It is a kind of for placing the milling machine sliding platform of workpiece
Technical field
The present invention relates to milling machine technical fields, slide more specifically to a kind of milling machine for placing workpiece flat
Platform.
Background technique
Milling machine is the lathe for mainly processing various surfaces on workpiece with milling cutter, and usual milling cutter rotary motion is main motion,
It can process plane, groove, can also process various curved surfaces, gear etc., milling machine is except energy milling plane, groove, the gear teeth, screw thread
Outside splined shaft, moreover it is possible to process more complicated type face, efficiency is answered compared with planer height in machine-building and repairing department extensively
With.
Workbench is to offer multiple sides on end face on the table for installing the work top of workpiece on planer-type milling machine
Just the sliding slot for fixing workpiece, is then provided with the connector for being connected with driving mechanism on workbench lower end surface, so that driving
Mechanism can drive workbench flexibly to be moved along guide rail, meet the positioning process to workpiece.The cooperation of workbench and guide rail
Structure design is most important in process, can be realized the precise and stable sliding of workbench, for controlling the processing of product
Precision influence is great, therefore is always the problem of comparing concern in industry for the slipping mechanism design optimization of workbench.
Through retrieving, the structure optimization about milling machine has a large amount of patent disclosures, such as Chinese Patent Application No.:
201510021196.7, the applying date: on January 16th, 2015, invention and created name are as follows: a kind of plain-milling machine table device,
This application discloses a kind of plain-milling machine table device, including bottom framework, guide rail, guide rail upper end are provided on bottom framework
The front and rear sides setting in face is there are two sliding rail parallel with guide rail, and sliding is provided with the control with controller on two sliding rails
Table top processed controls and is provided with workbench above table top, and the left end in the track of guide rail is provided with limit linkage, the rail of guide rail
Limit switches are arranged in right end in road.This application by the left and right ends on guide rail be respectively arranged with limit linkage with
And limit switch, so that workbench slides more securely and reliably on the slide rail, but for how to improve workbench on the slide rail
The stability and accuracy slided still has certain optimization space.
Summary of the invention
1. technical problems to be solved by the inivention
It is an object of the invention to overcome workbench in the prior art and guide rail to cooperate bad easy influence processing quality
Deficiency, provide it is a kind of for placing the milling machine sliding platform of workpiece, by the optimization design to workbench and guide rail structure,
The accurate fit of workbench and guide rail is helped to realize, the stabilization of safeguard work platform accurately slides, and helps to improve improvement milling machine
Service performance, ensure its processing effect to product.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
Of the invention is a kind of for placing the milling machine sliding platform of workpiece, including running rail unit and countertop unit, sliding
Be slidably matched on rail unit equipped with slide, countertop unit is equipped on slide, the both ends of running rail unit be respectively equipped with to
The limit plate of upper protrusion, the two sidewalls of running rail unit are the side rail structures of middle concave, two sides protrusion, and two sidewalls respectively include being located at
The middle straight section at middle part, and middle straight section is positioned at the innermost straight side walls of side wall, the top of middle straight section is set gradually from top to bottom
Have upper segmental arc one, upper straight section, upper segmental arc two and a upper segmental arc three, the lower part of middle straight section be disposed with from top to bottom lower segmental arc one,
Lower segmental arc two, lower segmental arc three and lower straight section, the bottom of slide offer matched with the siding track slide chamber, slide the inside of chamber
The siding track of wall and running rail unit is slided by ball engagement.
Further, slide top be equipped with protrusion cooperation fixture block, countertop unit bottom be correspondingly provided with respectively with match
Close driven sliding block and active sliding block that fixture block matches.
Further, upper segmental arc one, upper segmental arc two and upper segmental arc three are to the arc being recessed close to middle straight section direction
Side wall, upper straight section are the straight side walls parallel with middle straight section;Lower segmental arc one, lower segmental arc two and lower segmental arc three are to straight in
The curved wall of Duan Fangxiang recess, lower straight section are the straight side walls parallel with middle straight section.
Further, driven sliding block and active sliding block include the panel attached with cooperation fixture block plane, active sliding block
Two sides be additionally provided with outer card plate and interior snap-gauge for side snap-fit fixture block, outer card plate is the inclined plate being inclined outwardly.
Further, the width of fixture block is cooperated to be less than the width of slide top, interior snap-gauge abuts against the one of cooperation fixture block
Side, is additionally provided with latch segment between outer card plate and cooperation fixture block, latch segment is to match with outer card plate with the close side of outer card plate
Inclined-plane.
Further, countertop unit includes workbench body, and workbench body bottom is diagonally equipped in X-shaped
The gusset of distribution is equipped with the diamond shape muscle for the distribution that assumes diamond in shape between workbench body bottom side, is additionally provided with criss-cross rectangular
Muscle.
Further, the width of lower segmental arc one, lower segmental arc two and lower segmental arc three gradually increases, and upper straight section and lower straight section
It is located at the outermost of middle straight section top and the bottom.
3. beneficial effect
Using technical solution provided by the invention, compared with prior art, have the following beneficial effects:
(1) of the invention a kind of for placing the milling machine sliding platform of workpiece, the two sidewalls of running rail unit respectively include
Middle straight section positioned at middle part, and middle straight section is positioned at the innermost straight side walls of side wall, middle straight section top and the bottom are all made of multi-stag
Waveform layering, so that the multi-stage sliding chamber with slide bottom carries out multi-stag location fit, it being capable of effective guarantee slide and cunning
The precise match of rail unit ensures the traffic direction accuracy of slide, helps to improve the operation accuracy of countertop unit, from
And improve the service performance of milling machine, ensure its processing effect to product.
(2) of the invention a kind of for placing the milling machine sliding platform of workpiece, countertop unit two sides of the bottom are set in parallel
It is equipped with driven sliding block and active sliding block, is slidably matched on running rail unit equipped with slide, slide top is equipped with the cooperation fixture block of protrusion,
By the cooperation of driven sliding block and active sliding block and cooperation fixture block, the accuracy of moving direction can not only be ensured, improve product and add
Working medium amount is also convenient for the flexible installation and removal of countertop unit and slide, is conveniently replaceable different countertop units, adapts to multiple
Miscellaneous changeable production requirement.
(3) of the invention a kind of for placing the milling machine sliding platform of workpiece, the two sidewalls of running rail unit be middle concave,
The side rail structures of two sides protrusion, the bottom of slide offer matched with the siding track slide chamber, this slide the side of chamber with should
Siding track is slided by ball engagement, by the cooperation precision of setting the effective guarantee slide and running rail unit of siding track, ensures slide
Traveling comfort and direction accuracy ensure processing quality to ensure the machining accuracy to product.
Detailed description of the invention
Fig. 1 is milling machine overall structure diagram in the present invention;
Fig. 2 is the structural schematic diagram of countertop unit in the present invention;
Fig. 3 is the fit structure schematic diagram of countertop unit and running rail unit in the present invention;
Fig. 4 is the structural schematic diagram of running rail unit in the present invention;
Fig. 5 is the structural schematic diagram of limit plate in the present invention.
Label declaration in schematic diagram:
100, column unit;200, running rail unit is erected;300, head unit;400, lathe bed unit;500, running rail unit;
600, countertop unit;
610, workbench body;620, driven sliding block;630, active sliding block;631, outer card plate;632, interior snap-gauge;640, even
Connect block;650, gusset;660, diamond shape muscle;670, rectangular muscle;680, edge block;
700, slide;710, cooperate fixture block;800, latch segment;
510, upper segmental arc one;520, upper straight section;530, upper segmental arc two;540, upper segmental arc three;550, middle straight section;560, lower arc
Duan Yi;570, lower segmental arc two;580, lower segmental arc three;590, lower straight section;
900, limit plate;910, positioning bolt.
Specific embodiment
To further appreciate that the contents of the present invention, in conjunction with attached drawing, the present invention is described in detail.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The present invention will be further described with reference to the examples below.
Embodiment 1
As Figure 1-Figure 4, the milling machine overall structure in the present embodiment includes horizontally disposed lathe bed unit 400, lathe bed
The side of unit 400 is longitudinally equipped with column unit 100, is equipped on column unit 100 along short transverse and erects running rail unit 200, erects
Cooperation is equipped with head unit 300 on running rail unit 200, and head unit 300 can be along perpendicular running rail unit 200 by power mechanism driving
It is mobile to carry out vertical direction, wherein the lower end of head unit 300 is equipped with milling cutter unit, and the two sides of lathe bed unit 400 are equipped in parallel
Running rail unit 500 is slidably matched equipped with countertop unit 600 on running rail unit 500;Level is additionally provided on lathe bed unit 400
Driving unit, the horizontal driving units are connected with countertop unit 600, and for driving countertop unit 600 along running rail unit
500 extending direction does horizontal direction displacement, by the cooperation of countertop unit 600 and head unit 300, realizes to workpiece not
With the flexible processing of Working position.The setting of head unit 300, the setting of milling cutter unit, countertop unit 600 in the present embodiment
Horizontal drive setting and the vertical driving of head unit 300 be arranged etc. and to belong to go routine techniques known in the industry, herein not
It is described in detail again.
It is worth noting that as shown in Figures 2 and 3, a kind of milling machine for placing workpiece of the present embodiment slides flat
Platform, including running rail unit 500 and countertop unit 600 are slidably matched equipped with slide 700, countertop unit on running rail unit 500
600 are equipped on slide 700, and the two sidewalls of running rail unit 500 are the side rail structures of middle concave, two sides protrusion, slide 700
Bottom offer the chamber that slides matched with the siding track, the inner sidewall of chamber and the side of running rail unit 500 are slided in 700 bottom of slide
Rail is slided by ball engagement, by the cooperation precision of setting the effective guarantee slide 700 and running rail unit 500 of siding track, is ensured
700 traveling comfort of slide and direction accuracy ensure processing quality to ensure the machining accuracy to product.
Specifically, as shown in figure 4, the two sidewalls of running rail unit 500 respectively include the middle straight section 550 positioned at middle part, and in
Straight section 550 is positioned at the innermost straight side walls of side wall, and the top of middle straight section 550 is disposed with segmental arc one from top to bottom
510, upper straight section 520, upper segmental arc 2 530 and upper segmental arc 3 540, upper segmental arc 1, upper segmental arc 2 530 and upper segmental arc 3 540 are equal
For to the curved wall being recessed close to middle 550 direction of straight section, upper straight section 520 is the straight side walls parallel with middle straight section 550;In it is straight
The lower part of section 550 is disposed with lower segmental arc 1, lower segmental arc 2 570, lower segmental arc 3 580 and lower straight section 590 from top to bottom,
Lower segmental arc 1, lower segmental arc 2 570 and lower segmental arc 3 580 are the curved wall being recessed to close middle 550 direction of straight section, under
Straight section 590 is the straight side walls parallel with middle straight section 550.The width of lower segmental arc 1, lower segmental arc 2 570 and lower segmental arc 3 580
It gradually increases and (refers to distance L3 > L2 > L1 between segmental arc upper and lower side, and lower segmental arc 1, lower segmental arc 2 570 and lower segmental arc
Longitudinal height between 3 580 upper and lower sides is also to gradually increase), and upper straight section 520 and lower straight section 590 are located at middle straight section
The outermost of 550 top and the bottom, i.e., upper segmental arc 1 first extend to upper straight section to outer arcuate from the top planes of running rail unit 500
520, upper straight section 520 is longitudinal to extend 5-15mm straight down, and then successively inside arc-shaped recess is upper segmental arc to 520 bottom of upper straight section
2 530 and upper segmental arc 3 540, the width of upper segmental arc 2 530 is greater than the width of upper segmental arc 3 540, and middle 550 bottom of straight section is then successively
Outside arc-shaped recess extends to lower segmental arc 1, lower segmental arc 2 570 and lower segmental arc 3 580, each segmental arc and forms continuous wave
Shape, the bottom of lower segmental arc 3 580 longitudinally extend to lower straight section 590 vertically, and the width of lower straight section 590 is not less than lower segmental arc 3 580
Width.
Straight section 550 is used to slide chamber ball engagement with slide 700 bottom in the present embodiment, i.e., this slides chamber and middle straight section
It is provided with ball in 550 corresponding straight cavity walls, which is attached on middle straight section 550 and slides, and middle 550 top and the bottom of straight section are equal
It is layered using multi-stag waveform, so that the multi-stage sliding chamber with 700 bottom of slide carries out multi-stag location fit, it can be effective
It ensures the precise match of slide 700 and running rail unit 500, ensures the traffic direction accuracy of slide 700, help to improve work
The operation accuracy of platform unit 600, to ensure the machining accuracy of product.
The both ends of running rail unit 500 are respectively equipped with the limit plate 900 to raise upward in the present embodiment, as shown in figure 5, the limit
Position plate 900 is used for when slide 700 slides, and is slided extreme position to it and is stopped, prevents its accident from running rail unit 500
Both ends are detached from sliding rail, and are hingedly to be arranged between the bottom end of limit plate 900 and the end end of running rail unit 500, specifically may be used
It is carried out hingedly using pin shaft structure, and is provided with positioning bolt 910 on limit plate 900, correspondence is set on the end of running rail unit 500
There is a positioning screw hole, under use state, limit plate 900 can be gone to around hinge joint and the L-shaped distribution in 500 end of running rail unit, limit
The length of position plate 900 extends upward except running rail unit 500, and by the way that positioning bolt 910 thereon is fastened on positioning spiral shell
In hole, limit plate 900 is made to keep tightening state, protrudes above running rail unit 500, slide 700 can effectively be stopped,
It prevents it from undesirably falling off, ensures operation stability;Under non-working condition, positioning bolt 910 is unscrewed, then it can be by limit plate 900
Overturning is extremely consistent with 500 length extending direction of running rail unit (as shown in phantom in Figure 5), does not influence the disassembly of slide 700 at this time
It is detached from.
Embodiment 2
The present embodiment it is a kind of for placing the milling machine sliding platform of workpiece, basic structure is with embodiment 1, further
Ground, countertop unit 600 includes workbench body 610,600 bottom of countertop unit (i.e. workbench body 610 in the present embodiment
Bottom) two sides are arranged in parallel with driven sliding block 620 and active sliding block 630, it is slidably matched on running rail unit 500 equipped with slide 700,
It is equipped with the cooperation fixture block 710 of protrusion at the top of slide 700, driven sliding block 620 and the active sliding block 630 then cooperation card with two sides respectively
Block 710 matches, and specifically, driven sliding block 620 and active sliding block 630 include the panel attached with cooperation 710 plane of fixture block,
The two sides of active sliding block 630 are additionally provided with outer card plate 631 and interior snap-gauge 632 for side snap-fit fixture block 710, outer card plate
631 be the inclined plate being inclined outwardly, and the width of cooperation fixture block 710 is less than the width at 700 top of slide, and interior snap-gauge 632, which abuts against, matches
The side of fixture block 710 is closed, is additionally provided with latch segment 800 between outer card plate 631 and cooperation 710 other side of fixture block, latch segment 800 and outer
The close side of snap-gauge 631 is the inclined-plane matched with outer card plate 631.
In use, 700 bottom of slide offers the chamber that slides matched with running rail unit 500, slide 700 blocks the present embodiment
It is located at 500 top of running rail unit and can be slided along 500 length direction of running rail unit, the running rail unit 500 of two sides is respectively actively
Sliding rail and driven sliding rail respectively correspond and cooperate with driven sliding block 620 and the attaching of active sliding block 630, outside 630 two sides of active sliding block
Snap-gauge 631 and interior snap-gauge 632 are stuck in the two sides of active sliding rail, that is, are stuck in 710 two sides of cooperation fixture block at the top of active sliding rail,
Interior 632 inner sidewall of snap-gauge abuts against cooperation 710 side of fixture block, and cooperates 710 width of fixture block slightly narrower than 700 top of slide, makes interior
632 bottom of snap-gauge is resisted against 700 top edge of slide, and outer card plate 631 is clamped on by latch segment 800 cooperates fixture block 710 another
Side, specifically, outer card plate 631 are along the inclined plate being inclined outwardly far from cooperation 710 direction of fixture block, the lateral wall of latch segment 800
For the inclined wall of same gradient, the side wall clamping of the inner wall and cooperation fixture block 710 of latch segment 800, the bottom of latch segment 800 against
In 700 top edge of slide, is cooperated between the outer wall and outer card plate 631 of latch segment 800 by bolt and nut and fastened, is i.e. outer card plate
It is equipped with fastening screw between 631 and latch segment 800, can control latch segment 800 and cooperation fixture block 710 by adjusting the screw rod
It is fitted close, and is convenient for the installation and removal of countertop unit 600;Driven sliding block 620 is directly attached to the cooperation of driven sliding rail
710 top of fixture block similarly can be arranged side snap-gauge in a side when driven sliding block 620 uses, be arranged on the snap-gauge of side for holding out against
Cooperate the puller bolt of fixture block 710, realizes the fastening relationships of driven sliding block 620 and driven sliding rail.When horizontal driving units drive
When countertop unit 600 is moved along running rail unit 500, i.e., driven sliding block 620 and active sliding block 630 respectively with cooperation fixture block 710
It is slided on corresponding running rail unit 500, by the cooperation of driven sliding block 620 and active sliding block 630 and cooperation fixture block 710, no
It is only capable of ensureing the accuracy of moving direction, improves product processing quality, be also convenient for the flexible of countertop unit 600 and slide 700
Installation and removal are conveniently replaceable different countertop units 600, adapt to production requirement complicated and changeable.
610 two sides of the bottom of workbench body are additionally provided with link block 640 in the present embodiment, and link block 640 is set to driven cunning
The inside of block 620 and active sliding block 630, link block 640 are used for installation that workbench body 610 is connected with horizontal driving units,
To enable horizontal driving units that workbench body 610 to be driven to be horizontally moved.
Embodiment 3
The present embodiment it is a kind of for placing the milling machine sliding platform of workpiece, basic structure is with embodiment 2, further
Ground, 610 bottom of workbench body is provided with a plurality of reinforcing rib in the present embodiment, as shown in Fig. 2, being wherein diagonally equipped with and being in
The gusset 650 of X-shaped distribution, specifically two gussets 650 are connected to 610 corner location of workbench body and intersect at middle part in X
Shape is equipped with the diamond shape muscle 660 for the distribution that assumes diamond in shape between 610 bottom side of workbench body, and four diamond shape muscle 660 are respectively from work
The medium position of 610 bottom side of playscript with stage directions body is sequentially connected, and forms diamond structure;610 bottom side of workbench body is additionally provided with
Criss-cross rectangular muscle 670, a plurality of rectangular muscle 670 are covered with entire 610 bottom of workbench body in a crisscross manner, and the present embodiment is logical
It crosses and a variety of reinforcing ribs is set, carry out reinforcement guarantee from structural strength of the multiple directions to workbench body 610, driven sliding block 620,
Active sliding block 630 and link block 640 are separately positioned on these reinforcing ribs.
Workbench body 610 is that both ends are relatively thin, intermediate thicker isosceles trapezoidal structure in the present embodiment, that is, work the playscript with stage directions
For the edges at two ends of 610 length direction of body to be gradually intilted compared with thin-walled from top to bottom, the inclined wall at both ends passes through centre
Plane connection forms intermediate thicker structure, and a plurality of reinforcing rib etc. is arranged at intermediate thicker region, and on the thin-wall regions of both ends
Edge block 680, and the both ends of workbench body 610 are then provided with, wherein being symmetrical arranged edge block in two sides respectively on every one end
680, the bottom of edge block 680 is concordant with intermediate thicker region holding, and the length of edge block 680 extends and workbench body 610
Length fringe region is consistent, and the setting of edge block 680 helps to further enhance the structural strength of workbench body 610.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.