CN209022399U - A kind of Multi-cylinder combination injection device - Google Patents

A kind of Multi-cylinder combination injection device Download PDF

Info

Publication number
CN209022399U
CN209022399U CN201821787759.9U CN201821787759U CN209022399U CN 209022399 U CN209022399 U CN 209022399U CN 201821787759 U CN201821787759 U CN 201821787759U CN 209022399 U CN209022399 U CN 209022399U
Authority
CN
China
Prior art keywords
oil cylinder
cylinder
oil
injection
size
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821787759.9U
Other languages
Chinese (zh)
Inventor
王少波
刘锦灿
麦锡贤
郭培星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Lanson Precision Machinery Manufacturing Co Ltd
Original Assignee
Guangdong Lanson Precision Machinery Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Lanson Precision Machinery Manufacturing Co Ltd filed Critical Guangdong Lanson Precision Machinery Manufacturing Co Ltd
Priority to CN201821787759.9U priority Critical patent/CN209022399U/en
Application granted granted Critical
Publication of CN209022399U publication Critical patent/CN209022399U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of Multi-cylinder combination injection device, platform foreboard and platform back plate is penetrated including being spaced apart from each other penetrating for setting, it penetrates platform foreboard and is provided with expects pipe, it penetrates platform back plate and is provided with transmission shaft for being fixedly connected with expects pipe, it penetrates platform foreboard and penetrates between platform back plate and be provided with more than one pair of combined oil cylinder, in a pair of of combined oil cylinder the piston rod of each oil cylinder respectively with penetrate platform back plate and be fixedly connected, a pair of of combined oil cylinder is made of all identical oil cylinder of two types, sizes;The type of every a pair of combined oil cylinder is identical, size is identical or type, the size difference of every a pair of of combined oil cylinder are different.The utility model passes through control Multi-cylinder combination injection system in the injection device, realizes three kinds of injection systems of high pressure low speed, middle pressure middling speed and low-voltage high speed, enriches injection technique.

Description

A kind of Multi-cylinder combination injection device
Technical field
The utility model relates to a kind of injection device, specifically a kind of Multi-cylinder combines injection device.
Background technique
- Fig. 5 referring to fig. 4, it is generally parallel two-way cylinder injection cellular construction that current medium-and-large-sized injection molding machine, which penetrates platform, because Glue injection oil cylinder is the identical oil cylinder of two sizes, and two oil cylinders need to act with portion, under the operating condition of output pressure abundance, note The size of dynamical system flow output in injection device and the size of injection speed are at invariable direct ratio.However, medium-and-large-sized note Molding machine generally produces the plastic products of opposite heavy wall, and during injection before pressure maintaining, injection pressure is smaller, completes to turn in injection When pressure maintaining acts, big injection pressure is just needed.Therefore, it in the case where the dynamical system of injection device is constant, is penetrated by machine The limitation of glue cylinder structure, even if loading very little (pressure that can be provided far below injection device), injection speed during injection Or the size with injection device output flow is at invariable direct ratio ratio.Therefore, it is further improved.
Utility model content
The purpose of the utility model is to provide a kind of structure setting is reasonable, control flexible and changeable, cost of manufacture is lower, In injection device, not only guarantee that output requires maximum injection pressure pattern, but also can mention under the lesser operating condition of injection pressure demand Rise injection speed, improve efficiency, enrich injection technique require Multi-cylinder combine injection device, with overcome it is in the prior art not Foot place.
Injection device is combined by a kind of Multi-cylinder of this purpose design, penetrates platform foreboard and She Tai including be spaced apart from each other setting Back plate penetrates platform foreboard and is provided with expects pipe, penetrates platform back plate and is provided with transmission shaft for being fixedly connected with expects pipe, described to penetrate platform foreboard And penetrate between platform back plate and be provided with more than one pair of combined oil cylinder, the piston rod of each oil cylinder respectively and is penetrated in a pair of of combined oil cylinder Platform back plate is fixedly connected, and a pair of of combined oil cylinder is made of all identical oil cylinder of two types, sizes;Every a pair of combined oil cylinder Type is identical, size is identical or type, the size difference of every a pair of of combined oil cylinder are different.Cancel traditional a pair Identical oil cylinder acts and takes out the injection device of glue action actuating mechanism as injection, using two pairs, four pairs of even six equities Combined oil cylinder.
It is described penetrate platform foreboard and penetrate between platform back plate be provided with more than one first oil cylinder, the second oil cylinder, the first oil cylinder Size is greater than or is less than or be equal to the second cylinder sizes.First oil cylinder and the second oil cylinder are set as the oil cylinder of identical type, or First oil cylinder and the second oil cylinder are set as type oil cylinder different each other.
The first oil cylinder, the second oil cylinder of each identical size are connected with each other;It is provided between first oil cylinder and the second oil cylinder Connecting flange or connecting line.First oil cylinder and the second oil cylinder are connected with each other by connecting flange or connecting line.
First cylinder sizes are more than or less than the second cylinder sizes, and the big oil cylinder of each size is connected with each other, each The small oil cylinder of size is connected with each other.
First oil cylinder and the second oil cylinder are two-way cylinder, rodless cavity, the injection of the first oil cylinder and the second oil cylinder Chamber is connected respectively in control oil circuit.
First oil cylinder is one-way cylinder, and the second oil cylinder is two-way cylinder, and the injection chamber of the first oil cylinder is connected to It controls in oil circuit, the rodless cavity and outside air of the first oil cylinder are interconnected, and rodless cavity, the injection chamber of the second oil cylinder are separately connected Into control oil circuit.
First oil cylinder is two-way cylinder, and the second oil cylinder is one-way cylinder, and the injection chamber of the second oil cylinder connects control In liquefaction road, the rodless cavity and outside air of the second oil cylinder are interconnected, and rodless cavity, the injection chamber of the first oil cylinder are connected respectively to It controls in oil circuit.
The utility model is in the injection device by combining the control method of injection device with Multi-cylinder in injection process reality Three kinds of injection systems of existing high pressure low speed, middle pressure middling speed and low-voltage high speed, enrich injection technique.Allow injection device can be to a greater extent Ground plays;The pumping glue gross area of oil cylinder is reduced, and when injection and hydraulic fluid flow rate reasonable distribution when taking out glue, improves injection device work Stability, reduce energy consumption;Change the connection type between more combined oil cylinders, processing, maintenance convenient for oil cylinder.
Detailed description of the invention
Fig. 1 is the perspective view that an embodiment of the present invention Multi-cylinder combines injection device.
Fig. 2 is the internal structure chart that an embodiment of the present invention Multi-cylinder combines injection device.
Fig. 3 is the working principle diagram that an embodiment of the present invention Multi-cylinder combines injection device.
Fig. 4 is the schematic perspective view that traditional Multi-cylinder combines injection device.
Fig. 5 is the planar structure schematic diagram that traditional Multi-cylinder combines injection device.
In figure, 1 is penetrates platform foreboard, and 2 is penetrate platform back plate, and 3 be expects pipe, and 4 be transmission shaft, and 5 be the first oil cylinder, and 6 be the second oil Cylinder, 5.1,6.1 difference position rodless cavities, 5.2,6.2 difference position injection chambers.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to figures 1-3, a kind of Multi-cylinder combines injection device, penetrates platform foreboard 1 and She Tai including be spaced apart from each other setting Back plate 2 penetrates platform foreboard 1 and is provided with expects pipe 3, penetrates platform back plate 2 and is provided with transmission shaft 4 for being fixedly connected with expects pipe 3, before penetrating platform Plate 1 and penetrate between platform back plate 2 and be provided with more than one pair of combined oil cylinder, a pair of of combined oil cylinder by two types, sizes all Identical oil cylinder is constituted;The type of every a pair of combined oil cylinder is identical, size is identical or the type of every a pair of of combined oil cylinder, ruler Very little difference is different.
Further, it penetrates platform foreboard 1 and penetrates between platform back plate 2 and be provided with more than one first oil cylinder 5, the second oil cylinder 6,5 size of the first oil cylinder is greater than or is less than or be equal to 6 size of the second oil cylinder.The piston rod point of first oil cylinder 5, the second oil cylinder 6 Not and the interconnection of platform back plate 2 is penetrated, the first oil cylinder 5, the cylinder body of the second oil cylinder 6 and cylinder cap are separately fixed at and penetrate on platform foreboard 1;The One oil cylinder 5 and the second oil cylinder 6 are set as the oil cylinder of identical type or the first oil cylinder 5 and the second oil cylinder 6 are set as type each other not Same oil cylinder.
Further, the first oil cylinder 5, the second oil cylinder 6 of each identical size are connected with each other;First oil cylinder 5 and second Connecting flange or connecting line are provided between oil cylinder 6;Connecting flange or connecting line are provided between oil cylinder interconnected.
Specifically: each first oil cylinder 5 is identical with each second oil cylinder, 6 size and both for two-way cylinder, works as note The hydraulic oil of oil cylinder respectively enters the injection chamber of each first oil cylinder 5 and each second oil cylinder 6, each first oil cylinder during penetrating 5 and each second oil cylinder 6 be provided which injection force, the injection chamber gross area is big, and injection speed is slow, when injection, each first oil cylinder, 5 He The rodless cavity of each second oil cylinder 6 makees oil return movement.When pressing middling speed injection in needs, each first oil cylinder 5 or each the Injection force is provided separately in two oil cylinders 6, and the injection chamber gross area is reduced, injection fast speed.First oil cylinder 5 and the setting of the second oil cylinder 6 Type oil cylinder different each other is set as the oil cylinder of identical type or the first oil cylinder 5 and the second oil cylinder 6.
Further, when the first oil cylinder 5 and the second oil cylinder 6 are two-way cylinder, 5 size of the first oil cylinder be greater than or Less than the second oil cylinder 6, when needing high pressure injection at low velocity, all oil cylinders is needed to provide injection force;When pressing middling speed in needs, The oil cylinder for needing size big provides injection force;When needing low-voltage high speed, the oil cylinder for needing size small provides injection force.
Further, the first oil cylinder 5, the second oil cylinder 6 of each identical size are connected with each other;First oil cylinder 5 and second Connecting flange or connecting line are provided between oil cylinder 6.
Further, 5 size of the first oil cylinder is more than or less than 6 size of the second oil cylinder, and the big oil cylinder of each size is mutual Connection, the small oil cylinder of each size are connected with each other.In injection process, when needing high pressure injection at low velocity, each first oil is needed Cylinder 5 and each second oil cylinder 6 are provided which injection force;When pressing middling speed in needs, it is only necessary to the first big oil cylinder 5 of size or size Injection force is provided separately in the second big oil cylinder 6;When needing low-voltage high speed to inject, the first oil cylinder 5 or ruler that size is small are needed Injection force is provided separately in very little the second big oil cylinder 6;The injection chamber gross area is minimum, and injection speed is fast.
Further, the first oil cylinder 5 and the second oil cylinder 6 are two-way cylinder, the first oil cylinder 5 and the second oil cylinder 6 Rodless cavity, injection chamber are connected respectively in control oil circuit.
Further, the first oil cylinder 5 is one-way cylinder, and the second oil cylinder 6 is two-way cylinder, and the first oil cylinder 5 is penetrated Glue chamber 5.2 is connected in control oil circuit, and the rodless cavity 5.1 and outside air of the first oil cylinder 5 are interconnected, the nothing of the second oil cylinder 6 Rod cavity 6.1, injection chamber 6.2 are connected respectively in control oil circuit.When injection force is provided separately in the second oil cylinder 6, the second oil cylinder 6 Injection chamber 6.2 carries out repairing by 6.1 oil return of rodless cavity of the second oil cylinder 6, or carries out repairing by fuel tank;First oil cylinder, 5 He The piston rod of second oil cylinder 6, which is separately connected, to be penetrated in platform back plate 2, so the piston rod of the second oil cylinder 6 drives the when injection acts The piston rod of one oil cylinder 5 makees synchronization action, and air, the injection chamber 5.2 of the first oil cylinder 5 is discharged in the rodless cavity 5.1 of the first oil cylinder 5 Repairing is carried out by 6.1 oil return of rodless cavity of the second oil cylinder 6, or repairing is carried out by fuel tank.Take out glue movement when, hydraulic oil only into Enter two-way cylinder, the rodless cavity of two-way cylinder makees oil inlet movement, and the rodless cavity of one-way cylinder does not have hydraulic oil entrance, closes Reason distribution hydraulic oil.
Further, when the first oil cylinder 5 is one-way cylinder, the second oil cylinder 6 is two-way cylinder, 5 ruler of the first oil cylinder It is very little when being equal to the second 6 size of oil cylinder, when high pressure injection at low velocity, each first oil cylinder 5 and each second oil cylinder 6 is needed to provide injection Power;When middle pressure middling speed is injected, injection force is provided separately in each first oil cylinder 5 or each second oil cylinder 6.
Further, when the first oil cylinder 5 is one-way cylinder, the second oil cylinder 6 is two-way cylinder, 5 ruler of the first oil cylinder It is very little when being less than or greater than the second 6 size of oil cylinder, when high pressure injection at low velocity, each first oil cylinder 5 and each second oil cylinder 6 is needed to mention For injection force;When middle pressure middling speed is injected, the first big oil cylinder 5 of size or the second oil cylinder 6 provide injection force;When low-voltage high speed, ruler Very little the first small oil cylinder 5 or the second oil cylinder 6 provide injection force.
Further, the first oil cylinder 5 is two-way cylinder, and the second oil cylinder 6 is one-way cylinder, and the second oil cylinder 6 is penetrated Glue chamber 6.2 is connected in control oil circuit, and the rodless cavity 6.1 and outside air of the second oil cylinder 6 are interconnected, the nothing of the first oil cylinder 5 Rod cavity 5.1, injection chamber 5.2 are connected respectively in control oil circuit.
The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new Within the scope of type.The utility model requires protection scope is defined by appended claims and its equivalent.

Claims (7)

1. a kind of Multi-cylinder combines injection device, including being spaced apart from each other penetrating platform foreboard (1) and penetrating platform back plate (2) for setting, platform is penetrated Foreboard (1) is provided with expects pipe (3), penetrates platform back plate (2) and is provided with the transmission shaft (4) for being used for being fixedly connected with expects pipe (3), feature Be it is described penetrate platform foreboard (1) and penetrate between platform back plate (2) be provided with more than one pair of combined oil cylinder, it is each in a pair of of combined oil cylinder The piston rod of oil cylinder respectively with penetrate platform back plate (2) and be fixedly connected, the gray iron of each oil cylinder is solid respectively in a pair of of combined oil cylinder Dingan County is interior mounted in platform foreboard (1) is penetrated;A pair of of combined oil cylinder is made of all identical oil cylinder of two types, sizes;Every a pair The type of combined oil cylinder is identical, size is identical or type, the size difference of every a pair of of combined oil cylinder are different.
2. Multi-cylinder combines injection device according to claim 1, it is characterized in that described penetrate platform foreboard (1) and penetrate platform back plate (2) be provided with more than one first oil cylinder (5), the second oil cylinder (6) between, the first oil cylinder (5) size be greater than or be less than or Equal to the second oil cylinder (6) size;First oil cylinder (5), the second oil cylinder (6) piston rod respectively and penetrate platform back plate (2) interconnection, First oil cylinder (5), the cylinder body of the second oil cylinder (6) and cylinder cap, which are separately fixed at, to be penetrated on platform foreboard (1);First oil cylinder (5) and second Oil cylinder (6) is set as the oil cylinder of identical type or the first oil cylinder (5) and the second oil cylinder (6) are set as type oil different each other Cylinder.
3. Multi-cylinder combines injection device according to claim 2, it is characterized in that the first oil cylinder of each identical size (5), the second oil cylinder (6) is connected with each other;Connecting flange or connecting line are provided between first oil cylinder (5) and the second oil cylinder (6).
4. Multi-cylinder combines injection device according to claim 2, it is characterized in that first oil cylinder (5) size is greater than or small In the second oil cylinder (6) size, each large-sized oil cylinder is connected with each other, and the small oil cylinder of each size is connected with each other.
5. combine injection device according to any one of the claim 2-4 Multi-cylinder, it is characterized in that first oil cylinder (5) and the Two oil cylinders (6) are two-way cylinder, and rodless cavity, the injection chamber of the first oil cylinder (5) and the second oil cylinder (6) are connected respectively to control In oil circuit.
6. injection device is combined according to any one of the claim 2-4 Multi-cylinder, it is characterized in that first oil cylinder (5) is single Action oil cylinder, the second oil cylinder (6) they are two-way cylinder, and the injection chamber (5.2) of the first oil cylinder (5) is connected in control oil circuit, the The rodless cavity (5.1) and outside air of one oil cylinder (5) are interconnected, rodless cavity (6.1), the injection chamber (6.2) of the second oil cylinder (6) It is connected respectively in control oil circuit.
7. injection device is combined according to any one of the claim 2-4 Multi-cylinder, it is characterized in that the first oil cylinder (5) is double acting Oil cylinder, the second oil cylinder (6) are one-way cylinder, and the injection chamber (6.2) of the second oil cylinder (6) is connected in control oil circuit, the second oil The rodless cavity (6.1) and outside air of cylinder (6) are interconnected, the rodless cavity (5.1) of the first oil cylinder (5), injection chamber (5.2) difference It is connected in control oil circuit.
CN201821787759.9U 2018-10-30 2018-10-30 A kind of Multi-cylinder combination injection device Active CN209022399U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821787759.9U CN209022399U (en) 2018-10-30 2018-10-30 A kind of Multi-cylinder combination injection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821787759.9U CN209022399U (en) 2018-10-30 2018-10-30 A kind of Multi-cylinder combination injection device

Publications (1)

Publication Number Publication Date
CN209022399U true CN209022399U (en) 2019-06-25

Family

ID=66908705

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821787759.9U Active CN209022399U (en) 2018-10-30 2018-10-30 A kind of Multi-cylinder combination injection device

Country Status (1)

Country Link
CN (1) CN209022399U (en)

Similar Documents

Publication Publication Date Title
CN103267034B (en) Load sensitive hydraulic system with compensation valve energy recovery function
CN101408107B (en) Energy-saving type shield propulsion hydraulic system by using zone control
CN202081450U (en) Potential energy differential recovery system for moving arm of oil-liquid hybrid power excavator
CN203769811U (en) Self-help supercharging system with hydraulic supercharger and upright columns for hydraulic support
CN110185671A (en) A kind of quadruped robot hydraulic power system of double pump source parallel connection fuel feeding
CN103883338A (en) Hydraulic support stand column self-service pressurizing system comprising hydraulic pressurizer
CN107143540B (en) Digital load sensing hydraulic control system and method
CN202900841U (en) Hydraulic pump station
CN209022399U (en) A kind of Multi-cylinder combination injection device
CN105240330A (en) Speed-up device for hydraulic differential loop of compression oil cylinder of garbage station
CN102536924A (en) Single-hydraulic cylinder single-acting hydraulic system of supercharger
CN201702967U (en) Apparatus for implementing high-return force, quick return of hydrostatic press
CN102587445A (en) Load sensing flow control hydraulic system with energy regeneration and conservation
CN101046217A (en) Pulse digital flow control method and device for fluid system
CN104196785B (en) A kind of closed type energy-saving type shield propulsion hydraulic system using multiplex pump to drive
CN202441833U (en) Double-effect double-stage gas-liquid supercharging transmission apparatus
CN203611495U (en) Same-cavity dual-ejector hydraulic machine
CN105351263A (en) Differential hydraulic cylinder control loop
CN107269609B (en) Combining hydraulic system in load-sensitive valve
CN101520000A (en) Single-piston hydraulic free-piston engine with vibration damping scavenging pumps
CN202468522U (en) Hydraulic system for digital hydraulic cylinder
CN203548409U (en) Variable cross-section hydraulic cylinder and hydraulic control system thereof
CN102562688A (en) Hydraulic system with double hydraulic cylinders and single-acting supercharger
CN206796380U (en) A kind of new oil hydraulic system
CN107761804A (en) The hydraulic crawler excavator power source system of more pressure ranks

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant