CN203994062U - A kind of ring plastic cement mouth of a river die cutting die - Google Patents

A kind of ring plastic cement mouth of a river die cutting die Download PDF

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Publication number
CN203994062U
CN203994062U CN201420368477.0U CN201420368477U CN203994062U CN 203994062 U CN203994062 U CN 203994062U CN 201420368477 U CN201420368477 U CN 201420368477U CN 203994062 U CN203994062 U CN 203994062U
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China
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mentioned
closed
river
loop shaped
punch
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CN201420368477.0U
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Chinese (zh)
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王亚榆
陈道温
马雪军
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Tongda (Shishi) Technology Co.,Ltd.
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Fujian Shishi Tongda Electrical Appliance Co Ltd
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Abstract

The utility model provides a kind of ring plastic cement mouth of a river die cutting die, comprise rush-up seat and lower red seat, in the bottom surface of rush-up seat, upper punch is installed, on the bottom surface of upper punch, convex with closed-loop shaped blade, upper punch is provided with the perforation in the scope in closed-loop shaped blade, offers and the extension perforation of boring a hole and communicating in rush-up seat; In lower red seat, offer through hole, low punch is installed in through hole, and in low punch, offer feed opening, the upper surface of low punch is positioned at feed opening opening's edge place and convexes with for closed-loop shaped blade and be installed with in upper closed-loop shaped cutter platform, and the upper surface of lower red seat is provided with the positioning and mounting structure for mobile phone key lid location and installation.Compared with prior art, can carry out integrally punching to the ring plastic cement mouth of a river, greatly improve the removal efficiency at the ring plastic cement mouth of a river, reduced workman's the amount of labour, a whole die-cut process all produces without dust, has omitted the dedusting operation of post processing, makes a whole production process of mobile phone key lid less.

Description

A kind of ring plastic cement mouth of a river die cutting die
Technical field
The utility model relates to a kind of die cutting die, particularly a kind ofly for mobile phone key lid after injection moulding, is positioned at the die cutting die that the unit of plastic at mould-injection mouth place excises.
Background technology
Existing mobile phone key lid, its structure is a plastic casing specifically, and the top of this plastic casing has the display window matching with mobile phone screen size, and bottom has the key hole matching with mobile phone key.As shown in Figure 1, this kind of mobile phone key covers and after injection mo(u)lding, is positioned at the ring plastic cement mouth of a river 100 that KEYJian position, center all can shape can mold the key hole of this mobile phone of sealing KEY key, this ring plastic cement mouth of a river 100 be in injection moulding process for injecting the sealing of liquid plastic, cooling formation after injection molding; Therefore, after the injection moulding of mobile phone key lid, there is the removing step that the ring plastic cement mouth of a river is removed.
The removing method at the existing ring plastic cement mouth of a river is: first workman wipes out the columnar part 100a at the ring plastic cement mouth of a river 100 with scissors, and then with CNC engraving machine, the foundation ring 100b at the ring plastic cement mouth of a river 100 is removed, like this, can complete the removal at the ring plastic cement mouth of a river.Yet, CNC engraving machine ubiquity production capacity is low, and the defect that can produce a large amount of dust in engraving process, this just causes the removal efficiency at the annular plastics mouth of a river lower, simultaneously, the generation of dust makes mobile phone key lid removal rear surface, the mouth of a river can remain a large amount of dust, cannot meet client's shipment requirement,, in order to meet client's shipment requirement, after remove at the annular plastics mouth of a river, also need to carry out dedusting operation one, make a whole production process of mobile phone key lid more.
In view of this, the applicant furthers investigate the problems referred to above, then by this case, is produced.
Utility model content
The purpose of this utility model is to provide a kind of ring plastic cement mouth of a river die cutting die, it can be removed the annular plastics mouth of a river of mobile phone key lid rapidly, and removal efficiency is higher, there is no dust and produces, can omit dedusting operation, make a whole production process of mobile phone key lid less.
The technical scheme that the utility model adopts is such: a kind of ring plastic cement mouth of a river die cutting die, comprise rush-up seat and lower red seat, in the bottom surface of above-mentioned rush-up seat, upper punch is installed, above-mentioned upper punch is provided with outside rush-up seat bottom surface, the closed-loop shaped blade that the external diameter of its external diameter and foundation ring, the ring plastic cement mouth of a river matches, and in above-mentioned upper punch, be provided with and connect the upper and lower two ends of upper punch, and the perforation in the scope in above-mentioned closed-loop shaped blade, the external diameter of the aperture of above-mentioned perforation and ring plastic cement mouth of a river columnar part matches, and in above-mentioned rush-up seat, offering its lower end communicates with above-mentioned perforation, upper end passes to the extension perforation outside above-mentioned rush-up seat end face, in above-mentioned lower red seat, offer and connect the upper and lower two ends of above-mentioned lower red seat, and the through hole falling for the ring plastic cement mouth of a river, in above-mentioned through hole, low punch is installed, and on above-mentioned low punch, offer and connect the upper and lower two ends of low punch, for the feed opening in falling within the ring plastic cement mouth of a river, the upper surface of above-mentioned low punch is positioned at above-mentioned feed opening opening's edge place and convexes with for closed-loop shaped blade and be installed with in upper closed-loop shaped cutter platform, and the internal diameter of above-mentioned closed-loop shaped cutter platform upper end end face and the internal diameter of the above-mentioned closed-loop shaped blade lower end surface setting that matches, the position that the upper surface of above-mentioned lower red seat is positioned at outside above-mentioned through hole is provided with the positioning and mounting structure for mobile phone key lid location and installation.
Above-mentioned upper punch is the rectangle of its foursquare arc transition, the bottom of above-mentioned upper punch has undergauge section, above-mentioned undergauge section is cylindrical-shaped structure, the lower end surface of above-mentioned undergauge section and the bottom surface of above-mentioned rush-up seat flush, above-mentioned closed-loop shaped blade is arranged on the lower end surface of undergauge section, and one-body molded with above-mentioned undergauge section, and the lateral wall of the lateral wall of above-mentioned closed-loop shaped blade and above-mentioned undergauge section flushes, the madial wall of above-mentioned closed-loop shaped blade is the tubaeform of from top to bottom outside flaring, above-mentioned upper punch, above-mentioned undergauge section and the moulding of above-mentioned closed-loop shaped blade integrally casting.
Above-mentioned closed-loop shaped blade is that its mould steel model is DC53, and hardness is the mould steel blade of 62-65.
Above-mentioned low punch is the rectangle of its foursquare arc transition, stretch out outside the upper end port of above-mentioned through hole the end, upper end of above-mentioned low punch, the madial wall of above-mentioned closed-loop shaped cutter platform and the hole inwall of feed opening flush, and the lateral wall of above-mentioned closed-loop shaped cutter platform is the tubaeform of from top to bottom outside flaring.
Above-mentioned positioning and mounting structure comprises some locating dowels in can the tight fit corresponding some key holes that stretch into mobile phone key lid.
Adopt after technique scheme, a kind of ring plastic cement of the present utility model mouth of a river die cutting die, during application, need above rush-up seat, locate to be provided with the elevating mechanism that control rush-up seat moves up and down, die-cut front mobile phone key lid is placed on the upper surface of lower red seat, and be fixed on lower red seat by positioning and mounting structure, and the below, foundation ring at the ring plastic cement mouth of a river of the closed-loop shaped cutter platform of low punch in mobile phone key lid, the top at the ring plastic cement mouth of a river of the closed-loop shaped blade of upper punch in mobile phone key lid, the columnar part at the perforation of upper punch and the ring plastic cement mouth of a river is oppositely arranged up and down, when die-cut, by elevating mechanism, controlling the downward red seat direction of rush-up seat moves down, moving down of rush-up seat can make the columnar part at the ring plastic cement mouth of a river stretch into perforation and extend in perforation, when closed-loop shaped blade contacts with the foundation ring upper surface at the ring plastic cement mouth of a river, the foundation ring at the ring plastic cement mouth of a river is clamped between the lower end surface of closed-loop shaped blade and the upper end end face of closed-loop shaped cutter platform, now utilize foundation ring that pressure that closed-loop shaped blade presses down can cutting ring shape plastic inlet and the connecting portion between mobile phone key lid, the ring plastic cement mouth of a river cutting off falls in feed opening, finally through the lower end of through hole port, drop out.Compared with prior art, can carry out integrally punching to the ring plastic cement mouth of a river, without workman, the columnar part at the ring plastic cement mouth of a river is wiped out, greatly improved the removal efficiency at the ring plastic cement mouth of a river, reduced workman's the amount of labour, meanwhile, a whole die-cut process all produces without dust, omitted the dedusting operation of post processing, made a whole production process of mobile phone key lid less.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the three-dimensional exploded view of the utility model when die-cut;
Fig. 3 is the three-dimensional exploded view of the utility model after die-cut;
Fig. 4 is the constitutional diagram of upper punch and low punch in the utility model;
Fig. 5 is the stereogram of upper punch in the utility model.
In figure:
Rush-up seat 1 extends perforation 11
Lower red seat 2 through holes 21
Locating dowel 22 upper punch 3
Undergauge section 31 closed-loop shaped blades 32
33 low punches 4 of boring a hole
Feed opening 41 closed-loop shaped cutter platforms 42
Mobile phone key covers 100 key hole 100a
The ring plastic cement mouth of a river 101 foundation ring 101a
Columnar part 101b
The specific embodiment
A kind of ring plastic cement of the present utility model mouth of a river die cutting die, as Figure 1-5, comprise rush-up seat 1 and lower red seat 2, upper punch 3 is installed in the bottom surface of rush-up seat 1, this upper punch 3 is the rectangle of its foursquare arc transition, installing hole (not shown) in being flush-mounted in for upper punch 3 tight fits is installed in rush-up seat 1, on the bottom surface of this upper punch 3, extend and be provided with undergauge section 31, undergauge section 31 is cylindrical-shaped structure, the bottom surface of the lower end surface of this undergauge section 31 and rush-up seat 1 flushes, the lower end surface of this undergauge section 31 convexes with the closed-loop shaped blade 32 that the external diameter of foundation ring 101a at the ring plastic cement mouth of a river 101 of its external diameter and mobile phone key lid 100 matches, the lateral wall of the lateral wall of undergauge section 31 and closed-loop shaped blade 32 flushes, the madial wall of this closed-loop shaped blade 32 is the tubaeform of from top to bottom outside flaring, upper punch 32, undergauge section 31 and the 32 integrally casting moulding of closed-loop shaped blade, and upper punch 3, undergauge section 31 and closed-loop shaped blade 32 its model of all serving as reasons is DC53, hardness is that the mould steel casting of 62-65 forms, be that upper punch 3 is mould steel drift, closed-loop shaped blade 32 is mould steel blade, in this upper punch 3, offer outside the lower end surface that its lower end passes to undergauge section 31, upper end is by the perforation 33 outside the upper end end face of upper punch 3, in the scope of this perforation 33 in closed-loop shaped blade 32, and the aperture of perforation 33 and the external diameter of the ring plastic cement mouth of a river 101 columnar part 101b match, and in rush-up seat 1, offering its lower end communicates with perforation 33, upper end passes to the extension perforation 11 outside rush-up seat 1 end face, in this lower red seat 2, offer and connect lower red seat Shang Xia 2 two ends, the through hole 21 falling for the ring plastic cement mouth of a river 101, low punch 4 is installed in through hole 21, low punch 4 is the rectangle of its foursquare arc transition, stretch out outside the upper end port of through hole 21 end, upper end of low punch 4, and in low punch 4, offer and connect low punch Shang Xia 4 two ends, for the ring plastic cement mouth of a river 101, fall to the feed opening 41 of through hole 21, the upper end end face of low punch 4 is positioned at feed opening 41 opening's edge places and convexes with for closed-loop shaped blade 32 and be installed with in upper closed-loop shaped cutter platform 42, and the internal diameter of closed-loop shaped cutter platform 42 upper end end faces and the internal diameter of closed-loop shaped blade 32 lower end surfaces match, the external diameter of closed-loop shaped cutter platform 42 upper end end faces and the external diameter of closed-loop shaped blade 32 ends, lower end match, the madial wall of closed-loop shaped cutter platform 42 and the hole inwall of feed opening 41 flush, the lateral wall of closed-loop shaped cutter platform 42 is the tubaeform of from top to bottom outside flaring, the position that the upper surface of lower red seat 2 is positioned at through hole 21 peripheries is provided with the positioning and mounting structure that covers 100 location and installation for mobile phone key, this positioning and mounting structure comprises some locating dowels 22 in can the tight fit corresponding some key hole 100a that stretch into mobile phone key lid 100, in the present embodiment, this locating dowel 22 arranges four, four locating dowel 22 correspondences are distributed in the place, four angles of closed-loop shaped cutter platform 42.
A kind of ring plastic cement of the present utility model mouth of a river die cutting die, during application, above rush-up seat 1, locate to be provided with the elevating mechanism that control rush-up seat 1 moves up and down, this elevating mechanism can be lift cylinder, one mount pad is set above rush-up seat 1, the cylinder body of lift cylinder is fixed on this mount pad, the free end end of the piston rod of lift cylinder arrange down and with rush-up seat 1 secure fit, die-cut front mobile phone key lid 100 is placed on the upper surface of lower red seat 2, and make in the corresponding four key hole 100a that snap in mobile phone key lid 100 of four locating dowels 22, mobile phone key lid 100 can be fixed on lower red seat 2 like this, and the closed-loop shaped cutter platform 42 of low punch 4 is just in the foundation ring at the ring plastic cement mouth of a river 101 101a below, the top that the closed-loop shaped blade 32 of upper punch 3 just opposes in the ring plastic cement mouth of a river 101, the perforation 33 of upper punch 3 is oppositely arranged up and down with the columnar part 101b at the ring plastic cement mouth of a river 101, when die-cut, start elevating mechanism, elevating mechanism is controlled downward red seat 2 directions of rush-up seat 1 and is moved down, moving down of rush-up seat 1 can make closed-loop shaped blade 32 close to closed-loop shaped cutter platform 42 directions, and the columnar part 101b at the annular plastics mouth of a river 101 corresponding stretch into perforation 33 in, if columnar part 101b can be through perforation 33 to extending in perforation 11 when the length of columnar part 101b is longer, until closed-loop shaped blade 32, be displaced downwardly to while contacting with closed-loop shaped cutter platform 42, again moving down of closed-loop shaped blade 32 can be cut off the connecting portion between the foundation ring 101a at the ring plastic cement mouth of a river 101 between closed-loop shaped blade 32 and closed-loop shaped cutter platform 42 and mobile phone key lid 100, the ring plastic cement mouth of a river 101 is separated with mobile phone key lid 100, the ring plastic cement mouth of a river 101 falls in through hole 21 from feed opening 41, finally from the lower end port of through hole 21, drop out, can complete the die-cut of the ring plastic cement mouth of a river like this.Compared with prior art, its whole die-cut process all produces without dust, omitted the dedusting operation of post processing, make a whole production process of mobile phone key lid less, simultaneously, because rush-up seat 1 and upper punch 3 have through hole 11 and the perforation 33 of stretching into for columnar part 101b, like this, the removal at the ring plastic cement mouth of a river 101 only need be carried out die-cut can wiping out the columnar part 101b at the ring plastic cement mouth of a river 101 without workman to foundation ring 101a, greatly improved the removal efficiency at the ring plastic cement mouth of a river 100, reduced workman's the amount of labour, separately, the setting of the through hole 11 of rush-up seat 1 makes die cutting die on the ring plastic cement mouth of a river 101 die-cut, can not be subject to the impact of length of the columnar part 101b at the ring plastic cement mouth of a river 101, make the scope of application of die cutting die of the present utility model wider.An advantage more of the present utility model is: because of closed-loop shaped blade 32 and closed-loop shaped cutter platform 42, all adopting its model is DC53, hardness is that the mould steel of 62-65 is made, this position noresidue burr and lousiness that limits the ring plastic cement mouth of a river can make the mobile phone key lid 100 after die-cut, thereby the better quality of the lid of the mobile phone key after die-cut 100, can reach client's quality requirements, also can make the machining accuracy of closed-loop shaped blade 32 reach monolateral 0.02mm; Meanwhile, the restriction of closed-loop shaped blade 32 shapes can make closed-loop shaped blade comparatively sharp.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present utility model.

Claims (5)

1. a ring plastic cement mouth of a river die cutting die, it is characterized in that: comprise rush-up seat and lower red seat, in the bottom surface of above-mentioned rush-up seat, upper punch is installed, above-mentioned upper punch is provided with outside rush-up seat bottom surface, the closed-loop shaped blade that the external diameter of its external diameter and foundation ring, the ring plastic cement mouth of a river matches, and in above-mentioned upper punch, be provided with and connect the upper and lower two ends of upper punch, and the perforation in the scope in above-mentioned closed-loop shaped blade, the external diameter of the aperture of above-mentioned perforation and ring plastic cement mouth of a river columnar part matches, and in above-mentioned rush-up seat, offering its lower end communicates with above-mentioned perforation, upper end passes to the extension perforation outside above-mentioned rush-up seat end face, in above-mentioned lower red seat, offer and connect the upper and lower two ends of above-mentioned lower red seat, and the through hole falling for the ring plastic cement mouth of a river, in above-mentioned through hole, low punch is installed, and on above-mentioned low punch, offer and connect the upper and lower two ends of low punch, for the feed opening in falling within the ring plastic cement mouth of a river, the upper surface of above-mentioned low punch is positioned at above-mentioned feed opening opening's edge place and convexes with for closed-loop shaped blade and be installed with in upper closed-loop shaped cutter platform, and the internal diameter of above-mentioned closed-loop shaped cutter platform upper end end face and the internal diameter of the above-mentioned closed-loop shaped blade lower end surface setting that matches, the position that the upper surface of above-mentioned lower red seat is positioned at outside above-mentioned through hole is provided with the positioning and mounting structure for mobile phone key lid location and installation.
2. a kind of ring plastic cement according to claim 1 mouth of a river die cutting die, it is characterized in that: above-mentioned upper punch is the rectangle of its foursquare arc transition, the bottom of above-mentioned upper punch has undergauge section, above-mentioned undergauge section is cylindrical-shaped structure, the lower end surface of above-mentioned undergauge section and the bottom surface of above-mentioned rush-up seat flush, above-mentioned closed-loop shaped blade is arranged on the lower end surface of undergauge section, and one-body molded with above-mentioned undergauge section, and the lateral wall of the lateral wall of above-mentioned closed-loop shaped blade and above-mentioned undergauge section flushes, the madial wall of above-mentioned closed-loop shaped blade is the tubaeform of from top to bottom outside flaring, above-mentioned upper punch, above-mentioned undergauge section and the moulding of above-mentioned closed-loop shaped blade integrally casting.
3. a kind of ring plastic cement according to claim 1 mouth of a river die cutting die, is characterized in that: above-mentioned closed-loop shaped blade is that its mould steel model is DC53, and hardness is the mould steel blade of 62-65.
4. a kind of ring plastic cement according to claim 1 mouth of a river die cutting die, it is characterized in that: above-mentioned low punch is the rectangle of its foursquare arc transition, stretch out outside the upper end port of above-mentioned through hole the end, upper end of above-mentioned low punch, the madial wall of above-mentioned closed-loop shaped cutter platform and the hole inwall of feed opening flush, and the lateral wall of above-mentioned closed-loop shaped cutter platform is the tubaeform of from top to bottom outside flaring.
5. a kind of ring plastic cement according to claim 1 mouth of a river die cutting die, is characterized in that: above-mentioned positioning and mounting structure comprises some locating dowels in can the tight fit corresponding some key holes that stretch into mobile phone key lid.
CN201420368477.0U 2014-07-04 2014-07-04 A kind of ring plastic cement mouth of a river die cutting die Active CN203994062U (en)

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Application Number Priority Date Filing Date Title
CN201420368477.0U CN203994062U (en) 2014-07-04 2014-07-04 A kind of ring plastic cement mouth of a river die cutting die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420368477.0U CN203994062U (en) 2014-07-04 2014-07-04 A kind of ring plastic cement mouth of a river die cutting die

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881754A (en) * 2015-01-26 2016-08-24 上海景奕电子科技有限公司 Compound die-cutting device for ceramic chip for production of notebook computer antennas

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881754A (en) * 2015-01-26 2016-08-24 上海景奕电子科技有限公司 Compound die-cutting device for ceramic chip for production of notebook computer antennas
CN105881754B (en) * 2015-01-26 2017-09-29 昊佰电子科技(上海)有限公司 Produce the composite mold cutting device of notebook computer antenna ceramic paster

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210709

Address after: 1800 Gangkou Avenue, Haijiang Town, Shishi City, Quanzhou City, Fujian Province

Patentee after: Tongda (Shishi) Technology Co.,Ltd.

Address before: 362700 Tongda Industrial Park, Shishi City, Quanzhou City, Fujian Province

Patentee before: FUJIAN SHISHI TONGDA ELECTRICAL APPLIANCE Co.,Ltd.