CN109571835A - A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process - Google Patents

A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process Download PDF

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Publication number
CN109571835A
CN109571835A CN201910052625.5A CN201910052625A CN109571835A CN 109571835 A CN109571835 A CN 109571835A CN 201910052625 A CN201910052625 A CN 201910052625A CN 109571835 A CN109571835 A CN 109571835A
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CN
China
Prior art keywords
sealing end
die ontology
pressure hydrogen
driving mechanism
storing tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910052625.5A
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Chinese (zh)
Inventor
林宝树
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yantai Fangda Rotational Molding Co Ltd
Original Assignee
Yantai Fangda Rotational Molding Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yantai Fangda Rotational Molding Co Ltd filed Critical Yantai Fangda Rotational Molding Co Ltd
Priority to CN201910052625.5A priority Critical patent/CN109571835A/en
Publication of CN109571835A publication Critical patent/CN109571835A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/06Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34Component parts, details or accessories; Auxiliary operations
    • B29C41/38Moulds, cores or other substrates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34Component parts, details or accessories; Auxiliary operations
    • B29C41/46Heating or cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34Component parts, details or accessories; Auxiliary operations
    • B29C41/52Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/712Containers; Packaging elements or accessories, Packages
    • B29L2031/7154Barrels, drums, tuns, vats
    • B29L2031/7156Pressure vessels

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The present invention relates to a kind of high-pressure hydrogen storing tank liner molding equipments, including rack, swivel mount, molding die and driving device, one end of swivel mount to connect with rack, and the other end is connect with molding die;Driving device includes the first driving mechanism and the second driving mechanism, and the first driving mechanism is able to drive swivel mount rotation, and swivel mount is able to drive molding die and turns about the X axis, and the second driving mechanism is able to drive molding die and rotates around Y-axis;Molding die includes die ontology and frame body, die ontology is mounted on frame body, die ontology is equipped with multiple groups electric heating tube, cylinder that die ontology both ends are open, the first sealing end and the second sealing end set on the cylinder both ends, first sealing end and the openable and closable both ends with the cylinder of the second sealing end difference are connect;A kind of moulding process of high-pressure hydrogen storing tank liner using above-mentioned molding equipment is further related to, the technics comparing is simple, and can prepare the double-deck high-pressure hydrogen storing tank liner of gapless.

Description

A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process
Technical field
The present invention relates to a kind of high-pressure hydrogen storing tank liner molding equipment and moulding process.
Background technique
Present high-pressure hydrogen storing tank liner is usually aluminum liner, subsequently heat-treated using seamless aluminium tubing high temperature contracting end socket, The technique to drill again is process.Aluminium itself is easy to produce hydrogen embrittlement, resistance to force down, bigger than resin liner weight, and production technology is complicated.
Currently, Japan has Shooting Technique to produce high-pressure hydrogen storing tank liner, which uses resin material, due to resin material Have good barrier property, it is light-weight, the advantages that long service life, it is very suitable for preparing high-pressure hydrogen storing tank liner, but using current Technology is formed using Split injection, is then glued integral liner, has butt seam on liner, is also easy to produce cracking, shadow It rings product quality and service life, compression resistance is low.
Summary of the invention
The present invention in view of the deficiency of the prior art, provides a kind of high-pressure hydrogen storing tank liner molding equipment, preparation Hydrogen container liner uniform wall thickness.
The technical scheme to solve the above technical problems is that a kind of high-pressure hydrogen storing tank liner molding equipment, including Rack, swivel mount, molding die and driving device, one end of the swivel mount are connect with the rack, the other end and it is described at Pattern tool connection;
The driving device includes the first driving mechanism and the second driving mechanism, and first driving mechanism is able to drive institute Swivel mount rotation is stated, the swivel mount is able to drive the molding die and turns about the X axis, and second driving mechanism is able to drive The molding die is rotated around Y-axis;
The molding die includes die ontology and frame body, and the die ontology is mounted on the frame body, the mold Ontology is equipped with multiple groups electric heating tube, cylinder that the die ontology both ends are open, the first envelope set on the cylinder both ends End and the second sealing end, first sealing end and second sealing end are connect at the openable and closable both ends with the cylinder respectively.
The beneficial effect of molding equipment is: the rotating ratio by controlling X-axis and Y-axis can process the nothing of integral structure Seam high-pressure hydrogen storing tank liner, the liner processed do not have splicing seams, and compression resistance is high.
Further, the rack includes pedestal and column, and the swivel mount includes the power arm for being hollow structure, rotation Arm and support arm, the both ends of the rotating arm are separately connected the power arm and the support arm, and the rotating arm is moved with described The arm of force and the support arm are vertical;The power arm is fixed in the rack by the first external tooth type floating bearing, described First external tooth type floating bearing includes the first outer gear ring and the first ring gear, and first ring gear and the rack, which are fixed, to be connected It connects;
First driving mechanism includes first motor and the first gear on the first motor output shaft, described First gear is meshed with first outer gear ring, and first outer gear ring is fixedly connected with the power arm;
The frame body is fixedly connected on the outer end of the support arm, second external tooth by the second external tooth type floating bearing Formula floating bearing includes the second outer gear ring and the second ring gear, and second ring gear is fixedly connected with the support arm, described Frame body is fixedly connected with second outer gear ring;
The outer end of the support arm is additionally provided with second driving mechanism, second driving mechanism include the second motor and Second gear on second motor output shaft, the second gear are engaged with the second outer gear ring.
Beneficial effect using above-mentioned further technical solution is: is controlled respectively by first motor and the second motor around X Axis and different rotating speeds around Y-axis, are coated in material uniformly in die ontology, form the shell of high-pressure hydrogen storing tank liner;Knot Structure is simple, easy to use.
Further, the frame body includes connection chassis and die ontology mounting rack, the bottom of the die ontology mounting rack It is fixedly connected on the connection chassis, the connection chassis is connected to the support arm by the second external tooth type floating bearing Outer end.
Further, snorkel and signal wire are additionally provided in the swivel mount, the both ends of the swivel mount are respectively equipped with first Bus ring and the second bus ring, first bus ring includes the first outer sleeve and the first inner sleeve, outside described first Sleeve is fixedly connected with the column, and first inner sleeve is rotatably set in first outer sleeve, second collection Electric slip ring includes the second outer sleeve and the second inner sleeve, and second outer sleeve is fixedly connected with the outer end of the support arm, institute It states the second inner sleeve to be rotatably set in second outer sleeve, and is set respectively on first inner sleeve and the second inner sleeve There is the first centre bore and the second centre bore passed through for the snorkel, also distinguishes on first inner sleeve and the second inner sleeve Equipped with the first through hole and the second through-hole passed through for the signal wire.
Beneficial effect using above-mentioned further technical solution is: snorkel and signal wire are set to inside swivel mount, When swivel mount rotates, snorkel and signal wire will not be wound, and not influence the rotation of swivel mount.
It further, is hollow L-type structure on the connection chassis, the snorkel and the signal wire are from the company The middle part for connecing chassis passes through, and the connection chassis is equipped with the notch being pierced by for the snorkel and signal wire.
Further, it is described first sealing end and second sealing end respectively by first folding cylinder and second open and close cylinder with it is described The connection of die ontology mounting rack, first sealing end and the second arc-shaped structure of sealing end, first sealing end and the second sealing end Middle part be connected separately with the first mold insert and the second mold insert, first mold insert passes through the first mold insert attachment screw and described first Sealing end connection, second mold insert are connected by the second mold insert attachment screw and second sealing end, the first mold insert connection Screw and the second mold insert attachment screw are respectively equipped with the first air inlet pipe and the second air inlet pipe along its axial direction, and first air inlet pipe connects Connect external gas source.
It further, further include secondary batching tank, one end of the secondary batching tank connects external gas source, and the other end passes through soft Pipe is connected to second air inlet pipe.
Beneficial effect using above-mentioned further technical solution is:, can be in the case where not needing to open die ontology Directly liner material is added to die ontology, the high-pressure hydrogen storing tank liner of liner and outer layer integral structure can be processed.
Further, electric heating tube described in every group is respectively equipped with temperature measuring equipment, and the temperature measuring equipment is electrically connected with PLC.
Beneficial effect using above-mentioned further technical solution is: can constantly feed back the temperature of die ontology everywhere, protect The uniformity of temperature is demonstrate,proved, and the height of temperature can be controlled in time.
The invention further relates to a kind of high-pressure hydrogen storing tank liner moulding process, are set using the molding of above-mentioned high-pressure hydrogen storing tank liner It is standby, specifically comprise the following steps:
Molding materials are put into step 1, die ontology;
Step 2 starts the first driving mechanism and the second driving mechanism drive die ontology rotation, the mold simultaneously Ontology around X-axis and with the rotating ratio around Y-axis between 1.1-5, in the course of rotation, by die ontology around the revolving speed control of X-axis At 4-10 revs/min, the revolving speed around Y-axis is controlled at 4-20 revs/min system, and is guaranteed multiple groups electric heating tube while being powered, until heating To between 230-300 DEG C, keeps constant temperature and continue after rotating 5-20min, secondary batching tank puts into insert into die ontology Material continues rotation and keeps constant temperature 5-10min;
Step 3, multiple groups electric heating tube stop being powered, while being passed through gas out of first air inlet pipe, prevent hydrogen container liner Deformation, until temperature is down between 70-115 DEG C;
Step 4 opens the first sealing end and the second sealing end, and molding hydrogen container liner is taken out.
The beneficial effect of moulding process is: simple process, can process the double-deck high-pressure hydrogen storing tank liner of gapless, Liner holder is not yet cooling just to put into liner material before, so that interpenetrating between the inner wall of shell and the outer wall of liner one It rises, in conjunction with even closer, and after multiple groups electric heating tube stops being powered, be passed through gas out of first air inlet pipe, can prevent from storing up The deformation of hydrogen tank liner;The resin liner processed using the moulding process, good barrier property is light-weight, long service life, is not easy to produce Raw cracking, and compression resistance is high.
Further, further include step 5, molding hydrogen container liner is put into the hot water between 80-100 DEG C, impregnate 5- 10 hours.
Beneficial effect using above-mentioned further technical solution is: impregnating 5-10 hours, increases nylon elastic, reduces molding The rigidity of liner.
Further, during die ontology rotates, control die ontology inverted one every 1-5 minutes around X-axis and Y-axis It is secondary.
Beneficial effect using above-mentioned further technical solution is: can make material it is more uniform be distributed in mold sheet On the inner wall of body, to obtain the high-pressure hydrogen storing tank liner of uniform wall thickness.
Further, the molding materials can be nylon or EVOH (ethylene/vinyl alcohol copolymer).
Further, the liner material can be PE.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the partial enlargement diagram in Fig. 1 at A;
Fig. 3 is the structural schematic diagram (omitting connection chassis) of molding die in the present invention;
Fig. 4 is the structural schematic diagram of the first sealing end in the present invention;
In the accompanying drawings, list of designations represented by each label is as follows: 1, rack, 1-1, pedestal, 1-2, column, and 2, One motor, 3, first gear, the 4, first external tooth type floating bearing, 4-1, the first outer gear ring, 4-2, the first ring gear, 5, rotation Frame, 5-1, power arm, 5-2, rotating arm, 5-3, support arm, 5-4, terminal pad, the 6, second motor, 7, second gear, outside 8, second Tooth-like floating bearing, 8-1, the second outer gear ring, 8-2, the second ring gear, 9, connection chassis, the 10, first bus ring, 10-1, the One outer sleeve, 10-2, the first inner sleeve, the 11, second bus ring, 12, die ontology mounting rack, 13, die ontology, 13-1, Cylinder, 13-2, the first sealing end, 13-3, the second sealing end, 13-4, the first mold insert, 13-5, the first mold insert attachment screw, 13-6, the Two mold inserts, 13-7, the second mold insert attachment screw, 13-8, hose, 13-10, the second folding cylinder, 13-11, the first folding cylinder, 13-12, the first connecting plate, 13-13, the second connecting plate 13-14, the first air inlet pipe, 13-15, the second air inlet pipe, 13-16, electricity add Heat pipe, 14, PLC, 15, secondary batching tank, 16, signal wire, 17, snorkel.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the invention.
As Figure 1-Figure 4, a kind of high-pressure hydrogen storing tank liner molding equipment, including rack 1, swivel mount 5, molding die and Driving device, one end of the swivel mount 5 are connect with the rack 1, and the other end is connect with the molding die;
The driving device includes the first driving mechanism and the second driving mechanism, and first driving mechanism is able to drive institute The rotation of swivel mount 5 is stated, the swivel mount 5 is able to drive the molding die and turns about the X axis, and second driving mechanism being capable of band The molding die is moved to rotate around Y-axis;
The molding die includes die ontology 13 and frame body, and the die ontology 13 is mounted on the frame body, described Die ontology 13 is equipped with multiple groups electric heating tube 13-16, cylinder 13-1 that 13 both ends of die ontology are open, be set to it is described The first sealing end 13-2 at the both ends cylinder 13-1 and the second sealing end 13-3, the first sealing end 13-2 and the second sealing end 13-3 divide The not openable and closable both ends with the cylinder 13-1 are connect.
The rack 1 include pedestal 1-1 and column 1-2, the swivel mount 5 include be hollow structure power arm 5-1, Rotating arm 5-2 and support arm 5-3, the both ends of the rotating arm 5-2 are separately connected the power arm 5-1 and the support arm 5-3, The rotating arm 5-2 and the power arm 5-1 and the support arm 5-3 are vertical;The power arm 5-1 passes through the first external tooth type Floating bearing 4 is fixed on the column 1-2, and the first external tooth type floating bearing 4 includes in the first outer gear ring 4-1 and first Gear ring 4-2, the first ring gear 4-2 are fixedly connected with the column 1-2;
First driving mechanism includes first motor 2 and the first gear 3 on 2 output shaft of first motor, The first gear 3 is meshed with the first outer gear ring 4-1, the first outer gear ring 4-1 and the fixed company of the power arm 5-1 It connects, the outer end of the power arm 5-1 is equipped with the terminal pad 5-4 that is connected with the first outer gear ring 4-1;
The frame body is fixedly connected on the outer end of the support arm 5-3 by the second external tooth type floating bearing 8, and described second External tooth type floating bearing 8 includes the second outer gear ring 8-1 and the second ring gear 8-2, the second ring gear 8-2 and the support arm 5-3 is fixedly connected, and the frame body is fixedly connected with the second outer gear ring 8-1;
The outer end of the support arm 5-3 is additionally provided with second driving mechanism, and second driving mechanism includes the second electricity Machine 6, the retarder on 6 output shaft of the second motor and the second gear 7 being connect with the retarder, second tooth Wheel 7 is engaged with the second outer gear ring 8-1.
The frame body includes connection chassis 9 and die ontology mounting rack 12, and the bottom of the die ontology mounting rack 12 is solid Surely it connects on the connection chassis 9, the connection chassis 9 is connected to the support by the second external tooth type floating bearing 8 The outer end of arm 5-3.
Snorkel 17 and signal wire 16 are additionally provided in the swivel mount 5, the both ends of the swivel mount 5 are respectively equipped with the first collection Electric slip ring 10 and the second bus ring 11, first bus ring 10 include the first outer sleeve 10-1 and the first inner sleeve 10- 2, the first outer sleeve 10-1 is fixedly connected with the column 1-2, and the first inner sleeve 10-2 is rotatably set to described In first outer sleeve 10-1, second bus ring 11 includes the second outer sleeve and the second inner sleeve, second outer sleeve It is fixedly connected with the outer end of the support arm, second inner sleeve is rotatably set in second outer sleeve, and described The first centre bore passed through for the snorkel 17 and the second center are respectively equipped on first inner sleeve 10-1 and the second inner sleeve The first through hole passed through for the signal wire 16 and the are further respectively had on hole, the first inner sleeve 10-1 and the second inner sleeve Two through-holes.
It is hollow L-type structure on the connection chassis 9, the snorkel 17 and the signal wire 16 are from the connection The middle part of chassis 9 passes through, and the connection chassis 9 is equipped with the notch being pierced by for the snorkel 17 and signal wire 16.
The first sealing end 13-2 and the second sealing end 13-3 pass through the folding cylinder of the first folding cylinder 13-11 and second respectively 13-10 is connect with the die ontology mounting rack 12;One end that the first sealing end 13-2 is connect with cylinder 13-1 connects with first Fishplate bar 13-12 is fixedly connected, and the cylinder body of the first folding cylinder 13-11 is fixedly connected on the die ontology mounting rack 12 On, the piston rod of the first folding cylinder 13-11 is connect with the first connecting plate 13-12;The second sealing end 13-3 and cylinder One end of connection is fixedly connected with the second connecting plate 13-13, and the cylinder body of the second folding cylinder 13-10 is fixedly connected on described On die ontology mounting rack 12, the piston rod of the first folding cylinder 13-10 is connect with the second connecting plate 13-13.
The first sealing end 13-2 and the second sealing end arc-shaped structure of 13-3, the first sealing end 13-2 and the second sealing end The first mold insert 13-4 and the second mold insert 13-6, the first mold insert 13-4 is connected separately in the middle part of 13-3 to connect by the first mold insert It meets screw 13-5 to connect with the first sealing end 13-2, the second mold insert 13-6 passes through the second mold insert attachment screw 13-7 and institute The second sealing end 13-3 connection, the first mold insert attachment screw 13-5 and the second mold insert attachment screw 13-7 are stated along its axial direction difference Equipped with the first air inlet pipe 13-14 and the second air inlet pipe 13-15, the first air inlet pipe 13-14 connection external gas source.
It further include the secondary batching tank 15 being mounted on the die ontology mounting rack, one end of the secondary batching tank 15 External gas source is connected, the other end is connected to by hose 13-8 with the second air inlet pipe 13-15.
Electric heating tube 13-16 described in every group is respectively equipped with temperature measuring equipment, and the temperature measuring equipment is electrically connected with PLC14.
The invention further relates to a kind of high-pressure hydrogen storing tank liner moulding process, are set using above-mentioned high-pressure hydrogen storing tank liner molding It is standby, specifically comprise the following steps:
Molding materials are put into step 1, die ontology, the molding materials use nylon;
Step 2 starts the first driving mechanism and the second driving mechanism drive die ontology rotation, the mold simultaneously Ontology around X-axis and with the rotating ratio around Y-axis between 1.1-5, in the course of rotation, by die ontology around the revolving speed control of X-axis At 4-10 revs/min, the revolving speed around Y-axis is controlled at 4-20 revs/min system, and is guaranteed multiple groups electric heating tube while being powered, until heating To between 230-300 DEG C, keeps constant temperature and continue after rotating 5-20min, secondary batching tank puts into insert into die ontology Material, the liner material are PE, continue rotation and keep constant temperature 5-10min, and control die ontology and inverted one every 1-5 minutes It is secondary;
Step 3, multiple groups electric heating tube stop being powered, while being passed through gas out of first air inlet pipe, prevent hydrogen container liner Deformation, until temperature is down between 40-110 DEG C;
Step 4 opens the first sealing end and the second sealing end, and molding hydrogen container liner is taken out;
Molding hydrogen container liner is put into the hot water between 80-100 DEG C by step 5, is impregnated 5-10 hours.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of high-pressure hydrogen storing tank liner molding equipment, which is characterized in that including rack, swivel mount, molding die and driving dress It sets, one end of the swivel mount is connect with the rack, and the other end is connect with the molding die;
The driving device includes the first driving mechanism and the second driving mechanism, and first driving mechanism is able to drive the rotation Pivoted frame rotation, the swivel mount are able to drive the molding die and turn about the X axis, and second driving mechanism is able to drive described Molding die is rotated around Y-axis;
The molding die includes die ontology and frame body, and the die ontology is mounted on the frame body, the die ontology Be equipped with multiple groups electric heating tube, cylinder that the die ontology both ends are open, set on the cylinder both ends the first sealing end and Second sealing end, first sealing end and second sealing end are connect at the openable and closable both ends with the cylinder respectively.
2. high-pressure hydrogen storing tank liner molding equipment according to claim 1, which is characterized in that the rack include pedestal and Column, the swivel mount include the power arm, rotating arm and support arm for being hollow structure, and the both ends of the rotating arm connect respectively The power arm and the support arm are connect, the rotating arm and the power arm and the support arm are vertical;The power arm Be fixed in the rack by the first external tooth type floating bearing, the first external tooth type floating bearing include the first outer gear ring and First ring gear, first ring gear are fixedly connected with the rack;
First driving mechanism includes first motor and the first gear on the first motor output shaft, and described first Gear is meshed with first outer gear ring, and first outer gear ring is fixedly connected with the power arm;
The frame body is fixedly connected on the outer end of the support arm by the second external tooth type floating bearing, and second external tooth type returns Shaft, which is contracted, includes the second outer gear ring and the second ring gear, and second ring gear is fixedly connected with the support arm, the frame body It is fixedly connected with second outer gear ring;
The outer end of the support arm is additionally provided with second driving mechanism, and second driving mechanism includes the second motor and is set to Second gear on second motor output shaft, the second gear are engaged with the second outer gear ring.
3. high-pressure hydrogen storing tank liner molding equipment according to claim 2, which is characterized in that the frame body includes connection bottom Frame and die ontology mounting rack, the bottom of the die ontology mounting rack are fixedly connected on the connection chassis, the connection bottom Frame is connected to the outer end of the support arm by the second external tooth type floating bearing.
4. high-pressure hydrogen storing tank liner molding equipment according to claim 3, which is characterized in that be additionally provided in the swivel mount Snorkel and signal wire, the both ends of the swivel mount are respectively equipped with the first bus ring and the second bus ring, first collection Electric slip ring includes the first outer sleeve and the first inner sleeve, and first outer sleeve is fixedly connected with the column, in described first Sleeve is rotatably set in first outer sleeve, and second bus ring includes the second outer sleeve and the second inner sleeve, Second outer sleeve is fixedly connected with the outer end of the support arm, and second inner sleeve is rotatably set to outside described second The first centre bore passed through for the snorkel and the are respectively equipped in sleeve, and on first inner sleeve and the second inner sleeve Two centre bores further respectively have the first through hole passed through for the signal wire and the on first inner sleeve and the second inner sleeve Two through-holes.
5. high-pressure hydrogen storing tank liner molding equipment according to claim 4, which is characterized in that in being on the connection chassis Empty L-type structure, the snorkel and the signal wire are passed through from the middle part of the connection chassis, and on the connection chassis Equipped with the notch being pierced by for the snorkel and signal wire.
6. high-pressure hydrogen storing tank liner molding equipment according to claim 1-5, which is characterized in that first envelope End and the second sealing end open and close cylinder by the first folding cylinder and second respectively and connect with the die ontology mounting rack, and described the The middle part of one sealing end and the second arc-shaped structure of sealing end, first sealing end and the second sealing end be connected separately with the first mold insert and Second mold insert, first mold insert are connected by the first mold insert attachment screw and first sealing end, and second mold insert passes through Second mold insert attachment screw and second sealing end connect, and the first mold insert attachment screw and the second mold insert attachment screw are along it It is axially respectively equipped with the first air inlet pipe and the second air inlet pipe, first air inlet pipe connects external gas source.
7. high-pressure hydrogen storing tank liner molding equipment according to claim 6, which is characterized in that it further include secondary batching tank, One end of the secondary batching tank connects external gas source, and the other end is connected to by hose with second air inlet pipe.
8. high-pressure hydrogen storing tank liner molding equipment according to claim 6, which is characterized in that electric heating tube described in every group point Not She You temperature measuring equipment, the temperature measuring equipment is electrically connected with PLC.
9. a kind of high-pressure hydrogen storing tank liner moulding process, which is characterized in that using the described in any item high pressure storages of claim 1-8 Hydrogen tank liner molding equipment, specifically comprises the following steps:
Molding materials are put into step 1, die ontology;
Step 2 starts the first driving mechanism and the second driving mechanism drive die ontology rotation, the die ontology simultaneously Around X-axis and with the rotating ratio around Y-axis between 1.1-5, in the course of rotation, the revolving speed control by die ontology around X-axis exists 4-10 revs/min, the revolving speed around Y-axis is controlled at 4-20 revs/min, and is guaranteed multiple groups electric heating tube while being powered, until being heated to Between 230-300 DEG C, secondary batching tank puts into liner material into die ontology, continues rotation and keeps constant temperature 5-10min;
Step 3, multiple groups electric heating tube stop being powered, while being passed through gas out of first air inlet pipe, until temperature is down to 70-115 Between DEG C;
Step 4 opens the first sealing end and the second sealing end, and molding hydrogen container liner is taken out.
10. high-pressure hydrogen storing tank liner moulding process according to claim 9, which is characterized in that it further include step 5, it will be at The hydrogen container liner of type is put into the hot water between 80-100 DEG C, is impregnated 5-10 hours.
CN201910052625.5A 2019-01-21 2019-01-21 A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process Pending CN109571835A (en)

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Application Number Priority Date Filing Date Title
CN201910052625.5A CN109571835A (en) 2019-01-21 2019-01-21 A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process

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Application Number Priority Date Filing Date Title
CN201910052625.5A CN109571835A (en) 2019-01-21 2019-01-21 A kind of high-pressure hydrogen storing tank liner molding equipment and moulding process

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Cited By (7)

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Publication number Priority date Publication date Assignee Title
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CN114347336A (en) * 2022-01-06 2022-04-15 北京化工大学 Rotary forming equipment and process for plastic inner container of IV-type hydrogen storage bottle
CN115214061A (en) * 2022-06-20 2022-10-21 张家港氢云新能源研究院有限公司 Rotational molding device and molding method for plastic inner container of high-pressure hydrogen storage bottle
KR20230091516A (en) * 2021-12-16 2023-06-23 주식회사 성우하이텍 Liner manufacturing device for hydrogen tank and manufacturing method thereof
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Publication number Priority date Publication date Assignee Title
US12070880B2 (en) 2020-04-30 2024-08-27 Persico S.P.A. Three-axis rotational moulding machine
CN111645370A (en) * 2020-05-26 2020-09-11 武汉理工大学 Fiber fully-wound hydrogen storage bottle plastic inner container and forming method thereof
CN111645370B (en) * 2020-05-26 2021-07-27 武汉理工大学 Fiber fully-wound hydrogen storage bottle plastic inner container and forming method thereof
KR20230091516A (en) * 2021-12-16 2023-06-23 주식회사 성우하이텍 Liner manufacturing device for hydrogen tank and manufacturing method thereof
KR102700223B1 (en) * 2021-12-16 2024-08-29 주식회사 성우하이텍 Liner manufacturing device for hydrogen tank and manufacturing method thereof
CN114347336A (en) * 2022-01-06 2022-04-15 北京化工大学 Rotary forming equipment and process for plastic inner container of IV-type hydrogen storage bottle
CN115214061A (en) * 2022-06-20 2022-10-21 张家港氢云新能源研究院有限公司 Rotational molding device and molding method for plastic inner container of high-pressure hydrogen storage bottle
IT202200019770A1 (en) 2022-09-27 2024-03-27 Persico Spa ROTATIONAL MOULDING MACHINE
CN118544502A (en) * 2024-07-29 2024-08-27 烟台方大滚塑有限公司 Gas cylinder rotational molding machine
CN118544502B (en) * 2024-07-29 2024-09-24 烟台方大滚塑有限公司 Gas cylinder rotational molding machine

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