CN118268926A - Cutting fluid reflux mechanism for vertical machining center - Google Patents

Abstract

The invention discloses a cutting fluid reflux mechanism for a vertical machining center, which comprises a cutting fluid collecting box main body, wherein driving mechanisms are fixed on two sides of the cutting fluid collecting box main body, and an adjusting mechanism is inserted into the driving mechanisms. According to the invention, the cutting fluid can be stored in a backflow manner through the cutting fluid collecting box main body, the first fixing rod can drive the telescopic rod and the connecting block to move through the driving mechanism, and the filter screen plate and the collecting hopper are driven to move along the inside of the cutting fluid collecting box main body, so that the slag scraps can be filtered and collected on the surface of the collecting hopper through the filtering of the filter screen plate, the cutting fluid and the slag scraps in the cutting fluid collecting box main body are conveniently separated, the long-term inclusion of the slag scraps in the cutting fluid is avoided, the cutting fluid is easy to pollute, a large amount of bacteria and peculiar smell are easy to generate, and meanwhile, the slag scraps can enter the pipeline to cause blockage in the pipeline and the spray nozzle, so that the use of the cutting fluid is influenced.

Description

Cutting fluid reflux mechanism for vertical machining center

Technical Field

The invention relates to the technical field of cutting fluid reflux grooves, in particular to a cutting fluid reflux mechanism for a vertical machining center.

Background

The machining center is a highly-automatic multifunctional numerical control machine tool with a tool magazine and an automatic tool changing device, the vertical machining center is a machining center with a vertical main shaft, the vertical machining center is mainly in a fixed upright post, a workbench is rectangular, the indexing and rotating functions are not needed, the machining center is suitable for machining disc, sleeve and plate parts, the machining center is generally provided with three linear motion coordinate axes, a rotating table rotating along a horizontal axis can be arranged on the workbench and used for machining spiral line parts, when the vertical machining center works, cutting fluid is sprayed to contact points of a tool bit and materials for cooling and lubrication, abrasion of the tool is reduced, and the cutting fluid can enter a collecting box through a return pipe to be recycled.

But current cutting fluid backward flow case when using, the cutting fluid can get into the box through the pipeline in, and the inside waste material piece that can contain of cutting fluid simultaneously can occupy a large amount of spaces when waste material piece piles up in the backward flow box for a long time, reduces the stock solution volume of box, and waste material piece can cause the pollution to the cutting fluid, makes the inside bacterium that produces a large amount of in cutting fluid to a large amount of bacterium production can make the cutting fluid produce the peculiar smell, for this reason, we propose a cutting fluid backward flow mechanism for vertical machining center to solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a cutting fluid backflow mechanism for a vertical machining center.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

The utility model provides a cutting fluid backward flow mechanism for vertical machining center, includes cutting fluid collection box main part, the both sides of cutting fluid collection box main part all are fixed with drive mechanism, and drive mechanism's inside is inserted and is equipped with adjustment mechanism, adjustment mechanism's top is connected with the filter screen board, and the bottom fixedly connected with collection hopper of filter screen board, the inner wall of cutting fluid collection box main part is fixed with collection mechanism, the outer end of cutting fluid collection box main part is inserted and is equipped with the collection box, and the outer end fixedly connected with spacing arm-tie of collection box, drive mechanism's end is connected with climbing mechanism, and climbing mechanism's inside is inserted and is equipped with shake mechanism, adjustment mechanism's surface fixation has canceling release mechanical system.

Preferably, the driving mechanism comprises a first outer frame, the measuring tape of the cutting fluid collecting box main body is fixedly connected with the first outer frame, the driving motor is arranged on the outer side of the first outer frame, the output end of the driving motor is connected with a first belt pulley, the surface of the first belt pulley is fixedly connected with a driving rod, one end, away from the driving motor, of the first belt pulley is connected with a second belt pulley, a protective shell is sleeved on the surface of the driving motor, and the driving motor can conveniently drive the driving rod to reciprocate in the first outer frame through the driving motor.

Preferably, the adjustment mechanism includes first dead lever, first dead lever is inserted to the inside of first frame, and the inside of first dead lever is inserted and is equipped with the telescopic link, the top fixedly connected with connecting block of telescopic link, the connecting block sets up to L shape, and the end and the filter screen plate top fixed connection of connecting block can conveniently drive the connecting block through first dead lever and connecting block and remove.

Preferably, a first limit slide block is fixedly connected with one side lower part of the telescopic rod, a first extrusion block is fixedly connected with the other side of the telescopic rod, a groove matched with the telescopic rod and the first limit slide block is formed in the first fixing rod, a chute matched with the first limit slide block is formed in the inner wall of the groove, and the telescopic rod can be conveniently limited and guided through the first limit slide block.

Preferably, the collection mechanism includes separating baffle, the inner wall fixedly connected with of cutting fluid collection box main part separates the baffle, and separates the inside articulated material swash plate that has of baffle, the bottom of material swash plate is articulated with articulated vaulting pole one end, and the other end of articulated vaulting pole articulates there is the horizontal pole that resets, the bar logical groove with the horizontal pole looks adaptation that resets is all offered to the both sides of cutting fluid collection box main part, moves in the bar logical groove through the horizontal pole that resets, can make articulated vaulting pole drive the material swash plate shake from top to bottom, conveniently arranges the sediment piece on material swash plate surface and falls.

Preferably, the second guide post is inserted in the inside of the horizontal pole that resets, and the second guide post sets up to cylindric, the both ends of second guide post all with bar logical inslot wall fixed connection, the welding has first spring between horizontal pole that resets and the bar logical groove, through the inside round hole of seting up with second guide post looks adaptation that resets, can reduce the wearing and tearing between horizontal pole that resets and the second guide post.

Preferably, the lifting mechanism comprises a third belt pulley, one end of the second belt pulley, which is far away from the first belt pulley, is connected with the third belt pulley, the third belt pulley is installed in the second outer frame through a bearing, a plurality of groups of connecting sliding rods are fixed on the surface of the third belt pulley at equal intervals, the cross sections of the connecting sliding rods are arranged to be T-shaped, the connecting sliding rods are in sliding connection with the pushing plate, the cross sections of the pushing plate are arranged to be L-shaped, the pushing plate can be made to move along the surface of the connecting sliding rods through the rotation of the third belt pulley in the second outer frame, and the action of the first fixing rod is controlled conveniently.

Preferably, the strip-shaped through grooves matched with the pushing plate are formed in the surface side of the second outer frame, the strip-shaped through grooves are formed in two groups, rectangular through holes are communicated between the strip-shaped through grooves, triangular through holes are formed in the bottom ends of the strip-shaped through grooves, the second extrusion block is fixed above the outer sides of the rectangular through holes, the end heads of the second extrusion blocks are inclined planes, and the triangular through holes formed in the bottom ends of the strip-shaped through grooves can play a role in limiting and guiding the pushing plate.

Preferably, the shake mechanism includes the connector, the outer end of horizontal pole that resets articulates there is the connector, and the fixed surface of connector is connected with the second dead lever, the second dead lever is inserted and is established in beating the pole, and beats the pole and install in cutting fluid collection box main part outside through the articulated shaft, the end fixedly connected with second spacing slider of second dead lever, beat the spout of pole inner wall offer with the spacing slider looks adaptation of second, can conveniently make beating the pole rotate through the articulated shaft, be convenient for make the push plate beat the pole.

Preferably, the canceling release mechanical system is including connecting the slide, the fixed surface of first dead lever is connected with and connects the slide, and connects the inside of slide to insert and be equipped with the third guide post, the third guide post sets up to cylindric, bar recess has all been seted up to the both sides of cutting fluid collection box main part, and bar recess inner wall and third guide post both ends fixed connection, the welding has the second spring between bar recess and the connection slide, through the bar recess of cutting fluid collection box main part both sides seting up, can play the effect of convenient spacing connection slide and second spring.

Compared with the prior art, the invention has the beneficial effects that:

1. The device can carry out the backward flow through cutting fluid collection box main part and store the cutting fluid, and can make first dead lever drive telescopic link and connecting block remove through driving the mechanism, can drive the filter screen board and collect the hopper at this moment and remove along the inside of cutting fluid collection box main part, thereby through the filtration of filter screen board, can filter the surface of collecting the hopper with the material sediment piece, conveniently separate the inside cutting fluid of cutting fluid collection box main part with the material sediment piece, avoid containing the material sediment piece in the cutting fluid for a long time, cause the pollution to the cutting fluid easily, produce a large amount of bacteria and peculiar smell easily, the material sediment piece can get into the pipeline simultaneously, cause the jam in pipeline and the shower nozzle, influence the use of cutting fluid.

2. The device can make the third belt pulley rotate in the inside of second frame through driving the mechanism, at this moment can make the third belt pulley drive the fly leaf through the multiunit and rotate, when the fly leaf is inconsistent with first extrusion piece, can make first extrusion piece drive the telescopic link and remove from the inside of first dead lever, when conveniently making the filter screen board drive and collect the hopper and separate the baffle inconsistent, can make and collect the hopper and lift up the material sediment piece that filters out to make the material sediment piece collect into in the collection box, when being convenient for pull spacing arm-tie, the convenience is cleared up the material sediment piece of collecting in the collection box.

3. The device can make it inconsistent with the end of the knocking rod through the removal of push plate, when the knocking rod end was jacked up, can make the knocking rod drive the horizontal pole that resets through the second dead lever and remove along the second guide post surface, thereby can make the horizontal pole that resets jack-up the material swash plate through articulated vaulting pole, shake from top to bottom through the material swash plate, can conveniently carry out the unloading with the material sediment piece on material swash plate surface, avoid the material sediment piece to take place to pile up the adhesion at material swash plate surface, influence the material of material sediment piece, simultaneously through the flexible removal of second dead lever in the knocking rod inside, can conveniently make the knocking rod rotate around the articulated shaft, the material swash plate of being convenient for control carries out the shake from top to bottom.

Drawings

Fig. 1 is a schematic perspective view of a cutting fluid return mechanism for a vertical machining center according to the present invention;

FIG. 2 is a schematic perspective cross-sectional view of the cutting fluid collection box body and collection box of FIG. 1;

FIG. 3 is a schematic perspective view of the first frame and the filter board structure in FIG. 1;

FIG. 4 is a schematic perspective exploded view of the first frame and lifting mechanism of FIG. 1;

FIG. 5 is a schematic perspective cross-sectional view of the discharge swash plate and knock bar of FIG. 1;

FIG. 6 is a schematic perspective cross-sectional view of the first fixing rod and connecting slide plate of FIG. 1;

FIG. 7 is a schematic perspective view of the second extrusion block and pusher plate of FIG. 1;

fig. 8 is a schematic perspective view of the third pulley and connecting rod of fig. 1.

In the figure: 1. a cutting fluid collection tank main body;

2. a driving mechanism; 21. a first outer frame; 22. driving a motor; 23. a first pulley; 24. a drive rod; 25. a second pulley; 26. a protective housing;

3. an adjusting mechanism; 31. a first fixing rod; 32. a telescopic rod; 33. a connecting block; 34. the first limiting slide block; 35. a first extrusion block;

4. a filter screen plate; 5. a collection hopper;

6. A collection mechanism; 61. a separation baffle; 62. a discharge sloping plate; 63. a hinged stay bar; 64. resetting the cross bar; 65. a second guide post; 66. a first spring;

7. A collection box; 8. limiting pull plates;

9. A lifting mechanism; 91. a third pulley; 92. a second outer frame; 93. a second extrusion block; 94. connecting a slide bar; 95. a pushing plate;

10. a dithering mechanism; 101. a connector; 102. a second fixing rod; 103. knocking the rod; 104. a hinge shaft; 105. the second limit sliding block;

11. A reset mechanism; 111. the connecting slide plate; 112. a third guide post; 113. and a second spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Referring to fig. 1-8, a cutting fluid reflux mechanism for vertical machining center, including cutting fluid collection box main part 1, the both sides of cutting fluid collection box main part 1 all are fixed with driving mechanism 2, and driving mechanism 2's inside is inserted and is equipped with adjustment mechanism 3, adjustment mechanism 3's top is connected with filter screen plate 4, intensive filtration pore has been seted up to filter screen plate 4's inside, can make things convenient for the effect of filter material sediment piece, and filter screen plate 4's bottom fixedly connected with collection hopper 5, collection hopper 5's surface sets up to the inclined plane, can play the effect of conveniently collecting sediment piece, cutting fluid collection box main part 1's inner wall is fixed with collection mechanism 6, collection box 7 has been inserted to cutting fluid collection box main part 1's outer end, and collection box 7's outer end fixedly connected with spacing arm-tie 8, driving mechanism 2's end is connected with climbing mechanism 9, and climbing mechanism 9's inside is inserted and is equipped with shake mechanism 10, adjustment mechanism 3's surface is fixed with canceling release mechanical system 11.

Further, referring to fig. 3 and 4, it can be known that the driving mechanism 2 includes a first outer frame 21, the measuring tape of the cutting fluid collecting box main body 1 is fixedly connected with the first outer frame 21, and the driving motor 22 is installed on the outer side of the first outer frame 21, the output end of the driving motor 22 is connected with a first belt pulley 23, and the surface of the first belt pulley 23 is fixedly connected with a driving rod 24, one end of the first belt pulley 23 far away from the driving motor 22 is connected with a second belt pulley 25, the first belt pulley 23 can conveniently drive the lifting mechanism 9 to rotate through the second belt pulley 25, the surface of the driving motor 22 is sleeved with a protecting shell 26, and the driving motor 22 can be conveniently protected inside the protecting shell 26.

Further, referring to fig. 4 and 6, it can be known that the adjusting mechanism 3 includes a first fixing rod 31, the first fixing rod 31 is inserted in the first outer frame 21, and a telescopic rod 32 is inserted in the first fixing rod 31, a connecting block 33 is fixedly connected to the top of the telescopic rod 32, the connecting block 33 is L-shaped, and the end of the connecting block 33 is fixedly connected to the top of the filter screen plate 4, and the connecting block 33 is fixedly connected to the top of the filter screen plate 4, so that when the first fixing rod 31 drives the telescopic rod 32 to move, the connecting block 33 conveniently drives the filter screen plate 4 to move along the inside of the cutting fluid collecting box body 1, so as to filter the slag scraps.

Further, referring to fig. 4 and 6, it can be known that the first limit slider 34 is fixedly connected to one side lower portion of the telescopic rod 32, the first extrusion block 35 is fixedly connected to the other side of the telescopic rod 32, the groove matched with the telescopic rod 32 and the first limit slider 34 is formed in the first fixing rod 31, the groove matched with the first limit slider 34 is formed in the inner wall of the groove, the groove formed in the first fixing rod 31 can facilitate the telescopic rod 32 to drive the first extrusion block 35 to move in the groove, and the first limit slider 34 can slide along the groove through the movement of the telescopic rod 32, so that the function of limiting and guiding the telescopic rod 32 is achieved.

Further, referring to fig. 4 and 5, it can be known that the collecting mechanism 6 includes a separation baffle 61, the inner wall of the cutting fluid collecting box main body 1 is fixedly connected with the separation baffle 61, and the inside of the separation baffle 61 is hinged with a discharging inclined plate 62, the surface of the discharging inclined plate 62 is set to be an inclined plane, so that discharging can be facilitated, the bottom end of the discharging inclined plate 62 is hinged with one end of a hinged stay 63, the other end of the hinged stay 63 is hinged with a reset cross rod 64, the reset cross rod 64 can drive the discharging inclined plate 62 to shake up and down through the hinged stay 63, the two sides of the cutting fluid collecting box main body 1 are provided with strip-shaped through grooves matched with the reset cross rod 64, and the reset cross rod 64 can move along the strip-shaped through grooves through the strip-shaped through grooves formed in the two sides of the cutting fluid collecting box main body 1, so as to play a role of limiting the reset cross rod 64.

Further, referring to fig. 4 and 5, it can be known that the second guide post 65 is inserted in the reset cross bar 64, and the second guide post 65 is cylindrical, both ends of the second guide post 65 are fixedly connected with the inner wall of the bar-shaped through groove, the first spring 66 is welded between the reset cross bar 64 and the bar-shaped through groove, the reset cross bar 64 can be conveniently pushed to reset by the elastic force of the first spring 66, and the second guide post 65 is cylindrical, so that abrasion between the reset cross bar 64 can be reduced.

Further, as can be seen from fig. 7 and 8, the lifting mechanism 9 includes a third belt pulley 91, one end of the second belt pulley 25 away from the first belt pulley 23 is connected with the third belt pulley 91, and the third belt pulley 91 is installed in the second outer frame 92 through a bearing, the third belt pulley 91 is installed through a bearing, so that the third belt pulley 91 can rotate in the second outer frame 92, multiple groups of connecting slide bars 94 are fixed on the surface of the third belt pulley 91 equidistantly, the cross section of the connecting slide bars 94 is set to be T-shaped, the connecting slide bars 94 are slidably connected with the pushing plate 95, the pushing plate 95 can be made to move through the sliding connection of the connecting slide bars 94 and the pushing plate 95, the cross section of the pushing plate 95 is set to be L-shaped, and the effect of conveniently clamping the limiting first extrusion block 35 can be achieved through the pushing plate 95.

Further, referring to fig. 7 and 8, it can be known that the strip-shaped through grooves matched with the pushing plate 95 are formed on the surface side of the second outer frame 92, the strip-shaped through grooves are two groups, rectangular through holes are communicated between the two groups of strip-shaped through grooves, the bottom end of the strip-shaped through groove is a triangular through hole, the second extrusion block 93 is fixed on the upper side of the outer side of the rectangular through hole, the end of the second extrusion block 93 is an inclined plane, and when the first extrusion block 35 moves along the strip-shaped through grooves, the position of the first extrusion block 35 can be adjusted, so that the first extrusion block 35 can be controlled conveniently.

Further, referring to fig. 4 and 5, it can be known that the shake mechanism 10 includes a connector 101, the outer end of the reset cross bar 64 is hinged with the connector 101, and the surface of the connector 101 is fixedly connected with a second fixing rod 102, the second fixing rod 102 is inserted into a knocking rod 103, the knocking rod 103 is mounted on the outer side of the cutting fluid collecting box main body 1 through a hinge shaft 104, the end of the second fixing rod 102 is fixedly connected with a second limiting slide block 105, a chute matched with the second limiting slide block 105 is formed in the inner wall of the knocking rod 103, and the second limiting slide block 105 can slide in the chute through the movement of the second fixing rod 102 along the inside of the knocking rod 103, so as to play a role of limiting and connecting the second fixing rod 102 with the knocking rod 103.

Further, referring to fig. 4 and 6, it can be known that the reset mechanism 11 includes a connecting slide 111, the surface of the first fixing rod 31 is fixedly connected with the connecting slide 111, a third guide post 112 is inserted in the connecting slide 111, the third guide post 112 is cylindrical, both sides of the cutting fluid collecting box body 1 are provided with a strip-shaped groove, the inner wall of the strip-shaped groove is fixedly connected with both ends of the third guide post 112, a second spring 113 is welded between the strip-shaped groove and the connecting slide 111, and the second spring 113 can play a role of conveniently pulling the connecting slide 111 to reset through the self elastic force of the second spring 113.

Working principle: when the cutting fluid collecting box body 1 is used, according to the accompanying drawings 1, 2,3,4, 5, 6,7 and 8, cutting fluid can be collected in a backflow mode through the cutting fluid collecting box body 1, when the chip and slag in the cutting fluid collecting box body 1 need to be cleaned, the first belt pulley 23 can drive the driving rod 24 to move in the first outer frame 21 through the driving motor 22, when the driving rod 24 moves, the first fixing rod 31 can drive the telescopic rod 32 and the connecting block 33 to move along the side face of the driving mechanism 2, the filter screen 4 can drive the collecting hopper 5 to move along the cutting fluid collecting box body 1 through the movement of the connecting block 33, the chip and slag in the cutting fluid can be filtered and collected on the surface of the collecting hopper 5, meanwhile, when the first belt pulley 23 moves, the second belt pulley 25 can drive the third belt pulley 91 to rotate in the second outer frame 92, when the third belt pulley 91 rotates, the third belt pulley 91 can drive the plurality of groups of pushing plates 95 to rotate along the second outer frame 92 through the connecting sliding rods 94, when the third belt pulley 91 approaches the second outer frame 92, the pushing plates 95 are abutted against the first extrusion blocks 35, the first extrusion blocks 35 can drive the telescopic rods 32 to move along the first fixing rods 31, the filter screen plate 4 can be driven to lift the collecting hopper 5, the material slag chips filtered by the surface of the collecting hopper 5 can be conveniently guided and discharged to the surface of the discharge inclined plate 62, meanwhile, when the first fixing rods 31 move, the connecting sliding plates 111 can move along the surface of the third guide posts 112, the second springs 113 are in a stretching state, when the pushing plates 95 move to the surface inclined planes of the second extrusion blocks 93, when the pushing plate 95 moves along the surface of the connecting sliding rod 94, the pushing plate 95 is far away from the first extrusion block 35, at this time, the connecting sliding plate 111 can drive the first fixed rod 31 to reset by the self elastic force of the second spring 113, the pushing plate 95 can be contacted with the knocking rod 103 in the moving process, the knocking rod 103 rotates around the hinge shaft 104, the second fixed rod 102 and the connecting head 101 can drive the reset cross rod 64 to move, when the reset cross rod 64 moves along the surface of the second guide post 65, the hinge support rod 63 can drive the discharge inclined plate 62 to shake up and down, so that slag scraps on the surface of the discharge inclined plate 62 can be conveniently shaken off and collected by the limiting pull plate 8;

the above is the whole working principle of the invention.

In the invention, the installation mode, the connection mode or the setting mode of all the components are common mechanical modes, and the specific structure, the model and the coefficient index of all the components are self-contained technologies, so long as the beneficial effects can be achieved, the implementation can be carried out, and redundant description is omitted.

The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.

In the present invention, unless otherwise indicated, the terms "about" and "front and back," inner and outer, and vertical levels, "etc., used herein are merely intended to refer to the orientation of the term in conventional use, or are colloquially known to those skilled in the art, and should not be construed as limiting the term, while the terms" first, "second," and "third," etc., do not denote a particular number or order, but are merely intended to be used in distinguishing between the terms, and the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (10)

1. The utility model provides a cutting fluid backward flow mechanism for vertical machining center, includes cutting fluid collection box main part (1), its characterized in that, both sides of cutting fluid collection box main part (1) all are fixed with drive mechanism (2), and drive the inside of mechanism (2) is inserted and is equipped with adjustment mechanism (3), the top of adjustment mechanism (3) is connected with filter screen plate (4), and the bottom fixedly connected with collection hopper (5) of filter screen plate (4), the inner wall of cutting fluid collection box main part (1) is fixed with collection mechanism (6), the outer end of cutting fluid collection box main part (1) is inserted and is equipped with collection box (7), and the outer end fixedly connected with limiting pulling plate (8) of collection box (7), the end of drive mechanism (2) is connected with climbing mechanism (9), and the inside of climbing mechanism (9) is inserted and is equipped with shake mechanism (10), the surface fixation of adjustment mechanism (3) has reset mechanism (11).

2. The cutting fluid reflux mechanism for the vertical machining center according to claim 1, wherein the driving mechanism (2) comprises a first outer frame (21), the measuring tapes of the cutting fluid collecting box main body (1) are fixedly connected with the first outer frame (21), the driving motor (22) is installed on the outer side of the first outer frame (21), the output end of the driving motor (22) is connected with a first belt pulley (23), the surface of the first belt pulley (23) is fixedly connected with a driving rod (24), one end of the first belt pulley (23) far away from the driving motor (22) is connected with a second belt pulley (25), and a protective shell (26) is sleeved on the surface of the driving motor (22).

3. Cutting fluid reflux mechanism for vertical machining center according to claim 2, characterized in that the adjusting mechanism (3) comprises a first fixing rod (31), the first fixing rod (31) is inserted in the first outer frame (21), a telescopic rod (32) is inserted in the first fixing rod (31), a connecting block (33) is fixedly connected to the top end of the telescopic rod (32), the connecting block (33) is in an L shape, and the end of the connecting block (33) is fixedly connected with the upper part of the filter screen plate (4).

4. The cutting fluid reflux mechanism for the vertical machining center according to claim 3, wherein a first limit sliding block (34) is fixedly connected to one side lower portion of the telescopic rod (32), a first extrusion block (35) is fixedly connected to the other side of the telescopic rod (32), a groove matched with the telescopic rod (32) and the first limit sliding block (34) is formed in the first fixing rod (31), and a sliding groove matched with the first limit sliding block (34) is formed in the inner wall of the groove.

5. The cutting fluid reflux mechanism for the vertical machining center according to claim 1, wherein the collecting mechanism (6) comprises a separation baffle (61), the inner wall of the cutting fluid collecting box main body (1) is fixedly connected with the separation baffle (61), a discharging inclined plate (62) is hinged to the inside of the separation baffle (61), the bottom end of the discharging inclined plate (62) is hinged to one end of a hinged supporting rod (63), a reset cross rod (64) is hinged to the other end of the hinged supporting rod (63), and strip-shaped through grooves matched with the reset cross rod (64) are formed in two sides of the cutting fluid collecting box main body (1).

6. The cutting fluid reflux mechanism for the vertical machining center according to claim 5, wherein a second guide post (65) is inserted into the reset cross rod (64), the second guide post (65) is cylindrical, two ends of the second guide post (65) are fixedly connected with the inner wall of the strip-shaped through groove, and a first spring (66) is welded between the reset cross rod (64) and the strip-shaped through groove.

7. Cutting fluid reflux mechanism for a vertical machining center according to claim 2, characterized in that the lifting mechanism (9) comprises a third belt pulley (91), one end of the second belt pulley (25) far away from the first belt pulley (23) is connected with the third belt pulley (91), the third belt pulley (91) is installed in the second outer frame (92) through a bearing, a plurality of groups of connecting sliding bars (94) are fixed on the surface of the third belt pulley (91) at equal intervals, the cross section of each connecting sliding bar (94) is set to be T-shaped, the connecting sliding bars (94) are in sliding connection with the pushing plate (95), and the cross section of the pushing plate (95) is set to be L-shaped.

8. The cutting fluid reflux mechanism for the vertical machining center according to claim 7, wherein strip-shaped through grooves matched with the pushing plate (95) are formed in the surface side of the second outer frame (92), the two groups of strip-shaped through grooves are communicated with rectangular through holes, triangular through holes are formed in the bottom ends of the strip-shaped through grooves, a second extrusion block (93) is fixed above the outer side of the rectangular through holes, and the ends of the second extrusion block (93) are inclined planes.

9. The cutting fluid reflux mechanism for the vertical machining center according to claim 5, wherein the shaking mechanism (10) comprises a connector (101), the outer end of the reset cross rod (64) is hinged with the connector (101), the surface of the connector (101) is fixedly connected with a second fixing rod (102), the second fixing rod (102) is inserted into the knocking rod (103), the knocking rod (103) is installed on the outer side of the cutting fluid collecting box main body (1) through a hinge shaft (104), the end of the second fixing rod (102) is fixedly connected with a second limiting slide block (105), and a slide groove matched with the second limiting slide block (105) is formed in the inner wall of the knocking rod (103).

10. A cutting fluid reflux mechanism for a vertical machining center according to claim 3, wherein the reset mechanism (11) comprises a connecting slide plate (111), the surface of the first fixing rod (31) is fixedly connected with the connecting slide plate (111), a third guide column (112) is inserted into the connecting slide plate (111), the third guide column (112) is cylindrical, strip-shaped grooves are formed in two sides of the cutting fluid collecting box main body (1), the inner walls of the strip-shaped grooves are fixedly connected with two ends of the third guide column (112), and a second spring (113) is welded between the strip-shaped grooves and the connecting slide plate (111).