CN217582710U

CN217582710U - Oil liquid filtering and cooling system for injection molding machine

Info

Publication number: CN217582710U
Application number: CN202220974378.1U
Authority: CN
Inventors: 郭玉战
Original assignee: Tianjin Yihe Zhongwei Precision Machine Co ltd
Current assignee: Tianjin Yihe Zhongwei Precision Machine Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-10-14
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a fluid filters and cooling system for injection molding machine belongs to injection molding machine technical field, and it includes the organism, install the oil transportation subassembly on the organism, still install filtering component on the organism, filtering component includes the cartridge filter, be fixed with first oil inlet and first oil-out on the cartridge filter, first oil inlet with the oil transportation subassembly is connected, first oil-out with the organism is connected, be fixed with horizontally one-level filter screen in the cartridge filter. This application filters the impurity of hydraulic oil through the cartridge filter for hydraulic oil resumes the pureness, prolongs its life.

Description

Oil liquid filtering and cooling system for injection molding machine

Technical Field

The utility model belongs to the technical field of the injection molding machine technique and specifically relates to a fluid filters and cooling system for injection molding machine is related to.

Background

An injection molding machine is a molding apparatus for making thermoplastic plastics or thermosetting plastics into plastic products of various shapes.

The injection molding machine comprises a machine body, a hydraulic oil tank, a water tank and a cooler, wherein the hydraulic oil tank is located on one side of the machine body and communicated with the machine body, hydraulic equipment is installed in the machine body, the machine body is communicated with the hydraulic oil tank, the hydraulic oil tank is connected with a motor oil pump, the water tank is located on one side of the machine body, the cooler is installed on the machine body and communicated with the machine body, the cooler is communicated with the water tank, and the cooler is communicated with an oil outlet of the motor oil pump. When the injection molding machine is used, the motor oil pump is started, the motor oil pump drives hydraulic oil in the hydraulic oil tank to flow into the cooler, the hydraulic oil enters the hydraulic equipment through the cooler and then flows back to the hydraulic oil tank, and cold water in the water tank enters the cooler to cool the hydraulic oil in the oil conveying pipeline, so that the normal operation of the injection molding machine is ensured.

In view of the above-described related art, the inventors consider that at least the following drawbacks exist: impurities can be gradually accumulated in the hydraulic oil during the use period, so that the quality of the hydraulic oil is reduced, the operation of hydraulic equipment in the injection molding machine is influenced,

SUMMERY OF THE UTILITY MODEL

In order to prolong the service life of hydraulic oil, the utility model provides a fluid filters and cooling system for injection molding machine.

The utility model provides a pair of fluid filters and cooling system for injection molding machine adopts following technical scheme:

the oil filtering and cooling system for the injection molding machine comprises a machine body, wherein an oil conveying assembly is installed on the machine body, a filtering assembly is further installed on the machine body and comprises a filtering cylinder, a first oil inlet and a first oil outlet are fixed on the filtering cylinder, the first oil inlet is connected with the oil conveying assembly, the first oil outlet is connected with the machine body, and a horizontal first-level filtering net is fixed in the filtering cylinder.

Through adopting above-mentioned technical scheme, hydraulic oil transports to the cartridge filter in from the oil transportation subassembly, and the one-level filter screen filters hydraulic oil, and hydraulic oil after the filtration flows into the hydraulic equipment in the organism again and uses, and the one-level filter screen can filter the impurity in the hydraulic oil for hydraulic oil resumes to be pure, prolongs its life.

Preferably, a horizontal second-stage filter screen is fixed in the filter cylinder, the second-stage filter screen is located below the first-stage filter screen, and the mesh number of the second-stage filter screen is larger than that of the first-stage filter screen.

Through adopting above-mentioned technical scheme, the mesh number of second grade filter screen is greater than the mesh number of one-level filter screen, can filter the impurity that the granule diameter is littleer, through one-level filter screen and second grade filter screen, filters the impurity of equidimension not in the hydraulic oil, further strengthens its filter effect, prolongs the life of hydraulic oil.

Preferably, the filter assembly further comprises a cleaning barrel, the cleaning barrel is located below the filter cartridge and detachably connected with the filter cartridge, an oil outlet valve is fixed on the first oil outlet, the cleaning barrel is communicated with the inner cavity of the filter cartridge, a drain pipe is fixed at the bottom of the cleaning barrel, and a drain valve is fixed on the drain pipe.

Through adopting the above technical scheme, after the cartridge filter used a period, more impurity accumulated on one-level filter screen and the second grade filter screen, block up the filter screen, cause the filter effect to reduce, input the cleaner to the cartridge filter, wash one-level filter screen and second grade filter screen, close the delivery valve, open the blowoff valve, sewage after the washing flows in the clearance section of thick bamboo, flow out from the blow off pipe, avoid polluting first oil-out, and resume the filtering capability of one-level filter screen and second grade filter screen, the life of extension cartridge filter, the clearance section of thick bamboo uses after a period, can pull down the clearance section of thick bamboo, clean its inside, help to maintain cartridge filter inside clean, thereby guarantee the filter effect of cartridge filter.

Preferably, a first flange plate is fixed at the bottom of the filter cylinder, a second flange plate is fixed at the top of the cleaning cylinder, and the first flange plate is in bolted connection with the second flange plate.

Through adopting above-mentioned technical scheme, when washing cartridge filter inside, cleaner pressure is powerful, and flange joint can bear great pressure, helps clearance section of thick bamboo and cartridge filter stable connection.

Preferably, an ultrasonic generator is fixed on the outer wall of the filter cylinder.

Through adopting above-mentioned technical scheme, utilize the ultrasonic wave to wash one-level filter screen and second grade filter screen, cleaning methods convenient and fast can also improve the cleaning performance simultaneously.

Preferably, the machine body is connected with a cooling assembly, the cooling assembly comprises a cold water tank and a cooler, the cold water tank is provided with a temperature controller, the cooler is fixed on the machine body, the cooler is provided with a horizontal inlet and a horizontal outlet, the inlet and the outlet are communicated with the cold water tank, the cooler is further provided with a second oil inlet and a second oil outlet, the second oil inlet is communicated with the first oil outlet, and the second oil outlet is communicated with the machine body.

Through adopting above-mentioned technical scheme, the cooling water has been stored in the cold water tank, and the cooling water gets into the cooler, and the hydraulic oil after the filtration gets into the cooler through the second oil inlet, and the cooling water cools off hydraulic oil, and the hydraulic oil rethread second oil-out after the cooling uses in getting into the hydraulic equipment in the organism, and the temperature controller adjusts the temperature of cooling water, through cooling water with hydraulic oil cooling, can maintain the quality of hydraulic oil, maintains the normal function of injection molding machine.

Preferably, the cooling assembly further comprises a water pump, the water pump is located between the cold water tank and the cooler, a water inlet of the water pump is communicated with the cold water tank, and a water outlet of the water pump is communicated with an inlet of the cooler.

Through adopting above-mentioned technical scheme, the water pump transports the cooler with the cooling water from the cold water storage cistern in, and the cooling water's speed that flows can be accelerated to the water pump, guarantees the cooling effect of hydraulic oil.

Preferably, the oil conveying assembly comprises an oil tank and an oil pump, the oil tank is located on one side of the machine body, the oil tank is communicated with the machine body, an oil inlet of the oil pump is communicated with the oil tank, and an oil outlet of the oil pump is communicated with the first oil inlet of the filter cartridge.

Through adopting above-mentioned technical scheme, the hydraulic oil transportation in the oil tank is filtered to the cartridge filter to the oil pump, and the oil pump can accelerate the circulating speed of hydraulic oil, maintains the normal operating of injection molding machine.

To sum up, the utility model discloses following beneficial effect has:

1. in hydraulic oil transported to the cartridge filter from the oil transportation subassembly, the one-level filter screen filtered hydraulic oil, and hydraulic oil after the filtration flows into the hydraulic equipment in the organism again and uses, and the one-level filter screen can filter the impurity in the hydraulic oil for hydraulic oil resumes pureness, prolongs its life.

2. After the cartridge filter used a period, accumulate more impurity on one-level filter screen and the second grade filter screen, block up the filter screen, cause the filter effect to reduce, to the interior input cleaner of cartridge filter, wash one-level filter screen and second grade filter screen, close the delivery valve, open the blowoff valve, during the sewage after the washing flowed into the clearance section of thick bamboo, flow from the blow off pipe, avoid polluting first oil-out, and resume the filtering capability of one-level filter screen and second grade filter screen, the life of extension cartridge filter, the clearance section of thick bamboo uses after a period, can pull down the clearance section of thick bamboo, clean its inside clearance, help maintaining the inside clean of cartridge filter, thereby guarantee the filter effect of cartridge filter.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is intended to show a schematic view of the construction of the filter assembly.

Description of reference numerals:

1. a body; 2. an oil delivery assembly; 21. an oil tank; 22. an oil pump; 23. a first oil delivery pipe; 24. a second oil delivery pipe; 25. a third oil delivery pipe; 3. a filter assembly; 31. a filter cartridge; 311. a first oil inlet; 312. a first oil outlet; 313. an oil outlet valve; 314. a first-stage filter screen; 315. a second-stage filter screen; 316. an ultrasonic generator; 317. a first flange plate; 32. cleaning the cylinder; 321. a second flange plate; 322. a sewage discharge pipe; 323. a blowoff valve; 4. a cooling assembly; 41. a water pump; 42. a cold water tank; 421. a temperature controller; 43. a water inlet pipe; 44. a cooler; 441. an inlet; 442. an outlet; 443. a second oil inlet; 45. a water outlet pipe; 46. an oil inlet pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An oil liquid filtering and cooling system for an injection molding machine is shown in figure 1 and comprises a machine body 1, wherein an oil conveying assembly 2, a filtering assembly 3 and a cooling assembly 4 are connected to the machine body 1, and the filtering assembly 3 is respectively connected with the oil conveying assembly 2 and the cooling assembly 4.

As shown in fig. 1, install hydraulic equipment on organism 1, oil transportation subassembly 2 includes oil tank 21, oil pump 22, first defeated oil pipe 23, second defeated oil pipe 24 and third defeated oil pipe 25, oil tank 21 is placed on organism 1, hydraulic oil has been stored in oil tank 21, oil pump 22 is placed in oil tank 21 one side, first defeated oil pipe 23 one end and organism 1 intercommunication, the other end and oil tank 21 intercommunication, second defeated oil pipe 24 one end and oil tank 21 intercommunication, the other end and oil pump 22's oil inlet fixed connection, third defeated oil pipe 25 one end and oil pump 22's oil-out fixed connection, the other end is connected with filtering component 3.

The hydraulic oil used by the hydraulic equipment on the machine body 1 flows back to the oil tank 21 through the first oil delivery pipe 23, the oil pump 22 is turned on, and the oil pump 22 transports the hydraulic oil to the filter assembly 3 through the second oil delivery pipe 24 and the third oil delivery pipe 25 for filtering.

As shown in fig. 1 and fig. 2, the filter assembly 3 includes a filter cartridge 31 and a cleaning cartridge 32, the filter cartridge 31 is fixed on the machine body 1, a first oil inlet 311 and a first oil outlet 312 which are symmetrical are fixed on the filter cartridge 31, the first oil inlet 311 is located above the filter cartridge 31, one end of the third oil delivery pipe 25, which is far away from the oil pump 22, is in threaded connection with the first oil inlet 311, the first oil outlet 312 is located below the filter cartridge 31, the first oil outlet 312 is connected with the cooling assembly 4, the first oil outlet 312 is fixed with an oil outlet valve 313, the filter cartridge 31 is internally provided with a horizontal first-level filter screen 314 and a horizontal second-level filter screen 315, the first-level filter screen 314 and the second-level filter screen 315 are both fixedly connected with the inner wall of the filter cartridge 31, the first-level filter screen 314 is located above the second-level filter screen 315, the mesh number of the first-level filter screen 314 is smaller than the mesh number of the second-level filter screen 315, the outer wall of the filter cartridge 31 is fixed with an ultrasonic generator 316, the bottom of the filter cartridge 31 is fixed with a first flange 317, the top of the cleaning cartridge 32 is fixed with a second flange 321, the filter cartridge 317 is connected with a drainage pipe 322, the inner cavity of the cleaning cartridge 32 is fixed with a drainage pipe 322.

Blowoff valve 322 is in the closed condition, and hydraulic oil gets into cartridge filter 31 after, through one-level filter screen 314 and second grade filter screen 315, carries out the filtration of different impurity particles to big impurity particle and little impurity particle in the hydraulic oil, opens oil outlet valve 313, and the hydraulic oil after the filtration cools off in getting into cooling module 4 through first oil-out 312. After the filter cartridge 31 is used for a period of time, the third oil pipeline 25 and the oil inlet pipe 46 are detached, the oil outlet valve 313 is closed, a cleaning agent is put into the filter cartridge 31 from the first oil inlet 311, the ultrasonic generator 316 is opened, the first-stage filter screen 314 and the second-stage filter screen 315 are cleaned by ultrasonic waves, the drain valve 322 is opened, and sewage flows into the cleaning cylinder 32 from the filter cartridge 31 and then flows out from the drain pipe 323.

As shown in fig. 1 and 2, the cooling module 4 includes a water pump 41, a cold water tank 42, a water inlet pipe 43, a cooler 44, a water outlet pipe 45 and an oil inlet pipe 46, the water pump 41 and the cold water tank 42 are both disposed on one side of the machine body 1, a temperature controller 421 is installed on the cold water tank 42, a water inlet of the water pump 41 is communicated with the cold water tank 42, a water outlet thereof is communicated with one end of the water inlet pipe 43, the cooler 44 is installed on the machine body 1, a horizontal inlet 441 and an outlet 442 are formed on the cooler 44, one end of the water inlet pipe 43, which is far away from the water pump 41, is communicated with the inlet 441, one end of the water outlet pipe 45 is communicated with the outlet 442, the other end is communicated with the cold water tank 42, a second oil inlet 443 and a second oil outlet are fixed on the cooler 44, one end of the oil inlet pipe 46 is in threaded connection with the first oil outlet 312 of the filter cartridge 31, the other end is in threaded connection with the second oil inlet 443, and the second oil outlet is communicated with the hydraulic equipment in the machine body 1.

The cold water tank 42 stores cooling water, the temperature controller 421 adjusts the temperature of the cooling water, the water pump 41 is turned on, the water pump 41 transports the cooling water from the cold water tank 42 to the cooler 44 through the water inlet pipe 43, and the cooling water flows back to the cold water tank 42 from the cooler 44 through the water outlet pipe 45.

When the injection molding machine is used, the oil pump 22 and the water pump 41 are turned on, the oil pump 22 transports the hydraulic oil in the oil tank 21 to the filter cylinder 31 through the second oil delivery pipe 24 and the third oil delivery pipe 25, the first-stage filter screen 314 and the second-stage filter screen 315 filter impurity particles with different sizes on the hydraulic oil, the oil outlet valve 313 is turned on, the filtered hydraulic oil flows out from the first oil outlet 312 and flows into the cooler 44 through the oil inlet pipe 46, the water pump 41 transports the cooling water in the cold water tank 42 to the cooler 44, the cooling water cools the hydraulic oil, and the filtered and cooled hydraulic oil flows back to the hydraulic equipment on the machine body 1 through the second oil outlet. After the filter cartridge 31 is used for a period of time, the third oil delivery pipe 25 and the oil inlet pipe 46 are detached, the oil outlet valve 313 is closed, a cleaning agent is input into the filter cartridge 31 from the first oil inlet 311, the ultrasonic generator 316 is opened, the first-stage filter net 314 and the second-stage filter net 315 are ultrasonically cleaned, the drain valve 322 is opened, sewage flows out from the drain pipe 323, after the cleaning is completed, the cleaning cartridge 32 can be detached, the inner wall of the cleaning cartridge 32 is cleaned, and the cleaning in the cleaning cartridge 32 is ensured. Through the setting of filtering component 3, carry out the multiple stage filtration to hydraulic oil, guarantee the quality of hydraulic oil, make it can manifold cycles use to the life of extension hydraulic oil.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims

1. The utility model provides an oil filters and cooling system for injection molding machine, includes organism (1), install oil transportation subassembly (2), its characterized in that on organism (1): still install filtering component (3) on organism (1), filtering component (3) include cartridge filter (31), be fixed with first oil inlet (311) and first oil-out (312) on cartridge filter (31), first oil inlet (311) with oil transportation subassembly (2) are connected, first oil-out (312) with organism (1) are connected, cartridge filter (31) internal fixation has horizontal one-level filter screen (314).

2. The oil filtering and cooling system for injection molding machines of claim 1, wherein: the cartridge filter (31) internal fixation has horizontally second grade filter screen (315), second grade filter screen (315) are located one-level filter screen (314) below, second grade filter screen (315) mesh number is greater than one-level filter screen (314) mesh number.

3. The oil filtering and cooling system for injection molding machine of claim 2, wherein: the filter component (3) further comprises a cleaning barrel (32), the cleaning barrel (32) is located below the filter cylinder (31) and is detachably connected with the filter cylinder, an oil outlet valve (313) is fixed on the first oil outlet (312), the cleaning barrel (32) is communicated with the inner cavity of the filter cylinder (31), a drain pipe (322) is fixed at the bottom of the cleaning barrel (32), and a drain valve (323) is fixed on the drain pipe (322).

4. The oil filtering and cooling system for injection molding machines of claim 3, wherein: the bottom of the filter cylinder (31) is fixedly provided with a first flange plate (317), the top of the cleaning cylinder (32) is fixedly provided with a second flange plate (321), and the first flange plate (317) is connected with the second flange plate (321) through bolts.

5. The oil filtering and cooling system for injection molding machines of claim 4, wherein: an ultrasonic generator (316) is fixed on the outer wall of the filter cylinder (31).

6. The oil filtering and cooling system for injection molding machine of claim 1, wherein: the cooling machine is characterized in that a cooling assembly (4) is connected to the machine body (1), the cooling assembly (4) comprises a cold water tank (42) and a cooler (44), a temperature controller (421) is installed on the cold water tank (42), the cooler (44) is fixed to the machine body (1), a horizontal inlet (441) and a horizontal outlet (442) are formed in the cooler (44), the inlet (441) and the outlet (442) are communicated with the cold water tank (42), a second oil inlet (443) and a second oil outlet are further formed in the cooler (44), the second oil inlet (443) is communicated with the first oil outlet (312), and the second oil outlet is communicated with the machine body (1).

7. The oil filtering and cooling system for injection molding machines of claim 6, wherein: the cooling assembly (4) further comprises a water pump (41), the water pump (41) is located between the cold water tank (42) and the cooler (44), a water inlet of the water pump (41) is communicated with the cold water tank (42), and a water outlet of the water pump is communicated with an inlet (441) of the cooler (44).

8. The oil filtering and cooling system for injection molding machine of claim 1, wherein: the oil conveying assembly (2) comprises an oil tank (21) and an oil pump (22), wherein the oil tank (21) is located on one side of the machine body (1), the oil tank (21) is communicated with the machine body (1), an oil inlet of the oil pump (22) is communicated with the oil tank (21), and an oil outlet of the oil pump is communicated with a first oil inlet (311) of the filter cylinder (31).