CN201755643U - Ejecting device of die casting machine - Google Patents

Ejecting device of die casting machine Download PDF

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Publication number
CN201755643U
CN201755643U CN2010202917188U CN201020291718U CN201755643U CN 201755643 U CN201755643 U CN 201755643U CN 2010202917188 U CN2010202917188 U CN 2010202917188U CN 201020291718 U CN201020291718 U CN 201020291718U CN 201755643 U CN201755643 U CN 201755643U
Authority
CN
China
Prior art keywords
circular hole
push rod
die casting
ejector rod
casting machine
Prior art date
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
CN2010202917188U
Other languages
Chinese (zh)
Inventor
乐逢林
韩朝波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO CITY BEILUN XINLIN MACHINERY AND ELECTRIC MOULD CO Ltd
Original Assignee
NINGBO CITY BEILUN XINLIN MACHINERY AND ELECTRIC MOULD CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NINGBO CITY BEILUN XINLIN MACHINERY AND ELECTRIC MOULD CO Ltd filed Critical NINGBO CITY BEILUN XINLIN MACHINERY AND ELECTRIC MOULD CO Ltd
Priority to CN2010202917188U priority Critical patent/CN201755643U/en
Application granted granted Critical
Publication of CN201755643U publication Critical patent/CN201755643U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of die casting machines, in particular to a demoulding device of a die casting machine. An ejecting device of a die casting machine comprises a movable template, a mold insert, an ejector rod and an ejector rod plate; the movable template is fixedly connected with the mold insert; the ejector rod is fixedly connected with the ejector rod plate; and a guide pole and a guide sleeve are arranged between the movable template and the ejector rod plate. The ejecting device of the die casting machine is characterized in that a through hole I is formed on the movable template and is in clearance fit with the ejector rod; the mold insert is provided with a flow channel and a cavity which are communicated with each other; and the ejecting device of the die casting machine is provided with an inlay sleeve which is matched with the cavity in shape, sleeved on the ejector rod and fixedly connected with the cavity. The inlay sleeve is manufactured easily, so that when the inlay sleeve is worn, the ejector rod or the movable template does not need to be replaced, but the inlay sleeve can be replaced to keep a proper clearance with the ejector rod; therefore, the ejector rod can not be broken or stuck easily, and the service life of a die-casting mold can be prolonged; and when the ejector rod is stuck or broken so as not to be taken out easily, the ejector rod can be removed together with the inlay sleeve so as to be repaired conveniently.

Description

The die casting machine liftout attachment
Technical field
The utility model relates to the die casting machine technical field, and especially die casting machine is difficult for stuck, fracture, the easily liftout attachment of repairing.
Background technology
Die-cast product is behind the casting forming on the die casting machine. have big adhesion between die-cast product and compression mod because cooling is shunk, must eject compression mod to die-cast product with liftout attachment, the structure of the liftout attachment of die casting machine can be from notification number CN86106618 AUtility model obtain understanding, the push rod of liftout attachment is fixedly connected on the push rod plate, push rod passes moving platen and withstands on the product; The moving push rod of hydraulic oil cylinder driving push rod strip ejects compression mod with product, finishes the demoulding; Its weak point is: when the material of die-cast product be aluminium, copper etc. and owing to die-cast product shape reason, press casting procedure push rod and situation that the HTHP liquation contacts under, push rod is stuck sometimes, even fracture, repairs difficulty, influences compression mod service life.
The utility model content
The purpose of this utility model is stuck sometimes in order to overcome the liftout attachment push rod that has die casting machine now, even fracture, repairs the deficiency of difficulty, provides a kind of stuck, fracture that is difficult for, the easy die casting machine liftout attachment of repairing.
Concrete technical scheme of the present utility model is:
The die casting machine liftout attachment comprises moving platen, die, push rod, push rod plate; Described moving platen is fixedlyed connected with die; Described push rod is fixedlyed connected with the push rod plate; Be provided with guide pillar, guide pin bushing between described moving platen and push rod plate; It is characterized in that: described moving platen is provided with through hole one; Described through hole one and push rod matched in clearance; Described die is provided with runner, cavity; Described cavity is communicated with runner; Described die casting machine liftout attachment has the adaptive edge cover of profile and cavity and is enclosed within that push rod is outer fixedlys connected with cavity; Described edge cover and push rod matched in clearance.Edge cover is made easily, needn't change push rod or moving platen when wearing and tearing, can keep appropriate clearance with push rod by changing the edge cover, makes push rod be difficult for stuck, fracture, has improved compression mod service life; Stuck when push rod, when fracture be difficult for to be taken out, can split out convenient the reparation with the edge cover.
As preferably: described cavity is made of last circular hole one, circular hole one; Described circular hole one diameter of going up is less than circular hole one diameter; Described edge cover lower end is provided with the bulge loop one adaptive with circular hole one; Described edge cover top size and last circular hole are adaptive.
As preferably: described push rod plate is made of upper plate, lower plate; Described upper plate is provided with circular hole two, circular hole two; Described circular hole two diameters of going up are less than circular hole two diameters; Described circular hole two and the push rod interference fits of going up; Described push rod lower end is provided with the bulge loop two adaptive with circular hole two; Fixedly connected between described upper plate, lower plate; Described push rod plate is made of upper plate, lower plate, makes things convenient for the reparation or the replacing of push rod.
As preferably: described moving platen is provided with counterbore, described guide pillar and counterbore interference fit; Described upper plate is provided with circular hole three, circular hole three; Described circular hole three diameters of going up are less than circular hole three diameters; Described lower plate is provided with the through hole two that diameter equates with last circular hole three; Described guide pin bushing external diameter and last circular hole three, through hole two interference fit; Described guide pin bushing is provided with the bulge loop three adaptive with following circular hole three.Make things convenient for the reparation or the replacing of guide pillar, guide pin bushing.
The beneficial effects of the utility model are:
The die casting machine liftout attachment is provided with edge cover, and the edge cover is made easily, needn't change push rod or moving platen when wearing and tearing, can keep appropriate clearance with push rod by changing the edge cover, and easy fracture is not stuck to make push rod, has improved compression mod service life; Stuck when push rod, when fracture be difficult for to be taken out, can split out with the edge cover; The convenient reparation.Described push rod plate is made of upper plate, lower plate, makes things convenient for the reparation or the replacing of push rod, guide pillar, guide pin bushing.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the plan structure schematic diagram of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Die casting machine liftout attachment shown in accompanying drawing 1, accompanying drawing 2 has the push rod 4 of six roots of sensation circumference uniform distribution, and moving platen 1 is provided with through hole 1; Through hole one and push rod matched in clearance; Die 2 is provided with runner 21, cavity 22; Cavity is communicated with runner; Cavity is made of last circular hole 1, circular hole 1; Last circular hole one diameter is less than circular hole one diameter; Edge cover 3 lower ends are provided with the bulge loop one 31 adaptive with circular hole one; Edge cover top size is adaptive with last circular hole, and edge cover and push rod matched in clearance, edge are enclosed within push rod 4 outer being arranged in the cavity, and moving platen is fixedlyed connected with die to inlay and overlapped axial fixing; Push rod plate 5 is made of upper plate 51, lower plate 52; Upper plate is provided with circular hole 2 511, circular hole 2 512, goes up circular hole 3 513, circular hole 3 514; Last circular hole two diameters are less than circular hole two diameters; Last circular hole two and push rod interference fits; The push rod lower end is provided with the bulge loop two 41 adaptive with circular hole two; Last circular hole three diameters are less than circular hole three diameters; Lower plate is provided with the through hole 2 521 that diameter equates with last circular hole three; Guide pin bushing 7 external diameters respectively with last circular hole three, through hole two interference fit; Guide pin bushing is provided with the bulge loop three 71 adaptive with following circular hole three; Fixedly connected between upper plate, lower plate with push rod, guide pin bushing axial restraint; Moving platen is provided with counterbore 12, guide pillar 6 and counterbore interference fit.
The push rod of die casting machine liftout attachment is fixed on the push rod plate, and the moving push rod of hydraulic oil cylinder driving push rod strip ejects compression mod with product, finishes the demoulding.Edge cover is made easily, needn't change push rod or moving platen when wearing and tearing, can keep appropriate clearance with push rod by changing the edge cover, and easy fracture is not stuck to make push rod, has improved compression mod service life; Stuck when push rod, when fracture be difficult for to be taken out, can split out convenient the reparation with the edge cover; Described push rod plate is made of upper plate, lower plate, makes things convenient for the reparation or the replacing of push rod, guide pillar, guide pin bushing.

Claims (4)

1. the die casting machine liftout attachment comprises moving platen, die, push rod, push rod plate; Described moving platen is fixedlyed connected with die; Described push rod is fixedlyed connected with the push rod plate; Be provided with guide pillar, guide pin bushing between described moving platen and push rod plate; It is characterized in that: described moving platen (1) is provided with through hole one (11); Described through hole one and push rod matched in clearance; Described die (2) is provided with runner (21), cavity (22); Described cavity is communicated with runner; Described die casting machine liftout attachment has the adaptive edge cover (3) of profile and cavity and is enclosed within that push rod is outer fixedlys connected with cavity; Described edge cover and push rod (4) matched in clearance.
2. according to the described die casting machine liftout attachment of claim 1, it is characterized in that: described cavity is made of last circular hole one (221), circular hole one (222); Described circular hole one diameter of going up is less than circular hole one diameter; Described edge cover lower end is provided with the bulge loop one (31) adaptive with circular hole one; Described edge cover top size and last circular hole are adaptive.
3. according to claim 1 or 2 described die casting machine liftout attachments, it is characterized in that: described push rod plate (5) is made of upper plate (51), lower plate (52); Described upper plate is provided with circular hole two (511), circular hole two (512); Described circular hole two diameters of going up are less than circular hole two diameters; Described circular hole two and the push rod interference fits of going up; Described push rod lower end is provided with the bulge loop two (41) adaptive with circular hole two; Fixedly connected between described upper plate, lower plate.
4. according to the described die casting machine liftout attachment of claim 3, it is characterized in that: described moving platen is provided with counterbore (12), described guide pillar (6) and counterbore interference fit; Described upper plate is provided with circular hole three (513), circular hole three (514); Described circular hole three diameters of going up are less than circular hole three diameters; Described lower plate is provided with the through hole two (521) that diameter equates with last circular hole three; Described guide pin bushing (7) external diameter and last circular hole three, through hole two interference fit; Described guide pin bushing is provided with the bulge loop three (71) adaptive with following circular hole three.
CN2010202917188U 2010-08-16 2010-08-16 Ejecting device of die casting machine Expired - Fee Related CN201755643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202917188U CN201755643U (en) 2010-08-16 2010-08-16 Ejecting device of die casting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202917188U CN201755643U (en) 2010-08-16 2010-08-16 Ejecting device of die casting machine

Publications (1)

Publication Number Publication Date
CN201755643U true CN201755643U (en) 2011-03-09

Family

ID=43642908

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202917188U Expired - Fee Related CN201755643U (en) 2010-08-16 2010-08-16 Ejecting device of die casting machine

Country Status (1)

Country Link
CN (1) CN201755643U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102328053A (en) * 2011-08-01 2012-01-25 常熟市宏达印染机械有限公司 Ejection device of die casting machine
CN110355952A (en) * 2019-08-23 2019-10-22 广东博智林机器人有限公司 Hot flow path valve assembly and hot-runner device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102328053A (en) * 2011-08-01 2012-01-25 常熟市宏达印染机械有限公司 Ejection device of die casting machine
CN110355952A (en) * 2019-08-23 2019-10-22 广东博智林机器人有限公司 Hot flow path valve assembly and hot-runner device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110309

Termination date: 20120816