep S301 can be carried out by general weighing device, by the weight of the concrete material measuring and monitor pile tube mould in the cloth process in real time and increased, by to the control of concrete material weight with the uniform purpose of realization cloth.
In step S302, according to this dynamic weight G xAccessory drive drives this pile tube mould and retreats movement at the extension line of conveyance conduit.Certainly, step S300 can carry out simultaneously to step S302, cloth on one side for example, Yi Bian drive the pile tube mould at the uniform velocity or speed change retreat movement.In this step, this extension line refers to extend about conveyance conduit the horizontal line at place, be defined in do on the extension line of conveyance conduit to the close action of concrete conveying device (label is 10 apparatus structure among Fig. 3) mobile for " advancing ", doing to move for " retreating " away from the action of concrete conveying device at the extension line of conveyance conduit, is " advancing " as the A direction among Fig. 3.This drive unit can drive the controllable device that the pile tube mould moves for dolly or other, and difference from prior art is that embodiment of the invention concrete tubular pile manufacture method can be controlled the weight of the concrete material of each cloth in real time.
In step S303, confirm that cloth finishes, stop cloth and drive this pile tube mould withdrawing from along the extension line of this conveyance conduit.Wherein, confirm that the action whether cloth is finished can be detected by control device, for example monitor according to parameters such as the weight of pile tube mould behind the cloth or speed.Should " withdrawing from " action refer to after cloth finishes, drive this pile tube mould and retreat the cast port that breaks away from the pile tube mould until this conveyance conduit fully, then, can carry out flow processs such as centrifugal forming and form removal, do not give unnecessary details at this.
With respect to the situation of prior art, the dynamic weight G of this pile tube mould when concrete tubular pile manufacture method of the present invention is passed through to measure cloth in real time x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
Seeing also Fig. 2, is the flow chart of another embodiment of concrete tubular pile manufacture method of the present invention.As shown in Figure 2, embodiment of the invention concrete tubular pile manufacture method may further comprise the steps.
In step S400, drive the pile tube mould and do the close movement of advancing toward the concrete conveying device, enter into the end of this pile tube mold cavity up to the discharge end of this conveyance conduit.As previously mentioned, the discharge end of conveyance conduit enters in the pile tube mold cavity through the cast port of the pile tube mould of matched moulds, and approaches the other end (namely terminal) that is different from the cast port, finishes by quality with assurance cloth material process.Certainly, when guaranteeing can not to trickle down concrete material to the lower mold body of pile tube mould and lower mold body applying part, can adopt the first cloth mode of matched moulds again.
In step S401, utilize conveyance conduit that concrete material is transported to and carry out cloth in the pile tube mould.In this step, an end of this conveyance conduit is fixedlyed connected with the concrete conveying device, and fixes with respect to ground.Simultaneously, measure the dynamic weight G of pile tube mould x, to carry out step S402.
In step S402, judge dynamic weight G xWith preset weight threshold value G iSize.In this step, when this concrete tubular pile evenly distributes along the direction weight of jumping, this preset weight threshold value G iCalculating formula be:
G i = G m + i * G n Formula (1)
In formula (1), G mInitial gross weight for this pile tube mould, G is the gross weight of the concrete material of the required filling of this pile tube mould, the step-length variable i is 1 to n natural number, predetermined maximum step number n is natural number, maximum stroke movement (L2 as shown in Figure 3) when wherein, maximum step number n multiply by distance that per step moves and is pile tube mould cloth.Certainly, if when concrete tubular pile is taper or other non-cylindricals, then can adjust preset weight threshold value G in each step-length iSize, for example by the ordered series of numbers of arithmetic progression, Geometric Sequence or other the non-rules preset weight threshold value G that distributes iSize, the motion state of pile tube mould when making it satisfy the cloth process.Certainly, can also measure the concrete material of pile tube mould, increase and the dynamic weight G of new " equivalent pile tube mould " that drive unit forms in real time x, it can measure Different Dynamic weight G according to actual needs x, accordingly, G mInitial gross mass for pile tube mould and drive unit.At this moment, if dynamic weight G xLess than preset weight threshold value G i, and the pile tube mould has been covered the stroke that this step-length need be covered, the pile tube mould is stopped and returning step S401 to continue cloth, if dynamic weight G xMore than or equal to preset weight threshold value G i, execution in step S403 then.
In step S403, judge that whether the step-length variable i is less than predetermined maximum step number n.In this step, further judge whether to have finished last cloth, namely during i=n, be last cloth.If not last cloth, namely i is less than n, and if execution in step S404 is i 〉=n, then execution in step S405.
In step S404, accessory drive drives this pile tube mould and retreats movement at the extension line of conveyance conduit, follows step-length variable i+1 and returns step S401.In this step, i＞n is the situation that cloth appears continuing after mistake causes cloth to be finished in program, and the present invention carries out cloth after drive unit is moved predetermined step-length again, can avoid the weight of cloth above the gross weight G of the concrete material of the required filling of pile tube mould effectively.
In step S405, confirm that cloth finishes, stop cloth and drive this pile tube mould withdrawing from along the extension line of this conveyance conduit.After cloth is finished, drive this pile tube mould and retreat the cast port that withdraws from the pile tube mould until this conveyance conduit fully, then, can carry out flow processs such as centrifugal forming and form removal, do not give unnecessary details at this.
Except above-mentioned workflow, the concrete operation principle of embodiment of the invention concrete tubular pile manufacture method sees also the description of Fig. 3 and the concrete tubular pile manufacturing equipment operation principle of the present invention of Fig. 4, in the scope of those skilled in the art's energy in conjunction with understanding, do not give unnecessary details at this.
With respect to the situation of prior art, the dynamic weight G of this pile tube mould when concrete tubular pile manufacture method of the present invention is passed through to measure cloth in real time x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
See also Fig. 3, Fig. 3 is the structural representation of concrete tubular pile manufacturing equipment one embodiment of the present invention.As shown in Figure 3, embodiment of the invention concrete tubular pile manufacturing equipment includes but not limited to: concrete conveying device 10, conveyance conduit bracing frame 11, conveyance conduit 12, pile tube mould 13, drive unit 14, cloth track 15 and weighing device 16.
In the present embodiment, concrete conveying device 10 fixedly installs with respect to ground.Its structure can adopt piston type, squash type and hydraulic diaphragm formula, and its operation principle is to utilize pressure that concrete material is conveyed into conveyance conduit 12.Wherein, this concrete conveying device can adopt but be not limited to the mode of concrete pump.
Exit at concrete conveying device 10 delivering concrete material arranges conveyance conduit bracing frame 11 at interval, one end of this conveyance conduit bracing frame 11 is fixedly set on the ground (also can be the workbench of fixing), another support end is connected with conveyance conduit 12, conveyance conduit bracing frame 11 is fixed this conveyance conduit 12 except being used for, also be used for sharing the weight from the concrete material in the conveyance conduit 12, not because of the too heavy flexural deformation of concrete material, guarantee that the operation of delivering concrete material is normally carried out to guarantee conveyance conduit 12.
One end of conveyance conduit 12 is connected with this concrete conveying device 10, and conveyance conduit 12 is used for and will be transported to from the concrete material of this concrete conveying device 10 in this pile tube mould 13.Wherein, conveyance conduit 12 carries out cloth in pile tube mould 13 the other end is discharge end (not indicating), and concrete material is fallen in the pile tube mould 13 through the discharge end cloth of conveyance conduit 12.
Pile tube mould 13 and concrete conveying device 10 adjacent ends are provided with cast port (indicating), the cast port freely enters or withdraws from the inner chamber of pile tube mould 13 for the discharge end that allows conveyance conduit 12, the size of its opening and conveyance conduit 12 are complementary, owing to adopt first matched moulds to carry out the technology of cloth again, the upper die body and the lower mold body that are about to pile tube mould 13 are fitted in advance, to form the pile tube mould 13 that this has cast port and inner chamber.Certainly, in other embodiment, can concrete material is unrestrained under the prerequisite of upper die body and lower mold body applying part in assurance, also can adopt first cloth, carry out the mode of matched moulds after cloth is finished again, at this moment, then the size of this cast port is not had special restriction.
It should be noted that, in order to guarantee the quality of cloth, conveyance conduit bracing frame 11 is from the distance L 1 of the discharge end of this conveyance conduit 12 maximum stroke movement L2 during greater than pile tube mould 13 clothes, that is to say, the discharge end of conveyance conduit 12 can abut to the end of pile tube mould 13 inner chambers fully, and this end refers to the end different with pouring into a mould port.
Drive unit 14 is used for driving pile tube mould 13 and makes back and forth movement with respect to this concrete conveying device 10 on the extension line of conveyance conduit 12.Shown in the arrow A direction of Fig. 3, extension line refers to extend about conveyance conduit the horizontal line at place, it is parallel to the A direction, for ease of clearly demonstrating, when definition drive unit 14 drives 13 motions of pile tube mould in this specification, it is mobile to be referred to as " advancing " toward the motion of A direction, and be referred to as opposite with the A direction " retreats " mobile.Drive unit 14 can and provide push-pull effort to drive other devices of pile tube mould 13 for dolly, worm screw, and present embodiment does not limit.Simultaneously, drive unit 14 also connects the control device (not shown), is used for the back and forth movement state of accessory drive 14 in real time, for example at the uniform velocity, speed change or stop etc.
Cloth track 15 is used for limiting the direction of motion of drive unit 14, is parallel to the A direction and makes back and forth movement to guarantee it, causes the rub situation of inner chamber of pile tube moulds 13 of conveyance conduit 12 because deviation appears in angle when avoiding moving.Certainly, if control device can be controlled the direction of motion of pile tube mould 13 in real time, then this cloth track 15 can be set, under the prerequisite that guarantees the cloth quality, reduce cost.
The dynamic weight of this pile tube mould 13 when weighing device 16 is used for measuring cloth in real time, namely this weighing device 16 is located between drive unit 14 and the pile tube mould 13.Certainly, in other embodiment, weighing device 16 can also be measured pile tube mould 13, the concrete material that increases and the gross weight of drive unit 14 in real time, and it can be arranged on different positions according to actual needs and neatly, to measure Different Weight.
Except said apparatus, embodiment of the invention concrete tubular pile manufacturing equipment also can comprise mixing plant 17 and centrifugal device (not shown) etc., mixing plant 17 is used for various raw materials are carried out stirring and processing to obtain concrete material and to be transported to concrete conveying device 10, after centrifugal device is finished for cloth, the pile tube mould 13 that is covered with concrete material is carried out centrifugal action, make concrete tubular pile.Embodiment of the invention concrete tubular pile manufacturing equipment also comprises other processing unit (plant)s, in the scope that the art personnel understand, does not give unnecessary details.
With respect to the situation of prior art, the dynamic weight G of this pile tube mould when concrete tubular pile manufacturing equipment of the present invention is measured cloth in real time by weighing device 16 x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
See also Fig. 4, Fig. 4 is the schematic construction block diagram of concrete tubular pile manufacturing equipment of the present invention, below in conjunction with its system block diagram and operation principle concrete tubular pile manufacturing equipment of the present invention is further described.
Concrete tubular pile manufacturing equipment 20 of the present invention comprises concrete conveying device 21, conveyance conduit 22, pile tube mould 230, drive unit 231, weighing device 24, control device 25 and conveyance conduit bracing frame 26.
As previously mentioned, concrete conveying device 21 fixedly installs with respect to ground.This is the useful result that can bring with respect to concrete conveying device 21 back and forth movements owing to the pile tube mould 230 of the embodiment of the invention.Certainly, in other examples, do not get rid of pile tube mould 230 and concrete conveying device 21 scheme of relative ground motion simultaneously that adopts according to actual needs.
One end of conveyance conduit 22 is connected with this concrete conveying device 21, and conveyance conduit 22 is used for and will be transported to from the concrete material of this concrete conveying device 21 in this pile tube mould 230.Wherein, conveyance conduit 22 carries out cloth in pile tube mould 230 the other end is discharge end, and concrete material is fallen in the pile tube mould 230 through the discharge end cloth of conveyance conduit 22.
Pile tube mould 230 and concrete conveying device 21 adjacent ends are provided with the cast port, the cast port freely enters or withdraws from the inner chamber of pile tube mould 230 for the discharge end that allows conveyance conduit 22, the size of its opening and conveyance conduit 22 are complementary, owing to adopt first matched moulds to carry out the technology of cloth again, the upper die body and the lower mold body that are about to pile tube mould 230 are fitted in advance, to form the pile tube mould 230 that this has cast port and inner chamber.Certainly, in other embodiment, can concrete material is unrestrained under the prerequisite of upper die body and lower mold body applying part in assurance, also can adopt first cloth, carry out the mode of matched moulds after cloth is finished again, at this moment, then the size of this cast port is not had special restriction.
Drive unit 231 is used for driving pile tube mould 230 and makes back and forth movement at the extension line of conveyance conduit 22 with respect to this concrete conveying device 21.
The dynamic weight G of this pile tube mould 230 when weighing device 24 is used for measuring cloth in real time x, this is applicable to that weighing device 24 is located at the situation between drive unit 231 and the pile tube mould 230.Certainly, in other embodiment, when weighing device 24 was located at the bottom of drive unit 231, weighing device 24 can also be measured the dynamic weight G of " the equivalent pile tube mould " 23 of pile tube mould 230, the concrete material that increases and drive unit 231 formation in real time x(this kind situation can be unified to handle when subsequent control is calculated, and does not influence operating process), it can be arranged on different positions according to actual needs and neatly, to measure multi-form dynamic weight G xIn the present embodiment, weighing device 24 is located between drive unit 231 and the pile tube mould 230 or the bottom of being located at drive unit 231 only is from being described than the angle that is easier to allow the people understand, if weighing device 24 is for being similar to the device of traditional " hanging the sliding weight of steelyard formula ", " stress point " that then refers to weighing device 24 is located between drive unit 231 and the pile tube mould 230 or is located at the bottom of drive unit 231, in the scope that the art personnel understand, do not give unnecessary details.
Control device 25 is used for according to this dynamic weight G xAnd pile tube mould 230(or " equivalent pile tube mould " 23) preset weight threshold value G iControl the back and forth movement state of this pile tube mould 230, certainly, also can control the conveying action of this concrete conveying device 21 simultaneously.
Further, control device 25 can comprise initialization unit 250, judging unit 251 and processing unit 252.
Initialization unit 250 is used for the initial gross weight G of the predetermined maximum step number n of initial setting up, pile tube mould 230 mAnd the gross weight G of the concrete material of the required filling of this pile tube mould.This judging unit 251 is used for judging this dynamic weight G xWith this preset weight threshold value G iSize, and judge that whether this step-length variable i is less than predetermined maximum step number n.And this processing unit 252 is used for: as this dynamic weight G xMore than or equal to this weight threshold G i, and the step-length variable i is during less than predetermined maximum step number n, controls this drive unit and drives this pile tube mould and move predetermined step-length; As this dynamic weight G xMore than or equal to this preset weight threshold value G i, and the step-length variable i is when being not less than predetermined maximum step number n, controls this drive unit and drives this pile tube mould and withdraw from cloth.This preset weight threshold value G when step-length is scheduled in the i time movement iCalculating formula be:
G i = G m + i * G n Formula (2)
In formula (2), the step-length variable i is the natural number between 1 to n, and predetermined maximum step number n is natural number, as previously mentioned, if dynamic weight G xThe weight of " the equivalent pile tube mould " 23 that forms for pile tube mould 230, the concrete material that increases and drive unit 231, then G mCorrespond to the weight of pile tube mould 230 and drive unit 231.In addition, formula (2) is primarily aimed at is concrete tubular pile along jumping the equally distributed situation of direction weight (namely cylindrical), and if concrete tubular pile when being taper or other non-cylindricals then can be adjusted preset weight threshold value G in each step-length iSize, for example by the ordered series of numbers of arithmetic progression, Geometric Sequence or other the non-rules preset weight threshold value G that distributes iSize, the motion state of pile tube mould 230 when making it satisfy the cloth process, the corresponding adjustment of its computing formula gets final product, and does not give unnecessary details at this.
Exit at concrete conveying device 21 delivering concrete material arranges conveyance conduit bracing frame 26 at interval, one end of this conveyance conduit bracing frame 26 is fixedly set on the ground (also can be the workbench of fixing), another support end is connected with conveyance conduit 22, and conveyance conduit bracing frame 26 is used for guaranteeing that the operation of delivering concrete material normally carries out.
As previously mentioned, in order to guarantee the quality of cloth, conveyance conduit bracing frame 26 is from the distance of the discharge end of this conveyance conduit 22 maximum stroke movement during greater than pile tube mould 13 clothes, that is to say, the discharge end of conveyance conduit 22 can abut to the end of pile tube mould 230 inner chambers fully, and this end refers to the end different with pouring into a mould port.
The dynamic weight G of this pile tube mould when concrete tubular pile manufacturing equipment of the present invention is measured cloth in real time by weighing device 24 x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
With respect to the situation of prior art, the dynamic weight G of this pile tube mould when concrete tubular pile manufacturing equipment of the present invention and method are passed through to measure cloth in real time x, and according to this dynamic weight G xAnd the preset weight threshold value G of this pile tube mould iControl the back and forth movement state of this pile tube mould, the weight of concrete material is monitored accurately and controlled, the concrete material behind the cloth is evenly distributed, and the concrete tubular pile density of making is even.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (12)

1. a concrete tubular pile manufacture method is characterized in that, comprising:
Utilize conveyance conduit that concrete material is transported to and carry out cloth in the pile tube mould;
The dynamic weight G of described pile tube mould when measuring cloth in real time x
Judge described dynamic weight G xWith preset weight threshold value G iSize, and judge that whether the step-length variable i is less than predetermined maximum step number n;
If dynamic weight G xMore than or equal to preset weight threshold value G iAnd the step-length variable i is less than predetermined maximum step number n, then accessory drive drives described pile tube mould and retreats movement at the extension line of conveyance conduit, and simultaneously the step-length variable i adds 1 and proceed to utilize conveyance conduit concrete material to be transported to the step of carrying out cloth in the pile tube mould; If dynamic weight G xLess than preset weight threshold value G i, then proceed to utilize conveyance conduit concrete material to be transported to the step of carrying out cloth in the pile tube mould; If dynamic weight G xEqual preset weight threshold value G i, and the step-length variable i is not less than predetermined maximum step number n, then carries out next step;
The affirmation cloth is finished, and stops cloth and drive described pile tube mould withdrawing from the extension line of conveyance conduit.
2. method according to claim 1 is characterized in that, when described concrete tubular pile evenly distributes along the direction weight of jumping, and described preset weight threshold value G iCalculating formula be:
G i = G m + i * G n
Wherein, G mBe the initial gross weight of described pile tube mould, dynamic weight G xBe the weight of the concrete material of described pile tube mould and increase, G is the gross weight of the concrete material of the required filling of described pile tube mould, and the step-length variable i is 1 to n natural number, and predetermined maximum step number n is natural number.
3. method according to claim 1 is characterized in that, when described concrete tubular pile evenly distributes along the direction weight of jumping, and described preset weight threshold value G iCalculating formula be:
G i = G m + i * G n
Wherein, G mBe the initial gross weight of described pile tube mould and drive unit, described dynamic weight G xFor the concrete material of described pile tube mould, increase and described drive unit gross weight, G is the gross weight of the concrete material of the required filling of described pile tube mould, the step-length variable i is 1 to n natural number, predetermined maximum step number n is natural number.
4. method according to claim 1 is characterized in that, and is described according to described dynamic weight G xAccessory drive drives described pile tube mould and retreats mobile step at the extension line of conveyance conduit and comprise:
According to described dynamic weight G xAccessory drive drives described pile tube mould and retreats predetermined step-length at the extension line of conveyance conduit.
5. method according to claim 1 is characterized in that, comprises before concrete material is transported to the step of carrying out cloth in the pile tube mould at the described conveyance conduit that utilizes:
Drive described pile tube mould and do the close movement of advancing toward the concrete conveying device, enter into the end of described pile tube mold cavity up to the discharge end of described conveyance conduit.
6. a concrete tubular pile manufacturing equipment carries out the concrete tubular pile manufacturing for concrete material is delivered in the pile tube mould, it is characterized in that, comprising:
Conveyance conduit is used for concrete material is transported to described pile tube mould;
Drive unit is used for driving described pile tube mould and makes back and forth movement at the extension line of described conveyance conduit;
Weighing device, the dynamic weight G of described pile tube mould when being used for measuring cloth in real time x
Control device is used for according to described dynamic weight G xAnd the preset weight threshold value G of described pile tube mould iControl the back and forth movement state of described pile tube mould, described control device specifically comprises:
Initialization unit is used for the initial gross weight G that maximum step number n, described pile tube mould are scheduled in initial setting up mAnd the gross weight G of the concrete material of the required filling of described pile tube mould;
Judging unit is used for judging described dynamic weight G xWith described preset weight threshold value G iSize, and judge that whether described step-length variable i is less than predetermined maximum step number n;
Processing unit is used for:
As described dynamic weight G xMore than or equal to described weight threshold G i, and the step-length variable i is during less than predetermined maximum step number n, controls described drive unit and drives described pile tube mould and move predetermined step-length;
As described dynamic weight G xMore than or equal to described preset weight threshold value G i, and the step-length variable i is when being not less than predetermined maximum step number n, controls described drive unit and drives described pile tube mould and withdraw from cloth.
7. equipment according to claim 6 is characterized in that, described weighing device is located between described drive unit and the pile tube mould, is used for the dynamic weight G of the concrete material of the described pile tube mould of measurement and increase x
8. equipment according to claim 6 is characterized in that, described weighing device is located at the bottom of described drive unit, is used for measuring pile tube mould, the concrete material of increase and the dynamic weight G of drive unit x
9. equipment according to claim 6 is characterized in that, described preset weight threshold value G when step-length is scheduled in the i time movement iCalculating formula be:
G i = G m + i * G n
Here, the step-length variable i is the natural number between 1 to n, and predetermined maximum step number n is natural number.
10. equipment according to claim 6, it is characterized in that, described concrete tubular pile manufacturing equipment also comprises the concrete conveying device, described concrete conveying device is connected with described conveyance conduit, be used for concrete material is conveyed into described conveyance conduit, described concrete conveying device and described conveyance conduit all fixedly install with respect to ground.
11. equipment according to claim 6 is characterized in that, described concrete tubular pile manufacturing equipment comprises the conveyance conduit bracing frame, and described conveyance conduit bracing frame is used for fixing and supports described conveyance conduit.
12. equipment according to claim 11 is characterized in that, described conveyance conduit bracing frame is from the distance of the discharge end of the described conveyance conduit maximum stroke movement during greater than described pile tube mould cloth.
CN 201110407079 2011-12-08 2011-12-08 Concrete pipe pile manufacturing apparatus and method Active CN102431084B (en)

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CN103712672B (en) * 2013-09-29 2016-01-20 国鼎(南通)管桩有限公司 Computation weigh advances carrier automatically
CN103522406B (en) * 2013-11-05 2015-11-25 中联重科股份有限公司 The control method of tubular pile material distribution and device, system
CN103624870B (en) * 2013-11-15 2015-11-04 中联重科股份有限公司 Cloth control system, method and device
CN103660034B (en) * 2013-12-13 2015-09-23 中联重科股份有限公司 Tubular pile concrete mixing plant and control method, control device and control system
CN105500514B (en) * 2014-09-24 2018-02-16 中联重科股份有限公司 A kind of tubular pile material distribution control device, system and method
CN105716551B (en) * 2014-12-05 2018-09-28 中联重科股份有限公司 Pipe pile die detection method, device, system and tubular pile material distribution equipment
CN110722678B (en) * 2018-07-16 2021-09-17 周兆弟 Precast pile pumping and distributing method

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JP3049595B2 (en) * 1995-11-01 2000-06-05 チュシクウェサ パルマ Apparatus for uniformly distributing concrete for producing high-strength concrete pipes, its driving system and its driving method
CN102029646B (en) * 2010-10-15 2012-06-06 广东建华管桩有限公司 Equipment for producing concrete pipe pile and method for producing concrete pipe pile by using equipment
CN102172982A (en) * 2011-03-14 2011-09-07 江苏汤辰机械装备制造有限公司 Tubular pile distribution system

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