CN112757571A - Plastic mold capable of reducing demolding friction for sports equipment - Google Patents
Plastic mold capable of reducing demolding friction for sports equipment Download PDFInfo
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- CN112757571A CN112757571A CN202011515594.1A CN202011515594A CN112757571A CN 112757571 A CN112757571 A CN 112757571A CN 202011515594 A CN202011515594 A CN 202011515594A CN 112757571 A CN112757571 A CN 112757571A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 238000005057 refrigeration Methods 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 description 12
- 238000000465 moulding Methods 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010137 moulding (plastic) Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010102 injection blow moulding Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7337—Heating or cooling of the mould using gas or steam
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/52—Sports equipment ; Games; Articles for amusement; Toys
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a plastic mould capable of reducing demoulding friction for sports equipment, which belongs to the technical field of plastic moulds and comprises an upper mould plate and a lower mould plate, wherein a groove is formed in the inner side of the upper mould plate, a refrigeration box is welded on the bottom side of the lower mould plate, a fan is installed on the bottom side of the refrigeration box, a first transmission pipe is fixedly connected to one side of the fan, a refrigeration plate is installed outside the first transmission pipe, a motor is installed on the inner side of the lower mould plate, a main gear of a planetary gear is welded at the output end of the motor, a bolt rod is welded on one side of the main gear of the planetary gear, and a threaded sleeve rod is connected to the outer part of the bolt rod in a threaded manner. The invention has simple structure and high practicability, can push the product out of the mould when demoulding the plastic product, greatly reduces the friction between the product and the mould and protects the product to the maximum extent.
Description
Technical Field
The invention belongs to the technical field of plastic molds, and particularly relates to a plastic mold for sports equipment, which can reduce demolding friction.
Background
A plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and gives a complete configuration and accurate dimension to a plastic product. Because of the variety and processing method of plastic, and the structure of plastic molding machines and plastic products are various, the variety and structure of plastic molds are also various.
A combined plastic mould for compression moulding, extrusion moulding, injection moulding, blow moulding and low-foaming moulding mainly comprises a female mould with a variable cavity and consisting of a female mould combined substrate, a female mould component and a female mould combined clamping plate, and a male mould with a variable core and consisting of a male mould combined substrate, a male mould component, a male mould combined clamping plate, a cavity cut-off component and a side cut-off combined plate. And the coordination change of the male die, the female die and the auxiliary forming system of the die. Can process series plastic parts with different shapes and sizes. The plastic processing industry is associated with plastic molding machines that impart tools of complete configuration and precise dimensions to plastic articles.
Because the variety of plastic mold is various, the scope of application is also very extensive, in sports equipment production and manufacture, need plastic mold to carry out the injection molding for its structural component equally, but in plastic mold actual production, because the plastic product just when shaping, just need follow the mould and demold, and its partial substructure of the product just shaped is not very stable, consequently when the drawing of patterns, because produce the friction with the mould inner wall, thereby lead to the product when the drawing of patterns, the easy edge portion that appears scratches or the product directly appears the condition such as fracture, influences actual production operation.
Disclosure of Invention
The invention aims to provide a plastic mould for sports equipment, which can reduce demoulding friction and mainly comprises an upper mould plate, a lower mould plate, a refrigeration box, a fan, a refrigeration plate, a motor, a planetary gear, a support shell, a movable shell and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a plastic mould capable of reducing demoulding friction for sports equipment comprises an upper mould plate and a lower mould plate, wherein a groove is formed in the inner side of the upper mould plate, a refrigeration box is welded on the bottom side of the lower mould plate, a fan is installed on the bottom side of the refrigeration box, a first transmission pipe is fixedly connected to one side of the fan, a refrigeration plate is installed outside the first transmission pipe, a motor is installed on the inner side of the lower mould plate, a main gear of a planetary gear is welded at the output end of the motor, a bolt rod is welded on one side of the main gear of the planetary gear, a threaded sleeve rod is connected to the outer thread of the bolt rod, a fourth bearing is inserted into one end of the threaded sleeve rod and installed on the inner side of a pushing plate, supporting rods are respectively inserted into two sets of secondary gears of the planetary gear, and a first bevel gear is respectively welded at one end of, two sets of first bevel gear meshes respectively and is connected with the second bevel gear, and is two sets of the inside of second bevel gear is pegged graft respectively and is had the second transmission pipe, and is two sets of the one end of second transmission pipe threaded connection has the nut respectively, and is two sets of one side of nut has welded respectively presses the clamp plate, and is two sets of one side of pressing the clamp plate is equipped with the activity shell respectively.
Preferably, the inner part of the upper die plate is movably inserted with positioning columns respectively, the positioning columns are arranged into four groups, and one ends of the four groups of positioning columns are welded on one side of the lower die plate respectively.
Preferably, one end of the first transmission pipe is inserted with a first bearing, and the first bearing is installed on the top side of the refrigeration box.
Preferably, the guide plate has been welded respectively to the inboard of refrigeration case, the mouth of pipe has been seted up respectively to the both sides of refrigeration case, and is two sets of orificial inboard is pegged graft the gas circuit pipe respectively, and is two sets of the outside of gas circuit pipe is pegged graft respectively in the inboard of lower mould board, and is two sets of the one end of gas circuit pipe is fixed connection has rotary joint, and is two sets of rotary joint's one end is fixed connection second transmission pipe respectively.
Preferably, the bottom ends of the two groups of supporting rods are respectively inserted with a second bearing, and the two groups of second bearings are respectively arranged inside the lower die plate.
Preferably, the two sets of second transmission pipes are respectively sleeved with a third bearing, the two sets of third bearings are respectively installed in the supporting shell, the two sets of supporting shells are respectively installed in the lower die plate, and the outer sides of the two sets of supporting shells are respectively attached to the inner sides of the two sets of movable shells.
Preferably, the inner sides of the two groups of supporting shells are respectively welded with limiting rods, the inner parts of the two groups of nuts are respectively provided with limiting holes, and the outer parts of the four groups of limiting rods are respectively movably inserted in the limiting holes.
Preferably, cold air holes are formed in one side of each of the two groups of pressing plates respectively, inserting holes are formed in the other side of each of the two groups of pressing plates respectively, and the inner diameter of each inserting hole is matched with the outer diameter of the second transmission pipe.
Preferably, the top side of bed die plate is equipped with the shaping groove, the shaping groove includes two sets of limiting plates, two sets of movable shell and slurcam.
The invention has the technical effects and advantages that: compared with the prior art, the plastic mould for the sports equipment, which can reduce demoulding friction, provided by the invention has the following advantages:
1. the upper die plate is tightly attached to the lower die plate through the pushing assembly, the injection molding machine performs injection molding through an injection molding opening reserved in the upper die plate, when a product is molded, the upper die plate is firstly separated, the product is positioned in a molding groove of the lower die plate, the molding groove comprises two groups of limiting plates, two groups of movable shells and a pushing plate, then the demolding process is performed, firstly, a motor starts to work to drive a planetary gear main gear and a pinion gear to rotate, when a bolt rod on the main gear rotates, a threaded sleeve rod can rotate and drive the pushing plate to ascend through the limitation of a fourth bearing at the top, so that the product is pushed out, meanwhile, two groups of supporting rods on the two groups of pinion gears also rotate together, and then the two groups of first bevel gears are respectively meshed with two groups of second bevel gears to enable the two groups of second transmission pipes to rotate, because one end of each of the two groups of second transmission pipes is in threaded connection with a nut, the two groups of nuts can move on the two groups of limiting rods respectively, so that the two groups of pressing plates move towards one side respectively, the two groups of movable shells lose supporting force, and meanwhile, a product loses supporting force, so that when the pushing plates push the product upwards, the friction force on the two sides can be greatly reduced, and the product can be effectively protected;
2. rotary joints are respectively arranged on one side of the two groups of second transmission pipes and used for connecting air conditioning, because when injection molding is carried out, the pushing plate can provide bottom supporting force at the bottom side of the molding groove, and the two groups of movable shells can provide supporting force at two sides due to the extrusion of the two groups of pressing plates, at the moment, when injection molding liquid enters the molding groove, a fan at the bottom side of the refrigerator can be started and drives the first transmission pipe to rotate, so that external air is extracted and blown to the refrigerating plate by the fan, the air is cooled respectively, the rotation of the first transmission pipe can lead the air conditioning to be blown to two sides, then the air conditioning enters the air path pipe respectively through the two groups of guide plates, the air conditioning in the air path pipe can respectively enter the pressing plates by the two groups of second transmission pipes, then the air conditioning can be discharged through the air conditioning holes, the inner sides of the two groups of movable shells can be continuously contacted with the air conditioning, the product molding is accelerated, the product demolding rate is improved, and the production efficiency is improved to a certain extent.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the area A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the internal structure of the refrigeration case of the present invention;
FIG. 4 is a schematic diagram of a pressing plate structure according to the present invention;
FIG. 5 is a schematic top view of the lower mold plate of the present invention;
fig. 6 is an enlarged structural diagram of the area B in fig. 2 according to the present invention.
In the figure: 1. an upper die plate; 2. a lower die plate; 3. a groove; 4. a positioning column; 5. an air passage pipe; 6. a refrigeration case; 7. a pipe orifice; 8. a baffle; 9. a fan; 10. a refrigeration plate; 11. a first bearing; 12. a first transfer tube; 13. a limiting plate; 14. a motor; 15. a planetary gear; 16. a support bar; 17. a second bearing; 18. a first bevel gear; 19. a second bevel gear; 20. a second transmission pipe; 21. a rotary joint; 22. a third bearing; 23. a support housing; 24. a movable shell; 25. a pressing plate; 26. cooling air holes; 27. a push plate; 28. a fourth bearing; 29. a threaded rod; 30. a bolt shank; 31. a limiting rod; 32. a limiting hole; 33. a nut; 34. and (7) inserting holes.
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. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. 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.
The invention provides a plastic mould for sports equipment capable of reducing demoulding friction as shown in figures 1-6, which comprises an upper mould plate 1 and a lower mould plate 2, wherein positioning columns 4 are movably inserted in the upper mould plate 1 respectively, so that the positioning columns are convenient to position when the upper mould plate 1 descends, the positioning columns 4 are arranged into four groups, one ends of the four groups of positioning columns 4 are welded on one side of the lower mould plate 2 respectively, a groove 3 is formed in the inner side of the upper mould plate 1, the groove 3 is matched with a forming groove, so that the upper mould plate and the lower mould plate can be tightly attached together, the top side of the lower mould plate 2 is provided with the forming groove, the forming groove can be rectangular, the forming groove comprises two groups of limiting plates 13, two groups of movable shells 24 and a pushing plate 27, the limiting plates 13 are positioned at two ends of a product, the movable shells 24 are positioned at two sides of the product, and;
the bottom side of the lower die plate 2 is welded with a refrigerating box 6 for installing a refrigerating mechanism, the bottom side of the refrigerating box 6 is provided with a fan 9 for extracting external air, one side of the fan 9 is fixedly connected with a first transmission pipe 12, a circuit is arranged inside the first transmission pipe 12 and can be used for installing a refrigerating plate 10, one end of the first transmission pipe 12 is inserted with a first bearing 11, the first bearing 11 is installed on the top side of the refrigerating box 6 and can ensure normal rotation of the first transmission pipe 12 while supporting the first transmission pipe 12, the refrigerating plate 10 is installed outside the first transmission pipe 12, the inner side of the refrigerating box 6 is respectively welded with a guide plate 8, the refrigerated air is guided to conveniently flow into the air path pipe 5, and the first transmission pipe 12 can drive the refrigerating plate 10 to rotate when rotating, so that the air can be blown towards two sides;
the inner side of the lower die plate 2 is provided with a motor 14 for providing power, and a stepping motor of a common model is adopted, the output end of the motor 14 is welded with a main gear of the planetary gear 15, one side of the main gear of the planetary gear 15 is welded with a bolt rod 30, the outer thread of the bolt rod 30 is connected with a thread loop rod 29, the inner part of the thread loop rod 29 is provided with a thread groove matched with the bolt rod 30, one end of the thread loop rod 29 is inserted with a fourth bearing 28, the fourth bearing 28 is arranged on the inner side of a pushing plate 27, the fourth bearing 28 is used for supporting the thread loop rod 29 and can make the thread loop rod rotate normally, two sets of auxiliary gears of the planetary gear 15 are respectively inserted with a supporting, the supporting device is used for supporting the planetary gears 15 and two groups of first bevel gears 18, the bottom ends of the two groups of supporting rods 16 are respectively inserted with second bearings 17, the two groups of second bearings 17 are respectively installed inside the lower die plate 2, and the two groups of second bearings 17 are used for supporting the two groups of supporting rods 16 and simultaneously can ensure the normal rotation of the supporting rods;
one end of each of the two sets of support rods 16 is welded with a first bevel gear 18, the two sets of first bevel gears 18 are respectively engaged with a second bevel gear 19, the two sets of second bevel gears 19 are respectively inserted with a second transmission pipe 20, one end of each of the two sets of second transmission pipes 20 is provided with a thread groove, one end of each of the two sets of second transmission pipes 20 is respectively connected with a nut 33 in a threaded manner, one side of each of the two sets of nuts 33 is welded with a pressing plate 25 for supporting a movable shell 24, one side of each of the two sets of pressing plates 25 is provided with a cold air hole 26 respectively for facilitating the discharge of cold air, the other side of each of the two sets of pressing plates 25 is provided with an insertion hole 34 respectively, the inner diameter of the insertion hole 34 is matched with the outer diameter of the second transmission pipe 20, so that the two sets of second transmission pipes 20 can be movably inserted into the inner portions of the pressing plates 25 respectively for facilitating the introduction of cold air, the second transmission pipe 20 is used for supporting and ensuring normal rotation;
two sets of third bearings 22 are installed respectively in the inside of supporting shell 23, two sets of supporting shells 23 are installed respectively in the inside of bed die plate 2, the outside of two sets of supporting shells 23 is laminated respectively in the inboard of two sets of movable shells 24, can support two sets of movable shells 24 like this, movable shell 24 can remove in the outside of supporting shell 23, gag lever post 31 has been welded respectively to the inboard of two sets of supporting shells 23, spacing hole 32 has been seted up respectively to the inside of two sets of nuts 33, four sets of gag lever posts 31's outside activity respectively is pegged graft in spacing hole 32's inside, drive when pressing plate 25 removes at nut 33 like this, can carry on spacingly to it, guarantee that it can function.
The working principle is as follows: the upper die plate 1 is closely attached to the lower die plate 2 through the pushing assembly, the injection molding machine performs injection molding through an injection molding opening reserved in the upper die plate 1, when a product is molded, the upper die plate 1 is firstly separated, the product is positioned in a molding groove of the lower die plate 2, the molding groove comprises two groups of limiting plates 13, two groups of movable shells 24 and a pushing plate 27, then the demolding process is performed, firstly, a motor 14 starts to work to drive a main gear and an auxiliary gear of a planetary gear 15 to rotate, when a bolt rod 30 on the main gear rotates, a threaded sleeve rod 29 rotates and drives the pushing plate 27 to ascend through the limitation of a fourth bearing 28 at the top, then the product is pushed out, meanwhile, two groups of supporting rods 16 on the two groups of auxiliary gears also rotate along with the bolt rod, and then the two groups of first bevel gears 18 are respectively meshed with two groups of second bevel gears 19, the two groups of second transmission pipes 20 are enabled to rotate, and as one ends of the two groups of second transmission pipes 20 are respectively in threaded connection with the nuts 33, the two groups of nuts 33 can respectively move on the two groups of limiting rods 31, so that the two groups of pressing plates 25 respectively move towards one side, the two groups of movable shells 24 can lose supporting force, and meanwhile, a product can lose supporting force, so that when the pushing plates 27 push the product upwards, the friction force on the two sides can be greatly reduced, and the product can be effectively protected;
meanwhile, the rotary joints 21 are respectively arranged on one side of the two groups of second transmission pipes 20 and used for connecting cold air, because the push plate 27 can provide bottom supporting force at the bottom side of the forming groove when injection molding is carried out, and the two groups of movable shells 24 can provide supporting force at two sides because of the extrusion of the two groups of press plates 25, at the moment, when injection molding liquid enters the forming groove, the fan 9 at the bottom side of the refrigerating box 6 can be started and drive the first transmission pipe 12 to rotate, so that the fan 9 extracts external air and blows the air to the refrigerating plate 10, the air is respectively refrigerated, the rotation of the first transmission pipe 12 can cause the cold air to be blown to two sides, then the cold air respectively enters the air path pipe 5 through the two groups of guide plates 8, so that the cold air in the air path pipe 5 respectively enters the press plates 25 through the two groups of second transmission pipes 20, then the cold air is discharged through the cold air holes 26, and, the cooling of the product can be accelerated, the molecular structure in the product can be more quickly stabilized, the forming of the product is accelerated, and the production efficiency is improved to a certain extent while the product demoulding rate is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a reducible frictional plastic mold for sport equipment of drawing of patterns, includes mould board (1) and bed die board (2), its characterized in that: the inner side of the upper die plate (1) is provided with a groove (3), the bottom side of the lower die plate (2) is welded with a refrigeration box (6), the bottom side of the refrigeration box (6) is provided with a fan (9), one side of the fan (9) is fixedly connected with a first transmission pipe (12), the outside of the first transmission pipe (12) is provided with a refrigeration plate (10), the inside of the lower die plate (2) is provided with a motor (14), the output end of the motor (14) is welded with a main gear of a planetary gear (15), one side of the main gear of the planetary gear (15) is welded with a bolt rod (30), the outside of the bolt rod (30) is in threaded connection with a threaded sleeve rod (29), one end of the threaded sleeve rod (29) is inserted with a fourth bearing (28), the fourth bearing (28) is arranged on the inner side of a push plate (27), two sets of auxiliary gears of the planetary gear (15) are respectively inserted with a support rod, two sets of first bevel gear (18) have been welded respectively to the one end of bracing piece (16), and are two sets of first bevel gear (18) meshing respectively is connected with second bevel gear (19), and is two sets of second bevel gear (19) inside is pegged graft respectively has second transmission pipe (20), and is two sets of there are nut (33) in the one end threaded connection respectively of second transmission pipe (20), and is two sets of pressing board (25) has been welded respectively to one side of nut (33), and is two sets of one side of pressing board (25) is equipped with movable shell (24) respectively.
2. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: the inner part of the upper die plate (1) is movably inserted with positioning columns (4) respectively, the positioning columns (4) are arranged into four groups, and one ends of the four groups of positioning columns (4) are welded on one side of the lower die plate (2) respectively.
3. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: one end of the first transmission pipe (12) is inserted with a first bearing (11), and the first bearing (11) is installed on the top side of the refrigeration box (6).
4. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: guide plate (8) have been welded respectively to the inboard of refrigeration case (6), mouth of pipe (7) have been seted up respectively to the both sides of refrigeration case (6), and are two sets of gas circuit pipe (5) are pegged graft respectively to the inboard of mouth of pipe (7), and are two sets of the outside of gas circuit pipe (5) is pegged graft respectively in the inboard of bed die board (2), and is two sets of the one end of gas circuit pipe (5) is fixed connection respectively has rotary joint (21), and is two sets of the one end difference fixed connection second transmission pipe (20) of rotary joint (21).
5. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: the bottom ends of the two groups of support rods (16) are respectively inserted with second bearings (17), and the two groups of second bearings (17) are respectively arranged in the lower die plate (2).
6. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: the outer parts of the two groups of second transmission pipes (20) are respectively sleeved with third bearings (22), the two groups of third bearings (22) are respectively installed in supporting shells (23), the two groups of supporting shells (23) are respectively installed in the lower die plate (2), and the outer sides of the two groups of supporting shells (23) are respectively attached to the inner sides of the two groups of movable shells (24).
7. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 6, wherein: limiting rods (31) are welded on the inner sides of the two groups of supporting shells (23) respectively, limiting holes (32) are formed in the two groups of nuts (33) respectively, and the outer portions of the four groups of limiting rods (31) are movably inserted in the limiting holes (32) respectively.
8. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: and cold air holes (26) are respectively formed in one side of each of the two groups of pressing plates (25), inserting holes (34) are respectively formed in the other side of each of the two groups of pressing plates (25), and the inner diameter of each inserting hole (34) is matched with the outer diameter of the second transmission pipe (20).
9. The plastic mold for sports equipment capable of reducing the friction of demolding according to claim 1, wherein: the top side of lower mould board (2) is equipped with the shaping groove, the shaping groove includes two sets of limiting plate (13), two sets of movable shell (24) and slurcam (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515594.1A CN112757571A (en) | 2020-12-21 | 2020-12-21 | Plastic mold capable of reducing demolding friction for sports equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515594.1A CN112757571A (en) | 2020-12-21 | 2020-12-21 | Plastic mold capable of reducing demolding friction for sports equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112757571A true CN112757571A (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011515594.1A Pending CN112757571A (en) | 2020-12-21 | 2020-12-21 | Plastic mold capable of reducing demolding friction for sports equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112757571A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208730112U (en) * | 2018-08-10 | 2019-04-12 | 佛山市顺德区毅丰塑料模具有限公司 | A kind of plastic mould ejection guiding mechanism |
| CN211679872U (en) * | 2020-01-17 | 2020-10-16 | 沈阳多友诚模具有限公司 | Novel aluminum alloy conductor casting mold |
-
2020
- 2020-12-21 CN CN202011515594.1A patent/CN112757571A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208730112U (en) * | 2018-08-10 | 2019-04-12 | 佛山市顺德区毅丰塑料模具有限公司 | A kind of plastic mould ejection guiding mechanism |
| CN211679872U (en) * | 2020-01-17 | 2020-10-16 | 沈阳多友诚模具有限公司 | Novel aluminum alloy conductor casting mold |
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Application publication date: 20210507 |
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