CN219855841U - Differential quick injection structure - Google Patents
Differential quick injection structure Download PDFInfo
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- CN219855841U CN219855841U CN202320340682.5U CN202320340682U CN219855841U CN 219855841 U CN219855841 U CN 219855841U CN 202320340682 U CN202320340682 U CN 202320340682U CN 219855841 U CN219855841 U CN 219855841U
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- piston
- injection
- oil
- differential
- cylinder
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- 238000002347 injection Methods 0.000 title claims abstract description 136
- 239000007924 injection Substances 0.000 title claims abstract description 136
- 230000000903 blocking effect Effects 0.000 claims description 38
- 239000011148 porous material Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model belongs to the technical field of piston cylinders, and particularly relates to a differential quick injection structure. The utility model comprises a fixed base, wherein a piston fixing frame is arranged on the fixed base, an injection oil cylinder body is arranged on the piston fixing frame, and an injection piston is arranged in the injection oil cylinder body. The injection cylinder body is internally provided with the injection piston and the connecting rod piece, the injection movement is realized by the movement between the injection piston and the connecting rod piece, the differential control assembly is positioned in the injection piston, the oil seal is sealed, when the differential control assembly is ejected, the open side part of the oil seal is blocked by the differential control assembly, the conventional cylinder movement can be performed at the moment, when the differential control assembly is ejected, the open side part of the oil seal is opened, oil is simultaneously fed at the moment, the common differential movement is realized, and the piston moves leftwards quickly because the cavity area of the original right side rod is larger than that of the left side, so that differential quick injection is realized, the linkage is strong, and the differential injection speed is higher.
Description
Technical Field
The utility model belongs to the technical field of piston cylinders, and relates to a differential quick injection structure.
Background
The conventional injection mechanism of the injection molding machine uses a bidirectional unilateral piston rod oil cylinder to enter and exit, and is limited by the fact that the area of a rod cavity is smaller than that of a rodless cavity when the oil cylinder moves, so that oil can not be quickly and jointly fed and returned from two sides, and the piston in the oil cylinder can not advance and retreat more efficiently. Therefore, it is necessary to design a differential quick injection structure capable of selectively linking the two oil chambers to realize differential quick injection and controllable speed improvement.
In order to overcome the defects in the prior art, various solutions are proposed through continuous exploration, such as chinese patent discloses an injection mechanism of an injection molding machine [ application number: 200810059666.9 it includes front and back guide bar support, on the front and back guide bar support a shooting table guide bar is mounted, on the shooting table guide bar a shooting table front plate and a shooting table back plate are set, and the shooting table front plate is connected with whole-moving cylinder component and charging barrel screw rod, and the charging barrel screw rod is driven by hydraulic motor and injection cylinder, and the hydraulic motor is connected with shooting table back plate.
Disclosure of Invention
The present utility model aims to solve the above problems and provide a differential rapid injection structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a differential quick injection structure, includes unable adjustment base, unable adjustment base on be equipped with the piston mount, the piston mount on be equipped with the injection cylinder body, the injection cylinder body in be equipped with the injection piston, the injection piston on be equipped with the connection member, the injection cylinder body in be equipped with the oil blanket and open the lateral part, the injection piston in still be equipped with the differential control assembly that can follow sharp reciprocating motion, differential control assembly with the injection piston in sliding fit, differential control assembly and the oil blanket open the position of lateral part corresponding.
In the above-mentioned differential quick injection structure, the differential control assembly includes a control piston disposed in the injection piston, the control piston corresponds to the position of the connecting rod, the control piston is provided with an oil blocking member, and the oil blocking member corresponds to the position of the open side of the oil seal.
In the above-mentioned differential quick injection structure, the oil blocking member comprises an oil blocking ring body arranged on the control piston, an oil inlet part is arranged between the oil blocking ring body and the control piston, and the oil inlet part corresponds to the position of the oil seal opening side part.
In the above-mentioned differential quick injection structure, the oil inlet part comprises an oil inlet cavity groove arranged between the oil blocking ring body and the control piston, the inner diameter of the oil inlet cavity groove is smaller than the outer diameter of the oil blocking ring body, and the oil blocking ring body is in sliding fit with the injection piston.
In the above-mentioned differential rapid injection structure, the injection cylinder body is provided with a piston driving member, and the piston driving member is connected with the injection piston.
In the above-mentioned differential quick injection structure, the piston driving member comprises a piston driving cylinder arranged on the injection cylinder body, a power shaft of the piston driving cylinder is connected with the injection piston, and the injection cylinder body is connected with the piston driving cylinder through a connecting frame.
In the above-mentioned differential quick injection structure, the oil seal opening side portion includes an oil seal opening side duct disposed in the injection cylinder body, and the oil seal opening side duct corresponds to the oil inlet cavity groove.
In the above-mentioned differential rapid injection structure, the connecting rod includes an injection cylinder piston rod disposed on the injection piston, and the injection cylinder piston rod is disposed opposite to the control piston.
In the above-mentioned differential fast injection structure, a cavity is provided between the injection cylinder piston rod and the control piston, and the control piston head extends into the cavity.
In the above-mentioned differential rapid injection structure, the piston fixing frame is provided with a plurality of cylinder clamping plates, and the cylinder clamping plates are in butt fit with the injection oil cylinder.
Compared with the prior art, the utility model has the advantages that:
the injection cylinder body is internally provided with the injection piston and the connecting rod piece, the injection movement is realized by the movement between the injection piston and the connecting rod piece, the differential control assembly is positioned in the injection piston, the oil seal is sealed, when the differential control assembly is ejected, the open side part of the oil seal is blocked by the differential control assembly, the conventional cylinder movement can be performed at the moment, when the differential control assembly is ejected, the open side part of the oil seal is opened, oil is simultaneously fed at the moment, the common differential movement is realized, and the piston moves leftwards quickly because the cavity area of the original right side rod is larger than that of the left side, so that differential quick injection is realized, the linkage is strong, and the differential injection speed is higher.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a partial structural schematic of the present utility model.
Fig. 3 is a schematic view of a partial structure of another aspect of the present utility model.
Fig. 4 is a schematic cross-sectional view at A-A in fig. 3.
In the figure: the device comprises a fixed base 1, a piston fixing frame 2, an injection oil cylinder body 3, an injection piston 4, a connecting rod piece 5, an oil seal opening side part 6, a differential control assembly 7, a control piston 8, an oil blocking piece 9, an oil blocking ring body 10, an oil inlet part 11, an oil inlet cavity groove 12, a piston driving piece 13, a piston driving oil cylinder 14, a connecting frame 15, an oil seal opening side pore canal 16, an injection cylinder piston rod 17, a cavity 18 and a cylinder clamping plate 19.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-4, a differential quick injection structure comprises a fixed base 1, wherein a piston fixing frame 2 is arranged on the fixed base 1, an injection oil cylinder body 3 is arranged on the piston fixing frame 2, an injection piston 4 is arranged in the injection oil cylinder body 3, a connecting rod piece 5 is arranged on the injection piston 4, an oil seal side part 6 is arranged in the injection oil cylinder body 3, a differential control component 7 capable of reciprocating along a straight line is further arranged in the injection piston 4, the differential control component 7 is in sliding fit with the injection piston 4, and the differential control component 7 corresponds to the position of the oil seal side part 6.
In this embodiment, the injection piston 4 and the connecting rod 5 are disposed in the injection cylinder 3, the injection movement is achieved by the movement between the injection piston 4 and the connecting rod 5, the differential control assembly 7 is disposed in the injection piston 4, the oil seal is sealed, when the differential control assembly 7 is ejected, the oil seal opening side 6 is blocked by the differential control assembly 7, normal cylinder movement can be performed at this time, when the differential control assembly 7 is ejected, the oil seal opening side 6 is opened, oil is simultaneously fed at this time, common differential movement is achieved, and because the area of the cavity of the original right side rod is larger than that of the left side, the piston moves rapidly to the left, differential rapid injection is achieved, the linkage is strong, and the differential injection speed is faster.
Referring to fig. 1-4, the differential control assembly 7 includes a control piston 8 disposed in the injection piston 4, the control piston 8 corresponds to the position of the connecting rod 5, the control piston 8 is provided with an oil blocking member 9, and the oil blocking member 9 corresponds to the position of the oil seal opening side 6.
Specifically, the injection piston 4 and the connecting rod 5 are arranged in the injection oil cylinder body 3, the injection movement is achieved by the movement between the injection piston 4 and the connecting rod 5, the differential control assembly 7 is positioned in the injection piston 4, the oil seal is sealed, when the control piston 8 is ejected, the oil seal opening side part 6 is blocked by the oil blocking piece 9, the conventional oil cylinder movement can be performed at the moment, when the differential control piston 8 is ejected, the oil seal opening side part 6 and the oil blocking piece 9 are dislocated, the oil seal opening side part 6 is opened, oil is simultaneously fed at the moment, the common differential movement is achieved, and because the cavity area of the original right side rod is larger than that of the left side, the piston is rapidly moved leftwards, the differential rapid injection is realized, the linkage is strong, and the differential injection speed is faster.
As shown in fig. 2 and 4, the oil blocking member 9 includes an oil blocking ring body 10 disposed on the control piston 8, an oil inlet portion 11 is disposed between the oil blocking ring body 10 and the control piston 8, and the oil inlet portion 11 corresponds to the oil seal opening side portion 6.
In this embodiment, when the control piston 8 is ejected, the oil seal opening side portion 6 is blocked by the oil blocking ring body 10, at this time, normal oil cylinder movement can be performed, when the differential control piston 8 is ejected, the oil seal opening side portion 6 is dislocated with the oil blocking ring body 10, the oil seal opening side portion 6 is communicated with the oil inlet portion 11, at this time, oil is simultaneously fed to realize common differential movement, and because the area of the cavity of the original right side rod is larger than that of the left side, the piston moves leftwards rapidly, differential quick ejection is realized, the linkage is strong, and the differential ejection speed is faster.
The oil inlet part 11 comprises an oil inlet cavity groove 12 arranged between the oil blocking ring body 10 and the control piston 8, the inner diameter of the oil inlet cavity groove 12 is smaller than the outer diameter of the oil blocking ring body 10, and the oil blocking ring body 10 is in sliding fit with the injection piston 4.
In this embodiment, when the control piston 8 is ejected, the oil seal opening side 6 is blocked by the oil blocking ring 10, at this time, normal oil cylinder movement can be performed, when the poor control piston 8 is ejected, the oil seal opening side 6 is dislocated with the oil blocking ring 10, the oil seal opening side 6 is communicated with the oil inlet cavity 12, at this time, oil is simultaneously fed, common differential movement is realized, and because the area of the original right side rod cavity is larger than that of the left side, the piston moves leftwards rapidly, differential quick ejection is realized, the linkage is strong, and the differential ejection speed is faster.
As shown in fig. 2, the injection cylinder 3 is provided with a piston driving member 13, and the piston driving member 13 is connected with the injection piston 4.
In this embodiment, when the injection piston 4 needs to be driven, the piston driving member 13 is started, and the degree of automation is high.
The piston driving part 13 comprises a piston driving oil cylinder 14 arranged on the injection oil cylinder body 3, a power shaft of the piston driving oil cylinder 14 is connected with the injection piston 4, and the injection oil cylinder body 3 is connected with the piston driving oil cylinder 14 through a connecting frame 15.
In this embodiment, when the injection piston 4 needs to be driven, the piston driving cylinder 14 is started, the injection piston 4 is driven to move by the power shaft of the piston driving cylinder 14, the automation degree is high, and the fixing effect of connecting the injection cylinder 3 and the piston driving cylinder 14 by the connecting frame 15 is good.
The oil seal opening side part 6 comprises an oil seal opening side pore canal 16 arranged in the injection oil cylinder body 3, and the oil seal opening side pore canal 16 corresponds to the oil inlet cavity groove 12 in position.
In this embodiment, when the control piston 8 is ejected, the oil seal open side pore canal 16 is blocked by the oil blocking ring body 10, at this time, normal oil cylinder movement can be performed, when the differential control piston 8 is ejected, the oil seal open side pore canal 16 is dislocated with the oil blocking ring body 10, the oil seal open side pore canal 16 is communicated with the oil inlet cavity groove 12, at this time, oil is simultaneously fed, common differential movement is realized, and because the area of the original right side rod cavity is larger than that of the left side, the piston moves leftwards rapidly, differential quick ejection is realized, the linkage is strong, and the differential ejection speed is faster.
As shown in fig. 4, the connecting rod 5 includes a shooting pot piston rod 17 disposed on the shooting pot piston 4, and the shooting pot piston rod 17 is disposed opposite to the control piston 8.
In this embodiment, the shooting motion is achieved by a motion between the shooting piston 4 and the shooting pot piston rod 17.
As shown in fig. 1 and 4, a cavity 18 is provided between the shooting pot piston rod 17 and the control piston 8, and the head of the control piston 8 extends into the cavity 18.
In the embodiment, the cavity 18 is arranged between the shooting pot piston rod 17 and the control piston 8, so that the structure is reasonable, and collision can not occur.
Referring to fig. 1, the piston fixing frame 2 is provided with a plurality of cylinder clamping plates 19, and the cylinder clamping plates 19 are in abutting fit with the injection oil cylinder 3.
In this embodiment, the cylinder clamping plate 19 can fix and clamp the two ends of the injection oil cylinder 3, so that the stability is better.
The working principle of the utility model is as follows:
the injection piston 4 and the injection cylinder piston rod 17 are arranged in the injection oil cylinder body 3, the injection movement is realized by the movement between the injection piston 4 and the injection cylinder piston rod 17, the control piston 8 is positioned in the injection piston 4, the oil seal is sealed, when the control piston 8 is ejected, the oil seal open side pore canal 16 is blocked by the oil blocking ring body 10, the conventional oil cylinder movement can be performed at the moment, when the differential control piston 8 is ejected, the oil seal open side pore canal 16 is misplaced with the oil blocking ring body 10, the oil seal open side pore canal 16 is communicated with the oil inlet cavity groove 12, the oil is simultaneously fed, the common differential movement is realized, the piston is rapidly moved leftwards because the cavity area of the original right side rod is larger than the left side, the differential rapid injection is realized, the linkage is strong, the differential injection speed is faster,
when the injection piston 4 needs to be driven, the piston driving oil cylinder 14 is started, the injection piston 4 is driven to move by the power shaft of the piston driving oil cylinder 14, the degree of automation is higher, the injection oil cylinder body 3 and the piston driving oil cylinder 14 are connected and fixed by the connecting frame 15 with good effect,
the shooting movement is realized by the movement between the shooting piston 4 and the shooting pot piston rod 17, a cavity 18 is arranged between the shooting pot piston rod 17 and the control piston 8, the structure is reasonable, no collision occurs,
the cylinder clamping plate 19 can fix and clamp the two ends of the injection oil cylinder 3, so that the stability is better.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.
Although terms such as the fixed base 1, the piston holder 2, the injection cylinder 3, the injection piston 4, the connecting rod 5, the oil seal open side 6, the differential control assembly 7, the control piston 8, the oil blocking member 9, the oil blocking ring body 10, the oil inlet portion 11, the oil inlet chamber groove 12, the piston driving member 13, the piston driving cylinder 14, the connecting frame 15, the oil seal open side duct 16, the injection cylinder piston rod 17, the cavity 18, the cylinder block plate 19 are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. The utility model provides a differential quick injection structure, includes unable adjustment base (1), its characterized in that, unable adjustment base (1) on be equipped with piston mount (2), piston mount (2) on be equipped with injection cylinder body (3), injection cylinder body (3) in be equipped with injection piston (4), injection piston (4) on be equipped with connecting rod piece (5), injection cylinder body (3) in be equipped with oil seal lateral part (6), injection piston (4) in still be equipped with differential control assembly (7) that can follow sharp reciprocating motion, differential control assembly (7) with injection piston (4) internal sliding fit, differential control assembly (7) and oil blanket open lateral part (6) position corresponding.
2. The differential quick injection structure according to claim 1, wherein the differential control assembly (7) comprises a control piston (8) arranged in the injection piston (4), the control piston (8) corresponds to the position of the connecting rod piece (5), the control piston (8) is provided with an oil blocking piece (9), and the oil blocking piece (9) corresponds to the position of the oil seal opening side part (6).
3. The differential quick injection structure according to claim 2, wherein the oil blocking member (9) comprises an oil blocking ring body (10) arranged on the control piston (8), an oil inlet part (11) is arranged between the oil blocking ring body (10) and the control piston (8), and the oil inlet part (11) corresponds to the oil seal opening side part (6).
4. A differential quick injection structure according to claim 3, wherein the oil inlet portion (11) comprises an oil inlet cavity groove (12) arranged between the oil blocking ring body (10) and the control piston (8), the inner diameter of the oil inlet cavity groove (12) is smaller than the outer diameter of the oil blocking ring body (10), and the oil blocking ring body (10) is in sliding fit with the injection piston (4).
5. A differential fast injection structure according to claim 4, characterized in that the injection cylinder (3) is provided with a piston driving member (13), said piston driving member (13) being connected to the injection piston (4).
6. The differential quick injection structure according to claim 5, wherein the piston driving member (13) comprises a piston driving cylinder (14) arranged on the injection cylinder body (3), a power shaft of the piston driving cylinder (14) is connected with the injection piston (4), and the injection cylinder body (3) is connected with the piston driving cylinder (14) through a connecting frame (15).
7. The differential quick injection structure according to claim 6, wherein the oil seal opening side portion (6) comprises an oil seal opening side duct (16) arranged in the injection cylinder body (3), and the oil seal opening side duct (16) corresponds to the oil inlet cavity groove (12).
8. A differential fast shooting structure as claimed in claim 7, characterized in that said connecting rod (5) comprises a shooting pot piston rod (17) arranged on the shooting pot piston (4), said shooting pot piston rod (17) being arranged opposite to the control piston (8).
9. A differential fast shooting structure as claimed in claim 8, wherein a cavity (18) is provided between the shooting pot piston rod (17) and the control piston (8), and the control piston (8) head extends into the cavity (18).
10. The differential quick injection structure according to claim 9, wherein the piston fixing frame (2) is provided with a plurality of cylinder clamping plates (19), and the cylinder clamping plates (19) are in abutting fit with the injection oil cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340682.5U CN219855841U (en) | 2023-02-16 | 2023-02-16 | Differential quick injection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340682.5U CN219855841U (en) | 2023-02-16 | 2023-02-16 | Differential quick injection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219855841U true CN219855841U (en) | 2023-10-20 |
Family
ID=88323468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320340682.5U Active CN219855841U (en) | 2023-02-16 | 2023-02-16 | Differential quick injection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219855841U (en) |
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2023
- 2023-02-16 CN CN202320340682.5U patent/CN219855841U/en active Active
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