CN202278732U - Auxiliary sizing device for production of plastic tubular product - Google Patents

Auxiliary sizing device for production of plastic tubular product Download PDF

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Publication number
CN202278732U
CN202278732U CN2011204230451U CN201120423045U CN202278732U CN 202278732 U CN202278732 U CN 202278732U CN 2011204230451 U CN2011204230451 U CN 2011204230451U CN 201120423045 U CN201120423045 U CN 201120423045U CN 202278732 U CN202278732 U CN 202278732U
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CN
China
Prior art keywords
moving
framework
moves
running roller
calibrator
Prior art date
Application number
CN2011204230451U
Other languages
Chinese (zh)
Inventor
顾苏民
姚爱国
钱慧良
张淮
徐泽旋
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浙江金洲管道工业有限公司
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Priority to CN2011204230451U priority Critical patent/CN202278732U/en
Application granted granted Critical
Publication of CN202278732U publication Critical patent/CN202278732U/en

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Abstract

The utility model discloses an auxiliary sizing device for production of a plastic tubular product, comprising a framework, wherein the framework is provided with a rotatable left roller and a rotatable right roller through a left rotating shaft and a right rotating shaft. The left roller and the right roller are in a shape which gradually becomes thinner from two ends to the middle part. The framework is provided with an upper straight-line guide rail and a lower straight-line guide rail; sliding blocks of the upper straight-line guide rail and the lower straight-line guide rail are fixedly provided with a left movable member and a right movable member; the left rotating shaft and the right rotating shaft are mounted on the left movable member and the right movable member; the framework is provided with a propelling device for propelling the upper straight-line guide rail and the lower straight-line guide rail of the left movable member and the right movable member to move forwards/backwards. According to the auxiliary sizing device provided by the utility model, the plastic tubular product can be produced by a faster speed and the roundness of the plastic tubular product can be ensued; and the auxiliary sizing device has the advantages of simple structure and low construction cost.

Description

Calibrator is assisted in plastic pipe production

Technical field

The utility model relates to the plastic pipe manufacture technology field, relates to a kind of device that is used for capable auxiliary typing of not completely crued plastic pipe and distortion correction in particular.

Background technology

Plastic pipe is produced general flow: add hot-extrudable-mould initial shaping-vacuum sizing-cooling-traction-cutting etc., wherein " add " to control the quality and the speed of production of the plastics of extruding in the unit interval hot-extrudable; " mould initial shaping ", " vacuum sizing " are used to control diameter, ovality and the surface quality of moulding pipe.

The plastics that " add hot-extrudable " are carried under the state of semi-molten and are advanced, and get into the vacuum sizing case, get into " mould initial shaping ", " vacuum sizing " operation; The pipe of moulding that from the vacuum sizing case, comes out still is in hotter state, does not solidify fully, need cool off through cooling water tank; And mould pipe in case gone out constraint that the vacuum sizing case just lost mould and form nature and receive gravity state; Can produce the pipe of moulding that certain deformation, especially latus rectum are bigger, wall thickness is thin more, be out of shape big more; If be out of shape excessive will make produce mould the pipe defective, cause and scrap.And indeformable in order to guarantee there is not the completely crued pipe of moulding, speed of production just can not be too fast, because in case too fast; Then from the vacuum sizing case come out mould the pipe temperature higher relatively, easy deformation, but speed of production is then being represented inefficiency slowly; The pipe of producing in unit interval of moulding lacks; And wanting to improve speed of production, existing way is to strengthen the cooling power of vacuum sizing case, but it is very high to do cost like this.

The utility model content

The purpose of the utility model is the weak point to prior art, and a kind of auxiliary calibrator that is used for moulding the pipe production process is provided, and can make that moulding pipe can either produce with fast speeds, also can guarantee to mould the circularity of pipe.

In order to solve the problems of the technologies described above, the technical scheme of the utility model is following: calibrator is assisted in plastic pipe production, comprises framework, and said framework is equipped with rotatable left running roller, right running roller through left rotary shaft, right spindle.

As preferably, described left running roller and right running roller are to the tapered shape in centre from two ends.

As preferably; Line slideway, following line slideway are installed on the said framework; Be fixed with the moving part that moves to left on the said slide block of going up line slideway and following line slideway, moving part moves to right; Said left rotary shaft, right spindle are installed on the described moving part that moves to left, the moving part that moves to right, and are equipped with on the described framework to promote said moving part and moving part line slideway, the propulsion plant of forward/backward on the line slideway down on described of moving to right of moving to left.

As preferably, said propulsion plant comprises the left screw mandrel that is screwed onto on the said framework, right screw mandrel, and said left screw mandrel, right screw mandrel one end are connected on the described moving part that moves to left, the moving part that moves to right, and the other end stretches out described framework and is fixedly connected with left hand wheel, right hand wheel.

As preferably, described framework is spirally connected through left swivel nut, right swivel nut and said left screw mandrel, right screw mandrel.

As preferably, said propulsion plant comprises a screw rod, and rotation direction is opposite, pitch equates left external screw thread, right external screw thread are arranged on the said screw rod, and described left external screw thread, right external screw thread and the said moving part that moves to left, the moving part that moves to right are spirally connected.

As preferably, the end of said screw rod is fixed with a handwheel.

As preferably, be fixed with a rotating seat on the said framework, be uniformly distributed with a plurality of installing holes on the said rotating seat.

As preferably, the bearing that matches with said left running roller, right running roller is installed on said left rotary shaft, the right spindle.

As preferably, said left running roller, right running roller are processed by nylon.

The utility model beneficial effect is:

1, the auxiliary calibrator of the utility model can significantly improve the speed of production of moulding pipe, the circularity that also can guarantee to mould pipe simultaneously under the situation that does not increase vacuum sizing case power.

2, the auxiliary calibrator of the utility model through move left and right part moving on line slideway up and down, is controlled position, the spacing of two running rollers, can be to the moulding pipe and be out of shape correction of different latus rectums, and adaptability is strong, effective, with low cost.

3, the auxiliary calibrator of the utility model through the rotation adjusting between rotating seat and base plate, makes two running rollers mould the pipe active force to applying at any angle.

Description of drawings

Below in conjunction with accompanying drawing the utility model is done further explanation:

Fig. 1 is the structural representation of the utility model embodiment 1;

Fig. 2 is the structural representation of the utility model embodiment 2;

Fig. 3 is the vertical view of Fig. 2;

Fig. 4 is the structural representation of the utility model embodiment 3.

Among the figure:

The 1-framework;

The 2-left rotary shaft;

The 3-right spindle;

4-left side running roller;

The right running roller of 5-;

The last line slideway of 6-;

Line slideway under the 7-;

The 8-moving part that moves to left;

The 9-moving part that moves to right;

The 10-propulsion plant, 10a-left side screw mandrel, the right screw mandrel of 10b-, 10c-left hand wheel, 10d-right hand wheel, 10e-left side swivel nut, the right swivel nut of 10f-, 10g-screw rod, 10g1-left side external screw thread, the right external screw thread of 10g2-, 10h-handwheel;

11-moulds pipe;

The 12-rotating seat, the 12a-installing hole;

The 13-bearing;

The 14-bearing;

The 15-base plate.

The specific embodiment

The following stated is merely the preferred embodiment of the utility model, is not that scope to the utility model limits.

Embodiment 1, sees accompanying drawing 1, and calibrator is assisted in plastic pipe production; Comprise framework 1, framework 1 is an integral body in this embodiment, is welded by steel pipe; Framework 1 is fixed on the rotating seat 12, is uniformly distributed with a plurality of installing hole 12a on the rotating seat 12, and rotating seat 12 is fixed on the base plate 15 simultaneously; Be connected with the vacuum sizing case with cooling water tank through base plate 15, as can be seen from Figure 1, the installing hole 12a in this embodiment is four; Be long slot bore, be convenient to adjustment, on framework 1 through rotatable left running roller 4, the right running roller 5 of being equipped with of left rotary shaft 2, right spindle 3.Left rotary shaft 2 and left running roller 4, right spindle 3 can be one-body molded with right running roller 5; Also can split assemble; What this embodiment adopted is the form of split assembling, and left rotary shaft 2, right spindle 3 are steel part, and left running roller 4, right running roller 5 are processed by nylon or other wear-resisting plastics; General mounting means is that left rotary shaft 2, right spindle 3 are fixed on the framework 1; A left side running roller 4, right running roller 5 can rotate on left rotary shaft 2, right spindle 3, in order to make left running roller 4, the 5 easier rotations of right running roller, the bearing 13,14 that matches with left running roller 4, right running roller 5 are installed on left rotary shaft 2, right spindle 3.Left side running roller 4 is to the tapered shape in centre from two ends with right running roller 5; Such shape makes it better to contact with moulding to manage, and increases contact area, the circularity that can better guarantee to mould pipe; Rationally discharge squeeze pressure simultaneously, prevent moulding tube-surface generation extruding vestige.

Embodiment 2, see accompanying drawing 2,3, and the shortcoming of embodiment 1 is after left running roller 4, right running roller 5 install; Just be not easy to adjust, an auxiliary calibrator can only be fit to the pipe of moulding of a specification, and in order to overcome this shortcoming; Line slideway 6, following line slideway 7 are being installed on the framework 1, and last line slideway 6, line slideway 7 can adopt the standard component of outsourcing down, certainly the price comparison costliness; Also can adopt the structure in this embodiment, in this embodiment with two pipes as last line slideway 6, the guide rail of line slideway 7 down, with four linear bearings as last line slideway 6, the slide block of line slideway 7 down; Its structure is very simple, price is very cheap, and performance also can be satisfied the demand, and on the slide block of last line slideway 6 and following line slideway 7, is fixed with the moving part 8 that moves to left, moving part 9 moves to right; Move to left moving part 8, the moving part 9 that moves to right can be steel pipe, steel plate or weldment etc.; Left rotary shaft 2, right spindle 3 are installed in the moving part 8 that moves to left, on the moving part 9 that moves to right, in addition, the framework 1 in this embodiment is two steel pipes that separate; Be fixed on the rotating seat 12; Doing like this is in order to save material, to reduce cost, and is equipped with on the framework 1 to promote said moving part 8 and moving part 9 line slideway 6, the propulsion plant 10 of forward/backward on the line slideway 7 down on described of moving to right of moving to left.Propulsion plant 10 comprises the left screw mandrel 10a that is screwed onto on the said framework 1, right screw mandrel 10b; This is spirally connected is to realize that through being installed in the left swivel nut 10e on the framework 1, right swivel nut 10f left swivel nut 10e, right swivel nut 10f have the internal thread that matches with left screw mandrel 10a, right screw mandrel 10b.Left side screw mandrel 10a, right screw mandrel 10b one end are connected on the described moving part 8 that moves to left, the moving part 9 that moves to right, and the other end stretches out described framework 1 and is fixedly connected with left hand wheel 10c, right hand wheel 10d, rotates left screw mandrel 10a, right screw mandrel 10b through left hand wheel 10c, right hand wheel 10d; Drive the moving part 8 that moves to left, the moving part 9 that moves to right is last line slideway 6, moving of line slideway 7 down, and is very convenient, and the propulsion plant 10 of this embodiment has been arranged; Just can adjust the distance between left running roller 4, the right running roller 5, and then adapt to the pipe of moulding of different latus rectums, applied range, adaptability are strong, effective; Left side running roller 4 and right running roller 5 be from two ends to the tapered shape in centre, formed a confession between two running rollers and moulded the space that pipe 11 passes through, the outer surface that utilizes left running roller 4 and right running roller 5 is managed 11 and is pushed moulding; Simultaneously left running roller 4 is rotated with right running roller 5, makes that moulding pipe is compressed, and then guarantees the circularity of moulding pipe; So just can be under the prerequisite that does not increase vacuum sizing case power; Improve and to mould the manufacturing speed of pipe, because the auxiliary calibrator of the utility model has been arranged, when providing when moulding pipe making speed; Even mould the pipe temperature than higher, easy deformation from what the vacuum sizing case came out; But, can correct this distortion, thereby raising speed through this auxiliary calibrator.

Embodiment 3, see accompanying drawing 4, though embodiment 2 can be suitable for the pipe of moulding of different latus rectums; Speed is slow, cumbersome but two handwheels about adjustment gets up need rotate respectively, adjusting get up, and the adjustment time is long; And not necessarily synchronous, in order to address this problem, the propulsion plant 10 in this embodiment comprises a screw rod 10g; The opposite left external screw thread 10g1 of rotation direction, right external screw thread 10g2 are arranged on the said screw rod 10g, and described left external screw thread 10g1, right external screw thread 10g2 and the said moving part 8 that moves to left, the moving part 9 that moves to right are spirally connected, and can offer inner bolt hole or swivel nut is installed at the moving part 8 that moves to left, the moving part 9 that moves to right to cooperate with left external screw thread 10g1, right external screw thread 10g2; The end of screw rod 10g is fixed with a handwheel 10h; Drive screw rod 10g through handwheel 10h and rotate, because left external screw thread 10g1, right external screw thread 10g2 rotation direction are opposite, pitch equates, so can drive the moving part 8 that moves to left, moving part 9 same moved further move to right; Regulate very conveniently, remainder is with embodiment 2.

Claims (10)

1. the auxiliary calibrator of plastic pipe production comprises framework (1), and it is characterized in that: said framework (1) is equipped with rotatable left running roller (4), right running roller (5) through left rotary shaft (2), right spindle (3).
2. calibrator is assisted in plastic pipe production according to claim 1, it is characterized in that: described left running roller (4) is to the tapered shape in centre from two ends with right running roller (5).
3. calibrator is assisted in plastic pipe production according to claim 1; It is characterized in that: line slideway (6), following line slideway (7) are installed on the said framework (1); Be fixed with the moving part that moves to left (8), the moving part that moves to right (9) on the slide block of said upward line slideway (6) and following line slideway (7); Said left rotary shaft (2), right spindle (3) are installed on the described moving part that moves to left (8), the moving part that moves to right (9), be equipped with on the described framework (1) promote the said moving part that moves to left (8) with move to right moving part (9) on described line slideway (6), line slideway (7) is gone up the propulsion plant (10) of forward/backward down.
4. calibrator is assisted in plastic pipe production according to claim 3; It is characterized in that: said propulsion plant (10) comprises the left screw mandrel (10a) that is screwed onto on the said framework (1), right screw mandrel (10b); Said left screw mandrel (10a), right screw mandrel (10b) end are connected on the described moving part that moves to left (8), the moving part that moves to right (9), and the other end stretches out described framework (1) and is fixedly connected with left hand wheel (10c), right hand wheel (10d).
5. calibrator is assisted in plastic pipe production according to claim 4, it is characterized in that: described framework (1) is spirally connected with said left screw mandrel (10a), right screw mandrel (10b) through left swivel nut (10e), right swivel nut (10f).
6. calibrator is assisted in plastic pipe production according to claim 3; It is characterized in that: said propulsion plant (10) comprises a screw rod (10g); Rotation direction is opposite, pitch equates left external screw thread (10g1), right external screw thread (10g2) are arranged on the said screw rod (10g), and described left external screw thread (10g1), right external screw thread (10g2) are spirally connected with the said moving part that moves to left (8), the moving part that moves to right (9).
7. calibrator is assisted in plastic pipe production according to claim 6, it is characterized in that: the end of said screw rod (10g) is fixed with a handwheel (10h).
8. calibrator is assisted in plastic pipe production according to claim 1, it is characterized in that: be fixed with a rotating seat (12) on the said framework (1), be uniformly distributed with a plurality of installing holes (12a) on the said rotating seat (12).
9. calibrator is assisted in plastic pipe production according to claim 1, it is characterized in that: the bearing (13,14) that matches with said left running roller (4), right running roller (5) is installed on said left rotary shaft (2), the right spindle (3).
10. calibrator is assisted in plastic pipe production according to claim 1, it is characterized in that: said left running roller (4), right running roller (5) are processed by nylon.
CN2011204230451U 2011-10-31 2011-10-31 Auxiliary sizing device for production of plastic tubular product CN202278732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204230451U CN202278732U (en) 2011-10-31 2011-10-31 Auxiliary sizing device for production of plastic tubular product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204230451U CN202278732U (en) 2011-10-31 2011-10-31 Auxiliary sizing device for production of plastic tubular product

Publications (1)

Publication Number Publication Date
CN202278732U true CN202278732U (en) 2012-06-20

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Country Link
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102366997A (en) * 2011-10-31 2012-03-07 浙江金洲管道工业有限公司 Auxiliary sizing device for plastic pipe production
CN103660266A (en) * 2013-09-29 2014-03-26 广东联塑科技实业有限公司 Online roundness correcting mechanism for plastic thin-walled pipe
CN103878971A (en) * 2012-12-19 2014-06-25 上海金湖挤出设备有限公司 Ellipse correction device for plastic tubular product
CN105252780A (en) * 2014-06-13 2016-01-20 成都新筑展博环保科技有限公司 Production device for prestressed plastic corrugated pipe of bridge
CN105291403A (en) * 2015-11-10 2016-02-03 上海天力实业(集团)有限公司 Method and device for reducing axial stress concentration of thermoplastic plastic pipe
CN110014628A (en) * 2017-12-23 2019-07-16 中航森瑞武汉新材料有限公司 A kind of cooling water order being used to prepare PE, PPR bellows but shaping equipment

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102366997A (en) * 2011-10-31 2012-03-07 浙江金洲管道工业有限公司 Auxiliary sizing device for plastic pipe production
CN102366997B (en) * 2011-10-31 2014-06-11 浙江金洲管道工业有限公司 Auxiliary sizing device for plastic pipe production
CN103878971A (en) * 2012-12-19 2014-06-25 上海金湖挤出设备有限公司 Ellipse correction device for plastic tubular product
CN103660266A (en) * 2013-09-29 2014-03-26 广东联塑科技实业有限公司 Online roundness correcting mechanism for plastic thin-walled pipe
CN103660266B (en) * 2013-09-29 2016-12-07 广东联塑科技实业有限公司 A kind of plastic thin wall pipe online school circular knitting machine structure
CN105252780A (en) * 2014-06-13 2016-01-20 成都新筑展博环保科技有限公司 Production device for prestressed plastic corrugated pipe of bridge
CN105291403A (en) * 2015-11-10 2016-02-03 上海天力实业(集团)有限公司 Method and device for reducing axial stress concentration of thermoplastic plastic pipe
CN110014628A (en) * 2017-12-23 2019-07-16 中航森瑞武汉新材料有限公司 A kind of cooling water order being used to prepare PE, PPR bellows but shaping equipment

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120620

Termination date: 20171031

CF01 Termination of patent right due to non-payment of annual fee