CN112497622A - Polyurethane foaming machine - Google Patents
Polyurethane foaming machine Download PDFInfo
- Publication number
- CN112497622A CN112497622A CN202011191948.1A CN202011191948A CN112497622A CN 112497622 A CN112497622 A CN 112497622A CN 202011191948 A CN202011191948 A CN 202011191948A CN 112497622 A CN112497622 A CN 112497622A
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- Prior art keywords
- hollow shaft
- seat
- cover body
- gas
- clamping
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 32
- 239000004814 polyurethane Substances 0.000 title claims abstract description 32
- 238000005187 foaming Methods 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims description 40
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 7
- 239000011496 polyurethane foam Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 27
- 238000003756 stirring Methods 0.000 abstract description 18
- 238000003860 storage Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Images
Classifications
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
Landscapes
- Accessories For Mixers (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a polyurethane foaming machine, which comprises a machine body, wherein a hollow shaft is arranged in the machine body through a bearing, a helical blade is arranged on the hollow shaft, and a plurality of air holes are symmetrically formed in the hollow shaft; the upper end of the machine body is provided with a cover body, the upper end of the hollow shaft extends to the cover body and is fixedly connected with a connecting frame, the upper end of the connecting frame is fixedly connected with a connecting seat, the upper end of the connecting seat is provided with a first gear through a rotating rod, the upper end of the cover body is provided with a motor, and the output end of the motor extends into the cover body and is provided with a second gear; the outer side wall of the machine body is provided with a gas storage tank, the gas outlet end of the gas storage tank is communicated with a communicating pipe, and the tail end of the communicating pipe penetrates through the cover body and extends into the hollow shaft. The invention has reasonable design and simple and quick operation, can realize two functions of stirring and full contact of gas and materials only by one motor, utilizes a power source to the maximum extent, and is energy-saving and environment-friendly.
Description
Technical Field
The invention relates to the technical field of polyurethane production, in particular to a polyurethane foaming machine.
Background
With the continuous improvement of living standard of people, polyurethane foam materials are generally applied to various fields of production and living and the like, such as polyurethane thermal insulation materials, polyurethane roller shutter doors and windows, polyurethane ceramic tiles, polyurethane composite glass, polyurethane furniture, polyurethane flowerpots, polyurethane guardrails and the like. In these industries, most of the production facilities for polyurethane foam materials used in these industries use air-blowing mixing polyurethane foaming facilities. However, for the finished products using high-quality polyurethane as raw materials, such as medical supplies, artificial teeth, etc., the traditional air-blowing polyurethane foaming machine cannot meet the requirements, and the foaming process of the traditional polyurethane foaming machine is extremely unstable, so that the produced polyurethane foaming material has poor forming precision, and the high-quality finished products are difficult to produce.
Chinese patent application No. 20420504382.5 discloses a polyurethane foaming machine, comprising a housing and a stirring mechanism; the stirring mechanism comprises a first stirring shaft and a second stirring shaft, the first stirring shaft is vertically arranged in the shell and is matched with the top of the shell in a mode of rotating around the axis of the first stirring shaft, and the second stirring shaft is internally sleeved in the first stirring shaft in a mode of rotating relatively.
Although the device has guaranteed to have solved the unstable defect of current polyurethane foaming machine foaming process, has set up two drive arrangement and has driven first (mixing) shaft and second (mixing) shaft rotation respectively, and the stirring speed of two (mixing) shafts is different, and the material stirring is inhomogeneous, and inside gaseous apron from the top got into the foaming machine simultaneously, the material contact of gas and bottom was insufficient, and the bubble is inhomogeneous.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, the size and the number of bubbles are not uniform due to non-uniform contact between gas and materials, and provides a polyurethane foaming machine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a polyurethane foaming machine comprises a machine body, wherein a hollow shaft is arranged in the machine body through a bearing, spiral blades are arranged on the hollow shaft, a plurality of air holes are symmetrically formed in the hollow shaft, and each air hole is positioned between two adjacent blades;
a cover body is installed at the upper end of the machine body, the upper end of the hollow shaft extends to the cover body and is fixedly connected with a connecting frame, the upper end of the connecting frame is fixedly connected with a connecting seat, a first gear is installed at the upper end of the connecting seat through a rotating rod, a motor is installed at the upper end of the cover body, the output end of the motor extends into the cover body and is provided with a second gear, and the second gear is meshed with the first gear;
the outer side wall of the machine body is provided with a gas storage tank, the gas outlet end of the gas storage tank is communicated with a communicating pipe, and the tail end of the communicating pipe penetrates through the cover body and extends into the hollow shaft;
the during operation, open the motor, the motor drives the second gear and rotates, the first gear of meshing through the gear rotates and drives the connecting seat and rotate, the connecting seat drives the hollow shaft through the connecting frame and rotates, helical blade on the hollow shaft stirs the material, the gas holder is through communicating pipe to the interior conveying gas of hollow shaft simultaneously, gas fully contacts with the material in entering the organism through the gas pocket, the gas pocket evenly sets up on the hollow shaft, so gas can fully contact with the material that is located not co-altitude, also can guarantee the size and the distribution of bubble even in the at utmost in the foaming process.
Preferably, the upper end of the hollow shaft is in interference connection with a fixed seat, a circular cavity is formed in the fixed seat, and the connecting seat is located in the circular cavity;
the tail end of the communicating pipe is provided with a clamping seat, the clamping seat comprises a connecting seat and a long cylinder, the long cylinder is positioned between the connecting seat and the sealing seat, two clamping rings are symmetrically arranged at two ends of the long cylinder, the clamping ring positioned at the upper end is connected with the connecting seat through a plurality of locking screws, and the clamping ring positioned at the lower end of the long cylinder is positioned in the hollow shaft;
when the motor drives the hollow shaft to rotate, the sealing seat in interference fit on the hollow shaft also rotates along with the hollow shaft, and the clamping seat does not move under the limitation of the communicating pipe, so that the clamping seat moves relative to an annular cavity formed between the sealing seat and the connecting seat.
Preferably, a sealing ring is connected in the circular cavity in a sliding manner, a circular through hole is formed in the sealing ring, the clamping seat is positioned in the circular through hole, and the inner diameter of the circular through hole is equal to the outer diameter of the long cylinder; during operation, when the seal holder, the connecting seat rotated, because the cassette was not moved under the restriction of communicating pipe, so the sealing ring of card setting on the cassette also did not move, and the sealing ring can guarantee that gaseous at utmost gets into in the quill shaft, reduces gaseous overflow.
Preferably, a plurality of clamping grooves are formed in the outer side wall of the connecting seat and the inner side wall of the fixing seat, a ball is clamped in each clamping groove, the depth of each clamping groove is larger than the radius of the ball, the ball can be completely clamped in the clamping groove and cannot be separated from the clamping groove, a first annular groove is formed in the outer side wall of the sealing ring, a second annular groove is formed in the inner side wall of the sealing ring, the balls clamped on the fixing seat are located in the first annular groove, and the balls clamped on the connecting seat are located in the second annular groove;
the during operation drives the connecting seat at the motor, when link and quill shaft rotate, the quill shaft drives interference fit's sealing ring and rotates, and the cassette does not move for the organism under the restriction of communicating pipe, and the sealing ring also does not move for the organism, so cassette and sealing ring homogeneous phase rotate for the seal receptacle, and the setting of ball can convert the sliding friction between sealing ring and the seal receptacle into rolling friction, reduces the frictional resistance between sealed tube and the seal receptacle, reduces the radial load that the bull stick bore.
Preferably, each air hole is internally provided with a one-way seat in a clamped manner, each one-way seat comprises a clamping seat, each clamping seat is internally provided with an air outlet and a mounting hole, each air outlet is communicated with the corresponding mounting hole, the inner diameter of each air outlet is smaller than that of each mounting hole, a mounting ring is fixedly mounted in each mounting hole, each mounting ring is fixedly connected with a clamping ball through a connecting spring, each clamping ball is clamped on each air outlet, and the diameter of each clamping ball is larger than that of each air outlet;
during operation, gaseous in the gas holder passes through communicating pipe, after the cassette got into the quill shaft, get into one-way seat through the venthole in, the inside atmospheric pressure of quill shaft strengthens, gaseous extrusion card ball gets into in the mounting hole, the compression of connecting spring this moment, it is inside that gaseous round hole in through the mounting ring gets into the organism, material in the organism gets into the inside back of mounting hole through the round hole in the mounting ring, the material promotes the card ball in to the direction of venthole, card ball diameter is greater than the aperture of venthole, so card ball can perfectly support the tip of establishing at the venthole, material in the organism can not get into inside the quill shaft through the venthole.
Preferably, the connecting frame comprises a connecting column, the connecting column is fixedly connected to the lower end face of the connecting seat, a plurality of connecting rods are symmetrically mounted on the connecting column, and the connecting rods are fixedly connected to the inner wall of the hollow shaft; during operation, when the gas in the gas storage tank enters the hollow shaft through the communicating pipe, the arrangement of the connecting column and the connecting rod in the connecting frame does not influence the gas entering the hollow shaft, and meanwhile, the hollow shaft and the connecting seat can be perfectly connected through the arrangement of the connecting frame, so that the motion synchronization of the connecting seat and the hollow shaft is ensured.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the gas storage tank conveys gas to the interior of the hollow shaft through the communicating pipe, the gas enters the machine body through the gas holes to be fully contacted with materials, and the gas holes are uniformly formed in the hollow shaft, so that the gas can be fully contacted with the materials at different heights, and the uniform size and distribution of bubbles can be ensured to the greatest extent in the foaming process.
2. According to the invention, two functions of stirring and full gas contact with materials can be realized only by one motor, the operation is simple and rapid, the number of parts is small, the maintenance is simple and convenient, the design is reasonable, the power source is utilized to the maximum extent, and the energy-saving and environment-friendly effects are achieved.
3. According to the invention, the clamping seat, the sealing ring, the ball and the like are arranged to prevent the rotation of the hollow shaft from influencing the clamping seat and the communicating pipe, so that gas can enter the hollow shaft to the maximum extent, and the overflow of the gas is reduced.
In conclusion, the stirring device is reasonable in design and simple and rapid to operate, two functions of stirring and full contact of gas and materials can be realized only by one motor, a power source is utilized to the maximum extent, and the stirring device is energy-saving and environment-friendly.
Drawings
FIG. 1 is a schematic structural diagram of a polyurethane foaming machine according to the present invention;
FIG. 2 is a schematic view of the internal structure of a cover of a polyurethane foaming machine according to the present invention;
FIG. 3 is an enlarged view of a part of the structure of a fixing seat in a polyurethane foaming machine according to the present invention;
FIG. 4 is a schematic structural view of a one-way seat in a polyurethane foaming machine according to the present invention;
FIG. 5 is a schematic view of a sealing ring in a polyurethane foaming machine according to the present invention;
FIG. 6 is a schematic view of a clamping seat in a polyurethane foaming machine according to the present invention;
FIG. 7 is a schematic structural view of a fixing seat and a connecting seat in a polyurethane foaming machine according to the present invention;
FIG. 8 is a schematic structural view showing a state in which a seal ring is mounted in a polyurethane foaming machine according to the present invention;
FIG. 9 is a schematic view of a connecting frame in a polyurethane foaming machine according to the present invention;
in the figure: 1, 2 hollow shafts, 3 helical blades, 4 one-way seats, 5 fixed seats, 6 air storage tanks, 7 communicating pipes, 8 first gears, 9 motors, 10 cover bodies, 11 second gears, 12 rotating rods, 13 connecting frames, 14 connecting seats, 15 sealing rings, 16 clamping seats and 17 balls;
4, a one-way seat, a 401 clamping seat, 402 air outlet holes, 403 clamping balls, 404 mounting rings, 405 connecting springs and 406 mounting holes;
13 connecting frames, 1301 connecting columns and 1302 connecting rods;
15 sealing rings, 1501 a first ring groove, 1502 a second ring groove and 1503 a circular through hole;
16 clamping seats, 1601 long cylinders, 1602 clamping rings and 1603 connecting discs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the embodiments.
Referring to fig. 1-9, a polyurethane foaming machine includes a machine body 1, a hollow shaft 2 is installed in the machine body 1 through a bearing, a helical blade 3 is installed on the hollow shaft 2, a plurality of air holes are symmetrically formed in the hollow shaft 2, and each air hole is located between two adjacent blades;
a cover body 10 is installed at the upper end of the machine body 1, the upper end of the hollow shaft 2 extends to the cover body 10 and is fixedly connected with a connecting frame 13, a connecting seat 14 is fixedly connected with the upper end of the connecting frame 13, a first gear 8 is installed at the upper end of the connecting seat 14 through a rotating rod 12, a motor 9 is installed at the upper end of the cover body 10, the output end of the motor 9 extends into the cover body 10 and is provided with a second gear 11, and the second gear 11 is meshed with the first gear 8;
the outer side wall of the machine body 1 is provided with a gas storage tank 6, the gas outlet end of the gas storage tank 6 is communicated with a communicating pipe 7, and the tail end of the communicating pipe 7 penetrates through the cover body 10 and extends into the hollow shaft 2;
during operation, open motor 9, motor 9 drives second gear 11 and rotates, 8 rotations of meshing first gear through the gear and drive connecting seat 14 and rotate, connecting seat 14 drives quill shaft 2 through link 13 and rotates, helical blade 3 on the quill shaft 3 stirs the material, gas holder 6 is through communicating pipe 7 to quill shaft 2 internal conveying gas simultaneously, gas fully contacts with the material in the entering organism 1 through the gas pocket, the gas pocket evenly sets up on quill shaft 2, so gas can fully contact with the material that is located not co-altitude, also can guarantee the size and the distribution of bubble even in the at utmost in the foaming process.
As an embodiment of the present invention, the upper end of the hollow shaft 2 is connected with a fixing seat 5 in an interference manner, a circular cavity is formed on the fixing seat 5, and the connecting seat 14 is located in the circular cavity;
a clamping seat 16 is installed at the tail end of the communication pipe 7, the clamping seat 16 comprises a connecting plate 1603 and a long barrel 1601, the long barrel 1601 is located between the connecting seat 14 and the sealing seat 5, two clamping rings 1602 are symmetrically installed at two ends of the long barrel 1601, the clamping rings 1602 located at the upper end are connected with the connecting plate 1603 through a plurality of locking screws, and the clamping rings 1602 located at the lower end of the long barrel 1601 are located in the hollow shaft 2;
when the sealing device works, when the hollow shaft 2 is driven by the motor 9 to rotate, the sealing seat 5 in interference fit with the hollow shaft 2 also rotates along with the hollow shaft, and the clamping seat 16 does not move under the limitation of the communicating pipe 7, so that the clamping seat 16 moves relative to an annular cavity formed between the sealing seat 5 and the connecting seat 14.
As an embodiment of the present invention, a sealing ring 15 is slidably connected in the circular cavity, a circular through hole 1503 is formed on the sealing ring 15, and the clamping seat 16 is located in the circular through hole 1503, and the inner diameter of the circular through hole 1503 is equal to the outer diameter of the long barrel 1601; during operation, when the seal holder 5 and the connecting seat 14 rotate, the clamping seat 16 does not move under the limitation of the communicating pipe 7, so that the seal ring 15 clamped on the clamping seat 16 does not move, the seal ring 15 can ensure that gas enters the hollow shaft 2 to the maximum extent, and the overflow of the gas is reduced.
As an embodiment of the present invention, a plurality of clamping grooves are formed on the outer side wall of the connecting seat 14 and the inner side wall of the fixing seat 5, a ball 17 is clamped in each clamping groove, the depth of each clamping groove is greater than the radius of the ball 17, so that the ball 17 can be completely clamped in the clamping groove and cannot be separated from the clamping groove, a first ring groove 1501 is formed on the outer side wall of the sealing ring 15, a second ring groove 1502 is formed on the inner side wall of the sealing ring 15, the balls 17 clamped on the fixing seat 5 are all located in the first ring groove 1501, and the balls 17 clamped on the connecting seat 14 are all located in the second ring groove 1502;
during operation, drive connecting seat 14 at motor 9, link 13 and quill shaft 2 rotate, quill shaft 2 drives interference fit's sealing ring 15 and rotates, cassette 16 does not move under the restriction of communicating pipe 7 for organism 1, sealing ring 15 does not also move for organism 1, so cassette 16 and sealing ring 15 homonymy rotate for seal receptacle 5, the setting of ball 17 can convert the sliding friction between sealing ring 15 and the seal receptacle 5 into rolling friction, reduce the frictional resistance between sealed tube 15 and the seal receptacle 5, reduce the radial load that bull stick 12 bore.
As an embodiment of the present invention, a one-way seat 4 is clamped in each air hole, the one-way seat 4 includes a clamping seat 401, an air outlet 402 and a mounting hole 406 are formed in the clamping seat 401, the air outlet 402 is communicated with the mounting hole 406, the inner diameter of the air outlet 402 is smaller than the inner diameter of the mounting hole 406, a mounting ring 404 is fixedly mounted in the mounting hole 406, a clamping ball 403 is fixedly connected to the mounting ring 404 through a connecting spring 405, the clamping ball 403 is clamped on the air outlet 402, and the diameter of the clamping ball 403 is larger than the diameter of the air outlet 402;
during operation, the gas in the gas holder 6 passes through communicating pipe 7, the cassette 16 gets into behind the hollow shaft 2, get into one-way seat 4 through venthole 402 in, the inside atmospheric pressure of hollow shaft 2 strengthens, gaseous extrusion card ball 403 gets into in the mounting hole 406, coupling spring 405 compression this moment, it is inside that gas gets into organism 1 through the round hole in the collar 404, material in organism 1 gets into inside back of mounting hole 406 through the round hole in the collar 404, the material promotes card ball 403 in to the direction of venthole 402, card ball 403 diameter is greater than the aperture of venthole 402, so card ball 403 can perfectly support the tip of establishing at venthole 402, material in the organism 1 can not get into inside the hollow shaft 2 through venthole 402.
As an embodiment of the present invention, the connection frame 13 includes a connection column 1301, the connection column 1301 is fixedly connected to the lower end surface of the connection seat 14, a plurality of connection rods 1302 are symmetrically installed on the connection column 1301, and the connection rods 1302 are fixedly connected to the inner wall of the hollow shaft 2; during operation, when the gas in the gas storage tank 6 enters the hollow shaft 2 through the communicating pipe 7, the arrangement of the connecting column 1301 and the connecting rod 1302 in the connecting frame 13 does not affect the gas entering the hollow shaft 2, and meanwhile, the hollow shaft 2 and the connecting seat 14 can be perfectly connected through the arrangement of the connecting frame 13, so that the motion synchronization of the connecting seat 14 and the hollow shaft 2 is ensured.
The specific working process is as follows:
the motor 9 is started, the motor 9 drives the second gear 11 to rotate, the first gear 8 is meshed with the gears to rotate and drive the connecting seat 14 to rotate, the connecting seat 14 drives the hollow shaft 2 to rotate through the connecting frame 13, the helical blades 3 on the hollow shaft 3 stir materials, when the motor 9 drives the hollow shaft 2 to rotate, the sealing seat 5 in interference fit with the hollow shaft 2 also rotates along with the hollow shaft, the clamping seat 16 does not move under the limitation of the communicating pipe 7, and the sealing ring 15 does not move relative to the machine body 1, so that the clamping seat 16 and the sealing ring 15 both rotate relative to the sealing seat 5, and the arrangement of the balls 17 can convert sliding friction between the sealing ring 15 and the sealing seat 5 into rolling friction and reduce friction resistance between the sealing pipe 15 and the sealing seat 5; meanwhile, the gas storage tank 6 conveys gas into the hollow shaft 2 through the communicating pipe 7, the gas in the gas storage tank 6 enters the hollow shaft 2 through the communicating pipe 7 and the clamping seat 16 and then enters the one-way seat 4 through the gas outlet 402, the gas pressure in the hollow shaft 2 is enhanced, the gas extrudes the clamping ball 403 to enter the mounting hole 406, at the moment, the connecting spring 405 compresses, the gas enters the inside of the machine body 1 through the round hole in the mounting ring 404, the material in the machine body 1 enters the inside of the mounting hole 406 through the round hole in the mounting ring 404, the material pushes the clamping ball 403 in the direction of the gas outlet 402, the diameter of the clamping ball 403 is larger than the diameter of the gas outlet 402, so the clamping ball 403 can perfectly abut against the end part of the gas outlet 402, the material in the machine body 1 cannot enter the hollow shaft 2 through the gas outlet 402, the gas holes are uniformly arranged on the hollow shaft, the size and the distribution of the bubbles can be ensured to be even to the maximum extent in the foaming process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A polyurethane foaming machine comprises a machine body (1), and is characterized in that: a hollow shaft (2) is mounted in the machine body (1) through a bearing, helical blades (3) are mounted on the hollow shaft (2), a plurality of air holes are symmetrically formed in the hollow shaft (2), and each air hole is located between every two adjacent blades;
a cover body (10) is installed at the upper end of the machine body (1), the upper end of the hollow shaft (2) extends to the cover body (10) and is fixedly connected with a connecting frame (13), a connecting seat (14) is fixedly connected with the upper end of the connecting frame (13), a first gear (8) is installed at the upper end of the connecting seat (14) through a rotating rod (12), a motor (9) is installed at the upper end of the cover body (10), the output end of the motor (9) extends into the cover body (10) and is provided with a second gear (11), and the second gear (11) is meshed with the first gear (8);
install gas holder (6) on the lateral wall of organism (1), the end intercommunication of giving vent to anger of gas holder (6) has communicating pipe (7), the end of communicating pipe (7) runs through the cover body (10) and extends to in the hollow shaft (2).
2. A polyurethane foam maker as set forth in claim 1, wherein: the upper end of the hollow shaft (2) is in interference connection with a fixed seat (5), a circular cavity is formed in the fixed seat (5), and the connecting seat (14) is located in the circular cavity;
the tail end of the communicating pipe (7) is provided with the clamping seat (16), the clamping seat (16) comprises a connecting plate (1603) and a long barrel (1601), the long barrel (1601) is located between the connecting seat (14) and the sealing seat (5), two clamping rings (1602) are symmetrically arranged at two ends of the long barrel (1601), the clamping rings (1602) located at the upper end are connected with the connecting plate (1603) through a plurality of locking screws, and the clamping rings (1602) located at the lower end of the long barrel (1601) are located in the hollow shaft (2).
3. A polyurethane foam maker as set forth in claim 2, wherein: the inner diameter of the round through hole (1503) is equal to the outer diameter of the long barrel (1601).
4. A polyurethane foam maker as set forth in claim 3, wherein: all seted up a plurality of draw-in grooves on the lateral wall of connecting seat (14) and the inside wall of fixing base (5), every all block in the draw-in groove and be equipped with ball (17), first annular (1501) have been seted up on the lateral wall of sealing ring (15), second annular (1502) have been seted up on the inside wall of sealing ring (15), and ball (17) that card was established on fixing base (5) all are located first annular (1501), and ball (17) that card was established on connecting seat (14) all are located second annular (1502).
5. A polyurethane foam maker as set forth in claim 1, wherein: every all the card is equipped with one-way seat (4) in the gas vent, including cassette (401) on one-way seat (4), venthole (402) and mounting hole (406) have been seted up in cassette (401), and venthole (402) and mounting hole (406) intercommunication, and the internal diameter of venthole (402) is less than the internal diameter of mounting hole (406), fixed mounting has mounting ring (404) in mounting hole (406), through coupling spring (405) fixedly connected with card ball (403) on mounting ring (404), and card ball (403) card is established on venthole (402), and the diameter of card ball (403) is greater than the aperture of venthole (402).
6. A polyurethane foam maker as set forth in claim 1, wherein: the connecting frame (13) comprises a connecting column (1301), the connecting column (1301) is fixedly connected to the lower end face of the connecting seat (14), a plurality of connecting rods (1302) are symmetrically mounted on the connecting column (1301), and the connecting rods (1302) are fixedly connected to the inner wall of the hollow shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191948.1A CN112497622B (en) | 2020-10-30 | 2020-10-30 | Polyurethane foaming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191948.1A CN112497622B (en) | 2020-10-30 | 2020-10-30 | Polyurethane foaming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112497622A true CN112497622A (en) | 2021-03-16 |
| CN112497622B CN112497622B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011191948.1A Active CN112497622B (en) | 2020-10-30 | 2020-10-30 | Polyurethane foaming machine |
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| CN (1) | CN112497622B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114833959A (en) * | 2022-07-04 | 2022-08-02 | 徐州特力优新材料科技有限公司 | Polyurethane sealing element resistant to high-temperature treatment |
| CN115246191A (en) * | 2022-09-23 | 2022-10-28 | 南通恒安海绵制品有限公司 | Foaming device on sponge production line |
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| CN210769862U (en) * | 2019-10-12 | 2020-06-16 | 厦门天利富橡塑制品有限公司 | Sealing ring not easy to deform at high temperature |
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Cited By (2)
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| CN114833959A (en) * | 2022-07-04 | 2022-08-02 | 徐州特力优新材料科技有限公司 | Polyurethane sealing element resistant to high-temperature treatment |
| CN115246191A (en) * | 2022-09-23 | 2022-10-28 | 南通恒安海绵制品有限公司 | Foaming device on sponge production line |
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| CN112497622B (en) | 2023-12-05 |
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