CN113618976A - Gas pressure stabilizing device for double-wall corrugated pipe production and pressure stabilizing operation method - Google Patents
Gas pressure stabilizing device for double-wall corrugated pipe production and pressure stabilizing operation method Download PDFInfo
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- CN113618976A CN113618976A CN202110926024.XA CN202110926024A CN113618976A CN 113618976 A CN113618976 A CN 113618976A CN 202110926024 A CN202110926024 A CN 202110926024A CN 113618976 A CN113618976 A CN 113618976A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000003860 storage Methods 0.000 claims description 45
- 238000003825 pressing Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/20—Opening, closing or clamping
- B29C33/22—Opening, closing or clamping by rectilinear movement
- B29C33/24—Opening, closing or clamping by rectilinear movement using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/18—Pleated or corrugated hoses
Abstract
The invention discloses a gas pressure stabilizing device for double-wall corrugated pipe production and a pressure stabilizing operation method, and relates to the technical field of gas pressure stabilization for double-wall corrugated pipe production. According to the invention, forming mechanisms with different specifications can be selected according to the production size requirement, and the pressure maintaining mechanism is used for maintaining the pressure of the upper die, so that the condition of unstable air pressure is avoided, and the production quality of the double-wall corrugated pipe can be ensured.
Description
Technical Field
The invention relates to the technical field of gas pressure stabilization for double-wall corrugated pipe production, in particular to a gas pressure stabilizing device for double-wall corrugated pipe production and a pressure stabilizing operation method.
Background
The double-wall corrugated pipe is a pipe which is widely applied in multiple fields, the double-wall corrugated pipe is a double-layer structure, the unique corrugated structure is formed by air pressure in the production process, and is similar to blow molding.
Disclosure of Invention
The invention aims to provide a gas pressure stabilizing device for double-wall corrugated pipe production and a pressure stabilizing operation method, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: gas pressure stabilizing device is used in production of double-walled bellows, including supporting mechanism, forming mechanism and pressurize mechanism, forming mechanism includes mould and bed die, it closes the upper end at the bed die to go up the mould lid, supporting mechanism includes two supporting beam, the mounting hole has all been seted up to two supporting beam relative lateral walls, bed die outer wall both sides all are fixed with the installation piece of pegging graft with the mounting hole, stability when moulding for the reinforcing bed die, insert the installation piece of bed die in the mounting hole of supporting beam, can vacate the bed die and erect, so that support fashioned bellows, then close the mould lid on the bed die and wait for the shaping operation.
The supporting seats are fixed at the middle sections of the side walls of one side, away from each other, of the two supporting cross beams, the supporting stand columns are installed at the upper ends of the supporting seats in a rotating mode, the pressure maintaining mechanism comprises an air cylinder and an air cylinder, the air cylinder is fixedly installed at one side of the top end of one of the supporting stand columns through a supporting rod, and the air cylinder is rotated by taking the supporting stand columns as rotating centers, so that the splitting operation of the forming mechanism is not delayed.
The inside of gas receiver is equipped with gas storage cavity and T type pull cavity, the cylinder is installed in the top one side of gas receiver, and the gas outlet and the inside intercommunication of gas storage cavity of cylinder, the cylinder can provide high-pressure gas and lead to in the gas storage cavity, T type pull cavity and the inside intercommunication of gas storage cavity and T type pull cavity extend to gas receiver bottom face, high-pressure gas can enter into inside the gas storage cavity from T type pull cavity, T type push rod that the inside slip of T type pull cavity is pegged graft and is had and extend to the gas receiver below, highly compressed gas can be with T type push rod along the inside slip jack-up of T type pull cavity, the top of T type push rod is fixed with the mounting panel, the bottom vertical fixation of mounting panel has the arc briquetting that is used for compressing tightly the top die downwards, the arc briquetting is used for pushing down the top die.
In a further embodiment, the inside of the air cylinder is provided with a compensation cavity located at the side edge of the air storage cavity, the bottom end of the compensation cavity is provided with a communication hole communicated with the air storage cavity, the inside of the compensation cavity is slidably inserted with a pressing rod extending to the upper part of the air cylinder, the bottom end of the pressing rod is fixed with a sliding block in sliding fit with the side wall inside the compensation cavity, the pressing rod is utilized to drive the sliding block to slide down along the inside of the compensation cavity in real time, the air inside the compensation cavity can be compressed, the air storage cavity and the compensation cavity are communicated through the communication hole, the pressure value in the air storage cavity can be improved, and therefore the pressure value born by the corrugated pipe forming can be ensured to be continuously at a certain fixed value, and the quality of the finished double-wall corrugated pipe can be improved.
In a further embodiment, the compression bar is sleeved with a plurality of weight plates above the air storage cylinder through external threads, and the weight plates are used for ensuring that the compression bar can drive the sliding block to slide downwards along the inside of the compensation cavity so as to ensure that the pressure value in the air storage cavity is continuously at a certain fixed value.
In further embodiment, a plurality of extension board is installed to the outer wall symmetry of last mould, and the bottom vertical fixation of extension board has the inserted bar, and one side lateral wall that two supporting beam kept away from each other all is fixed with a plurality of connecting plate, sets up the spliced eye with inserted bar slip grafting on the connecting plate, when last mould lid closes on the bed die, the phenomenon of horizontal slip easily appears, consequently utilizes the spliced eye grafting of inserted bar and connecting plate, can avoid going up the mould and control sideslip.
In a further embodiment, the two ends of the bottom end of the supporting beam are both vertically fixed with supporting legs, the supporting beam is supported by the supporting legs, the bottom ends of the supporting legs are rotatably provided with I-shaped idler wheels, and the whole supporting mechanism is convenient to move by the aid of the I-shaped idler wheels.
In further embodiment, it has the horizontal pole to peg graft through the slip hole slip between two supporting beam's the supporting leg, utilize the horizontal pole to connect the supporting leg of two supporting beam bottoms, it emptys to avoid supporting beam, the axial both ends of horizontal pole all are fixed with the connection pad, avoid the horizontal pole to break away from the supporting leg through the connection pad, from not influencing whole supporting mechanism's support stability, the horizontal pole outer wall has cup jointed the spring that is located between connection pad and the supporting leg, utilize the elastic potential energy of spring, can be close to two supporting legs of connecting to one side that is close to each other, be about to two supporting beam and be close to one side that is close to each other, thereby can avoid the installation piece of bed die to break away from in the mounting hole.
In a further embodiment, a connecting rod is fixed at one end, far away from the supporting rod, of the bottom end of the outer wall of the air cylinder, a C-shaped clamping seat is fixed at one side of the top end of the other supporting upright, the tip end of the connecting rod is clamped with the C-shaped clamping seat, the connecting rod is clamped into the C-shaped clamping seat, the stability of pressure maintaining of the air cylinder is facilitated to be enhanced, and the air cylinder is not prone to tilting.
Preferably, the pressure stabilizing operation method based on the gas pressure stabilizing device for double-wall corrugated pipe production comprises the following steps:
a1, selecting forming mechanisms with different specifications according to production requirements, so that the sizes of the upper die and the lower die can meet the size of the corrugated pipe;
a2, placing the corrugated pipe between an upper die and a lower die, enabling a cylinder to provide high-pressure gas to enter a gas storage cavity, enabling the high-pressure gas to enter the T-shaped drawing cavity, enabling a T-shaped ejector rod to slide along the T-shaped drawing cavity after being subjected to the impact force of the high-pressure gas, and enabling an arc-shaped pressing block at the bottom end of a mounting plate to be tightly pressed at the upper end of the upper die, so that the forming mechanism is enabled to be effectively formed;
a3, utilize the depression bar to drive the slider along the inside real-time gliding of compensation cavity, can compress the inside air of compensation cavity, through intercommunicating pore intercommunication gas storage cavity and compensation cavity, can improve the pressure value in the gas storage cavity to can ensure that the pressure value that the bellows shaping bore lasts at certain definite value, so that improve the quality of off-the-shelf double-walled bellows.
Compared with the prior art, the invention has the beneficial effects that:
the invention can select forming mechanisms with different specifications according to the production size requirement, is arranged on the supporting mechanism, places the corrugated pipe to be formed between the upper die and the lower die, and performs pressure maintaining operation on the upper die through the pressure maintaining mechanism, thereby avoiding the unstable air pressure, ensuring the production quality of the double-wall corrugated pipe, and being convenient for moving the turnover corrugated pipe by independently supporting the corrugated pipe in the pressure maintaining process through the supporting mechanism.
Drawings
FIG. 1 is an exploded view of the main structure of the present invention;
fig. 2 is a partial sectional view of the pressure holding mechanism of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;
fig. 4 is an enlarged view of the structure at B in fig. 1 according to the present invention.
In the figure: 1. a support mechanism; 11. a support beam; 12. supporting legs; 13. an I-shaped roller; 14. a cross bar; 15. a connecting plate; 16. a supporting seat; 17. supporting the upright post; 18. a C-shaped card holder; 19. mounting holes; 110. a connecting disc; 111. a spring; 2. a molding mechanism; 21. an upper die; 22. a lower die; 23. an extension plate; 24. a plug rod; 25. mounting blocks; 3. a pressure maintaining mechanism; 31. an air cylinder; 32. a cylinder; 33. mounting a plate; 34. an arc-shaped pressing block; 35. a pressure lever; 36. a weight plate; 37. a support bar; 38. a connecting rod; 39. a gas storage cavity; 310. a T-shaped drawing cavity; 311. a T-shaped ejector rod; 312. a compensation cavity; 313. a communicating hole; 314. a slide block.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, the present embodiment provides a gas pressure stabilizing device for double-wall corrugated pipe production and a pressure stabilizing operation method, the supporting mechanism 1, the forming mechanism 2 and the pressure maintaining mechanism 3, the forming mechanism 2 includes an upper mold 21 and a lower mold 22, and the forming mechanism 2 with different specifications is selected according to production requirements, so that the sizes of the upper mold 21 and the lower mold 22 can conform to the size of the corrugated pipe.
Go up mould 21 lid and close the upper end at bed die 22, supporting mechanism 1 includes two supporting beam 11, mounting hole 19 has all been seted up to two supporting beam 11 relative lateral walls, bed die 22 outer wall both sides all are fixed with the installation piece 25 of pegging graft with mounting hole 19, stability when in order to strengthen bed die 22 shaping, insert the installation piece 25 of bed die 22 in the mounting hole 19 of supporting beam 11, can vacate the frame with bed die 22, so that support fashioned bellows, then wait to the shaping operation with last mould 21 lid on bed die 22.
The supporting base 16 is fixed at the middle section of the side wall of one side of two supporting beams 11 which are far away from each other, the supporting upright column 17 is rotatably installed at the upper end of the supporting base 16, the pressure maintaining mechanism 3 comprises an air cylinder 31 and an air cylinder 32, the air cylinder 31 is fixedly installed at one side of the top end of one of the supporting upright columns 17 through a supporting rod 37, the air cylinder 31 can be connected with the side wall of the supporting upright column 17 through the supporting rod 37, the air cylinder 31 is rotatably operated by taking the supporting upright column 17 as a rotating center, and therefore the splitting operation of the forming mechanism 2 is not delayed.
The air storage cylinder 31 is internally provided with an air storage cavity 39 and a T-shaped drawing cavity 310, the air cylinder 32 is installed at one side of the top end of the air storage cylinder 31, an air outlet of the air cylinder 32 is communicated with the inside of the air storage cavity 39, and the air cylinder 32 can provide high-pressure air to be guided into the air storage cavity 39.
The T-shaped drawing cavity 310 is communicated with the inside of the gas storage cavity 39, the T-shaped drawing cavity 310 extends to the bottom end face of the gas storage cylinder 31, high-pressure gas can enter the inside of the gas storage cavity 39 from the T-shaped drawing cavity 310, a T-shaped ejector rod 311 extending to the lower portion of the gas storage cylinder 31 is inserted into the T-shaped drawing cavity 310 in a sliding mode, and the T-shaped ejector rod 311 can be jacked up along the inside of the T-shaped drawing cavity 310 in a sliding mode through the high-pressure gas.
The top end of the T-shaped ejector rod 311 is fixed with an installation plate 33, the bottom end of the installation plate 33 is vertically fixed with an arc-shaped pressing block 34 used for pressing the upper die 21 downwards, and the arc-shaped pressing block 34 is used for pressing the upper die 21 downwards.
In order to ensure that the upper mold 21 can be tightly pressed on the upper end of the lower mold 22, the air cylinder 31 is rotated to a position right above the upper mold 21 by taking the supporting column 17 as a center, high-pressure air is provided by the air cylinder 32 to enter the air storage cavity 39, then the high-pressure air enters the inside of the T-shaped drawing cavity 310, the T-shaped ejector rod 311 can slide along the T-shaped drawing cavity 310 after being impacted by the high-pressure air, and therefore the arc-shaped pressing block 34 at the bottom end of the mounting plate 33 can be tightly pressed on the upper end of the upper mold 21, and effective forming operation of the forming mechanism 2 is ensured.
Example two
Referring to fig. 1-4, a further improvement is made on the basis of embodiment 1:
the inside of the air cylinder 31 is provided with a compensation cavity 312 located at the side of the air storage cavity 39, the bottom end of the compensation cavity 312 is provided with a communication hole 313 communicated with the air storage cavity 39, the inside of the compensation cavity 312 is inserted with a press rod 35 extending to the upper side of the air cylinder 31 in a sliding manner, the bottom end of the press rod 35 is fixed with a slide block 314 in sliding fit with the inner side wall of the compensation cavity 312, because the high-pressure gas in the air storage cavity 39 and the T-shaped drawing cavity 310 can not be ensured to be continuously kept at a stable pressure value, in order to avoid that the incomplete rate of the finished corrugated pipe is increased because the corrugated pipe can not be molded by the stable pressure, the press rod 35 is used for driving the slide block 314 to slide down along the inside of the compensation cavity 312 in real time, the air in the compensation cavity 312 can be compressed, the air in the air storage cavity 312 is communicated with the compensation cavity 39 through the communication hole 313, and the pressure value in the air storage cavity 39 can be increased, therefore, the pressure value borne by the corrugated pipe forming can be ensured to be continuously at a certain fixed value, so that the quality of the finished double-wall corrugated pipe is improved.
The pressure lever 35 is sleeved with a plurality of weight disks 36 located above the air storage cylinder 31 through external threads, and according to the pressure stabilizing requirement, the weight disks 36 are installed on the outer wall of the pressure lever 35, so that the mass of the weight disks 36 is equal to the pressure value required by the corrugated pipe forming, the pressure lever 35 is ensured to drive the sliding block 314 to slide downwards along the inside of the compensation cavity 312, and the pressure value in the air storage cavity 39 is ensured to be continuously at a certain fixed value.
EXAMPLE III
Referring to fig. 1-4, a further improvement is made on the basis of embodiment 1:
go up the outer wall symmetry of mould 21 and install a plurality of extension board 23, the bottom vertical fixation of extension board 23 has peg graft pole 24, one side lateral wall that two supporting beam 11 kept away from each other all is fixed with a plurality of connecting plate 15, set up the spliced eye of pegging graft with peg graft pole 24 slip on the connecting plate 15, when last mould 21 lid closes on bed die 22, the phenomenon of horizontal slip easily appears, consequently, utilize peg graft pole 24 to peg graft with the spliced eye of connecting plate 15, can avoid going up mould 21 left and right sides and sideslip.
Supporting legs 12 are vertically fixed at two ends of the bottom end of the supporting beam 11, the supporting beam 11 is supported by the supporting legs 12, I-shaped rollers 13 are installed at the bottom ends of the supporting legs 12 in a rotating mode, the whole supporting mechanism 1 is convenient to move by the aid of the I-shaped rollers 13, corrugated pipes in the pressure maintaining process are supported by the supporting mechanism 1 independently, and turnover corrugated pipes are convenient to move.
The supporting legs 12 of the two supporting beams 11 are inserted with a cross rod 14 through sliding holes in a sliding mode, the cross rod 14 is used for connecting the supporting legs 12 at the bottom ends of the two supporting beams 11, and the supporting beams 11 are prevented from toppling.
Connecting discs 110 are fixed at two axial ends of the cross rod 14, and the cross rod 14 is prevented from being separated from the supporting leg 12 through the connecting discs 110, so that the supporting stability of the whole supporting mechanism 1 is not influenced.
The spring 111 between the connecting disc 110 and the supporting leg 12 is sleeved on the outer wall of the cross bar 14, and the two connected supporting legs 12 can be close to one side close to each other by using the elastic potential energy of the spring 111, that is, the two supporting cross beams 11 are close to one side close to each other, so that the mounting block 25 of the lower die 22 can be prevented from being separated from the mounting hole 19.
The one end that bracing piece 37 was kept away from to the outer wall bottom of gas receiver 31 is fixed with connecting rod 38, and top one side of another support post 17 is fixed with C type cassette 18, and connecting rod 38's most advanced and C type cassette 18 joint, in order to avoid gas receiver 31 to rock when the pressurize, usable connecting rod 38 card advances C type cassette 18 in, helps strengthening the stability of gas receiver 31 pressurize, and is difficult for inclining.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Double-walled bellows production is with gas pressure regulator device, including supporting mechanism (1), forming mechanism (2) and pressurize mechanism (3), its characterized in that: the forming mechanism (2) comprises an upper die (21) and a lower die (22), the upper die (21) covers the upper end of the lower die (22), the supporting mechanism (1) comprises two supporting cross beams (11), mounting holes (19) are formed in opposite side walls of the two supporting cross beams (11), and mounting blocks (25) which are inserted into the mounting holes (19) are fixed on two sides of the outer wall of the lower die (22);
supporting seats (16) are fixed at the middle sections of the side walls of the two supporting beams (11) far away from each other, supporting columns (17) are rotatably mounted at the upper ends of the supporting seats (16), the pressure maintaining mechanism (3) comprises an air cylinder (31) and an air cylinder (32), and the air cylinder (31) is fixedly mounted on one side of the top end of one of the supporting columns (17) through a supporting rod (37);
the gas receiver is characterized in that a gas storage cavity (39) and a T-shaped drawing cavity (310) are arranged inside the gas receiver (31), the cylinder (32) is installed on one side of the top end of the gas receiver (31), the gas outlet of the cylinder (32) is communicated with the inside of the gas storage cavity (39), the T-shaped drawing cavity (310) is communicated with the inside of the gas storage cavity (39) and the T-shaped drawing cavity (310) extends to the bottom end face of the gas receiver (31), a T-shaped ejector rod (311) extending to the lower side of the gas receiver (31) is inserted into the T-shaped drawing cavity (310) in a sliding mode, a mounting plate (33) is fixed to the top end of the T-shaped ejector rod (311), and an arc-shaped pressing block (34) used for downwards pressing the upper die (21) is vertically fixed to the bottom end of the mounting plate (33).
2. The gas pressure-stabilizing device for double-wall bellows production according to claim 1, characterized in that: the gas storage cylinder is characterized in that a compensation cavity (312) located on the side edge of the gas storage cavity (39) is arranged in the gas storage cylinder (31), a communicating hole (313) communicated with the gas storage cavity (39) is formed in the bottom end of the compensation cavity (312), a pressing rod (35) extending to the upper portion of the gas storage cylinder (31) is inserted into the compensation cavity (312) in a sliding mode, and a sliding block (314) in sliding fit with the side wall in the compensation cavity (312) is fixed to the bottom end of the pressing rod (35).
3. The gas pressure-stabilizing device for double-wall bellows production according to claim 2, characterized in that: the compression bar (35) is sleeved with a plurality of counterweight discs (36) above the air storage cylinder (31) through external threads.
4. The gas pressure-stabilizing device for double-wall bellows production according to claim 1, characterized in that: a plurality of extension plates (23) are symmetrically installed on the outer wall of the upper die (21), plug-in rods (24) are vertically fixed at the bottom ends of the extension plates (23), a plurality of connecting plates (15) are fixed on the side walls, far away from each other, of the two supporting cross beams (11), and plug-in holes which are in sliding plug-in connection with the plug-in rods (24) are formed in the connecting plates (15).
5. The gas pressure-stabilizing device for double-wall bellows production according to claim 1, characterized in that: supporting legs (12) are vertically fixed at two ends of the bottom end of the supporting beam (11), and I-shaped rollers (13) are installed at the bottom ends of the supporting legs (12) in a rotating mode.
6. The gas pressure-stabilizing device for double-wall bellows production according to claim 5, characterized in that: the cross rods (14) are inserted between the supporting legs (12) of the two supporting cross beams (11) in a sliding mode through sliding holes, connecting discs (110) are fixed at two axial ends of each cross rod (14), and springs (111) located between the connecting discs (110) and the supporting legs (12) are sleeved on the outer walls of the cross rods (14).
7. The gas pressure-stabilizing device for double-wall bellows production according to claim 1, characterized in that: one end, far away from the supporting rod (37), of the bottom end of the outer wall of the air storage cylinder (31) is fixed with a connecting rod (38), one side of the top end of the other supporting upright post (17) is fixed with a C-shaped clamping seat (18), and the tip of the connecting rod (38) is clamped with the C-shaped clamping seat (18).
8. The pressure stabilizing operation method of the gas pressure stabilizer for double-wall corrugated pipe production according to claim 7, comprising the steps of:
a1, selecting molding mechanisms (2) with different specifications according to production requirements, so that the sizes of an upper die (21) and a lower die (22) can meet the size of the corrugated pipe;
a2, placing the corrugated pipe between an upper die (21) and a lower die (22), wherein a cylinder (32) provides high-pressure gas to enter a gas storage cavity (39), and then the high-pressure gas enters a T-shaped drawing cavity (310), and a T-shaped ejector rod (311) can slide along the T-shaped drawing cavity (310) after being impacted by the high-pressure gas, so that an arc-shaped pressing block (34) at the bottom end of a mounting plate (33) can be tightly pressed at the upper end of the upper die (21), and the effective molding operation of a molding mechanism (2) is ensured;
a3, a pressure lever (35) is utilized to drive a sliding block (314) to slide down along the inside of a compensation cavity (312) in real time, air inside the compensation cavity (312) can be compressed, a communication hole (313) is used for communicating an air storage cavity (39) with the compensation cavity (312), the pressure value in the air storage cavity (39) can be increased, and therefore the pressure value borne by the formed corrugated pipe can be ensured to be continuously at a certain constant value, and the quality of the finished double-wall corrugated pipe can be improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110926024.XA CN113618976A (en) | 2021-08-12 | 2021-08-12 | Gas pressure stabilizing device for double-wall corrugated pipe production and pressure stabilizing operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110926024.XA CN113618976A (en) | 2021-08-12 | 2021-08-12 | Gas pressure stabilizing device for double-wall corrugated pipe production and pressure stabilizing operation method |
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| Publication Number | Publication Date |
|---|---|
| CN113618976A true CN113618976A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110926024.XA Pending CN113618976A (en) | 2021-08-12 | 2021-08-12 | Gas pressure stabilizing device for double-wall corrugated pipe production and pressure stabilizing operation method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206254463U (en) * | 2016-11-18 | 2017-06-16 | 安徽瑞通塑业有限公司 | A kind of double-wall corrugated pipe shaping moulds of square HDPE |
| CN208855035U (en) * | 2018-07-13 | 2019-05-14 | 联塑科技发展(武汉)有限公司 | A kind of online double-wall bellow flare device |
| CN111070532A (en) * | 2019-12-12 | 2020-04-28 | 六安中财管道科技有限公司 | Gas pressure stabilizer for HDPE double-wall corrugated pipe production |
| CN213511098U (en) * | 2020-11-12 | 2021-06-22 | 湖北伟通管业科技有限公司 | Centralized vacuum negative pressure station in double-wall corrugated pipe forming process |
-
2021
- 2021-08-12 CN CN202110926024.XA patent/CN113618976A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206254463U (en) * | 2016-11-18 | 2017-06-16 | 安徽瑞通塑业有限公司 | A kind of double-wall corrugated pipe shaping moulds of square HDPE |
| CN208855035U (en) * | 2018-07-13 | 2019-05-14 | 联塑科技发展(武汉)有限公司 | A kind of online double-wall bellow flare device |
| CN111070532A (en) * | 2019-12-12 | 2020-04-28 | 六安中财管道科技有限公司 | Gas pressure stabilizer for HDPE double-wall corrugated pipe production |
| CN213511098U (en) * | 2020-11-12 | 2021-06-22 | 湖北伟通管业科技有限公司 | Centralized vacuum negative pressure station in double-wall corrugated pipe forming process |
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Application publication date: 20211109 |