CN107790804A - A kind of lithium battery electrode plate cutting device and its assembly technology - Google Patents

Abstract

The invention discloses a kind of lithium battery electrode plate cutting device and its assembly technology, belong to cutting machine engineering device technique field.The present invention includes knife rest, the knife rest is provided with power transmission shaft, the power transmission shaft is divided into main shaft and lower main axis, some hydraulic locking tool rests are connected on the upper main shaft and lower main axis, the hydraulic locking tool rest of hydraulic locking tool rest and the lower main axis on the upper main shaft, which corresponds, to be distributed, and annular blade is fixed with the hydraulic locking tool rest.The present invention utilizes hydraulic principle, make hydraulic locking tool rest optional position on power transmission shaft mobile and fixed, compared to traditional mode that annular blade is positioned using spacer, the purpose that can arbitrarily adjust of axial distance between annular blade is realized, in the absence of add up error, machining accuracy improves notable, and when switching product specification, the axial spacing of hydraulic locking tool rest need to be only adjusted, without hydraulic locking tool rest is dismantled, more save manpower and time, yield greatly improves.

Description

A kind of lithium battery electrode plate cutting device and its assembly technology

Technical field

The present invention relates to cutting machine engineering device technique field, more particularly to a kind of lithium battery electrode plate cutting device and its assembling Technique.

Background technology

The production of lithium battery electrode plate in the market is mainly cut by cutting machine and produced, and produces electrode of lithium cell When the annular blade of piece is arranged on the power transmission shaft of splitting machine rack, positioned usually using spacer, as shown in figure 8, due to The width of power transmission shaft on knife rest immobilizes, and can have add up error when being positioned using multiple spacers, make lithium battery The production precision of pole piece substantially reduces, and has a strong impact on the final product quality of lithium battery electrode plate；In addition, the electrode of production different size The spacer of different size is needed to use to be positioned during piece, to ensure that the distribution of the annular blade on power transmission shaft spacing meets electrode slice Size requirement, when switching produces different size electrode slice, it is necessary to original disassembling spacer bush on power transmission shaft gets off, filled again On meet the spacer of specification requirement, so, not only increase the workload of employee, and have a strong impact on the production effect of enterprise Rate.

Through retrieval, Chinese patent application, application number：201020538264.X publication date：2011.04.27, one is disclosed Kind hydraulic type circular knife fixing seat, it is made up of expansion set, pressure plunger and forcing screw, for the accurate sanction in belt metallic coil stock sheet material longitudinal direction Cut on banding machine, wherein, interior oil pocket is contained inside described expansion set, circumferential uniform two oil filler points, connects to be formed with interior oil pocket Oil duct；Described pressure plunger is paired plunger；Described pressure plunger by oil duct by pressure oil be pressed into oil pocket；It is described Forcing screw be paired M20 screws, with pressure plunger axially be connected.A kind of hydraulic type circular knife that the utility model provides is consolidated Reservation, the utility model utilize fluid power amplification principle, by locking a pair of forcing screws, promote a pair of pressure plungers, pressured column Plug by oil duct by pressure oil be pressed into oil pocket so that the inside and outside wall of interior oil pocket deforms, so as to allow expansion set endoporus to embrace Cutter shaft, reach the purpose that expansion set positioned and transmitted moment of torsion on cutter shaft., it is necessary to the spiral shell that will pressurize when the utility model is oil-filled and is vented Nail and steel ball take out, and exhaust side oil leak amount is uncontrolled when oil-filled；In order that air empties as far as possible, oil-filled speed need to be as far as possible slow, Have a strong impact on production efficiency, meanwhile, it is oil-filled after the completion of shape steel loading ball and pressurization bolt process can bring more air into, sky be present The situation that gas can cause compressed air during pressurization and expansion set can not be made to hold cutter shaft tightly.

Chinese patent application, application number：CN201320064611.3, publication date：2013.08.21 disclose a kind of adjustable Cut component and quickly adjust frock, it includes two components and axle bed, and two components are arranged at axle bed, and two components are in Place up and down, component includes main shaft, cutting knife and adjustable spacer, and cutting knife and adjustable spacer are arranged at main shaft, and adjustable spacer is arranged on The both sides of cutting knife, the spindle drive connection of two components.Adjustable spacer of the present utility model includes the adjustable spacer of width and position Adjustable spacer, broad-adjustable adjustable spacer adapt to the battery cutting that specification is more or less the same；The adjustable adjustable spacer energy in position Adapt to the battery cutting that specification differs larger.But it is larger not adapt to lattice difference when on component being broad-adjustable adjustable spacer Battery cutting, the adjustable adjustable spacer in position need to be changed and positioned；When being the adjustable adjustable spacer in position on component, by can The dimension limitation of spacer is adjusted, add up error be present when positioning cutting knife, broad-adjustable adjustable spacer need to be changed and positioned.Together When, fixed because cutting knife is arranged on main shaft by both sides spacer, dismounting is cumbersome.

The content of the invention

1. invention technical problems to be solved

Annular blade for producing lithium battery electrode plate is arranged on power transmission shaft has add up error using spacer positioning, And production different size electrode slice when switch that spacer workload is big, and the problem of influenceing production efficiency, the invention provides one Kind lithium battery electrode plate cutting device and its assembly technology, it utilizes hydraulic principle, by adjusting the pressure on hydraulic locking tool rest Power regulating bolt, oil pressure is established in hermetic type intracavitary, so that the thin-walled deformation of inner sleeve, makes it hold tightly onto splitting machine rack On power transmission shaft, it can be locked optional position on power transmission shaft, in the absence of add up error；Simultaneously because hydraulic locking tool rest latched position It is adjustable, in the electrode slice of switching production different size, without dismantling hydraulic locking tool rest, latched position only need to be adjusted.

2. technical scheme

To reach above-mentioned purpose, technical scheme provided by the invention is：

A kind of lithium battery electrode plate cutting device, it includes knife rest, and the knife rest is provided with power transmission shaft, the power transmission shaft bag Main shaft and lower main axis are included, one end of the upper main shaft and lower main axis is connected with reference seat, and the other end is connected with support base, Be provided with rolling bearing in the reference seat and the support base, the upper main shaft and lower main axis with reference seat and support base Rolling bearing is connected；The reference seat and the support base lower end are connected with mounting base, and reference seat and support base pass through Bolt is fixedly connected with mounting base, or is fixedly connected by welding manner, is socketed with the upper main shaft and lower main axis Hydraulic locking tool rest, the hydraulic locking tool rest make its inner wall deformation so as to hold or unclamp power transmission shaft, Jin Erda tightly using hydraulic pressure To fixed or unblock effect, annular blade is additionally provided with the upper main shaft and the lower main axis, the annular on the upper main shaft Annular blade on blade and the lower main axis, which corresponds, coordinates arrangement, is formed and matched somebody with somebody between the radially-arranged annular blade Close gap.

Such scheme is improved further, the upper main shaft and the lower main axis are arranged in parallel in the axial direction, institute State the surface that main shaft is located at the lower main axis, the hydraulic pressure on hydraulic locking tool rest and the lower main axis on the upper main shaft Lock tool rest and correspond and coordinate arrangement, the annular blade is fixed on the hydraulic locking tool rest.

Such scheme is improved further, the hydraulic locking tool rest includes inner sleeve and overcoat, the inner sleeve and outer Cover cylindrical, the inner sleeve is inserted into being detachably connected with the overcoat in the overcoat, preferably using bolt connection；It is described The both ends of outer wall of inside race and the overcoat along central axis direction are interference fit, and center section coordinates for gap, at fit clearance Closed die cavity is formed, closed die cavity is used to fill the preferable liquid of mobility, preferably using hydraulic oil, closed die cavity position correspondence Inner sleeve the general 2.5~3.5mm of wall thickness, ensure that inner sleeve inwall herein is pressurized and easily deform upon and survivable, inner sleeve choosing With the preferable spring steel material of fatigue ratio, such as 65Mn steel, the wall thickness of the overcoat of closed die cavity correspondence position is more than herein The wall thickness of inner sleeve.Pressure-regulating device and exhaust apparatus are housed on the outer set, pressure-regulating device and exhaust apparatus are logical Cross oil guiding hole to connect with closed die cavity, it is oppressed in inner sleeve by hydraulic oil pressurization of the pressure-regulating device to hermetic type intracavitary Wall deforms, and so as to reach the purpose for embracing power transmission shaft, the axial width of closed die cavity should be hydraulic locking tool rest axial width More than 1/3, so that the area that hydraulic locking tool rest embraces power transmission shaft is sufficiently large, coupling mechanism force is sufficiently strong, and exhaust apparatus is used to arrange Go out the air of hermetic type intracavitary, hydraulic failure when avoiding existing air.

Such scheme is improved further, is provided with inner sleeve annular square groove on outer wall of inside race, the inner sleeve with it is described After overcoat connection, it is close that the inner sleeve annular square groove on outer wall of inside race forms annular with outer casing inner wall cooperation in the annular square groove position Closed form chamber；Annular square groove can also be arranged on outer casing inner wall, with overcoat annular square groove on outer casing inner wall and outer wall of inside race Form annular closed die cavity；In outer wall of inside race and outer casing inner wall while annular square groove can also be set simultaneously, it is interior on outer wall of inside race Overcoat annular square groove cooperatively forms closed die cavity on collar-shaped square groove and outer casing inner wall, and the axial width of annular square groove should be hydraulic pressure Lock more than the 1/3 of tool rest axial width.

Such scheme is improved further, is provided with O-ring in the closed die cavity both sides, it is preferable that the O-ring It is made of the preferable elastomeric material of sealing property, such as nitrile rubber, the O-ring is stuck between outer wall of inside race and outer casing inner wall Be used for fill in the groove of O-ring, the groove can be the O-ring groove being located on outer wall of inside race or be located at overcoat O-ring groove on inwall, can also be cooperatively formed by the groove being located on the groove and outer casing inner wall on outer wall of inside race it is O-shaped Ring recess, the O-ring are used for the liquid for sealing hermetic type intracavitary, prevent the liquid from by being oozed between inner sleeve and overcoat at cooperation Go out, at the same make ambient atmos can not by between inner sleeve and overcoat at cooperation penetrate into hermetic type intracavitary, the depth of groove or cut Face diameter should be less than the diameter in the O-ring section, and O-ring cell wall can be compressed after being loaded onto so as to O-ring, so as to play preferably Sealing effectiveness.

Such scheme is improved further, it is described to put outside provided with oil-filled passage and exhaust passage, it is described oil-filled logical Road and exhaust passage connect with the closed die cavity, and oil-filled passage is used to fill hydraulic oil, exhaust passage to hermetic type intracavitary For discharging the air of hermetic type intracavitary, the locking effect of air remaining influence hydraulic locking tool rest is avoided.Exhaust passage connects Be arranged on to the port of hermetic type intracavitary in closed die cavity cavity wall is communicated to close along the side on inner sleeve axis direction, oil-filled passage The port of closed form intracavitary is arranged on hermetic type intracavitary along the opposite side on inner sleeve axis direction, when topping up presses oil, hydraulic locking knife Seat is placed vertically along central axis, and exhaust passage is located at the top of oil-filled passage, and because liquid again gas is light, hydraulic oil can be by air Slowly rush at the mouth of exhaust passage and gradually discharge.

Such scheme is improved further, exhaust passage mouth is arranged on the periphery of annular closed die cavity, is arranged The periphery of the axis of gas passage and the closed die cavity of annular is tangent, and oil-filled passage is located at closed die cavity along inner sleeve axis normal side To opposite side, when the hydraulic locking tool rest on power transmission shaft needs to be exhausted, only need to adjust and be communicated to exhaust passage The port of hermetic type intracavitary is located at the surface of closed die cavity, and because liquid again gas is light, air can slowly gather exhaust passage mouth Place, now it need to be only pressurized by pressure-regulating device to hermetic type intracavitary, you can air is discharged from exhaust passage.

Such scheme is improved further, the oil-filled passage includes right side oil guiding hole, sealing piston hole and pressure Regulating bolt hole, the right side oil guiding hole, sealing piston hole and pressure regulating bolt hole are sequentially communicated, and aperture increases and is in successively Step-like, sealing piston hole is excessive provided with converging transition with right side oil guiding hole junction, and the right side oil guiding hole connects with closed die cavity It is logical；The exhaust passage includes left side oil guiding hole and hold-down bolt hole, the hold-down bolt hole, left side oil guiding hole and closed die cavity It is sequentially communicated, the aperture in the hold-down bolt hole is more than the aperture of the left side oil guiding hole, hold-down bolt hole and left side oil guiding hole Junction is excessive provided with converging transition, and steam vent is provided with beside hold-down bolt hole, and the steam vent connects with hold-down bolt bottom hole portion, The aperture of steam vent is 2mm.

Such scheme is improved further, the pressure-regulating device include sealing promotion plug, air-tight movable core and Pressure regulating bolt, the pressure regulating bolt are M8 bolts, and the sealing promotion plug and the air-tight movable core insert successively Enter in the sealing piston hole, the diameter of the sealing promotion plug is more than the aperture of the right side oil guiding hole, avoids sealing from promoting Plug enters closed die cavity by right side oil guiding hole；It is taper that sealing, which promotes plug head, and sealing promotes plug head taper surface and sealing The taper surface of piston hole and the converging transition of right side oil guiding hole junction coordinates, and sealing effectiveness is more preferable；The pressure regulating bolt position In in the pressure regulating bolt hole, the pressure regulating bolt, to be threadedly coupled, passes through pressure with the overcoat connected mode The screw-in of regulating bolt and back-out, which can be realized, to be pressurized or depressurizes to hermetic type intracavitary.The exhaust apparatus include sealing ball and Hold-down bolt, the hold-down bolt are M6 bolts, and the sealing ball and hold-down bolt insert into the hold-down bolt hole successively Interior, the diameter of the sealing ball is more than the aperture of the left side oil guiding hole and the steam vent, avoids sealing ball from passing through a left side Side oil guiding hole enters closed die cavity, and the hold-down bolt, to be threadedly coupled, passes through hold-down bolt with the overcoat connected mode Back-out can be such that left side oil guiding hole is connected with steam vent, form exhaust passage, and after hold-down bolt screws, sealing ball sphere is withstood The taper surface of the converging transition of hold-down bolt hole and left side oil guiding hole junction coordinates, and plays sealing function.

Such scheme is improved further, the pressure regulating bolt and the hold-down bolt screw out direction along axis On be provided with caging bolt, the axis of the caging bolt is vertical with the axis of the pressure regulating bolt and hold-down bolt respectively Intersecting, the caging bolt is M3 bolts, and the caging bolt is assemblied in outside described and put, the caging bolt and the overcoat Connected mode is threaded connection, and caging bolt is used to limit pressure regulating bolt and hold-down bolt screws out stroke.

Such scheme is improved further, including tight lock tube, tight lock tube are annular slab, inner ring surface is provided with interior spiral shell Line, tight lock tube and overcoat are connected by the internal thread on tight lock tube with the external screw thread put outside, and lock sleeve is used for annular Blade is fixed on hydraulic locking tool rest, and outer put is equal to provided with dress knife step, the radius of the annular side of dress knife step The radius of the inner headed face of annular blade, with ensure annular blade can snap into dress knife step on and radial displacement does not occur, it is described Tight lock tube is used for stationary annular blade, blocked after being connected with the overcoat in the dress knife stepped locations formation swaging clamp groove, swaging clamp groove The width of cutter groove and the consistency of thickness of annular blade, to ensure that annular blade can not move axially after installing.

Such scheme is improved further, grating is provided with beside the knife rest, the grating is one kind of grating scale, For determining annular blade axial direction spacing, so as to realize being accurately positioned for annular blade, when the gear of grating refers in a certain position, Reading on raster display is reset, when gear, which refers to, moves a segment distance along a direction, the distance can be in raster display On directly display.

A kind of assembly technology of lithium battery electrode plate cutting device, is concretely comprised the following steps：

Step 1: the assembling of hydraulic locking tool rest：

A, the assembling of O-ring：O-ring is caught in the groove on outer casing inner wall or on outer wall of inside race, the groove is to cut Face is the annular groove of semicircle, and the depth of the groove is less than the diameter of section of O-ring；

B, the assembling of inner sleeve：Inner sleeve is inserted in overcoat, and fixed by fastening bolt；

C, the assembling of exhaust apparatus：Ball will be sealed to load in the outer exhaust passage put, sealing ball, which is located at, compresses spiral shell The bottom of keyhole, then hold-down bolt is attached in the hold-down bolt hole of exhaust passage mouth, and ensure that hold-down bolt screws in shape for half State so that sealing ball can roll around in the bottom in hold-down bolt hole；

D, topping up force feed and exhaust process：Hydraulic locking tool rest is placed vertically along central axis, and ensures exhaust passage Above oil-filled passage, hydraulic oil is slowly injected into from oil-filled passage to hermetic type intracavitary, hydraulic oil passes sequentially through pressure regulation Enter the closed die cavity after bolt hole, sealing piston hole and right side oil guiding hole, the air of hermetic type intracavitary is progressively caught up with to row Gas feeder connection side, the air pressure of hermetic type intracavitary is relative to be increased, and due to the effect of air pressure, oppresses steel ball toward hold-down bolt One side roll, now, the aperture of the steam vent in hold-down bolt bottom hole portion connect with left side oil guiding hole, and the air of hermetic type intracavitary leads to Cross after left side oil guiding hole enters steam vent and discharge, while some air passes through matching somebody with somebody between hold-down bolt and hold-down bolt hole Close gap ooze out, when the outer aperture of steam vent and hold-down bolt hole slowly emerge hydraulic oil and no longer intermittence emerge bubble when, It can be considered that the hydraulic oil of hermetic type intracavitary has been filled with, then stop filling hydraulic oil；

E, the assembling of pressure-regulating device：Sealing promotion plug, air-tight movable core are inserted in oil-filled passage successively, then will Pressure regulating bolt is attached on the pressure regulating bolt hole of exhaust passage mouth, ensures that pressure regulating bolt screws in state for part, So that when needing to be pressurized to hermetic type intracavitary, pressure regulating bolt can be further threaded into, while by the compression spiral shell of exhaust passage mouth Bolt screws, and hold-down bolt compresses sealing ball so that seal ball sphere be pressed on hold-down bolt hole and left side oil guiding hole it Between tapered face on, block the connection between steam vent and hold-down bolt hole, form sealing effectiveness；

F, the assembling of caging bolt, will be spacing at the oil-filled passage and exhaust passage mouth of caging bolt assembling on the coat On bolt hole, for limiting the back-out of pressure regulating bolt and hold-down bolt, hydraulic locking tool rest is avoided in high-speed rotation state Under, pressure regulating bolt and hold-down bolt are screwed out because of vibration and come off, and whole hydraulic locking tool rest is lost in the fixed of power transmission shaft The situation of effect occurs；

G, the fixation of annular blade：Annular blade is snapped on the dress knife step put outside, fill the annular side of knife step Radius it is equal with the radius of the inner headed face of annular blade, prevent the radial motion of annular blade；

H, the assembling of lock sleeve：Lock sleeve is attached to and put outside, and is screwed, tight set is connected through a screw thread with overcoat, locking Cover the axial movement for preventing annular blade；

Step 2: some hydraulic locking tool rests are respectively pivoted on upper main shaft and lower main axis；

Step 3: the positioning and fixation of hydraulic locking tool rest：

A, the gear on moving grating refers to the annular blade position on the hydraulic locking tool rest of lower main axis one end, and grating is shown Show that reading is reset on device, while adjust and lock hydraulic locking tool rest at this；

B, it is electrode slice given size to move gear to refer to grating reading change difference along lower main axis axis direction, and locking gear refers to Position；

C, the hydraulic locking tool rest of the mobile lower main axis other end, the annular blade on the hydraulic locking tool rest is made to be directed at gear Refer to position, then lock hydraulic locking tool rest (2)；

D, repeat step A, B, C positions remaining hydraulic locking tool rest on lower main axis and locked successively；

E, the hydraulic locking tool rest on mobile upper main shaft so that the endless knife on annular blade and lower main axis on upper main shaft Piece corresponds to vertically one by one, and locks hydraulic locking tool rest.

3. beneficial effect

Using technical scheme provided by the invention, compared with prior art, have the advantages that：

(1) lithium battery electrode plate cutting device of the invention, by the pressure-regulating device on hydraulic locking tool rest to close The hydraulic oil pressurization of closed form intracavitary makes inner sleeve hold the power transmission shaft on knife rest tightly, realizes hydraulic locking tool rest any position on power transmission shaft Put the purpose of locking.

(2) lithium battery electrode plate cutting device of the invention, by the pressure-regulating device on hydraulic locking tool rest to close The hydraulic oil decompression of closed form intracavitary, makes hydraulic locking tool rest unclamp power transmission shaft and can be moved in power transmission shaft optional position, so as to The spacing between two hydraulic locking tool rests can be arbitrarily adjusted, and Distance positioning is accurate, in the absence of add up error, cuts product chi Very little fluctuation is smaller, and cutting precision, Quality advance are notable.

(3) lithium battery electrode plate cutting device of the invention can set multigroup endless knife on the axial direction of power transmission shaft Piece, when the axial spacing of setting each group annular blade is identical, single cut can be achieved and generate multiple products, greatly improve production Efficiency.

(4) lithium battery electrode plate cutting device of the invention can set multigroup endless knife on the axial direction of power transmission shaft Piece, when setting the axial spacing difference of each group annular blade, the product that single cut forms different size can be achieved, so as to Realize unit while produce the purpose of products of different specifications.

(5) lithium battery electrode plate cutting device of the invention, the annular blade of different size can be achieved on same knife rest Application so that the scope of application of the invention is wider.

(6) lithium battery electrode plate cutting device of the invention, because hydraulic locking tool rest thereon and power transmission shaft are gap Coordinate, therefore, hydraulic locking tool rest can be useful in the power transmission shaft of the different diameters of axle, therefore the scope of application is wider.

(7) when using the lithium battery electrode plate cutting device cutting products of different specifications of the present invention, hydraulic pressure need to only be first passed through The pressure-regulating device decompression on tool rest is locked, hydraulic locking tool rest is unclamped power transmission shaft, then hydraulic locking tool rest is being driven Slided on axle, adjust two hydraulic locking tool rest spacing, it is met the specification for the product to be produced, with traditional replacing Spacer is compared, and is more saved manpower and time, and yield greatly improves.

(8) lithium battery electrode plate cutting device of the invention, hydraulic locking tool rest thereon are set beside hold-down bolt hole Have steam vent, by adjusting hold-down bolt steam vent can be made to be connected with left side oil guiding hole so that the air of hermetic type intracavitary from Discharged at steam vent and hold-down bolt hole, oil-filled and exhaust velocity is relatively fast, and effectively reduces Oil feeding process hydraulic oil Discharge rate, Energy Saving cost.

(9) during long-term use, hydraulic oil can separate out a small amount of air, and the hydraulic pressure for influenceing hydraulic locking tool rest is held tightly Effect, the present invention in hydraulic locking tool rest steam vent is provided with beside hold-down bolt hole, can make row by adjusting hold-down bolt Stomata connects with left side oil guiding hole, then by pressure regulating bolt to hydraulic oil pressurize, hydraulic oil is separated out a small amount of air Discharged at steam vent and hold-down bolt hole, can effectively control oil pump capacity, without adding hydraulic oil again, while without will when being vented Hydraulic locking tool rest is removed from power transmission shaft, is saved manpower and time, and yield is relative to be improved.

(10) the hydraulic locking tool rest in the present invention is provided with caging bolt, and the caging bolt is used to limit pressure regulation Bolt and hold-down bolt screw out stroke so that pressure regulating bolt and hold-down bolt be not in pressure adjusts process and exhaust process It can completely screw out, avoid coming off screwing out excessively when pressure regulating bolt and hold-down bolt regulation, so as to cause closed die cavity The phenomenon of interior hydraulic oil outflow while air inlet occurs, and the time of Energy Saving cost and supplement hydraulic oil, yield is relative to be carried It is high.

(11) the hydraulic locking tool rest in the present invention is provided with dress knife step and tight lock tube, can be directly fixed by annular blade Onto hydraulic locking tool rest, when changing annular blade, annular blade need to only be removed, without removing hydraulic locking tool rest, compared Manpower and time are more saved in traditional substitute mode, yield is relative to be improved.

Brief description of the drawings

Fig. 1 is the first expression-form of the structural representation of the present invention；

Fig. 2 is second of expression-form of the structural representation of the present invention；

Fig. 3 is the third expression-form of the structural representation of the present invention；

Fig. 4 is the 4th kind of expression-form of the structural representation of the present invention；

Fig. 5 is the 5th kind of expression-form of the structural representation of the present invention；

Fig. 6 is the structural representation of the present invention plus grating；

Fig. 7 is the structural representation of knife rest；

Fig. 8 is the cutting device structural representation that annular blade is positioned using spacer；

Fig. 9 is the half sectional view of hydraulic locking tool rest；

Figure 10 is the device for filling oil of hydraulic locking tool rest and the partial sectional view of exhaust point；

Figure 11 is to put oil-filled passage and the partial sectional view of exhaust passage position outside；

Figure 12 is inner sleeve full sectional view；

Figure 13 is overcoat full sectional view；

Figure 14 is the oil-filled passage and exhaust passage and the partial sectional view of closed die cavity communicating position of hydraulic locking tool rest；

Figure 15 is the exhaust passage of hydraulic locking tool rest in the crosscutting half sectional view with closed die cavity communicating position；

In figure：1st, knife rest；2nd, hydraulic locking tool rest；3rd, annular blade；4th, grating；5th, spacer；11st, upper main shaft；12nd, support Seat；13rd, lower main axis；14th, mounting base；15th, reference seat；21st, inner sleeve；22nd, connecting bolt；23 overcoats；24th, O-ring；25th, lock Tight set；26th, promotion plug is sealed；27th, air-tight movable core；28th, pressure regulating bolt；29th, ball is sealed；41st, gear refers to；210th, compress Bolt；211st, caging bolt；212nd, closed die cavity；231st, steam vent；232nd, right side oil guiding hole；233rd, sealing piston hole；234、 Pressure regulating bolt hole；235th, left side oil guiding hole；236th, hold-down bolt hole；237th, caging bolt hole；2102nd, inner sleeve annular side Groove；2302nd, knife step is filled；2303rd, lock sleeve step is filled；2304th, O-ring groove；2305th, overcoat annular square groove.

Embodiment

To further appreciate that present disclosure, with reference to accompanying drawing, the present invention is described in detail.

Embodiment 1

A kind of lithium battery electrode plate cutting device of the present embodiment, as shown in Fig. 1 to 7 is any, it includes knife rest 1, described Knife rest 1 is provided with power transmission shaft, and power transmission shaft is driven using motor, and the power transmission shaft includes upper main shaft 11 and lower main axis 13, upper main shaft 11 and one end of lower main axis 13 be connected with reference seat 15, the other end is connected with support base 12, the reference seat 15 and described Be provided with rolling bearing on support base 12, the upper main shaft 11 and lower main axis 12 respectively with the rolling in reference seat 15 and support base 12 Dynamic bearing is connected, and the reference seat 15 and the lower end of the support base 12 are provided with mounting base 14, the reference seat 15 and institute State support base 12 to be fixedly connected with mounting base 14 by bolt, or be fixedly connected by welding manner；The upper main shaft 11 Be socketed with the hydraulic locking tool rest 2 on lower main axis 13, the inwall radius of hydraulic locking tool rest 2 is more than power transmission shaft half Footpath, the inwall radius of hydraulic locking tool rest described in the present embodiment 2 and power transmission shaft radial difference are within 3mm, to avoid hydraulic lock Tight tool rest deformation is excessive and fragile, influences service life；The hydraulic locking tool rest 2 is made in its inner wall deformation makes using hydraulic pressure Footpath reduces or recovered original state, so as to realize holding or unclamp power transmission shaft, and then the purpose of locking or unblock, the liquid During pressure locking 2 releasing orientation of tool rest, because itself and power transmission shaft are gap cooperation, it is possible to any vertically on power transmission shaft to move It is dynamic, and then the purpose that optional position is fixed on power transmission shaft can be realized；On the upper main shaft 11 and the lower main axis 13 also Provided with annular blade 3, the annular blade 3 can be integrally fixed on hydraulic locking tool rest 2, then solid by hydraulic locking tool rest 2 It is fixed on power transmission shaft, now the inner ring radius surface of annular blade 3 should with the outer of the position of annular blade 3 is filled on hydraulic locking tool rest 2 Ring radius is identical, to ensure that the axis of annular blade 3 is conllinear with drive shaft axis, avoids annular blade 3 that eccentric rotary occurs；Also may be used It is to be directly attached on power transmission shaft, then props up and fix (with spacer stationary annular blade mode by the hydraulic locking tool rest 2 on both sides It is identical), now the inner ring radius surface of annular blade 3 should be identical with power transmission shaft radius, avoid annular blade 3 occur eccentric rotary and Influence product quality and damage annular blade 3；The endless knife on annular blade 3 and the lower main axis 13 on the upper main shaft 11 Piece 3, which corresponds, coordinates arrangement, and the annular blade 3 on lower main axis 13 is located at the underface of the annular blade 3 on upper main shaft 11, on Gap, which is formed, between lower two annular blades 3 is used for cutting electrode piece, the gap generally should be smaller than the 1/3 of flitch thickness, for The larger or smaller flitch of thickness, should set according to actual conditions, effectively to be cut to flitch；Upper main shaft 11 and lower master The rotation direction of axle 13 is on the contrary, to ensure that two annular blades 3 are in the traffic direction with flitch junction above and below in flitch fill process It is consistent with flitch feedstock direction, avoid inversely cutting.

Embodiment 2

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 1, different and improvements In：As shown in Fig. 1,4 or 5 are any, the upper main shaft 11 and the lower main axis 13 are arranged in parallel in the axial direction, the upper main shaft 11 liquid on the hydraulic locking tool rest 2 and the lower main axis 13 on the surface of the lower main axis 13, the upper main shaft 11 Pressure locking tool rest 2, which corresponds, coordinates arrangement, it can be understood as on the hydraulic locking tool rest 2 and lower main axis 13 on upper main shaft 11 Hydraulic locking tool rest 2 is arranged in groups, and the annular blade 3 is fixed on the hydraulic locking tool rest 2, in guarantee on main shaft 11 Annular blade 3 corresponds with the annular blade 3 on lower main axis 13, because annular blade 3 is fixed on hydraulic locking tool rest 2, Hydraulic locking tool rest 2 and annular blade 3 be simultaneously mobile and positioning, compared to using spacer, it is not necessary to and separate and position one by one, operation letter Folk prescription is just.

Embodiment 3

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 2, different and improvements In：As shown in Fig. 2 the upper main shaft 11 and lower main axis 13 are respectively provided with the multipair hydraulic locking tool rest 2, two hydraulic pressure of each pair Locking tool rest 2 is close to each other, and the axial distance between it is the thickness of annular blade 3, and annular blade 3 is arranged on two hydraulic locking knives Between seat 2, mutually pushed against and fixed by two hydraulic locking tool rests 2, inner ring radius surface and the power transmission shaft radius of the annular blade 3 It is identical, to ensure that the axis of annular blade 3 is conllinear with drive shaft axis, avoid annular blade 3 that eccentric rotary occurs and influences product Quality and damage annular blade 3；As shown in figure 3, the annular blade 3 on upper main shaft 11 or lower main axis 13 can also be fixed on liquid Pressure locking tool rest 2, now the inner ring radius surface of annular blade 3 should be with half of the position of stationary annular blade 3 on hydraulic locking tool rest 2 Footpath is identical, to ensure that radial displacement does not occur for annular blade 3, avoids eccentric rotary, the annular blade 3 on another power transmission shaft Inner ring radius surface it is identical with power transmission shaft radius, the mode that mutually pushed against using two hydraulic locking tool rests 2 is fixed.Therefore, it is of the invention Lithium battery electrode plate cutting device be adapted to plurality of specifications annular blade 3, the scope of application is wider.

Embodiment 4

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 3, different and improvements In：As shown in figure 4, the upper main shaft 11 and lower main axis 13 are respectively provided with multiple hydraulic locking tool rests 2, the annular blade 3 are fixed on the hydraulic locking tool rest 2, and the axial spacing between annular blade 3 is identical and identical with cutting product width, In the case that propeller shaft length is certain, because the contrast locating tradition spacer 5 of hydraulic locking tool rest 2 positions the axial direction of more saving power transmission shaft Space, it can so realize that the multigroup annular blade 3 of installation is used cooperatively, so as to realize that single cut goes out the mesh of more products , hydraulic locking tool rest axial width is 4.5cm in the present embodiment, applies the production that 20cm width is cut on 1.1m power transmission shaft During product, 11 groups of annular blades 3 can be set, single cut can produce 10 products, and production efficiency greatly improves simultaneously；In addition, such as Shown in Fig. 5, the axial spacing between annular blade 3 can be from left to right respectively set to the width of different product specification, so as to The purpose of plurality of specifications product at single cut is realized, can not only so meet unit more order productions, while also significantly simultaneously Improve production efficiency.

Embodiment 5

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure are different and improvement with embodiment 3 or 4 Be in：As shown in figure 9, the hydraulic locking tool rest 2 it include inner sleeve 21 and overcoat 23, the inner sleeve 21 and overcoat 23 are in circle Tubular, inner sleeve 21 are inserted in overcoat 23, and the central axis of inner sleeve 21 and overcoat 23 overlaps, the inner sleeve 21 and the overcoat 23 Connected by modes such as bolts, inner sleeve 21 is interference fit with both ends of the overcoat 23 along central axis direction, and center section is gap Coordinate, after inner sleeve 21 and the assembly connection of overcoat 23, the fit clearance between the outer wall of inner sleeve 21 and the inwall of overcoat 23 forms hermetic type Chamber 212, closed die cavity 212 are used to fill the preferable liquid of mobility, such as hydraulic oil.In order to ensure that hydraulic locking tool rest can have Effect holds the power transmission shaft on knife rest 1 tightly, avoids hydraulic locking tool rest during high-speed rotation from occurring to slide relatively with power transmission shaft, closed die cavity 212 axial width should be more than the 1/3 of hydraulic locking tool rest axial width, and hydraulic locking tool rest is axially wide in the present embodiment Spend for 45mm, the axial width of closed die cavity 212 is 18mm；The wall thickness of the inner sleeve 21 of the closed position correspondence of die cavity 212 should be by Pressure easily deforms upon and survivable, and when being attached to due to hydraulic locking tool rest on power transmission shaft, power transmission shaft produces to the inwall of inner sleeve 21 Opposition so that the inwall of inner sleeve 21 can not produce compared with large deformation and cause to destroy, so the position correspondence of closed die cavity 212 is interior General 2.5~the 3.5mm of wall thickness of set 21, the wall thickness of the inner sleeve 21 of the closed position correspondence of die cavity 212 is 3mm in the present embodiment；It is close The wall thickness of the overcoat 23 of the position correspondence of closed form chamber 212 is 12mm；Inner sleeve 21 selects the preferable spring steel material of fatigue ratio, such as 65Mn steel etc., ensure that inner sleeve 21 should not be damaged after increasing and decreasing pressure repeatedly.Verified through fatigue test, the hydraulic locking tool rest is anti- Failure when multiple supercharging and decompression ends number more than 20000 times.Compression property is not easy due to liquid, when to closed die cavity When liquid in 212 is pressurized, liquid can oppress the closed surrounding inwall of die cavity 212 and deform upon, due to closed 212 corresponding position of die cavity Big more of the wall thickness of the wall ratio inner sleeve 21 for the overcoat 23 put, it is 4 times of the wall thickness of inner sleeve 21, rigid phase is to also big more, deformation It is concentrated mainly on the inwall of inner sleeve 21, the barrel dliameter in inner sleeve 21 herein is diminished and hold tightly onto power transmission shaft, now inner sleeve 21 is held tightly The axial width of power transmission shaft is about the 2/5 of the axial width of hydraulic locking tool rest, it is possible to understand that, two articles connect under uniform pressure Contacting surface product is bigger, and frictional force between the two is also bigger, and locking effect is preferable so that hydraulic locking tool rest is in high-speed rotation state Under still can effectively lock, avoid the skew of hydraulic locking tool rest in production process cause cut product size fluctuation, from And cutting homogeneity of product is ensure that, coordinate additionally, due to hydraulic locking tool rest 2 and power transmission shaft under unlocked state for gap, Hydraulic locking tool rest 2 can be used on the power transmission shaft of the different diameters of axle, wider compared to traditional spacer 5 positioning scope of application.

As shown in Figure 10, multiple holes are provided with the outer wall of overcoat 23, pressure-regulating device and row is respectively equipped with hole Device of air, the pressure-regulating device and exhaust apparatus are connected by oil guiding hole with closed die cavity 212.Pressure-regulating device is used Pressure in the closed die cavity 212 of regulation, when by pressure-regulating device to being pressurized in closed die cavity 212, hydraulic locking knife Seat is held tightly onto power transmission shaft, when by pressure-regulating device to being depressurized in closed die cavity 212, is deformed upon in inner sleeve 21 interior Wall resilience is restored to the original state, and releases the holding state, and hydraulic locking tool rest can be moved optional position on power transmission shaft, therefore, led to The supercharging and decompression of over-pressed apparatus for adjusting force, it can reach what is made hydraulic locking tool rest optional position on power transmission shaft mobile and lock Purpose.Exhaust apparatus is used to exclude the air in closed die cavity 212, and the air includes hermetic type before the liquid such as filling hydraulic oil The air that the liquid such as the hydraulic oil of air and filling in chamber 212 separate out after standing for a long time.It should be understood that air is easily pressure Contracting fluid, when air be present in closed die cavity 212, during to being pressurizeed in closed die cavity 212, the air meeting in closed die cavity 212 First being compressed, and compression chord can not be transferred directly on the inwall of inner sleeve 21, the inwall deformation quantity of inner sleeve 21 substantially reduces, so as to Hydraulic locking tool rest is caused not lock., can be during the processing of hydraulic locking tool rest and use in time after setting up exhaust apparatus Air plankton is excluded, the closed air residual quantity of die cavity 212 is almost nil, so as to avoid making hydraulic locking because producing gas compression Tool rest can not lock the appearance of phenomenon, and the effect that is locked is more preferable.

Embodiment 6

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 5, different and improvements In：As shown in figure 13, overcoat annular square groove 2305, the axle of the annular square groove 2305 of overcoat 23 are provided with only on the inwall of overcoat 23 It is 16~20mm, depth 5mm to width, after the inner sleeve 21 is connected with the overcoat 23, on the outer wall of inner sleeve 21 and overcoat 23 Overcoat annular square groove 2305 coordinate and form the closed die cavity 212 with the space identical annular of overcoat annular square groove 2305, institute State closed die cavity 212 to be used to fill the preferable liquid of mobility, such as hydraulic oil, the section chi of closed die cavity 212 in the present embodiment Very little is 18 × 5mm；The inwall of the inner sleeve 21 should be pressurized easily to deform upon and survivable, wall thickness is generally 2.5~ 3.5mm, the wall thickness of the inner sleeve 21 in the present embodiment is 3mm；Overcoat 23 corresponding to the bottom surface of overcoat annular square groove 2305 on overcoat 23 Wall thickness be 12mm, be 4 times of the wall thickness of inner sleeve 21, rigid phase to also big more, during pressurization deformation be concentrated mainly on inner sleeve 21 On inwall.Due to the wall thickness and the wall thickness of the inner sleeve 21 corresponding to the closed cavity wall of die cavity 212 of the inner sleeve 21 of the closed both sides of die cavity 212 Identical, during compression, the inwall of inner sleeve 21 corresponding to the closed cavity wall of die cavity 212 deforms upon, and stress spread drives closed die cavity 212 The inwall of the inner sleeve 21 of both sides deforms upon, and the axial width that inner sleeve 21 embraces power transmission shaft can reach the axial direction of hydraulic locking tool rest The 2/3 of width, it is possible to understand that, two articles contact area is bigger under uniform pressure, and frictional force between the two is also bigger, locking Effect is preferable so that hydraulic locking tool rest still can be locked effectively under high-speed rotation state, avoid liquid in production process The skew of pressure locking tool rest causes cutting product size fluctuation, so as to ensure that cutting homogeneity of product.

Embodiment 7

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 6, different and improvements In：As shown in figure 12, inner sleeve annular square groove 2102, the axial direction of inner sleeve annular square groove 2102 are provided with only on the outer wall of inner sleeve 21 Width is 16~20mm, depth 5mm；The inwall of inner sleeve 21 corresponding to the bottom surface of inner sleeve annular square groove 2102 should be pressurized easily to occur Deformation and survivable, wall thickness are generally 2.5~3.5mm, and the wall thickness of the inner sleeve herein 21 in the present embodiment is 3mm, it is described in After set 21 is connected with the overcoat 23, the inwall of inner sleeve annular square groove 2102 and overcoat 23 on the outer wall of inner sleeve 21 coordinates and formed The closed die cavity 212 of annular, the closed die cavity 212 are used to fill the preferable liquid of mobility, such as hydraulic oil, in the present embodiment The sectional dimension of closed die cavity 212 is 18 × 5mm.During compression, shape occurs for the inwall of inner sleeve 21 corresponding to the closed cavity wall of die cavity 212 Become, drive the inwall of the inner sleeve 21 of the closed both sides of die cavity 212 also to deform upon, due to the inner sleeve 21 of closed both sides of die cavity 212 Wall thickness is 8mm, much larger than the wall thickness 3mm of the inner sleeve 21 corresponding to the closed cavity wall of die cavity 212, also relatively large, the hermetic type of rigidity Stress Relatively centralized at the inwall of inner sleeve 21 corresponding to the cavity wall of chamber 212, also it is concentrated mainly at the inner wall deformation of inner sleeve 21 close Position corresponding to the cavity wall of closed form chamber 212 and can not be to external diffusion, so that the seam at cooperation between inner sleeve 21 and overcoat 23 Gap will not be expanded larger, avoid at the cooperation between inner sleeve 21 and overcoat 23 and there is a possibility that oil leak and gas leakage.

Embodiment 8

A kind of lithium battery electrode plate cutting device of the present embodiment, basic structure exist with embodiment 7, different and improvements In：As shown in Figure 12,13, inner sleeve annular square groove 2102, depth 3mm, in the overcoat are provided with the outer wall of inner sleeve 21 23 inwalls are provided with overcoat annular square groove 2305, and depth 2mm, inner sleeve annular square groove 2102 and overcoat annular square groove 2305 are axially Width is identical, is 16~20mm；The inwall of inner sleeve 21 corresponding to the bottom surface of inner sleeve annular square groove 2102 should be pressurized easily to occur Deformation and survivable, wall thickness are generally 2.5~3.5mm, and the wall thickness of the inner sleeve herein 21 in the present embodiment is 3mm；Such as Fig. 9 institutes Show, it is outer on the inner sleeve annular square groove 2102 and overcoat 23 on the outer wall of inner sleeve 21 after the inner sleeve 21 is connected with the overcoat 23 Collar-shaped square groove 2305 coordinates and forms the closed die cavity 212 of annular, and the closed die cavity 212 is used to fill the preferable liquid of mobility Body, such as hydraulic oil, the sectional dimension of closed die cavity 212 is 18 × 5mm in the present embodiment.Due to the closed both sides of die cavity 212 The wall thickness of inner sleeve 21 is more than the wall thickness of the inner sleeve 21 corresponding to the closed cavity wall of die cavity 212, the inner sleeve 21 of the closed both sides of die cavity 212 The wall thickness difference of wall thickness and the inner sleeve 21 corresponding to the closed cavity wall of die cavity 212 with embodiment 6 than relatively small, so, can Ensure will not to expand as in embodiment 5 when the gap at the cooperation between inner sleeve 21 and overcoat 23 is pressurized larger, avoid There is oil leak and gas leakage, the closed chamber of die cavity 212 when and can be pressurized at cooperation between inner sleeve 21 and overcoat 23 The stress concentration at the inwall of inner sleeve 21 corresponding to wall is more relatively reduced than in embodiment 6, the inner sleeve 21 of the closed both sides of die cavity 212 Inwall axial deformation width is relative to be increased, and the area that inner sleeve 21 embraces power transmission shaft is relatively large, and it is about hydraulic pressure axially to hold width tightly The 1/2 of tool rest axial width is locked, it is preferable to hold effect tightly.

Embodiment 9

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of any in embodiment 6,7 or 8, it is different and The improvement is that：As shown in figure 9, the closed die cavity 212 both sides along the axis direction of inner sleeve 21 are equipped with O-ring 24, institute State O-ring 24 to be used to seal liquid in closed die cavity 212, prevent the liquid from by between inner sleeve 21 and overcoat 23 at cooperation Ooze out, while make ambient atmos can not be by penetrating into closed die cavity 212, the O-ring between inner sleeve 21 and overcoat 23 at cooperation 24 are made up of the preferable elastomeric material of sealing property, and such as nitrile rubber, the O-ring 24 is stuck in the outer wall of inner sleeve 21 and overcoat 23 In groove between inwall, the section that the groove can be provided on the inwall of overcoat 23 or on the outer wall of inner sleeve 21 is semicircle Annular groove or collectively form section by the section on the outer wall of inner sleeve 21 and on the inwall of overcoat 23 for the annular groove of semicircle For circle annular groove, when the groove is the ring that the section being arranged on the inwall of overcoat 23 or on the outer wall of inner sleeve 21 is semicircle During shape groove, the depth of the annular groove is less than the diameter in the section of O-ring 24, when the groove is on the outer wall of inner sleeve 21 and overcoat When section on 23 inwalls is that the annular groove of semicircle collectively forms the annular groove that section is circle, the diameter of section of the annular groove is small Diameter in the section of O-ring 24, during ensureing in groove that O-ring 24 is caught between the outer wall of inner sleeve 21 and the inwall of overcoat 23 Holding is squeezed state, O-ring resilient depression annular groove inwall, so as to reach preferable sealing effectiveness.

Embodiment 10

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 9, different and improvements exist In：The overcoat 23 is provided with oil-filled passage and exhaust passage, the oil-filled passage and exhaust passage with the closed die cavity 212 connections, oil-filled passage and exhaust passage are the circular hole being arranged on overcoat 23, and closed die cavity is led in one end of the circular hole In 212, the other end is in communication with the outside, and oil-filled passage is used to fill hydraulic oil into closed die cavity 212, and exhaust passage is used to discharge Air in closed die cavity 212.

As shown in Figure 11,14, the port that exhaust passage is communicated in closed die cavity 212 is arranged on the closed cavity wall of die cavity 212 On along the side on the axis direction of inner sleeve 21, the port that oil-filled passage is communicated in closed die cavity 212 is arranged on closed die cavity 212 Opposite side on the axis direction of interior edge inner sleeve 21, when hydraulic locking tool rest is placed vertically along central axis, and exhaust passage is located at During the top of oil-filled passage, hydraulic oil is slowly filled into closed die cavity 212, due to Action of Gravity Field, air is always positioned at closed The top of hydraulic oil in die cavity 212, fill hydraulic oil during can progressively by the air in closed die cavity 212 from exhaust passage arrange Go out, and air noresidue.It should be understood that air is compressible fluid, when air be present in closed die cavity 212, to closed Pressurizeed in die cavity 212, the air in closed die cavity 212 can first be compressed, and compression chord can not be transferred directly to inner sleeve 21 On inwall, the inwall deformation quantity of inner sleeve 21 substantially reduces, so as to cause hydraulic locking tool rest not lock.After setting up exhaust passage, Air plankton can be excluded in time during the processing of hydraulic locking tool rest and use, the closed air residual quantity of die cavity 212 is almost Zero, so as to avoid the appearance for making hydraulic locking tool rest can not lock phenomenon because producing gas compression, the effect that is locked is more preferable.

Embodiment 11

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 10, different and improvements It is：As shown in Figure 11,15, exhaust passage mouth is arranged on the periphery of annular closed die cavity 212, the axis of exhaust passage Tangent with the periphery of the closed die cavity 212 of annular, oil-filled passage is located at closed die cavity 212 along the axis normal direction of inner sleeve 21 Opposite side, when hydraulic locking tool rest is horizontal positioned along central axis, and ensure the end that exhaust passage is communicated in closed die cavity 212 When mouth is located at the surface of closed die cavity 212, the port that oil-filled passage is communicated in closed die cavity 212 is located at closed die cavity 212 Underface, into closed die cavity 212 slowly filling hydraulic oil, due to Action of Gravity Field, air is always positioned in closed die cavity 212 The top of hydraulic oil, fill hydraulic oil during can progressively by the air in closed die cavity 212 from exhaust passage discharge.Mounted in biography When hydraulic locking tool rest on moving axis needs to be exhausted, only need to adjust power transmission shaft connects the exhaust passage of hydraulic locking tool rest It is located at the surface of closed die cavity 212 to the port in closed die cavity 212, because liquid again gas is light, air can the slowly row of gathering At gas passway, now it need to be only pressurized by pressure-regulating device in closed die cavity 212, you can air is arranged from exhaust passage Go out, can so ensure in the case where not removing hydraulic locking tool rest from power transmission shaft, remain to liquid in closed die cavity 212 The air that force feed separates out effectively is discharged, so as to reach the purpose for avoiding gas compression in closed die cavity 212 being present.

Embodiment 12

A kind of lithium battery electrode plate cutting device of the present embodiment, it is different and improvement on the basis of embodiment 10,11 Be in：As shown in figure 11, the oil-filled passage includes right side oil guiding hole 232, sealing piston hole 233 and pressure regulating bolt hole 234, the right side oil guiding hole 232, sealing piston hole 233 and pressure regulating bolt hole 234 are sequentially communicated, and aperture increases successively In step-like, it is excessive that sealing piston hole 233 and the junction of right side oil guiding hole 232 are provided with converging transition, the right side oil guiding hole 232 with Closed die cavity 212 connects.

As shown in figure 11, the exhaust passage includes left side oil guiding hole 235 and hold-down bolt hole 236, the hold-down bolt Hole 236, left side oil guiding hole 235 and closed die cavity 212 are sequentially communicated, and the aperture in the hold-down bolt hole 236 is more than the left side The aperture of oil guiding hole 235, it is excessive that hold-down bolt hole 236 and the junction of left side oil guiding hole 235 are provided with converging transition, hold-down bolt hole 236 sides are provided with steam vent 231, and the steam vent 231 connects with the bottom of hold-down bolt hole 236, and the aperture of steam vent 231 is 2mm。

When being pressed oil to the closed internal-filling liquid of die cavity 212, hydraulic oil passes sequentially through pressure regulating bolt hole 234, sealing piston hole 233 and right side oil guiding hole 232 after enter the closed die cavity 212, the air in closed die cavity 212 is progressively caught up with to exhaust passage Inlet side, the air in closed die cavity 212 enter hold-down bolt hole 236 by left side oil guiding hole 235, are then partly into 231 mouthfuls of the steam vent of the bottom of hold-down bolt hole 236, is discharged from steam vent 231, and another part is from hold-down bolt hole 236 with compressing The fit clearance discharge of bolt 210.Exhaust outlet 231 is set up to avoid because hold-down bolt hole 236 and hold-down bolt 210 coordinate tension And cause the air in closed die cavity 212 to arrange situation about not going out, while add oil-filled exhaust efficiency.

Embodiment 13

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 12, different and improvements It is：As shown in Figure 10, the pressure-regulating device includes sealing promotion plug 26, air-tight movable core 27 and pressure regulating bolt 28, the sealing promotion plug 26 and the air-tight movable core 27 insert in the sealing piston hole 233 successively, and the sealing pushes away Enter plug 26 to be made up of the preferable elastomeric material of sealing property, such as nitrile rubber, sealing promotion plug 26 and the mistake of sealing piston hole 233 It is full of cooperation, to ensure to have preferable sealing effectiveness, the diameter of sealing promotion plug 26 is more than the aperture of the right side oil guiding hole 232, Avoid sealing promotion plug 26 by right side oil guiding hole 232 into closed die cavity 212, sealing promotion plug 26 head is taper, sealing The head taper surface of promotion plug 26 coordinates with the taper surface of sealing piston hole 233 and the converging transition of the junction of right side oil guiding hole 232, close Envelope effect is more preferable, and the air-tight movable core 27 is made up of steel material, and the pressure regulating bolt 28 is M8 bolts, and pressure is adjusted Bolt 28 is screwed in the pressure regulating bolt hole 234 on the overcoat 23, pressure regulating bolt 28 and the connection side of overcoat 23 Formula is threaded connection.

As shown in Figure 10, the exhaust apparatus includes sealing ball 29 and hold-down bolt 210, the sealing ball 29 and pressure Tight bolt 210 inserts in the hold-down bolt hole 236 successively, and the sealing ball 29 is spherical steel ball or rubber bead, close Envelope ball 29 be located at the bottom of hold-down bolt hole 236, and the diameter of the sealing ball 29 is more than the left side oil guiding hole 235 and described The aperture of steam vent 231, sealing ball 29 is avoided to enter closed die cavity 212, the hold-down bolt by left side oil guiding hole 235 210 be M6 bolts, and hold-down bolt 210 is screwed in the hold-down bolt hole 236 on overcoat 23, the hold-down bolt 210 with it is described outer 23 connected modes are covered for threaded connection.

Before being pressed oil to the closed internal-filling liquid of die cavity 212, the hold-down bolt 210 keeps half to screw in state, and sealing ball 29 can Rolled around in the bottom of hold-down bolt hole 236, sealing promotion plug 26, air-tight movable core 27 and pressure regulating bolt 28, which load, to be filled In oily passage.When topping up presses oil, hydraulic oil passes sequentially through pressure regulating bolt hole 234, sealing piston hole 233 and right side oil guiding hole Enter the closed die cavity 212 after 232, the air in closed die cavity 212 is progressively caught up with to exhaust passage inlet side, hermetic type Air pressure in chamber 212 is relative to be increased, and due to the effect of air pressure, compressing steel ball is toward the side roll of hold-down bolt 210 1, now, The aperture of the steam vent 231 of the bottom of hold-down bolt hole 236 connects with left side oil guiding hole 235, and the air in closed die cavity 212 passes through Left side oil guiding hole 235 is discharged after entering steam vent 231, while some air passes through hold-down bolt 210 and hold-down bolt hole Fit clearance between 236 is oozed out, when the outer aperture of steam vent 231 and hold-down bolt hole 236 is slowly emerged hydraulic oil and no longer Intermittence emerge bubble when, can be considered that the hydraulic oil in closed die cavity 212 has been filled with.Due between the cooperation of M6 bolts and bolt hole For gap typically within 0.5mm, the simple fit clearance exhaust velocity by bolt and bolt hole is slow, and easily blocks, and increases hole Footpath is more than 2 times of exhaust velocity increase so that the Oil feeding process time greatly shortens, while reduces row after 2mm steam vents 231 The appearance of air-hole blockage situation.After hydraulic oil is full of, sealing promotion plug 26 and air-tight movable core 27 are inserted into oil-filled logical successively In road, then pressure regulating bolt 28 screwed in pressure regulating bolt hole 234, and ensure that pressure regulating bolt 28 screws in for part State, to need to be further threaded into pressure regulating bolt 28 when being pressurized in closed die cavity 212, while by hold-down bolt 210 screw, and hold-down bolt 210 compresses sealing ball 29 so that the sphere of sealing ball 29 is pressed on hold-down bolt hole 236 and a left side On tapered face between side oil guiding hole 235, the connection between steam vent 231 and hold-down bolt hole 236 is blocked, it is fine so as to reach Sealing effectiveness.

In long-term use of process, hydraulic oil can separate out a small amount of air, and air is compressible fluid, when closed die cavity 212 In when air be present, to being pressurizeed in closed die cavity 212, the air in closed die cavity 212 can first be compressed, and will can not be pressurized should Power is transferred directly on the inwall of inner sleeve 21, and the inwall deformation quantity of inner sleeve 21 substantially reduces, so as to cause hydraulic locking tool rest without Vinculum iuris Tightly, the use of hydraulic locking tool rest is influenceed, now, the exhaust port of hydraulic locking tool rest need to be only adjusted to hydraulic locking tool rest Being stood behind surface for a moment, makes the air accumulation in closed die cavity 212 that hold-down bolt 210 then be screwed out into one to exhaust port Part, sealing ball 29 is set to be rolled around in the bottom of hold-down bolt hole 236, so that steam vent 231 and left side oil guiding hole 235 Connection, then screws in a part, oppressing the air in closed die cavity 212 makes it from the row of steam vent 231 by pressure regulating bolt 28 Go out, when steam vent 231 is not having bubble to emerge, tighten hold-down bolt 210.It can so avoid using rear liquid for a long time Pressure locking tool rest coupling mechanism force declines, while hydraulic oil loss amount is less, it is not necessary to supplements hydraulic oil again.

Embodiment 14

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 13, different and improvements It is：As shown in Figure 10, set on the back-out direction of the pressure regulating bolt 28 and the hold-down bolt 210 along its center axis Caging bolt 211 is equipped with, the axis of caging bolt 211 is vertical with the axis of pressure regulating bolt 28 and hold-down bolt 210 respectively Intersecting, the caging bolt 211 is M3 bolts, and caging bolt 211 is assemblied on overcoat 23, and caging bolt 211 connects with overcoat 23 Mode is connect as threaded connection, the caging bolt 211 is used to limit pressure regulating bolt 28 and hold-down bolt 210 screws out stroke, Prevent in pressure adjusts process and exhaust process pressure regulating bolt 28 and hold-down bolt 210 from screwing out completely, avoid because Pressure regulating bolt 28 and hold-down bolt 210 are screwed out excessive and come off when adjusting, so as to cause hydraulic pressure oil stream in closed die cavity 212 Go out while the phenomenon of air inlet occurs.

Embodiment 15

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 14, different and improvements It is：Also include tight lock tube 25, tight lock tube 25 is annular slab, and inner ring surface is provided with internal thread, as shown in figure 13, the one of overcoat 23 End is provided with dress lock sleeve step 2303, the annular side of dress lock sleeve step 2303 be provided with the tight inner ring surface of lock tube 25 in The external screw thread that screw thread coordinates, tight lock tube 25 are connected with overcoat 23 by the internal thread and external screw thread.On the overcoat 23 Provided with dress knife step 2302, dress knife step 2302 is used to clamp annular blade, the radius of annular side of dress knife step 2302 etc. In the radius of the inner headed face of annular blade, radial direction position is filled on knife step 2302 and is not occurred to ensure that annular blade can snap into Moving, tight lock tube 25 is filling the position of knife step 2302 formation swaging clamp groove after being connected with overcoat 23, and swaging clamp groove is used for stationary annular blade, The width of swaging clamp groove and the consistency of thickness of annular blade, to ensure that annular blade can not move axially after installing.

Embodiment 16

A kind of lithium battery electrode plate cutting device of the present embodiment, on the basis of embodiment 15, different and improvements It is：As shown in fig. 6, the side of knife rest 1 is provided with grating 4, the grating 4 is used to determine annular blade axial direction spacing, grating 4 Refer to 41 including the display for data display unit and for the gear of part of data acquisition, gear refer to 41 and display pass through wire Link together, the gear refers to 41 and is fixed on only horizontally movable shelf, and gear refers to 41 ends and extends to main shaft 11 with Between main shaft 13.During positioning, side hydraulic locking tool rest 2 is first locked, while the numerical value on display is reset, then mobile gear Refer to 41 to numerical value change on display to stop during cutting product specification width, be moved to by the hydraulic locking tool rest 2 on side At this, the alignment gear of annular blade 3 thereon is set to refer to 41 positions, then fixed hydraulic locking tool rest 2.Due to grating precision most It is high reachable 0.1 μm, it can increase substantially production precision using grating positioning annular blade 3, so as to meet high accuracy, high quality The demand of production.

A kind of assembly technology of lithium battery electrode plate cutting device of the present embodiment, is concretely comprised the following steps：

Step 1: the assembling of hydraulic locking tool rest：

A, the assembling of O-ring：O-ring 24 is caught in the groove on the inwall of overcoat 23 or on the outer wall of inner sleeve 21, it is described recessed Groove is the annular groove that section is semicircle, and the depth of the groove is less than the diameter of section of O-ring 24；

B, the assembling of inner sleeve：Inner sleeve 21 is inserted in overcoat 23, and is fixed by fastening bolt；

C, the assembling of exhaust apparatus：Sealing ball 29 is loaded in the exhaust passage on overcoat 23, sealing ball 29 is located at The bottom in hold-down bolt hole 236, then hold-down bolt 210 is attached in the hold-down bolt hole 236 of exhaust passage mouth, and ensure to compress Bolt 210 screws in state for half so that sealing ball 29 can roll around in the bottom in hold-down bolt hole 236；

D, topping up force feed and exhaust process：Hydraulic locking tool rest is placed vertically along central axis, and ensures exhaust passage Above oil-filled passage, hydraulic oil is slowly injected into closed die cavity 212 from oil-filled passage, hydraulic oil passes sequentially through pressure tune Enter the closed die cavity 212 after section bolt hole 234, sealing piston hole 233 and right side oil guiding hole 232, by closed die cavity 212 Air progressively catch up with to exhaust passage inlet side, the air pressure in closed die cavity 212 is relative to be increased, due to the work of air pressure With, compressing steel ball is toward the side roll of hold-down bolt 210 1, now, the aperture of the steam vent 231 of the bottom of hold-down bolt hole 236 with it is left Side oil guiding hole 235 is connected, and the air in closed die cavity 212 is discharged after entering steam vent 231 by left side oil guiding hole 235, simultaneously Some air is oozed out by the fit clearance between hold-down bolt 210 and hold-down bolt hole 236, when steam vent 231 and pressure The outer aperture of tight bolt hole 236 slowly emerge hydraulic oil and no longer intermittence emerge bubble when, can be considered in closed die cavity 212 Hydraulic oil has been filled with, and then stops filling hydraulic oil；

E, the assembling of pressure-regulating device：Sealing promotion plug 26, air-tight movable core 27 are inserted in oil-filled passage successively, Pressure regulating bolt 28 is attached on the pressure regulating bolt hole 234 of exhaust passage mouth again, guarantee pressure regulating bolt 28 is portion Divide screw-in state, so that when needing to be pressurized to hermetic type intracavitary, pressure regulating bolt 28 can be further threaded into, while will exhaust The hold-down bolt 210 of passway is screwed, and hold-down bolt 210 compresses sealing ball 29 so that the sphere of sealing ball 29 is pressed on On tapered face between hold-down bolt hole 236 and left side oil guiding hole 235, block between steam vent 231 and hold-down bolt hole 236 Connection, form sealing effectiveness；

F, the assembling of caging bolt, caging bolt 211 is assembled to oil-filled passage and exhaust passage Kou Chu on overcoat 23 Caging bolt hole 237 on, for limiting the back-out of pressure regulating bolt 28 and hold-down bolt 210, avoid hydraulic locking tool rest Under high-speed rotation state, pressure regulating bolt 28 and hold-down bolt 210 are screwed out because of vibration and come off, and make whole hydraulic locking knife Seat occurs in the situation of the solid failure of power transmission shaft；

G, the fixation of annular blade：Annular blade is snapped on the dress knife step 2302 on overcoat 23, dress knife step 2302 Annular side radius it is equal with the radius of the inner headed face of annular blade, prevent the radial motion of annular blade；

H, the assembling of lock sleeve：Lock sleeve 25 is attached on overcoat 23, and screwed, tight set 25 is connected with overcoat 23 by screw thread Connect, lock sleeve 25 is used for the axial movement for preventing annular blade；

Step 2: the hydraulic locking tool rest 2 is respectively pivoted on upper main shaft 11 and lower main axis 13, hydraulic locking knife is kept Seat 2 is removable state on power transmission shaft；

Step 3: the positioning and fixation of hydraulic locking tool rest 2：

A, the gear on moving grating 4 refers to 41 positions of annular blade 3 to the hydraulic locking tool rest 2 of the one end of lower main axis 13, Adjustment locks hydraulic locking tool rest 2 at this, while numerical value on the display of grating 4 is reset；

It should be understood that the annular blade 3 on the upper main shaft 11 of preferential positioning is may be otherwise, the hydraulic pressure on same power transmission shaft Locking tool rest 2 can also be positioned from centre to both sides, positioning order, and do not influence locating effect in no particular order；

B, it is electrode slice given size to move gear to refer to 41 to change difference to grating reading along the axis direction of lower main axis 13, then Locking gear refers to 41 positions；

C, the hydraulic locking tool rest 2 of the mobile other end of lower main axis 13, makes the annular blade 3 on the hydraulic locking tool rest 2 Alignment gear refers to 41 positions, then locks hydraulic locking tool rest 2；When lower main axis 13 are equipped with multiple hydraulic locking tool rests 2, should move Refer to the hydraulic locking tool rest 2 of 41 positions on lower main axis 13 close to gear, annular blade 3 to gear thereon is referred to 41 positions and is locked；

D, repeat step A, B, C positions remaining hydraulic locking tool rest 2 on lower main axis 13 and locked successively, pays attention to jumping Jump positioning, avoid producing waste material during production；

E, the hydraulic locking tool rest 2 on mobile upper main shaft 11 so that on the annular blade 3 and lower main axis 13 on upper main shaft 11 Annular blade 3 it is vertical corresponding one by one, and lock hydraulic locking tool rest 2；It can also be positioned herein according to mode described in A, B, C, D The annular blade 3 of upper main shaft 11.

Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.

Claims (10)

1. a kind of lithium battery electrode plate cutting device, including knife rest (1), the knife rest (1) is provided with power transmission shaft, the power transmission shaft Including upper main shaft (11) and lower main axis (13), one end of the upper main shaft (11) and lower main axis (13) connects with reference seat (15) Connect, the other end is connected with support base (12)；The reference seat (15) and the support base (12) lower end are connected with mounting base (14), it is characterised in that：Hydraulic locking tool rest (2), the upper master are socketed with the upper main shaft (11) and lower main axis (13) It is additionally provided with annular blade (3) on axle (11) and the lower main axis (13), annular blade (3) and institute on the upper main shaft (11) State the annular blade (3) on lower main axis (13) and correspond and coordinate arrangement.

A kind of 2. lithium battery electrode plate cutting device according to claim 1, it is characterised in that：The upper main shaft (11) and The lower main axis (13) are arranged in parallel in the axial direction, and the upper main shaft (11) is located at the surface of the lower main axis (13), institute State the hydraulic locking tool rest (2) on hydraulic locking tool rest (2) and the lower main axis (13) on main shaft (11) and correspond and match somebody with somebody Arrangement is closed, the annular blade (3) is fixed on the hydraulic locking tool rest (2).

A kind of 3. lithium battery electrode plate cutting device according to claim 2, it is characterised in that：The hydraulic locking tool rest (2) inner sleeve (21) and overcoat (23) are included, the inner sleeve (21) is inserted into removable with the overcoat (23) in the overcoat (23) Connection is unloaded, forms closed die cavity (212) between inner sleeve (21) outer wall and the overcoat (23) inwall, on the overcoat (23) Equipped with pressure-regulating device and exhaust apparatus, the pressure-regulating device and exhaust apparatus pass through oil guiding hole and closed die cavity (212) connect.

A kind of 4. lithium battery electrode plate cutting device according to claim 3, it is characterised in that：Inner sleeve (21) outer wall Upper and/or described overcoat (23) inwall is provided with annular square groove, the inner sleeve (21) be connected with the overcoat (23) after described Annular square groove position forms annular closed die cavity (212), and closed die cavity (212) both sides are provided with O-ring (24), described O-shaped Circle (24) is stuck in the groove between the inner sleeve (21) outer wall and the overcoat (23) inwall, and the depth of groove is less than described The diameter in O-ring (24) section.

A kind of 5. lithium battery electrode plate cutting device according to claim 4, it is characterised in that：Set on the overcoat (23) There are oil-filled passage and exhaust passage, wherein：

The oil-filled passage includes right side oil guiding hole (232), sealing piston hole (233) and pressure regulating bolt hole (234), described Right side oil guiding hole (232), sealing piston hole (233) and pressure regulating bolt hole (234) are sequentially communicated, and aperture increases successively, The right side oil guiding hole (232) connects with closed die cavity (212)；

The exhaust passage includes left side oil guiding hole (235) and hold-down bolt hole (236), the hold-down bolt hole (236), left side Oil guiding hole (235) and closed die cavity (212) are sequentially communicated, and the aperture of the hold-down bolt hole (236) is more than the left side Oil Guide The aperture in hole (235), steam vent (231), the steam vent (231) and hold-down bolt hole are provided with beside hold-down bolt hole (236) (236) bottom connects.

6. a kind of lithium battery electrode plate cutting device according to claim 5, it is characterised in that wherein：

The pressure-regulating device includes sealing promotion plug (26), air-tight movable core (27) and pressure regulating bolt (28), described Sealing promotion plug (26) and the air-tight movable core (27) insert into the sealing piston hole (233) successively, and the sealing pushes away The diameter for entering plug (26) is more than the aperture of the right side oil guiding hole (232), and the pressure regulating bolt (28) is located at the pressure In regulating bolt hole (234), the pressure regulating bolt (28) is to be threadedly coupled with the overcoat (23) connected mode；

The exhaust apparatus includes sealing ball (29) and hold-down bolt (210), the sealing ball (29) and hold-down bolt (210) insert successively into the hold-down bolt hole (236), the diameter of the sealing ball (29) is more than the left side oil guiding hole (235) and the steam vent (231) aperture, the hold-down bolt (210) and the overcoat (23) connected mode are screw thread company Connect.

A kind of 7. lithium battery electrode plate cutting device according to claim 6, it is characterised in that：The pressure regulating bolt (28) screwed out along axis with the hold-down bolt (210) and be provided with caging bolt (211), the caging bolt (211) on direction Axis of the axis respectively with the pressure regulating bolt (28) and hold-down bolt (210) intersect vertically, the caging bolt (211) it is assemblied on the overcoat (23), the caging bolt (211) is to be threadedly coupled with the overcoat (23) connected mode.

8. according to a kind of any described lithium battery electrode plate cutting device of claim 3 to 7, it is characterised in that：The hydraulic pressure Locking tool rest (2) also includes tight lock tube (25), and the tight lock tube (25) is detachably connected with the overcoat (23), the overcoat (23) it is provided with dress knife step (2302), the tight lock tube (25) described fills knife step after being connected with the overcoat (23) (2302) position forms swaging clamp groove, and the annular blade (3) is located at the swaging clamp groove.

A kind of 9. lithium battery electrode plate cutting device according to claim 8, it is characterised in that：Beside the knife rest (1) Provided with the grating (4) for determining annular blade axial direction spacing.

10. a kind of assembly technology of lithium battery electrode plate cutting device, it is characterised in that step is：

Step 1: the assembling of hydraulic locking tool rest (2)：

A, the assembling of O-ring：O-ring (24) is caught in the groove on overcoat (23) inwall or on inner sleeve (21) outer wall；

B, the assembling of inner sleeve：Inner sleeve (21) is inserted into overcoat (23) and fixed；

C, the assembling of exhaust apparatus：Ball (29) will be sealed to load in the exhaust passage on overcoat (23), then by hold-down bolt (210) it is attached on the mouth of exhaust passage, and ensures that hold-down bolt (210) screws in state for half；

D, topping up force feed and exhaust process：Hydraulic locking tool rest is placed vertically along central axis, and ensures that exhaust passage is located at Above oil-filled passage, from oil-filled passage to closed die cavity (212) in be slowly injected into hydraulic oil, when exhaust passage mouth is fuel-displaced and no longer There is bubble to can be considered that closed die cavity (212) has been filled with when emerging, then stop oiling；

E, the assembling of pressure-regulating device：Sealing promotion plug (26), air-tight movable core (27) are inserted in oil-filled passage successively, Pressure regulating bolt (28) is attached on the mouth of exhaust passage again, ensures that pressure regulating bolt (28) screws in state for part, simultaneously The hold-down bolt (210) of exhaust passage mouth is screwed；

F, the assembling of caging bolt, the oil-filled passage and exhaust passage Kou Chu caging bolt (211) being assemblied on overcoat (23) Caging bolt hole (237) on, for limiting the back-out length of pressure regulating bolt (28) and hold-down bolt (210)；

G, the fixation of annular blade：Annular blade (3) is snapped on the dress knife step (2302) on overcoat (23)；

H, the assembling of lock sleeve：Lock sleeve (25) is attached on overcoat (23), and screwed；

Step 2: the hydraulic locking tool rest (2) is respectively pivoted on upper main shaft (11) and lower main axis (13)；

Step 3: the positioning and fixation of hydraulic locking tool rest (2)：

A, the gear on moving grating (4) refers to the annular blade (3) on the hydraulic locking tool rest (2) of (41) to lower main axis (13) one end Position, adjustment lock hydraulic locking tool rest (2) at this；

B, it is electrode slice given size to move gear to refer to (41) to grating reading to change difference along lower main axis (13) axis direction, locking Gear refers to (41) position；

C, the hydraulic locking tool rest (2) of mobile lower main axis (13) other end, makes the annular blade on the hydraulic locking tool rest (2) (3) alignment gear refers to (41) position, then locks hydraulic locking tool rest (2)；

D, repeat step A, B, C positions remaining hydraulic locking tool rest (2) on lower main axis (13) and locked successively；

E, the hydraulic locking tool rest (2) on mobile upper main shaft (11) so that annular blade (3) and lower main axis on upper main shaft (11) (13) annular blade (3) on is vertical corresponding one by one, and locks hydraulic locking tool rest (2).