CN104175504A - In-mould cutting auxiliary mechanism - Google Patents
In-mould cutting auxiliary mechanism Download PDFInfo
- Publication number
- CN104175504A CN104175504A CN201410383839.8A CN201410383839A CN104175504A CN 104175504 A CN104175504 A CN 104175504A CN 201410383839 A CN201410383839 A CN 201410383839A CN 104175504 A CN104175504 A CN 104175504A
- Authority
- CN
- China
- Prior art keywords
- mould
- boosting
- cutter
- cutting knife
- boosting body
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/38—Cutting-off equipment for sprues or ingates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/38—Cutting-off equipment for sprues or ingates
- B29C2045/384—Cutting-off equipment for sprues or ingates cutting the sprue by a plunger movable into the runner channel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of an injection mould, and provides an in-mould cutting auxiliary mechanism which is arranged in a mould. The auxiliary mechanism comprises a boosting body, a driving cylinder and a cutter device, wherein the driving cylinder is arranged at the side of the mould; the boosting body is embedded in the bottom of the mould; the cutter device is arranged on the boosting body, and the head of the cutter device extends into the mould; a cylinder rod of the driving cylinder is connected with one end of the boosting body; when the injection molding of the mould is completed, the boosting body is driven to move by the driving cylinder, and the cutter device is driven to move upwards by the boosting body so as to cut off a water gap. The in-mould cutting auxiliary mechanism has the advantages that after injection molding of a product is completed, the boosting body is driven to move by the driving cylinder, a cutter body moves upwards so as to cut off the water gap, and thus the product is separated from a sprue; the in-mould cutting auxiliary mechanism is high in location accuracy in the mould, is capable of effectively guaranteeing the appearance quality of the product at the water gap, and does not influence the molding cycle.
Description
Technical field
The invention belongs to injection mold auxiliary equipment technical field, relate to a kind of mould inscribe auxiliary body.
Background technology
Traditional auto parts and components product, to be shaped by mold injection, production technology is by injection machine single injection-molded, because the mouth of a river that runner produces need to be excised, the means of prior art are generally used forceps inlet, or cutter, cut (cutting) except waste material, easily occur dealing with improperly and cause becoming waste product, manually cutting also causes cost of labor to increase, be unfavorable for realizing automated production, also there is the mechanical mouth of a river of employing special plane to carry out die-cut, this mouth of a river special plane excises all needing product to take out in mould again, inefficiency, be unfavorable for the production of automation.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, and a kind of mould inscribe auxiliary body is provided, and by this mould inscribe servicing unit, can be realized and can directly in mould, be completed the mouth of a river and shear.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of mould inscribe auxiliary body, be arranged in mould, it is characterized in that, this auxiliary body comprises boosting body, drive cylinder and cutter, described driving cylinder is arranged on the sidepiece of mould, boosting body is embedded on the bottom of mould, cutter is arranged on boosting body and its head stretches in mould, drive the cylinder rod of cylinder to be connected with one end of boosting body, when mold injection completes, described driving cylinder can drive the motion of boosting body, boosting body drives cutter to move upward and cuts off the mouth of a river.
The measure of taking for optimization such scheme specifically comprises:
In above-mentioned a kind of mould inscribe auxiliary body, described cutter comprises moving mass, Cutter apron, cutting knife body and thimble rod, on described boosting body, offer skewed slot, described cutting knife body is positioned on Cutter apron, described cutting knife phosphor bodies is ejector sleeve shape, in cutting knife body, offer centre hole, thimble rod is from top to bottom through after centre hole and Cutter apron and be connected in moving mass, the upper end of moving mass abuts in the bottom of Cutter apron, the lower end of moving mass is positioned at skewed slot, in described skewed slot, have sloping platform face, sloping platform face is by end direction elevated thickness to the inside.
Here boosting body can drive side-to-side movement by cylinder, the lower end of moving mass is to be positioned at skewed slot, like this when boosting body is driven motion by cylinder, in fact be exactly the motion that is converted into moving mass, again because skewed slot has inclined-plane, and inclined-plane is by end direction elevated thickness to the inside, when air cylinder driven boosting body is during to left movement, also being just equivalent to moving mass moves right, because inclined-plane is by end direction elevated thickness to the inside, so just be equivalent to raise the height and position of moving mass, again because thimble rod and moving mass are to link together, being equivalent to be converted into thimble rod moves upward, thereby realize cutting knife body on the thimble rod shear action that moved upward.
In above-mentioned a kind of mould inscribe auxiliary body, the head of described cutting knife body is circular cutter hub, and circular cutter hub has gradient, and gradient is 30 degree, and circular cutter hub cutting knife and master mold identity distance are from being 0.05mm, and the thickness of described circular cutter hub is 0.5mm.
In above-mentioned a kind of mould inscribe auxiliary body, the bottom of described boosting body is provided with two tray bodies, and boosting body is placed on tray body, on tray body, has lock screw, by lock screw tray body, is arranged on the bottom of mould together with boosting body.
Compared with prior art, after the invention has the advantages that product injection moulding completes, just can be by driving cylinder to drive boosting body to move, thereby cutting knife body moves upward the mouth of a river is cut off, complete and produce mouthful separated with cast gate, the positioning precision of Ci Mo inscribe auxiliary body in mould is high, can effectively ensure the exterior quality of place, mouth of a river product, does not affect molding cycle.
Accompanying drawing explanation
The overall structure schematic diagram of Tu1Shi Benmo inscribe auxiliary body;
Status architecture schematic diagram before the cutting knife body of Tu2Shi Benmo inscribe auxiliary body is sheared;
Status architecture schematic diagram after the cutting knife body of Tu3Shi Benmo inscribe auxiliary body is sheared.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
In figure, boosting body 1; Drive cylinder 2; Cutter 3; Tray body 4; Lock screw 5; Moving mass 6; Cutter apron 7; Cutting knife body 8; Thimble rod 9; Skewed slot 10; Circular cutter hub 11; Centre hole 12; Sloping platform face 13; Product 14; The mouth of a river 15.
As shown in Figure 1, Ben Mo inscribe auxiliary body, be arranged in mould, this auxiliary body comprises boosting body 1, drive cylinder 2 and cutter 3, drive cylinder 2 to be arranged on the sidepiece of mould, boosting body 1 is embedded on the bottom of mould, cutter 3 is arranged on boosting body 1 and its head stretches in mould, the bottom of boosting body 1 is provided with two tray bodies 4, boosting body 1 is placed on tray body 4, on tray body 4, there is lock screw 5, by lock screw 5 tray bodies 4, be arranged on the bottom of mould with boosting body 1 together, drive the cylinder rod of cylinder 2 to be connected with one end of boosting body 1, when mold injection completes, drive cylinder 2 can drive 1 motion of boosting body, boosting body 1 drives cutter 3 to move upward and cuts off the mouth of a river 15.
Specifically, cutter 3 comprises moving mass 6, Cutter apron 7, cutting knife body 8 and thimble rod 9, on boosting body 1, offer skewed slot 10, cutting knife body 8 is positioned on Cutter apron 7, the head of cutting knife body 8 is circular cutter hub 11, circular cutter hub 11 has gradient, and gradient is 30 degree, circular cutter hub 11 cutting knifes and master mold identity distance are from being 0.05mm, the thickness of circular cutter hub 11 is 0.5mm, like this with protection master mold PL face, after solidifying, material stream should not eject, with antisitic defect die cavity (master mold), circular cutter hub 11 end faces adopt the rear electric discharge processing of assembling, the mode that adopts fuse to join mould guarantees that circular cutter hub 11 has 0.05mm gap with master mold face, in cutting knife body 8, offer centre hole 12, cutting knife body 8 main bodys are ejector sleeve shape, can prevent that like this centre hole 12 is worn, thimble rod 9 is from top to bottom through after centre hole 12 and Cutter apron 7 and be connected in moving mass 6, the upper end of moving mass 6 abuts in the bottom of Cutter apron 7, the lower end of moving mass 6 is positioned at skewed slot 10, in skewed slot 10, there is sloping platform face 13, sloping platform face 13 is by end direction elevated thickness to the inside.
As shown in Figures 2 and 3, when injection moulding completes, product 14 links together with the mouth of a river 15, here boosting body 1 can drive side-to-side movement by cylinder, the lower end of moving mass 6 is to be positioned at skewed slot 10, like this when boosting body 1 is driven motion by cylinder, in fact be exactly the motion that is converted into moving mass 6, again because skewed slot 10 has sloping platform face 13, and sloping platform face 13 is by end direction elevated thickness to the inside, when air cylinder driven boosting body 1 is during to left movement, also being just equivalent to moving mass 6 moves right, because sloping platform face 13 is by end direction elevated thickness to the inside, so just be equivalent to raise the height and position of moving mass 6, again because thimble rod 9 is to link together with moving mass 6, being equivalent to be converted into thimble rod 9 moves upward, thereby realize cutting knife body 8 on thimble rod 9 shear action that moved upward.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present invention.
Claims (4)
1.Yi Zhongmo inscribe auxiliary body, be arranged in mould, it is characterized in that, this auxiliary body comprises boosting body, drives cylinder and cutter, described driving cylinder is arranged on the sidepiece of mould, boosting body is embedded on the bottom of mould, cutter is arranged on boosting body and its head stretches in mould, drive the cylinder rod of cylinder to be connected with one end of boosting body, when mold injection completes, described driving cylinder can drive the motion of boosting body, and boosting body drives cutter to move upward and cuts off the mouth of a river.
2. a kind of mould inscribe according to claim 1 auxiliary body, it is characterized in that, described cutter comprises moving mass, Cutter apron, cutting knife body and thimble rod, on described boosting body, offer skewed slot, described cutting knife body is positioned on Cutter apron, described cutting knife phosphor bodies is ejector sleeve shape, in cutting knife body, offer centre hole, thimble rod is from top to bottom through after centre hole and Cutter apron and be connected in moving mass, the upper end of moving mass abuts in the bottom of Cutter apron, the lower end of moving mass is positioned at skewed slot, in described skewed slot, there is sloping platform face, sloping platform face is by end direction elevated thickness to the inside.
3. a kind of mould inscribe according to claim 2 auxiliary body, is characterized in that, the head of described cutting knife body is circular cutter hub, circular cutter hub has gradient, and gradient is 30 degree, circular cutter hub cutting knife and master mold identity distance are from being 0.05mm, and the thickness of described circular cutter hub is 0.5mm.
4. according to a kind of mould inscribe auxiliary body described in claim 2 or 3, it is characterized in that, the bottom of described boosting body is provided with two tray bodies, boosting body is placed on tray body, on tray body, there is lock screw, by lock screw tray body, be arranged on the bottom of mould with boosting body together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383839.8A CN104175504B (en) | 2014-08-06 | 2014-08-06 | In-mould cutting auxiliary mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383839.8A CN104175504B (en) | 2014-08-06 | 2014-08-06 | In-mould cutting auxiliary mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104175504A true CN104175504A (en) | 2014-12-03 |
| CN104175504B CN104175504B (en) | 2017-04-26 |
Family
ID=51956997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410383839.8A Active CN104175504B (en) | 2014-08-06 | 2014-08-06 | In-mould cutting auxiliary mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104175504B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643886A (en) * | 2015-12-30 | 2016-06-08 | 宁波华翔特雷姆汽车饰件有限公司 | Hot-cutting and secondary-molding method in IMD (in-mould decoration) mould |
| CN111516223A (en) * | 2020-06-01 | 2020-08-11 | 大连日进精密模塑有限公司 | Automatic system of deviating from of skylight glass runner of borduring |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040178538A1 (en) * | 2003-03-14 | 2004-09-16 | Guide Corporation | In-mold degating system |
| CN201604267U (en) * | 2009-12-01 | 2010-10-13 | 东莞市旭通达模具塑胶有限公司 | Injection mold capable of automatically cutting off waste materials |
| CN203792651U (en) * | 2014-03-07 | 2014-08-27 | 嘉兴信元精密模具科技有限公司 | Injection mould with shoulder lapping type sprue trimming device |
| CN204076693U (en) * | 2014-08-06 | 2015-01-07 | 嘉兴信元精密模具科技有限公司 | A kind of mould inscribe auxiliary body |
-
2014
- 2014-08-06 CN CN201410383839.8A patent/CN104175504B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040178538A1 (en) * | 2003-03-14 | 2004-09-16 | Guide Corporation | In-mold degating system |
| CN201604267U (en) * | 2009-12-01 | 2010-10-13 | 东莞市旭通达模具塑胶有限公司 | Injection mold capable of automatically cutting off waste materials |
| CN203792651U (en) * | 2014-03-07 | 2014-08-27 | 嘉兴信元精密模具科技有限公司 | Injection mould with shoulder lapping type sprue trimming device |
| CN204076693U (en) * | 2014-08-06 | 2015-01-07 | 嘉兴信元精密模具科技有限公司 | A kind of mould inscribe auxiliary body |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643886A (en) * | 2015-12-30 | 2016-06-08 | 宁波华翔特雷姆汽车饰件有限公司 | Hot-cutting and secondary-molding method in IMD (in-mould decoration) mould |
| CN105643886B (en) * | 2015-12-30 | 2018-08-07 | 宁波华翔特雷姆汽车饰件有限公司 | Fervent post forming method in IMD moulds |
| CN111516223A (en) * | 2020-06-01 | 2020-08-11 | 大连日进精密模塑有限公司 | Automatic system of deviating from of skylight glass runner of borduring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104175504B (en) | 2017-04-26 |
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