CN208681142U - The water-saving lathe of internal circulation of liquid formula - Google Patents

Abstract

This application involves turning or boring machine tools, specifically disclose the water-saving lathe of internal circulation of liquid formula comprising lathe bed, outer casing, interior shield and driving mechanism, the back side of interior shield is towards lathe bed, interior shield includes several expansion plates that can mutually slide, and the expansion plate of right end is fixed on lathe bed；Adjacent expansion plate forms one flexible group, and group of stretching is equipped with debris removal mechanism, and debris removal mechanism includes the cavity on the expansion plate in left side and is set to the intracorporal piston of chamber, and the expansion plate on piston and right side is fixed；Feed liquor check valve and multiple liquid check valves out are installed on expansion plate, are connected with suction hose on feed liquor check valve, the front of expansion plate is arranged in liquid check valve out；When flexible group elongation, cavity will suck coolant liquid by liquid check valve, and when group of stretching is shunk, the intracorporal coolant liquid of chamber is discharged from liquid check valve out.When interior shield is shunk, liquid check valve will spray coolant liquid out, to wash out the iron filings of flexible plate surface, iron filings be avoided to enter in gap.

Description

The water-saving lathe of internal circulation of liquid formula

Technical field

The present invention relates to turning or boring machine tools, and in particular to a kind of water-saving lathe of internal circulation of liquid formula.

Background technique

Now currently, since economic development is getting faster, in order to improve efficiency, usually replaced manually using mechanical, therefore machine Tool automation is also more more and more universal.The enterprise for the more opening the more more now begins to use numerical control device to replace artificial troublesome operation, Wherein numerically-controlled machine tool is exactly a kind of very common numerical control device, is mainly used for inside and outside shaft element or disk type component Cylindrical surface, any cone angle inside and outside circular conical surface, it is complicated turn round in the machinings such as positive camber and cylinder, tapered tread (such as grooving, Drilling, reaming, fraising and bore hole etc.).

And the components of numerically-controlled machine tool are very fine, therefore maintenance and maintenance need to spend a large amount of man power and material, by It is very easy to be adhered on each components in the clast that numerically-controlled machine tool generates, it is impacted so as to cause the operation of numerically-controlled machine tool.It is existing Currently in order to solving above-mentioned technical problem by needing shield in being arranged in numerically-controlled machine tool to protect each part.

In order to facilitate the sliding of the knife rest of numerically-controlled machine tool, usually interior shield includes pars contractilis, when in use, by stretching Contracting portion stretches, and realizes the movement of knife rest, but numerically-controlled machine tool can generate a large amount of clast when in use, and clast drops down onto pars contractilis Afterwards, when pars contractilis is shunk, clast easily enters in gap, so that easily leading to pars contractilis Caton occurs, or even is stuck.

Summary of the invention

It is an object of the invention to the clasts for solving to generate when the processing of prior art numerically-controlled machine tool to easily lead to pars contractilis by card Dead problem.

In order to achieve the above objectives, base case of the invention is as follows:

The water-saving lathe of internal circulation of liquid formula includes lathe bed, the outer casing fixed with lathe bed, is mounted on lathe bed or outer casing Interior shield and the flexible driving mechanism of shield in driving, the back side of interior shield is towards lathe bed, and interior shield will Driving mechanism covers, and interior shield includes several expansion plates that can mutually slide, and the expansion plate of right end is fixed on lathe bed or outer On housing；The adjacent expansion plate forms one flexible group, and group of stretching is equipped with debris removal mechanism, and debris removal mechanism includes being set to a left side Cavity on the expansion plate of side and it is set to the intracorporal piston of chamber, piston can slide in the cavity, and piston and right side is flexible Plate is fixed；Feed liquor check valve and multiple liquid check valves out are installed on the expansion plate, is connected with and extends on feed liquor check valve The suction hose of lathe bed bottom, the front of expansion plate is arranged in liquid check valve out；When flexible group elongation, cavity will pass through pipette Coolant liquid is sucked with feed liquor check valve, when group of stretching is shunk, the intracorporal coolant liquid of chamber is discharged from liquid check valve out.

The principle of the water-saving lathe of this programme internal circulation of liquid formula is:

When carrying out turning to workpiece, coolant liquid is needed to wash away workpiece, to cool down to workpiece, subsequent coolant liquid The bottom of lathe can be left to.While turning, iron filings can be also generated；Iron filings can be flown out by the effect of centrifugal force to surrounding, and be pasted It is attached to the front of interior shield.

When the elongation of interior shield, then group of stretching elongation；Due to the cavity and piston of debris removal mechanism be separately positioned on it is flexible On two pieces of expansion plates of group, therefore when flexible group elongation, piston will slide in the cavity, so that the confined space of cavity increases； Then feed liquor check valve will be opened, and since the end of suction hose is extend into coolant liquid, cavity will pass through feed liquor check valve Coolant liquid is sucked with suction hose.When flexible group is shunk, then piston is by the inner space of extrusion chamber, so that inside cavity pressure increases Greatly, liquid check valve is opened out；Then the coolant liquid of inside cavity is discharged piston by going out liquid check valve, and due to going out liquid check valve The coolant liquid for being arranged in the front of expansion plate, therefore being discharged is by the surface flow of expansion plate, thus to the iron of flexible plate surface Bits form impulse force, are detached from it from expansion plate.

The beneficial effect that this programme generates is:

(1) when flexible group is shunk, the lap between adjacent expansion plate increases, then the iron being adsorbed on expansion plate Bits are easily into the gap between adjacent expansion plate；And the intracorporal coolant liquid of chamber will be sprayed from the surface of expansion plate at this time, with to stretching Contracting plate surface is rinsed, and separates iron filings from flexible plate surface；So as to avoid iron filings from entering between adjacent expansion plate In gap, expansion plate is caused clamping stagnation or stuck phenomenon occur.

(2) debris removal mechanism is directly rinsed using coolant liquid from the surface of expansion plate, then debris removal mechanism to coolant liquid into Row recycles, without separately setting water source again；Iron filings in removing at present on shield, are mainly brushed by hairbrush, or After process finishing, directly removed with clear water punching；And the coolant liquid in this programme has cooling down workpiece and punching except the iron filings on interior shield Effect, thus have water saving effect.

Preferred embodiment one: advanced optimizing as to base case, the glide direction of the liquid check valve along piston out Spaced set.When flexible group is shunk, piston slides in the cavity, should after the liquid check valve out that piston passes over Liquid check valve will not be connected to cavity out, and should go out the lap that liquid check valve will enter two adjacent expansion plates at this time, from And it does not only just spray water outward in the liquid check valve that goes out of lap；Even if obtaining the coolant liquid of liquid check valve ejection to expansion plate Surface has actual souring.

Preferred embodiment two: as advanced optimizing to preferred embodiment one, the end of the pipette is equipped with filter screen；From And it can avoid iron filings and be inhaled into cavity.

Preferred embodiment three: as advanced optimizing to preferred embodiment one and preferred embodiment two, it is described go out liquid check valve phase The surface of expansion plate is obliquely installed, the outlet end of liquid check valve tilts to the left out；To what is sprayed from liquid check valve out Coolant liquid will form thrust to the left, then the iron filings being adsorbed on expansion plate will move to the left, i.e., iron filings are constantly remote From the gap between adjacent expansion plate, so as to more effectively iron filings be avoided to enter in gap.

Preferred embodiment four: as advanced optimizing to preferred embodiment three, the left side of the expansion plate and it is fixed on this The left side of piston on expansion plate is aligned；Liquid check valve will no longer spray coolant liquid outward after piston out, i.e. liquid list out The lap for once entering two adjacent expansion plates to valve just no longer discharges coolant liquid, so as to improve the benefit of coolant liquid With rate.

Preferred embodiment five: as advanced optimizing to preferred embodiment four, the interior shield is fixed by mounting bracket On lathe bed, mounting bracket is set to the back side of interior shield, and mounting bracket is "Z"-shaped, and the left end of mounting bracket is to lathe bed one Lateral bending is rolled over and is fixed with the end face of lathe bed, and the inside shield of the right end of mounting bracket is bent and fixes with the right end of interior shield. Interior shield is mounted on lathe bed, installs outer casing again after can first installing interior shield, so as to keep installation more convenient.Due to interior The space for installing driving mechanism is equipped between the back side and lathe bed of shield, therefore mounting bracket is set as " Z " font just Shield and lathe bed in connecting, and the left end of mounting bracket is fixed with lathe bed, the right side of the right end of mounting bracket and interior shield End is fixed, so that mounting bracket can be hidden in the back of interior shield.The left end of additionally mounted bracket is fixed on the end face of lathe bed On, thus after interior shield covers on lathe bed, convenient for mounting bracket is fixed on lathe bed.The right end bending of mounting bracket is simultaneously It fixes with the right end of interior shield and is supported with internal shield, it is enough so as to be formed between interior shield and lathe bed Installation space.

Preferred embodiment six: as advanced optimizing to preferred embodiment five, the lathe bed is equipped with along lathe bed length direction The groove of setting, the driving mechanism are mounted in groove, and driving mechanism is ball-screw.Groove provides peace for driving mechanism Space is filled, and groove has positioning action to the installation of driving mechanism；And ball-screw transmission accuracy with higher, it can be accurate The amount of feeding of cutter is controlled, to improve machining accuracy.

Preferred embodiment seven: as advanced optimizing to preferred embodiment six, the nut seat of the ball-screw and the leftmost side The back side of expansion plate fix.In order to which in cutting, knife rest can have maximum amount of movement, and knife rest is typically mounted on the leftmost side Expansion plate on；Therefore the nut seat of ball-screw and the expansion plate of the leftmost side are fixed, then ball-screw can directly drive knife rest Movement can make the precision of feeding higher；And the expansion plate between left end and the expansion plate of right end is usually to pass through parallel four side Shape mechanism drives, without being directly driven by ball-screw, so that the factor for influencing its mobile accuracy is more.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the water-saving lathe embodiment of internal circulation of liquid formula；

Fig. 2 is the right view of the water-saving lathe embodiment of internal circulation of liquid formula；

Fig. 3 is the left view of the water-saving lathe embodiment of internal circulation of liquid formula；

Fig. 4 is the structural schematic diagram at the interior shield back side in the water-saving lathe embodiment of internal circulation of liquid formula；

Fig. 5 is the interior positive structural schematic diagram of shield in the water-saving lathe embodiment of internal circulation of liquid formula

Fig. 6 is the structural schematic diagram that support plate and mounting bracket cooperate；

Fig. 7 is interior shield along the cross-sectional view by the first cavity and the horizontal plane of the second cavity.

Specific embodiment

Below by specific embodiment, the present invention is described in further detail:

Appended drawing reference in Figure of description includes: lathe bed 10, guide rail 11, mounting bracket 12, groove 13, interior shield 20, the first plate 21, the second plate 22, third plate 23, fin 24, support plate 25, roller bearing 251, parallelogram mechanism 26, the first chamber Body 31, first connecting rod 33, the second cavity 41, second piston 42, second connecting rod 43, feed liquor check valve 51, goes out liquid at first piston 32 Check valve 52.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the water-saving lathe of internal circulation of liquid formula include lathe bed 10, outer casing and The interior shield 20 being mounted on lathe bed 10；The lathe bed 10 that the present embodiment uses uses oblique lathe bed, i.e. lathe bed 10 is equipped with inclination Side, the inclined side of lathe bed 10 are equipped with the groove 13 being arranged along 10 length direction of lathe bed, are provided with driving machine in groove 13 Structure, the driving mechanism in the present embodiment use ball-screw；The back side of interior shield 20 is covered on above driving mechanism, thus right Driving mechanism has protective effect.Interior shield 20 is bending, and inclined surface and vertical will be formed after being mounted on lathe bed 10 Face.Interior shield 20 includes the first plate 21, the second plate 22 and the third plate 23 that set gradually from right to left, wherein the first plate 21 with Lathe bed 10 is fixed, and in addition the first plate 21 can also be fixed on outer casing, and the second plate 22 is slidably connected with the first plate 21, and third Plate 23 is slidably connected with the second plate 22.First plate 21, the second plate 22 and third plate 23 are mutually interconnected by parallelogram mechanism 26 It connects, the parallelogram mechanism in the present embodiment is similar to structure used by hoistable platform；Parallelogram mechanism 26 is in bed Set altogether on the length direction of body 10 there are three hinge joint, three hinge joints respectively with the first plate 21, the second plate 22 and third plate 23 It is fixed, from regardless of another block of plate will all move simultaneously when the second plate 22 or third plate 23 are relative to the movement of the first plate 21.? In the present embodiment, the nut seat of ball-screw and the back side of the inclined surface of third plate 23 are fixed, so that nut seat can be direct Third plate 23 is driven to slide, and the second plate 22 then slides under the action of parallelogram mechanism 26 indirectly.

First plate 21 is fixed on lathe bed 10 by mounting bracket 12, and the first plate 21 is stretched out from the right end of lathe bed 10.Peace Bracket 12 is filled into " Z " font, i.e. the left end of mounting bracket 12 bends to 10 side of lathe bed and is bolted on lathe bed 10 Right side；And then inside 20 side of the shield bending of the right end of mounting bracket 12, and welded on the back side of 21 right end of the first plate There is fin 24, the right end of mounting bracket 12 is directly bolted with fin 24, so as to which the first plate 21 is fixed on lathe bed On 10, and mounting bracket 12 is in the lower section at the inclined surface back side of the first plate 21.In addition, fin 24, which also has, improves the first plate 21 The effect of intensity.There are two mounting bracket 12 is set altogether, two mounting brackets 12 are separately positioned on the two sides of groove 13, i.e. installation branch Frame 12 is separately positioned on the two sides of driving mechanism.In addition, two guide rails 11 positioned at 13 two sides of groove are additionally provided on lathe bed 10, The back side of third plate 23 is fastened on guide rail 11 and is slidably connected with guide rail 11.There are two mounting bracket 12 and guide rail 11 are all provided with, And the two sides of driving mechanism are respectively positioned on, so that driving mechanism when pushing third plate 23, can make interior 20 stress of shield more stable. Knife rest is mounted on the front of third plate 23, so that third plate 23, when sliding relative to lathe bed 10, knife rest will be simultaneously relative to bed Body 10 is mobile, so that the feeding of cutter can be realized；Guide rail 11 has position-limiting action to third plate 23, so that third plate 23 is only capable of edge The length direction of lathe bed 10 slides, so that the precision of tool feeding can be improved.

The back side of second plate 22 and third plate 23 is welded with support plate 25, and support plate 25, which is equipped with, to match with mounting bracket 12 The sliding slot of conjunction.Mounting bracket 12 is embedded in always in the sliding slot for the support plate 25 being fixed on the second plate 22, so that support plate 25 pair of second plate 22 has supporting role, to improve the stability of the second plate 22.And during interior shield 20 is shunk, the Three plates 23 and the lap of guide rail 11 gradually decrease, and the sliding slot in support plate 25 will form with mounting bracket 12 and cooperate, So that support plate 25 plays a supporting role to third plate 23, to improve the stability of third plate 23.In addition, as shown in fig. 6, The roller bearing 251 being rotatablely connected with support plate 25 is equipped in sliding slot, thus when support plate 25 and mounting bracket 12 cooperate, support plate 25 is mobile relative to mounting bracket 12, and roller bearing 251 will roll, and so as to reduce frictional resistance, reduces abrasion.

In installing when shield 20, the fin 24 of the right end of mounting bracket 12 and interior 20 right end of shield is first passed through into bolt Fixed, then internal shield 20 is lifted, and the third plate 23 of interior shield 20 and the guide rail 11 on lathe bed 10 are cooperated, It is positioned in the width direction of lathe bed 10 so as to internal shield 20；Then opposite with lathe bed 10 in the first plate 21 of adjustment The position of right side makes mounting bracket 12 be adjacent to the right side of lathe bed 10 and mounting bracket 12 is fixed on lathe bed 10 by bolt On, then the first plate 21 can be fixed on lathe bed 10.

First plate 21 and the second plate 22, the second plate 22 and third plate 23 respectively constitute on two flexible group, one flexible group Equipped with a debris removal mechanism.Specially as shown in Fig. 7: the second plate 22 is equipped with the first cavity 31, and third plate 23 is equipped with the The length direction of two cavitys 41, the first cavity 31 and the second cavity 41 is along the telescopic direction of interior shield 20；First cavity 31 Opening is formed on the right side of the second plate 22 and third plate 23 respectively with the right end of the second cavity 41.It is equipped in first cavity 31 The first piston 32 that can be slidably connected along the first cavity 31, interior be equipped with of the second cavity 41 can live along the second of the second cavity 41 sliding Plug 42；The back side of first plate 21 is fixed with first connecting rod 33, and the left end of first connecting rod 33 protrudes into first from the opening of the first cavity It is welded in cavity 31 and with first piston 32, thus when the first plate 21 and the second 22 opposite sliding of plate, first piston 32 will be the Sliding in one cavity 31.The back side of second plate 22 is fixed with second connecting rod 43, and the left end of second connecting rod 43 is from the second cavity 41 Opening is protruded into the second cavity 41 and is welded with second piston 42, then when the second plate 22 and third plate 23 slide relatively, second is living Plug 42 will slide in the second cavity 41.First cavity 31, first piston 32 and first connecting rod 33 constitute the first debris removal mechanism；The Two cavitys 41, second piston 42 and second connecting rod 43 constitute the second debris removal mechanism.

The left end of first cavity 31 and the second cavity 41 is equipped with feed liquor check valve 51, and suction is connected on feed liquor check valve 51 Liquid pipe；The input end of feed liquor check valve 51 is connected to pipette, the outlet end of feed liquor check valve 51 and the first cavity 31 or the second Cavity 41 is connected to.Pipette extends in the coolant liquid in lathe, and the end of pipette is equipped with filter screen.Second plate 22 and The front of three plates 23 is equipped with multiple liquid check valves 52 out, and liquid check valve 52 is successively set along the telescopic direction of interior shield 20 out It sets；The input end of liquid check valve 52 is connected to the first cavity 31 or the second cavity 41 out, out the outlet end of liquid check valve 52 and outer Portion's connection.

By taking the first debris removal mechanism as an example, when the elongation of interior shield 20, first piston 32 will slide in the first cavity 31, To which the confined space of the first cavity 31 increases；Then feed liquor check valve 51 will be opened, and the first cavity 31 will pass through feed liquor check valve 51 and suction hose suck coolant liquid.When interior shield 20 is shunk, first piston 32 will squeeze the inner space of the first cavity 31, out Liquid check valve 52 is opened；Coolant liquid is by going out the discharge of liquid check valve 52 and in the surface flow of the second plate 22, to 22 table of the second plate The iron filings in face form impulse force.

In addition, liquid check valve 52 is obliquely installed relative to the surface of the first plate 21 or the second plate 22 out, liquid check valve 52 out Outlet end tilt to the left；The coolant liquid then sprayed can make the iron filings being adsorbed on the first plate 21 or the second plate 22 will to the left It is mobile, make iron filings far from adjacent segment.The left side of first plate 21 is aligned with the left side of first piston 32, a left side for the second plate 22 End face is aligned with the left side of second piston 42.By taking the first debris removal mechanism as an example, liquid check valve 52 is after first piston 32 out Coolant liquid will be no longer sprayed outward, so that going out liquid check valve 52 no longer outward into 22 lap of the first plate 21 and the second plate Coolant liquid is discharged, so as to improve the utilization rate of coolant liquid.

What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification The records such as specific embodiment can be used for explaining the content of claim.

Claims (8)

1. the water-saving lathe of internal circulation of liquid formula including lathe bed, the outer casing fixed with lathe bed, is mounted on lathe bed or outer casing Interior shield and the driving mechanism for driving interior shield flexible, the back side of interior shield is towards lathe bed, and interior shield will drive Motivation structure covers, and interior shield includes several expansion plates that can mutually slide, and the expansion plate of right end is fixed on lathe bed or outer cover On shell；It is characterized by: adjacent expansion plate forms one flexible group, group of stretching is equipped with debris removal mechanism, and debris removal mechanism includes Cavity on the expansion plate in left side and it is set to the intracorporal piston of chamber, piston can slide in the cavity, and piston and right side Expansion plate fix；Feed liquor check valve and multiple liquid check valves out are installed on the expansion plate, are connected on feed liquor check valve The suction hose of lathe bed bottom is extended to, the front of expansion plate is arranged in liquid check valve out；When flexible group elongation, cavity will pass through Pipette and the sucking of feed liquor check valve are used for the coolant liquid of cooling down workpiece, and when group of stretching is shunk, the intracorporal coolant liquid of chamber is from liquid out Check valve discharge.

2. the water-saving lathe of internal circulation of liquid formula according to claim 1, it is characterised in that: the liquid check valve out is along piston Glide direction spaced set.

3. the water-saving lathe of internal circulation of liquid formula according to claim 2, it is characterised in that: the end of the pipette is equipped with Filter screen.

4. the water-saving lathe of internal circulation of liquid formula according to claim 2 or 3, it is characterised in that: the liquid check valve phase out The surface of expansion plate is obliquely installed, the outlet end of liquid check valve tilts to the left out.

5. the water-saving lathe of internal circulation of liquid formula according to claim 4, it is characterised in that: the left side of the expansion plate with It is fixed on the left side alignment of the piston on the expansion plate.

6. the water-saving lathe of internal circulation of liquid formula according to claim 5, it is characterised in that: the interior shield passes through installation Bracket is fixed on lathe bed, and mounting bracket is set to the back side of interior shield, and mounting bracket is "Z"-shaped, the left end of mounting bracket It bends to lathe bed side and is fixed with the end face of lathe bed right end, the inside shield side bending of the right end of mounting bracket is simultaneously prevented with interior The right end of shield is fixed.

7. the water-saving lathe of internal circulation of liquid formula according to claim 6, it is characterised in that: the lathe bed is equipped with along lathe bed The groove of length direction setting, the driving mechanism are mounted in groove, and driving mechanism is ball-screw.

8. the water-saving lathe of internal circulation of liquid formula according to claim 7, it is characterised in that: the nut seat of the ball-screw It is fixed with the back side of the expansion plate of the leftmost side.