CN202344795U - Telescopic outer-circulation cycle hydraulic mould clamping mechanism - Google Patents
Telescopic outer-circulation cycle hydraulic mould clamping mechanism Download PDFInfo
- Publication number
- CN202344795U CN202344795U CN2011203964814U CN201120396481U CN202344795U CN 202344795 U CN202344795 U CN 202344795U CN 2011203964814 U CN2011203964814 U CN 2011203964814U CN 201120396481 U CN201120396481 U CN 201120396481U CN 202344795 U CN202344795 U CN 202344795U
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- rear end
- oil cylinder
- locking
- telescopic
- locked mode
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Abstract
The utility model relates to the technical field of mould clamping equipment, in particular to a telescopic outer-circulation cycle hydraulic mould clamping mechanism. A mould clamping piston is arranged in a mould clamping oil cylinder, one end of the mould clamping piston is connected with a mould clamping piston rod; one end of the mould clamping piston rod is fixedly connected with a moving mould plate; the other end of the mould clamping piston is connected with a telescopic sleeve rod group; one end of the telescopic sleeve rod group is penetrated through a rear end cover; the telescopic sleeve rod group and the rear end cover are respectively provided with a first oil port and a second oil port; an adjustment device comprises a valve which is communicated with an oil pipe and the mould clamping oil cylinder at the same time; the valve comprises a valve cap and a cartridge valve; a spring is arranged between the cartridge valve and the rear end cover; and the valve cap is provided with a third oil port. By the interaction of the components, a mould can be moved and clamped smoothly, and the mould removal speed of the hydraulic mould clamping mechanism is improved.
Description
Technical field
The utility model relates to the locked mode equipment technical field, particularly a kind of telescopic outer circulation hydraulic lock mold mechanism.
Background technology
At present, hydraulic pressure locked mode injection moulding machine of the prior art in use, needs large diameter oil cylinder to realize big clamp force, need possess shifting formwork speed faster simultaneously again.Traditional middle-size and small-size injection machine great majority adopt large diameter plunger case to realize the locked mode action.Plunger is under mould shifting oil cylinder drives during matched moulds; Mode-locking oil cylinder produces negative pressure; A large amount of hydraulic oil is under action of negative pressure; (through prefill valve) is sucked into the locked mode cylinder, and at this moment the oil filling capacity of prefill valve becomes the bottleneck that shifting formwork speed further improves, and is to be worth research so improve the shifting formwork speed of fluid pressure type clamping.
Summary of the invention
The purpose of the utility model is to overcome the fault of construction that prior art exists, and a kind of telescopic outer circulation hydraulic lock mold mechanism that improves the shifting formwork speed of fluid pressure type clamping is provided.
The purpose of the utility model is achieved in that
A kind of telescopic outer circulation hydraulic lock mold mechanism comprises guide rod, and an end of said guide rod is equipped with solid plate; The middle part of said guide rod is equipped with moving platen, and the other end of said guide rod is equipped with the locked mode tailgate, and said locked mode tailgate is connected with the locked mode control device; Said locked mode control device comprises the Mode-locking oil cylinder that is connected with said locked mode tailgate, and an end of said Mode-locking oil cylinder is connected with drive end bearing bracket, and the other end of said Mode-locking oil cylinder is fixedly connected with rear end cap; Said drive end bearing bracket is connected with rear end cap and is connected oil pipe; The end that said connection oil pipe is connected with said rear end cap is provided with adjusting device, and said locked mode tailgate is equipped with mould shifting oil cylinder, and the shifting formwork piston rod of said mould shifting oil cylinder is connected in said moving platen; Be provided with locking piston in the said Mode-locking oil cylinder; One end of said locking piston is connected with the locking piston bar, and an end of said locking piston bar is fixedly connected with said moving platen, and the other end of said locking piston is connected with the telescopic sleeving rod group; Said telescopic sleeving rod group telescopic sleeving rod group one end is arranged in said rear end cap; Said telescopic sleeving rod group and said rear end cap offer first hydraulic fluid port and second hydraulic fluid port respectively, and said adjusting device comprises simultaneously with said and be connected the valve that oil pipe and said Mode-locking oil cylinder communicate that said valve comprises valve gap and inserted valve; Be provided with spring between said inserted valve and the said rear end cap, said valve gap offers the 3rd hydraulic fluid port.
Wherein, said Mode-locking oil cylinder and locked mode tailgate are split type syndeton, and said Mode-locking oil cylinder passes the locked mode tailgate, and said locked mode tailgate all is connected through screw with rear end cap with drive end bearing bracket.
Wherein, an end of said telescopic loop bar group is fixed in said rear end cap through screw thread, and the other end of said telescopic loop bar is fixed in said locking piston through screw.
Wherein, said telescopic loop bar group comprises the telescopic sleeving rod that at least two suits connect.
Wherein, between said connection oil pipe and the said rear end cap, the said connection between oil pipe and the said drive end bearing bracket and between said shifting formwork piston rod and the said moving platen be equipped with flange.
Wherein, said rear end cap also offers the pressure detecting hole.
Wherein, said locked mode tailgate and said solid plate all are fixed in said locked mode pull bar through pull-rod nut.
The beneficial effect of the utility model is: the utility model is when shifting formwork; The piston rod of mould shifting oil cylinder promotes moving platen, and moving platen drives locking piston bar, locking piston and telescopic sleeving rod motion, and this moment, valve did not have pressure; Locking piston promotes the hydraulic oil motion in the Mode-locking oil cylinder; The inserted valve spool overcomes the resistance of spring and opens under the promotion of hydraulic oil, the hydraulic oil of locking piston both sides flows through the path that drive end bearing bracket, flange, tube connector, inserted valve and rear end cap form, and the telescopic sleeving rod group is adjusted the position automatically under the effect of pressure; Keep the volume change of locking piston both sides to equate, guarantee smooth shifting formwork; During locked mode; The 3rd hydraulic fluid port is injected hydraulic oil, and inserted valve is closed, and the hydraulic oil of locking piston both sides can not flow mutually; Second hydraulic fluid port injection pressure oil; Promote the telescopic sleeving rod group to extreme position, and promote locking piston, locking piston bar and moving platen realization high-voltage lock mould, reach the purpose of the shifting formwork speed that improves the fluid pressure type clamping through above action.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the cutaway view of the utility model.
Reference numeral:
1---guide rod 2---solid plate
3---moving platen 4---locked mode tailgate
5---Mode-locking oil cylinder 6---drive end bearing bracket
7---rear end caps 8---connect oil pipe
9---mould shifting oil cylinder 10---shifting formwork piston rod
11---locking piston 12---locking piston bar
13---telescopic sleeving rod groups 14---, first hydraulic fluid port
15---second hydraulic fluid port 16---valve gap
17---inserted valve 18---spring
19---the 3rd hydraulic fluid port 20---flange
21---pressure detecting hole 22---pull-rod nut.
The specific embodiment
With embodiment the utility model being described further below, is not to be limited to this to the practical range of the utility model.
As depicted in figs. 1 and 2, a kind of telescopic outer circulation hydraulic lock mold mechanism comprises guide rod 1; One end of said guide rod 1 is equipped with solid plate 2, and the middle part of said guide rod 1 is equipped with moving platen 3, and the other end of said guide rod 1 is equipped with locked mode tailgate 4; Said locked mode tailgate 4 is connected with the locked mode control device, and said locked mode control device comprises the Mode-locking oil cylinder 5 that is connected with said locked mode tailgate 4, and an end of said Mode-locking oil cylinder 5 is connected with drive end bearing bracket 6; The other end of said Mode-locking oil cylinder 5 is fixedly connected with rear end cap 7, and said drive end bearing bracket 6 is connected with rear end cap 7 and is connected oil pipe 8, and said connection oil pipe 8 is provided with adjusting device with the end that said rear end cap 7 is connected; Said locked mode tailgate 4 is equipped with mould shifting oil cylinder 9, and the shifting formwork piston rod 10 of said mould shifting oil cylinder 9 is connected in said moving platen 3, is provided with locking piston 11 in the said Mode-locking oil cylinder 5; One end of said locking piston 11 is connected with locking piston bar 12, and an end of said locking piston bar 12 is fixedly connected with said moving platen 3, and the other end of said locking piston 11 is connected with telescopic sleeving rod group 13; Said telescopic sleeving rod group 13 telescopic sleeving rod groups 13 1 ends are arranged in said rear end cap 7; Said telescopic sleeving rod group 13 offers first hydraulic fluid port 14 and second hydraulic fluid port 15 respectively with said rear end cap 7, and said adjusting device comprises simultaneously with said and be connected the valve that oil pipe 8 and said Mode-locking oil cylinder 5 communicate that said valve comprises valve gap 16 and inserted valve 17; Be provided with spring 18 between said inserted valve 17 and the said rear end cap 7; Said valve gap 16 offers the 3rd hydraulic fluid port 19, and wherein, said the 3rd hydraulic fluid port 19 is used to control the break-make of inserted valve 17; First hydraulic fluid port 14 is used for exhaust and receives the accumulative total oil impregnate, injection pressure oil when second hydraulic fluid port 15 is used for high-voltage lock mould.
In the present embodiment; Said Mode-locking oil cylinder 5 is split type syndeton with locked mode tailgate 4; Said Mode-locking oil cylinder 5 passes locked mode tailgate 4; Said locked mode tailgate 4 all is connected through screw with rear end cap 7 with drive end bearing bracket 6, and the utility model is arranged to the formation of split type syndeton with said Mode-locking oil cylinder 5 and locked mode tailgate 4, is convenient to loading and unloading and parts such as said telescopic sleeving rod group 13, Mode-locking oil cylinder 5 are overhauled.
In the present embodiment; One end of said telescopic sleeving rod group 13 is fixed in said rear end cap 7 through screw thread; The other end of said telescopic sleeving rod group 13 is fixed in said locking piston 11 through screw; Said telescopic sleeving rod group 13 comprises the telescopic sleeving rod that at least two suits connect, certainly according to the number of the actual conditions choose reasonable telescopic sleeving rods such as length of the displacement of moving platen 3, Mode-locking oil cylinder 5.
In the present embodiment; Between said connection oil pipe 8 and the said rear end cap 7, the said connection between oil pipe 8 and the said drive end bearing bracket 6 and between said shifting formwork piston rod 10 and the said moving platen 3 be equipped with flange 20, through said flange 20 said connection oil pipe 8, drive end bearing bracket 6, rear end cap 7, shifting formwork piston rod 10 and said moving platen 3 are fixedly connected.
In the present embodiment, said rear end cap 7 also offers pressure detecting hole 21, and said pressure detecting hole 21 is used to detect the pressure in the Mode-locking oil cylinder 5.
In the present embodiment, said locked mode tailgate 4 all is fixed in said locked mode pull bar through pull-rod nut 22 with said solid plate 2.
The operation principle of the utility model is: when shifting formwork; The piston rod of mould shifting oil cylinder 9 promotes moving platen 3, and moving platen 3 drives locking piston bar 12, locking piston 11 and telescopic sleeving rod motion, the 3rd hydraulic fluid port 19 no pressure at this moment; Locking piston 11 promotes the hydraulic oil motion in the Mode-locking oil cylinder 5; Inserted valve 17 spools overcome the resistance of spring 18 and open under the promotion of hydraulic oil, the hydraulic oil of locking piston 11 both sides flows through the path that drive end bearing bracket 6, flange 20, tube connector, inserted valve 17 and rear end cap 7 form, and telescopic sleeving rod group 13 is adjusted the position automatically under the effect of pressure; Keep the volume change of locking piston 11 both sides to equate, guarantee smooth shifting formwork; When locked mode; The 3rd hydraulic fluid port 19 is injected hydraulic oil; Close inserted valve 17, the hydraulic oil of locking piston 11 both sides can not flow mutually, again to second hydraulic fluid port, 15 injection pressures oil; Promote telescopic sleeving rod group 13 to extreme position, and promote locking piston 11, locking piston bar 12 and moving platen 3 realization high-voltage lock moulds.
The above only is the preferred embodiments of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (7)
1. a telescopic outer circulation hydraulic lock mold mechanism comprises guide rod, and an end of said guide rod is equipped with solid plate; The middle part of said guide rod is equipped with moving platen, and the other end of said guide rod is equipped with the locked mode tailgate, and said locked mode tailgate is connected with the locked mode control device; Said locked mode control device comprises the Mode-locking oil cylinder that is connected with said locked mode tailgate, and an end of said Mode-locking oil cylinder is connected with drive end bearing bracket, and the other end of said Mode-locking oil cylinder is fixedly connected with rear end cap; Said drive end bearing bracket is connected with rear end cap and is connected oil pipe; The end that said connection oil pipe is connected with said rear end cap is provided with adjusting device, and said locked mode tailgate is equipped with mould shifting oil cylinder, and the shifting formwork piston rod of said mould shifting oil cylinder is connected in said moving platen; It is characterized in that: be provided with locking piston in the said Mode-locking oil cylinder; One end of said locking piston is connected with the locking piston bar, and an end of said locking piston bar is fixedly connected with said moving platen, and the other end of said locking piston is connected with the telescopic sleeving rod group; Said telescopic sleeving rod group telescopic sleeving rod group one end is arranged in said rear end cap; Said telescopic sleeving rod group and said rear end cap offer first hydraulic fluid port and second hydraulic fluid port respectively, and said adjusting device comprises simultaneously with said and be connected the valve that oil pipe and said Mode-locking oil cylinder communicate that said valve comprises valve gap and inserted valve; Be provided with spring between said inserted valve and the said rear end cap, said valve gap offers the 3rd hydraulic fluid port.
2. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 1; It is characterized in that: said Mode-locking oil cylinder and locked mode tailgate are split type syndeton; Said Mode-locking oil cylinder passes the locked mode tailgate, and said locked mode tailgate all is connected through screw with rear end cap with drive end bearing bracket.
3. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 1, it is characterized in that: an end of said telescopic loop bar group is fixed in said rear end cap through screw thread, and the other end of said telescopic loop bar is fixed in said locking piston through screw.
4. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 3 is characterized in that: said telescopic loop bar group comprises the telescopic sleeving rod that at least two suits connect.
5. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 1 is characterized in that: between said connection oil pipe and the said rear end cap, the said connection between oil pipe and the said drive end bearing bracket and between said shifting formwork piston rod and the said moving platen be equipped with flange.
6. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 1, it is characterized in that: said rear end cap also offers the pressure detecting hole.
7. a kind of telescopic outer circulation hydraulic lock mold mechanism according to claim 1, it is characterized in that: said locked mode tailgate and said solid plate all are fixed in said locked mode pull bar through pull-rod nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203964814U CN202344795U (en) | 2011-10-18 | 2011-10-18 | Telescopic outer-circulation cycle hydraulic mould clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203964814U CN202344795U (en) | 2011-10-18 | 2011-10-18 | Telescopic outer-circulation cycle hydraulic mould clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202344795U true CN202344795U (en) | 2012-07-25 |
Family
ID=46533822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203964814U Expired - Fee Related CN202344795U (en) | 2011-10-18 | 2011-10-18 | Telescopic outer-circulation cycle hydraulic mould clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202344795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503285A (en) * | 2021-07-23 | 2021-10-15 | 河南省稳众减振器有限公司 | Electric control self-locking oil cylinder |
-
2011
- 2011-10-18 CN CN2011203964814U patent/CN202344795U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503285A (en) * | 2021-07-23 | 2021-10-15 | 河南省稳众减振器有限公司 | Electric control self-locking oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20201018 |