CN102744838B - Water pipe spray nozzle injection mold - Google Patents
Water pipe spray nozzle injection mold Download PDFInfo
- Publication number
- CN102744838B CN102744838B CN201210243047.1A CN201210243047A CN102744838B CN 102744838 B CN102744838 B CN 102744838B CN 201210243047 A CN201210243047 A CN 201210243047A CN 102744838 B CN102744838 B CN 102744838B
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- plate
- outer loop
- support plate
- screw
- push piece
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Abstract
A water pipe spray nozzle injection mold comprises a fixed mold seat plate, a material pushing plate, a fixed template, a stripper plate, a movable template, a support plate, a cushion block and a movable mold seat plate, wherein a fixed cavity and a movable cavity are formed on the fixed template and the movable template respectively; and a shutter is arranged between the fixed template and the support plate. The water pipe spray nozzle injection mold further comprises a motor fixing plate and a hydraulic motor. The movable cavity comprises a middle rod, an outer loop rod, a threaded sleeve and a conical fixing ring; the outer loop rod is sleeved to the middle rod and capable of sliding up and down; a locking groove is formed on the outer loop rod; a locking block is connected to the motor fixing plate; the locking block is locked in the locking groove; the threaded sleeve is sleeved to the outer loop rod; a transmission mechanism for driving the threaded sleeve to rotate is arranged between the hydraulic motor and the threaded sleeve; a first spring is sleeved to the shutter, and propped between the stripper plate and the support plate; and a second spring is sleeved to the middle rod, and propped between the outer loop rod and the movable mold seat plate. The water pipe spray nozzle injection mold may not damage threads on a water pipe spray nozzle, thereby guaranteeing the molding accuracy of the threads.
Description
Technical field:
The present invention relates to a kind of injection mold, is specifically a kind of injection mold for moulding aqueduct shower nozzle.
Background technology:
As shown in Figure 4 and Figure 5, this product is the aqueduct shower nozzle 101 of plastic material, on this product, there is screw thread shrinkage pool 102, on screw thread shrinkage pool 102, also there are multiple conical through-holes 103, at present, in the time of the injection mold of this aqueduct shower nozzle 101 of design, conventionally the mavable module core of moulding screw thread shrinkage pool 102 and conical through-hole 103 is designed to overall structure, in the time of the demoulding, adopt the mode of forced stripper mechanism, make screw thread shrinkage pool 102 and the conical through-hole 103 interior downwards by force pull-out of mavable module core from plastic products aqueduct shower nozzle, although the injection mold that this mode designs is simpler, but in the time of the demoulding, can make thread distortion or scratch in screw thread shrinkage pool 102, precision is not high, when serious, can cut off thread.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of and can not make the thread in screw thread shrinkage pool on aqueduct shower nozzle produce distortion or scratch, the aqueduct shower nozzle injection mold that formed precision is higher.
Technical solution of the present invention is, provide a kind of aqueduct shower nozzle injection mold with following structure: comprise successively from top to bottom top clamping plate, scraping wings, solid plate, push piece plate, moving platen, support plate, cushion block and Bottom clamp plate, on solid plate and moving platen, be respectively equipped with fixed mold core and mavable module core for moulding aqueduct shower nozzle, between top clamping plate and scraping wings, be provided with the first stop screw, between scraping wings and solid plate, be provided with pull bar, solid plate outside is connected with arm-tie, push piece plate is provided with arm-tie screw, arm-tie screw is inserted in the strip hole on arm-tie, between moving platen and push piece plate, be provided with the second stop screw, between solid plate and support plate, be provided with shutter, wherein, also comprise motor fixed plate and be connected to the hydraulic motor on motor fixed plate, mavable module core comprises intermediate bar, for the outer loop bar of moulding conical through-hole, be used for the screw shell of moulding screw thread shrinkage pool internal screw thread and the taper retainer ring for retaining thread sleeve, motor fixed plate is between support plate and cushion block, moving platen, support plate, motor fixed plate, cushion block and Bottom clamp plate are fixed together, intermediate bar is connected with Bottom clamp plate, its upper end is through motor fixed plate, support plate, moving platen and push piece plate withstand on fixed mold core, outer loop bar is enclosed within on intermediate bar and can slides up and down along intermediate bar, outer loop bar bottom periphery is provided with draw-in groove, on motor fixed plate, be connected with fixture block, fixture block is stuck in draw-in groove, taper retainer ring is connected with push piece plate, screw shell is enclosed within on outer loop bar and can rotates around outer loop bar, its top withstands on taper retainer ring, bottom withstands on support plate, between hydraulic motor and screw shell, be provided with the transmission mechanism that drives screw shell to rotate, on shutter, cover has the first spring, the first spring upper end withstands on push piece plate, lower end withstands on support plate, on intermediate bar, cover has the second spring, the second spring upper end withstands on outer loop bar, lower end withstands on Bottom clamp plate.
Aqueduct shower nozzle injection mold of the present invention, wherein, between hydraulic motor and screw shell, be provided with the transmission mechanism that drives screw shell to rotate and specifically comprise the first sprocket wheel, the second sprocket wheel, rotating shaft, the first gear and the second gear, rotating shaft is rotating to be connected on moving platen and support plate, the first sprocket wheel is connected with the main shaft of hydraulic motor, the second sprocket wheel is connected to rotating shaft bottom, the first gear is connected to rotating shaft top, the second gear is connected on screw shell, between the first sprocket wheel and the second sprocket wheel, connect the first gear and the engagement of the second gear by chain.
Adopt after above structure, compared with prior art, aqueduct shower nozzle injection mold of the present invention has the following advantages: in the time of the demoulding, while separating between solid plate and push piece plate, shutter is extracted from solid plate, at this moment, hydraulic motor starts to rotate, drive screw shell to rotate by the transmission mechanism being provided with between hydraulic motor and screw shell, screw shell is screwed out in the screw thread shrinkage pool of aqueduct shower nozzle, the process screwing out in the screw thread shrinkage pool of aqueduct shower nozzle at screw shell, push piece plate and outer loop bar move up gradually respectively under the effect of the first spring and the second spring, promoting aqueduct shower nozzle moves up gradually, until the lower surface of the draw-in groove of outer loop bar bottom is while encountering fixture block, push piece plate and outer loop bar stop moving up, again by pulling push piece plate can make aqueduct shower nozzle deviate from from outer loop bar, from above knockout course, aqueduct shower nozzle injection mold of the present invention is in the time of the demoulding, not to adopt the mode of forced stripper mechanism but adopt outer loop bar from the mode demoulding that screws out in the screw thread shrinkage pool of aqueduct shower nozzle, therefore can not make thread distortion or scratch in screw thread shrinkage pool, guarantee the formed precision of thread.
Accompanying drawing explanation:
Fig. 1 is the main TV structure schematic diagram of aqueduct shower nozzle injection mold of the present invention;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is Fig. 2 " A-A " sectional structure schematic diagram;
Fig. 4 is the perspective view of plastic product aqueduct shower nozzle;
Fig. 5 is that the master of plastic product aqueduct shower nozzle looks sectional structure schematic diagram.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments, aqueduct shower nozzle injection mold of the present invention is described in further detail:
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, in this specific embodiment, aqueduct shower nozzle injection mold of the present invention comprises top clamping plate 1 from top to bottom successively, scraping wings 2, solid plate 3, push piece plate 4, moving platen 5, support plate 6, motor fixed plate 7, cushion block 8 and Bottom clamp plate 9, on solid plate 3 and moving platen 5, be respectively equipped with fixed mold core 16 and the mavable module core for moulding aqueduct shower nozzle 101, moving platen 5, support plate 6, motor fixed plate 7, together with cushion block 8 is fixed by screws in Bottom clamp plate 9, between top clamping plate 1 and scraping wings 2, be provided with the first stop screw 25, between scraping wings 2 and solid plate 3, be provided with pull bar 33, solid plate 3 outsides have been connected by screw arm-tie 10, push piece plate 4 is provided with arm-tie screw 11, arm-tie screw 11 is inserted in the strip hole 12 on arm-tie 10, between moving platen 5 and push piece plate 4, be provided with the second stop screw 26, between solid plate 3 and support plate 6, be provided with shutter 21, on motor fixed plate 7, be connected by screw hydraulic motor 13, mavable module core comprises intermediate bar 17, for the outer loop bar 18 of moulding conical through-hole 103, be used for the screw shell 20 of moulding screw thread shrinkage pool 102 internal screw threads and the taper retainer ring 19 for retaining thread sleeve 20, intermediate bar 17 is connected with Bottom clamp plate 9, its upper end is through motor fixed plate 7, support plate 6, moving platen 5 and push piece plate 4 withstand on fixed mold core 16, outer loop bar 18 is enclosed within on intermediate bar 17 and can slides up and down along intermediate bar 17, outer loop bar 18 bottom peripheries are provided with draw-in groove 31, on motor fixed plate 7, be connected with fixture block 30, fixture block 30 is stuck in draw-in groove 31, taper retainer ring 19 is connected with push piece plate 4, screw shell 20 is enclosed within on outer loop bar 18 and can rotates around outer loop bar 18, its top withstands on taper retainer ring 19, bottom withstands on support plate 6, between screw shell 20 and moving platen 5 and support plate 6, be equipped with bearing, between hydraulic motor 13 and screw shell 20, be provided with the transmission mechanism that drives screw shell 20 to rotate, this transmission mechanism comprises the first sprocket wheel 14, the second sprocket wheel 28, rotating shaft 29, the first gear 27 and the second gear 23, rotating shaft 29 is connected on moving platen 5 and support plate 6 by bearing is rotating respectively, the first sprocket wheel 14 is connected with the main shaft of hydraulic motor 13, the second sprocket wheel 28 is connected to rotating shaft 29 bottoms, the first gear 27 is connected to rotating shaft 29 tops, the second gear 23 is connected on screw shell 20, between the first sprocket wheel 14 and the second sprocket wheel 28, connect by chain 15, the first gear 27 and the second gear 23 engage, on shutter 21, cover has the first spring 22, the first spring 22 upper ends withstand on push piece plate 4, lower end withstands on support plate 6, on intermediate bar 17, cover has the second spring 24, the second spring 24 upper ends withstand on outer loop bar 18, lower end withstands on Bottom clamp plate 9.
The operation principle of aqueduct shower nozzle injection mold of the present invention is, as shown in figures 1 and 3, when die sinking, first, all plates between solid plate 3 and Bottom clamp plate 9 move down together, at this moment, between solid plate 3 and scraping wings 2, first separate, gate materials 32 is stayed on scraping wings 2 under the effect of sprue puller (not shown), in the time that solid plate 3 is encountered pull bar 33 lower end, drive scraping wings 2 to move down together by pull bar 33, at this moment scraping wings 2 separates with top clamping plate 1, gate materials 32 is pushed by scraping wings 2, in the time that top clamping plate 1 is encountered in the first stop screw 25 upper ends, scraping wings 2 and solid plate 3 stop mobile, all plates between push piece plate 4 and Bottom clamp plate 9 continue to move down, at this moment, shutter 21 is extracted from solid plate 3, between solid plate 3 and push piece plate 4, separate, at this moment, hydraulic motor 13 rotates, by the first sprocket wheel 14, chain 15, the second sprocket wheel 28 drives rotating shaft 29 and the first gear 27 to rotate, the first gear 27 drives the second gear 23 to rotate, the second gear 23 drives screw shell 20 to rotate and makes the screw thread shrinkage pool 102 interior back-out of screw shell 20 from aqueduct shower nozzle 101, screw shell 20 is from the screw thread shrinkage pool 102 interior back-out of aqueduct shower nozzle 101 time, push piece plate 4 and outer loop bar 18 move up gradually respectively under the effect of the first spring 22 and the second spring 24, promoting aqueduct shower nozzle 101 moves up gradually, until the lower surface of the draw-in groove 31 of outer loop bar 18 bottoms is while encountering fixture block 30, push piece plate 4 and outer loop bar 18 stop moving up, and all plates between push piece plate 4 and Bottom clamp plate 9 continue to move down together, drive outer loop bar 18 to move down, in the time that the arm-tie screw 11 on push piece plate is encountered the lower surface of the strip hole 12 on arm-tie 10, push piece plate 4 stops mobile, and outer loop bar 18 continues to move down, thereby plastic product aqueduct shower nozzle 101 is deviate under the stopping of push piece plate 4 from outer loop bar 18, complete parting.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (2)
1. an aqueduct shower nozzle injection mold, comprise successively from top to bottom top clamping plate (1), scraping wings (2), solid plate (3), push piece plate (4), moving platen (5), support plate (6), cushion block (8) and Bottom clamp plate (9), on described solid plate (3) and moving platen (5), be respectively equipped with fixed mold core (16) and the mavable module core for moulding aqueduct shower nozzle (101), between described top clamping plate (1) and scraping wings (2), be provided with the first stop screw (25), between described scraping wings (2) and solid plate (3), be provided with pull bar (33), described solid plate (3) outside is connected with arm-tie (10), described push piece plate (4) is provided with arm-tie screw (11), described arm-tie screw (11) is inserted in the strip hole (12) on arm-tie (10), between described moving platen (5) and push piece plate (4), be provided with the second stop screw (26), between described solid plate (3) and support plate (6), be provided with shutter (21), it is characterized in that: also comprise motor fixed plate (7) and be connected to the hydraulic motor (13) on motor fixed plate (7), described mavable module core comprises intermediate bar (17), for the outer loop bar (18) of moulding conical through-hole (103), be used for the screw shell (20) of moulding screw thread shrinkage pool (102) internal screw thread and the taper retainer ring (19) for retaining thread sleeve (20), described motor fixed plate (7) is positioned between support plate (6) and cushion block (8), described moving platen (5), support plate (6), motor fixed plate (7), cushion block (8) and Bottom clamp plate (9) are fixed together, described intermediate bar (17) is connected with Bottom clamp plate (9), its upper end is through motor fixed plate (7), support plate (6), moving platen (5) and push piece plate (4) withstand on fixed mold core (16), described outer loop bar (18) is enclosed within intermediate bar (17) above and can slides up and down along intermediate bar (17), described outer loop bar (18) bottom periphery is provided with draw-in groove (31), on described motor fixed plate (7), be connected with fixture block (30), described fixture block (30) is stuck in draw-in groove (31), described taper retainer ring (19) is connected with push piece plate (4), described screw shell (20) is enclosed within outer loop bar (18) above and can rotates around outer loop bar (18), its top withstands on taper retainer ring (19), bottom withstands on support plate (6), between described hydraulic motor (13) and screw shell (20), be provided with the transmission mechanism that drives screw shell (20) to rotate, the upper cover of described shutter (21) has the first spring (22), described the first spring (22) upper end withstands on push piece plate (4), lower end withstands on support plate (6), the upper cover of described intermediate bar (17) has the second spring (24), described the second spring (24) upper end withstands on outer loop bar (18), lower end withstands on Bottom clamp plate (9).
2. aqueduct shower nozzle injection mold according to claim 1, it is characterized in that: described transmission mechanism comprises the first sprocket wheel (14), the second sprocket wheel (28), rotating shaft (29), the first gear (27) and the second gear (23), described rotating shaft (29) is rotating to be connected on moving platen (5) and support plate (6), described the first sprocket wheel (14) is connected with the main shaft of hydraulic motor (13), described the second sprocket wheel (28) is connected to rotating shaft (29) bottom, described the first gear (27) is connected to rotating shaft (29) top, described the second gear (23) is connected on screw shell (20), between described the first sprocket wheel (14) and the second sprocket wheel (28), connect by chain (15), described the first gear (27) and the second gear (23) engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210243047.1A CN102744838B (en) | 2012-07-13 | 2012-07-13 | Water pipe spray nozzle injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210243047.1A CN102744838B (en) | 2012-07-13 | 2012-07-13 | Water pipe spray nozzle injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102744838A CN102744838A (en) | 2012-10-24 |
| CN102744838B true CN102744838B (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210243047.1A Expired - Fee Related CN102744838B (en) | 2012-07-13 | 2012-07-13 | Water pipe spray nozzle injection mold |
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| Country | Link |
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| CN (1) | CN102744838B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144226B (en) * | 2013-02-22 | 2015-02-18 | 宁波天龙电子股份有限公司 | Axial positioning structure of plastic die thread sleeve |
| CN103407071A (en) * | 2013-07-14 | 2013-11-27 | 太仓市上阳机械有限公司 | Screw injection mold |
| US10322538B2 (en) * | 2016-05-13 | 2019-06-18 | The Procter & Gamble Company | Process for molding hollow workpieces |
Citations (4)
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|---|---|---|---|---|
| CN201064938Y (en) * | 2007-06-07 | 2008-05-28 | 比亚迪股份有限公司 | Inclined knockout core die |
| CN201693738U (en) * | 2010-06-13 | 2011-01-05 | 湖北鄂丰模具有限公司 | Quick internal thread rotation release injection mold |
| CN202293239U (en) * | 2011-10-26 | 2012-07-04 | 中山市恒滨塑胶模具有限公司 | Thread demoulding device and injection molding mould with same |
| CN202668911U (en) * | 2012-07-13 | 2013-01-16 | 宁波金氏实业有限公司 | Injection mould for water pipe spray head |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3706169B2 (en) * | 1995-04-06 | 2005-10-12 | オリンパス株式会社 | Injection mold |
| JP3419228B2 (en) * | 1997-01-20 | 2003-06-23 | 凸版印刷株式会社 | Two-step mold injection mold |
-
2012
- 2012-07-13 CN CN201210243047.1A patent/CN102744838B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201064938Y (en) * | 2007-06-07 | 2008-05-28 | 比亚迪股份有限公司 | Inclined knockout core die |
| CN201693738U (en) * | 2010-06-13 | 2011-01-05 | 湖北鄂丰模具有限公司 | Quick internal thread rotation release injection mold |
| CN202293239U (en) * | 2011-10-26 | 2012-07-04 | 中山市恒滨塑胶模具有限公司 | Thread demoulding device and injection molding mould with same |
| CN202668911U (en) * | 2012-07-13 | 2013-01-16 | 宁波金氏实业有限公司 | Injection mould for water pipe spray head |
Non-Patent Citations (2)
| Title |
|---|
| 喷雾器喷头注塑模设计;段武茂等;《塑料科技》;20080229;第36卷(第2期);第86-88页 * |
| 段武茂等.喷雾器喷头注塑模设计.《塑料科技》.2008,第36卷(第2期),第86-88页. |
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| CN102744838A (en) | 2012-10-24 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20140702 Termination date: 20170713 |