阅读说明：本技术 用于压铸机上的油雾处理装置 (Oil mist treatment device for die casting machine ) 是由 刘东风 蔡子芳 于 2019-09-12 设计创作，主要内容包括：本发明公开了一种用于压铸机上的油雾处理装置,其包括安装盒、抽风机以及与抽风机的排风管相连通的过滤机构,所述安装盒设置在压铸机本体的顶部的外侧并与排油雾通道相连通,所述抽风机设置在在压铸机本体的顶部且抽风机的抽风管与安装盒相连通；本发明具有对压铸过程中产生的油雾进行过滤,从而减少对空气造成污染的效果。(The invention discloses an oil mist treatment device for a die casting machine, which comprises a mounting box, an exhaust fan and a filtering mechanism communicated with an exhaust pipe of the exhaust fan, wherein the mounting box is arranged at the outer side of the top of a die casting machine body and communicated with an oil mist discharge channel; the invention has the effect of filtering the oil mist generated in the die-casting process, thereby reducing the pollution to the air.)

1. The utility model provides an oil mist processing apparatus for on die casting machine which characterized in that: including mounting box (6), air exhauster (7) and filter mechanism (9) that are linked together with exhaust pipe (8) of air exhauster (7), mounting box (6) set up in the outside at the top of die casting machine body (1) and are linked together with oil extraction fog passageway (11), air exhauster (7) set up exhaust column (10) and mounting box (6) at the top of die casting machine body (1) and air exhauster (7) and are linked together.

2. The oil mist treatment device for the die casting machine according to claim 1, wherein: filtering mechanism (9) include storage water tank (13) that support frame (12) and splendid attire have water, support frame (12) welding is in the outside of die casting machine body (1), storage water tank (13) are placed on support frame (12), first open end (14) have been seted up at the top of storage water tank (13), storage water tank (13) are close to and are equipped with outlet (15) on the lateral wall of bottom, exhaust pipe (8) of air exhauster (7) are worn to establish into storage water tank (13) and are stretched into below the surface of water.

3. The oil mist treatment device for the die casting machine according to claim 2, wherein: be equipped with filter (17) below the inherent surface of water of storage water tank (13), the cross-sectional area of filter (17) is less than the cross-sectional area of storage water tank (13), filter (17) are located the orificial top of exhaust pipe (8), set up through-hole (18) that exhaust pipe (8) of confession air exhauster (7) were worn to establish on filter (17), exhaust pipe (8) joint of air exhauster (7) is in through-hole (18), filter (17) are close to the side of exhaust pipe (8) and the inner wall fixed connection of storage water tank (13).

4. The oil mist processing device for the die casting machine according to claim 2 or 3, wherein: be equipped with connecting rod (19) along vertical direction in storage water tank (13), connecting rod (19) are connected with sponge piece (20) towards the one end of the surface of water, be equipped with cylinder (21) of drive sponge piece (20) and surface of water contact on support frame (12), be connected with diaphragm (22) on the output of cylinder (21), the one end that sponge piece (20) were kept away from in connecting rod (19) links to each other with diaphragm (22), under the normal condition, diaphragm (22) are located the top of storage water tank (13), sponge piece (20) are located more than the surface of water.

5. The oil mist treatment device for the die casting machine according to claim 4, wherein: the connecting rod (19) is towards one end of the sponge block (20) and is fixedly connected with a first clamping block (23), the first clamping block (23) is vertical to the connecting rod (19), a fixing block (24) and a second clamping block (25) are arranged above the second clamping block (25) on the connecting rod (19), the fixing block (24) is arranged on one side, deviating from the first clamping block (23), of the second clamping block (25), the fixing block (24) is fixedly connected onto the connecting rod (19), the second clamping block (25) is connected onto the connecting rod (19) in a sliding mode and is parallel to the first clamping block (23), a screw rod (41) is arranged on the fixing block (24) in a penetrating mode and is in threaded connection, one end, close to the second clamping block (25), of the screw rod (41) is rotatably connected onto the second clamping block (25), the sponge block (20) is clamped between the first clamping block (23) and the second clamping block (25), offer logical groove (26) that supply connecting rod (19) to wear to establish on diaphragm (22), the one end rigid coupling that first clamp splice (23) was kept away from in connecting rod (19) has stopper (27), stopper (27) and diaphragm (22) deviate from one side inconsistent of connecting rod (19).

6. The oil mist treatment device for the die casting machine according to claim 5, wherein: and a rubber ring (28) is fixedly connected to the wall of the through groove (26), and the outer wall of the connecting rod (19) is abutted against the rubber ring (28).

7. The oil mist treatment device for the die casting machine according to claim 1, wherein: filtering mechanism (9) are including filtering sleeve (29), the mouth of pipe of exhaust pipe (8) of filtering sleeve (29) and air exhauster (7) is linked together, filter sleeve (29) and place the top at die casting machine body (1), there are more than two baffle (30) along the axial rigid coupling on the inner wall of filtering sleeve (29), a plurality of bleeder vents (31) have been seted up on baffle (30), adjacent two it has activated carbon layer (32) to fill between baffle (30).

8. The oil mist treatment device for the die casting machine according to claim 7, wherein: the activated carbon layer (32) is an activated carbon layer made of potassium hydroxide.

9. the oil mist treatment device for the die casting machine according to claim 7, wherein: discharge opening (33) and charge door (34) have been seted up on the lateral wall of filtering sleeve (29), charge door (34) are located the top of discharge opening (33), it is connected with two arcs (35) along radially sliding on the lateral wall of filtering sleeve (29), the centre of a circle coincidence of arc (35) and filtering sleeve (29), discharge opening (33) and charge door (34) seal through an arc (35) respectively.

10. The oil mist treatment device for the die casting machine according to claim 1, wherein: be equipped with in mounting box (6) and carry out filterable filter cloth (36) to the oil mist, filter cloth (36) are located the below of exhaust column (10) of air exhauster (7), the periphery rigid coupling of filter cloth (36) has installing frame (37), the outside of installing frame (37) is laminated with the inner wall of mounting box (6) mutually, there are a plurality of supporting shoes (38) along peripheral rigid coupling on the inner wall of mounting box (6), installing frame (37) support on a plurality of supporting shoes (38), the top of mounting box (6) is equipped with second open end (40) and is used for closing cap (39) that close second open end (40).

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to an oil mist treatment device for a die-casting machine.

Background

At present, need be through die-casting the work piece through the die casting machine, refer to fig. 1, be equipped with die-casting chamber 2 in the die casting machine body 1, die-casting chamber 2 is equipped with installation piece 3 and briquetting 4 respectively along the both sides of vertical direction, and installation piece 3 and die-casting chamber 2's lateral wall integrated into one piece, briquetting 4 slide to be connected in die-casting chamber 2, and the outside in die-casting chamber 2 is equipped with and is used for driving actuating mechanism 5 that briquetting 4 removed. In operation, a workpiece with a surface coated with lubricating oil is placed between the fixed block 24 and the pressing block 4, and the driving mechanism 5 drives the pressing block 4 to move towards the mounting block 3, so that the workpiece is die-cast between the mounting block 3 and the pressing block 4.

During the die casting, the mounting block 3 and the pressing block 4 respectively collide with the surface of the workpiece and are pressed to generate a large amount of dust, and at the same time, the temperature of the surface of the workpiece rises to evaporate part of the lubricating oil to form oil mist floating in the die casting cavity 2, and the oil mist enters the oil mist discharge passage 11 from the die casting cavity 2 along with the flow of the gas. Because a large amount of lubricating oil particles and dust are mixed in the oil mist, the lubricating oil particles and the dust are directly discharged into the air, so that air pollution is easily caused, and the problem of environmental damage is solved.

Disclosure of Invention

In view of the defects of the prior art, the invention aims to provide an oil mist treatment device for a die casting machine, which has the effect of reducing air pollution.

the technical purpose of the invention is realized by the following technical scheme: the utility model provides an oil mist processing apparatus for on die casting machine, includes mounting box, air exhauster and the filter mechanism who is linked together with the exhaust pipe of air exhauster, the mounting box sets up in the outside at the top of die casting machine body and is linked together with row oil mist passageway, the air exhauster setting is linked together at the exhaust column and the mounting box of the top of die casting machine body and air exhauster.

Through above-mentioned technical scheme, during die-casting, the operator starts the air exhauster, and the oil mist that produces among the die-casting process is discharged through the oil mist passageway and is taken out by the air exhauster, then in the oil mist passed through the exhaust pipe of air exhauster and arranges filter mechanism for the oil mist discharges in the air after filtering mechanism filters again. By the arrangement, the possibility that the oil mist mixed with the material dust is directly discharged into the air and easily pollutes the air is reduced, so that the damage to the environment is reduced.

The invention is further configured to: filtering mechanism includes support frame and the splendid attire storage water tank that has water, the support frame welding is in the outside of die casting machine body, the storage water tank is placed on the support frame, first open end has been seted up at the top of storage water tank, the storage water tank is equipped with the outlet on being close to the lateral wall of bottom, the exhaust pipe of air exhauster wears to establish into the storage water tank and stretches into below the surface of water.

Through the technical scheme, the oil mist is drawn out from the oil mist discharge channel by the blower and is discharged into water from the exhaust pipe, the oil mist is mixed with water, lubricating oil particles and dust particles in the oil mist are separated from air, so that gas in the oil mist is discharged into the air after being filtered, the separation and the filtration of the gas in the oil mist, the lubricating oil particles and the dust particles are realized, the possibility of pollution to the air caused by the fact that the oil mist is directly discharged into the air and is mixed with the air is reduced, and the pollution to the environment is reduced.

The invention is further configured to: the inherent below the surface of water of storage water tank is equipped with the filter, the cross-sectional area of filter is less than the cross-sectional area of storage water tank, the filter is located the orificial top of exhaust pipe, set up the through-hole that the exhaust pipe that supplies the air exhauster wears to establish on the filter, the exhaust pipe joint of air exhauster is in the through-hole, the filter is close to the side of exhaust pipe and the inner wall fixed connection of storage water tank.

Through the technical scheme, the setting of filter, the effect of suppression has been played to the oil mist of the mouth of pipe exhaust from the exhaust pipe, gas in the oil mist is discharged rapidly and is separated with water and not by the possibility of complete filtration after the aquatic, the time that gas in the oil mist contacted the mixture in aqueous and water has been prolonged, gas in the oil mist is when wearing to establish the filter, gas is separated the dispersion by the filter, the impact force that gas breaks away from the aquatic has been weakened, thereby it is gaseous to smuggleing lubricating oil granule and dust granule directly and breaks away from the possibility that water got into the air secretly to have reduced, be favorable to improving the filter effect to lubricating oil granule in the oil mist and dust granule.

The invention is further configured to: the water storage tank is characterized in that a connecting rod is arranged in the water storage tank along the vertical direction, one end, facing the water surface, of the connecting rod is connected with a sponge block, a cylinder which drives the sponge block to be in contact with the water surface is arranged on the supporting frame, a transverse plate is connected to the output end of the cylinder, one end, far away from the sponge block, of the connecting rod is connected with the transverse plate, and under a normal state, the transverse plate is located above the water storage tank, and the sponge block is.

Through the technical scheme, before the operator discharges water from the outlet and changes, the oil mist granule that filters down from the oil mist floats at the surface of water, the operator starts the cylinder, the output shrink of cylinder is until the tip contact of the first open end of diaphragm and storage water tank, sponge piece and surface of water contact this moment, make floated lubricating oil on the surface of water adsorbed by the sponge piece, the effect of clearance has been played to floated lubricating oil on the surface of water, thereby the effect of preliminary clearance has been played to the water in the storage water tank, thereby be favorable to reducing follow-up required operation of processing from the discharged water in the storage water tank.

The invention is further configured to: the connecting rod is towards the first clamp splice of one end fixedly connected with of sponge piece, first clamp splice keeps perpendicular with the connecting rod, be equipped with fixed block and second clamp splice in the top of second clamp splice on the connecting rod, the fixed block sets up the one side that deviates from first clamp splice at the second clamp splice, fixed block fixed connection is on the connecting rod, the second clamp splice slides and connects on the connecting rod and keep parallel with first clamp splice, wear to establish and threaded connection has the screw rod on the fixed block, the one end that the screw rod is close to the second clamp splice rotates and connects on the second clamp splice, the sponge piece is pressed from both sides between first clamp splice and second clamp splice, set up the logical groove that supplies the connecting rod to wear to establish on the diaphragm, the one end rigid coupling that first clamp splice was kept away from to the connecting rod has the stopper, the stopper is inconsistent with the one side that deviates from the diaphragm connecting rod.

Through above-mentioned technical scheme, the operator can promote out the connecting rod along leading to the inslot from the storage water tank, then twists the screw rod and remove the second clamp splice orientation towards the direction of keeping away from first clamp splice to take out the sponge piece from between first clamp splice and the second clamp splice and change, drive the second clamp splice after that and press from both sides the fastening with new sponge piece and fix, stretch into the storage water tank again with the connecting rod in. Set up like this, the operator of being convenient for changes the sponge piece, has reduced the sponge piece and has used the back adsorption efficiency saturation and be difficult to carry out absorptive possibility to the lubricating oil on the surface of water, has guaranteed the adsorption effect of the sponge piece on the lubricating oil on the surface of water between first clamp splice and the second clamp splice.

The invention is further configured to: and a rubber ring is fixedly connected to the wall of the through groove, and the outer wall of the connecting rod is abutted against the rubber ring.

Through above-mentioned technical scheme, the setting of rubber circle is favorable to increasing the outer wall of connecting rod and leads to the frictional resistance between the cell wall in groove, has reduced that cylinder drive diaphragm is elevating movement, and the diaphragm drives the connecting rod and takes place the possibility of rocking when elevating movement is done to the connecting rod under the inertial action, is favorable to increasing the stability of being connected between connecting rod and the groove to be favorable to strengthening the connecting rod and the stability of the position of the sponge piece that links to each other with the connecting rod.

The invention is further configured to: the filtering mechanism is including filtering the sleeve, it is linked together with the mouth of pipe of the exhaust pipe of air exhauster to filter the sleeve, filter the sleeve and place the top at the die casting machine body, it has two above baffles to have along the axial rigid coupling on telescopic inner wall to filter, a plurality of bleeder vents have been seted up on the baffle, adjacent two it has the activated carbon layer to fill between the baffle.

Through above-mentioned technical scheme, the air exhauster is taken out the oil mist from the oil extraction fog passageway and is arranged the filter sleeve in through the exhaust pipe, and the oil mist wears to establish the bleeder vent in the baffle and contacts with the active carbon layer between two adjacent baffles. The activated carbon layer is developed in microporous structure and large in specific surface area and adsorbability, when the oil mist is contacted with the activated carbon layer, lubricating oil particles and dust particles in the oil mist are adsorbed by the activated carbon layer, and gas of the filtered oil mist is discharged into the air again, so that the oil mist is filtered, and the possibility of pollution to the air caused by the fact that the oil mist is directly discharged into the air is reduced.

The invention is further configured to: the activated carbon layer is an activated carbon layer made of potassium hydroxide.

Through the technical scheme, the potassium hydroxide is alkaline, and the surface of the activated carbon layer prepared from the potassium hydroxide is mainly alkaline groups and is suitable for adsorbing acidic substances. Because the lubricating oil particles in the oil mist are acidic substances, the active carbon layer made of potassium hydroxide is suitable for adsorbing the lubricating oil particles in the oil mist, and the adsorption effect on the oil mist is favorably improved.

The invention is further configured to: the filter sleeve is characterized in that the side wall of the filter sleeve is provided with a discharge opening and a feed opening, the feed opening is positioned above the discharge opening, the outer side wall of the filter sleeve is connected with two arc-shaped plates in a sliding manner along the radial direction, the circle centers of the arc-shaped plates and the filter sleeve coincide, and the discharge opening and the feed opening are respectively sealed by one arc-shaped plate.

Through above-mentioned technical scheme, the operator can open the discharge opening through removing the arc, will discharge from the discharge opening through the activated carbon layer that uses, and the discharge is unloaded and is ended the back rethread arc and is lived the discharge opening reclosing. Then the operator removes the arc-shaped plate from the feed opening, and adds a new activated carbon layer between two adjacent partition plates through the feed opening. Set up like this, the operator of being convenient for regularly changes the activated carbon layer between the baffle to guarantee the absorption and the filter effect of activated carbon layer to lubricating oil granule and dust granule in the oil mist.

The invention is further configured to: be equipped with in the mounting box and carry out filterable filter cloth to the oil mist, the filter cloth is located the below of the exhaust column of air exhauster, the periphery rigid coupling of filter cloth has the installing frame, the outside of installing frame is laminated with the inner wall of mounting box mutually, there are a plurality of supporting shoes along the periphery rigid coupling on the inner wall of mounting box, the installing frame supports on a plurality of supporting shoes, the top of mounting box is equipped with the second open end and is used for the closing cap that closes the second open end.

Through above-mentioned technical scheme, the oil mist filters through the filter cloth at first before getting into the convulsions machine for the lubricating oil granule and the dust granule of part in the oil mist are filtered by the filter cloth absorption, have played prefilter's effect to the oil mist. The installation frame and the installation box on the filter cloth are detachably connected, so that an operator can clean or replace the filter cloth regularly, the possibility that the filter cloth loses filtering performance or even blocks the normal flow of gas in oil mist due to the fact that holes in the filter cloth are blocked by lubricating oil particles and dust particles after long-term use is reduced, and the filter cloth can normally exert the filtering effect on the filter cloth.

In conclusion, the invention has the following beneficial effects:

1. The oil mist generated in the die-casting process is filtered and then discharged, so that the possibility of air pollution is reduced;

2. The lubricating oil floating on the water surface is adsorbed before the water in the water storage barrel is discharged, and the effect of preliminary cleaning is achieved for the water.

Drawings

Fig. 1 is a schematic structural view for embodying a die casting machine body and its internal structure in the present invention.

Fig. 2 is a schematic structural diagram for embodying the mounting box, the suction fan and the filtering mechanism in the first embodiment.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a filter cloth for embodying the installation box in the first embodiment.

Fig. 5 is a schematic structural diagram for embodying the internal structure of the water storage tank in the first embodiment.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Fig. 7 is a schematic structural diagram for embodying the filter mechanism in the second embodiment.

Fig. 8 is a schematic structural diagram of a partition plate used for embodying the inside of the filter sleeve and an activated carbon layer located between the two partition plates in the second embodiment.

Reference numerals: 1. a die casting machine body; 2. a die casting cavity; 3. mounting blocks; 4. briquetting; 5. a drive mechanism; 6. mounting a box; 7. an exhaust fan; 8. an exhaust duct; 9. a filtering mechanism; 10. an exhaust pipe; 11. an oil mist discharge passage; 12. a support frame; 13. a water storage tank; 14. a first open end; 15. a water outlet; 16. a control valve; 17. a filter plate; 18. a through hole; 19. a connecting rod; 20. a sponge block; 21. a cylinder; 22. a transverse plate; 23. a first clamping block; 24. a fixed block; 25. a second clamp block; 26. a through groove; 27. a limiting block; 28. a rubber ring; 29. a filter cartridge; 30. a partition plate; 31. air holes are formed; 32. an activated carbon layer; 33. a discharge opening; 34. a feed inlet; 35. an arc-shaped plate; 36. a filter cloth; 37. installing a frame; 38. a support block; 39. a closure cap; 40. a second open end; 41. a screw.

Detailed Description

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