Cutting fluid filtering and recycling device

Abstract

The cutting fluid filtering and recycling device comprises a machine frame, a filtering mechanism, a waste liquid box and a new liquid box, the filtering mechanism, the waste liquid box and the new liquid box are installed on the machine frame, and the filtering mechanism comprises a feeding pipe, a discharging pipe, a filtering barrel and a filtering plate which is horizontally arranged in the filtering barrel and used for filtering metal chippings. The feeding end of the feeding pipe is communicated with the waste liquid box, the discharging end of the feeding pipe is communicated with the upper part of the filter plate, the feeding end of the feeding pipe is fixedly provided with an infusion pump, one end of the discharging pipe is communicated with the new liquid box, the other end of the discharging pipe is communicated with the bottom of the filter barrel, and the discharging end of the discharging pipe is fixedly provided with an infusion pump; a discharge port is formed in the peripheral side of the filter barrel and is communicated with the upper part of the filter plate, a guide device is fixedly arranged on the peripheral side of the filter barrel, the upper end of the guide device is communicated with the discharge port, and the lower end of the guide device is communicated with a collecting box; and a sweeping mechanism is fixedly arranged at the top of the filtering barrel, the lower end of the sweeping mechanism extends to the upper portion of the filtering barrel and is used for sweeping metal chippings on the filtering plate into the discharging opening, and the filtering effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of metal processing workshop equipment, in particular to a cutting fluid filtration and recovery device. BACKGROUND

[0002] The cutting waste liquid is mainly the mixture of used cutting fluid and metal chips, and the existing cutting liquid filtration and recovery device is usually arranged in the workshop for cutting metal workpieces, for example, the cutting liquid filtration and recovery device disclosed in Chinese patent CN103736312B, which comprises a discharge port and a recovery tank, the discharge port is arranged above the recovery tank, a track with a gap is arranged between the discharge port and the recovery tank, a filter paper is laid on the track, a horizontal paper winding drum is arranged at the left end of the track, one end of the filter paper is wound on the horizontal paper winding drum, and the other end of the filter paper extends into a waste liquid tank arranged on the right side of the recovery tank, the used cutting fluid is filtered through the filter paper arranged on the track, and the cutting fluid is recovered through the recovery tank. In the technical scheme, the used cutting fluid is filtered through the filter paper, and the filtered metal chips are left on the filter paper. However, in actual workshop application, the recovery device needs to process a large amount of cutting waste liquid in a long period of time, and the metal chips are prone to accumulate on the filter paper, which may cause blockage and poor filtering effect. SUMMARY

[0003] The cutting liquid filtration and recovery device provided by the utility model aims to solve the problem of poor filtering effect caused by the accumulation of filtered metal chips in the existing cutting liquid filtration and recovery device.

[0004] The cutting liquid filtration and recovery device provided by the utility model adopts the following technical scheme:

[0005] The cutting liquid filtration and recovery device comprises a rack, a filtering mechanism, a waste liquid tank and a new liquid tank which are installed on the rack, the filtering mechanism comprises an inlet pipe, an outlet pipe, a filter barrel and a filter plate which is horizontally arranged in the filter barrel and used for filtering out metal chips, the inlet end of the inlet pipe is communicated with the waste liquid tank, the outlet end of the inlet pipe is communicated above the filter plate, the inlet end of the inlet pipe is fixedly provided with a liquid feeding pump, one end of the outlet pipe is communicated with the new liquid tank, and the other end of the outlet pipe is communicated with the bottom of the filter barrel, and the outlet end of the outlet pipe is fixedly provided with a liquid pumping pump; a discharge port is arranged on the side of the filter barrel, the discharge port is communicated above the filter plate, a material guide device is fixedly arranged on the side of the filter barrel, the upper end of the material guide device is communicated with the discharge port, and the lower end of the material guide device is communicated with a collection tank; a cleaning mechanism is fixedly arranged on the top of the filter barrel, and the lower end of the cleaning mechanism extends into the upper part of the filter barrel to sweep the metal chips on the filter plate into the discharge port.

[0006] Preferably, the cleaning mechanism comprises a fixed seat, a telescopic motor, a trapezoidal block, a wedge-shaped block, a long shovel, the fixed seat is open at the bottom, the fixed seat is vertically arranged at the top end of the filter barrel, a long slot is horizontally arranged in the fixed seat, the telescopic motor is arranged on the top surface of the filter barrel, and the telescopic rod of the telescopic motor extends downward into the fixed seat, the trapezoidal block is fixedly arranged at the lower end of the telescopic rod of the telescopic motor, the two inclined sides of the trapezoidal block are provided with trapezoidal limit pieces, the wedge-shaped block is provided with two, the opposite inclined sides of the two wedge-shaped blocks are provided with trapezoidal sliding grooves, the two trapezoidal limit pieces are respectively slidably connected in the two trapezoidal sliding grooves, the square limit pieces are horizontally fixedly arranged on the two wedge-shaped blocks, the square limit pieces are slidably connected in the long slot, the lower ends of the two wedge-shaped blocks extend out of the bottom surface of the fixed seat, and the two long shovels are arranged in the fixed seat.

[0007] Preferably, the filter barrel comprises a barrel body which is open at the top end and a cover body which can cover the opening of the barrel body at the top end, a locking mechanism is arranged between the barrel body and the cover body for detachable connection of the two, and a transparent observation window is arranged on the side surface of the barrel body for observing the top of the filter plate.

[0008] Preferably, a plurality of sets of locking mechanisms are arranged along the circumferential side of the filter barrel, the locking mechanism comprises a hinge seat fixedly arranged on the outer side of the barrel body, a T-shaped rod rotatably connected in the hinge seat, and a clamping piece fixedly arranged on the side of the T-shaped rod away from the hinge seat, and the cover body is provided with a clamping groove on the circumferential side thereof for embedding the clamping piece.

[0009] Preferably, the outlet end of the feeding pipe penetrates into the filter barrel and penetrates out of the filter plate from the lower end of the filter plate, the part of the feeding pipe above the filter plate is located between the two long shovels, a plurality of first throttling holes for waste liquid outflow are arranged on the circumferential side of the pipe body of the feeding pipe penetrating out of the filter plate, the filter plate is provided with a mounting hole for the feeding pipe to penetrate through, an installation pipe is fixedly arranged on the top surface of the filter plate, the installation pipe is a hollow cylindrical pipe in communication with the mounting hole, the inside of the installation pipe is threadedly connected to the outer circumferential side of the pipe body of the feeding pipe penetrating out of the filter plate, and the circumferential side of the installation pipe is provided with second throttling holes corresponding in number and position to the first throttling holes.

[0010] Preferably, an emergency pipe in communication with the feeding pipe and the discharge pipe is vertically and fixedly arranged between the two, and an emergency valve for controlling the opening and closing of the emergency pipe is fixedly arranged on the emergency pipe.

[0011] Preferably, the rack comprises a fixed frame and a fixed plate horizontally fixedly arranged in the fixed frame, the filter mechanism is provided with a plurality of sets, the middle parts of the feeding pipes are in communication with each other, the middle parts of the discharge pipes are in communication with each other, and the filter barrels are fixedly arranged on the fixed plate.

[0012] Preferably, the fixed frame is fixedly provided with a climbing ladder, and the top end of the climbing ladder is connected with the fixed plate.

[0013] Compared with the prior art, the cutting fluid filtering and recycling device has the beneficial technical effects that:

[0014] The cutting waste liquid flows out of the discharge end of the feeding pipe and falls downward to the filter plate for filtering, the telescopic rod of the telescopic motor is extended, the trapezoidal block is driven to move downward, thereby pushing away the two wedge-shaped blocks, the long strip shovel pushes the metal scraps accumulated on the filter plate from both sides into the discharge port, and the metal scraps fall into the collecting box through the material guide, so that the metal scraps are not easily accumulated on the filter plate. A part of the cutting waste liquid in the feeding pipe of the cutting fluid filtering and recycling device flows out of the second throttling hole, so that a large amount of cutting waste liquid is prevented from rushing out of the top opening of the feeding pipe, impact on the filter barrel, the filter plate and the cleaning mechanism is avoided, and a large amount of liquid accumulated on the filter plate is avoided. The transparent observation window of the cutting fluid filtering and recycling device is convenient for an operator to observe the accumulation of metal scraps on the filter plate and is convenient for controlling the start of the telescopic motor. When abnormal conditions such as excessive accumulation of metal scraps on the filter plate occur in the cutting fluid filtering and recycling device, the cutting waste liquid flows into the feeding pipe, the emergency pipe and the discharge pipe in sequence by opening the emergency valve, and no longer flows into the filter barrel. The filter plate of the cutting fluid filtering and recycling device is detachably connected to the feeding pipe through the mounting pipe, so that the operator can easily disassemble and clean and maintain the filter plate. The cutting fluid filtering and recycling device is provided with the climbing ladder, so that the operator can easily clean and maintain the filter barrel on the fixed plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structure schematic view of a cutting fluid filtering and recycling device of the utility model;

[0016] Figure 2 is a cross-sectional view of a filtering mechanism of the utility model;

[0017] Figure 3 is a structure schematic view of a filter barrel of the utility model;

[0018] Figure 4 is a connection schematic view of a mounting pipe, a filter plate and a feeding pipe of the utility model;

[0019] Figure 5 is an explosion schematic view of a cleaning mechanism of the utility model.

[0020] Fig. 1 is a frame; 11 is a fixed frame; 12 is a fixed plate; 13 is a climbing ladder; 2 is a filtering mechanism; 21 is a filtering barrel; 22 is a feeding pipe; 23 is a discharging pipe; 24 is a filtering plate; 25 is a mounting hole; 26 is a mounting pipe; 27 is a first throttling hole; 28 is a second throttling hole; 29 is a transparent observation window; 3 is a waste liquid tank; 31 is a liquid delivery pump; 4 is a new liquid tank; 41 is a liquid pumping pump; 5 is a locking mechanism; 51 is a hinged seat; 52 is a T-shaped rod; 53 is a clamping piece; 54 is a clamping groove; 55 is a barrel body; 56 is a cover body; 6 is an emergency pipe; 61 is an emergency valve; 71 is a discharge port; 72 is a material guide; 73 is a collection tank; 9 is a cleaning mechanism; 91 is a fixed seat; 92 is a telescopic motor; 93 is a trapezoidal block; 94 is a trapezoidal limiting piece; 95 is a wedge-shaped block; 96 is a trapezoidal sliding groove; 97 is a long slot; 98 is a square limiting piece; 99 is a long shovel. DETAILED DESCRIPTION

[0021] The drawings will be described below. Figures 1-5 The utility model is further described in detail.

[0022] The utility model discloses a cutting fluid filtering and recycling device.

[0023] A cutting fluid filtering and recycling device, comprising a frame 1 and a filtering mechanism 2, a waste liquid tank 3 and a new liquid tank 4 installed on the frame 1, the filtering mechanism 2 comprising a feeding pipe 22, a discharging pipe 23, a filtering barrel 21 and a filtering plate 24 horizontally arranged in the filtering barrel 21 for filtering out metal scraps, the feeding end of the feeding pipe 22 being communicated with the waste liquid tank 3, and the discharging end being communicated above the filtering plate 24, the feeding end of the feeding pipe 22 being fixedly provided with a liquid delivery pump 31, one end of the discharging pipe 23 being communicated with the new liquid tank 4, and the other end being communicated with the bottom of the filtering barrel 21, and the discharging end of the discharging pipe 23 being fixedly provided with a liquid pumping pump 41, a discharge port 71 being formed in the circumferential side of the filtering barrel 21, the discharge port 71 being communicated above the filtering plate 24, a material guide 72 being fixedly arranged on the circumferential side of the filtering barrel 21, the upper end of the material guide 72 being communicated with the discharge port 71, and the lower end being communicated with a collection tank 73, a cleaning mechanism 9 being fixedly arranged on the top of the filtering barrel 21, and the lower end of the cleaning mechanism 9 extending into the filtering barrel 21 above the filtering plate 24 for sweeping the metal scraps on the filtering plate 24 into the discharge port 71.

[0024] The cleaning mechanism 9 comprises a fixed seat 91, an extension motor 92, a trapezoidal block 93, wedge-shaped blocks 95, and long strip shovels 99. The fixed seat 91 is open at the bottom and vertically arranged at the top end of the filter bucket 21. A long strip groove 97 is horizontally arranged in the fixed seat 91. The extension motor 92 is arranged on the top surface of the filter bucket 21, and the extension rod of the extension motor 92 extends downward into the fixed seat 91. The trapezoidal block 93 is fixedly arranged at the lower end of the extension rod of the extension motor 92. The two inclined sides of the trapezoidal block 93 are provided with trapezoidal limit pieces 94. The wedge-shaped blocks 95 are provided with two trapezoidal sliding grooves 96 on the opposite inclined sides. The trapezoidal limit pieces 94 are respectively slidably connected in the trapezoidal sliding grooves 96. The square limit pieces 98 are horizontally fixedly arranged on the wedge-shaped blocks 95 and slidably connected in the long strip groove 97. The lower ends of the wedge-shaped blocks 95 extend out of the bottom surface of the fixed seat 91. The long strip shovels 99 are arranged in two pieces and cross the fixed seat 91. The long strip shovels 99 are respectively fixedly arranged at the lower ends of the wedge-shaped blocks 95.

[0025] The filter bucket 21 comprises a bucket body 55 and a cover body 56. The top end of the bucket body 55 is open, and the cover body 56 can cover the opening of the top end of the bucket body 55. A locking mechanism 5 is arranged between the bucket body 55 and the cover body 56 to realize detachable connection. A transparent observation window 29 is arranged on the side surface of the bucket body 55 to view the top of the filter plate 24.

[0026] The locking mechanism 5 is arranged along the circumferential side of the filter bucket 21. The locking mechanism 5 comprises a hinged seat 51 fixedly arranged on the outer side of the bucket body 55, a T-shaped rod 52 rotatably connected in the hinged seat 51, and a clamping piece 53 fixedly arranged on the side of the T-shaped rod 52 away from the hinged seat 51. The cover body 56 is provided with a clamping groove 54 along the circumferential side for embedding the clamping piece 53.

[0027] The outlet end of the feeding pipe 22 penetrates into the filter barrel 21 and penetrates out of the lower surface of the filter plate 24, the part of the feeding pipe 22 above the filter plate 24 is located between the two long spades 99, the outer periphery of the pipe body of the feeding pipe 22 penetrating out of the filter plate 24 is provided with a plurality of first throttling holes 27 for the flow of waste liquid, the filter plate 24 is provided with a mounting hole 25 for the penetration of the feeding pipe 22, the top surface of the filter plate 24 is fixedly provided with a mounting pipe 26, the mounting pipe 26 is a hollow cylindrical pipe in communication with the mounting hole 25, the inner side of the mounting pipe 26 is threadedly connected to the outer periphery of the pipe body of the feeding pipe 22 penetrating out of the filter plate 24, the outer periphery of the mounting pipe 26 is provided with a plurality of second throttling holes 28 corresponding to the number and position of the first throttling holes 27. A part of the cutting waste liquid in the feeding pipe flows out of the second throttling holes 28, avoiding a large amount of cutting waste liquid from being discharged from the top opening of the feeding pipe 22, causing impact on the filter barrel 21, the filter plate 24 and the cleaning mechanism 9, and avoiding a large amount of liquid from accumulating on the filter plate 24.

[0028] The feeding pipe 22 and the discharge pipe 23 are vertically and fixedly provided with an emergency pipe 6 in communication with both of them, and the emergency pipe 6 is fixedly provided with an emergency valve 7 for controlling the opening and closing of the emergency pipe 6.

[0029] The rack 1 comprises a fixed frame 11 and a fixed plate 12 horizontally and fixedly arranged in the fixed frame 11, the filter mechanism 2 is provided with a plurality of sets, the middle parts of the feeding pipes 22 are in communication with each other, the middle parts of the discharge pipes 23 are in communication with each other, and each filter barrel 21 is fixedly arranged on the fixed plate 12.

[0030] The fixed frame 11 is fixedly provided with a climbing ladder 13, and the top end of the climbing ladder 13 is connected with the fixed plate 12.

[0031] The implementation principle of the embodiment is that when the emergency valve 7 is closed, the infusion pump 31 draws the cutting waste liquid in the waste liquid tank 3 and inputs it into the feeding pipe 22 into the filter barrel 21, part of the cutting waste liquid flows out of the first throttling holes 27 and the second throttling holes 28, and the other part flows out of the top opening end of the feeding pipe 22, after the cutting waste liquid flows out of the feeding pipe 22, it falls onto the filter plate 24, the metal scraps in the cutting waste liquid remain on the filter plate 24, the cutting liquid after filtering the metal scraps flows out of the filter plate 24 downwards and is sequentially drawn into the new liquid tank 4 through the discharge pipe 23 by the liquid pump 41, and the filtering and recovery are completed.

[0032] When the operator sees through the transparent observation window 29 that a large amount of metal scraps have accumulated on the filter plate 24, the control telescopic motor 92 is started, the telescopic rod of the telescopic motor 92 is extended, the trapezoidal block 93 is driven to move downwards, thereby pushing away the two wedge-shaped blocks 95, and the long spade 99 pushes the metal scraps accumulated on the filter plate from both sides into the discharge port and falls into the collection tank 73 through the material guide 72;

[0033] When the abnormal situation of too much metal debris accumulated on the filter plate occurs, the operator closes the outlet valve of the liquid feeding pump 31 and the inlet valve of the liquid pumping pump 41, replaces the new liquid tank 4 with another collecting device, opens the emergency valve 7, reopens the inlet valve of the liquid pumping pump 41, at this time the waste liquid in the feeding pipe 22 no longer continuously flows into the filter barrel 21, but flows into the discharging pipe 23 to the other collecting device through the emergency pipe 6, and when the liquid in the discharging pipe 23 is completely discharged, the liquid pumping pump 41 is closed, and the cutting waste liquid in the other collecting device is poured into the waste liquid tank 3;

[0034] The operator can climb the ladder 13 to the fixing plate 12, remove the clamping piece 53 from the clamping groove 54, lift the cover 56, and remove the installation pipe 26 together with the filter plate 24 from the feeding pipe 22 for cleaning, and clean the feeding pipe 22 and the discharging pipe 23, re-connect the new liquid tank 4 at the discharging end of the discharging pipe 23, re-fill the installation pipe 26 and the filter plate 24 in the filter barrel 21, and start the filtering and recycling again.

[0035] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A cutting fluid filtration and recovery device, comprising a frame (1), a filtration mechanism (2), a waste fluid tank (3), and a fresh fluid tank (4) mounted on the frame (1), characterized in that, The filtration mechanism (2) includes an inlet pipe (22), an outlet pipe (23), a filter barrel (21), and a filter plate (24) horizontally arranged inside the filter barrel (21) for filtering out metal debris. The inlet end of the inlet pipe (22) is connected to the waste liquid tank (3), and the outlet end is connected to the top of the filter plate (24). A liquid pump (31) is fixedly installed at the inlet end of the inlet pipe (22). One end of the outlet pipe (23) is connected to the new liquid tank (4), and the other end is connected to the bottom of the filter barrel (21). A liquid pump (31) is fixedly installed at the outlet end of the outlet pipe (23). A liquid pump (41) is provided; a discharge port (71) is provided on the periphery of the filter barrel (21), the discharge port (71) is connected to the top of the filter plate (24), a guide (72) is fixedly provided on the periphery of the filter barrel (21), the upper end of the guide (72) is connected to the discharge port (71), and the lower end is connected to the collection box (73); a cleaning mechanism (9) is fixedly provided on the top of the filter barrel (21), the lower end of the cleaning mechanism (9) extends into the top of the filter barrel (21) to sweep the metal debris on the filter plate (24) into the discharge port (71).

2. The cutting fluid filtration and recovery device according to claim 1, characterized in that, The cleaning mechanism (9) includes a fixed base (91), a telescopic motor (92), a trapezoidal block (93), a wedge block (95), and a long shovel (99). The fixed base (91) is open at the bottom and vertically positioned at the top of the filter barrel (21). A long groove (97) is horizontally opened inside the fixed base (91). The telescopic motor (92) is positioned on the top surface of the filter barrel (21), and the telescopic rod of the telescopic motor (92) extends downward into the fixed base (91). The trapezoidal block (93) is fixedly positioned at the lower end of the telescopic rod of the telescopic motor (92). Trapezoidal limiting parts (94) are provided on both inclined sides of the trapezoidal block (93). Two wedge blocks (95) are provided. Trapezoidal sliding grooves (96) are provided on the opposite inclined sides of the two wedge blocks (95). Two trapezoidal limiting members (94) are slidably connected in the two trapezoidal sliding grooves (96). A square limiting member (98) is horizontally fixed on each of the two wedge blocks (95). The square limiting member (98) is slidably connected in the long groove (97). The lower ends of the two wedge blocks (95) extend out of the bottom surface of the fixing seat (91). Two long shovels (99) are provided. The two long shovels (99) are intersected with the fixing seat (91). The two long shovels (99) are fixedly installed at the lower ends of the two wedge blocks (95).

3. The cutting fluid filtration and recovery device according to claim 2, characterized in that, The filter bucket (21) includes a bucket body (55) with an open top and a cover (56) that can cover the opening at the top of the bucket body (55). A locking mechanism (5) is provided between the bucket body (55) and the cover (56) to enable detachable connection between the two. A transparent observation window (29) is provided on the side of the bucket body (55) for viewing the top of the filter plate (24).

4. A cutting fluid filtration and recovery device according to claim 3, characterized in that, The locking mechanism (5) is provided in multiple sets along the periphery of the filter barrel (21). The locking mechanism (5) includes a hinge seat (51) fixedly disposed on the outside of the barrel body (55), a T-shaped rod (52) rotatably connected in the hinge seat (51), and a snap-fit ​​member (53) fixedly disposed on the side of the T-shaped rod (52) away from the hinge seat (51). The cover (56) has a slot (54) along its periphery for the snap-fit ​​member (53) to be inserted.

5. A cutting fluid filtration and recovery device according to claim 4, characterized in that, The discharge end of the feed pipe (22) passes through the filter barrel (21) and exits the filter plate (24) from below. The part of the feed pipe (22) above the filter plate (24) is located between two long shovels (99). Multiple first throttling holes (27) for waste liquid to flow out are opened on the circumference of the tube body through which the feed pipe (22) passes upward through the filter plate (24). The filter plate (24) has an installation hole (25) for the feed pipe (22) to pass through. An installation pipe (26) is fixedly installed on the top surface of the filter plate (24). The installation pipe (26) is a hollow cylindrical tube that communicates with the installation hole (25). The inner side of the installation pipe (26) is threaded to the outer circumference of the tube body through which the feed pipe (22) passes through the filter plate (24). The circumference of the installation pipe (26) has second throttling holes (28) that correspond to the number and position of the first throttling holes (27).

6. A cutting fluid filtration and recovery device according to claim 5, characterized in that, An emergency pipe (6) is vertically fixed between the feed pipe (22) and the discharge pipe (23) and is connected to both of them. An emergency valve (7) is fixedly installed on the emergency pipe (6) to control the opening and closing of the emergency pipe (6).

7. A cutting fluid filtration and recovery device according to claim 6, characterized in that, The frame (1) includes a fixed frame (11) and a fixed plate (12) horizontally fixed in the fixed frame (11). The filter mechanism (2) is provided in multiple sets. The middle parts of each feed pipe (22) are interconnected, the middle parts of each discharge pipe (23) are interconnected, and each filter barrel (21) is fixedly installed on the fixed plate (12).

8. A cutting fluid filtration and recovery device according to claim 7, characterized in that, The fixed frame (11) is fixedly equipped with a climbing ladder (13), and the top of the climbing ladder (13) is connected to the fixed plate (12).

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