CN1436655A - Double form clamping and locking mechanism - Google Patents
Double form clamping and locking mechanism Download PDFInfo
- Publication number
- CN1436655A CN1436655A CN 02103922 CN02103922A CN1436655A CN 1436655 A CN1436655 A CN 1436655A CN 02103922 CN02103922 CN 02103922 CN 02103922 A CN02103922 A CN 02103922A CN 1436655 A CN1436655 A CN 1436655A
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- Prior art keywords
- mode transfer
- pull bar
- solid plate
- moving platen
- cylinder
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Abstract
The double pattern plate clamping and locking mechanism includes frame, movable pattern plate capable of sliding on the frame, fixed pattern plate fixed on the frame, pull rods sliding in the guide holes in the fixed pattern plate and the movable pattern plate, mold between the fixed pattern plate and the movable pattern plate, regulator and locking unit. The locking unit on one side the fixed pattern plate comprises locking cylinder, drawing rod and locking block, and can lock and loosen one end of the pull rod. The oil cylinder on the fixed pattern plate for opening and locking the pattern plate has piston connected to one end of the pull rod and the other end of the pull rod matches with the regulator. The regulator has pressure increasing oil cylinder with piston connected to the movable pattern plate.
Description
Technical field
The present invention relates to a kind of double form clamping and locking mechanism.Clamping in specifically a kind of plastic processing.
Background technology
The clapper die spotting press of traditional plastic processing all is to adopt three formwork structures, and elbow formula locking matched moulds needs template to be carried out retrofit, the mode transfer difficulty.Chinese patent 94226926.8 " two-plate type mould clamping mechanism " has been introduced a kind of clamping that has only two templates for this reason, and it has four pull bars, and pull bar one end circumferentially has joining the groove of flashboard, and the other end of this pull bar is interlocked with connecting rod.Flashboard is installed in the right-hand member of piston rod, and this piston rod is the hollow piston bar.All be provided with block at piston rod one end and the flashboard outside.This technical scheme has been simplified the traditional structure of three matched moulds templates, and more mold exchange is convenient.But in the middle of the piston rod of its Mode-locking oil cylinder is through hole, is difficult for processing.Be located in the clamping on the base, use inconvenience.Pull bar one end is unsettled, the wearing and tearing that long-time use could cause a deviation and bring the mating component at two ends.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and provides a kind of rational in infrastructure, a kind of double form clamping and locking mechanism not easy to wear, easy to use.
The double form clamping and locking mechanism that the technical solution used in the present invention is described comprises frame, moving platen, solid plate, many pull bars, mode transfer device, retaining mechanism.The solid plate maintenance is on frame, and moving platen is slidably mounted on the frame, and pull bar passes solid plate and moving platen pilot hole, and stays along pilot hole and slide, the half module of difference fixed mould between solid plate and moving platen.Solid plate one side is equipped with retaining mechanism, and retaining mechanism includes locking cylinder, by latch segment locking or release pull bar.The folding mould oil cylinder also is installed on the solid plate, and the piston of folding mould oil cylinder is seated in an end of pull bar, and the other end of pull bar matches with a mode transfer device, on the mode transfer device pressurizing cylinder is installed, and this pressurizing cylinder is fixed on the moving platen.
Attached technical scheme of the present invention is that the pull bar of described double form clamping and locking mechanism is made as four.
The folding mould oil cylinder can be established two or four.
Pressurizing cylinder can be established two or four.
Described mode transfer device comprises mode transfer sprocket wheel, mode transfer nut, lock nut and retention sleeves, maintenance pressurizing cylinder on the moving platen, and mode transfer nut and pull bar are spirally connected, and lock nut and retention sleeves are spirally connected, and retention sleeves and moving platen are slidingly matched.Connect with chain or gear between each mode transfer sprocket wheel.
Installation mold one side device has at least one tool hot flow path thimble special-purpose hydraulic cylinder on described solid plate.
The present invention has following advantage compared to existing technology: owing to only with two templates, simplified the overall member of clamping, be beneficial to manufacturing, maintenance, install and the loading and unloading mould.Utilize folding mould oil cylinder pulling pull bar to improve mechanism's performance accuracy and service life.Folding mould oil cylinder and pressurizing cylinder are sub-packed on solid plate and the moving platen, make that machine-building is simplified, running steadily, described mode transfer device and thimble special-purpose hydraulic cylinder are reasonable in design, the perfect function of clamping.This structure also can be used for making in the stretch blow machine of plastic hollow vessel.
Description of drawings
Fig. 1 is an overall construction drawing of the present invention;
Fig. 2 is the sketch map of retaining mechanism;
Fig. 3 is an embodiment of mode transfer device;
Fig. 4 is another embodiment of mode transfer device.
The specific embodiment
Find out this double form clamping and locking mechanism by Fig. 1, include frame 4, moving platen 1, solid plate 2, many pull bars 3, mode transfer device, retaining mechanism.Solid plate 2 maintenances are on frame 4, but moving platen 1 horizontal direction move left and right on frame 4, maintenance is on frame 4 slidably for moving platen 1, and pull bar 3 can pass the pilot hole that is provided with on solid plate 2 and the moving platen 1, and can slide in pilot hole.For turning round steadily, pull bar 3 uses four for well.On solid plate 2 and moving platen 1, respectively place the former and the formpiston of mould.Going back maintenance on the solid plate 2 has at least one die cylinder 7 that gets out, and the piston of folding mould oil cylinder 7 is seated in an end center of pull bar 3, utilizes 1 side-to-side movement of pull bar 3 pulling moving platens.For easy to install and use, can use the installing rack structure, folding mould oil cylinder 7 is fixed on the solid plate 2 by installing rack.The other end of pull bar 3 matches with the mode transfer device, at least one the mode transfer device pressurizing cylinder 8 is installed, and this pressurizing cylinder 8 interfixes with moving platen 1.For stressed even, matched moulds is accurate, and folding mould oil cylinder 7 and pressurizing cylinder 8 often are provided with two along the diagonal angle, or all are provided with folding mould oil cylinder 7 and pressurizing cylinder 8 at four pull bar 3 two ends, promptly respectively establish four.Pull bar 3 these ends in that folding mould oil cylinder 7 is not set are set with the guide post 17 identical with the piston rod of folding mould oil cylinder 7 on the pull bar 3, make pull bar keep correct moving direction; Pull bar 3 and guide post 17 can also be made into integration.Also represent to have the I-shaped groove that ejects oil cylinder, locating hole and installation mold among Fig. 1,, do not give label because of belonging to prior art.
When mold-locked, need to cooperate with it with retaining mechanism, solid plate 2 one sides are equipped with retaining mechanism, and retaining mechanism includes locking cylinder 5, draw bar 16 and latch segment 6, can lock or discharge pull bar 3 by latch segment 6, this end of pull bar 3 demonstrates a mao dentation among the figure, is that the increase coupling mechanism force is required.This structure is close with prior art 94226926.8 " two-plate type mould clamping mechanism ", does not describe in detail, only provides Fig. 2 for your guidance.
Described mode transfer device comprises mode transfer sprocket wheel 9, mode transfer nut 10, lock nut 11 and retention sleeves 12, and pressurizing cylinder 8 can be with the bolt maintenance on moving platen 1, and retention sleeves 12 is installed on the piston of pressurizing cylinder 8.Mode transfer nut 10 is spirally connected with pull bar 3, and lock nut 11 is spirally connected with retention sleeves 12, the position, rotation compensation linkage 3 left and right sides by mode transfer sprocket wheel 9 and with the fixing piston rod of retention sleeves 12 and pressurizing cylinder 8 of lock nut 11.Between pressurizing cylinder 8 and retention sleeves 12, between pressurizing cylinder 8 cylinder bodies and the piston rod, packing ring is set.Because maintenance pipe and moving platen 1 are slidingly matched, pressurizing cylinder 8 both can play pressurization.The rotation of above-mentioned mode transfer sprocket wheel 9 is 9 on each mode transfer sprocket wheel is connected with chain 13 or to be connected with a joggle with gear 14, sees Fig. 3 and Fig. 4 respectively, when finely tuning at mold exchange or in using, and the optimum Working between the adjusting mould.Chain 13 connects or gear 14 is connected with a joggle all need add drive unit, because those skilled in the art know, is not described, and does not also give diagram.
In the matched moulds operation at the end, because arts demand, want the closed mould runner, for simplifying mould structure, handled easily, installation mold one side on described solid plate 2, required according to runner quantity, device has at least one tool hot flow path thimble special-purpose hydraulic cylinder 15, utilizes oil cylinder piston to stop up runner, and general oil cylinder quantity is consistent with runner quantity.
When bringing into use this double form clamping and locking mechanism, after having installed mould, chain 13 or the gear 14 adjusted in the mode transfer device make pull bar 3 adaptation moulds required in advance, start folding mould oil cylinder 7 and allow pull bar 3 spur moving platens 1 closing solid plate 2, this moment, pull bar 3 right-hand member sides were positioned at the retaining mechanism place just.Start locking cylinder 5 with pull bar 3 firmly on solid plate 2.Start pressurizing cylinder 8 the mould right side on the moving platen 1 is pushed away the locking mould, inject material forming then, when injection is finished, start hot flow path thimble special-purpose hydraulic cylinder 15 closed flows.Start locking cylinder 5 at last, and start folding mould oil cylinder 7 in succession, push pull bar 3 open, corresponding separately mold halves is finished an operation cycle.
Claims (6)
1, a kind of double form clamping and locking mechanism, comprise frame (4), moving platen (1), solid plate (2), many pull bars (3), the mode transfer device, retaining mechanism, solid plate (2) maintenance is on frame (4), moving platen (1) is slidably mounted on the frame (4), pull bar (3) passes the pilot hole of solid plate (2) and moving platen (1), and can slide along pilot hole, the half module of difference fixed mould between solid plate (2) and moving platen (1), solid plate (2) one sides are equipped with retaining mechanism, this retaining mechanism includes locking cylinder (5), by latch segment (6) locking or release pull bar (3), maintenance has folding mould oil cylinder (7) to it is characterized in that going up also by solid plate (2), the piston of folding mould oil cylinder (7) is seated in an end of pull bar (3), the other end of pull bar (3) matches with a mode transfer device, pressurizing cylinder (8) is installed on the mode transfer device, and this pressurizing cylinder (8) is fixing with moving platen (1).
2, the double form clamping and locking mechanism according to claim 1 is characterized in that described pull bar (3) is four.
3, the double form clamping and locking mechanism according to claim 1 is characterized in that folding mould oil cylinder (7) is two or four.
4, the double form clamping and locking mechanism according to claim 1 is characterized in that pressurizing cylinder (8) is two or four.
5, the double form clamping and locking mechanism according to claim 1, it is characterized in that described mode transfer device comprises mode transfer sprocket wheel (9), mode transfer nut (10), lock nut (11) and retention sleeves (12), moving platen (1) is gone up fixedly pressurizing cylinder (8), mode transfer nut (10) is spirally connected with pull bar (3), lock nut (11) is spirally connected with retention sleeves (12), and retention sleeves (12) outside is slidingly matched with moving platen (1); Connect with chain (13) or gear (14) between each mode transfer sprocket wheel (9).
6, the double form clamping and locking mechanism according to claim 1 is characterized in that going up installation mold one side device at described solid plate (2) has at least one tool hot flow path thimble special-purpose hydraulic cylinder (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02103922 CN1436655A (en) | 2002-02-07 | 2002-02-07 | Double form clamping and locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02103922 CN1436655A (en) | 2002-02-07 | 2002-02-07 | Double form clamping and locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1436655A true CN1436655A (en) | 2003-08-20 |
Family
ID=27627940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02103922 Pending CN1436655A (en) | 2002-02-07 | 2002-02-07 | Double form clamping and locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1436655A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758605B (en) * | 2008-12-25 | 2012-07-18 | 蔡业 | Two-template large-space fully hydraulic locking injection machine |
| CN102975313A (en) * | 2012-12-03 | 2013-03-20 | 辽宁工业大学 | Bidirectional plug board linkage locking mechanism |
| CN103496080A (en) * | 2013-10-08 | 2014-01-08 | 太仓市天丝利塑化有限公司 | Injection molding machine for preventing moving template from deflecting |
| CN104723523A (en) * | 2015-03-20 | 2015-06-24 | 广东正茂精机有限公司 | Two-plate direct pressure type mould locking device with automatic mould adjusting function |
-
2002
- 2002-02-07 CN CN 02103922 patent/CN1436655A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758605B (en) * | 2008-12-25 | 2012-07-18 | 蔡业 | Two-template large-space fully hydraulic locking injection machine |
| CN102975313A (en) * | 2012-12-03 | 2013-03-20 | 辽宁工业大学 | Bidirectional plug board linkage locking mechanism |
| CN103496080A (en) * | 2013-10-08 | 2014-01-08 | 太仓市天丝利塑化有限公司 | Injection molding machine for preventing moving template from deflecting |
| CN103496080B (en) * | 2013-10-08 | 2016-06-15 | 太仓市高泰机械有限公司 | A kind of injection machine preventing moving platen sideslip |
| CN104723523A (en) * | 2015-03-20 | 2015-06-24 | 广东正茂精机有限公司 | Two-plate direct pressure type mould locking device with automatic mould adjusting function |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |