CN102310480B - Radial extruding tubing machine - Google Patents
Radial extruding tubing machine Download PDFInfo
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- CN102310480B CN102310480B CN201110288193.1A CN201110288193A CN102310480B CN 102310480 B CN102310480 B CN 102310480B CN 201110288193 A CN201110288193 A CN 201110288193A CN 102310480 B CN102310480 B CN 102310480B
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- squeegee roller
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Abstract
The present invention relates to a kind of tubing machine. Comprise frame, be arranged in frame squeezing device from top to bottom, jack fields, bellmouth pallet, vibration rotating disk and the pipe die that is arranged between jack fields and bellmouth pallet; Wherein squeezing device: comprise the main shaft driven by unit head and be arranged on the extrusion head of the lower end of main shaft, extrusion head comprises corresponding upper squeegee roller setting up and down, lower squeegee roller, upper squeegee roller and lower squeegee roller are driven by different motors respectively, cloth distribution plate is established on upper squeegee roller top, distribution device is established on the top of upper squeegee roller, and the bottom of lower squeegee roller is established and smeared the ring of light; Jack fields: establish the arc material scraping plate that can do turning motion in jack fields, jack fields bottom is provided with and the socket body of jack fields concentric, and socket body, arc material scraping plate can jack fields rotary motions relatively; Bellmouth pallet: comprise the bellmouth platform being connected on vibration rotating disk, bellmouth platform top coupling faucet mould. The present invention provides a kind of pipe inwall, faucet part, radial extruding tubing machine that socket is smooth, closely knit.
Description
Technical field
The present invention relates to a kind of tubing machine, particularly relate to a kind of radial extruding tubing machine manufacturing Steel Concrete cement pipe.
Background technology
Domestic generally employing hangs roller, the centrifugal small-bore Steel Concrete cement pipe of two kinds of explained hereafter at present. In outstanding roller tube-making process roll-in process, be easily shifted distortion, inwall super thick and bellmouth eakiness of pipe Framework Of Steel Reinforcement is the problem that this technique the most easily occurs; The pipe die positive feed difficulty of 300mm diameter, hand fed is time-consuming; Centrifugal tube-making process China produces water shoot technique relatively early, and production cycle length, production efficiency are low, and water shoot easily produces inwall desciccation crack in stacking process, easy ixoderm during the demoulding, and laitance affects pipe body intensity and inner wall smooth, and the easy running pulp in mould joint place is leaked; And the minimum Steel Concrete cement pipe that can only produce 600mm diameter of core mould vibrating tube-making process advanced at present.
Summary of the invention
The present invention is directed to above-mentioned defect, object is the radial extruding tubing machine providing a kind of pipe inwall, faucet part, socket is smooth, closely knit.
The technical solution used in the present invention is for this reason: the present invention comprises frame, be arranged in frame squeezing device from top to bottom, jack fields, bellmouth pallet, vibration rotating disk, pipe die;
Wherein squeezing device: comprise the main shaft driven by unit head and be arranged on the extrusion head of the lower end of main shaft, described extrusion head comprises corresponding upper squeegee roller setting up and down, lower squeegee roller, upper squeegee roller and lower squeegee roller are driven by different motors respectively, distribution device is established on upper squeegee roller top, and the bottom of lower squeegee roller is established and smeared the ring of light;
Jack fields: establish the arc material scraping plate that can do turning motion in jack fields, jack fields bottom is provided with and the socket body of jack fields concentric, and socket body, arc material scraping plate can jack fields rotary motions relatively;
Bellmouth pallet: comprise the bellmouth platform being connected on vibration rotating disk, bellmouth platform top coupling faucet mould.
The unit head of described drive shaft is arranged on guide rail, and main shaft is provided with the supporting member being connected in frame.
Described squeezing device four layers setting: the first layer: distribution device: distribution device comprises the distribution plate of annular setting, and distribution plate is provided with the drapery panel being disposed thereon by material, and the edge of distribution plate is provided with the material toggling dish of flow direction of material squeegee roller;Second and third layer is the upper squeegee roller of corresponding setting, lower squeegee roller; 4th layer: smear the ring of light.
Described squeezing device comprises the tubular shaft driving the central shaft smearing the ring of light and the motion of lower squeegee roller and driving upper squeegee roller motion.
The described lower end of bellmouth mould establishes projection, and bellmouth platform is provided with the breach corresponding with projection.
Establishing rotary table between described jack fields and bellmouth pallet, described rotary table is provided with the location seat of at least two location pipe dies.
Described rotary table inner circle is by needle roller bearing support, and cylindrical is supported by runner.
It is an advantage of the invention that: 1) squeezing device of the present invention adopts double-deck squeegee roller retrograde rotation design, ensure that Steel Reinforcement Cage is stable in goods, and reduce distortion; And the present invention arranges distribution device on upper squeegee roller top, concrete can be made to flow into the gap between extrusion head and pipe die uniformly, form high-quality concrete pipe; 2) the jack fields arc material scraping plate of the present invention, divide into socket body, arc material scraping plate all relative jack fields can do spiral turning with socket body, can ensure that goods socket is smooth, closely knit; 3) the bellmouth support holder structure of the present invention makes bellmouth mould do stably to rotate, vibrate two actions simultaneously, the bellmouth eakiness produced that makes and smooth; 4) main shaft that the present invention drives squeezing device to move up and down is driven by a unit head being arranged on guide rail, ensure that can not vibrating of squeezing device, it is ensured that the quality of goods; The main shaft of the present invention simultaneously is provided with some aiding supports, it is to increase the rigidity of main shaft, also further avoid the inclined pendulum of main shaft in high speed rotating, it is to increase the quality of goods; 5) multi-work-station design is adopted, it is to increase production efficiency; 6) each parts of the present invention adopt Controlling System control, can guarantee the accuracy of each component movement, further ensure the quality of goods.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the side-view of Fig. 1.
Fig. 3 is the structural representation of squeezing device of the present invention.
Fig. 4 is the A direction view of Fig. 3.
Fig. 5 is the structural representation of distribution plate in Fig. 3.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 is the structural representation of drapery panel in Fig. 3.
Fig. 8 is the vertical view of Fig. 7.
Fig. 9 is the structural representation of material toggling dish in Fig. 3.
Figure 10 is the vertical view of Fig. 9.
Figure 11 is the structural representation of jack fields of the present invention.
Figure 12 is the A direction view of Figure 11.
Figure 13 is the structural representation of worktable of the present invention.
Figure 14 is the vertical view of Figure 13.
Figure 15 is the structural representation of bellmouth pallet of the present invention.
Figure 16 is the A-A direction view of Figure 15.
In figure 1 be frame, 2 for main shaft, 3 for squeezing device, 4 for distribution device, 5 for jack fields, 6 for worktable, 7 for pipe die, 8 for bellmouth pallet, 9 for vibration rotating disk;
Axle centered by 31,32 is tubular shaft, 33 be distribution plate, 34 be drapery panel, 35 be material toggling dish, 36 be upper squeegee roller, 37 for lower squeegee roller, 38 is for smearing the ring of light, 381 for smearing CD body, 382 for smearing mating plate;
331 be fanning strip, 332 it is drapery panel support, 351 it is scraper plate, 352 for gland;
51 be scraping mechanism, 52 it is arc material scraping plate, 53 it is socket body, 54 be hydraulic motor assemblies, 55 for rotating bearing;
61 for location seat one, 62 for location seat two, 63 for worktable drives assembly, 64 for worktable support wheel, 65, be the support of table, 66 be that to prop up frame component, 68 centered by rotary disk assembly, 67 be table positions assembly;
81 be tray body, 82 it is cylinder component, 83 it is rotating bearing, 84 be bellmouth mould, 85 for bellmouth platform.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described in detail, better to understand the present invention.
1, radial extruding tubing machine professional production φ 300-φ 1200 × 2-3m Steel Concrete cement pipe, solves small-bore Steel Concrete cement pipe production technique and falls behind, the problem of poor efficiency, high energy consumption. Employing multi-work-station designs, and a station is produced, and other station does Operational preparation, substantially increases production efficiency. Radial extrusion is moved by extrusion head Bidirectional screw type, concrete is produced radial extrusion power so that it is reach the advanced technologies mode of closely knit production concrete pipe.
2, technical scheme:
Radial extruding tubing machine principle of work: first the squeezing device 3 of tubing machine is reached pipe die 7 times ends, again the concrete of very dry is loaded fixed Li Monei by pipe die 7 upper end, the main shaft 2 of pipe machine drives squeezing device 3 to do high speed rotary motion in pipe die 7, concrete is thrown to pipe die 7 inwall, open bellmouth vibrator, rising with squeezing device 3 and constantly add concrete, the squeezing device 3 doing spiral-line is by closely knit for concrete extrusion and smear light inwall and make pipe.
Radial extruding tubing machine is primarily of main frame frame 1, main shaft 2, shaping extrusion head, worktable 6, bellmouth pallet 8, concrete distributing device, Hydraulic Station, Controlling System composition.
(1) main frame frame 1 is the tower rack being welded by various section bar:
Jack fields 5 and worktable 6 are arranged at the bottom of frame 1. The effect of jack fields 5 is by pipe die 7 centering and compresses, and makes concrete inject pipe die 7 by jack fields 5 and carries out tubulation; Being provided with scraping mechanism 51 in jack fields 5, scraping mechanism 51 comprises arc material scraping plate 52 and forms with the rotating bearing 55 making it do turning motion, and this scraping mechanism 51 is driven by hydraulic motor assemblies 54. In addition, socket body 53 can be rotated, and it coordinates with arc material scraping plate 52, it is possible to automatically evenly is blown in pipe die 7 by concrete. Jack fields 5 scraping mechanism is essential in radial extruding tubing machine.
The lower end of jack fields 5 is fixed with socket body 53 with one heart, can be molded the pipe socket shape of processing requirement by socket body 53, meet the requirement installing Jiao Quan in rubber gasket. In socket moulding process, socket body 53, arc material scraping plate 52 can jack fields 5 i.e. opposite concrete pipe rotoformings under oil motor 54, rotating bearing 55 act on relatively simultaneously. Complete to smear after light rotates, socket body 53 does the spiral demoulding under oil motor 54, rotating bearing 55, oil cylinder acting in conjunction, it is ensured that goods jack part is smooth, closely knit and dimensional precision. The supporting a kind of socket body 53 of the pipe die of each specification.
(2) main shaft 2 is by unit head band action high speed rotating, and can by required speed with unit head together rise and fall. Unit head is arranged on the guide rail in frame 1, it is ensured that the strict centering of main shaft 2. The rise and fall of main shaft 2 and unit head complete by two symmetrical oil cylinders near guide rail.
Main shaft is long distance cantilever, and working conditions is unfavorable. In order to strengthen its rigidity, reduce the inclined pendulum of main shaft 2 in high speed rotating. Aiding support installed by this machine, and this not only makes the cantilever of main shaft turn into two dot point, and concrete can be avoided to contact with main shaft, improves the working conditions of main shaft.
(3) main shaft 2 times ends are equipped with extrusion head. Extrusion head adopts double-deck retrograde rotation design, is divided into four layers:
1. the first layer is distribution device 4, distribution device 4 comprises distribution plate 33 and the drapery panel 34 being arranged on distribution plate 33 edge and material toggling dish 35, wherein drapery panel 34 is outwards obliquely installed and concrete is moved to surrounding uniformly, distribution plate 33 makes concrete be arranged in concrete pipe surrounding uniformly, and material toggling dish 35 accelerate concrete flows to squeegee roller uniformly;Distribution plate 33 surrounding of the present invention establishes four uniform fanning strips 331, and fanning strip 331 is provided with material toggling dish 35, and described material toggling dish 35 comprises the gland 352 connected with described distribution plate 33 and be arranged on gland 352 scraper plate 351 realizing concrete flowing; Distribution plate 33 surrounding all establishes drapery panel support 332 simultaneously, and drapery panel support 332 is established described drapery panel 34;
2. the second layer is for being rotated counterclockwise upper squeegee roller 36, compacted concrete tube wall while high speed rotating and rising;
3. third layer is the lower squeegee roller 37 that turns clockwise, and powerful extruding makes concrete compaction; One layer of cloth distribution plate 33 is had, it is possible to make concrete evenly flow into the gap between extrusion head and mould, form high-quality concrete pipe in the middle of two layers of squeegee roller; Cloth distribution plate 33 is for being rotated counterclockwise;
4. last layer is for smearing the ring of light 38, smears the ring of light 38 and comprises and smear CD body 381 and smear mating plate 382, for smearing light pipe wall.
Four layers of major diameter extrusion head technology ensure to produce pressure head dead angle: owing to being move toward one another, ensure that Steel Reinforcement Cage is firm in goods, and reduce distortion, and all parts are wear design.
Extrusion head under upwards at the uniform velocity promote, according to starting material and concrete requirement, set cloth wheel and the rotating speed of squeegee roller respectively, reach best squeezing effect. Two axle drive, the ring of light 39 is driven lower squeegee roller 37 by central shaft 31 with smearing, and upper squeegee roller 36 is driven by tubular shaft 32, drives by respective motor respectively, and cloth distribution plate 33 and lower squeegee roller 37, rotating speed is adjustable. Squeegee roller gap is even, does not pile up concrete, and extrusion head pulling speed is adjustable.
(4) worktable 6: for reducing the auxiliary time, mould carries out simultaneously with transporting to make installation mould, and this machine is equipped with worktable 6. Worktable 6 comprises the rotary disk assembly of disk shaped, with ground with high, supports by the support of table 65, installs centered by main frame frame 1 above a column, and drives assembly 63 to drive by worktable;
Worktable 6 is provided with location seat 1 and location seat 2 62, and in order to place pipe die 7, a pipe die 7 is at tubulation, and another does tubulation, preparation; Worktable inner circle supports by including the center bearing bracket assembly 67 of needle bearing, and cylindrical worktable supporting-point roller 64 rest is also located by table positions assembly 68, it is ensured that worktable revolution is flexibly with steadily. It is felt relieved by inner circle, and the mode of inside and outside circle supporting is run, and ensures worktable rotating accuracy. When worktable is transformed into 180 °, encoder sends instruction, and automatic pinning location is also tightly trivial by hydraulic gear.
(5) bellmouth pallet 8: the bellmouth inwall glue circle working face made with bellmouth pallet 8 is closely knit and smooth, it is ensured that pipe quality, accomplishes that rubber gasket is water-tight. Bellmouth pallet comprises tray body 81 and the rotating bearing 83 that makes it do turning motion forms, and can do simultaneously rotate, vibrates two actions. Vibration and rotational time length, different according to caliber size, all can automatically control.
Bellmouth pallet 8 is arranged under terrace machine cheat in, its vibration is realized by 2 electronic eccentric vibrating devices.
The working process of bellmouth pallet 8 is as follows: bellmouth platform 85 is risen by cylinder component 82, makes bellmouth mould 84 to be lifted about 3mm in the breach of projection insertion bellmouth platform 85 of bellmouth mould 84 simultaneously. Bellmouth platform 85 is fixed by bolts on vibration rotating disk 9, after bellmouth mould 84 is held up, is connected with vibration rotating disk 9, bellmouth platform 85, therefore can bear vibration and rotary power. When tubulation starts, main shaft 2 first falls, and makes extrusion head smear in the ring of light 39 partial insertion bellmouth mould 84, by taking over a business blanking, gets rid of concrete mix to pipe die 7 bellmouth inwall by the extrusion head rotated.Now start bellmouth vibrator, start cylinder component 82, make faucet part rotate formation of concrete in vibration processes.
(6) cloth system comprises the distributing belt and concrete silo that two-way can rotate (can be cleared up by remaining concrete on rotary conveyor);
(7) Hydraulic Station: two Hydraulic Station provides the rotation of extrusion head and promotes power. Advanced hydraulic efficiency system, it does not have oil leakage phenomenon. Action is reliable. Running with independent Controlling System of Hydraulic Station.
(8) Controlling System: full-automatic control system, has production management system, automatically controls speed of rotation and the pulling speed of extrusion head. Field controller is used for equipment adjustment and maintenance process uses.
3, technology feature:
High strength radial extrusion head: unique extrusion head spatial design, in extrusion process, does not have concrete to pile up in the middle of squeegee roller, and squeegee roller can not produce stuck phenomenon;
Extrusion head bi-motor input concentric shafts double-output speed reducer: can converter technique is convenient and reliable realizes speed regulating control with modern, conveniently measure moment of torsion;
The control of concrete density: extrusion head speed of rotation and pulling speed extrusion torque control, uninterruptedly measures extrusion torque in moulding process, and when moment of torsion reaches set(ting)value, concrete is completely closely knit.
According to above-mentioned enforcement mode, the present invention can reach following technique effect:
Production efficiency height: for 600mm diameter tube, produces 2.5 meters of long concrete water shoots in every 90 seconds, and single class of output can reach 800 meters;
Level of automation height, operation labour intensity is low: mechanize operates, and without the process of mounting or dismounting mould, single class only needs 6 people;
Production cost is low: concrete compaction, and cement saves 10%, and steam coal consumption saves 95%, electricity consumption saving 60%;
Production process environmental protection: without useless slurry, sewage;
Curing condition is simple: demoulding natural curing, or logical steam dismantled collet after 4 hours;
Good product quality: concrete density height, impervious good, maximum internal pressure can reach 0.3Mpa;
Number of molds is few: often kind of diameter only two mold.
Claims (6)
1. radial extruding tubing machine, it is characterised in that, comprise frame, it be arranged in frame squeezing device from top to bottom, jack fields, bellmouth pallet, vibration rotating disk, pipe die;
Wherein squeezing device: comprise the main shaft driven by unit head and be arranged on the extrusion head of the lower end of main shaft, described extrusion head comprises corresponding upper squeegee roller setting up and down, lower squeegee roller, upper squeegee roller and lower squeegee roller are driven by different motors respectively, distribution device is established on upper squeegee roller top, and the bottom of lower squeegee roller is established and smeared the ring of light;
Jack fields: establish the arc material scraping plate that can do turning motion in jack fields, jack fields bottom is provided with and the socket body of jack fields concentric, and socket body, arc material scraping plate can jack fields rotary motions relatively;
Bellmouth pallet: comprise the bellmouth platform being connected on vibration rotating disk, bellmouth platform top coupling faucet mould;
Described squeezing device four layers setting: the first layer: distribution device: distribution device comprises the distribution plate of annular setting, distribution plate is provided with the drapery panel of material uniform flow to distribution plate surrounding, and the edge of distribution plate is provided with the material toggling dish of flow direction of material squeegee roller; Second and third layer is the upper squeegee roller of corresponding setting, lower squeegee roller, described upper squeegee roller and lower squeegee roller retrograde rotation design; 4th layer: smear the ring of light.
2. radial extruding tubing machine according to claim 1, it is characterised in that, the unit head of described drive shaft is arranged on guide rail, and main shaft is provided with the supporting member being connected in frame.
3. radial extruding tubing machine according to claim 1, it is characterised in that, described squeezing device comprises the tubular shaft driving the central shaft smearing the ring of light and the motion of lower squeegee roller and driving upper squeegee roller motion.
4. radial extruding tubing machine according to claim 1, it is characterised in that, the described lower end of bellmouth mould establishes projection, and bellmouth platform is provided with the breach corresponding with projection.
5. radial extruding tubing machine according to claim 1, it is characterised in that, establish rotary table between described jack fields and bellmouth pallet, described rotary table is provided with the location seat of at least two location pipe dies.
6. radial extruding tubing machine according to claim 5, it is characterised in that, described rotary table inner circle is by needle roller bearing support, and cylindrical is supported by runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288193.1A CN102310480B (en) | 2011-09-26 | 2011-09-26 | Radial extruding tubing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288193.1A CN102310480B (en) | 2011-09-26 | 2011-09-26 | Radial extruding tubing machine |
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| Publication Number | Publication Date |
|---|---|
| CN102310480A CN102310480A (en) | 2012-01-11 |
| CN102310480B true CN102310480B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110288193.1A Active CN102310480B (en) | 2011-09-26 | 2011-09-26 | Radial extruding tubing machine |
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| CN107599156A (en) * | 2017-10-25 | 2018-01-19 | 江苏邦威机械制造有限公司 | Row hanging radial compression punching block |
| CN107599155A (en) * | 2017-10-30 | 2018-01-19 | 扬州市华光双瑞实业有限公司 | A kind of tuber extrusion forming head |
| CN108189216A (en) * | 2018-03-16 | 2018-06-22 | 江苏威姿曼机械有限公司 | A kind of radial compression machine |
| CN110303593B (en) * | 2018-03-27 | 2020-12-15 | 北京跃通水泥制品有限公司 | Preparation method and preparation device of reinforced concrete pipe |
| CN108453886B (en) * | 2018-05-30 | 2024-05-24 | 河北工业大学 | Three-station single-power cement pipe making machine |
| CN108673726A (en) * | 2018-07-11 | 2018-10-19 | 江苏华光双顺机械制造有限公司 | Prestressed concrete cylinder pipe vertical radial squeezes tube core molding machine |
| CN109732769B (en) * | 2019-03-25 | 2023-08-15 | 江苏江桥机械制造有限公司 | Rubbing and rolling device with rotary scraping function |
| CN111152356B (en) * | 2020-01-17 | 2021-05-18 | 重庆华西易通建设股份有限公司 | Precast concrete spare and manufacturing installation thereof |
| CN112847770B (en) * | 2021-01-07 | 2022-12-09 | 湖北中塑管业有限公司 | Water supply and drainage concrete water pipe internal pouring equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0605950A1 (en) * | 1992-11-23 | 1994-07-13 | International Pipe Machinery Corporation | Improvements in concrete pipe fabrication |
| CN101797769A (en) * | 2010-03-30 | 2010-08-11 | 江苏华光双顺机械制造有限公司 | Vertical radial extrusion pipe-making machine |
| CN101823292A (en) * | 2010-03-30 | 2010-09-08 | 江苏华光双顺机械制造有限公司 | Internal expanding power head of radial extrusion pipe making machine |
| CN202388612U (en) * | 2011-09-26 | 2012-08-22 | 江苏邦威机械制造有限公司 | Radial squeezing pipe making machine |
-
2011
- 2011-09-26 CN CN201110288193.1A patent/CN102310480B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0605950A1 (en) * | 1992-11-23 | 1994-07-13 | International Pipe Machinery Corporation | Improvements in concrete pipe fabrication |
| CN101797769A (en) * | 2010-03-30 | 2010-08-11 | 江苏华光双顺机械制造有限公司 | Vertical radial extrusion pipe-making machine |
| CN101823292A (en) * | 2010-03-30 | 2010-09-08 | 江苏华光双顺机械制造有限公司 | Internal expanding power head of radial extrusion pipe making machine |
| CN202388612U (en) * | 2011-09-26 | 2012-08-22 | 江苏邦威机械制造有限公司 | Radial squeezing pipe making machine |
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