CN101249711B - Automatic two-color toothbrush forming die - Google Patents
Automatic two-color toothbrush forming die Download PDFInfo
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- CN101249711B CN101249711B CN2008100605649A CN200810060564A CN101249711B CN 101249711 B CN101249711 B CN 101249711B CN 2008100605649 A CN2008100605649 A CN 2008100605649A CN 200810060564 A CN200810060564 A CN 200810060564A CN 101249711 B CN101249711 B CN 101249711B
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- die cavity
- toothbrush
- moving platen
- plate
- brush
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Abstract
A mold for automatically molding a double-colored toothbrush comprises a moveable mold plate and a fixed mold plate arranged face to face. A cavity is provided on the moveable mold plate; a telescopic rotor plate is arranged in the cavity; a push rod used for pushing the moveable mold plate to the fixed mold plate is arranged on the moveable mold plate; a telescopic revolving bar for pushing, pulling and rotating the telescopic rotor plate is arranged on the telescopic rotor plate; the moveable mold plate, the fixed mold plate, the moveable mold plate and the telescopic rotor plate are arranged in circle to form an upper toothbrush mold cavity and a lower toothbrush mold cavity; an upper mandril and a lower mandril which are slidable and used for pushing out the product are further arranged in the moveable mold plate. The mold, which further comprises an upper hot runner communicating with the upper toothbrush mold cavity and a lower hot runner communicating with the lower toothbrush mold cavity, can automatically mold the double-colored toothbrush.
Description
(1) technical field
The present invention relates to a kind of two-color toothbrush forming die.
(2) background technology
The moulding of existing two-color toothbrush needs two molds to realize: the blank of the toothbrush of a kind of color of moulding on a mold at first, and carry out post forming on another mould by manually this toothbrush blank being moved on to afterwards, thereby finish moulding.The shortcoming that this kind toothbrush forming die also exists is: owing to adopt manually-operated, there is potential safety hazard, workman's hand comes to harm easily, and operating efficiency hand-manipulated is extremely low, by hand the toothbrush blank is moved on on second mold after the moulding for the first time, the TID between moulding for the first time and the moulding for the second time is bigger, within this time interval, toothbrush blank amount of contraction is bigger, and therefore the product quality that molds is relatively poor; In addition, transfer between second mold time interval and can't accomplish in full accordly each toothbrush blank is manual, to such an extent as to the amount of contraction of each toothbrush blank is inhomogeneous, the otherness of shaped article is very big.
(3) summary of the invention
In order to overcome the big deficiency of otherness between the relatively poor and product that molds of two-color toothbrush forming die inefficiency in the prior art, operational danger product quality big, that mold, do not have danger, the good product quality that molds when the invention provides a kind of high efficiency, operation and the product that molds between the automatic two-color toothbrush forming die of the indifference opposite sex.
The technical scheme that the present invention solves its technical problem is: a kind of automatic two-color toothbrush forming die comprises relatively and the moving platen and the solid plate of row that described moving platen is provided with cavity, is provided with flexible swivel plate in the described cavity; Described moving platen is provided with the push rod that is used for it is pushed to solid plate, and described flexible swivel plate is provided with the flexible swingle that is used for push-and-pull and rotates described flexible swivel plate;
Offer laterally zygomorphic brush holder die cavity and the following brush holder die cavity gone up on the described moving platen face relative with described solid plate; Offer laterally zygomorphic brush die cavity and the following brush die cavity gone up on the described flexible swivel plate face relative with described solid plate, described going up in brush die cavity and the following brush die cavity is equipped with the core pin; Described upward brush holder die cavity and the described brush die cavity of going up are linked to be toothbrush die cavity on first, described brush holder die cavity down and following brush die cavity are linked to be the toothbrush die cavity first time, at present brush holder die cavity and the described brush die cavity of going up also can be linked to be the toothbrush die cavity first time together, and the described brush holder die cavity of going up also can be linked to be toothbrush die cavity on first with following brush die cavity; Offer toothbrush die cavity and second time toothbrush die cavity on laterally zygomorphic second on the described solid plate face relative with described moving platen; Described solid plate, moving platen, flexible rotary template toothbrush die cavity on the toothbrush die cavity constitutes on the toothbrush die cavity and second on described first when closing up, described first time toothbrush die cavity and second time toothbrush die cavity constitute toothbrush die cavity down; Also be provided with slidably upper ejector pin and lower push rod in the described moving platen, described upper ejector pin can stretch out from described going up the brush holder die cavity, and described lower push rod can stretch out the brush holder die cavity down from described;
Also comprise last hot flow path that is communicated with described upward toothbrush die cavity and the following hot flow path that is communicated with described toothbrush die cavity down.
Further, the described hot flow path of going up all is located in the described solid plate with following hot flow path, offer the top discharge mouth on described second in the toothbrush die cavity, described top discharge mouth is communicated with the described hot flow path of going up, offer lower discharge port in described second time toothbrush die cavity, described lower discharge port is communicated with described hot flow path down.
Further, the described hot flow path of going up all is positioned at hot runner plate with following hot flow path, and described hot runner plate is fixedly arranged in the described solid plate.
Further, solid plate is fixed on the cover half fixed head, and moving platen is fixed on the dynamic mould fixing plate.
Further, described moving platen is provided with perpendicular guide pillar, offers the guide groove corresponding with described guide pillar on the described solid plate.
Further, be provided with perpendicular reference column in the groove of described moving platen, offer the locating slot corresponding on the described flexible swivel plate with described reference column.
The present invention need be installed in it on injection machine in use, is provided with first oil cylinder in the injection machine, and described push rod is connected with the piston rod of first oil cylinder; Also be provided with oil motor in the injection machine, described flexible swingle is connected with this oil motor; Also be provided with the 3rd oil cylinder in the injection machine, described upper ejector pin is connected with the piston rod of the 3rd oil cylinder; Also be provided with the 4th oil cylinder in the described injection machine, described lower push rod is connected with the piston rod of the 4th oil cylinder.When work, at first matched moulds closes up solid plate, moving platen, flexible rotary template, and solid plate and moving platen, flexible swivel plate are close to, at first by the make progress material of a kind of color of filling in the toothbrush die cavity of last hot flow path, with moulding toothbrush blank in last toothbrush die cavity; Swivel plate and moving platen are pulled away from the solid plate die sinking thereby oil motor action afterwards will be stretched; The 3rd oil cylinder and oil motor move simultaneously then, the oil motor action swivel plate that will stretch is released the cavity of moving platen, the upper ejector pin of the 3rd oil cylinder drive simultaneously ejects the brush holder die cavity with the toothbrush blank and (is pushed away the effect of the cavity and the core pin of moving platen simultaneously owing to flexible swivel plate in the process of ejecting, brushhead portion can not be ejected the brush die cavity, so the toothbrush blank hangs in the brush die cavity); Oil motor moves the swivel plate Rotate 180 ° of will stretching once more then again, still be returned in the cavity of moving platen after finishing rotation by the flexible swivel plate of oil motor drive, this at present brush holder die cavity and last brush die cavity be linked to be the toothbrush die cavity first time, last brush holder die cavity and following brush die cavity are linked to be toothbrush die cavity on first; Next first cylinder action drives push rod and pushes moving platen and flexible swivel plate to solid plate, makes mould matched moulds once more; Behind the matched moulds by the last hot flow path a kind of material of color in the filling that makes progress in the toothbrush die cavity, with moulding toothbrush blank, simultaneously by filling the material of another kind of color with the complete toothbrush of moulding in the downward toothbrush die cavity of hot flow path down; The back is pulled away from solid plate die sinking once more by will stretch swivel plate and moving platen of oil motor action thereby filling finishes, the 4th oil cylinder drives lower push rod the toothbrush of moulding is ejected first time toothbrush die cavity (because of the swivel plate that stretches rests in the cavity of moving platen, so lower push rod can be smoothly the toothbrush of moulding is ejected the toothbrush die cavity first time) after the die sinking; Moved simultaneously by the 3rd oil cylinder and oil motor again afterwards, the oil motor action swivel plate that will stretch is released the cavity of moving platen, and the 3rd oil cylinder drives upper ejector pin the toothbrush blank is ejected the brush holder die cavity simultaneously; Oil motor moves the swivel plate Rotate 180 ° of will stretching once more then, still be returned in the cavity of moving platen after finishing rotation by the flexible swivel plate of oil motor drive, this at present brush holder die cavity and following brush die cavity be linked to be the toothbrush die cavity first time, last brush holder die cavity and last brush die cavity are linked to be toothbrush die cavity on first; First oil cylinder moves once more afterwards, drives push rod and pushes moving platen and flexible swivel plate to solid plate, makes mould matched moulds once more, thereby finishes once circulation.Constantly repeat said process and can realize the automatic moulding of two-color toothbrush.
Beneficial effect of the present invention is: simple to operate, fool proof because the forming process of two-color toothbrush can realize automation, and high efficiency.The speed of die sinking in the forming process, matched moulds is all very fast, the good product quality that molds, and also die sinking, matched moulds realize control automatically, the time of each die sinking, matched moulds all equates, therefore the product indifference opposite sex that molds.
(4) description of drawings
Fig. 1 is a structure diagram of the present invention.
Fig. 2 is a cutaway view of the present invention.
Fig. 3 is the structural representation of solid plate.
Fig. 4 is the structural representation after moving platen and the combination of flexible swivel plate.
Fig. 5 is the structural representation of flexible swivel plate.
(5) specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of automatic two-color toothbrush forming die comprises relatively and the moving platen 1 and the solid plate 2 of row that described moving platen 1 is provided with cavity 3, is provided with flexible swivel plate 4 in the described cavity 3.Described moving platen 1 is provided with the push rod that is used for it is pushed to solid plate 2, and described flexible swivel plate 4 is provided with the flexible swingle 5 that is used for push-and-pull and rotates described flexible swivel plate 4;
Offer laterally zygomorphic brush holder die cavity 6 and the following brush holder die cavity 7 gone up on the relative face of described moving platen 1 and described solid plate 2; Offer laterally zygomorphic brush die cavity 8 and the following brush die cavity 9 gone up on the relative face of described flexible swivel plate 4 and described solid plate 2, described going up in brush die cavity 8 and the following brush die cavity 9 is equipped with core pin 10, and core pin 10 is in order to the bristle hole on the moulding toothbrush head; Described upward brush holder die cavity 6 and the described brush die cavity 8 of going up are linked to be toothbrush die cavity on first, described brush holder die cavity 7 down and following brush die cavity 9 are linked to be the toothbrush die cavity first time, simultaneously because last brush die cavity 8 and following brush die cavity 9 are symmetrical, therefore behind the flexible swivel plate Rotate 180 °, following brush holder die cavity 7 and last brush die cavity 8 also can be linked to be the toothbrush die cavity first time, and the described brush holder die cavity 6 of going up also is linked to be toothbrush die cavity on first with following brush die cavity 9; Offer toothbrush die cavity 11 and second time toothbrush die cavity 12 on laterally zygomorphic second on the relative face of described solid plate 2 and described moving platen 1; Described solid plate 2, moving platen 1, flexible rotary template 4 toothbrush die cavity on toothbrush die cavity 11 constitutes on the toothbrush die cavity and second on described first when closing up, described first time toothbrush die cavity and second time toothbrush die cavity 12 constitute toothbrush die cavity down; Also be provided with slidably upper ejector pin and lower push rod in the described moving platen 1, described upper ejector pin can stretch out from described going up the brush holder die cavity 6, and described lower push rod can stretch out the brush holder die cavity 7 down from described;
Also comprise last hot flow path 13 that is communicated with described upward toothbrush die cavity and the following hot flow path 14 that is communicated with described toothbrush die cavity down.In the present embodiment, the described hot flow path 13 of going up all is positioned at hot runner plate 15 with following hot flow path 14, described hot runner plate 15 is fixedly arranged in the described solid plate 2, offer the top discharge mouth on described second in the toothbrush die cavity 11, described top discharge mouth is communicated with the described hot flow path 13 of going up, offer lower discharge port in described second time toothbrush die cavity 12, described lower discharge port is communicated with described hot flow path 14 down.
In order to make mould be convenient to install, in the present embodiment, solid plate 2 is fixed on the cover half fixed head 16, and moving platen 1 is fixed on the dynamic mould fixing plate 17.
Moving platen 1 and solid plate 2 are better must realize tight matched moulds in order to make, and described moving platen 1 is provided with perpendicular guide pillar 18, offers the guide groove corresponding with described guide pillar 18 on the described solid plate 2, and guide pillar 18 is inserted in the guide groove during matched moulds.
Locate better in order to make between moving platen 1 and the flexible swivel plate 4, be provided with perpendicular reference column 19 in the groove of described moving platen 1, offer the locating slot corresponding on the described flexible swivel plate 4 with described reference column 19, when flexible swivel plate 4 was positioned at the cavity 3 of moving platen, reference column 19 was inserted in the locating slot.
The present invention need be installed in it on injection machine in use, is provided with first oil cylinder in the injection machine, and described push rod is connected with the piston rod of first oil cylinder; Also be provided with oil motor in the injection machine, described flexible swingle 4 is connected with this oil motor; Also be provided with the 3rd oil cylinder in the injection machine, described upper ejector pin is connected with the piston rod of the 3rd oil cylinder; Also be provided with the 4th oil cylinder in the described injection machine, described lower push rod is connected with the piston rod of the 4th oil cylinder.When work, at first matched moulds closes up solid plate 2, moving platen 1, flexible rotary template 4, and solid plate 2 and moving platen 1, flexible swivel plate 4 are close to, at first by last hot flow path 13 material of a kind of color of filling in the toothbrush die cavity upwards, with moulding toothbrush blank in last toothbrush die cavity; Swivel plate 4 and moving platen 1 are pulled away from solid plate 2 die sinkings thereby oil motor action afterwards will be stretched; The 3rd oil cylinder and oil motor move simultaneously then, the oil motor action swivel plate 4 that will stretch is released the cavity 3 of moving platens, the upper ejector pin of the 3rd oil cylinder drive simultaneously ejects brush holder die cavity 6 with the toothbrush blank and (is pushed away the effect of the cavity 3 and the core pin 10 of moving platen simultaneously owing to flexible swivel plate 4 in the process of ejecting, brushhead portion can not be ejected brush die cavity 8, so the toothbrush blank hangs in the brush die cavity 8); Oil motor moves swivel plate 4 Rotate 180s ° of will stretching once more then again, still be returned in the cavity 3 of moving platen after finishing rotation by the flexible swivel plate 4 of oil motor drive, this at present brush holder die cavity 7 and last brush die cavity 6 be linked to be the toothbrush die cavity first time, last brush holder die cavity 6 and following brush die cavity 9 are linked to be toothbrush die cavity on first; Next first cylinder action drives push rod and pushes moving platen 1 and flexible swivel plate 4 to solid plate 2, makes mould matched moulds once more; By last hot flow path 13 a kind of material of color in the filling in the toothbrush die cavity upwards, with moulding toothbrush blank, the material by the another kind of color of filling in the hot flow path 14 downward toothbrush die cavities down is with the complete toothbrush of moulding simultaneously behind the matched moulds; The back is pulled away from solid plate 2 die sinking once more by will stretch swivel plate 4 and moving platen 1 of oil motor action thereby filling finishes, the 4th oil cylinder drives lower push rod the toothbrush of moulding is ejected first time toothbrush die cavity (because of the swivel plate 4 that stretches rests in the cavity 3 of moving platen, so lower push rod can be smoothly the toothbrush of moulding is ejected the toothbrush die cavity first time) after the die sinking; Moved simultaneously by the 3rd oil cylinder and oil motor again afterwards, the oil motor action swivel plate 4 that will stretch is released the cavity 3 of moving platens, and the 3rd oil cylinder drives upper ejector pin the toothbrush blank is ejected the brush holder die cavity simultaneously; Oil motor moves swivel plate 4 Rotate 180s ° of will stretching once more then, still be returned in the cavity 3 of moving platen after finishing rotation by the flexible swivel plate 4 of oil motor drive, this at present brush holder die cavity 7 and following brush die cavity 9 be linked to be the toothbrush die cavity first time, last brush holder die cavity 6 and last brush die cavity 8 are linked to be toothbrush die cavity on first; First oil cylinder moves once more afterwards, drives push rod and pushes moving platen 1 and flexible swivel plate 4 to solid plate 2, makes mould matched moulds once more, thereby finishes once circulation.Constantly repeat said process and can realize the automatic moulding of two-color toothbrush.
Claims (6)
1. an automatic two-color toothbrush forming die is characterized in that: comprise relatively and the moving platen and the solid plate of row that described moving platen is provided with cavity, is provided with flexible swivel plate in the described cavity;
Described moving platen is provided with the push rod that is used for it is pushed to solid plate, and described flexible swivel plate is provided with the flexible swingle that is used for push-and-pull and rotates described flexible swivel plate;
Offer laterally zygomorphic brush holder die cavity and the following brush holder die cavity gone up on the described moving platen face relative with described solid plate; Offer laterally zygomorphic brush die cavity and the following brush die cavity gone up on the described flexible swivel plate face relative with described solid plate, described going up in brush die cavity and the following brush die cavity is equipped with the core pin; Described upward brush holder die cavity and the described brush die cavity of going up are linked to be toothbrush die cavity on first, described brush holder die cavity down and following brush die cavity are linked to be the toothbrush die cavity first time, simultaneously described brush holder die cavity down and the described brush die cavity of going up also can be linked to be the toothbrush die cavity first time, and the described brush holder die cavity of going up also is linked to be toothbrush die cavity on first with following brush die cavity; Offer toothbrush die cavity and second time toothbrush die cavity on laterally zygomorphic second on the described solid plate face relative with described moving platen; Described solid plate, moving platen, flexible rotary template toothbrush die cavity on the toothbrush die cavity constitutes on the toothbrush die cavity and second on described first when closing up, described first time toothbrush die cavity and second time toothbrush die cavity constitute toothbrush die cavity down;
Also be provided with slidably upper ejector pin and lower push rod in the described moving platen, described upper ejector pin can stretch out from described going up the brush holder die cavity, and described lower push rod can stretch out the brush holder die cavity down from described;
Also comprise last hot flow path that is communicated with described upward toothbrush die cavity and the following hot flow path that is communicated with described toothbrush die cavity down.
2. automatic two-color toothbrush forming die as claimed in claim 1, it is characterized in that: the described hot flow path of going up all is located in the described solid plate with following hot flow path, offer the top discharge mouth on described second in the toothbrush die cavity, described top discharge mouth is communicated with the described hot flow path of going up, offer lower discharge port in described second time toothbrush die cavity, described lower discharge port is communicated with described hot flow path down.
3. automatic two-color toothbrush forming die as claimed in claim 2 is characterized in that: the described hot flow path of going up all is positioned at hot runner plate with following hot flow path, and described hot runner plate is fixedly arranged in the described solid plate.
4. as the described automatic two-color toothbrush forming die of one of claim 1～3, it is characterized in that: solid plate is fixed on the cover half fixed head, and moving platen is fixed on the dynamic mould fixing plate.
5. automatic two-color toothbrush forming die as claimed in claim 4 is characterized in that: described moving platen is provided with perpendicular guide pillar, offers the guide groove corresponding with described guide pillar on the described solid plate.
6. automatic two-color toothbrush forming die as claimed in claim 4 is characterized in that: be provided with perpendicular reference column in the groove of described moving platen, offer the locating slot corresponding with described reference column on the described flexible swivel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100605649A CN101249711B (en) | 2008-03-28 | 2008-03-28 | Automatic two-color toothbrush forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100605649A CN101249711B (en) | 2008-03-28 | 2008-03-28 | Automatic two-color toothbrush forming die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101249711A CN101249711A (en) | 2008-08-27 |
| CN101249711B true CN101249711B (en) | 2010-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100605649A Expired - Fee Related CN101249711B (en) | 2008-03-28 | 2008-03-28 | Automatic two-color toothbrush forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101249711B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529011A (en) * | 2010-12-31 | 2012-07-04 | 上海富亿德塑胶有限公司 | Antenna mast injection molding method |
| EP2554353B1 (en) * | 2011-08-05 | 2017-06-07 | Trisa Holding AG | Tooth brush and method for the manufacture of a tooth brush |
| CN102371657B (en) * | 2011-11-01 | 2013-11-06 | 中山市福兴塑胶模具有限公司 | Toothbrush die |
| EP2841248B1 (en) * | 2012-04-27 | 2017-11-01 | GB Boucherie NV | Bristle carrier injection moulding tool for producing brushes |
| CN104494055B (en) * | 2014-12-17 | 2016-08-24 | 扬州恒生精密模具有限公司 | A kind of without rank taper nanometer brush mould |
| CN107364066A (en) * | 2017-08-30 | 2017-11-21 | 河南省邦恩机械制造有限公司 | A kind of mould for floor cleaner brush manufacture |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0678368B1 (en) * | 1994-04-19 | 1999-08-18 | G.B. Boucherie, N.V. | A molding machine for injection molding of tooth brushes |
| CN1406116A (en) * | 2000-12-28 | 2003-03-26 | 特里萨控股股份公司 | Method for producing a toothbrush |
| WO2006002804A1 (en) * | 2004-06-25 | 2006-01-12 | Glaxosmithkline Consumer Healthcare Gmbh & Co Kg. | Injection moulding process and mould for making a toothbrusch |
| CN201175981Y (en) * | 2008-03-28 | 2009-01-07 | 胡志刚 | Auto bicolor tooth brush molding mold |
-
2008
- 2008-03-28 CN CN2008100605649A patent/CN101249711B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0678368B1 (en) * | 1994-04-19 | 1999-08-18 | G.B. Boucherie, N.V. | A molding machine for injection molding of tooth brushes |
| CN1406116A (en) * | 2000-12-28 | 2003-03-26 | 特里萨控股股份公司 | Method for producing a toothbrush |
| WO2006002804A1 (en) * | 2004-06-25 | 2006-01-12 | Glaxosmithkline Consumer Healthcare Gmbh & Co Kg. | Injection moulding process and mould for making a toothbrusch |
| CN201175981Y (en) * | 2008-03-28 | 2009-01-07 | 胡志刚 | Auto bicolor tooth brush molding mold |
Non-Patent Citations (1)
| Title |
|---|
| CN 201175981 Y,权利要求1-6. |
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| CN101249711A (en) | 2008-08-27 |
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Granted publication date: 20101013 Termination date: 20130328 |