CN112223526A - Tubular pile die jumping processing method - Google Patents
Tubular pile die jumping processing method Download PDFInfo
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- CN112223526A CN112223526A CN202011198336.5A CN202011198336A CN112223526A CN 112223526 A CN112223526 A CN 112223526A CN 202011198336 A CN202011198336 A CN 202011198336A CN 112223526 A CN112223526 A CN 112223526A
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- die
- tubular pile
- processing method
- driving motor
- rotating speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/68—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts and applying centrifugal forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/92—Methods or apparatus for treating or reshaping
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention provides a tubular pile die-skipping processing method, which comprises the steps of monitoring the working current of a driving motor in real time through a current detector, transmitting current data and the rotating speed of a die to a control end according to the monitoring of a rotating speed detector of the die, monitoring the rotating speed of the driving motor in real time through the control end, and reducing the frequency of the driving motor through the control of the control end so that the rotating speed of the driving motor is matched with the die. This scheme can effectually detect the mould in real time to in time adjust the rotational speed of mould, thereby avoid the mould to take place to beat, be convenient for improve the production quality of tubular pile, make the thickness of tubular pile more even, improve the structural strength of tubular pile, the concrete of being convenient for combines with the reinforcing bar in the tubular pile.
Description
Technical Field
The invention relates to a tubular pile production technology, in particular to a tubular pile die jumping processing method.
Background
The mould is one of the main equipment for producing the pipe pile. Due to repeated use and repeated stress, after the pipe pile is used for a certain period, the problems of deformation of a die, abrasion of a running wheel, cracking, damage and the like can occur more or less, so that the die assembly is not tight, the pipe pile leaks slurry, and the appearance quality of the pipe pile is influenced. Running wheel wearing and tearing, and the degree of wear differs, produces eccentric then takes place irregular operation in centrifugal process, and the pipe die runs and produces the striking between wheel and the centrifuge tow boat, had both influenced tubular pile centrifugation quality, further harms again and runs wheel and centrifuge tow boat and basis, vicious circle, more serious be in centrifugal process if run the unexpected damage of wheel, under huge centrifugal force effect, the mould probably flies out, seriously threatens equipment safety and peripheral operation workman life safety.
In the daily production process of the tubular pile, the operation condition of each mould is observed, recorded, tracked and fed back, and after the mould has a problem, tens of millions of moulds cannot fall off with ease, are used with diseases, are seriously circulated and have more and more serious damage degree, and are required to be repaired in time.
Patent number CN106493833A discloses a method for controlling the machining deformation precision of a steel die of an ultra-long large-diameter concrete pipe pile, which comprises the following steps: the method comprises the following steps: firstly, pressing a hot rolled plate into a semicircular steel mould cylinder by using a pressure forming machine, straightening, eliminating deformation caused by resilience in the pressing process and obtaining the requirement of sufficient straightness accuracy; step two: the semi-circular steel mould cylinder is welded into an ultra-long large-diameter semi-circular steel mould cylinder with the length of 12-20 m; step three: welding reinforcing ribs symmetrically on the outer wall of the ultra-long large-diameter semicircular steel mould cylinder body, and straightening and leveling again; step four: and carrying out concave-convex die-closing integral finish machining on the excircle, the end face and the steel die end connecting plate of the running wheel by using an overlong heightened horizontal linear finishing machine tool. The method can effectively overcome the defect that the deformation precision is difficult to control in the existing manufacturing and processing technology, the straightness of the inner wall of the processed steel die is controlled within the range of L/4000 of the length L of the steel die, and the coaxiality is controlled within the range of +/-2 mm.
However, in the using process, due to the overweight bearing of the die, the running wheel is easy to deform, or the running wheel and the riding wheel run unstably and easily jump under the friction action in the centrifugal process, so that the forming effect and the production quality of the tubular pile are affected, and the problem to be solved at present is urgently solved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a tubular pile die jumping treatment method which is convenient for reducing die jumping, enables the thickness of a tubular pile to be more uniformly distributed and improves the production quality and the processing effect of the tubular pile.
The technical scheme of the invention is as follows: a tubular pile die jumping processing method includes monitoring working current of a driving motor in real time through a current detector, transmitting current data and rotating speed of a die to a control end according to monitoring of a rotating speed detector of the die, monitoring the rotating speed of the driving motor in real time through the control end, reducing frequency of the driving motor through control of the control end, enabling the rotating speed of the driving motor to be matched with the die, and eliminating die jumping.
Preferably, the method further comprises the steps of installing and placing the pipe pile materials in the mould, placing the reinforcement cage in the mould before installing and placing, adjusting the position of the reinforcement cage, adding the stirred concrete into the mould, quantitatively adding and uniformly distributing the concrete, covering the mould, placing the covered mould on a centrifugal device, matching running wheels on the mould with riding wheels and driven wheels on the centrifugal device, driving the mould to rotate through the driving of a driving motor, enabling the concrete to be slowly layered and compact, centrifuging for 10-12min, and enabling the mould to jump in the centrifuging process.
Further, the control end receives and records the current fluctuation range and the current fluctuation frequency.
Preferably, the maximum range of the fluctuation of the current is ± 15%, and the current fluctuation frequency is 20Hz at most.
More preferably, the maximum range of the fluctuation of the current is + -10%, and the current fluctuation frequency is 10Hz at most.
Preferably, the normal running current of the driving motor in the working process is 30A, the fluctuation range of the current is 25-35A, the bouncing condition of the motor in the rotation process of the driving die is detected according to the frequency of the fluctuation rate in the range, the more frequent the current fluctuation frequency is, the more frequent the bouncing of the die is, meanwhile, the bouncing height of the die is judged according to the fluctuation range of the current, and the bigger the amplitude is, the higher the bouncing is.
Further, an infrared detector is adopted to detect the die in the detection process, and detected data are transmitted to the control end.
Further, the rotation speed of the mold is 150-. Preferably, the rotational speed of the mold is 170-. More preferably, the rotational speed of the die is 200 r/min.
Furthermore, the driving motor is connected with a driving shaft through a speed reducer, a plurality of tugs are arranged on the driving shaft, a driven wheel is arranged on the other side of the driving shaft relative to the tugs, a mold is placed between the tugs and the driven wheel, and the distance between the tugs and the driven wheel is smaller than or equal to the radius of the mold.
Furthermore, the infrared detector is arranged on the mounting seat of the driving shaft, and a cleaning device is arranged on one side of the tug and the driven wheel. The infrared detector is convenient to install and protect, and is prevented from being damaged.
Further, be equipped with a plurality of running wheels on the mould, the running wheel side is equipped with the limiting plate. The risk that the running wheel is separated from the riding wheel and the driven wheel is convenient to reduce, and accidents are avoided.
Further, run wheel left side or right side and be equipped with the limiting plate, the curb plate non-homonymy setting on two adjacent running wheels. Restriction through the limiting plate in the use is convenient for run wheel and riding wheel, from the combination between the driving wheel, is convenient for prevent that displacement about the tubular pile appears simultaneously, reduces the risk that breaks away from or beats of rotatory in-process mould, and then promotes the shaping effect of tubular pile.
Further, the surface of the running wheel is provided with hard alloy with the thickness of 0.2-0.5 mm. The abrasion of the running wheel, the towing wheel and the driven wheel is convenient to reduce.
Further, the hard alloy is cubic boron nitride, diamond or tungsten carbide. Improve the wear-resisting effect of running wheel, reduce the risk of deformation, improve centrifugal effect.
The invention has the following characteristics: this scheme can effectually detect the mould in real time to in time adjust the rotational speed of mould, thereby avoid the mould to take place to beat, be convenient for improve the production quality of tubular pile, make the thickness of tubular pile more even, improve the structural strength of tubular pile, the concrete of being convenient for combines with the reinforcing bar in the tubular pile.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
Fig. 1 is a control schematic diagram of the control end of the present invention.
Detailed Description
As shown in the attached drawings: a tubular pile die jumping processing method includes monitoring working current of a driving motor in real time through a current detector, transmitting current data and rotating speed of a die to a control end according to monitoring of a rotating speed detector of the die, monitoring the rotating speed of the driving motor in real time through the control end, reducing frequency of the driving motor through control of the control end, enabling the rotating speed of the driving motor to be matched with the die, and eliminating die jumping.
In an embodiment, the control end receives and records the range of current fluctuation and the fluctuation frequency of the current. Preferably, the maximum range of the fluctuation of the current is ± 15%, and the current fluctuation frequency is 20Hz at most. More preferably, the maximum range of the fluctuation of the current is + -10%, and the current fluctuation frequency is 10Hz at most. Preferably, the normal running current of the driving motor in the working process is 30A, the fluctuation range of the current is 25-35A, the bouncing condition of the motor in the rotation process of the driving die is detected according to the frequency of the fluctuation rate in the range, the more frequent the current fluctuation frequency is, the more frequent the bouncing of the die is, meanwhile, the bouncing height of the die is judged according to the fluctuation range of the current, the bigger the amplitude is, the higher the bouncing is, and the lower the bouncing height of the die is.
In the embodiment, the method further comprises the step of installing and placing a pipe pile material in the mould, the steel reinforcement cage is placed in the mould before the installation and the placement, the position of the steel reinforcement cage is adjusted, the stirred concrete is added into the mould, the concrete is quantitatively added and uniformly distributed, then the mould is covered, the mould covered is placed on a centrifugal device, a running wheel on the mould is matched with a riding wheel and a driven wheel on the centrifugal device, the mould is driven to rotate through the driving of a driving motor, the concrete is layered and dense, the centrifugal time is at least 8 hours, the mould is jumped in the centrifugal process, the treatment method is adopted for treatment, after the mixing and the centrifugation are dense, the pipe pile in the mould is maintained, and steam maintenance is adopted in the maintenance process.
In the embodiment, an infrared detector is adopted to detect the die in the detection process, and detected data are transmitted to the control end.
During the processing, the rotating speed of the die is 150-800 r/min. Preferably, the rotational speed of the mold is 170-. More preferably, the rotational speed of the die is 200 r/min. The rotation speed of mould should not be too fast, is unfavorable for the saving of the energy, can make the mould break away from the riding wheel simultaneously very probably and follow the driving wheel, influences the production safety of tubular pile, also should not cross lowly simultaneously, and rotation speed crosses low centrifugal force undersize excessively, can make the interior muddy earth of mould can't reach the high closely knit state, influences the structural strength of tubular pile to and the thickness degree of consistency of tubular pile pipe wall.
In the embodiment, the driving motor is connected with the driving shaft through the speed reducer, the driving shaft is provided with a plurality of tugs, the driven wheel is arranged on the other side opposite to the tugs, a mold is placed between the tugs and the driven wheel, and the distance between the tugs and the driven wheel is smaller than or equal to the radius of the mold.
The infrared detector is arranged on the mounting seat of the driving shaft, and the cleaning device is arranged on one side of the tug and the driven wheel. The infrared detector is convenient to install and protect, and is prevented from being damaged.
The die is provided with a plurality of running wheels, and the side surfaces of the running wheels are provided with limiting plates. The risk that the running wheel is separated from the riding wheel and the driven wheel is convenient to reduce, and accidents are avoided.
The left side or the right side of the running wheel is provided with a limiting plate, and the side plates on two adjacent running wheels are arranged on different sides. Restriction through the limiting plate in the use is convenient for run wheel and riding wheel, from the combination between the driving wheel, is convenient for prevent that displacement about the tubular pile appears simultaneously, reduces the risk that breaks away from or beats of rotatory in-process mould, and then promotes the shaping effect of tubular pile.
Preferably, the surface of the running wheel is provided with hard alloy with the thickness of 0.2-0.5mm, so that the abrasion of the running wheel, the towing wheel and the driven wheel is reduced. Preferably, the hard alloy is cubic boron nitride, diamond or tungsten carbide, so that the wear-resisting effect of the running wheel is improved, the deformation risk is reduced, and the centrifugal effect is improved.
The scheme monitors the working current of the driving motor in real time through the current detector, simultaneously transmits current data and the rotating speed of the die to the control end according to the monitoring of the rotating speed detector of the die, the control end reduces the frequency of the driving motor according to the current fluctuation range, frequency, the rotating speed of the die and the real-time rotating speed of the driving motor, the rotating speed of the driving motor is matched with the die, and the effect of reducing the speed is achieved through automatic frequency reduction, so that the purpose of eliminating the die jump is achieved.
Claims (10)
1. A tubular pile die jumping processing method is characterized in that: the working current of the driving motor is monitored in real time through the current detector, meanwhile, the current data and the rotating speed of the die are transmitted to the control end according to the monitoring of the rotating speed detector of the die, the rotating speed of the driving motor is monitored in real time through the control end, the frequency of the driving motor is reduced through the control of the control end, the rotating speed of the driving motor is matched with the die, and the jumping of the die is eliminated.
2. The tubular pile die-jumping processing method of claim 1, characterized in that: and the control end receives and records the fluctuation range of the current and the fluctuation frequency of the current.
3. The tubular pile die-jumping processing method of claim 2, characterized in that: and an infrared detector is adopted to detect the die in the detection process, and detected data are transmitted to the control end.
4. The tubular pile die-jumping processing method of claim 1, characterized in that: the rotating speed of the die is 150-800 r/min.
5. The tubular pile die hopping processing method according to any one of claims 1 to 4, characterized in that: the driving motor is connected with a driving shaft through a speed reducer, a plurality of tugs are arranged on the driving shaft, a driven wheel is arranged on the other side opposite to the tugs, a mold is placed between the tugs and the driven wheel, and the distance between the tugs and the driven wheel is smaller than or equal to the radius of the mold.
6. The tubular pile die-jumping processing method of claim 5, characterized in that: the infrared detector is arranged on the mounting seat of the driving shaft, and the cleaning device is arranged on one side of the tug and the driven wheel.
7. The tubular pile die-jumping processing method of claim 6, characterized in that: the die is provided with a plurality of running wheels, and the side surfaces of the running wheels are provided with limiting plates.
8. The tubular pile die-jumping processing method of claim 7, characterized in that: the left side or the right side of the running wheel is provided with a limiting plate, and the side plates on two adjacent running wheels are arranged on different sides.
9. The tubular pile die-jumping processing method of claim 8, characterized in that: the surface of the running wheel is provided with hard alloy with the thickness of 0.2-0.5 mm.
10. The tubular pile die-jumping processing method of claim 9, characterized in that: the hard alloy is cubic boron nitride, diamond or tungsten carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198336.5A CN112223526A (en) | 2020-10-31 | 2020-10-31 | Tubular pile die jumping processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198336.5A CN112223526A (en) | 2020-10-31 | 2020-10-31 | Tubular pile die jumping processing method |
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| Publication Number | Publication Date |
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| CN112223526A true CN112223526A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011198336.5A Pending CN112223526A (en) | 2020-10-31 | 2020-10-31 | Tubular pile die jumping processing method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201278507Y (en) * | 2008-09-19 | 2009-07-22 | 浙江开拓汽车电器有限公司 | Rotation speed control apparatus for motor |
| CN202192684U (en) * | 2011-08-24 | 2012-04-18 | 浙江星诺机械有限公司 | Z-shaped structure tongue and groove for steel die of high-strength tubular pile |
| CN108344942A (en) * | 2017-11-28 | 2018-07-31 | 广东奥瑞特新能源设备科技有限公司 | A kind of mixing plant rotating speed and current sensing means |
| CN209381062U (en) * | 2018-07-25 | 2019-09-13 | 建华建材（中国）有限公司 | It is centrifuged safety guard |
| CN209851256U (en) * | 2018-11-23 | 2019-12-27 | 江苏华云桩业有限公司 | Centrifugal mould-jumping early warning device for prestressed pipe pile mould |
| CN110843121A (en) * | 2019-11-27 | 2020-02-28 | 怀化市港翔管桩有限公司 | A centrifugal device that is used for concrete pipe pile production to prevent beating |
| CN210282716U (en) * | 2019-05-30 | 2020-04-10 | 南京钜力智能制造技术研究院有限公司 | Concrete pipe pile centrifuge's deceleration protection device |
| CN211616074U (en) * | 2019-11-27 | 2020-10-02 | 怀化市港翔管桩有限公司 | A centrifugal device that is used for concrete pipe pile production to prevent beating |
-
2020
- 2020-10-31 CN CN202011198336.5A patent/CN112223526A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201278507Y (en) * | 2008-09-19 | 2009-07-22 | 浙江开拓汽车电器有限公司 | Rotation speed control apparatus for motor |
| CN202192684U (en) * | 2011-08-24 | 2012-04-18 | 浙江星诺机械有限公司 | Z-shaped structure tongue and groove for steel die of high-strength tubular pile |
| CN108344942A (en) * | 2017-11-28 | 2018-07-31 | 广东奥瑞特新能源设备科技有限公司 | A kind of mixing plant rotating speed and current sensing means |
| CN209381062U (en) * | 2018-07-25 | 2019-09-13 | 建华建材（中国）有限公司 | It is centrifuged safety guard |
| CN209851256U (en) * | 2018-11-23 | 2019-12-27 | 江苏华云桩业有限公司 | Centrifugal mould-jumping early warning device for prestressed pipe pile mould |
| CN210282716U (en) * | 2019-05-30 | 2020-04-10 | 南京钜力智能制造技术研究院有限公司 | Concrete pipe pile centrifuge's deceleration protection device |
| CN110843121A (en) * | 2019-11-27 | 2020-02-28 | 怀化市港翔管桩有限公司 | A centrifugal device that is used for concrete pipe pile production to prevent beating |
| CN211616074U (en) * | 2019-11-27 | 2020-10-02 | 怀化市港翔管桩有限公司 | A centrifugal device that is used for concrete pipe pile production to prevent beating |
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Application publication date: 20210115 |
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