CN2191758Y - Crank arm type enjection forming machine - Google Patents
Crank arm type enjection forming machine Download PDFInfo
- Publication number
- CN2191758Y CN2191758Y CN 94238717 CN94238717U CN2191758Y CN 2191758 Y CN2191758 Y CN 2191758Y CN 94238717 CN94238717 CN 94238717 CN 94238717 U CN94238717 U CN 94238717U CN 2191758 Y CN2191758 Y CN 2191758Y
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- Prior art keywords
- oil hydraulic
- hydraulic cylinder
- crank arm
- fixed
- die sinking
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- Expired - Fee Related
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Abstract
The utility model relates to a crank arm type emission forming machine which belongs to plastic pressure forming equipment. The crank arm type emission forming machine is composed of oil hydraulic cylinders, a movable plate, fixing plates, a fixing post, a cross rod, a mould and a regulator, wherein, a lock and the oil hydraulic cylinder for opening the mould are arranged between a rear fixing plate and the movable plate, and the regulator is spirally arranged on the fixing post on the front side of a front fixing plate. Due to the fact that two bidirectional oil hydraulic cylinders are fixed on the movable plate, the mould combined positioning of the mould is controlled. An oil hydraulic telescopic rod is connected to a crank arm push rod by the center of the machine body of the crank arm type emission forming machine, the mould locking state of the mould is directly fomred, therefore, the action strokes of the oil hydraulic cylinders are shorten, the length of a machine platform is reduced, the precision of the machine platform is enhanced, and the long service life of the crank arm type emission forming machine is extended.
Description
The utility model is a kind of crank arm type Jet forming machine, belongs to the plastic pressure former.
Existing plastic rubber ejection shaping apparatus, all be to promote on the structure of Guan Mo and locked mode with oil hydraulic cylinder, the make-up machine system of earliest period promotes the portable plate of fixed mould with the oil compression rod of single double-acting oil hydraulic cylinder, make and another mould closing of being fixed on the fixed head, continue to promote cross-bar with oil compression rod again, to crank arm push into straight configuration after, the fully closely closing of two moulds, reach the purpose of locking bar, then can carry out plastic material is injected after the action of in-mold molding, after finishing ejection formation, draw back mould with the long oil depression bar again, take out jet shaping finished product, finish the work of ejection formation.
Yet because the start oil hydraulic cylinder of traditional Jet forming machine, all with the limited board design of single oil hydraulic cylinder, system is disposed at the board rear usually, and Zi Yin and mould form a segment distance; So the essential lengthening of the length of oil hydraulic cylinder, making provides the high pressure compaction mold, but the structure phase shape down stroke of long oil cylinder pressure is longer, and the locked mode problem of being derived not merely only is outside precision reduces, and easilier mould is caused damage when the locked mode because of the impurity that is detained.
Therefore, coming locked mode with low pressure is to be the active pursuit person of industry institute.Afterwards, then have and develop once to establish two oil hydraulic cylinder operations of directly closing mould, as shown in Figure 1, its when operation system promotes portable plate 62A simultaneously with the oil compression rod 61A of two single-lift oil hydraulic cylinder 6A being located at both sides, make the mould 71A that is fixed on the portable plate to another mould 72A closing, at this moment, the long oil depression bar 81A that is connected with on the cross-bar 33A of the centre of cranking arm also is pulled (stretching out) simultaneously, then, this long oil depression bar 81A is at mould 71A, the 72A closing is to the location, as shown in Figure 2, promptly can continue to stretch out again promotion cross-bar 33A automatically, two 31A that crank arm are pushed into linear state, to reach the purpose of locked mode, and when die sinking is finished in ejaculation, system promotes cross-bar 33A with long oil depression bar 81A in advance to be made and cranks arm slightly warpage state, afterwards, continue again to pull back with long oil depression bar 81A, the oil compression rod 61A of both sides is pulled simultaneously, as shown in Figure 1, and the portable plate 62A that is connected in the end of cranking arm also is pulled rearward back simultaneously, reach the purpose of die sinking, this design is to close mould at the single-lift oil hydraulic cylinder with both sides, but when the oil compression rod of long oil cylinder pressure is released and during the action of withdrawal doing, because of stretching out the fashion deficiency at oil compression rod, the oil in the oil hydraulic cylinder fully oil compression rod is released, must come makeup oil and oil storage with all oil grooves and the pumping that other establishes, this equipment has increased the manufacturing cost of make-up machine, and most importantly long oil cylinder pressure 8A protrudes from outside the body, makes body increase a lot of length.
In addition, the mould 71A, the 72A that install when desire are bigger, when perhaps the length of product is longer, promptly need adjust the position of portable plate 62A, at this moment, the adjuster 9A rotation that can utilize spiral shell to be located at fixed leg 14A rear side is adjusted, and can make portable plate to the moving back position, like this, the molar spacing (molar amount) between portable plate and fixed head is increased; But ejaculator need increase by one section adjustment length fixed leg 14 thereafter.
In order to overcome the problem of above-mentioned existence, the purpose of this utility model is: shorten machine length, improve closing precision, increase the service life.
The purpose of this utility model is achieved in that the crank arm type Jet forming machine, and before and after being placed by portable plate between the fixed head, fixed leg passes the body that portable plate and front and back fixed head are connected mutually; On front shoe and portable plate, be equipped with mould; And single-lift oil hydraulic cylinder, crank arm, toggle and cross-bar, be loaded on rear fixed plate and the portable plate another side; Oil hydraulic cylinder is convexly set on the outer wall of body rear, and its oil compression rod passes rear fixed plate and links to each other with cross-bar; Spiral shell is provided with adjuster and forms on the fixed leg rear side; Its main feature: lock, die sinking oil hydraulic cylinder are arranged between rear fixed plate and the portable plate; Single-lift oil hydraulic cylinder and oil hydraulic cylinder substitute by two-way oil hydraulic cylinder; And the adjuster spiral shell is located on the fixed leg of front shoe front side.The particular location that lock, die sinking oil hydraulic cylinder are arranged between rear fixed plate and the portable plate is: at first, lock, die sinking oil hydraulic cylinder are arranged on the sliding panel of two-way oil hydraulic cylinder front end both sides, and its lever front end then is fixed on rear end, cross-bar both sides; Secondly, the cylinder body of lock, die sinking oil hydraulic cylinder is fixed on the cross-bar, and its oil compression rod is done the reverse portable plate rear side that is fixed in; The 3rd, cylinder body and the balancing pole of lock, die sinking oil hydraulic cylinder are integrated, and promptly the piston of lock, die sinking oil hydraulic cylinder combines with balancing pole, and lock, are connected on the cross-bar with connecting rod outside the die sinking oil hydraulic cylinder cylinder body.The 4th, on the pass that lock, the die sinking oil hydraulic cylinder also can be fixed on both sides, the die sinking oil compression rod, its inner piston also is fixed on pass, the die sinking oil compression rod, joins with connecting rod and cross-bar and cylinder body is outer.Because lock, die sinking oil hydraulic cylinder are arranged between rear fixed plate and the portable plate, then the length of crank arm type Jet forming machine shortens dramatically; And adjuster is fixed on the fixed leg rear end by original-pack, now change on the front end of being located at fixed leg, run into mould when big, can be with fixed head side shifting forward, the spacing between itself and the portable plate is increased, promptly the molar space increases, can install bigger mould or penetrate bigger product, so, because of the adjustment in molar space still remains in the scope of board, so can make machine shorten a segment length again.
The utility model compared with prior art, its advantage: because of the lock, the die sinking oil hydraulic cylinder is arranged in the body and adjuster changes on the front end of being located at fixed leg, makes whole Jet forming machine shorten length, then settle the space of ejaculator to greatly reduce, can save the cost of factory building land used; Because middle two locks, die sinking oil hydraulic cylinder stroke are very short, promptly replace the long oil cylinder pressure of prior art, so locking, in the reciprocating action of die sinking oil hydraulic cylinder, be difficult for causing damage, therefore improved closing precision and increased the service life.
The utility model can also obtain further instruction from the following drawings and embodiment:
Fig. 1 is a prior art ejaculator mold open schematic diagram.
Fig. 2 is a prior art ejaculator mold-locked schematic diagram.
Fig. 3 is the utility model side-looking lock, die sinking oil hydraulic cylinder and mold open position view.
Fig. 4 is that Fig. 3 mould closes up schematic diagram.
Fig. 5 is Fig. 4 mold-locked schematic diagram.
Fig. 6-1 is the utility model operable lock, die sinking oil hydraulic cylinder and mold open position view.
Fig. 6-2 is Fig. 6-1 mould closed position schematic diagram.
Fig. 6-3 is Fig. 6-2 mold-locked position view.
Fig. 7 is the utility model embodiment 2 locks, die sinking oil hydraulic cylinder position view.
Fig. 8-1 is the utility model embodiment 3 locks, die sinking oil hydraulic cylinder and mould closed position schematic diagram.
Fig. 8-2 is Fig. 8-1 mold-locked position view.
Fig. 9 is the utility model embodiment 4 locks, die sinking oil hydraulic cylinder and mold open position view.
The drawing explanation:
1,6, the two-way oil hydraulic cylinder of 6A-, 2,62, the 62A-portable plate, 3,33, the 33A-cross-bar, 4, the 7-lock, the die sinking oil hydraulic cylinder, 5-body, 8A-long oil cylinder pressure, the 9-adjuster, 11-cylinder body, 12-sliding panel, 13, the 50-rear fixed plate, 14, the 14A-fixed leg, 20, the 501-holder, 21,31,31A-cranks arm, the 22-piston, 25,41,61,61A, 70, the 81A-oil compression rod, 30, the 32-toggle, 34, the 35-connecting rod, the 40-body of rod, the 41-balancing pole, 51, the 611-front shoe, 52,71A, the 72A-mould, the 62-portable plate, the 171-bar.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail:
The utility model is a kind of crank arm type Jet forming machine, see also shown in Fig. 3,4,5, it mainly includes two-way oil hydraulic cylinder 1, portable plate 2, cross-bar 3 and lock, die sinking oil hydraulic cylinder 4, wherein two-way oil hydraulic cylinder 1: the body of rod 10 of two-way oil hydraulic cylinder 1 front end is fixed on body 5 rear fixed plates 50, the rear end is fixed on body 5 front shoes 51, four angle ends of portable plate 2 are fixed in cylinder body 11 rear ends of two-way oil hydraulic cylinder 1, front end is fixed in the sliding panel 12 of both sides, makes mould 52 do the action of open and close mould with the action of two-way oil hydraulic cylinder 1; Portable plate 2: portable plate 2 rear ends are provided with four of a mould 52 front ends end angles and are provided with four groups of two-way oil hydraulic cylinders 1 and upper and lower centre thereof and are provided with holder 20 and connect and crank arm 21,21 front ends of cranking arm then are connected in the holder 501 of rear fixed plate 50 upper and lower ends, then can promote the action that portable plate 2 and mould 52 are made the open and close mould during 1 action of two-way oil hydraulic cylinder; Cross-bar 3: cross-bar 3 is located at the sliding panel 12 central front ends of two-way oil hydraulic cylinder 1 front end both sides, and cross-bar 3 both sides respectively connect one and are fixed in the lock of sliding panel 12 rear ends, the body of rod 40 of die sinking oil hydraulic cylinder 4, and upper and lower end respectively is connected in a toggle 30 and cranks arm 21; Lock, die sinking oil hydraulic cylinder 4: lock, die sinking oil hydraulic cylinder 4 are located at two-way oil hydraulic cylinder 1 front end both sides sliding panel 12, its body of rod 40 front ends then are fixed in rear end, cross-bar 3 both sides, make to crank arm with the toggle 30 that drives the cross body of rod 40 and upper and lower end and 21 stretch and reach the purpose of locked mode; When fixing mould, shown in Fig. 6-1, and the utility model is desiring to carry out Guan Moshi, the first two-way oil hydraulic cylinder 6 with both sides of system promotes portable plate 62 and pushes ahead, another mould closing that makes and be fixed in front shoe 611, shown in Fig. 6-2, at this moment, two crank arm 31 along with portable plate 62 is pushed and pull into gradually near parallel, then, and shown in Fig. 6-3, can utilize by bar 171 and be located at lock on the portable plate 62, die sinking oil hydraulic cylinder 7 continues to spur cross-bar 33, make two to crank arm 31 fully directly, reach the action of locked mode, can begin to carry out the work of ejection formation by support.
In above-mentioned pass mould and locked mode action, wherein the operation of the two-way oil hydraulic cylinder 6 pass moulds of usefulness both sides is all identical with prior art, yet, when locked mode, only need two locks with the centre, two cylinder bodies of die sinking oil hydraulic cylinder 7 are done the very pulling of short stroke simultaneously, can make cranks arm is tending towards straightened condition and comes locked mode, in this mode-lock status, because two middle locks, the very short long oil cylinder pressure 8A that can replace prior art of die sinking oil hydraulic cylinder 7 processes, therefore locking, in the reciprocating action of die sinking oil hydraulic cylinder 7, be difficult for causing damage, also can directly shorten the length of whole Jet forming machine and the cost that oil storage tank is set up in release.
And when desiring to carry out the goods of die sinking taking-up moulding, system promotes cross-bar 33 slightly with two locks, die sinking oil hydraulic cylinders 7 of centre earlier, shown in Fig. 6-2, make and crank arm slightly to become to become song, two-way oil hydraulic cylinder 6 with both sides retracts portable plate 62 again, shown in Fig. 6-1, makes portable plate 62 get back to the location, finish the action of die sinking, can take out finished product.
In addition, the adjuster 9 that the utility model will be adjusted the molar space changes the front side of being located at front shoe 611, run into mould when big, can be with front shoe 611 side shifting forward, make spacing between itself and the portable plate 62 increase can device bigger mould or penetrate bigger product, so, because of the adjustment in molar space still remains in the scope of board, not if the prior art ejaculator need increase by one section accent length fixed leg 14 thereafter, therefore, design of the present utility model can shorten a segment length again, comprise long oil cylinder pressure 8A abridged length, can for the space of settling ejaculator, can greatly reduce for whole Jet forming machine shortens considerable length altogether, can save the cost of factory building land used, this is embodiment 1.
Embodiment 3: shown in Fig. 8-1, the cylinder body of lock, die sinking oil hydraulic cylinder 7 can be integrated with balancing pole 41, that is, piston 22 in lock, the die sinking oil hydraulic cylinder is and balancing pole 41 persons of combination, and lock, the die sinking oil hydraulic cylinder 7 cylinder bodies outsides is connected to cross-bar 33 with connecting rod 34, so, when desiring to carry out locked mode, only add oil pressure and enter the front side 23 of this cylinder body, because of its inner piston 22 is to be connected as a single entity with balancing pole 41, thus cylinder body can be automatically side shifting forward, drive cross-bar 33 moves forward, shown in Fig. 8-2, reach the purpose of locking bar.And when desiring to carry out die sinking, the rear side 24 that then ties up to two locks, die sinking oil hydraulic cylinder 7 adds oil pressure, and cylinder body is moved backward, just can pull into little curvedly with cranking arm, and then comes die sinking with the two-way oil hydraulic cylinder 6 of both sides again.Other is identical with embodiment 1.
Embodiment 4: the oil hydraulic cylinder used of locking bar also can be fixed in the pass of both sides again, die sinking is with in the oil compression rod 61, as shown in Figure 9, its inner piston 22 also is fixed in the oil compression rod 61, also be connected to cross-bar 33 after the oil hydraulic cylinder of both sides closes mould and cylinder body is outer with connecting rod 35, only need at lock, die sinking oil hydraulic cylinder 7 front sides 23 add oil pressure, thruster is moving forward can to make cross-bar, do the action of locked mode, and during die sinking, then be at lock, the rear side 24 of die sinking oil hydraulic cylinder 7 cylinder bodies adds oil pressure, and its cylinder body is moved backward, drives cross-bar 33 again and moves backward, interlock two side oil hydraulic cylinders are done the action of die sinking.
Claims (5)
1, a kind of crank arm type Jet forming machine, before and after being placed by portable plate between the fixed head, fixed leg passes the body that portable plate and front and back fixed head are connected mutually; On front shoe and portable plate, be equipped with mould; And single-lift oil hydraulic cylinder, crank arm, toggle and cross-bar be loaded on rear fixed plate and the portable plate another side; The long oil cylinder pressure is convexly set on the outer wall of body rear, and its oil compression rod passes rear fixed plate and links to each other with cross-bar; Spiral shell is provided with adjuster and forms on the fixed leg rear side, it is characterized in that: lock, die sinking oil hydraulic cylinder are arranged between rear fixed plate and the portable plate; Single-lift oil hydraulic cylinder and oil hydraulic cylinder are two-way oil hydraulic cylinder; Adjuster (9) spiral shell is located on the fixed leg (14) of front shoe (611) front side.
2, crank arm type Jet forming machine according to claim 1 is characterized in that: lock, die sinking oil hydraulic cylinder (4) are located on two-way oil hydraulic cylinder (1) the front end both sides sliding panels (12), and its body of rod (40) front end then is fixed on cross-bar (3) rear end, both sides.
3, crank arm type Jet forming machine according to claim 1 is characterized in that: the cylinder body of lock, die sinking oil hydraulic cylinder (7) is fixed on the cross-bar (33), and its oil compression rod (25) is done reverse portable plate (62) rear side that is fixed in.
4, crank arm type Jet forming machine according to claim 1, it is characterized in that: the cylinder body and the balancing pole (41) of lock, die sinking oil hydraulic cylinder (7) are integrated, promptly the piston (22) of lock, die sinking oil hydraulic cylinder (7) combines with balancing pole (41), and oil hydraulic cylinder (7) the cylinder body outside is connected on the cross-bar (33) with connecting rod (34).
5, crank arm type Jet forming machine according to claim 1, it is characterized in that: lock, die sinking oil hydraulic cylinder (7) also can be fixed on pass, the die sinking of both sides and use on the oil compression rod (61), its inner piston (22) also is fixed on the oil compression rod (61), joins with connecting rod (35) and cross-bar (33) and cylinder body is outer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94238717 CN2191758Y (en) | 1994-05-17 | 1994-05-17 | Crank arm type enjection forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94238717 CN2191758Y (en) | 1994-05-17 | 1994-05-17 | Crank arm type enjection forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2191758Y true CN2191758Y (en) | 1995-03-15 |
Family
ID=33846063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94238717 Expired - Fee Related CN2191758Y (en) | 1994-05-17 | 1994-05-17 | Crank arm type enjection forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2191758Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962990A (en) * | 2012-11-20 | 2013-03-13 | 汕头大学 | Controllable die opening-closing mechanism for thermoforming machine |
| CN104057466A (en) * | 2014-06-18 | 2014-09-24 | 宁波伟立机器人科技有限公司 | Mechanical hand telescopic mechanism special for injection molding machine |
| CN105397064A (en) * | 2015-11-30 | 2016-03-16 | 宜兴市佳晨压铸机制造有限公司 | Die clamping cylinder seat for die-casting machine |
-
1994
- 1994-05-17 CN CN 94238717 patent/CN2191758Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962990A (en) * | 2012-11-20 | 2013-03-13 | 汕头大学 | Controllable die opening-closing mechanism for thermoforming machine |
| CN104057466A (en) * | 2014-06-18 | 2014-09-24 | 宁波伟立机器人科技有限公司 | Mechanical hand telescopic mechanism special for injection molding machine |
| CN104057466B (en) * | 2014-06-18 | 2016-02-10 | 宁波伟立机器人科技有限公司 | A kind of Special manipulator for injection molding machine telescoping mechanism |
| CN105397064A (en) * | 2015-11-30 | 2016-03-16 | 宜兴市佳晨压铸机制造有限公司 | Die clamping cylinder seat for die-casting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |