CN203739174U - Adjustable mold-opening limiting oil cylinder device for injection molding machine - Google Patents
Adjustable mold-opening limiting oil cylinder device for injection molding machine Download PDFInfo
- Publication number
- CN203739174U CN203739174U CN201420012781.1U CN201420012781U CN203739174U CN 203739174 U CN203739174 U CN 203739174U CN 201420012781 U CN201420012781 U CN 201420012781U CN 203739174 U CN203739174 U CN 203739174U
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- locked mode
- locking
- mold
- cylinder
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- 238000001746 injection moulding Methods 0.000 title abstract description 5
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 18
- 230000033001 locomotion Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the field of injection molding equipment and particularly relates to an adjustable mold-opening limiting oil cylinder device for an injection molding machine. The adjustable mold-opening limiting oil cylinder device comprises a mold-locking adjusting limiting rod (1). The adjustable mold-opening limiting oil cylinder device is characterized by further comprising a limiting rod locking unit (2), a mold-locking limiting rod mounting cover (3), a mold-locking cylinder rear cylinder cover (4), a valve core (5), a valve core spring (6), a spring screw (7), a mold-locking cylinder piston (8), a mold-locking cylinder body (9), a mold-locking piston rod (10), a mold-locking front cover (11), a mold-locking front cover oil seal check ring (12), a mold-locking front cover guide sleeve (13), a piston rod gasket (14), a piston rod nut (15), a dust ring (16), an oil seal (17), an O-shaped ring I (18), a screw I (19) and a mold-locking cylinder pull rod (24). The adjustable mold-opening limiting oil cylinder device is simple in structure, high in repeated accuracy, accurate in mold-opening position and convenient to adjust.
Description
Technical field
The utility model relates to injection moulding apparatus field used, is specially a kind of adjustable die sinking locating oil cylinder device for injection machine.
Background technology
Toggle injection machine is the most frequently used a kind of in injection machine, and it is to provide thrust by Mode-locking oil cylinder, and the amplification through locked mode elbow-bar mechanism to power realizes the clamping force to mould.The reciprocating motion of Mode-locking oil cylinder, has just realized locked mode and the die sinking of clamping mechanism.For improve production efficiency and product quality; this operation of gripping working of plastics starts to adopt manipulator to replace manual work at present; because the gripping scope of manipulator has certain restriction; therefore the repeatable accuracy of clamping mechanism die sinking position has been proposed to higher requirement of answering, required each die sinking position can reappear the position of last time and overlap mutually.Common toggle injection machine is not when die sinking oil cylinder position is set in the extreme position of bottom, repdocutbility is undesirable, repeatable accuracy is poor, cause die sinking position inaccurate, especially when die sinking pressure and opening speed are when larger, the die sinking stop position of setting and actual die sinking stop position differ greatly, and make the failure of manipulator gripping working of plastics, frequently report to the police.
Utility model content
In order to overcome the defect of prior art, provide a kind of simple in structure, easy to adjust, repeatable accuracy is high, the accurate injection moulding clamp device of die sinking position, the utility model discloses a kind of adjustable die sinking locating oil cylinder device for injection machine.
The utility model reaches goal of the invention by following technical solution:
A kind of adjustable die sinking locating oil cylinder device for injection machine, comprise that locked mode regulates gag lever post, it is characterized in that: also comprise gag lever post locking nut, locked mode gag lever post mounting cover, mode locking cylinder back cylinder cover, spool, valve core spring, spring screw, mode locking cylinder piston, locked mode cylinder body, locking piston bar, locked mode protecgulum, locked mode protecgulum oil seal collar, locked mode protecgulum guide pin bushing, piston rod packing ring, piston rod nut, dust ring, oil sealing, O type circle first, screw first, O type circle second, combined seal ring, O type circle second, screw second and mode locking cylinder pull bar, locked mode protecgulum, locked mode cylinder body and mode locking cylinder back cylinder cover are all connected and fixed in aggregates by mode locking cylinder pull bar, locked mode gag lever post is installed cover screw second and is fixedly mounted on mode locking cylinder back cylinder cover, mode locking cylinder piston is threaded connection one end of locking piston bar, and piston rod nut is connected with the other end of locking piston bar by screw thread, locked mode regulates gag lever post to connect successively locked mode gag lever post mounting cover and gag lever post locking nut by screw thread, in the center oilhole of locked mode adjusting gag lever post, be provided with spool and valve core spring, one end of valve core spring is fastened in the center oilhole of locked mode adjusting gag lever post with spring screw, and the other end of valve core spring withstands spool, endoporus at locked mode protecgulum is provided with locked mode protecgulum oil seal collar, oil sealing, locked mode protecgulum guide pin bushing and dust ring, on locked mode back cylinder cover and locked mode front end housing, be all embedded with O type circle first, on mode locking cylinder piston, be embedded with combined seal ring, on locked mode back cylinder cover, be embedded with O type circle second, one end of mode locking cylinder pull bar is from mode locking cylinder back cylinder cover passes and be fixed on mode locking cylinder back cylinder cover.
The described adjustable die sinking locating oil cylinder device for injection machine, is characterized in that: also comprise and it is characterized in that nut: one end of mode locking cylinder pull bar is fixed on mode locking cylinder back cylinder cover with nut from mode locking cylinder back cylinder cover passes.
When the utility model is used, on the rear pattern plate of clamping apparatus, by screw first, fixedly the utility model is installed.First unclamp gag lever post locking nut, by precession or back-out locked mode, regulate gag lever post, just can obtain the motion rearmost position of different mode locking cylinder pistons; by toggle rod type clamping mechanism; just there is different die sinking positions, owing to being mechanical position limitation, can obtain accurate and consistent die sinking position.
When mode locking cylinder piston moves backward to locked mode adjusting gag lever post end face, hydraulic oil in mode locking cylinder Piston bowl starts to be subject to locked mode and regulates squeezing of gag lever post, by mode locking cylinder piston and locked mode, regulate the gap between gag lever post to discharge, because regulating gag lever post, locked mode has tapering, gap diminishes gradually with mode locking cylinder piston is mobile backward, played the throttling buffering effect to mode locking cylinder piston, while preventing that mode locking cylinder piston from moving to the end and locked mode regulate gag lever post generation greater impact.
Spool in locked mode regulates gag lever post oilhole plays check valve, when mode locking cylinder piston starts from rearmost position to move, hydraulic oil can regulate the oilhole on the gag lever post face of cylinder to enter centre bore by locked mode, push spool open, through spring screw centre bore, enter locked mode and regulate gag lever post to contact end face with mode locking cylinder piston, prevent that inner chamber from vacuumizing and causing mode locking cylinder piston movement not smooth.
The utility model provides a kind of mechanical adjustable opening stroke locating oil cylinder device, uses the rear die sinking position of this device accurate, and uniformity is fabulous, and cost is low, existing machine is changed to this device also convenient and easy.The beneficial effects of the utility model are: simple in structure, easy to adjust, repeatable accuracy is high, and die sinking position is accurate.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is left view of the present utility model;
Fig. 3 is the cutaway view of the main apparent direction of the utility model;
Fig. 4 is the front view of the utility model while being fixed on clamping apparatus rear pattern plate;
Fig. 5 is the left view of the utility model while being fixed on clamping apparatus rear pattern plate.
The specific embodiment
By specific embodiment, further illustrate the utility model below.
Embodiment 1
A kind of adjustable die sinking locating oil cylinder device for injection machine, comprise that locked mode regulates gag lever post 1, gag lever post locking nut 2, locked mode gag lever post mounting cover 3, mode locking cylinder back cylinder cover 4, spool 5, valve core spring 6, spring screw 7, mode locking cylinder piston 8, locked mode cylinder body 9, locking piston bar 10, locked mode protecgulum 11, locked mode protecgulum oil seal collar 12, locked mode protecgulum guide pin bushing 13, piston rod packing ring 14, piston rod nut 15, dust ring 16, oil sealing 17, O type circle first 18, screw first 19, O type circle second 20, combined seal ring 21, O type circle second 22, screw second 23, mode locking cylinder pull bar 24 and nut 25, as shown in FIG. 1 to 3, concrete structure is:
Locked mode protecgulum 11, locked mode cylinder body 9 and mode locking cylinder back cylinder cover 4 are all connected and fixed in aggregates by mode locking cylinder pull bar 24, locked mode gag lever post mounting cover 3 use screw second 23 are fixedly mounted on mode locking cylinder back cylinder cover 4; Mode locking cylinder piston 8 is threaded connection one end of locking piston bar 10, and piston rod nut 15 is connected with the other end of locking piston bar 10 by screw thread; Locked mode regulates gag lever post 1 to connect successively locked mode gag lever post mounting cover 3 and gag lever post locking nut 2 by screw thread; In the center oilhole of locked mode adjusting gag lever post 1, be provided with spool 5 and valve core spring 6, one end of valve core spring 6 is fastened in the center oilhole of locked mode adjusting gag lever post 1 with spring screw 7, and the other end of valve core spring 6 withstands spool 5; Endoporus at locked mode protecgulum 11 is provided with locked mode protecgulum oil seal collar 12, oil sealing 17, locked mode protecgulum guide pin bushing 13 and dust ring 16; On locked mode back cylinder cover 4 and locked mode front end housing 11, be all embedded with O type circle first 18, on mode locking cylinder piston 8, be embedded with combined seal ring 21, on locked mode back cylinder cover 4, be embedded with O type circle second 22; One end of mode locking cylinder pull bar 24 is fixed on mode locking cylinder back cylinder cover 4 with nut 25 from mode locking cylinder back cylinder cover 4 passes.
When the present embodiment is used, as shown in Figure 4 and Figure 5, on the rear pattern plate of clamping apparatus 26, by screw first 19, fixedly the present embodiment is installed.As shown in Figure 2; first unclamp gag lever post locking nut 2; by precession or back-out locked mode, regulate gag lever post 1; just can obtain the motion rearmost position of different mode locking cylinder pistons 8; by toggle rod type clamping mechanism; just there is different die sinking positions, owing to being mechanical position limitation, can obtain accurate and consistent die sinking position.
When mode locking cylinder piston 8 moves backward to locked mode adjusting gag lever post 1 end face, hydraulic oil in mode locking cylinder piston 8 cavitys starts to be subject to locked mode and regulates squeezing of gag lever post 1, by mode locking cylinder piston 8 and locked mode, regulate the gap between gag lever post 1 to discharge, because regulating gag lever post 1, locked mode has tapering, gap diminishes gradually with mode locking cylinder piston 8 is mobile backward, played the throttling buffering effect to mode locking cylinder piston 8, while preventing that mode locking cylinder piston 8 from moving to the end and locked mode regulate gag lever post 1 that greater impact occurs.
Spool 5 in locked mode regulates gag lever post 1 oilhole plays check valve, when mode locking cylinder piston 8 starts from rearmost position to move, hydraulic oil can regulate the oilhole on gag lever post 1 face of cylinder to enter centre bore by locked mode, push spool 5 open, through spring screw 7 centre bores, enter locked mode and regulate gag lever post 1 to contact end face with mode locking cylinder piston 8, prevent that inner chamber from vacuumizing and causing 8 motions of mode locking cylinder piston not smooth.
Claims (2)
1. the adjustable die sinking locating oil cylinder device for injection machine, comprise that locked mode regulates gag lever post (1), it is characterized in that: also comprise gag lever post locking nut (2), locked mode gag lever post mounting cover (3), mode locking cylinder back cylinder cover (4), spool (5), valve core spring (6), spring screw (7), mode locking cylinder piston (8), locked mode cylinder body (9), locking piston bar (10), locked mode protecgulum (11), locked mode protecgulum oil seal collar (12), locked mode protecgulum guide pin bushing (13), piston rod packing ring (14), piston rod nut (15), dust ring (16), oil sealing (17), O type circle first (18), screw first (19), O type circle second (20), combined seal ring (21), O type circle second (22), screw second (23) and mode locking cylinder pull bar (24),
Locked mode protecgulum (11), locked mode cylinder body (9) and mode locking cylinder back cylinder cover (4) all pass through mode locking cylinder pull bar (24) and are connected and fixed in aggregatesly, and locked mode gag lever post mounting cover (3) is fixedly mounted on mode locking cylinder back cylinder cover (4) by screw second (23);
Mode locking cylinder piston (8) is threaded connection one end of locking piston bar (10), and piston rod nut (15) is connected with the other end of locking piston bar (10) by screw thread;
Locked mode regulates gag lever post (1) to connect successively locked mode gag lever post mounting cover (3) and gag lever post locking nut (2) by screw thread;
In the center oilhole of locked mode adjusting gag lever post (1), be provided with spool (5) and valve core spring (6), the spring screw for one end (7) of valve core spring (6) is fastened in the center oilhole of locked mode adjusting gag lever post (1), and the other end of valve core spring (6) withstands spool (5);
Endoporus at locked mode protecgulum (11) is provided with locked mode protecgulum oil seal collar (12), oil sealing (17), locked mode protecgulum guide pin bushing (13) and dust ring (16);
On locked mode back cylinder cover (4) and locked mode front end housing (11), be all embedded with O type circle first (18), on mode locking cylinder piston (8), be embedded with combined seal ring (21), on locked mode back cylinder cover (4), be embedded with O type circle second (22);
One end of mode locking cylinder pull bar (24) is from mode locking cylinder back cylinder cover (4) passes and be fixed on mode locking cylinder back cylinder cover (4).
2. the adjustable die sinking locating oil cylinder device for injection machine as claimed in claim 1, it is characterized in that: also comprise nut (25), it is characterized in that: one end of mode locking cylinder pull bar (24) is fixed on mode locking cylinder back cylinder cover (4) with nut (25) from mode locking cylinder back cylinder cover (4) passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012781.1U CN203739174U (en) | 2014-01-09 | 2014-01-09 | Adjustable mold-opening limiting oil cylinder device for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012781.1U CN203739174U (en) | 2014-01-09 | 2014-01-09 | Adjustable mold-opening limiting oil cylinder device for injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203739174U true CN203739174U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420012781.1U Expired - Lifetime CN203739174U (en) | 2014-01-09 | 2014-01-09 | Adjustable mold-opening limiting oil cylinder device for injection molding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203739174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500338A (en) * | 2019-09-18 | 2019-11-26 | 浙江金鹰塑料机械有限公司 | A kind of positioning mechanism of oil cylinder |
-
2014
- 2014-01-09 CN CN201420012781.1U patent/CN203739174U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500338A (en) * | 2019-09-18 | 2019-11-26 | 浙江金鹰塑料机械有限公司 | A kind of positioning mechanism of oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |
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| CX01 | Expiry of patent term |