CN102225617A - Pipe fitting expanding device - Google Patents
Pipe fitting expanding device Download PDFInfo
- Publication number
- CN102225617A CN102225617A CN2011101596600A CN201110159660A CN102225617A CN 102225617 A CN102225617 A CN 102225617A CN 2011101596600 A CN2011101596600 A CN 2011101596600A CN 201110159660 A CN201110159660 A CN 201110159660A CN 102225617 A CN102225617 A CN 102225617A
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- pipe fitting
- mold
- heater
- bed die
- workbench
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Abstract
The invention discloses a pipe fitting expanding device, which comprises: a work bench; a bottom mold which is disposed on the work bench and is used to store a pipe fitting to be expanded; an upper mold which is disposed above the work bench; a heater which is disposed above the work bench; a rotary motor which is connected to the work bench; a controller which controls the rotary motor to drive the work bench to rotate so as to move the bottom mold to a position below the upper mold or the heater, controls the heating temperature and time of the heater, and controls both the upper mold and the bottom mold to extrude the orifice of the pipe fitting to be expanded. The device realizes an automatic expanding process of pipe fittings, and can reduce labor cost and increase production efficiency, and products processed by the device has uniform and beautiful appearances.
Description
Technical field
The present invention relates to pipe fitting processing and manufacturing technical field, particularly relate to a kind of pipe fitting enlarging equipment.
Background technology
In the processing and manufacturing process of tubing member, often need pipe fitting is carried out enlarging processing, existing enlarging processing mode comprises cold enlarging technology and hot enlarging technology.
Cold enlarging technology is to utilize the foreign compulsion mouth of pipe to deform at normal temperatures, for example forms the horn-like mouth of pipe.Yet stress is concentrated in the cold enlarging process, and material easily decomposes cracking.Hot enlarging technology considers that then polypropylene (PP), polyethylene (PE), polyvinyl chloride thermoplastics such as (PVC) under its melt temperature VISCOUS FLOW can take place, and utilize this principle that thermoplastic pipe fitting or mouth expander are heated near the melt temperature of thermoplastic material, and make it that viscoelastic deformation take place, realize hot enlarging.
Existing hot enlarging processing method is the roasting and manual compression of heat gun, and the hot blast that promptly utilizes heat gun to blow out is heated to pipe fitting near the melt temperature of pipe fitting, then manually holds the mould extruding mouth of pipe, realizes enlarging.So, need to drop into a large amount of manually, and inefficiency causes the increase of human cost; In addition, security incident appears in process easily.And because firmly uneven, the pipe fitting outward appearance of manually making is inconsistent, and is not attractive in appearance.
For this reason, how with the automation of the hot enlarging process of pipe fitting, become the technical problem that this area needs to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide a kind of pipe fitting enlarging equipment, to solve technical problems such as existing hot enlarging working (machining) efficiency is low, cost is higher, finished product is not attractive in appearance.
For solving above technical problem, the invention provides a kind of pipe fitting enlarging equipment, it comprises: workbench; Bed die is arranged on the described workbench, treats flared pipe fitting to deposit; Mold is arranged at described workbench top; Heater is arranged at described workbench top; Electric rotating machine is connected with described workbench; Controller, control described electric rotating machine and drive described workbench rotation, bed die being moved to described mold or heater below, and control the heating-up temperature and the time of described heater, and control described mold and merge with bed die and push the described mouth of pipe for the treatment of flared pipe fitting.
Further, described bed die quantity is a plurality of, equidistantly evenly is arranged on the described workbench.
Further, the time was consistent below described heater heat time heating time, described mould up and down merged extrusion time and bed die moves to mold.
Further, described pipe fitting enlarging equipment also comprises: mold extruding cylinder, be arranged at described workbench top, and drive described mold and bed die and merge the described mouth of pipe for the treatment of flared pipe fitting of extruding.
Further, described pipe fitting enlarging equipment also comprises: the discharging cylinder, be arranged at described workbench below, and leave the flared pipe fitting for the treatment of in the bed die in taking-up.
Further, described heater is 5 to 15s heat time heating time.
In sum, above equipment rotates by controller control electric rotating machine, successively the flared pipe fitting for the treatment of in the bed die is delivered to heater and mold below, heater blows to high temperature hot gas by air pressure and treats on the flared pipe fitting, make it softening, then mold and bed die merge the mouth of pipe that flared pipe fitting is treated in extruding, make it reach regulation shape and size, make by the mould extruding simultaneously and treat the flared pipe fitting cooling and shaping.As seen, this equipment has been realized automation pipe fitting enlarging technology, can reduce cost of labor, enhances productivity, and is evenly attractive in appearance by equipment product processed outward appearance.
Description of drawings
Fig. 1 is the structural representation of the pipe fitting enlarging equipment that one embodiment of the invention provided;
Fig. 2 is the workbench vertical view of a preferred embodiment of the present invention.
The specific embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, exemplary embodiment cited below particularly, and conjunction with figs. are described in detail below.
Please refer to Fig. 1, it is the structural representation of the pipe fitting enlarging equipment that one embodiment of the invention provided.As shown in the figure, this equipment comprises workbench 110, bed die 120, mold 130, heater 140, electric rotating machine 150 and controller 160.Wherein bed die 120 is arranged on the workbench 110, treats flared pipe fitting in order to deposit; Mold 130 is arranged at the workbench top with heater 140; 150 of electric rotating machines are connected with workbench 110, to drive the workbench rotation.Controller 160 is worked between each parts in order to coordinating in order as the core of this enlarging equipment, realizes the enlarging automation.Particularly, controller 160 control electric rotating machines 150 drive workbench 110 rotations, bed die 120 is moved to mold 130 or heater 140 belows, and the heating-up temperature of control heater 140 and time, and control mold 130 merges the mouth of pipe that flared pipe fitting is treated in extruding with bed die 120, makes it reach regulation shape and size.
The operation principle of above enlarging equipment is described in detail in detail below.When needs carry out enlarging to pipe fitting, to treat that at first flared pipe fitting leaves in the bed die 120, then start this enlarging equipment, controller 160 control electric rotating machines 150 rotate, and then 110 rotations of driving workbench move to heater 140 belows with bed die 120, heater 140 blows to high temperature hot gas by air pressure and treats on the flared pipe fitting, makes it softening.At this moment, controller 160 needs to control its heat time heating time, preferable for example is 5 to 15s, then controller 160 continues 150 rotations of control electric rotating machine, drive workbench 110 rotations bed die 120 is moved to mold 130 belows, then control mold 130 and merge the mouth of pipe that flared pipe fitting is treated in extruding, make it reach regulation shape and size, make by the mould extruding simultaneously and treat the flared pipe fitting cooling and shaping with bed die 120.
As seen, above equipment has been realized automation pipe fitting enlarging technology, can reduce cost of labor, enhances productivity, and is evenly attractive in appearance by equipment product processed outward appearance.
Need to prove that need often to be set in and to treat flared pipe fitting melt temperature annex according to treating that flared pipe fitting sets with the heating-up temperature of upper heater, for example the heating-up temperature of polytetrafluoroethylene (PTFE) pipe fitting is set at 280 ℃ to 360 ℃.Here said heating-up temperature is the hot air temperature of blowing to treating on the flared pipe fitting, so the temperature of gas often is higher than this heating-up temperature in the heater, will be higher than 400 ℃ usually.Certainly, according to the difference of tube material, this temperature is set also different, the present invention at this not as limit.
In above embodiment, in the process that mould merges, often need to provide a drive force mold 130 to move down up and down.Preferable, utilize the cylinder principle to realize.As shown in Figure 1, mold 130 is arranged on the mold extruding cylinder 170, and mold extruding cylinder 170 is arranged at workbench 110 tops, descends to drive mold 130, to merge the mouth of pipe that flared pipe fitting is treated in extruding with bed die 120.
In addition, consider that pipe fitting deposits in the bed die 120, taking out after enlarging is finished has certain difficulty.For this reason, in a preferred embodiment, discharging cylinder 180 is set ejects pipe fitting in the bed die 120.
As can be seen from the above embodiments, heater 140 has certain heat time heating time, and carries out enlarging after flared pipe fitting heating is finished and handle treating, and so just has certain stand-by period, has reduced working (machining) efficiency.In order further to improve working (machining) efficiency, in a preferred embodiment of the present invention, a plurality of bed dies 120 evenly are set in workbench 110 equal intervals, so, heater 140 and mold 130 can be worked simultaneously, have saved the stand-by period, have improved enlarging efficient.Specifically please refer to Fig. 2, it is the workbench vertical view of a preferred embodiment of the present invention.As shown in the figure, this workbench 110 is provided with six bed dies 121 to 126, when workbench 110 rotates under the driving of electric rotating machine 150, successively bed die to be delivered to heater 140 belows and heated, the bed die after the heating is sent to mold 130 belows successively and carries out the enlarging processing.So, when bed die 126 was in heater 140 belows, bed die 123 was in mold 130 belows, and so, mold 130 and heater 140 can be worked simultaneously, had reached many mold circulation rotations effect of processing continuously, had improved enlarging efficient.In order to realize working asynchronously between heater and the mold, need utilize 160 control heater heat time heating times of controller, mould merges extrusion time and bed die to move to the mold below time consistent up and down.
So, when needs carry out the enlarging processing to pipe fitting, a plurality of pipe fittings are placed in a plurality of bed dies that are installed on the workbench, rotate by electric rotating machine one of them bed die is moved to the heater below, be adjusted in the heater below time of staying; Then rotate the pipe fitting that will heat and deliver to the mold below by electric rotating machine, it is carried out enlarging handles, promptly mould merges and the extruding pipe fitting mouth of pipe up and down, the pipe fitting of next bed die carries out heat treated below being sent to heater simultaneously, and the mold extrusion time is consistent heat time heating time with heater.So, guaranteed all homogeneous heating of each pipe fitting, the product appearance of making is evenly attractive in appearance, and maximizing efficiency.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.Those skilled in the art should understand; the present invention is not restricted to the described embodiments; what describe in the foregoing description and the specification is principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the present invention.The protection domain that the present invention requires is defined by appending claims and equivalent thereof.
Claims (6)
1. a pipe fitting enlarging equipment is characterized in that, comprising:
Workbench;
Bed die is arranged on the described workbench, treats flared pipe fitting to deposit;
Mold is arranged at described workbench top;
Heater is arranged at described workbench top;
Electric rotating machine is connected with described workbench;
Controller, control described electric rotating machine and drive described workbench rotation, bed die being moved to described mold or heater below, and control the heating-up temperature and the time of described heater, and control described mold and merge with bed die and push the described mouth of pipe for the treatment of flared pipe fitting.
2. pipe fitting enlarging equipment according to claim 1 is characterized in that described bed die quantity is a plurality of, equidistantly evenly is arranged on the described workbench.
3. pipe fitting enlarging equipment according to claim 2 is characterized in that, the time was consistent below described heater heat time heating time, described mould up and down merged extrusion time and bed die moves to mold.
4. pipe fitting enlarging equipment according to claim 1 is characterized in that, also comprises:
Mold extruding cylinder is arranged at described workbench top, drives described mold and bed die and merges the described mouth of pipe for the treatment of flared pipe fitting of extruding.
5. pipe fitting enlarging equipment according to claim 1 is characterized in that, also comprises:
The discharging cylinder is arranged at described workbench below, leaves the flared pipe fitting for the treatment of in the bed die in taking-up.
6. pipe fitting enlarging equipment according to claim 1 and 2 is characterized in that, described heater is 5 to 15s heat time heating time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101596600A CN102225617A (en) | 2011-06-14 | 2011-06-14 | Pipe fitting expanding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101596600A CN102225617A (en) | 2011-06-14 | 2011-06-14 | Pipe fitting expanding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102225617A true CN102225617A (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101596600A Pending CN102225617A (en) | 2011-06-14 | 2011-06-14 | Pipe fitting expanding device |
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| Country | Link |
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| CN (1) | CN102225617A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698110A (en) * | 2016-03-14 | 2018-10-23 | 川崎重工业株式会社 | The diameter enlarging method and building mortion of pipe |
| CN109622785A (en) * | 2019-01-23 | 2019-04-16 | 国琳(天津)科技有限公司 | Multistation elbow pipe piece forming machine |
| CN109622785B (en) * | 2019-01-23 | 2024-04-26 | 国琳(天津)科技有限公司 | Multi-station elbow pipe fitting forming machine |
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| US3556494A (en) * | 1968-12-13 | 1971-01-19 | Phillips Petroleum Co | Uniform temperature conditioning of parisons in vapor heated device |
| GB1370632A (en) * | 1970-10-16 | 1974-10-16 | Segmueller Ag | Injection and blow moulding tool for injection and blow moulding machines |
| US4379115A (en) * | 1978-03-20 | 1983-04-05 | James Hardie & Coy, Pty. Limited | Pipe socket forming |
| JPH07205281A (en) * | 1994-01-24 | 1995-08-08 | Mitsubishi Plastics Ind Ltd | Method and apparatus for molding receiving mouth |
| CN2322776Y (en) * | 1996-11-21 | 1999-06-09 | 卢大千 | Thermal shrinkage machine for shrinking plastic sheathing on glass container |
| CN2635345Y (en) * | 2003-08-04 | 2004-08-25 | 潍坊中云机器有限公司 | Device for on line cutting off plastic corrugated pipe flaring inner layer |
| CN2868655Y (en) * | 2005-09-07 | 2007-02-14 | 河北宝硕管材有限公司 | Pipe expanding device of plastic-pipe double-pipe expanding machine |
| CN2892440Y (en) * | 2005-09-07 | 2007-04-25 | 河北宝硕管材有限公司 | Delivery device for plastic pipe double-pipe flaring machine |
| CN101966752A (en) * | 2010-10-12 | 2011-02-09 | 天津市塑料研究所 | Plastic tube expanding device |
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2011
- 2011-06-14 CN CN2011101596600A patent/CN102225617A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3556494A (en) * | 1968-12-13 | 1971-01-19 | Phillips Petroleum Co | Uniform temperature conditioning of parisons in vapor heated device |
| GB1370632A (en) * | 1970-10-16 | 1974-10-16 | Segmueller Ag | Injection and blow moulding tool for injection and blow moulding machines |
| US4379115A (en) * | 1978-03-20 | 1983-04-05 | James Hardie & Coy, Pty. Limited | Pipe socket forming |
| JPH07205281A (en) * | 1994-01-24 | 1995-08-08 | Mitsubishi Plastics Ind Ltd | Method and apparatus for molding receiving mouth |
| CN2322776Y (en) * | 1996-11-21 | 1999-06-09 | 卢大千 | Thermal shrinkage machine for shrinking plastic sheathing on glass container |
| CN2635345Y (en) * | 2003-08-04 | 2004-08-25 | 潍坊中云机器有限公司 | Device for on line cutting off plastic corrugated pipe flaring inner layer |
| CN2868655Y (en) * | 2005-09-07 | 2007-02-14 | 河北宝硕管材有限公司 | Pipe expanding device of plastic-pipe double-pipe expanding machine |
| CN2892440Y (en) * | 2005-09-07 | 2007-04-25 | 河北宝硕管材有限公司 | Delivery device for plastic pipe double-pipe flaring machine |
| CN101966752A (en) * | 2010-10-12 | 2011-02-09 | 天津市塑料研究所 | Plastic tube expanding device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698110A (en) * | 2016-03-14 | 2018-10-23 | 川崎重工业株式会社 | The diameter enlarging method and building mortion of pipe |
| EP3431205A4 (en) * | 2016-03-14 | 2019-08-14 | Kawasaki Jukogyo Kabushiki Kaisha | Tube diameter expanding method and molding apparatus |
| CN108698110B (en) * | 2016-03-14 | 2019-10-08 | 川崎重工业株式会社 | The diameter enlarging method and forming device of pipe |
| CN109622785A (en) * | 2019-01-23 | 2019-04-16 | 国琳(天津)科技有限公司 | Multistation elbow pipe piece forming machine |
| CN109622785B (en) * | 2019-01-23 | 2024-04-26 | 国琳(天津)科技有限公司 | Multi-station elbow pipe fitting forming machine |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111026 |