CN208619933U - A kind of tefloncompensator - Google Patents

A kind of tefloncompensator Download PDF

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Publication number
CN208619933U
CN208619933U CN201821075087.9U CN201821075087U CN208619933U CN 208619933 U CN208619933 U CN 208619933U CN 201821075087 U CN201821075087 U CN 201821075087U CN 208619933 U CN208619933 U CN 208619933U
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China
Prior art keywords
compensator
mold
tetrafluoro
tefloncompensator
sealing surface
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CN201821075087.9U
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Inventor
王纯星
陆福洲
曹雷
李水林
经亮亮
吴北京
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NANJING FUYUAN CHEMICAL PIPELINE EQUIPMENT CO Ltd
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NANJING FUYUAN CHEMICAL PIPELINE EQUIPMENT CO Ltd
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Abstract

The utility model discloses a kind of tefloncompensators, belong to compensator technical field, including compensator mold and tetrafluoro compensator, each sealing surface of compensator mold is equipped with sealing surface mold, the side of compensator mold is equipped with molding plug, rubber case is equipped between the compensator mold and molding plug, sealing supported flange is installed on compensator mold, it seals supported flange and is equipped with fastener, sealing surface mold, PTFE powder is filled in cavity between compensator mold and rubber case, compensator mold is unicast or more waves, compensator mold is stainless steel material.The utility model structure is simple, it is easy to use, it once sintered can form, uniform specification, and waveform fixation has prevented thermal deformation, it is easy to standardize, there is no local elongation deformation, avoid micropore phenomenon, and the service life obtains larger extension, entire cyclic process no waste mine generates simultaneously, can reach energy-saving effect.

Description

A kind of tefloncompensator
Technical field
The utility model relates to a kind of compensators to belong to compensator skill more particularly to a kind of tefloncompensator Art field.
Background technique
Tefloncompensator is widely used in chemical and medicine industry corrosionproof pipes road, also have corresponding national standard and The manufacture craft of professional standard, present tetrafluoro compensator is main are as follows:
1, normal pressure or the compensator of tiny structure operating condition: with winding four fluorine tube, disperse materials four fluorine tube or with weld four fluorine tube It is manufactured by rolling the molding mode of Pressurized-heated.
2, it the tetrafluoro compensator used under high vacuum operating condition: is made in such a way that Vehicle Processing heavy wall tetrafluoro is molded pipe It makes.
The defect and deficiency of the prior art:
1, by the molding tetrafluoro compensator of hot calender mode, there are local elongation deformation, and the micropore between tubing or plate exists It can become larger during drawing, it is serious to generate leakage;
2, it is unevenly formed difficulty by the molding compensator wave shape of hot calender mode, same mold or same people manufacture Compensator has biggish difference, and has the case where restoring shape generation in the case where there is temperature;
3, by the molding tetrafluoro compensator of hot calender mode because above (1) and (2) situation that there are service lifes is universal It is shorter;
4, by Vehicle Processing heavy wall tetrafluoro be molded pipe production tetrafluoro compensator material quantity it is more and be not capable of processing it is too long, such as Fruit is too long to influence product quality because workpiece starts the uncontrollable machining accuracy that softens, and the tetrafluoro waste material that in addition Vehicle Processing comes out is difficult To recycle, waste disposal, waste of resource can only be used as.
Utility model content
The main purpose of the utility model is to provide for a kind of tefloncompensator, once sintered can form, Uniform specification, and waveform fixation has prevented thermal deformation, is easy to standardize, and local elongation deformation is not present, and it is existing to avoid micropore As the service life obtains larger extension, while entire cyclic process no waste mine generates, and can reach energy-saving effect.
The purpose of this utility model can reach by using following technical solution:
A kind of tefloncompensator, including compensator mold and tetrafluoro compensator, the compensator mold it is each close Cover is equipped with sealing surface mold, and the side of the compensator mold is equipped with molding plug, the compensator mold and the mould It presses and is equipped with rubber case between plug, sealing supported flange is installed on the compensator mold, is set on the sealing supported flange There is fastener, PTFE powder is filled in the cavity between the sealing surface mold, the compensator mold and the rubber case.
Preferably, the compensator mold is unicast or more waves, and the compensator mold is stainless steel material.
Preferably, the compensator mold internal diameter is equal to the tetrafluoro compensator internal diameter and 2 times of tetrafluoro thickness The sum of.
Preferably, the compensator mold is semi-annular shape, and compensator mold described in two pieces cooperates, and is mended described in two pieces Device mold is repaid to tighten together by bolt and nut connector.
Preferably, the upper and lower part of the compensator mold is mounted on sealing supported flange, the compensator mold It is connect with the sealing supported flange by fastener.
Preferably, after removing compensator mold, it is equipped with compensator flange on the tetrafluoro compensator and adjusts positioning spiral shell Stem nut.
The advantageous effects of the utility model:
1, the compensator of this technique production is once sintered molding, and local elongation deformation is not present, avoids micropore phenomenon.
2, the compensator shape of this technique production and mold are same, and inside is made of finishing form, uniform specification, waveform Fixation has prevented thermal deformation, is easy to standardize.
3, because of above 1 and 2 the advantages of, there are service lifes to obtain larger extension.
4, workpiece band mold is processed together when Vehicle Processing, and rigidity can arrive guarantee, and finish machining equipment ability is strong, can make The compensator of sufficient length and enough wave numbers, and the tetrafluoro bits that workshop work goes out are cleaned tetrafluoro raw material, filtering, drying, crush After can continue to use as virgin material, polytetrafluoroethylene (PTFE) performance does not have any variation, i.e., entire cyclic process no waste mine generates, can Have the function that energy-saving.
5, the compensator tetrafluoro thickness of this technique production can finish and issue compensator mould according to the needs of operating condition It is adjusted and controls when tool to try out different operating conditions.
6, the compensator of this technique production can add different according to different duty requirements in tetrafluoro powder Functional material, to realize different operating condition needs, such as addition fine conductive powder improve the volumetric resistivity value of material with reach resist it is quiet The demand etc. of electricity.
Detailed description of the invention
Fig. 1 is the process flow chart according to a preferred embodiment of the tefloncompensator of the utility model;
Fig. 2 is the overall structure diagram according to a preferred embodiment of the tefloncompensator of the utility model;
Fig. 3 is to show according to the compensator mould structure of a preferred embodiment of the tefloncompensator of the utility model It is intended to;
Fig. 4 is the A direction view according to a preferred embodiment of the tefloncompensator of Fig. 3 of the utility model;
Fig. 5 is the B-B direction section view according to a preferred embodiment of the tefloncompensator of Fig. 3 of the utility model Figure;
Fig. 6 is the partial structurtes after the disassembly according to a preferred embodiment of the tefloncompensator of the utility model Schematic diagram;
Fig. 7 is that the part after the finishing according to a preferred embodiment of the tefloncompensator of the utility model is tied Structure schematic diagram;
Fig. 8 be according to the utility model tefloncompensator a preferred embodiment dismounting compensator mold after Tetrafluoro compensator structural schematic diagram;
Fig. 9 is the finished product tetrafluoro compensator knot according to a preferred embodiment of the tefloncompensator of the utility model Structure schematic diagram;
In figure: 1- compensator mold, 2- sealing surface mold, 3- rubber case, 4- seal supported flange, 5-PTFE powder, 6- Fastener, 7- are molded plug, 8- bolt and nut connector, 9- tetrafluoro compensator, 10- compensator flange, 11- adjusting positioning screw Nut.
Specific embodiment
To make the more clear and clear the technical solution of the utility model of those skilled in the art, below with reference to embodiment and Attached drawing is described in further detail the utility model, and however, the embodiments of the present invention are not limited thereto.
As shown in Fig. 2-Fig. 9, tefloncompensator provided in this embodiment, including compensator mold 1 and tetrafluoro are mended Device 9 is repaid, each sealing surface of compensator mold 1 is equipped with sealing surface mold 2, and the side of compensator mold 1 is equipped with molding plug 7, It is equipped with rubber case 3 between compensator mold 1 and molding plug 7, sealing supported flange 4, sealing pressure are installed on compensator mold 1 Tight flange 4 is equipped with fastener 6, and PTFE powder is filled in the cavity between sealing surface mold 2, compensator mold 1 and rubber case 3 End 5.
In the present embodiment, as shown in Fig. 2-Fig. 9, compensator mold 1 is unicast or more waves, and compensator mold 1 is stainless Steel material, is illustrated in figure 2 the mold schematic diagram of three wave tetrafluoro compensators, and workpiece band mold is processed together when Vehicle Processing, rigidity Guarantee can be arrived, finish machining equipment ability is strong, can make the compensator of sufficient length and enough wave numbers.
In the present embodiment, as shown in Fig. 2-Fig. 9,1 internal diameter of compensator mold is equal to 9 internal diameter of tetrafluoro compensator The sum of with 2 times of tetrafluoro thickness, as shown in figure 3, R1 compensator model groove radius, is equal to the outer peak R size of tetrafluoro compensator 9, t is Tetrafluoro thickness, R2 are compensator model convex block radius, wherein R2=R1-t, between L1 is between compensator model groove and convex block Away from wherein L1 size is calculated according to 9 wave height of tetrafluoro compensator and determined.
In the present embodiment, as shown in Fig. 2-Fig. 9, compensator mold 1 is semi-annular shape, and two pieces compensator mold 1 is mutual Cooperation, two pieces compensator mold 1 are tightened together by bolt and nut connector 8.
In the present embodiment, as shown in Fig. 2-Fig. 9, the upper and lower part of compensator mold 1 is mounted on sealing compression method Orchid 4, the compensator mold 1 are connect with the sealing supported flange 4 by fastener 6.
In the present embodiment, as shown in Fig. 2-Fig. 9, compensation is equipped on the tetrafluoro compensator 9 after removing compensator mold Device flange 10 and adjusting positioning screw nut 11, as finished product, the present embodiment can make the once sintered molding of tetrafluoro compensator, no There are local elongation deformation, micropore phenomenon is avoided, while compensator shape and mold are same, inside uses finishing form system Make, uniform specification, waveform fixation has prevented thermal deformation, is easy to standardize.
In the present embodiment, as shown in fig. 7, finishing after compensator model 1 and tetrafluoro compensator 9, R3 be finishing Compensator model groove radius afterwards, R4 are finishing post-compensators model convex block radius, and L2 is finishing post-compensators model Spacing between groove and convex block, wherein R3=R2, R4=R1, L2=L1.
In the present embodiment, as shown in figs. 1-9, the present embodiment additionally provides the production work of tefloncompensator Skill includes the following steps:
Step 1: design compensation device mold 1 being required according to the outer dimension of tetrafluoro compensator 9, wherein in compensator mold 1 For diameter having a size of the sum of 9 internal diameter of tetrafluoro compensator and 2 times of tetrafluoro thickness, compensator mold 1 is stainless steel material manufacture, manufacture After be heat-treated after it is stand-by, as shown in figure 3, R1 compensator model groove radius, is equal to tetrafluoro compensator (9) outer peak R size, T is tetrafluoro thickness, and R2 is compensator model convex block radius, wherein R2=R1-t, and L1 is between compensator model groove and convex block Spacing, wherein L1 size according to tetrafluoro compensator (9) wave height calculate determine;
Step 2: being one secondary by 1 two pieces of compensator mold, fit together, connected after adjusting fit dimension with bolt and nut Fitting 8 tightens together, and is illustrated in figure 2 the mold schematic diagram of three wave tetrafluoro compensators, and workpiece band mold is together when Vehicle Processing Processing, rigidity can arrive guarantee, and finish machining equipment ability is strong, can make the compensator of sufficient length and enough wave numbers;
Step 3: according to 9 size of the characteristics such as the compression ratio of PTFE powder 5 of the selected trade mark and compensator, it is suitable to select It is molded plug 7 and rubber case 3, is packed into compensator mold 1, is selected suitable sealing surface mold 2, be assembled in compensator mold 1 Each sealing surface on, and lower part load onto sealing supported flange 4, compensator provided in this embodiment can be according to different operating conditions Demand can add different functional materials in tetrafluoro powder, to realize different operating condition needs, such as addition fine conductive powder Improve the volumetric resistivity value of material to reach antistatic demand etc.;
Step 4: full PTFE powder 5 is filled in the cavity between sealing surface mold 2, compensator mold 1, rubber case 3, so Sealing supported flange 4 and fastener 6, and clinch fastener 6 are loaded on top afterwards;
Step 5: the workpiece combined send in equal pressing equipment and is suppressed in batch by equal pressing equipment buck curve, Isobaric storehouse pressure is in 21-23MPa;
Step 6: after the workpiece suppressed is taken out from equal pressing equipment, fastener 6 of dismantling respectively, sealing supported flange 4, sealing surface mold 2, molding plug 7 and rubber case 3, it is stand-by after all kinds of mold reasons removed are clean;
Step 7: sending finishing step to finish the workpiece after disassembly, generated Vehicle Processing poly- four after finishing It can continue after cleaning, filtering, drying, crushing as virgin material to use after vinyl fluoride bits centralized collection, polytetrafluoroethylene (PTFE) performance There is no any variation, i.e., entire cyclic process no waste mine generates, and can reach energy-saving effect, and compensator tetrafluoro thickness can be with It is adjusted and controls when finishing and issuing compensator mold to try out different operating conditions according to the needs of operating condition;
Step 8: workpiece is sent to tetrafluoro sintering process, by tetrafluoro sintering temperature lift-down curve sintering;
Step 9: the workpiece sintered covered rapidly after being taken out from furnace capping and fill the water or aerated strip pressing cooling and shaping;
Step 10: obtaining tetrafluoro compensator 9 after removing compensator mold after cooling to room temperature, after the assay was approved for use;
Step 11: tetrafluoro compensator 9 after the assay was approved being assembled compensator flange 10 respectively as required and adjusted and is determined After the bolt and nut 11 of position, as finished product.
In the present embodiment, as shown in Fig. 2-Fig. 9,1 internal diameter of compensator mold is 9 internal diameter of tetrafluoro compensator and 2 times of tetrafluoros The sum of thickness, compensator mold 1 are stainless steel mould, and isobaric storehouse pressure is in 21-23MPa in static pressure equipment.
In conclusion in the present embodiment, it is provided in this embodiment poly- according to the tefloncompensator of the present embodiment Tetrafluoroethene compensator can make the once sintered molding of tetrafluoro compensator, and local elongation deformation is not present, and it is existing to avoid micropore As, while compensator shape and mold are same, inside is made of finishing form, uniform specification, and waveform fixation has prevented hot shape Become, is easy to standardize, because there are service lifes to obtain larger extension for two above advantage;Workpiece band mold adds together when Vehicle Processing Work, rigidity can arrive guarantee, and finish machining equipment ability is strong, can make the compensator of sufficient length and enough wave numbers, and workshop The tetrafluoro bits of work out are that tetrafluoro raw material are cleaned, filter, is dry, can continue to use as virgin material after crushing, polytetrafluoroethylene (PTFE) Performance does not have any variation, i.e., entire cyclic process no waste mine generates, and can reach energy-saving effect;Compensator tetrafluoro thickness It can be adjusted and control when finishing and issuing compensator mold to try out different works according to the needs of operating condition Condition;Compensator provided in this embodiment can add different function materials according to different duty requirements in tetrafluoro powder Material, to realize that different operating condition needs, such as addition fine conductive powder improve the volumetric resistivity value of material to reach antistatic need It asks.
The above, only the utility model further embodiment, but the protection scope of the utility model is not limited to In this, anyone skilled in the art is according to the present utility model in range disclosed in the utility model Technical solution and its design are subject to equivalent substitution or change, belong to the protection scope of the utility model.

Claims (6)

1. a kind of tefloncompensator, including compensator mold (1) and tetrafluoro compensator (9), it is characterised in that: the benefit It repays and is equipped with sealing surface mold (2) on each sealing surface of device mold (1), the side of the compensator mold (1) is equipped with molding core Stick (7) is equipped with rubber case (3) between the compensator mold (1) and the molding plug (7), on the compensator mold (1) Sealing supported flange (4) is installed, the sealing supported flange (4) is equipped with fastener (6), the sealing surface mold (2), institute It states in the cavity between compensator mold (1) and the rubber case (3) filled with PTFE powder (5).
2. a kind of tefloncompensator according to claim 1, it is characterised in that: the compensator mold (1) is Unicast or more waves, the compensator mold (1) are stainless steel mould.
3. a kind of tefloncompensator according to claim 1, it is characterised in that: in the compensator mold (1) Diameter is equal to the sum of tetrafluoro compensator (9) internal diameter and 2 times of tetrafluoro thickness.
4. a kind of tefloncompensator according to claim 1, it is characterised in that: the compensator mold (1) is Semi-annular shape, compensator mold (1) described in two pieces cooperate, and compensator mold (1) described in two pieces passes through bolt and nut connection Part (8) tightens together.
5. a kind of tefloncompensator according to claim 1, it is characterised in that: the compensator mold (1) Upper and lower part is mounted on sealing supported flange (4), and the compensator mold (1) passes through with the sealing supported flange (4) Fastener (6) connection.
6. a kind of tefloncompensator according to claim 1, it is characterised in that: after removing compensator mold, institute It states and is equipped with compensator flange (10) on tetrafluoro compensator (9) and adjusts positioning screw nut (11).
CN201821075087.9U 2018-07-09 2018-07-09 A kind of tefloncompensator Active CN208619933U (en)

Priority Applications (1)

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CN201821075087.9U CN208619933U (en) 2018-07-09 2018-07-09 A kind of tefloncompensator

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Application Number Priority Date Filing Date Title
CN201821075087.9U CN208619933U (en) 2018-07-09 2018-07-09 A kind of tefloncompensator

Publications (1)

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CN208619933U true CN208619933U (en) 2019-03-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108644523A (en) * 2018-07-09 2018-10-12 南京氟源化工管道设备有限公司 A kind of tefloncompensator and its manufacture craft
WO2021057485A1 (en) * 2019-09-25 2021-04-01 南京肯特复合材料股份有限公司 Compression molding method for i-shaped part

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108644523A (en) * 2018-07-09 2018-10-12 南京氟源化工管道设备有限公司 A kind of tefloncompensator and its manufacture craft
WO2021057485A1 (en) * 2019-09-25 2021-04-01 南京肯特复合材料股份有限公司 Compression molding method for i-shaped part
WO2021057484A1 (en) * 2019-09-25 2021-04-01 南京肯特复合材料股份有限公司 Compression molding die for "工"-shaped part

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