CN201728799U

CN201728799U - Manual operator mold of LED (Light-Emitting Diode) display screen

Info

Publication number: CN201728799U
Application number: CN2010201168473U
Authority: CN
Inventors: 赵建平; 韩国强
Original assignee: HANGZHOU LANHAI SPECIAL PURPOSE VEHICLE CO Ltd
Current assignee: HANGZHOU LANHAI SPECIAL PURPOSE VEHICLE CO Ltd
Priority date: 2010-02-23
Filing date: 2010-02-23
Publication date: 2011-02-02
Anticipated expiration: 2020-02-23

Abstract

The utility model relates to the field of mold technology, in particular to an injection mold for pairing and molding a manual operator of each LED display screen, solving the problems of one-step molding of a manual operator shell of the whole LED display screen, and comprising an upper mold, a lower mold, an ejector rod device and a sliding block component, wherein the lower part of the upper mold is provided with a front cover upper mold core of the manual operator and a rear cover upper mold core parallel to the front cover upper mold core; a sprue penetrates through the upper mold to be communicated with the front cover upper mold core and the rear cover upper mold core; the upper part of the lower mold is provided with a front cover lower mold core of the manual operator and a rear cover lower mold core parallel to the front cover lower mold core; the distance between the front cover lower mold core and the rear cover lower mold core is equal to that between the front cover upper mold core and the rear cover upper mold core; and the ejector rod device is arranged in a mold body of the lower mold.

Description

LED display manual operator mould

Technical field

The utility model relates to technical field of mold, especially relates to a kind of injection mold that is used for the paired moulding of every LED display manual operator.

Background technology

Injection mold is various informative, come branch to have their own characteristics each by work characteristics, general injection mold mainly is to design by product characteristics, as number of patent application is ZL200710104654.9 mould, comprise die holder, die and adjustment part, die holder has storage tank, and die is located in the storage tank, adjustment part is located in the storage tank and between die holder and die, and mould more can comprise and force piece, forces piece to be located on the adjustment part and adjacent with die, and mould includes two locking parts, utilize a locking part that adjustment part and die is fastened to each other, another locking part then makes forces piece, adjustment part and die holder are fastened to each other.Be 200510053626.X injection mold that comprises cylinder and enlarged-diameter member as Chinese patent application number, cylinder comprises mesopore, opening and outer peripheral face, and on its outer peripheral face, having the part of being recessed to form, its shape can not be come out along the direction of opening mould withdrawing pattern from mould; The enlarged-diameter member enters mesopore by opening, with the external diameter of expansion cylinder, and can relatively enter or withdraw from mesopore; The enlarged-diameter member is arranged in mesopore when mold cramping, and withdraws from mesopore when mould is opened; Cylinder is made greater than the scheduled pressure value metal by longitudinal modulus of elasticity, and when the enlarged-diameter member withdraws from mesopore, and the external diameter of the cylinder that the insertion by the enlarged-diameter member enlarges reduces.

But for the product of being made up of a plurality of accessories, and each part is again single, can be designed as each accessory that obtains sub-assembly with an injection moulding in manufacture process, to raise labour productivity.

Summary of the invention

The purpose of this utility model is in order to solve the problem of whole LED display screen manual operator shell disposal molding, a kind of reasonable in design is provided, each accessory of every manual operator designs in same secondary injection mould, the effect of push rod and slide block assembly by many groups of each correlation function positions reaches the LED display manual operator mould of manual operator moulding with quick, high precision.

Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of LED display manual operator mould, comprise patrix, counterdie, pin-lift arrangement, slide block assembly, the following position that it is characterized in that described patrix be provided with core on the protecgulum of manual operator and with protecgulum on core on the bonnet that be arranged in parallel of core, core on cast gate break-through patrix and the protecgulum, core communicates on the bonnet, the upper part of described counterdie be provided with core under the protecgulum of manual operator and with protecgulum under core under the bonnet that be arranged in parallel of core, core under the protecgulum, on distance under the bonnet between the core and the protecgulum behind the core, the distance that covers between the core equates that pin-lift arrangement is arranged in the mold of counterdie.During matched moulds, core unites two into one under the protecgulum on the protecgulum in the patrix in core and the counterdie, formed manual operator protecgulum shaping mould, synthetic one pair of complete bonnet moulding injection mould of core under the bonnet on the bonnet in the patrix in core and the counterdie, under the effect of pin-lift arrangement and slide block device, carry out the demoulding, convenient, accurate, quick.

As preferably, on the protecgulum in the described patrix on core, the bonnet under the protecgulum in core and the counterdie under core, the bonnet core corresponding one by one.Front and rear covers fits in a complete manual operator shell, and in manufacture process, each injection moulding can both obtain one pair of manual operator shell, carries out the assembly automation management.

As preferably, the following position of described patrix is provided with some leads, is provided with the pilot hole with the lead matched in clearance in the end face that counterdie cooperates with patrix.Upper and lower mould needs folding, and its required precision is very high, and lead and pilot hole are respectively established four, and guarantees the mutual alignment precision.

As preferably, on the protecgulum in the described patrix on core and the bonnet core be die, an end of core is provided with the slide block Angle Pin on protecgulum.The accommodation space that manual operator is made up of protecgulum and bonnet, built-in various electronic devices and components, and must rationally arrange and fix between each components and parts; Angle Pin can be assemblied in the patrix as part separately, and tilts to the outside of patrix, with the displacement that provides the slide block assembly along continuous straight runs to move.

As preferably, under the protecgulum of described counterdie under core and the bonnet core be punch, an end of core is provided with slide block assembly under the protecgulum, the groove matched in clearance at the upper end of slide block assembly and slide block Angle Pin place.The setting of die and punch will be to set the reasonability of technologies such as the injection moulding during design behind the consideration matched moulds, the demoulding arbitrarily by product characteristics; A boss is established in the upper end of slide block assembly, and boss is corresponding with the groove in the patrix.

As preferably, be provided with runner between the core under core and the bonnet under the described protecgulum, runner becomes " worker " font, is provided with the post hole under the protecgulum in the core.Runner communicates with cast gate, and keeps unimpeded in injection moulding, guarantees that mobile material is full of in each core.

As preferably, a top board is established in the bottom of described pin-lift arrangement, pin-lift arrangement lays respectively in the mold of counterdie under the protecgulum that the core place is provided with some Zhi Putong push rods under the core and bonnet, the position between the core is provided with the material handle and takes push rod out of under core and the bonnet under protecgulum, a side of core is provided with side demoulding push rod under bonnet, the end of side demoulding push rod is provided with step, pin-lift arrangement under protecgulum under core and the bonnet position outside the core be provided with some push rod guide pillars.Common push rod and all types of push rods are all pressed the distribution area demoulding stressing conditions desired location and the quantity of product, and side demoulding push rod can damage product to the required avris of thrust after the bonnet moulding of the demoulding when avoiding the demoulding.

As preferably, described common push rod pass under the protecgulum core under the core and bonnet and with protecgulum under under core and the bonnet the last plane of core flush, the material handle is taken push rod out of and is passed runner and flush with the last plane of runner, side demoulding push rod passes under the bonnet behind the core, the last plane of core flushes under the high-end and bonnet of side demoulding push rod end step, and the push rod guide pillar passes the pilot hole that the mold top of counterdie is provided with.When not having the demoulding, all push rod upper surfaces all flush with plane on the following core of mould, and the thrust unit by the counterdie bottom after the moulding upwards boosts each push rod, reaches the purpose of the demoulding.The pilot hole that the mold top of counterdie is provided with carries out guide-localization to each push rod.

As preferably, described slide block assembly above-below direction is established an oblique guide pin bushing, the endoporus and the slide block Angle Pin matched in clearance of oblique guide pin bushing, slide block assembly is provided with slide block towards protecgulum mo(u)ld bottom half core direction and looses core, the last plane that slide block is loosed core is lower than the bottom of core punch under the protecgulum, the two bottom sides of slide block assembly is provided with the horizontally-guided bar, the guiding slot port matched in clearance that is provided with in horizontally-guided bar and the counterdie.Tiltedly guide pin bushing can directly be produced in the slide block, be that the endoporus mode realizes, the direction of this endoporus is consistent with the incline direction of slide block Angle Pin, slide block is loosed core and is adopted the mode of T type groove or dovetail groove to be fixed on the slide block, slide block is loosed core and is established two, the last plane that slide block is loosed core is arranged on below the bottom of core punch under the protecgulum, when slide block assembly moves, and the bottom that the last plane that slide block is loosed core promotes shaped article immediately.

Effective effect of the present utility model is: each parts of design manual operator lid in same pair of mould, guaranteed that an injection moulding can obtain a complete cover product, and the precision of each fit dimension when mould itself is made, utilize many to distribute rational push rod and slide block assembly to make product stripping safety, scrappage is low.

Therefore, the utility model is a kind of reasonable in design, and integrated cost is low, the LED display manual operator mould of matched moulds, injection moulding, the demoulding quickly and safely.

Description of drawings

Fig. 1 is a kind of main TV structure schematic diagram of the utility model mold.

Fig. 2 is the B-B sectional structure schematic diagram of the utility model Fig. 1.

Fig. 3 is the A-A sectional structure schematic diagram of the utility model Fig. 1.

Fig. 4 is a kind of three-dimensional structure schematic diagram of the utility model mold.

Fig. 5 is a kind of three-dimensional structure schematic diagram of the utility model bed die combination.

Fig. 6 is a kind of main TV structure schematic diagram of the utility model bed die.

Fig. 7 is the M-M sectional structure schematic diagram of the utility model Fig. 6.

Fig. 8 is the local structure for amplifying schematic diagram of the utility model pin-lift arrangement.

Fig. 9 is a kind of three-dimensional structure schematic diagram of the utility model slide block assembly.

Among the figure: 1. patrix, core on 101. protecgulums, core on 102. bonnets, 103. slide block Angle Pins, 104. cast gates, 105. leads;

2. counterdie, core under 201. protecgulums, core under 202. bonnets, 203. runners, 204. post holes;

3. pin-lift arrangement, 301. side demoulding push rods;

4. slide block assembly, 401. oblique guide pin bushings, 402. slide blocks are loosed core, 403. horizontally-guided bars.

The specific embodiment

Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.

A kind of LED display manual operator of present embodiment mould is made up of patrix 1, counterdie 2, pin-lift arrangement 3, slide block assembly 4.

Referring to Fig. 1, Fig. 2, establish on the protecgulum of a manual operator core 102 on the core 101 and bonnet at the following position of patrix 1 medium position, on the protecgulum on core 101 and the bonnet core 102 be arranged in parallel, the centre stays a space to establish a cast gate 104, on cast gate 104 break-through patrixes 1 and the protecgulum on core 101 and the bonnet core 102 communicate, so that material injects the core of front and rear covers simultaneously during injection moulding, core 201 cooperates corresponding under the protecgulum on the protecgulum in the patrix 1 in core 101 and the counterdie 2, core 202 cooperates correspondingly under the bonnet on the bonnet in the patrix 1 in core 102 and the counterdie 2, and each forms one pair of protecgulum core rod and bonnet core rod.Core 102 employing die forms on core 101 and the bonnet on the protecgulum in the patrix 1.An end of core 101 is established a slide block Angle Pin 103 on protecgulum, and the slide block Angle Pin is to the outside of patrix inclination 15 degree angles.

Referring to Fig. 3, be that the working face four corners position of front and rear covers core is established 4 leads 105 at the following position of patrix 1, as shown in Figure 4, in the end working face that counterdie 2 cooperates with patrix 1, be provided with 4 pilot holes with lead 105 matched in clearance equally.

As Fig. 5, Fig. 6, shown in Figure 7, corresponding with patrix 1, be provided with core 201 under the protecgulum of manual operator in the upper part of counterdie 2, with with protecgulum under core 202 under the bonnet that be arranged in parallel of core 201, core 101 backs on distance between the core 202 and the protecgulum under core 201, the bonnet under the protecgulum, the distances that cover between the core 102 equate, and just form two core spaces.The mold inside of counterdie 2 has accommodation space, and pin-lift arrangement 3 is arranged in this mold accommodation space of counterdie 2.

Match with the die form of patrix 1, under the protecgulum of counterdie 2 under core 201 and the bonnet core 202 be made as the punch form, and under protecgulum an end of core 201 to establish a slide block assembly 4 corresponding with the slide block Angle Pin 103 in the patrix 1, the groove location and the matched in clearance at the upper end of slide block assembly 4 and slide block Angle Pin 103 places, the depth of groove at slide block Angle Pin 103 places is bigger than the upper end length dimension of slide block assembly 4, be provided with post hole 204 under the protecgulum in the core 201, the screw that electronic component is used is installed for shaping workpiece provides in post hole 204.Be provided with " worker " font runner 203 under protecgulum under core 201 and the bonnet between the core 202, the material handle is taken the centre position of push rod by runner 203 out of.

Referring to Fig. 8, pin-lift arrangement 3 is equipped with by the top of the top board in bottom that various forms of push rods form, pin-lift arrangement 3 is assemblied in the mold of counterdie 2, and respectively under protecgulum under core 201 and the bonnet position of core 202 be provided with common push rod, the diameter of common push rod varies, press the required setting of product stripping at diverse location, common push rod pass under the protecgulum core 202 under the core 201 and bonnet and with protecgulum under under core and the bonnet the last plane of core flush.

Under protecgulum under core 201 and the bonnet between the core 202 position be provided with the material handle take push rod out of, the material handle is taken push rod out of and is passed runner 203 and flush with the last plane of runner 203, it is half-plane that the head design that the material handle is taken push rod out of becomes end face, one side-lower of tight coupling end surface is designed to have hook-type, is used for resting on after drawstring goes out injection moulding when the demoulding material handle in the runner 203.

Side demoulding push rod 301 is arranged on an end of core 202 length directions under the bonnet, a step is established in the end of side demoulding push rod 301, side demoulding push rod 301 passes under the bonnet behind the core 202, and the last plane of core 202 flushes under the high-end and bonnet of side demoulding push rod end step, as shown in Figure 8.

Pin-lift arrangement 3 under protecgulum under core 201 and the bonnet four corners position outside the core 202 be provided with 4 push rod guide pillars, the push rod guide pillar passes pilot hole that the mold top of counterdie 2 is provided with as the production orientation effect between pin-lift arrangement 3 and the counterdie 2.

Referring to Fig. 9, slide block assembly 4 above-below directions are established an oblique guide pin bushing 401, tiltedly the endoporus of guide pin bushing 401 to the inboard of counterdie tilt 15 degree angles and with slide block Angle Pin 103 matched in clearance; Slide block assembly 4 is established a slide block towards protecgulum mo(u)ld bottom half core 201 directions and is loosed core 402, slide block is loosed core when not working, and the bottom of core 201 punch flushes under 402 last plane and the protecgulum, the two bottom sides of slide block assembly 4 is provided with horizontally-guided bar 403, is provided with the T type guiding slot port that cooperates with 403 barriers of horizontally-guided bar in the counterdie 2.

During work, patrix 1 merges with counterdie 2, material injects from cast gate 104, in the manual operator bonnet core that " worker " font runner 203 enters in the manual operator protecgulum core that core 201 is formed under the core 101 and protecgulum on the protecgulum and core 202 is formed under core 102 and the bonnet on the bonnet.During the demoulding, move pin-lift arrangement 3, slide block assembly 4 simultaneously, make the manual operator protecgulum and the bonnet demoulding simultaneously of moulding, have a pair of one's own.

The foregoing description is to explanation of the present utility model, is not to qualification of the present utility model, any structure after the simple transformation of the present utility model, technology is all belonged to protection domain of the present utility model.

Claims

1. LED display manual operator mould, comprise patrix (1), counterdie (2), pin-lift arrangement (3), slide block assembly (4), the following position that it is characterized in that described patrix (1) be provided with core (101) on the protecgulum of manual operator and with protecgulum on core (102) on the bonnet that be arranged in parallel of core (101), core (101) on cast gate (104) break-through patrix (1) and the protecgulum, core on the bonnet (102) communicates, the upper part of described counterdie (2) be provided with core (201) under the protecgulum of manual operator and with protecgulum under core (202) under the bonnet that be arranged in parallel of core (201), core under the protecgulum (201), on distance between the core under the bonnet (202) and the protecgulum behind the core (101), the distance that covers between the core (102) equates that pin-lift arrangement (3) is arranged in the mold of counterdie (2).

2. LED display manual operator mould according to claim 1 is characterized in that on the protecgulum in the described patrix (1) on core (101), the bonnet under the protecgulum in the core (102) and counterdie (2) that core (202) is corresponding one by one under core (201), the bonnet.

3. LED display manual operator mould according to claim 1, the following position that it is characterized in that described patrix (1) is provided with some leads (105), is provided with the pilot hole with lead (105) matched in clearance in counterdie (2) and the end face that patrix (1) cooperates.

4. according to claim 1 or 2 or 3 described LED display manual operator moulds, it is characterized in that on the protecgulum in the described patrix (1) that core (102) is a die on the core (101) and bonnet, an end of core on protecgulum (101) is provided with slide block Angle Pin (103).

5. according to claim 1 or 2 or 3 described LED display manual operator moulds, it is characterized in that under the protecgulum of described counterdie (2) that core (202) is a punch under the core (201) and bonnet, one end of core under the protecgulum (201) is provided with slide block assembly (4), the groove matched in clearance at the upper end of slide block assembly (4) and slide block Angle Pin (103) place.

6. LED display manual operator mould according to claim 5, it is characterized in that being provided with between the core (202) under core under the described protecgulum (201) and the bonnet runner (203), runner (203) becomes " worker " font, is provided with post hole (204) in the core under the protecgulum (201).

7. LED display manual operator mould according to claim 1, a top board is established in the bottom that it is characterized in that described pin-lift arrangement (3), pin-lift arrangement (3) lays respectively under core under the protecgulum (201) and the bonnet core (202) and locates to be provided with some Zhi Putong push rods in the mold of counterdie (2), position under core under protecgulum (201) and the bonnet between the core (202) is provided with the material handle and takes push rod out of, one side of core under bonnet (202) is provided with side demoulding push rod (301), the end of side demoulding push rod (301) is provided with step, pin-lift arrangement (3) under protecgulum under core (201) and the bonnet position outside the core (202) be provided with some push rod guide pillars.

8. LED display manual operator mould according to claim 7, it is characterized in that described common push rod pass core (202) under core under the protecgulum (201) and the bonnet and with protecgulum under under core and the bonnet the last plane of core flush, the material handle is taken push rod (302) out of and is passed runner (203) and flush with the last plane of runner (203), after side demoulding push rod (301) passes core under the bonnet (202), the last plane of core (202) flushes under the high-end and bonnet of side demoulding push rod end step, and the push rod guide pillar passes the pilot hole that the mold top of counterdie (2) is provided with.

9. LED display manual operator mould according to claim 1, it is characterized in that described slide block assembly (4) above-below direction establishes an oblique guide pin bushing (401), the endoporus and slide block Angle Pin (103) matched in clearance of oblique guide pin bushing (401), slide block assembly (4) is provided with slide block loose core (402) towards protecgulum mo(u)ld bottom half core (201) direction, the loose core last plane of (402) of slide block is lower than the bottom of core under the protecgulum (201) punch, the two bottom sides of slide block assembly (4) is provided with horizontally-guided bar (403), the guiding slot port matched in clearance that is provided with in horizontally-guided bar (403) and the counterdie (2).