CN203622768U - Wire wheel injection-molding die - Google Patents

Wire wheel injection-molding die Download PDF

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Publication number
CN203622768U
CN203622768U CN201320620419.8U CN201320620419U CN203622768U CN 203622768 U CN203622768 U CN 203622768U CN 201320620419 U CN201320620419 U CN 201320620419U CN 203622768 U CN203622768 U CN 203622768U
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CN
China
Prior art keywords
plate
die
fixed
clamping plate
bushing
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320620419.8U
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Chinese (zh)
Inventor
牟维军
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牟维军
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Priority to CN201320620419.8U priority Critical patent/CN203622768U/en
Application granted granted Critical
Publication of CN203622768U publication Critical patent/CN203622768U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a wire wheel injection-molding die which consists of a fixed template, a stripping plate, a fixed clamping plate, a fixed die base plate, a fixed die cavity bushing, a sprue bushing, a positioning ring, a forming block, angle guide pillars, a sliding block, tapered wedges, a pulling pin, a circular spring, a pouring gate ejection stripping column, a fixed distance pulling bushing, a polyurethane bushing, a lateral guide plate, moving die cavity plates, ejector sleeves, a rectangular spring and a resetting rod, wherein the sprue bushing (6) of the wire wheel injection-molding die is in clearance fit with the fixed clamping plate (3) and the stripping plate (2); the positioning ring (7) is arranged on the fixed clamping plate (3); the tapered wedges (11) are fastened on the stripping plate (2), and are in clearance fit with the fixed template (1); the angle guide pillars (9) are arranged in inclined holes of the fixed template (1), and are in clearance fit with inclined holes in the sliding block (10) in a sliding way. The die can firmly and reliably move, and is low in cost, high in production efficiency and suitable for metal casting and plastic injection molding.

Description

Line wheel injecting molding die
Technical field
The present invention relates to plastic shaping, is line wheel injecting molding die.
Background technology
Manufacture boundary at mould, line wheel shaping mold mechanism used is had to following two kinds: the outer hand ejection of (1) mould, after it is injection moulding, by ejecting mechanism forming blocks together with goods outside launch mode, after cooling by manually goods being separated with forming blocks, and then by manually forming blocks being installed to the moulding of carrying out next cycle in mould.Though its mould structure is simple, die cost is low, but production efficiency is low, and quality of item is poor, and labor strength is large, be simultaneously by artificial installation forming piece in mould, operator's safety can not get ensure.(2) hydraulic pressure is loosed core and hydraulic pressure ejecting mechanism, and it is to utilize the piston driving forming blocks of hydraulic cylinder to make side slip move loosing core of goods groove, then organizes hydraulic cylinder driven mold ejecting mechanism pushing out product by being arranged on another on mould.Its automaticity is high, and quality of item is excellent, and production efficiency is high, but mould structure is very complicated, and die manufacturing cycle is long, and die cost is high, mould installation, debugging, inconvenient maintenance.In order to overcome the defect of above-mentioned mould, I provide following a kind of mold mechanism to solve the defect of above-mentioned two kinds of moulds in conjunction with production line practical experience for many years.
Summary of the invention
The present invention is to provide line wheel injecting molding die, line wheel injection forming die structure as shown in the figure, open safely required controlling space size within the scope of injector stroke safe distance for guaranteeing mould, therefore must control the gross thickness size of mould, cover half die cavity cover is bumped into after solid plate, has added a little cover half backing plate that has cast gate runner concurrently at its rear portion.The dynamic mould core of moulding axis hole also adopts the mode of a small raft after being fixed on Bottom clamp plate, because the space of mould after opening is completely larger, for security, the reliability of the guiding accuracy between assurance dynamic model, cover half and mould use, guide pillar length dimension should suitably lengthen.In order to guarantee the formed precision of mould and to prevent from, because of the unreasonable distortion that may produce goods of adopted stripping means, therefore adopting ejector sleeve to eject the demoulding.For making mold attaching/detaching conveniently and location, the guiding guide pillar of ejector sleeve fixed head adopts straight-through cylinder to add the form of guide pin bushing, and straight-through cylindrical height dimension should be than installing space height dimension increase magnitude of interference 0.2-0.5mm.When injection, the closely sealed precision of slide block die joint directly affects the Forming Quality of goods, mould adopts wedge to insert the version of moving platen in the time of design, to increase fulcrum, thus the coupling mechanism force of wedge to slide block when booster shots, the quality while guaranteeing slide block shaping groove.The moulding of intermediate shaft hole is that dynamic mould core adopts the structure of inserting cover half die cavity cover, to guarantee the axiality requirement of product molding.This mould is of value to full-automatic to be produced, quality of item fineness, and mould structure is simple, and production efficiency is high, and die manufacturing cycle is short, mould installation, debugging, easy to maintenance.Line wheel injecting molding die has solved the mould structure of hand ejection, and production efficiency is low, and quality of item is poor, and labor strength is large, and operator's safety can not get the problem ensureing.Solved hydraulic pressure and loosed core and hydraulic pressure ejecting mechanism mould structure complexity, die cost is high, the problem that die manufacturing cycle is long.Line wheel injecting molding die, it is characterized in that: sprue bush (6) and top clamping plate (3) and de-plate (2) matched in clearance of watering, centring ring (7) is arranged on top clamping plate (3), wedge (11) be fastened on de-water plate (2) upper after again with solid plate (1) matched in clearance, Angle Pin (9) is arranged in the inclined hole of solid plate (1) and then coordinates with the inclined hole glade plane space on slide block (10), drawing material pin (12) to be arranged on top clamping plate (3) is slidably matched with de-hole of watering on plate (2) again, after controlled interval pull rod (31) and solid plate (1) are slidably matched again with moving platen (32), dynamic model backing plate (30) matched in clearance, die sinking spacer sleeve (36) is arranged in the stepped hole of top clamping plate (3), soket head cap screw (35) is fastenedly connected with controlled interval pull rod (31), guide pillar (29) is arranged on top clamping plate (1) then and is arranged on de-the first guide pin bushing (34) glade plane space watering on plate (2) and solid plate (1) and coordinates, and then coordinate with the second guide pin bushing (33) glade plane space being arranged on moving platen (32), dynamic mould core (22) is slidably matched with dynamic model backing plate (30) and dynamic model die cavity cover (18) after being arranged on ejector sleeve fixed head (28) again, push pedal guide pillar (24) is slidably matched with the 3rd guide pin bushing being arranged on push rod backing plate (27) and ejector sleeve fixed head (28), release link (21) is arranged on ejector sleeve fixed head (28) above and then is slidably matched with moving platen (32), spacing draws material cover (15) and polyurethane sleeve screw fastening on solid plate (1).
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described
Shown in figure
The sectional side elevation of slide block and wedge, Angle Pin matching relationship when Fig. 1 is the cast of mould matched moulds.
Fig. 2 draws the sectional side elevation of material pin and ejector sleeve, fixed pole pull bar and mould component relationship while being the cast of mould matched moulds.
In figure, numeral number represents respectively:
1---solid plate 2---the de-plate 3 that waters---top clamping plate
4---cover half backing plate 5---cover half die cavity cover 6---sprue bush
7---centring ring 8---forming blocks 9---Angle Pins
10---slide block 11---wedge 12---draws material pin
The de-stock column in 13---coil component spring 14---running channel bullet top
15---spacing is drawn material cover 16---polyurethane sleeve 17---side guide
18---dynamic model cavity plate 19---ejector sleeve 20---Rectangular Springs
21---release link 22---dynamic mould core 23---the 3rd guide pin bushings
24---push pedal guide pillar 25---backing plate 26---Bottom clamp plates
27---push rod backing plate 28---ejector sleeve fixed head 29---guide pillars
30---dynamic model backing plate 31---controlled interval pull rod 32---moving platens
33---the second guide pin bushing 34---first guide pin bushing 35---soket head cap screws
36---die sinking spacer sleeve
the specific embodiment:
Shown in figure, be line wheel injecting molding die, the selection of this mould die joint.Be the somatotype interface of dynamic model and cover half in goods largest contours, it is conducive to exhaust simultaneously, and makes as far as possible goods stay dynamic model part.The upper end of goods is the horizontal parting face between mould dynamic model, cover half, and the moulding of groove part adopts slide block vertical-parting structure.Determining of ejecting mechanism, because the design feature of these goods limits, can not adopt push rod to eject goods after injection moulding, be therefore designed to ejector sleeve pushing-out structure form.For preventing mould slide block and ejector sleeve generation interference in the time resetting, therefore adopt and in the stroke space of release link (21), install 8 heavy load Rectangular Springs (20) additional, can produce the object first resetting.Open required controlling space size completely within the scope of injector stroke safe distance for guaranteeing mould, therefore the gross thickness of mould is in safe distance, cover half die cavity cover (5) is bumped into after solid plate (1), is adding thereafter a cover half backing plate (4) that has cast gate runner concurrently.After the dynamic mould core (22) of moulding axis hole is fixed on Bottom clamp plate, then adds cushion block (25) and compress.For guaranteeing the formed precision of mould and preventing product deformation, goods adopt ejector sleeve ejecting structure mode, because the machining accuracy of ejector sleeve (19) the form and position tolerance precision after to goods injection moulding has a direct impact, therefore work in-process must improve 2-4 accuracy class and guarantees.When injection, the quality of fit of slide block die joint directly affects the Forming Quality of goods, mould has adopted wedge (11) to insert the version of moving platen (32) in the time of design, to increase fulcrum, thereby the coupling mechanism force of wedge when booster shots (11) to slide block (10), the quality while guaranteeing slide block (10) molding concave die.The course of work of this mould is: injection finishes, the spacing being fixed on solid plate (1) is drawn material cover (15) and is fixed on the moment of friction effect between the polyurethane sleeve (16) on moving platen (32), moving platen, solid plate do not produce separation, because the reset response die joint I of the de-interior circular cross-section spring of stock column (14) in running channel bullet top first opens, main running channel is separated with sprue bush.Dynamic model part is moved after continuing, when die sinking spacer sleeve (36) step is held after top clamping plate (1), die joint II is opened, the drawing material pin (12) being simultaneously arranged in top clamping plate (1) makes total cast gate separate with goods under the closure state of moving, cover half, guarantees so not produce when goods separate with cast gate distortion.Injector is moved after continuing, and when after controlled interval pull rod (31) step and solid plate tension, die joint II opens completely, and the de-stock column (14) in running channel bullet top makes runner part separate with drawing material pin (12), and whole running gate system comes off.Injector is moved after continuing, and spacing draws material cover (15) and the moment of friction of polyurethane sleeve (16) to eliminate, until moving, cover half opens, finally ejects ejector sleeve in mechanism urges mould from pushing out product in dynamic model by the hydraulic pressure of injector.

Claims (1)

1. line wheel injecting molding die, it is characterized in that: sprue bush (6) and top clamping plate (3) and de-plate (2) matched in clearance of watering, centring ring (7) is arranged on top clamping plate (3), wedge (11) be fastened on de-water plate (2) upper after again with solid plate (1) matched in clearance, Angle Pin (9) is arranged in the inclined hole of solid plate (1) and then coordinates with the inclined hole glade plane space on slide block (10), drawing material pin (12) to be arranged on top clamping plate (3) is slidably matched with de-hole of watering on plate (2) again, after controlled interval pull rod (31) and solid plate (1) are slidably matched again with moving platen (32), dynamic model backing plate (30) matched in clearance, die sinking spacer sleeve (36) is arranged in the stepped hole of top clamping plate (3), soket head cap screw (35) is fastenedly connected with controlled interval pull rod (31), guide pillar (29) is arranged on top clamping plate (1) then and is arranged on de-the first guide pin bushing (34) glade plane space watering on plate (2) and solid plate (1) and coordinates, guide pillar (29) coordinates with the second guide pin bushing (33) glade plane space being arranged on moving platen (32) simultaneously, dynamic mould core (22) is slidably matched with dynamic model backing plate (30) and dynamic model die cavity cover (18) after being arranged on ejector sleeve fixed head (28) again, push pedal guide pillar (24) is slidably matched with the 3rd guide pin bushing being arranged on push rod backing plate (27) and ejector sleeve fixed head (28), release link (21) is arranged on ejector sleeve fixed head (28) and is then slidably matched with moving platen (32), spacing draws material cover (15) and polyurethane sleeve (16) screw fastening on solid plate (1).
CN201320620419.8U 2013-09-23 2013-09-23 Wire wheel injection-molding die Expired - Fee Related CN203622768U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320620419.8U CN203622768U (en) 2013-09-23 2013-09-23 Wire wheel injection-molding die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320620419.8U CN203622768U (en) 2013-09-23 2013-09-23 Wire wheel injection-molding die

Publications (1)

Publication Number Publication Date
CN203622768U true CN203622768U (en) 2014-06-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320620419.8U Expired - Fee Related CN203622768U (en) 2013-09-23 2013-09-23 Wire wheel injection-molding die

Country Status (1)

Country Link
CN (1) CN203622768U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105196481A (en) * 2015-09-23 2015-12-30 洛阳市建园模具制造有限公司 Operation method of die for producing plug insulator
CN107053603A (en) * 2017-05-11 2017-08-18 佛山市捷信来包装材料有限公司 A kind of NEW TYPE OF COMPOSITE flexible package sealing strip winding disc integral type injection mold
CN108372632A (en) * 2018-03-13 2018-08-07 苏州经贸职业技术学院 The two-way oblique core drawing mechanism of asymmetric and symmetrical oblique compound core pulling mold

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105196481A (en) * 2015-09-23 2015-12-30 洛阳市建园模具制造有限公司 Operation method of die for producing plug insulator
CN107053603A (en) * 2017-05-11 2017-08-18 佛山市捷信来包装材料有限公司 A kind of NEW TYPE OF COMPOSITE flexible package sealing strip winding disc integral type injection mold
CN108372632A (en) * 2018-03-13 2018-08-07 苏州经贸职业技术学院 The two-way oblique core drawing mechanism of asymmetric and symmetrical oblique compound core pulling mold

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140604

Termination date: 20140923

EXPY Termination of patent right or utility model