CN106607748A - A large shaft type part journal grinding apparatus and a grinding process - Google Patents

Abstract

The invention provides a large shaft type part journal grinding apparatus and a grinding process. The large shaft type part journal grinding apparatus comprises a grinding component, a power mechanism and a revolving mechanism clamped to a large shaft type part. The revolving mechanism comprises two clamping members which are spaced axially. The grinding component is mounted between the two clamping members detachably. The two clamping members are provided with coaxial central holes through which the large shaft type part can penetrate. Each clamping member is provided with a locating component connected with the large shaft type part in an oriented manner. Each clamping member is connected with the power mechanism via transmission component. Under the drive of the power mechanism, the two clamping members rotate around the large shaft type part synchronously, so that the grinding component can perform grinding repair on a journal of the large shaft type part. The feed and the back engagement of the grinding component can be controlled and the grinding precision can be adjusted to achieve designed surface roughness.

Description

Macrotype axes series parts axle journal grinding equipment and grinding technics

Technical field

The present invention relates to a kind of axle part injury recovery technique, more particularly to a kind of macrotype axes series parts axle journal grinding use Equipment and grinding technics.

Background technology

With industrial development, macrotype axes series parts (such as steamer and generator amature, crank axle for vessel) size is increasing, Material is become better and better, therefore to the requirement of necked part that supports as it also more and more higher, is in particular in following side Face：High-precision form and position tolerance (linearity, circularity, cylindricity, concentricity or cylindrical bounce, total run-out), high-precision size Tolerance, the surface roughness of high request (general Ra0.2～Ra0.8).

Used as the support of rotary system, axle journal position is susceptible to abrasion, plucking, impression etc., causes the unstability of system, sternly Ghost image rings operation safety.And such macrotype axes series parts are critical component, once impaired will cause the stoppage in transit of whole system, make Into the huge economic loss of user and potential safety hazard.

There are two schemes to be repaired under normal circumstances：

First, maker is returned, tunes up again on heavy duty machine tools, processes, it is ensured that size and surface roughness.This side Time-consuming for case, part transports extremely difficult, high cost, and (such as across national boundaries, week can be affected by various objective factors Time limit etc.), cause damaged parts to return repair in shop and answer.

2nd, field repair, repairs at user scene to the damaged part of part.This scheme flexibly, cycle is short, into This is low, can quick solve problem, the favor of acquisition user.But for macrotype axes series parts, the recovery scenario for adopting at present Mostly repaired by hand, or repaired using simple emery wheel mechanism, it is difficult to meet its precision and surface roughness requirements, even if Reparation completes to still suffer from potential safety hazard.

The content of the invention

The shortcoming of prior art in view of the above, the technical problem to be solved in the present invention is to provide a kind of macrotype axes series Part axle journal grinding equipment and grinding technics, using slew gear rotation, macrotype axes series parts fix lapping mode, with Family scene is ground to the damaged part of axle journal, realizes the processing effect of fixed lathe, reaches the design requirement of drawing.

In order to solve above-mentioned technical problem, the present invention provides a kind of macrotype axes series parts axle journal grinding equipment, including grinding Mill component, actuating unit and the slew gear being clamped on macrotype axes series parts, slew gear sets including two axially spaced-aparts The holder put, grinding assembly is detachably assemblied between two holders, centre bore is equipped with two holders, in two Heart hole is coaxially disposed and for wearing macrotype axes series parts, is equipped with what is be connected with macrotype axes series parts orientation on each holder Positioning component, each holder is connected by transmission component with actuating unit, two holders under the driving of actuating unit It is synchronous to rotate around macrotype axes series parts, realize the grinding reparation for driving grinding assembly to macrotype axes series parts axle journal.

Preferably, the grinding assembly includes：Two installing plates being connected with two holders respectively, two ends difference The slide rail being located in two installing plates, the grinding blade row being slidably arranged on slide rail, and drive grinding blade row to slide along slide rail Dynamic grinding drive component.

Preferably, the grinding drive component includes：Two ends are located in respectively in two installing plates and grind with described The connected leading screw of the row's of sharpening screw thread, and the driving handwheel being connected with leading screw one end.

Preferably, the grinding blade row includes：Grinding main body, adjusting tap and abrasive sleeve, grinding main body be provided with for Wear the slide rail bullport and with the vertically disposed pilot hole of bullport, adjusting tap is rotatably arranged in pilot hole, and Abrasive sleeve is connected with the lower end of adjusting tap, and abrasive sleeve is lifted in pilot hole under the regulation of adjusting tap, abrasive sleeve Lower end is installed by grinding head.

Preferably, the grinding blade row also includes grinding holding screw, grinding holding screw and the grinding main body screw It is connected and is connected with abrasive sleeve positioning.

Preferably, the grinding blade row also includes scale instrument, and scale instrument includes：With it is described grinding main body be connected and with it is described The graduated disc that adjusting tap is coaxially disposed, and the pointer for being connected with adjusting tap and rotating with adjusting tap, pointer is pointed on graduated disc Scale.

Preferably, also include for by the axial restraint device of the installing plate and the holder axial restraint, Yi Jizhi Few three adjustment parts for being used to clamp installing plate, adjustment part includes the connected adjustment fixed seat of screw thread and adjusting screw, and adjustment is solid Reservation is connected with holder, adjusting screw support mounting plate.

Preferably, the positioning component includes some radial supports that the macrotype axes series parts are carried out with radiai adjustment Part, all radial supporter circumference array are on the holder.

Preferably, the positioning component includes axially position snap ring, and axially position snap ring includes locating ring and slide to arrange Claw in locating ring circumference, locating ring is solidly set on the macrotype axes series parts, and claw is connected with the holder.

The present invention also provides a kind of grinding technics using above-mentioned macrotype axes series parts axle journal grinding equipment, including following Step：

Step S1, macrotype axes series parts are located in the centre bore of two holders；

Step S2, holder is adjusted with the concentricity and holder of macrotype axes series parts in big profile shaft by positioning component Axial location on class part (6)；

Step S3, according to the machined surface feature of axle journal damaged part, selectes the type of grinding assembly；

Step S4, adjusts the position relationship of grinding assembly and the machined surface；

Step S5, drives actuating unit to rotate slew gear, and slew gear drives grinding assembly to rotate around axle journal, completes Grinding reparation of the grinding assembly to the machined surface.

As described above, the macrotype axes series parts axle journal grinding equipment and grinding technics of the present invention, with following beneficial effect Really：

1st, the macrotype axes series parts axle journal grinding feed and back engagement of the cutting edge of the controllable grinding assembly of equipment, can also adjust Whole grinding precision, reaches the surface roughness of design.

2nd, grinding assembly controls feed by driving handwheel, and feeding speed is fast.

3rd, grinding head can lay the sand paper of different size, meet different grinding precisions, and the surface roughness of axle journal can Up to Ra0.2～0.8.

4th, the setting of adjustment part is conveniently adjusted the depth of parallelism of slide rail and macrotype axes series parts axis.

Description of the drawings

Fig. 1 is shown as the schematic diagram that the macrotype axes series parts axle journal of the present invention repaiies multiplexing equipment.

Fig. 2 is shown as the schematic diagram of slew gear.

Fig. 3 is shown as the schematic diagram of radial supporter.

Fig. 4 is shown as the sectional view of radial supporter.

Fig. 5 is shown as the schematic diagram of axially position snap ring.

Fig. 6 is shown as the partial sectional view of axially position snap ring.

Fig. 7 is shown as the first embodiment schematic diagram of turning component.

Fig. 8 is shown as the second embodiment schematic diagram of turning component.

Fig. 9 is shown as the sectional view of the second embodiment of turning component.

Figure 10 is shown as the schematic diagram of turning blade row.

Figure 11 is shown as the sectional view of turning blade row.

Figure 12 is shown as the installation diagram of trimming piece.

Figure 13 is shown as the A-A sectional views of Figure 12.

Figure 14 is shown as the location diagram of turning blade row and macrotype axes series parts.

Figure 15 is shown as the first embodiment schematic diagram of grinding assembly.

Figure 16 is shown as the second embodiment schematic diagram of grinding assembly.

Figure 17 is shown as grinding the schematic diagram of blade row.

Figure 18 is shown as grinding the sectional view of blade row.

Figure 19 is shown as the schematic diagram of actuating unit.

Figure 20 is shown as being provided with the slew gear of turning component.

Figure 21 is shown as being provided with the slew gear of grinding assembly.

Figure 22 is shown as being provided with the slew gear of turning component and grinding assembly.

Component label instructions

1 slew gear

11 half ring flat-plates

11a long recess

12 radial supporters

121 radially fixed plates

122 adjusting screw rods

123 support transition block

124 radial support plates

124a is raised

13 axially position snap rings

131 claws

132 locating rings

The rings of 132a half

133 slip transition blocks

134 claw holding screws

14 connecting rods

15 anchor ears

16 lockplates

17 holders

2 turning components

The solid plate in 21 sides

22 guide rails

23 screw mandrels

231 tune up head

24 turning blade rows

241 turning handwheels

242 first press nut

243 first cover plates

244 adjusting rods

245 turning holding screws

246 turning sleeves

247 lathe tools

248 turning main bodys

248a pilot holes

248b installing holes

249 scale instruments

249a pointers

249b graduated discs

25 trimming pieces

251 fine setting fixed seats

252 micrometer adjusting screws

253 Axial Mounting Parts

26 little decelerators

27 small machines

28 accumulator

3 grinding assemblies

31 installing plates

32 slide rails

33 leading screws

34 grinding blade rows

341 grinding handwheels

342 second press nut

343 second cover plates

344 adjusting taps

345 grinding holding screws

346 abrasive sleeves

347 grinding heads

348 grinding main bodys

348a bullports

348b pilot holes

35 adjustment parts

36 drive handwheel

4 actuating units

41 fix base plate

42 transition base plates

421 first adjusting screws

43 motors

44 decelerators

45 clutch casees

46 power transmission shafts

47 bearing blocks

471 second adjusting screws

5 chain transmission parts

51 sprockets

52 sprocket wheels

6 macrotype axes series parts

The axle journal of 61 macrotype axes series parts

The positioning shaft part of 62 macrotype axes series parts

Specific embodiment

Hereinafter embodiments of the present invention are illustrated by particular specific embodiment, those skilled in the art can be by this explanation Content disclosed by book understands easily other advantages and effect of the present invention.

Refer to Fig. 1 to Figure 22.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawing etc., only use To coordinate the content disclosed in description, so that those skilled in the art understands and reads, being not limited to the present invention can The qualificationss of enforcement, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size It is whole, in the case where effect that can be generated of the invention and the purpose to be reached is not affected, all should still fall in disclosed skill In the range of art content to be covered.Meanwhile, in this specification it is cited as " on ", D score, "left", "right", " centre " and The term of " one " etc., is merely convenient to understanding for narration, and is not used to limit enforceable scope of the invention, its relativeness It is altered or modified, under without essence change technology contents, when being also considered as enforceable category of the invention.

As shown in figure 1, macrotype axes series parts 6 can be divided into axle journal 61 and positioning shaft part 62, positioning shaft part 62 is macrotype axes series At the radially projecting convex shoulder in the two ends of axle journal 61 of part 6.

As shown in Figure 1 and Figure 2, the present invention provides a kind of positioning tool of macrotype axes series parts axle journal reparation, including power Mechanism 4 and the slew gear 1 being clamped on macrotype axes series parts 6, slew gear 1 includes the clamping that two axially spaced-aparts are arranged Part 17, is equipped with centre bore on two holders 17, two centre bores are coaxially disposed and for wearing macrotype axes series parts 6, often The positioning component being connected with the orientation of macrotype axes series parts 6 is equipped with individual holder 17, each holder 17 passes through transmission group Part is connected with actuating unit 4, and two holders 17 are synchronously rotated around macrotype axes series parts 6 under the driving of actuating unit 4.

The present invention is rotated using slew gear 1 itself, and the mode that macrotype axes series parts 6 are fixed, realize to macrotype axes series The positioning of all standing of outer surface at the axle journal 61 of part 6, to repair.Overall structure is simple, carries and assembles light, positioning accurate Degree is high, and power demand is little.In the present embodiment, two holders 17 are separately positioned on the axial both sides of axle journal 61, and by fixed Hyte part is connected with the positioning positioning of shaft part 62.

Because there is multiple structural forms, possible big at both ends and small in middle in macrotype axes series parts 6, it is also possible to centre small in ends Greatly, therefore, as shown in Fig. 2 holder 17 is the Circular Plate for constituting that is connected by two and half ring flat-plates 11.When holder 17 can not be from big When one end of type axial workpiece 6 is inserted in positioning shaft part 62, directly two and half ring flat-plates 11 can positioned by lockplate 16 Circular Plate is combined at shaft part 62.In the specific implementation, four and half ring flat-plates 11 adopt aluminum alloy materials, can reduce slew gear 1 Gross mass.In addition, half ring flat-plate 11 is fundamental parts, the positioning precision of whole slew gear 1, therefore half ring flat-plate 11 can be affected to exist Plus man-hour, need to be combined into after Circular Plate and process, it is ensured that its geomery and assembly precision.

In order to adjust the concentricity of holder 17 and macrotype axes series parts 6, as shown in Fig. 2 positioning component is including some right Macrotype axes series parts 6 carry out the radial supporter 12 of radiai adjustment, and the circumference array of all radial supporters 12 is on holder 17. The stress equalization of each radial supporter 12, the effect for clamping macrotype axes series parts 6 is more preferable.In the specific implementation, using four On holder 17, the central angle between adjacent radial support member 12 is 90 degree to the circumference array of radial supporter 12, is provided with Adjustment structure, is conveniently adjusted the concentricity of holder 17 and macrotype axes series parts 6.

In the preferred embodiment of above-mentioned radial supporter 12, as shown in Figure 2, Figure 3, Figure 4, radial supporter 12 is included radially Fixed plate 121, radial support plate 124 and adjusting screw rod 122, radially fixed plate 121 is connected with holder 17, radial support plate 124 radially slide cooperation with holder 17, and the threaded one end of adjusting screw rod 122 is located in radially fixed plate 121 and the other end It is supported on radial support plate 124.In the present embodiment, holder 17 positions phase by radial supporter 12 with positioning shaft part 62 Even, by twisting the concentricity of adjusting screw rod 122 just adjustable clamp gripping member 17 and macrotype axes series parts 6, compact conformation is simple, adjusts Whole precision is higher.In the specific implementation, holder 17 is provided with the long recess 11a as radially-directed, radial support plate 124 The raised 124a being slidably matched with long recess 11a is provided with, long recess 11a is set in holder 17, adjusting radial support plate 124 Under the driving of section screw rod 122, radially slide along long recess 11a, improve the stability of slip.In addition, radial support plate 124 Upper end is provided with the support transition block 123 slightly thicker than it, and adjusting screw rod 122 is supported in support transition block 123, and adjusting screw rod 122 axial direction can make adjusting screw rod 122 more efficiently drive radial support with above-mentioned center bore to be arrangeding in parallel, so Plate 124.

Used as a kind of more excellent design, the support zone that above-mentioned radial support plate 124 is contacted with macrotype axes series parts 6 is posted Guide-soft-band, can reduce coefficient of friction, improve stability when slew gear 1 rotates.When slew gear 1 rotates, radially prop up The sliding friction on positioning shaft part 62 of fagging 124, it is therefore desirable to inject lubricating oil to the support zone of radial support plate 124, from And reduce coefficient of friction and reduce temperature.

In order to holder 17 can on macrotype axes series parts 6 axially position, as shown in Fig. 2, Fig. 5, Fig. 6, positioning component Including axially position snap ring 13, axially position snap ring 13 includes locating ring 132 and the card being slidably arranged in the circumference of locating ring 132 Pawl 131, locating ring 132 is solidly set on macrotype axes series parts 6, and claw 131 is connected with holder 17.Axially position snap ring 13 sets Putting can avoid holder 17 along the axial float of macrotype axes series parts 6.When slew gear 1 rotates, the relatively large profile shaft class of locating ring 132 Part 6 is static, and the relatively large-scale axial workpiece 6 of claw 131 rotates.In the specific implementation, claw 131 is fixed on outside holder 17 Side, and it is less than 0.2mm with the fit clearance of locating ring 132.

In order to adjust the fit clearance of claw 131 and locating ring 132, a kind of more excellent embodiment is proposed, such as Fig. 5, Shown in Fig. 6, two slip transition blocks 133 are symmetricly set on the left and right sides of locating ring 132 and match somebody with somebody with the gap of locating ring 132 Close, four claw holding screws 134 are divided into behind two groups of left and right and being connected with the screw thread of claw 131, and respectively with two slip transition blocks 133 positioning are connected.When using, by twisting above-mentioned two groups of claw holding screws 134, support and promote two slip transition blocks 133, Just the axial spacing of two slip transition blocks 133 can be adjusted.In addition, slip transition block 133 is using the low metal of coefficient of friction Material, further reduces the force of sliding friction of slip transition block 133 and locating ring 132.

For convenience above-mentioned locating ring 132 is solidly set on positioning shaft part 62, as shown in figure 5, locating ring 132 is by two semi-rings Part 132a is connected and constitutes, and simple structure is easy to assembly.

As shown in Fig. 2 two holders 17 are connected by some connecting rods 14.Which enhance the firm of slew gear 1 Property, consolidate the structure of slew gear 1.In the specific implementation, four hollow connecting rods 14 are located in two holders 17 On, while connecting rod 14 is also adopted by aluminum alloy materials, reduce the gross mass of slew gear 1.As a kind of more excellent connected mode, Connecting rod 14 is connected respectively by anchor ear 15 with two holders 17, i.e., first being used to connect embracing for same connecting rod 14 for a pair Hoop 15 is separately fixed on two holders 17, then this pair of anchor ear 15 is solidly set in same connecting rod 14, so can be dropped The installation difficulty of low slew gear 1, and the spacing adjustment of two holders 17 is convenient.

Actuating unit 4 is the power source of positioning tool, and as shown in Fig. 1, Figure 19, actuating unit 4 includes the fixed He of base plate 41 The Power Component being placed on fixed base plate 41, Power Component includes motor 43, decelerator 44 and the transmission being sequentially connected Axle 46, power transmission shaft 46 is connected by transmission component with holder 17.Fixed base plate 41 fixes and adopts single motor on the ground Drive, it is possible to provide stable power source, it is to avoid positioning tool vibrates.In the specific implementation, fixed base plate 41 and Power Component it Between be additionally provided with the transition base plate 42 with the first adjusting screw 421, transition base plate 42 is relatively fixed with Power Component, transition base plate 42 can pass through the first adjusting screw 421 adjusts and fixes the relative position of base plate 41, and then can adjust chain transmission part 5 etc. The rate of tension of transmission component.Motor 43 is connected by decelerator 44 with clutch case 45, one end and the clutch case of sprocket shaft 46 45 are connected, and the other end is connected with the bearing block 47 with the second adjusting screw 471, and bearing block 47 passes through the second adjusting screw 471 Adjust its position on transition base plate 42.At the same time, sprocket shaft 46 is bonded with two sprocket wheels 52, and each sprocket wheel 52 can edge Key length direction is moved, and the spacing of two sprocket wheels 52 can be so adjusted, to adapt to the reparation of the axle journal 61 of different length.Separately Outward, clutch case 45 is provided with manual engaging mechanism, is capable of achieving the disconnection of clutch case 45 and sprocket shaft 46 and is connected.

As shown in Figure 1, Figure 2, shown in Figure 19, transmission component is the chain transmission part 5 that two groups of axially spaced-aparts are arranged, every group of Chain conveyer Part 5 includes chain, the sprocket wheel 52 being located on actuating unit 4 and the sprocket 51 being located on the periphery of holder 17, chain point Do not engage with sprocket wheel 52, sprocket 51.When chain transmission part 5 works, nonelastic slip and skidding, average ratios are accurate Really, power is transmitted big, by force, the transmission size under identical operating mode is little for overload capacity.

As shown in Figure 1, Figure 2 shown in 2, the present invention provides a kind of macrotype axes series parts axle journal and repaiies multiplexing equipment, including above-mentioned large-scale The positioning tool of axial workpiece axle journal reparation, and be detachably assemblied between two holders 17 for repairing big profile shaft The turning component 2 and grinding assembly 3 of class part axle journal 61.

It is above-mentioned to repair the processing mode that multiplexing equipment is fixed using slew gear rotation, macrotype axes series parts 6, can be at the scene Axle journal 61 to being damaged carries out turning and grinding.Turning component 2, grinding assembly 3 are separated from each other, in order to avoid because of cutting force, grinding Influence each other caused by mill power difference.It is less demanding to field working conditions that macrotype axes series parts axle journal repaiies multiplexing equipment, disclosure satisfy that The demand of field repair, reaches the precision (size, form and position tolerance) and surface roughness of drawing requirement, shortens the process-cycle.

See figures.1.and.2 0, as macrotype axes series parts axle journal a specific embodiment of multiplexing equipment, the present embodiment master are repaiied To be a kind of macrotype axes series parts axle journal turning equipment.The present embodiment only installs turning component 2, turning on slew gear 1 Component 2 is located between two holders 17, two synchronous axial systems of holder 17 under the driving of actuating unit 4, realizes band motor-car Cut turning repair of the component 2 to the axle journal 61 of macrotype axes series parts 6.The present embodiment is adopted and for turning component 2 to be arranged on slew gear 1 On, rotation of the component 2 around macrotype axes series parts 6 is cut by the rotational band motor-car of slew gear 1, the turning for completing axle journal 61 is repaiied It is multiple.

(turning component 2 is along macrotype axes series parts 6 with the controllable feed of equipment for the turning of above-mentioned macrotype axes series parts axle journal Axial direction movement distance) and back engagement of the cutting edge (machined surface of macrotype axes series parts 6 it is vertical between work surface away from From), according to the difference of thick, smart knife processing, using machined parameters such as different feeding speeds, equipment can be avoided from shaking, reach High dimensional accuracy and form and position tolerance.

As shown in fig. 7, the first embodiment of turning component 2, the present embodiment includes：Two respectively with two phases of holder 17 The solid plate 21 in side even, two ends are located in respectively the guide rail 22 in the solid plate 21 in two sides, the turning knife being slidably arranged on guide rail 22 Row 24, and turning blade row 24 is driven along the turning drive component of the slip of guide rail 22.Turning blade row 24 can be complete on guide rail 22 Into the feed of regulation, and feed is steady.In the specific implementation, guide rail 22 is a pair of parallel cylindrical guide, increased car The feed stationarity of sharpener row 24.

As shown in figure 9, turning drive component includes：Two ends be located in respectively in the solid plate 21 in two sides and with turning blade row 24 The connected screw mandrel 23 of screw thread, and the small machine 27 being connected with the one end of screw mandrel 23.During turning 24 feed of blade row, small machine 27 drives Screw mandrel 23 is rotated, and turning blade row 24 slides under itself and the screw thread cooperation of screw mandrel 23 along guide rail 22, completes regulation feed. In the specific implementation, small machine 27 is connected by little decelerator 26 with screw mandrel 23, and purpose increases torque to reduce rotating speed.Silk The other end of bar 23 is can to install the tune-up 231 for tuning up handwheel, flat with the axis of macrotype axes series parts 6 for tuning up guide rail 22 Row degree, tune-up handwheel herein is only installed when tuning up, and needs to disengage little decelerator 26 with screw mandrel 23 before tuning up.Little electricity Machine 27 realizes the axial feed of turning blade row 24, and the feeding speed of control turning blade row 24, and stable cutting, vibration equipment is little, Prevent machined surface from producing knife mark, reach high dimensional accuracy and form and position tolerance.

As shown in fig. 7, turning component 2 also includes the accumulator 28 connected with the solid plate 21 in side, accumulator 28 and small machine 27 It is connected.Turning component 2 is driven using accumulator 28, and feeding speed is stable, in addition, accumulator 28 is fixed on the solid plate 21 in side, letter Change device structure, improve process safety.

Turning blade row 24 is the core component of turning component 2, and as shown in Figure 10, Figure 11, turning blade row 24 includes：Turning master Body 248, adjusting rod 244 and turning sleeve 246, turning main body 248 be provided with the pilot hole 248a for wearing guide rail 22 and Installing hole 248b vertically disposed with pilot hole 248a, adjusting rod 244 is rotatably arranged in installing hole 248b, and turning sleeve 246 are connected with the lower end of adjusting rod 244, lift in installing hole 248b with the regulation turning sleeve 246 of adjusting rod 244, turning The lower end of sleeve 246 is installed by lathe tool 247.During turning, adjusting rod 244 can control the back engagement of the cutting edge of lathe tool 247.It is being embodied as When, adjusting rod 244 is rotated by bearing and is located in the first cover plate 243 of the upper end of turning main body 248, and presses spiral shell by first Mother 242 and the axial restraint of the first cover plate 243.The lower end of adjusting rod 244 is connected with the threaded upper ends of turning sleeve 246, turning master Body 248 is provided with the turning holding screw 245 being connected with its screw thread, and turning holding screw 245 is connected with the positioning of turning sleeve 246. During concrete operations, turning holding screw 245 is first twisted, make the end of turning holding screw 245 positioned at the long key of turning sleeve 246 In groove, prevent turning sleeve 246 from rotating with the rotation of adjusting rod 244；Adjusting rod 244 is twisted again, and turning sleeve 246 is in screw thread Coordinate lower lifting, and slide into setting position；The second last time twists turning holding screw 245, makes turning holding screw 245 End is pressed on the long keyway bottom surface of turning sleeve 246, prevents turning sleeve play about 246, improves the turning of lathe tool 247 Precision.

In order to strictly control the back engagement of the cutting edge of lathe tool 247, as shown in Figure 10, Figure 11, turning blade row 24 also includes scale instrument 249, scale instrument 249 includes：The graduated disc 249b for being connected with turning main body 248 and being coaxially disposed with adjusting rod 244, and with tune The pointer 249a that pole 244 is connected and rotates with adjusting rod 244, pointer 249a point to the scale on graduated disc 249b.So set Put, can precisely read back engagement of the cutting edge, improve turning accuracy.

As shown in Figure 12,13, turning component 2 is also included for the axial direction of the solid plate 21 in side and the axial restraint of holder 17 to be consolidated Determine part 253, and at least three are used for the trimming piece 25 that nip side consolidates plate 21, trimming piece 25 includes that the fine setting that screw thread is connected is fixed Seat 251 and micrometer adjusting screw 252, fine setting fixed seat 251 is connected with holder 17, the solid plate 21 of the support-side of micrometer adjusting screw 252.Trimming piece 25 setting is easy to adjust the depth of parallelism of guide rail 22 and the axis of macrotype axes series parts 6, that is, adjust turning blade row 24 along guide rail 22 The depth of parallelism of machining direction and the axis of macrotype axes series parts 6.

In addition, the second embodiment of turning component 2 is as shown in Fig. 8, Figure 10, the present embodiment is substantially with as shown in Figure 7 One embodiment is identical, and difference is：The upper end of adjusting rod 244 is coaxial with turning handwheel 241 to be connected, and so rotates adjusting rod It is convenient and strength-saving when 244.

The present invention also provides a kind of turning process using above-mentioned macrotype axes series parts axle journal turning equipment, including following Step：

Step S1, macrotype axes series parts 6 are located in the centre bore of two holders 17；

Step S2, adjusts holder 17 and exists with the concentricity and holder 17 of macrotype axes series parts 6 by positioning component Axial location on macrotype axes series parts 6；

Step S3, according to the machined surface feature of the damaged part of axle journal 61, selectes the type of turning component 2；

Step S4, adjusts the position relationship of turning component 2 and machined surface；

Step S5, drives above-mentioned actuating unit 4 to rotate slew gear 1, and slew gear 1 drives turning component 2 around axle journal 61 rotate, and complete turning repair of the turning component 2 to machined surface.

Because the turning of axle journal 61 requires difference, therefore, in step S3, according to machined surface feature, from diamond-point tool, circle The lathe tools such as lathe tool, angular tool 247.

As shown in figure 14, in step S4, the point of a knife of lathe tool 247 of turning blade row 24 is perpendicularly oriented to the axle of macrotype axes series parts 6 Line.Machined surface so after turning repair can more reach design requirement.

Turnery processing typically divides thick knife and smart knife.Thick knife is used to remove the obvious damage of machined surface, and back engagement of the cutting edge is big, feed Speed is slow；Smart knife is used for finished machined face, and back engagement of the cutting edge is little, and feeding speed is fast.Slightly after knife processing and before smart knife processing, measurement adds The size in work face, according to measurement result the trimming piece 25 on the solid plate 21 in side is adjusted, and guide rail 22 and macrotype axes series parts 6 are adjusted again The depth of parallelism of axis, it is ensured that turning accuracy.In addition, needing to inject cooling oil in turning process, the temperature of machined surface is reduced.

See figures.1.and.2 1, as macrotype axes series parts axle journal the another specific embodiment of multiplexing equipment, the present embodiment are repaiied For a kind of macrotype axes series parts axle journal grinding equipment.The present embodiment only installs grinding assembly 3, grinding group on slew gear 1 Part 3 is located between two holders 17, two synchronous axial systems of holder 17 under the driving of actuating unit 4, realizes driving grinding Grinding reparation of the component 3 to the axle journal 61 of macrotype axes series parts 6.The present embodiment is adopted and for grinding assembly 3 to be arranged on slew gear 1 On, drive grinding assembly 3 around the rotation of macrotype axes series parts 6 by the rotation of slew gear 1, the grinding for completing axle journal 61 is repaiied It is multiple.

(grinding assembly 3 is along big with the feed of the controllable grinding assembly 3 of equipment for the grinding of above-mentioned macrotype axes series parts axle journal The distance of the axial direction of type axial workpiece 6 movement) and back engagement of the cutting edge (wear extenies of macrotype axes series parts 6), can also adjust and grind Mill precision, reaches the surface roughness of design.

As shown in figure 15, the first embodiment of grinding assembly 3, the present embodiment includes：Two respectively with two holders 17 Connected installing plate 31, two ends are located in respectively the slide rail 32 in two installing plates 31, the grinding being slidably arranged on slide rail 32 Blade row 34, and the grinding drive component that driving grinding blade row 34 slides along slide rail 32.During grinding, grinding blade row 34 can slided The feed for specifying is completed on rail 32.In the specific implementation, slide rail 32 is also a pair of parallel cylindrical guide, equally can be increased The feed stationarity of grinding blade row 34.

As shown in figure 15, grinding drive component includes：Two ends be located in respectively in two installing plates 31 and with grinding blade row The connected leading screw 33 of 34 screw threads, and the driving handwheel 36 being connected with the one end of leading screw 33.During feed, handwheel 36 is driven to drive leading screw 33 rotate, and grind blade row 34 under itself and the screw thread cooperation of leading screw 33, slide along slide rail 32.Walked by driving the control of handwheel 36 Knife amount, feeding speed is fast.

Grinding blade row 34 is the core component of grinding assembly 3, and as shown in Figure 17,18, grinding blade row 34 includes：Grinding main body 348th, adjusting tap 344 and abrasive sleeve 346, grind main body 348 be provided with bullport 348a for wearing slide rail 32 and with The vertically disposed pilot hole 348b of bullport 348a, adjusting tap 344 is rotatably arranged in pilot hole 348b, and abrasive sleeve 346 It is connected with the lower end of adjusting tap 344, abrasive sleeve 346 is lifted in pilot hole 348b under the regulation of adjusting tap 344, grinding sleeve The lower end of cylinder 346 is installed by grinding head 347.In the specific implementation, adjusting tap 344 is rotated by bearing and is located in grinding main body 348 In second cover plate 343 of upper end, and press the axial restraint of 342 and second cover plate of nut 343 by second.Under adjusting tap 344 End is connected with the threaded upper ends of abrasive sleeve 346, and grinding blade row 34 also includes grinding holding screw 345, grinds holding screw 345 It is connected with the grinding screw thread of main body 348 and is connected with the positioning of abrasive sleeve 346.The action effect of grinding holding screw 345 is with turning Holding screw 245 is identical：On the one hand, prevent abrasive sleeve 346 from rotating with the rotation of adjusting tap 344；On the other hand, can make Abrasive sleeve 346 is relatively fixed with grinding main body 348, it is to avoid abrasive sleeve play about 346, improves grinding precision.Additionally, grinding Bistrique 347 can lay the sand paper of different size, meet different grinding precisions, and the surface roughness of axle journal 61 is up to Ra0.2 ～0.8.

In order to strictly control the back engagement of the cutting edge of grinding assembly 3, grinding blade row 34 also includes scale instrument, and scale instrument includes：With The graduated disc that grinding main body 348 is connected and is coaxially disposed with adjusting tap 344, and be connected with adjusting tap 344 and with adjusting tap 344 The pointer of rotation, pointer points to the scale on graduated disc.Its structurally and functionally with the basic phase of scale instrument 249 of turning blade row 24 Together.

As shown in figure 15, grinding assembly 3 includes for by the axial restraint device of installing plate 31 and the axial restraint of holder 17, And at least three be used to clamping the adjustment part 35 of installing plate 31, adjustment part 35 includes the adjustment fixed seat and adjustment that screw thread is connected Screw, adjustment fixed seat is connected with holder 17, adjusting screw support mounting plate 31.Adjustment part 35 structurally and functionally with turning The trimming piece 25 of blade row 24 is essentially identical, and axial restraint device is also essentially identical with Axial Mounting Part 253.So also allow for adjustment to slide The depth of parallelism of rail 32 and the axis of macrotype axes series parts 6.

The second embodiment of grinding assembly 3 is as shown in Figure 16, Figure 17, and the present embodiment is substantially real with as shown in figure 15 first Apply example identical, difference is：The upper end of adjusting tap 344 is coaxial with grinding handwheel 341 to be connected, and so also allows for rotating regulation Handle 344.

The present invention is also corresponded to and provides a kind of grinding technics using above-mentioned macrotype axes series parts axle journal grinding equipment, including Following steps：

Step S1, macrotype axes series parts 6 are located in the centre bore of two holders 17；

Step S2, adjusts holder 17 and exists with the concentricity and holder 17 of macrotype axes series parts 6 by positioning component Axial location on macrotype axes series parts 6；

Step S3, according to the machined surface feature of the damaged part of axle journal 61, selectes the type of grinding assembly 3；

Step S4, adjusts the position relationship of grinding assembly 3 and machined surface；

Step S5, drives above-mentioned actuating unit 4 to rotate slew gear 1, and slew gear 1 drives grinding assembly 3 around axle journal 61 rotate, and complete grinding reparation of the grinding assembly 3 to machined surface.

Because the grinding of axle journal 61 requires different, in step S3, it is laid in grinding assembly 3 from the sand paper of different size On grinding head 347, after grinding is repaired, the surface roughness of axle journal 61 is up to Ra0.2～0.8.

The macrotype axes series parts axle journal of the present invention repaiies multiplexing equipment and mainly collects the turning of above-mentioned macrotype axes series parts axle journal with setting Turning component in standby is integrated with the grinding assembly in macrotype axes series parts axle journal grinding equipment.

In sum, the processing mode that the present invention is fixed using slew gear rotation, macrotype axes series parts, at user scene Reparation is processed to the damaged part of macrotype axes series parts axle journal, the processing effect of fixed lathe is realized, and be disclosure satisfy that The design requirement of drawing.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.

The principle and its effect of above-described embodiment only illustrative present invention, it is of the invention not for limiting.It is any ripe Know the personage of this technology all can carry out modifications and changes under the spirit and the scope without prejudice to the present invention to above-described embodiment.Cause This, such as those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit Into all equivalent modifications or change, should by the present invention claim be covered.

Claims (10)

1. a kind of macrotype axes series parts axle journal grinding equipment, it is characterised in that：Including grinding assembly (3), actuating unit (4) with And the slew gear (1) being clamped on macrotype axes series parts (6), the clamping that slew gear (1) is arranged including two axially spaced-aparts Part (17), grinding assembly (3) is detachably assemblied between two holders (17), and on two holders (17) center is equipped with Hole, two centre bores are coaxially disposed and for wearing macrotype axes series parts (6), are equipped with and big profile shaft on each holder (17) The connected positioning component of class part (6) orientation, each holder (17) is connected by transmission component with actuating unit (4), Lower two holders (17) of driving of actuating unit (4) are synchronous to be rotated around macrotype axes series parts (6), realizes driving grinding assembly (3) to the grinding reparation of macrotype axes series parts (6) axle journal (61).

2. macrotype axes series parts axle journal grinding equipment according to claim 1, it is characterised in that：The grinding assembly (3) include：Two installing plates (31) being connected with two holders (17) respectively, two ends are located in respectively two installing plates (31) slide rail (32) in, the grinding blade row (34) being slidably arranged on slide rail (32), and grinding blade row (34) is driven along sliding The grinding drive component that rail (32) slides.

3. macrotype axes series parts axle journal grinding equipment according to claim 2, it is characterised in that：The grinding driving group Part includes：The leading screw that two ends are located in respectively in two installing plates (31) and are connected with grinding blade row (34) screw thread (33) the driving handwheel (36), and with leading screw (33) one end being connected.

4. macrotype axes series parts axle journal grinding equipment according to claim 2, it is characterised in that：The grinding blade row (34) include：Grinding main body (348), adjusting tap (344) and abrasive sleeve (346), grinding main body (348) is provided with for wearing The bullport (348a) of the slide rail (32) and with the vertically disposed pilot hole (348b) of bullport (348a), adjusting tap (344) it is rotatably arranged in pilot hole (348b), and abrasive sleeve (346) is connected with the lower end of adjusting tap (344), in adjusting tap (344) abrasive sleeve (346) lifting in pilot hole (348b) under regulation, grinding head is installed in the lower end of abrasive sleeve (346) (347)。

5. macrotype axes series parts axle journal grinding equipment according to claim 4, it is characterised in that：The grinding blade row (34) also include grinding holding screw (345), grinding holding screw (345) with it is described grinding main body (348) screw thread be connected and with Abrasive sleeve (346) positioning is connected.

6. macrotype axes series parts axle journal grinding equipment according to claim 4, it is characterised in that：The grinding blade row (34) scale instrument is also included, scale instrument includes：It is connected with grinding main body (348) and coaxially sets with the adjusting tap (344) The graduated disc put, and the pointer for being connected with adjusting tap (344) and rotating with adjusting tap (344), pointer is pointed on graduated disc Scale.

7. macrotype axes series parts axle journal grinding equipment according to claim 2, it is characterised in that：Also include for by institute The axial restraint device of installing plate (31) and the holder (17) axial restraint is stated, and at least three are used to clamp installing plate (31) adjustment part (35), adjustment fixed seat and adjusting screw that adjustment part (35) is connected including screw thread, adjustment fixed seat and folder Gripping member (17) is connected, adjusting screw support mounting plate (31).

8. macrotype axes series parts axle journal grinding equipment according to claim 1, it is characterised in that：The positioning component bag Include some radial supporters (12) that the macrotype axes series parts (6) are carried out with radiai adjustment, all radial supporter (12) circles All arrays are on the holder (17).

9. macrotype axes series parts axle journal grinding equipment according to claim 1, it is characterised in that：The positioning component bag Axially position snap ring (13) is included, axially position snap ring (13) is including locating ring (132) and is slidably arranged in locating ring (132) circumferentially On claw (131), locating ring (132) is solidly set on the macrotype axes series parts (6), claw (131) and the holder (17) it is connected.

10. a kind of macrotype axes series parts axle journal grinding equipment using as described in claim 1 to any one of claim 9 Grinding technics, it is characterised in that：Comprise the following steps：

Step S1, macrotype axes series parts (6) are located in the centre bore of two holders (17)；

Step S2, by positioning component the concentricity and holder (17) of holder (17) and macrotype axes series parts (6) are adjusted Axial location on macrotype axes series parts (6)；

Step S3, according to the machined surface feature of axle journal (61) damaged part, selectes the type of grinding assembly (3)；

Step S4, adjusts the position relationship of grinding assembly (3) and the machined surface；

Step S5, drives actuating unit (4) to rotate slew gear (1), and slew gear (1) drives grinding assembly (3) around axle journal (61) rotate, complete grinding reparation of the grinding assembly (3) to the machined surface.