CN103406383A - Mold closing equipment for two-plate machine - Google Patents
Mold closing equipment for two-plate machine Download PDFInfo
- Publication number
- CN103406383A CN103406383A CN2013103231183A CN201310323118A CN103406383A CN 103406383 A CN103406383 A CN 103406383A CN 2013103231183 A CN2013103231183 A CN 2013103231183A CN 201310323118 A CN201310323118 A CN 201310323118A CN 103406383 A CN103406383 A CN 103406383A
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- Prior art keywords
- plate
- hanging block
- pull bar
- mold closing
- moving platen
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- 230000007246 mechanism Effects 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 22
- 238000010030 laminating Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides mold closing equipment for a two-plate machine. The mold closing equipment at least comprises a frame, a movable mold plate, a fixed mold plate and four pull rods, wherein the top of each pull rod penetrates out of the movable mold plate; the movable mold plate is equipped with four pairs of cohesion nuts; thread sections matched with the cohesion nuts are formed on the pull rods; a mold adjusting unit is arranged on each pull rod, and comprises a first hanging block and a second hanging block, and both the first hanging block and the second hanging block are fixed onto the movable mold plate; two split plates capable of being opened or closed are arranged between the first hanging block and the second hanging block; two ends of each plate are matched with the first hanging block and the second hanging block in a sliding manner; an adjusting section of which the diameter is smaller than that of the thread section is formed on the top part of each pull rod and above the thread section, and is clamped between the two split plates; each adjusting section is sleeved with a base cushion block and an adjusting cushion block both located below the opposite plates; the pitch of the thread sections is an integral multiple of the thickness of the adjusting cushion blocks. By adjusting the number of the adjusting cushion blocks, the cohesion nuts are allowed to match with the pull rods, and the thickness of a mold can be adjusted, so that the requirements on electrical detection are greatly reduced, and the equipment cost is greatly lowered.
Description
Technical field
The present invention relates to extrusion forming technology, relate in particular to a kind of two plate machine mold closing mechanisms.
Background technology
The two-plate type mould clamping mechanism of prior art; generally comprise moving platen, solid plate, pull bar, lift cylinder (mould does not belong to); the piston end of described lift cylinder is connected with moving platen; pull bar is provided with gear ring; two halves formula cohesion nut is placed on the gear ring of pull bar, and is provided with to drive the obvolvent oil cylinder of cohesion nut folding.During matched moulds, lift cylinder drives moving platen and carries out mould assembling action, thereby adopts afterwards the obvolvent oil cylinder to carry out obvolvent action and draw lever locking to cohesion nut, then with Mode-locking oil cylinder, moving platen is produced to clamp force.
In traditional double-plate matched mould hydraulic press, the mold thickness adjusting range is larger, in order to reach the mode transfer matched moulds, often needs complicated frame for movement and the electric testing requirement of high request very, and its cost is very high.
Summary of the invention
The invention provides a kind of two plate machine mold closing mechanisms, be used to overcoming defect of the prior art, reduced electric testing requirement, and reduced cost.
Two plate machine mold closing mechanisms provided by the invention, this device comprises frame at least, moving platen and four pull bars, described pull bar top all passes described moving platen, and on moving platen, have four pairs for four described pull bars of axial restraint and be the cohesion nut of semi-open type structure, on described pull bar, has the thread segment coordinated with cohesion nut, it is characterized in that, every described pull bar is provided with a mode transfer unit, described mode transfer unit comprises the first hanging block and the second hanging block be fixed on described moving platen, between the first hanging block and the second hanging block, be provided with the plate of splitting of two energy opening and closing movements, described plate two ends and described the first hanging block split, the second hanging block all is slidably matched, described pull bar top has the section of adjustment, thread segment is positioned at adjustment section below and diameter is greater than described adjustment section diameter, described adjustment section is held on described splitting between plate, and adjust on section and be arranged with basic cushion block and at least one adjustment cushion block, described basic cushion block and all adjustment cushion blocks all are positioned at described plate below and the close described plate of splitting of adjustment cushion block split, and the pitch of described thread segment is the integral multiple of described adjustment pad thickness.
Particularly, all have slide rail on described the first hanging block and the second hanging block, these two slide rails are oppositely arranged, and the described plate of splitting is located between these two slide rails, and the described plate two ends of splitting coordinate also energy relative sliding with described two slide rails.
Wherein, on described frame, have four leads, described lead all coordinates with moving platen and can relative sliding.
Further, described split on plate to be connected with split oil cylinder.
Particularly, on described frame, lift cylinder is installed, the piston of described lift cylinder is fixedly connected with described moving platen.
Wherein, be fixed with solid plate on described frame, described solid plate is positioned at described moving platen below, and described four pull bars bottom all passes described solid plate, and every pull bar bottom all is connected with described solid plate with Mode-locking oil cylinder by opening mould oil cylinder.
Wherein, every pair of described cohesion nut is all held tightly and is coordinated with a described pull bar by the obvolvent oil cylinder.
Further, described basic cushion block and adjustment cushion block all are locked on described pull bar mutually by screw.
Two plate machine mold closing mechanisms provided by the invention, the pitch that the pull rod screw section coordinates with cohesion nut is P1, the thickness of adjusting cushion block is P2, P1 is the integral multiple of P2 simultaneously, and when mold thickness changed, the minimum mold thickness of take was benchmark, require mold thickness to increase apart from the P1 integral multiple with tooth, by the integral multiple relation of P1 and P2, by technique, adjust basic cushion block gauge, guarantee mold thickness the tooth form of hour cohesion nut tooth form of just aiming at pull bar can carry out the obvolvent action; Corresponding increase integer can guarantee that cohesion nut tooth form aligning pull bar tooth form can carry out the obvolvent action when adjusting the cushion block upper surface and split the laminating of piece end face after adjusting cushion block; This mechanism can complete the mode transfer matched moulds to electric testing requirement is low, be characterized in requiring the mold thickness excursion little, for example, in wheel hub extrusion modling or the body formed industry of engine cylinder, the mold thickness excursion generally is not more than 500mm, can utilize this mechanism significantly to reduce the expense of equipment.
The accompanying drawing explanation
The stereogram of the two plate machine mold closing mechanisms that Fig. 1 provides for the embodiment of the present invention;
The front view of the two plate machine mold closing mechanisms that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the local enlarged diagram of Fig. 3;
Fig. 5 is pull bar and adjust the assembling schematic diagram of cushion block in Fig. 2;
Fig. 6 is the top view of Fig. 5.
The specific embodiment
As shown in Fig. 1-6, the embodiment of the present invention provides a kind of two plate machine mold closing mechanisms, this device comprises frame 1 at least, moving platen 2 and four pull bars 3, pull bar 3 tops all pass moving platen 2, and on moving platen 2, have four pairs for four pull bars 3 of axial restraint and be the cohesion nut 4 of semi-open type structure, on pull bar 3, has the thread segment 31 coordinated with cohesion nut 4, every pull bar 3 is provided with a mode transfer unit, the mode transfer unit comprises the first hanging block 51 and the second hanging block 52 be fixed on moving platen 2, what the first hanging block 51 and the second hanging block 52 were provided with two energy opening and closing movements splits plate 53, split plate 53 two ends and the first hanging block 51, the second hanging block 52 all is slidably matched, pull bar 3 tops have the section of adjustment 32, thread segment 31 is positioned at adjustment section 32 belows and diameter is greater than adjustment section 32 diameters, adjustment section 32 is held on two and splits between plate 53, and adjust on section 32 and be arranged with basic cushion block 6S and at least one adjustment cushion block 6, basis cushion block 6S and all adjustment cushion blocks 6 all are positioned to be split plate 53 belows and adjusts cushion block 6 near splitting plate 53, and the pitch of thread segment is to adjust the integral multiple of pad thickness.
Two plate machine mold closing mechanisms provided by the invention, the pitch of pull rod screw section 31 is that P1 coordinates with cohesion nut 4, the thickness of adjusting cushion block 6 is P2, P1 is the integral multiple of P2 simultaneously, and when mold thickness changed, the minimum mold thickness of take was benchmark, require mold thickness to increase with the P1 integral multiple, by the integral multiple relation of P1 and P2, by technique, adjust basic cushion block gauge, guarantee mold thickness the tooth form of hour cohesion nut tooth form of just aiming at pull bar can carry out the obvolvent action; Corresponding increase integer can guarantee that cohesion nut tooth form aligning pull bar tooth form can carry out the obvolvent action when adjusting the cushion block upper surface and split the laminating of piece end face after adjusting cushion block; This mechanism can complete the mode transfer matched moulds to electric testing requirement is low, be characterized in requiring the mold thickness excursion little, for example, in wheel hub extrusion modling or the body formed industry of engine cylinder, the mold thickness excursion generally is not more than 500mm, can utilize this mechanism significantly to reduce the expense of equipment.
Preferred embodiment as above-described embodiment, on the first hanging block 51 and the second hanging block 52, all has slide rail, these two slide rails are oppositely arranged, and what between two slide rails, be provided with two opening and closing movements splits plate 53, split that plate 53 two ends coordinate with two slide rails and can relative sliding.In order to make moving platen move in the vertical direction, on frame 1, have four leads 54, lead 54 is all and moving platen.
Preferably, split on plate 53 to be connected with and split oil cylinder 56.Every pair of opening and closing movement of splitting plate 53 is by splitting the flexible realization of oil cylinder 56.Simple in structure, easy operating.
Preferably, four lift cylinders 7 are installed on frame 1, the piston of lift cylinder 7 is fixedly connected with moving platen 2.The flexible lifting that realizes moving platen by lift cylinder 7.
Preferably, on frame 1, be fixed with solid plate 8, solid plate 8 is positioned at moving platen 2 belows, and four pull bar 3 bottoms all pass solid plate 8, and every pull bar 3 bottoms all are connected with solid plate 2 with Mode-locking oil cylinder 10 by opening mould oil cylinder 9.The piston rod that opens mould oil cylinder 9 is fixedly connected with pull bar 3, be mainly used in cohesion nut 4 to tooth and Qi Moyong; Mode-locking oil cylinder 10 is connected on solid plate 8 and with pull bar 3 and is fixedly connected with, and is mainly used in applying the main frame mold clamping force; Cohesion nut 4 is arranged on moving platen 2 and can slides and carry out opening and closing movement, while being mainly used in die sinking and matched moulds and the clutch of pull bar 3; The first hanging block 51 and the second hanging block 52 all are fixed on moving platen 2, split plate 53 and can between the first hanging block and the second hanging block, carry out opening and closing movement by slide rail, the opening and closing movement power source is for splitting oil cylinder, and when splitting plate and being mainly used in the main frame matched moulds, cohesion nut and pull bar dodges the Qi Moli of pull bar to the tooth location and while opening mould.
Preferably, every pair of cohesion nut 4 is all held tightly and is coordinated with a pull bar 3 by locking cylinder 11.
The minimum modulus of below take is thick to be described as the matched moulds process of example to two plate machine mold closing mechanisms: lift cylinder 7 drives moving platens 2 and mould is drawn close to solid plate 8, now cohesion nut 4 is in open mode, split plate 53 and be in closure state, cushion block 6S lower surface, basis and pull bar step surface are thread segment 31 and adjust the step surface laminating between section 32, until the mould laminating; Open mould oil cylinder 9 oil pockets and enter hydraulic oil, drive on pull bar and move certain distance, until basic cushion block 6S upper surface with split plate 53 lower surfaces laminatings; 11 actions of obvolvent oil cylinder make cohesion nut 4 carry out obvolvent, hold pull bar 3 tightly; Mode-locking oil cylinder 10 enters pressure oil, carries out matched moulds, splits simultaneously plate 53 and opens by splitting oil cylinder 56; While opening mould, open mould oil cylinder 9 and enter hydraulic oil, pushing drawing rod 3 rising slight distance, pull bar drives cohesion nut 4 and moving platen 2 is synchronously removed, and mould separates; During die sinking, cohesion nut 4 is opened, and splits plate 53 closures, and lift cylinder 7 drives moving platen 2 and mould leaves, and a production cycle completes.In the use procedure of above-described embodiment, when splitting plate 53 or cohesion nut 4 and being in open mode, pull bar 3 can and split from cohesion nut that plate passes and mutually noninterfere; By the technique adjustment, cushion block 6S upper surface, basis is when splitting plate 53 laminating, guarantee that now the tooth form of cohesion nut 4 is just aimed at the tooth form of pull bar 3 thread segments 31 in order to carry out the obvolvent action, need simultaneously to guarantee that opening the mould oil cylinder piston leaves flange in the bottom end face certain distance.
When mold thickness changes, generally implementation process is as follows: the minimum mold thickness of take is benchmark, require mold thickness to increase with pitch P 1 integral multiple, integral multiple relation by P1 and P2, corresponding increase integer can guarantee that cohesion nut 4 tooth forms aligning pull bar tooth forms can carry out the obvolvent action when adjusting cushion block 6 upper surfaces and split piece 53 end face laminating after adjusting cushion block, basis cushion block 6S and adjustment cushion block 6 all can be locked on pull bar mutually by screw, but the screw interlaced arrangement, be convenient to install.
This mechanism is mainly used in the little large-tonnage situation of die adjustment scope, its main cause is in order to guarantee certain rigidity requirement, the first hanging block and the second hanging block height are generally unsuitable excessive, simultaneously when carrying out the die sinking action, the maximum die sinking position of moving platen need guarantee moving platen copper sheathing 33) can not break away from pull bar, moving platen copper sheathing 33 is connected with moving platen 2 by the screw of end, and the dynamic model copper sheathing is to its support guide effect of pull bar, and this has also limited this structure mode transfer stroke indirectly can not be excessive; When mold thickness changes, need artificial increasing to adjust the cushion block number, for great tonnage press, the frequency of changing mold thickness is not high, therefore suitable great tonnage press.
This mechanism is enough for wheel hub or engine cylinder-body extrusion modling industry, because the varied in thickness scope of aluminium wheel hub is generally little, engine cylinder-body mold thickness replacement frequency is not high simultaneously; Adopt this mechanism, can significantly reduce the cost of equipment.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to aforementioned each embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, or some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. plate machine mold closing mechanism, this device comprises frame at least, moving platen and four pull bars, described pull bar top all passes described moving platen, and on moving platen, have four pairs for four described pull bars of axial restraint and be the cohesion nut of semi-open type structure, on described pull bar, has the thread segment coordinated with cohesion nut, it is characterized in that, every described pull bar is provided with a mode transfer unit, described mode transfer unit comprises the first hanging block and the second hanging block be fixed on described moving platen, between the first hanging block and the second hanging block, be provided with the plate of splitting of two energy opening and closing movements, described plate two ends and described the first hanging block split, the second hanging block all is slidably matched, described pull bar top has the section of adjustment, thread segment is positioned at adjustment section below and diameter is greater than described adjustment section diameter, the described adjustment section of thread segment is held on described splitting between plate, and adjust on section and be arranged with basic cushion block and at least one adjustment cushion block, described basic cushion block and all adjustment cushion blocks all are positioned at described plate below and the close described plate of splitting of adjustment cushion block split, and the pitch of described thread segment is the integral multiple of described adjustment pad thickness.
2. two plate machine mold closing mechanisms according to claim 1, it is characterized in that all having slide rail on described the first hanging block and the second hanging block, these two slide rails are oppositely arranged, the described plate of splitting is located between these two slide rails, and the described plate two ends of splitting coordinate also energy relative sliding with described two slide rails.
3. two plate machine mold closing mechanisms according to claim 1, is characterized in that on described frame, having four leads, and described lead all coordinates with moving platen and can relative sliding.
4. two plate machine mold closing mechanisms according to claim 1, is characterized in that, every pair of described splitting on plate all is connected with and splits oil cylinder.
5. two plate machine mold closing mechanisms according to claim 1, is characterized in that, at least two lift cylinders are installed on described frame, and the piston of described lift cylinder is fixedly connected with described moving platen.
6. according to the arbitrary described two plate machine mold closing mechanisms of claim 1-5, it is characterized in that, on described frame, be fixed with solid plate, described solid plate is positioned at described moving platen below, described four pull bars bottom all passes described solid plate, and every pull bar bottom all is connected with described solid plate with Mode-locking oil cylinder by opening mould oil cylinder.
7. according to the arbitrary described two plate machine mold closing mechanisms of claim 1-5, it is characterized in that, every pair of described cohesion nut is all held tightly and is coordinated with a described pull bar by the obvolvent oil cylinder.
8. according to the arbitrary described two plate machine mold closing mechanisms of claim 1-5, it is characterized in that, described basic cushion block and adjustment cushion block all are locked on described pull bar mutually by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310323118.3A CN103406383B (en) | 2013-07-29 | 2013-07-29 | Two trigger mold closing mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310323118.3A CN103406383B (en) | 2013-07-29 | 2013-07-29 | Two trigger mold closing mechanisms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103406383A true CN103406383A (en) | 2013-11-27 |
| CN103406383B CN103406383B (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310323118.3A Expired - Fee Related CN103406383B (en) | 2013-07-29 | 2013-07-29 | Two trigger mold closing mechanisms |
Country Status (1)
| Country | Link |
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| CN (1) | CN103406383B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210134A (en) * | 2014-08-20 | 2014-12-17 | 宁波顺兴机械制造有限公司 | Synthetic mold shifting two-plate type closing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4863651A (en) * | 1983-06-28 | 1989-09-05 | Techonoplas, Inc. | Compression molding method |
| CN2186650Y (en) * | 1994-03-07 | 1995-01-04 | 无锡格兰机械有限公司 | Two-plate type mould closing mechanism |
| CN102049491A (en) * | 2010-11-23 | 2011-05-11 | 苏州三基铸造装备股份有限公司 | Force expansion type dual-template mould clamping mechanism using four boosting cylinders |
| CN201832858U (en) * | 2010-10-21 | 2011-05-18 | 广东科达机电股份有限公司 | Metal extrusion molding machine |
| CN202428641U (en) * | 2012-01-06 | 2012-09-12 | 广东科达机电股份有限公司 | Translation and safety structure of moving mold plate for two-plate machine |
| CN202963074U (en) * | 2012-10-29 | 2013-06-05 | 广东科达机电股份有限公司 | Die adjusting and assembling mechanism |
| CN203556666U (en) * | 2013-07-29 | 2014-04-23 | 广东科达机电股份有限公司 | Mold closing device of two-plate machine |
-
2013
- 2013-07-29 CN CN201310323118.3A patent/CN103406383B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4863651A (en) * | 1983-06-28 | 1989-09-05 | Techonoplas, Inc. | Compression molding method |
| CN2186650Y (en) * | 1994-03-07 | 1995-01-04 | 无锡格兰机械有限公司 | Two-plate type mould closing mechanism |
| CN201832858U (en) * | 2010-10-21 | 2011-05-18 | 广东科达机电股份有限公司 | Metal extrusion molding machine |
| CN102049491A (en) * | 2010-11-23 | 2011-05-11 | 苏州三基铸造装备股份有限公司 | Force expansion type dual-template mould clamping mechanism using four boosting cylinders |
| CN202428641U (en) * | 2012-01-06 | 2012-09-12 | 广东科达机电股份有限公司 | Translation and safety structure of moving mold plate for two-plate machine |
| CN202963074U (en) * | 2012-10-29 | 2013-06-05 | 广东科达机电股份有限公司 | Die adjusting and assembling mechanism |
| CN203556666U (en) * | 2013-07-29 | 2014-04-23 | 广东科达机电股份有限公司 | Mold closing device of two-plate machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210134A (en) * | 2014-08-20 | 2014-12-17 | 宁波顺兴机械制造有限公司 | Synthetic mold shifting two-plate type closing machine |
| CN104210134B (en) * | 2014-08-20 | 2016-02-24 | 宁波顺兴机械制造有限公司 | A kind of double-plate matched mould machine of non-shifting formwork in the same way |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103406383B (en) | 2015-09-16 |
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Address after: 528313 Guangdong City, Shunde province Chencun Town, industrial park, long Ring Road West Town, No. 1 Applicant after: KEDA CLEAN ENERGY CO., LTD. Address before: 528313 Guangdong City, Shunde province Chencun Town, industrial park, long Ring Road West Town, No. 1 Applicant before: Guangdong Keda Electromechanical Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: GUANGDONG KEDA ELECTROMECHANICAL CO., LTD. TO: GUANGDONG KEDA CLEAN ENERGY CO., LTD. |
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Effective date of registration: 20200424 Address after: 236200 south of Weiyi Road, north of Guanbao Road, Yingshang Industrial Park, Fuyang City, Anhui Province Patentee after: Anhui Hualu Plastic Products Co.,Ltd. Address before: 528313, No. 1, West Road, Guang Long Industrial Park, Chencun Town, Shunde District, Guangdong, Foshan Patentee before: KEDA CLEAN ENERGY Co.,Ltd. |
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Granted publication date: 20150916 Termination date: 20200729 |