CN204327709U - Plastic Parts with Inner Thread and Plastic Parts with Inner Thread blank thereof - Google Patents
Plastic Parts with Inner Thread and Plastic Parts with Inner Thread blank thereof Download PDFInfo
- Publication number
- CN204327709U CN204327709U CN201420627381.1U CN201420627381U CN204327709U CN 204327709 U CN204327709 U CN 204327709U CN 201420627381 U CN201420627381 U CN 201420627381U CN 204327709 U CN204327709 U CN 204327709U
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- Prior art keywords
- plastic
- inner thread
- plastic parts
- communicated cavity
- blank
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- 229920003023 plastic Polymers 0.000 title claims abstract description 213
- 239000004033 plastic Substances 0.000 title claims abstract description 213
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000007664 blowing Methods 0.000 claims description 34
- 238000000071 blow moulding Methods 0.000 claims description 20
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000007493 shaping process Methods 0.000 description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 14
- 238000001746 injection moulding Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000010103 injection stretch blow moulding Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of Plastic Parts with Inner Thread, described Plastic Parts with Inner Thread comprises plastic body and is connected to the joint of described plastic body, described plastic body has inner chamber, described joint has the communicated cavity of circular in cross-section, and described communicated cavity is communicated in described inner chamber and the side that described communicated cavity deviates from described inner chamber is opening; The sidewall of described communicated cavity is provided with internal thread, the sidewall of described inner chamber being projected to outside the projection in the plane perpendicular to described communicated cavity central shaft of sidewall that small part is positioned at described communicated cavity in the plane perpendicular to described communicated cavity central shaft.The Plastic Parts with Inner Thread that the utility model provides is under the condition that joint internal diameter size is identical, and the outside dimension of connection part can be less, while saving material, improves the aesthetics of plastic.The utility model additionally provides a kind of blank for the production of Plastic Parts with Inner Thread.
Description
Technical field
The utility model relates to note stretch blow forming field, particularly relates to the shaping plastic of a kind of injection stretch blow moulding, a kind of blank for making the shaping plastic of injection stretch blow moulding.
Background technique
Plastic is there is everywhere, as plastic cup, packing plastic bottle, plastic water bottle, plastic handles etc. in life.Plastic has inner chamber usually, the inner chamber of plastic sometimes based on functional requirements, as being used as Container; Sometimes based on the demand of saving material, weight reduction, as plastics goods of furniture for display rather than for use, plastic handles etc.Along with the raising of people's living standard, the appearance requirement of people to the plastic be seen everywhere in daily life is more and more higher.
Plastic is provided with screw thread usually to be connected with miscellaneous part is dismountable.Usually arrange outside thread in the plastic with inner chamber, arrange internal thread in the plastic without inner chamber, two plastics that are threaded are with closed inner chamber.Because the plastic joint with inner chamber is outside thread, the plastic without inner chamber is internal thread, when both are threaded, the plastic without inner chamber is positioned at the outside of the joint of the plastic with inner chamber, when the joint internal diameter of the plastic with inner chamber is identical, the outside dimension of both joints is comparatively large, affects the attractive in appearance of product.
Therefore, need a kind of plastic with inner chamber newly badly, when making to be connected with the plastic without inner chamber, the outside dimension of both joints can be less, to improve sight.
Model utility content
The purpose of this utility model is to provide a kind of Plastic Parts with Inner Thread, and when making to be connected with the plastic without inner chamber, the outside dimension of both connection parts is less, to improve sight.
Another object of the present utility model is to provide a kind of Plastic Parts with Inner Thread blank, to produce Plastic Parts with Inner Thread.
To achieve these goals, the utility model discloses a kind of Plastic Parts with Inner Thread, described Plastic Parts with Inner Thread comprises plastic body and is connected to the joint of described plastic body, described plastic body has inner chamber, described joint has the communicated cavity of circular in cross-section, and described communicated cavity is communicated in described inner chamber and the side that described communicated cavity deviates from described inner chamber is opening; The sidewall of described communicated cavity is provided with internal thread, the sidewall of described inner chamber being projected to outside the projection in the plane perpendicular to described communicated cavity central shaft of sidewall that small part is positioned at described communicated cavity in the plane perpendicular to described communicated cavity central shaft.
Compared with prior art, the Plastic Parts with Inner Thread that the utility model provides, the internal thread of joint with there is externally threaded plastic be threaded, with closed inner chamber, thus make under the condition that joint internal diameter size is identical, the outside dimension of both connection parts can be less, while saving material, improves the aesthetics of plastic.
Preferably, described Plastic Parts with Inner Thread is plastic measuring glass, plastic cup, plastic water bottle, plastic closure, packing plastic bottle, plastics sub-bottling or plastic handles; People can as required, and design and manufacture the various Plastic Parts with Inner Thread with inner chamber, design freedom is higher, and the various Plastic Parts with Inner Thread produced have simple shape, advantage elegant in appearance.
Preferably, the material of described Plastic Parts with Inner Thread blank is PET, PETG, PS, ABS, PP or PE.
To achieve these goals, the invention also discloses a kind of Plastic Parts with Inner Thread blank for making above-mentioned Plastic Parts with Inner Thread, described Plastic Parts with Inner Thread blank comprises blank body and is connected to the joint of described blank body, and described blank body has treats blowing chamber for inner chamber described in blow moulding and forming; Described joint has the communicated cavity of circular in cross-section, treat blowing chamber described in described communicated cavity is communicated in and described communicated cavity deviate from described in treat that the side in blowing chamber is opening, the sidewall of described communicated cavity is provided with internal thread; Describedly to treat within the projection in the plane perpendicular to described communicated cavity central shaft of sidewall that the projection of the sidewall in blowing chamber in the plane perpendicular to described communicated cavity central shaft be positioned at described communicated cavity.
Compared with prior art, the Plastic Parts with Inner Thread blank that the utility model provides, treats blowing chamber by blowing, can mold above-mentioned Plastic Parts with Inner Thread easily.
Preferably, the material of described Plastic Parts with Inner Thread blank is PET, PETG, PS, ABS, PP or PE.
Accompanying drawing explanation
Fig. 1-1, Fig. 1-2 and Fig. 1-3 are the structural representation of the utility model Plastic Parts with Inner Thread.
Fig. 2 is the enlarged view in A portion in Fig. 1-1.
Fig. 3 is the first view of Plastic Parts with Inner Thread manufacturing mechanism.
Fig. 4 is the second view of Plastic Parts with Inner Thread manufacturing mechanism.
Fig. 5 is the sectional drawing of Plastic Parts with Inner Thread manufacturing mechanism.
Fig. 6-1 and Fig. 6-2 is the view of injection step.
Fig. 7 is the structural representation of the utility model Plastic Parts with Inner Thread blank.
Fig. 8 is the enlarged view in B portion in Fig. 6-1.
Fig. 9 is the enlarged view in C portion in Fig. 7.
Figure 10-1, Figure 10-2 and Figure 10-3 is the view of blowing steps.
Figure 11-1 and Figure 11-2 is the view of demoulding step.
Embodiment
By describing technology contents of the present utility model, structure characteristics in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with mode of execution.
The Plastic Parts with Inner Thread M100 that the utility model shown in composition graphs 1-1 and Fig. 2 provides, comprise plastic body M110 and the joint M120 being connected to plastic body M110, plastic body M110 has inner chamber M111, joint M120 has the communicated cavity M121 of circular in cross-section, and communicated cavity M121 is communicated in inner chamber M111 and the side that communicated cavity M121 deviates from inner chamber M111 is opening; The sidewall of communicated cavity M121 is provided with internal thread M122, the sidewall of inner chamber M111 being projected to outside the projection in the plane perpendicular to communicated cavity M121 central shaft of sidewall that small part is positioned at communicated cavity M121 in the plane perpendicular to communicated cavity M121 central shaft.
The Plastic Parts with Inner Thread M100 that the utility model provides, the internal thread M121 of joint M120 with there is externally threaded plastic be threaded, with closed inner chamber M110, thus make under the condition that joint M120 internal diameter size is identical, the outside dimension of both connection parts can be less, while saving material, improve the aesthetics of plastic.
Fig. 1-1, Fig. 1-2 with Fig. 1-3 are respectively the different specific embodiment of the utility model Plastic Parts with Inner Thread.Wherein, Fig. 1-1 and Fig. 1-2 is respectively plastic container, and Fig. 1-3 is plastic tooth brush handle.Be not limited to the embodiment shown in figure be limited, the Plastic Parts with Inner Thread that the utility model provides can also be plastic measuring glass, plastic cup, plastic water bottle, plastic closure, packing plastic bottle or plastics sub-bottling etc.Wherein, for plastic closure, only need meet the condition of " inwall of inner chamber being projected to outside the projection in the plane perpendicular to communicated cavity central shaft of inwall that small part is positioned at joint in the plane perpendicular to communicated cavity central shaft ", namely belong within the claimed scope of the utility model Plastic Parts with Inner Thread; Meet the plastic closure of above-mentioned condition, while can closing other containers, itself also forms plastic container, belongs within the claimed scope of the utility model Plastic Parts with Inner Thread; Plastic tooth brush handle M300 as Figure 1-3, its with there is externally threaded toothbrush head be threaded mutually and namely form the toothbrush of a toothbrush with replaceable toothbrush head head, plastic tooth brush handle M300 has inner chamber M311, make the boundary dimension of plastic handle M300 comparatively large to hold, save material materials, weight reduction simultaneously.
The material of the Plastic Parts with Inner Thread M100 that the utility model provides can be PET, PETG, PS, ABS, PP or PE.
Fig. 3 to Figure 11-2 is depicted as the structural representation of the equipment producing the utility model Plastic Parts with Inner Thread M100.Shown in Fig. 3 to Figure 11-2, for the utility model Plastic Parts with Inner Thread M100 shown in Fig. 1-1 and Fig. 2, the production method of the utility model Plastic Parts with Inner Thread is described:
Plastic Parts with Inner Thread manufacturing mechanism as shown in Figure 3-Figure 5, comprises pedestal 100, main shaft 200 and transfer member 300.Main shaft 200 is in the center being vertically arranged at pedestal 100, and main shaft 200 is connected to pedestal 100 rotationally, make the lower end of main shaft 200 be positioned at pedestal 100, the upper end of main shaft 200 is suspended on above pedestal 100, actuating motor 800 drive main spindle 200 be arranged in pedestal 100 is rotated; Transfer member 300 is arranged at above pedestal 100, and transfer member 300 is fixedly connected on main shaft 200, and rotates under the drive of main shaft 200, and the downside of transfer member 300 is provided with helical chipware 320; The first station, the second station, the 3rd station and the 4th station is provided with successively along the circumferencial direction being the center of circle with main shaft 200 above pedestal 100, and the first station, the second station, the 3rd station and the 4th station are arranged uniformly, be namely arranged at circumferencial direction take up an official post two-phase neighbour station between angle all in 90 °; Driven by servomotor transfer member 300 rotates, and drives helical chipware 320 successively through four stations, carries out injection moulding, temperature adjustment, blowing and the demoulding respectively, to make Plastic Parts with Inner Thread M100.
Preferably, the first station, the second station, the 3rd station and the 4th station equally are arranged, and spacing is the first distance; Distance between adjacent two helical chipwares 320 is second distance, and the first distance is equal with second distance; Four helical chipwares 320 move above pedestal 100, when a helical chipware 320 moves to the 4th station, along three helical chipwares 320 corresponding 3rd station, the second station and first stations respectively of rear side on movement direction, thus make each mould can cyclical operation.
In another embodiment being different from previous embodiment, above pedestal 100, the first station, the 3rd station and the 4th station can also be provided with successively along the circumferencial direction being the center of circle with main shaft 200 and amount to three stations, be arranged at circumferencial direction take up an official post two-phase neighbour station between angle all become 120 °, driven by servomotor transfer member 300 rotates, drive helical chipware 320 successively through three stations, carry out injection moulding, blowing and the demoulding respectively.Wherein, after injection step completes, Plastic Parts with Inner Thread manufacturing mechanism suspends a period of time, to reach the effect of temperature adjustment.Preferably, the first station, the 3rd station and the 4th station equally are arranged, and spacing is the 3rd distance; Distance between adjacent two helical chipwares 320 is the 4th distance, the 3rd distance with the 4th apart from equal; Three helical chipwares 320 move above pedestal 100, when a helical chipware 320 moves to the 4th station, along two helical chipwares 320 corresponding 3rd station and first station respectively of rear side on movement direction.
In the embodiment being again different from aforementioned two embodiments, driving component 300 also can be linear motion, the linearly equally spaced setting successively of first station, the second station, the 3rd station and the 4th station, driving component 300 drives that helical chipware 320 carries out injection moulding through the first station successively, the second station carries out temperature adjustment, the 3rd station carries out blowing, the 4th station carries out the demoulding.Certainly, same, the second station can omit.
Shown in composition graphs 6-1 to Figure 11-2, more specifically:
On the downside of transfer member 300, corresponding four stations are respectively arranged with helical chipware 320, for the internal thread M122 forming Plastic Parts with Inner Thread M100 joint M120.Particularly: the downside of transfer member 300 along with main shaft 200 for the center of circle circumferentially, corresponding four stations are respectively arranged with a die arrangement device 310; Die arrangement device 310 comprises the first cylinder 311 and start plate 312, first cylinder 311 is fixedly connected on transfer member 300 and the output terminal of the first cylinder is fixedly connected on start plate 312, vertically offer in start plate 312 the positioning hole (not shown) running through start plate 312, helical chipware 320 is arranged in positioning hole; Refer to Fig. 6-1 and Fig. 6-2, helical chipware 320 has in circular center hole 321, and the downside of helical chipware 320 is provided with outside thread, and the outside thread on the downside of helical chipware 320 stretches out positioning hole downwards.Further, a start plate 312 can be provided with multiple helical chipware 320, as in the present embodiment, as shown in Figure 3, a start plate 312 is provided with 4 helical chipwares 320, on pedestal 100 each station respectively correspondence be provided with four groups of moulds.
First station is injection molding station, and the first station is provided with blank forming die 400.Particularly: shown in composition graphs 5, Fig. 6-1 and Fig. 6-2, blank forming die 400 is arranged on the upside of pedestal 100; Second cylinder is fixedly connected on transfer member 300, and the output terminal of the second cylinder is fixedly connected with shaping upper 340, first cylinder 311 drives helical chipware 320 to move down the die cavity stretching into blank forming die 400, shaping upper 340 moves down under the driving of the second cylinder, stretches to the die cavity of blank forming die 400 through center hole 321.When carrying out injection moulding, the second air cylinder driven shaping upper 340 moves downwardly through center hole 321, and stretches to the die cavity of blank forming die 400, as in Figure 6-1; Liquid plastic is injected in die cavity, be after Plastic Parts with Inner Thread blank m100 until liquid plastic solidifying, the second air cylinder driven shaping upper 340 moves up and exits center hole 321, first cylinder 311 and drive helical chipware 320 to drive Plastic Parts with Inner Thread blank m100 to exit the die cavity of blank forming die 400.
Second station is temperature adjustment station, and the second station is provided with temperature adjustment mould 500.Transfer member 300 rotates Plastic Parts with Inner Thread blank m100 to the second station driving thread core part 320 and be threaded with helical chipware 320, in the second station internal threads plastic blank m100 temperature adjustment, by internal thread plastic cement blank m100 temperature adjustment to the temperature being suitable for blowing, to improve the ductility of Plastic Parts with Inner Thread blank m100, the plastic body M110 of the Plastic Parts with Inner Thread M100 that blowing is gone out is more even.The method of temperature control of internal threads plastic blank m100 can for leaving standstill temperature adjustment, blow thermophilic air or to mould temperature adjustment etc.In the present embodiment, second station is provided with temperature adjustment mould 500, the structure of this temperature adjustment mould 500 is with to make flowing mode all identical with blank forming die 400, by to temperature adjustment mould 500 temperature adjustment, the heat of the Plastic Parts with Inner Thread blank m100 be affixed with temperature adjustment mould 500 is passed fast, thus accelerates the temperature adjustment of internal threads plastic blank m100.In other embodiments being different from the present embodiment, the second station can not also arrange temperature adjustment mould 500, also or only arranges a simple holding device.
3rd station is blow molding station, and the 3rd station is provided with blow molding mould 600.Particularly: blow molding mould 600 is arranged on the upside of pedestal 100, blow molding mould 600 comprises along perpendicular to the 3rd counterdie 610 of die sinking on the central axis direction of helical chipware 320 or matched moulds and the 4th counterdie 620.When carrying out blowing, the second air cylinder driven shaping upper 340 moves downwardly through center hole 321, and the 3rd counterdie 610 and the 4th counterdie 620 move matched moulds in opposite directions, forms the die cavity around Plastic Parts with Inner Thread blank m100 as shown in Figure 10-1; Double thread plastic blank m100 blows, and Plastic Parts with Inner Thread blank m100 is blow molded to the shape of the Plastic Parts with Inner Thread M100 as shown in Figure 10-2; After Plastic Parts with Inner Thread M100 is shaping, shaping upper 340 moves up and exits center hole 321,3rd counterdie 610 and the opposing mobile die sinking of the 4th counterdie 620, as shown in Figure 10-3, the internal thread of Plastic Parts with Inner Thread M100 blowing becomes to be threaded with the outside thread of helical chipware 320.
4th station is demoulding station, and the 4th station is provided with blanking clamp 700.Blanking clamp 700, by clamping the outer wall of Plastic Parts with Inner Thread M100 and rotating, makes Plastic Parts with Inner Thread M100 depart from helical chipware 320, thus blanking.In one embodiment, as shown in Figure 11-1 and Figure 11-2, blanking clamp 700 comprises and to open on central axis direction perpendicular to helical chipware 320 or closed first point of fixture 710 and second point of fixture 720, when blanking clamp 700 is in clamp position, be formed with the clamping chamber 700a corresponding with the outer wall of Plastic Parts with Inner Thread M100.The clamping inwall of chamber 700a and the outer wall of Plastic Parts with Inner Thread M100 are affixed to clamp Plastic Parts with Inner Thread M100, rely on the frictional force between two sides that Plastic Parts with Inner Thread M100 can be driven to rotate, make the outer wall of Plastic Parts with Inner Thread M100 stressed relatively even, avoid that Plastic Parts with Inner Thread M100 local pressure is excessive to deform.In other embodiments being different from above-described embodiment, blanking clamp comprise some can the jaw of folding; When blanking clamp is clamp position, some jaws close to clamp the outer wall of Plastic Parts with Inner Thread M100, and rely on the frictional force drives Plastic Parts with Inner Thread M100 between jaw and Plastic Parts with Inner Thread M100 outer wall to rotate, and depart from the blanking of helical chipware 320.
The production method of the utility model Plastic Parts with Inner Thread specifically comprises the following steps:
A. helical chipware 320 stretches in the die cavity of blank forming die 400, molding and forming goes out Plastic Parts with Inner Thread blank m100, Plastic Parts with Inner Thread blank m100 comprises blank body m110 and is connected to the joint M120 of blank body, and blank body m110 has and treats blowing chamber m111; Joint M120 has the communicated cavity M121 of circular in cross-section, and communicated cavity M121 is communicated in and treats blowing chamber m111 and communicated cavity M121 deviates from the side for the treatment of blowing chamber m111 is opening; The sidewall of communicated cavity M121 is provided with internal thread M122.
Shown in composition graphs 3, Fig. 4 and Fig. 6-1, Fig. 6-2, particularly, when transfer member 300 drives helical chipware 320 to the first station, the die cavity that first cylinder 311 drives helical chipware 320 to move down to stretch into blank forming die 400, shaping upper 340 move downwardly through center hole 321 and stretch to the die cavity of blank forming die 400 under the driving of the second cylinder, and helical chipware 320, shaping upper 340 and blank forming die 400 surround an enclosed space.When carrying out injection moulding, the second air cylinder driven shaping upper 340 moves downwardly through the circular center hole of helical chipware 321, and stretches to the die cavity of blank forming die 400, as in Figure 6-1; Liquid plastic is injected in enclosed space, be after Plastic Parts with Inner Thread blank m100 until liquid plastic solidifying, second air cylinder driven shaping upper 340 moves up and exits center hole 321, first cylinder 311 and drive helical chipware 320 to drive Plastic Parts with Inner Thread blank m100 to exit the die cavity of blank forming die 400, as in fig. 6-2, the internal thread M122 of Plastic Parts with Inner Thread blank m100 becomes to be threaded with the outside thread of helical chipware 320.The plastic material be in a liquid state injected is PET, PETG, PS, ABS, PP or PE.
As shown in Figure 7, the Plastic Parts with Inner Thread blank m100 of step a molding and forming comprises blank body m110 and is connected to the joint M120 of blank body m110, and blank body m110 has and treats blowing chamber m111 for blow moulding and forming inner chamber M111; Joint M120 has the communicated cavity M121 of circular in cross-section, and communicated cavity M121 is communicated in and treats blowing chamber m111 and communicated cavity M121 deviates from the side for the treatment of blowing chamber m111 is opening, and the sidewall of communicated cavity M121 is provided with internal thread M122; Treat within the projection in the plane perpendicular to communicated cavity M121 central shaft of sidewall that the projection of sidewall in the plane perpendicular to communicated cavity M121 central shaft of blowing chamber m111 be positioned at communicated cavity M121.
B. internal threads plastic blank m100 carries out temperature adjustment.
Particularly, transfer member 300 rotates Plastic Parts with Inner Thread blank m100 to the second station driving thread core part 320 and be threaded with helical chipware 320, in the second station internal threads plastic blank m100 temperature adjustment.The method of temperature control of internal threads plastic blank m100 can for leaving standstill temperature adjustment, blow thermophilic air or to mould temperature adjustment etc.In the present embodiment, second station is provided with temperature adjustment mould 500, the structure of this temperature adjustment mould 500 is with to make flowing mode all identical with blank forming die 400, by to temperature adjustment mould 500 temperature adjustment, the heat of the Plastic Parts with Inner Thread blank m100 be affixed with temperature adjustment mould 500 inner cavity surface face is passed fast, thus accelerates the temperature adjustment of internal threads plastic blank m100.
It should be noted that step b is optional step, can not also carry out temperature adjustment by internal threads plastic blank m100, manufacturing mechanism suspends a period of time also or after step a completes, and also can reach the effect of temperature adjustment equally.
C. blow molding mould 600 is along matched moulds on the direction perpendicular to communicated cavity M121 central shaft, forms the die cavity around Plastic Parts with Inner Thread blank m100; Blowing Plastic Parts with Inner Thread blank m100, make to treat that the M121 blow moulding and forming of blowing chamber is inner chamber M121, the sidewall of inner chamber M121 is projected to outside the projection in the plane perpendicular to communicated cavity M121 central shaft of sidewall that small part is positioned at communicated cavity M121 in the plane perpendicular to communicated cavity M121 central shaft; Blow molding mould 600 is along die sinking on the direction perpendicular to communicated cavity M121 central shaft, and Plastic Parts with Inner Thread M100 departs from blow molding mould 600.
Shown in composition graphs 5 and Figure 10-1 to Figure 10-3, concrete, blow molding mould 600 comprises along perpendicular to the 3rd counterdie 610 of die sinking on the central axis direction of helical chipware 320 or matched moulds and the 4th counterdie 620.When carrying out blowing, the second air cylinder driven shaping upper 340 moves downwardly through center hole 321, and the 3rd counterdie 610 and the 4th counterdie 620 move matched moulds in opposite directions, forms the die cavity around Plastic Parts with Inner Thread blank m100 as shown in Figure 10-1; Internal threads plastic blank m100 treats air blowing in the m111 of blowing chamber, be the shape of plastic body M110, thus the Plastic Parts with Inner Thread M100 as shown in Figure 10-2 is made in blowing by blank body m110 blow moulding and forming; After Plastic Parts with Inner Thread M100 is shaping, shaping upper 340 moves up and exits center hole 321,3rd counterdie 610 and the opposing mobile die sinking of the 4th counterdie 620, as shown in Figure 10-3, the internal thread of Plastic Parts with Inner Thread M100 blowing becomes to be threaded with the outside thread of helical chipware 320.
D. blanking clamp 700 clamps Plastic Parts with Inner Thread M100 and drives Plastic Parts with Inner Thread M100 rotating stripping demoulding.
Concrete, shown in composition graphs 11-1 and Figure 11-2, blanking clamp 700 comprises and to open on central axis direction perpendicular to helical chipware 320 or closed first point of fixture 710 and second point of fixture 720, when blanking clamp 700 is in clamp position, be formed with the clamping chamber 700a corresponding with the outer wall of Plastic Parts with Inner Thread M100.The clamping inwall of chamber 700a and the outer wall of Plastic Parts with Inner Thread M100 are affixed to clamp Plastic Parts with Inner Thread M100, rely on the frictional force between two sides that Plastic Parts with Inner Thread M100 can be driven to rotate, make the outer wall of Plastic Parts with Inner Thread M100 stressed relatively even, avoid that Plastic Parts with Inner Thread M100 local pressure is excessive to deform.In other embodiments being different from above-described embodiment, blanking clamp comprise some can the jaw of folding; When blanking clamp is clamp position, some jaws close to clamp the outer wall of Plastic Parts with Inner Thread M100, and rely on the frictional force drives Plastic Parts with Inner Thread M100 between jaw and Plastic Parts with Inner Thread M100 outer wall to rotate, and depart from the blanking of helical chipware 320.
Further, blanking clamp 700 clamps Plastic Parts with Inner Thread M100 and while driving Plastic Parts with Inner Thread M100 to rotate to depart from helical chipware 320, blanking clamp 700 and helical chipware 320 mutually away from; Blanking clamp 700 clamps Plastic Parts with Inner Thread M100 and in the process driving Plastic Parts with Inner Thread M100 to rotate, the internal thread M122 of Plastic Parts with Inner Thread M100 joint M120 departs from the connection with helical chipware 320, and both go far gradually.Helical chipware 320 according to the rotating speed of Plastic Parts with Inner Thread M100 and pitch automatically on move, can also Plastic Parts with Inner Thread M100 be driven automatically to move down according to the rotating speed of Plastic Parts with Inner Thread M100 and pitch by blanking clamp 700, to reduce the distortion of internal thread M122 further.
After steps d terminates, helical chipware 320 moves to the first station again, and circulation performs step a to steps d.
In the embodiment of the production method of the above-mentioned Plastic Parts with Inner Thread provided, the internal thread M122 of joint M120 is threadedly connected to helical chipware 320, and under the drive of helical chipware 320, move to the first station, the second station, the 3rd station or the 4th station; Helical chipware 320 drives Plastic Parts with Inner Thread M100 or Plastic Parts with Inner Thread blank m100 to move between each mould, until blanking clamp 700 clamps Plastic Parts with Inner Thread M100 rotate disengaging helical chipware 320.In other embodiments being different from above-described embodiment, also after can completing injection step, temperature adjustment step or blowing steps, rotate by Plastic Parts with Inner Thread M100 or Plastic Parts with Inner Thread blank m100 and depart from helical chipware 320, after being transferred to another station, then Plastic Parts with Inner Thread M100 or Plastic Parts with Inner Thread blank m100 is rotated the helical chipware 320 being threadedly connected to current station.
The above-mentioned Plastic Parts with Inner Thread production method provided not limit with aforementioned Plastic Parts with Inner Thread manufacturing mechanism structure, only need to mold in the die cavity of blank forming die successively there is joint internal thread Plastic Parts with Inner Thread blank m100, in the die cavity of blow molding mould, blowing Plastic Parts with Inner Thread blank m100 forms Plastic Parts with Inner Thread M100, the blanking clamp clamping Plastic Parts with Inner Thread M100 with female threaded joint and drives described Plastic Parts with Inner Thread M100 rotating stripping demoulding.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (5)
1. a Plastic Parts with Inner Thread, it is characterized in that, described Plastic Parts with Inner Thread comprises plastic body and is connected to the joint of described plastic body, described plastic body has inner chamber, described joint has the communicated cavity of circular in cross-section, and described communicated cavity is communicated in described inner chamber and the side that described communicated cavity deviates from described inner chamber is opening; The sidewall of described communicated cavity is provided with internal thread, the sidewall of described inner chamber being projected to outside the projection in the plane perpendicular to described communicated cavity central shaft of sidewall that small part is positioned at described communicated cavity in the plane perpendicular to described communicated cavity central shaft.
2. Plastic Parts with Inner Thread as claimed in claim 1, it is characterized in that, described Plastic Parts with Inner Thread is plastic measuring glass, plastic cup, plastic water bottle, plastic closure, packing plastic bottle, plastics sub-bottling or plastic handles.
3. Plastic Parts with Inner Thread as claimed in claim 1, it is characterized in that, the material of described Plastic Parts with Inner Thread is PET, PETG, PS, ABS, PP or PE.
4. one kind for making the Plastic Parts with Inner Thread blank of Plastic Parts with Inner Thread as claimed in claim 1, it is characterized in that, described Plastic Parts with Inner Thread blank comprises blank body and is connected to the joint of described blank body, and described blank body has treats blowing chamber for inner chamber described in blow moulding and forming; Described joint has the communicated cavity of circular in cross-section, treat blowing chamber described in described communicated cavity is communicated in and described communicated cavity deviate from described in treat that the side in blowing chamber is opening, the sidewall of described communicated cavity is provided with internal thread; Describedly to treat within the projection in the plane perpendicular to described communicated cavity central shaft of sidewall that the projection of the sidewall in blowing chamber in the plane perpendicular to described communicated cavity central shaft be positioned at described communicated cavity.
5. Plastic Parts with Inner Thread blank as claimed in claim 1, it is characterized in that, the material of described Plastic Parts with Inner Thread blank is PET, PETG, PS, ABS, PP or PE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420627381.1U CN204327709U (en) | 2014-10-27 | 2014-10-27 | Plastic Parts with Inner Thread and Plastic Parts with Inner Thread blank thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420627381.1U CN204327709U (en) | 2014-10-27 | 2014-10-27 | Plastic Parts with Inner Thread and Plastic Parts with Inner Thread blank thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204327709U true CN204327709U (en) | 2015-05-13 |
Family
ID=53164076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420627381.1U Expired - Fee Related CN204327709U (en) | 2014-10-27 | 2014-10-27 | Plastic Parts with Inner Thread and Plastic Parts with Inner Thread blank thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204327709U (en) |
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2014
- 2014-10-27 CN CN201420627381.1U patent/CN204327709U/en not_active Expired - Fee Related
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Effective date of registration: 20170811 Address after: 523000 Guangdong city of Dongguan province Tangxia Gaobu Town Management District Patentee after: Mecca Container Co., Ltd. Address before: 523281 Guangdong province Dongguan Meigao Industrial Zone Tangxia Gaobu town Container Co Ltd Patentee before: Wang Gaoyang |
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Granted publication date: 20150513 Termination date: 20181027 |
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