CN220038148U - Lubrication system and injection molding machine - Google Patents
Lubrication system and injection molding machine Download PDFInfo
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- CN220038148U CN220038148U CN202223599742.XU CN202223599742U CN220038148U CN 220038148 U CN220038148 U CN 220038148U CN 202223599742 U CN202223599742 U CN 202223599742U CN 220038148 U CN220038148 U CN 220038148U
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- oil
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- period
- control valve
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- 238000005461 lubrication Methods 0.000 title claims abstract description 202
- 238000001746 injection moulding Methods 0.000 title claims abstract description 25
- 239000003921 oil Substances 0.000 claims abstract description 103
- 239000010687 lubricating oil Substances 0.000 claims abstract description 41
- 239000004519 grease Substances 0.000 claims abstract description 36
- 230000001050 lubricating effect Effects 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 230000000750 progressive effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a lubrication system and an injection molding machine, wherein the lubrication system comprises: a grease pump; the plurality of lubricating oil ways are connected in parallel with the grease pump, at least part of the lubricating oil ways are provided with a switch control valve and a first distributor, an inlet of the switch control valve is communicated with the grease pump, an outlet of the switch control valve is communicated with an inlet of the first distributor, and an outlet of the first distributor is arranged opposite to a lubricating point; the controller is in communication connection with the grease pump and the switch control valve, and is configured to control the start and stop of the grease pump and control the switch control valve to conduct or block the corresponding lubricating oil paths according to the lubricating period of each lubricating oil path. According to the utility model, oil supply to a plurality of lubricating oil ways is realized through one oil pump, and the controller controls the oil pump to start and stop and controls the switch control valve to conduct or block the corresponding lubricating oil way according to the lubrication period of each lubricating oil way, so that the accurate control of each lubricating oil way is realized.
Description
Technical Field
The utility model relates to the field of injection molding machines, in particular to a lubrication system, an injection molding machine and a control method of the lubrication system.
Background
The traditional injection molding machine lubricating system generally adopts 1 group of electric grease pumps and a multi-component adapter to lubricate a plurality of different mechanical structure parts of the machine, and because the grease pumps are only one, the lubricating periods are the same, if the lubricating periods required by certain mechanical parts have special requirements, only additional lubricating pumps and pipelines can be added for independent control, so that additional space is occupied, the cost is increased, the manpower and material resources are wasted, and the consistency of the debugged performances is different.
Disclosure of Invention
The utility model provides a lubrication system, an injection molding machine and a control method of the lubrication system, and aims to solve the problem that the period of the lubrication system of the existing injection molding machine can not be adjusted.
In order to solve the technical problems, the utility model adopts the following technical scheme:
one technical scheme of the utility model provides a lubrication system, which is used for an injection molding machine and comprises the following components:
a grease pump;
the oil pump is provided with a plurality of lubricating oil ways which are connected in parallel with the oil pump, at least part of the lubricating oil ways are provided with a switch control valve and a first distributor, an inlet of the switch control valve is communicated with the oil pump, an outlet of the switch control valve is communicated with an inlet of the first distributor, and an outlet of the first distributor is arranged opposite to a lubricating point;
the controller is in communication connection with the grease pump and the switch control valve, and is configured to control the start and stop of the grease pump and control the switch control valve to conduct or block the corresponding lubricating oil paths according to the lubricating period of each lubricating oil path.
In one aspect of the present utility model, the plurality of lubrication oil passages includes at least one regular lubrication period oil passage and at least one special lubrication period oil passage, the lubrication period of the special lubrication period oil passage being different from the lubrication period of the regular lubrication period oil passage, wherein,
the special lubrication period oil way is provided with the switch control valve and the first distributor;
the conventional lubrication cycle oil way is provided with a second distributor, an inlet of the second distributor is communicated with the grease pump, and an outlet of the second distributor is arranged opposite to the lubrication point.
In one technical scheme of the utility model, at least one special lubrication period oil way is provided with a plurality of first distributors with the same lubrication period.
In one technical scheme of the utility model, the special lubrication cycle oil path provided with a plurality of first distributors is also provided with a flow divider, an inlet of the flow divider is communicated with an outlet of the switch control valve, and the outlet of the flow divider is communicated with the first distributors in a one-to-one correspondence manner.
In one technical scheme of the utility model, a pressure switch is also connected in series on one of the conventional lubrication cycle oil paths with the longest oil path, and the pressure switch can be used for monitoring the pressure value of the lubrication system.
In one aspect of the utility model, the outlet of the pressure switch is in communication with one or more of the second dispensers.
In one aspect of the present utility model, the lubrication system further includes:
a temperature sensor configured to monitor a temperature of the workpiece corresponding to each of the lubrication points;
a pressure sensor configured to monitor a pressure of each of the first dispensers, each of the second dispensers;
the processor is in communication connection with the controller, the temperature sensor and the pressure sensor, and is configured to acquire a production period, the working times of the corresponding workpieces of each lubrication point and the temperature of the corresponding workpieces of each lubrication point, determine the lubrication period of the corresponding lubrication oil circuit according to one or more of the production period, the working times of the corresponding workpieces of each lubrication point and the temperature of the corresponding workpieces of each lubrication point, and feed back the determined lubrication period to the controller.
In one technical scheme of the utility model, the switch control valve comprises an electromagnetic directional valve, the electromagnetic directional valve is provided with an A port, a B port, a P port and a T port, wherein the P port is used as an inlet and communicated with the grease pump, the A port is used as an outlet and communicated with the first distributor, plugs are arranged on the B port and the T port, and the controller is configured to control the valve core of the electromagnetic directional valve to move between the A port and the B port.
The utility model also provides an injection molding machine, comprising:
a plurality of lubrication points;
a lubrication system according to any preceding claim, wherein the outlet of the first distributor of the lubrication system is arranged opposite the lubrication point.
According to the lubrication system provided by the utility model, the oil supply to a plurality of lubrication oil ways is realized through one grease pump, the number of the grease pumps is saved, the cost and the control difficulty of the system are reduced, at least part of the lubrication oil ways in the plurality of lubrication oil ways are provided with the switch control valve and the first distributor, the switch control valve can conduct or block the lubrication oil way in which the switch control valve is positioned, so that the lubrication oil way in which the switch control valve is positioned can pass through lubricating oil, when the switch control valve blocks the lubrication oil way in which the switch control valve is positioned, the lubrication oil way in which the switch control valve is positioned does not pass through the lubricating oil, the controller controls the start and stop of the grease pump and controls the switch control valve to conduct or block the corresponding lubrication oil way according to the lubrication period of each lubrication oil way, and can lubricate with different lubrication periods for different lubrication points, so that the situation of excessive lubrication or insufficient lubrication is avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
Drawings
The above and other objects, features and advantages of the present utility model will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.
Fig. 1 is a schematic view of a lubrication system according to an embodiment of the present utility model.
The reference numerals are explained as follows:
100. electric grease; 210. a first three-way valve; 220. a second three-way valve; 230. a third three-way valve; 240. a fourth three-way valve; 250. a fifth three-way valve; 260. a sixth three-way valve; 300. a pressure gauge; 400. an electromagnetic reversing valve; 510. a split flow distributor; 520. a two-plate dispenser; 530. injecting a two-plate dispenser; 540. an injector head on-board dispenser; 550. a first tailgate on-board dispenser; 560. a second tailgate on-board dispenser; 570. a tailboard front side dispenser; 580. a tailboard rear dispenser; 600. and a pressure switch.
Detailed Description
While this utility model is susceptible of embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present disclosure is to be considered as an exemplification of the principles of the utility model and is not intended to limit the utility model to that as illustrated.
Thus, reference throughout this specification to one feature will be used in order to describe one embodiment of the utility model, not to imply that each embodiment of the utility model must be in the proper motion. Furthermore, it should be noted that the present specification describes a number of features. Although certain features may be combined together to illustrate a possible system design, such features may be used in other combinations not explicitly described. Thus, unless otherwise indicated, the illustrated combinations are not intended to be limiting.
In the embodiments shown in the drawings, indications of orientation (such as up, down, in, out, left, right, front, back, etc.) are not absolute but relative for explaining the structure and operation of the various components of the present utility model. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the location of these components changes, then the indication of these directions changes accordingly.
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present utility model and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted.
Preferred embodiments of the present utility model will be further elaborated below with reference to the drawings of the present specification.
As shown in fig. 1, an embodiment of one aspect of the present utility model provides a lubrication system for an injection molding machine, where the lubrication system includes a grease pump, a plurality of lubrication channels, and a controller.
The plurality of lubricating oil ways are connected in parallel with the grease pump, at least part of the lubricating oil ways are provided with a switch control valve and a first distributor, an inlet of the switch control valve is communicated with the grease pump, an outlet of the switch control valve is communicated with an inlet of the first distributor, and an outlet of the first distributor is arranged opposite to a lubricating point.
The controller is in communication connection with the grease pump and the switch control valve, and is configured to control the start and stop of the grease pump and control the switch control valve to conduct or block the corresponding lubricating oil paths according to the lubricating period of each lubricating oil path.
According to the lubrication system provided by the utility model, the oil supply to a plurality of lubrication oil ways is realized through one grease pump, the number of the grease pumps is saved, the cost and the control difficulty of the system are reduced, at least part of the lubrication oil ways in the plurality of lubrication oil ways are provided with the switch control valve and the first distributor, the switch control valve can conduct or block the lubrication oil way in which the switch control valve is positioned, so that the lubrication oil way in which the switch control valve is positioned can pass through lubricating oil, when the switch control valve blocks the lubrication oil way in which the switch control valve is positioned, the lubrication oil way in which the switch control valve is positioned does not pass through the lubricating oil, the controller controls the start and stop of the grease pump and controls the switch control valve to conduct or block the corresponding lubrication oil way according to the lubrication period of each lubrication oil way, and can lubricate with different lubrication periods for different lubrication points, so that the situation of excessive lubrication or insufficient lubrication is avoided.
In some embodiments, the plurality of lubrication oil paths includes at least one normal lubrication period oil path and at least one special lubrication period oil path, and the lubrication period of the special lubrication period oil path is different from the lubrication period of the normal lubrication period oil path, and in more detail, the lubrication oil path corresponding to the lubrication point with the relatively most frequent lubrication period, such as the relatively most frequent operation and the relatively quick operation temperature rise, may be used as the normal lubrication period oil path, and the lubrication point with the relatively less frequent lubrication period may be used as the special lubrication period oil path.
The special lubrication period oil way is provided with a switch control valve and a first distributor, the conventional lubrication period oil way is provided with a second distributor, an inlet of the second distributor is communicated with the grease pump, and an outlet of the second distributor is arranged opposite to the lubrication point.
Therefore, the lubrication system takes the lubrication period of the conventional lubrication period oil way as a reference, the controller only needs to control the on-off of the special lubrication period oil way, the control step of the control valve on the on-off of the conventional lubrication period oil way is omitted, the control complexity of the controller is reduced, and the control precision of the controller is improved.
In some embodiments, at least one special lubrication cycle oil circuit is provided with a plurality of first distributors of the same lubrication cycle. The first distributor with the same lubrication period in the special lubrication period is arranged on the same special lubrication period oil path and is uniformly controlled by the switch controller of the special lubrication period oil path, so that the control complexity of the controller is further reduced, and the control precision of the controller is improved.
In some embodiments, a flow divider is also provided on the special lubrication cycle oil circuit provided with a plurality of first dispensers, for example, the flow divider is a three-way valve. The inlet of the diverter is communicated with the outlet of the switch control valve, and the outlet of the diverter is communicated with a plurality of first distributors in a one-to-one correspondence manner. Therefore, the parallel connection of the first distributors with the same lubricating period is realized through the current divider, the consistency of oil pressure of each first distributor is further ensured, the oil inlet amount of each first distributor is ensured, and the oil inlet amount accuracy of each first distributor is higher.
Of course, in other embodiments, the first distributors with the same lubrication period in the special lubrication period can also be connected in series, so that the arrangement of the flow divider is omitted, the cost is saved, and the assembly of the oil circuit is more convenient.
In some embodiments, the pressure switch 600 is further connected in series to the conventional lubrication cycle oil path with the longest oil path, the pressure switch 600 can be used for monitoring the pressure value of the lubrication system, the pressure switch 600 is more likely to find the pressure loss and the flow break condition on the conventional lubrication cycle oil path with the longest oil path, the pressure switch 600 is arranged on the conventional lubrication cycle oil path with the longest oil path, the pressure loss and the flow break condition of the lubrication system are monitored, the monitoring result is more accurate, and the controller can conveniently determine the pressure loss and the flow break condition of the lubrication system in time according to the monitoring result of the pressure switch 600 and adjust in time.
Further, the outlet of the pressure switch 600 is connected to one or more second distributors, and in detail, when the outlet of the pressure switch 600 is connected to a plurality of second distributors, the plurality of second distributors may be sequentially connected in series, or the outlet of the pressure switch 600 may be connected to the flow divider, and the plurality of second distributors may be connected in parallel to the flow divider, so that lubrication points are also provided after the pressure switch 600, thereby preventing grease from depositing and aging.
In certain embodiments, the lubrication system further comprises a temperature sensor, a pressure sensor, and a processor. The temperature sensor is configured to monitor the temperature of the workpiece corresponding to each lubrication point, the pressure sensor is configured to monitor the pressure of each first distributor and each second distributor, the processor is in communication connection with the controller, the temperature sensor and the pressure sensor, the processor is configured to acquire the production period, the working times of the workpiece corresponding to each lubrication point and the temperature of the workpiece corresponding to each lubrication point, determine the lubrication period of the corresponding lubrication oil way according to one or more of the production period, the working times of the workpiece corresponding to each lubrication point and the temperature of the workpiece corresponding to each lubrication point, and feed back the determined lubrication period to the controller.
Therefore, the lubrication system can determine the lubrication period of the corresponding lubrication oil way according to one or more of the production period of each lubrication oil way, the working times of the corresponding work piece of each lubrication point and the temperature of the corresponding work piece of each lubrication point, the determined precision of the lubrication period is higher, the accurate control of each lubrication oil way is realized, and the situations of excessive lubrication or insufficient lubrication are avoided.
In some embodiments, the on-off control valve comprises an electromagnetic directional valve 400, the electromagnetic directional valve 400 having an a port, a B port, a P port, and a T port, wherein the P port is in communication with the grease pump as an inlet, the a port is in communication with the first dispenser as an outlet, plugs are provided on the B port and the T port, and the controller is configured to control movement of the valve element of the electromagnetic directional valve 400 between the a port and the B port. Thus, when the controller valve controls the core to move to the first position for conducting the opening A, the opening P and the opening A are conducted, the lubricating oil way where the electromagnetic directional valve 400 is located is conducted, lubricating oil can be supplied to the corresponding distributor through the opening P and the opening A, when the controller valve controls the core to move to the second position for blocking the opening A, the opening P and the opening A are blocked, the lubricating oil way where the electromagnetic directional valve 400 is located is blocked, lubricating oil can not be supplied to the corresponding distributor, the cutting-off of the lubricating oil way is realized, and the control is simpler and more accurate.
In some embodiments, the dispenser is a metered dose dispenser, and further, the dispenser is a progressive metered dose dispenser, such that the oil delivery from each outlet of the dispenser is more accurate and the lubrication is more accurate.
Furthermore, a corresponding quantitative metering meter is arranged at each outlet of the progressive quantitative dispenser and used for detecting the oil outlet quantity of each outlet of the progressive quantitative dispenser, and the accurate control of the oil outlet quantity is further improved.
The utility model also provides an injection molding machine comprising a plurality of lubrication points and the lubrication system of any of the embodiments, wherein the outlet of the first distributor of the lubrication system is opposite to the lubrication points.
According to the injection molding machine provided by the utility model, the oil supply to a plurality of lubricating oil ways is realized through one oil pump, the number of the oil pumps is saved, the cost and the control difficulty of a system are reduced, at least part of the lubricating oil ways in the plurality of lubricating oil ways are provided with the switch control valve and the first distributor, the switch control valve can conduct or block the lubricating oil way in which the switch control valve is positioned, so that the lubricating oil way in which the switch control valve is positioned can pass through lubricating oil, when the switch control valve blocks the lubricating oil way in which the switch control valve is positioned, the lubricating oil way in which the switch control valve is positioned does not pass through lubricating oil, the controller controls the start and stop of the oil pump and controls the switch control valve to conduct or block the corresponding lubricating oil way according to the lubricating period of each lubricating oil way, and can lubricate with different lubricating periods for different lubricating points, so that the situation of excessive lubrication or insufficient lubrication is avoided.
One embodiment is
The plurality of lubrication points of the injection molding machine at least comprise two plates, an injection plate, an injection head plate, a tail plate, a tail plate front side and a tail plate rear side.
The lubrication system includes an electric grease 100, a first three-way valve 210, a second three-way valve 220, a third three-way valve 230, a fourth three-way valve 240, a fifth three-way valve 250, a sixth three-way valve 260, a pressure gauge 300, a solenoid directional valve 400, a split distributor 510, a two-plate distributor 520, an injection two-plate distributor 530, an injection head plate distributor 540, a first tail plate distributor 550, a second tail plate distributor 560, a tail plate front side distributor 570, a tail plate rear side distributor 580, and a pressure switch 600.
Wherein, the outlet of the electric grease 100 pump is communicated with the inlet of the first three-way valve 210, one outlet of the first three-way valve 210 is communicated with the pressure gauge 300, the pressure gauge 300 is used for detecting the pressure of the electric grease 100 pump, and the other outlet of the first three-way valve 210 is communicated with the inlet of the shunt distributor 510.
The split flow distributor 510 has an inlet and three outlets, wherein one outlet of the split flow distributor 510 communicates with the inlet of the second three-way valve 220, one outlet of the second three-way valve 220 communicates with the inlet of the two-plate distributor 520, the two-plate distributor 520 has ten outlets, and the ten outlets correspond to ten lubrication points on the two plates of the injection molding machine;
the other outlet of the second three-way valve 220 is communicated with the inlet of the pressure switch 600, the outlet of the pressure switch 600 is communicated with the inlet of the distributor 530 on the injection two-plate, the distributor 530 on the injection two-plate has six outlets, and the six outlets correspond to six lubrication points on the injection two-plate of the injection molding machine;
the other outlet of the split distributor 510 communicates with the inlet of the tailgate rear side distributor 580, the tailgate rear side distributor 580 having five outlets, wherein four outlets correspond to four lubrication points on the tailgate rear side of the injection molding machine, the other outlet communicates with the inlet of the first tailgate upper distributor 550, the first tailgate upper distributor 550 having nine outlets, wherein eight outlets correspond to eight lubrication points on the first tailgate of the injection molding machine, the other outlet communicates with the inlet of the tailgate front side distributor 570, and the tailgate front side distributor 570 has four outlets, corresponding to four lubrication points on the tailgate front side of the injection molding machine;
the second three-way valve 220, the two-plate distributor 520, the pressure switch 600, the injection two-plate distributor 530, the first tailplate distributor 550, the tailplate front distributor 570, and the tailplate rear distributor 580 are formed as a plurality of conventional lubrication cycle oil paths connected in parallel, the two-plate distributor 520, the injection two-plate distributor 530, the first tailplate distributor 550, the tailplate front distributor 570, and the tailplate rear distributor 580 are formed as the second distributors of the conventional lubrication cycle oil paths described above, and the lubrication cycles of the plurality of conventional lubrication cycle oil paths are identical, but the oil amount of each lubrication point may have a respective second distributor ration.
A further outlet of the split flow distributor 510 is connected to the P port of the electromagnetic directional valve 400, the a port of the electromagnetic directional valve 400 is connected to the inlet of the third three-way valve 230, one outlet of the third three-way valve 230 is connected to the inlet of the fourth three-way valve 240, one outlet of the fourth three-way valve 240 is blocked, the other outlet is connected to the inlet of the distributor 540 on the injector head plate, the distributor 540 on the injector head plate has four outlets, two outlets correspond to two lubrication points on the injector head plate of the injection molding machine, the other two outlets are connected to the fifth three-way valve 250 and the sixth three-way valve 260 one to one, the two outlets of the fifth three-way valve 250 correspond to the other two lubrication points on the injector head plate of the injection molding machine, and the two outlets of the sixth three-way valve 260 correspond to the other two lubrication points on the injector head plate of the injection molding machine, so that the arrangement of the fifth three-way valve 250 and the sixth three-way valve 260 increases the number of outlets of the distributor 540 on the injector head plate, and more lubrication points can be corresponded;
the other outlet of the third three-way valve 230 communicates with the inlet of a second endgate distributor 560, the second endgate distributor 560 having eight outlets corresponding to eight lubrication points on the second endgate of the injection molding machine;
above, the electromagnetic directional valve 400, the third three-way valve 230, the fourth three-way valve 240, the injector head on-board distributor 540, the fifth three-way valve 250, the sixth three-way valve 260, and the second tailboard on-board distributor 560 are formed as two special lubrication period oil paths connected in parallel, the electromagnetic directional valve 400 is formed as the on-off control valve of the special lubrication period oil path described above, the injector head on-board distributor 540 and the second tailboard on-board distributor 560 are formed as the first distributor of the special lubrication period oil path described above, the lubrication periods of the two special lubrication period oil paths connected in parallel are identical, but the oil output of each lubrication point may have a respective second distributor quantitative setting, and the controller controls the on-off of the electromagnetic directional valve 400 to realize the lubrication period of the special lubrication period oil path different from that of the conventional lubrication period oil path.
The utility model also provides a control method of the lubrication system, which is suitable for the lubrication system of any one of the previous embodiments, and comprises the following steps:
acquiring a lubrication period of each lubrication oil way;
and controlling the start and stop of the grease pump and controlling the switch control valve to conduct or block the corresponding lubricating oil path according to the obtained lubricating period.
While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.
Claims (9)
1. A lubrication system for an injection molding machine, comprising:
a grease pump;
the oil pump is provided with a plurality of lubricating oil ways which are connected in parallel with the oil pump, at least part of the lubricating oil ways are provided with a switch control valve and a first distributor, an inlet of the switch control valve is communicated with the oil pump, an outlet of the switch control valve is communicated with an inlet of the first distributor, and an outlet of the first distributor is arranged opposite to a lubricating point;
the controller is in communication connection with the grease pump and the switch control valve, and is configured to control the start and stop of the grease pump and control the switch control valve to conduct or block the corresponding lubricating oil paths according to the lubricating period of each lubricating oil path.
2. A lubrication system according to claim 1, wherein,
the plurality of lubrication oil passages includes at least one normal lubrication period oil passage and at least one special lubrication period oil passage, the lubrication period of the special lubrication period oil passage being different from the lubrication period of the normal lubrication period oil passage, wherein,
the special lubrication period oil way is provided with the switch control valve and the first distributor;
the conventional lubrication cycle oil way is provided with a second distributor, an inlet of the second distributor is communicated with the grease pump, and an outlet of the second distributor is arranged opposite to the lubrication point.
3. A lubrication system according to claim 2, wherein,
at least one special lubrication period oil way is provided with a plurality of first distributors with the same lubrication period.
4. A lubrication system according to claim 3, wherein,
the special lubrication cycle oil path provided with a plurality of first distributors is also provided with a flow divider, an inlet of the flow divider is communicated with an outlet of the switch control valve, and the outlet of the flow divider is communicated with the first distributors in a one-to-one correspondence manner.
5. A lubrication system according to any one of claims 2 to 4,
and a pressure switch is connected in series on one conventional lubrication cycle oil circuit with the longest oil circuit, and the pressure switch can be used for monitoring the pressure value of the lubrication system.
6. The lubrication system according to claim 5, wherein the lubricant is,
the outlet of the pressure switch is communicated with one or more second distributors.
7. The lubrication system according to any one of claims 2 to 4, further comprising:
a temperature sensor configured to monitor a temperature of the workpiece corresponding to each of the lubrication points;
a pressure sensor configured to monitor a pressure of each of the first dispensers, each of the second dispensers;
the processor is in communication connection with the controller, the temperature sensor and the pressure sensor, and is configured to acquire a production period, the working times of the corresponding workpieces of each lubrication point and the temperature of the corresponding workpieces of each lubrication point, determine the lubrication period of the corresponding lubrication oil circuit according to one or more of the production period, the working times of the corresponding workpieces of each lubrication point and the temperature of the corresponding workpieces of each lubrication point, and feed back the determined lubrication period to the controller.
8. The lubrication system according to any one of claims 1 to 4,
the switch control valve comprises an electromagnetic directional valve, the electromagnetic directional valve is provided with an A port, a B port, a P port and a T port, wherein the P port is used as an inlet to be communicated with the grease pump, the A port is used as an outlet to be communicated with the first distributor, plugs are arranged on the B port and the T port, and the controller is configured to control a valve core of the electromagnetic directional valve to move between the A port and the B port.
9. An injection molding machine, comprising:
a plurality of lubrication points;
the lubrication system of any one of claims 1 to 8, wherein an outlet of a first dispenser of the lubrication system is disposed opposite the lubrication point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223599742.XU CN220038148U (en) | 2022-12-27 | 2022-12-27 | Lubrication system and injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223599742.XU CN220038148U (en) | 2022-12-27 | 2022-12-27 | Lubrication system and injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220038148U true CN220038148U (en) | 2023-11-17 |
Family
ID=88732252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223599742.XU Active CN220038148U (en) | 2022-12-27 | 2022-12-27 | Lubrication system and injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220038148U (en) |
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2022
- 2022-12-27 CN CN202223599742.XU patent/CN220038148U/en active Active
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