CN106180773B - A kind of Multifunctional numerical control lathe cutter arbor device - Google Patents

A kind of Multifunctional numerical control lathe cutter arbor device Download PDF

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Publication number
CN106180773B
CN106180773B CN201610637904.4A CN201610637904A CN106180773B CN 106180773 B CN106180773 B CN 106180773B CN 201610637904 A CN201610637904 A CN 201610637904A CN 106180773 B CN106180773 B CN 106180773B
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China
Prior art keywords
knife
tablet
cutter hub
groove
cutter
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CN201610637904.4A
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Chinese (zh)
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CN106180773A (en
Inventor
肖鹿
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Zhejiang Jinben Auto Parts Co.,Ltd.
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NINGBO YINZHOU JINBEN MACHINERY CO Ltd
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Priority to CN201610637904.4A priority Critical patent/CN106180773B/en
Publication of CN106180773A publication Critical patent/CN106180773A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B29/00Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/24Tool holders for a plurality of cutting tools, e.g. turrets
    • B23B29/244Toolposts, i.e. clamping quick-change toolholders, without description of the angular positioning device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B29/00Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/24Tool holders for a plurality of cutting tools, e.g. turrets
    • B23B29/26Tool holders in fixed position

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Milling Processes (AREA)

Abstract

The present invention provides a kind of Multifunctional numerical control lathe cutter arbor devices, including:Knife rest is provided with the first tablet and the second tablet along the thickness direction of knife rest, and the first tablet and the second tablet are integrally formed;Shaft seat, in revolution shape, the axis direction circular array along shaft seat is provided with several first through hole, shaft seat is fixed on knife rest by threaded fastener;Two knife bars, center symmetric setting is connected in the both sides of knife rest between the first tablet and the second tablet, and is fixed on knife rest by threaded fastener;Two outer circle cutter hubs, are respectively arranged in one end of two knife bars;Four inside groove cutter hubs, are respectively arranged in the other end of two knife bars.In cutter arbor device provided by the invention, it is positioned by U-shaped groove between knife bar and knife rest, and is fixed by threaded fastener so that installed and stablize between knife bar and knife rest, it prevents that opposite sliding occurs between knife bar and knife rest and relatively rotates, improve Workpiece Machining Accuracy and qualification rate.

Description

A kind of Multifunctional numerical control lathe cutter arbor device
Technical field
The invention belongs to field of machining technology, are related to a kind of cutter arbor device, especially a kind of Multifunctional numerical control lathe knife Lever apparatus.
Background technology
Currently, the knife bar of most of numerically controlled lathe is divided into the standard knife bar and enterprise's self-control knife bar of buying;The former purchasing price Lattice unit price is high, is not suitable for a wide range of configuration, and one handle knife bar of the latter can only install a cutter, common numerically controlled lathe cutter spacing knife Frame most multipotency fills 4 cutters, and 4 kinds of processing can only be at most carried out to workpiece, and some of complex product needs 4 kinds or more the knives processed Tool needs artificial more changing knife rod up and down that could complete to process, and will be again to knife after tool changing, and such manual operation efficiency is low, Increase entreprise cost;The turning tool rod of traditional round handle of a knife, the surface of handle of a knife is smooth, in process, handle of a knife and lathe It clamps head to be easy to skid, influences the precision for processing part.
Chinese invention patent (104551056 A of CN) discloses a kind of multistation cutter clamping dress for numerically controlled lathe It sets, including squaring head, clamping slot is circumferentially opened up in squaring head side, squaring head top surface is opened up to be communicated with clamping slot Threaded securing bores, the clamping slot is interior to be fixed with multistation tool apron by screw across threaded securing bores.
But the cutter clamping device of above-mentioned offer uses the surrounding in knife rest to install clamping slot, and each clip slot Structure is not quite similar, and increases the complexity of the assembly of clamping device, and does not have location structure between knife rest and clamping slot, makes The installation for obtaining clamping slot is not accurate.
In conclusion for the deficiency for solving in existing cutter arbor device structure, need to design that a kind of clamping quantity is few and clamping The Multifunctional numerical control lathe cutter arbor device of accurate positioning.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of clamping quantity is few and clamping The Multifunctional numerical control lathe cutter arbor device of accurate positioning.
Object of the invention can be realized by the following technical scheme:A kind of Multifunctional numerical control lathe cutter arbor device, including:
Knife rest is provided with the first tablet and the second tablet, and first tablet and institute along the thickness direction of the knife rest State the integrated molding of the second tablet;
Shaft seat, in revolution shape, the axis direction circular array along the shaft seat is provided with several first through hole, The shaft seat is fixed on the knife rest by threaded fastener;
Two knife bars, center symmetric setting are connected in first tablet and described second in the both sides of the knife rest Between tablet, and it is fixed on the knife rest by threaded fastener;
Two outer circle cutter hubs, are respectively arranged in one end of two knife bars;
Four inside groove cutter hubs, are respectively arranged in the other end of two knife bars.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, it is recessed that the both ends of the knife bar are each provided with the first U-shaped Slot, and the opening direction of the two first U-shaped grooves is mutually perpendicular to, wherein the first U-shaped groove is as the cylindrical cutter The mounting groove of body;Mounting groove of another first U-shaped groove as the inside groove cutter hub.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, described first as the outer circle cutter hub mounting groove The first mounting hole is provided on U-shaped groove;Have as being arranged side by side on the first U-shaped groove of the inside groove cutter hub mounting groove Two the second mounting holes.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, described first as the inside groove cutter hub mounting groove The opposite face of U-shaped groove is provided with the second U-shaped groove, and the second U-shaped groove is integrally formed with the knife bar, and with it is described Convex block between first tablet and the second tablet matches.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, the length of the second U-shaped groove two sides differs It causes.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, respectively set on the both sides inner wall of the first U-shaped groove It is equipped with the first mounting surface of zigzag.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, the installation of the outer circle cutter hub or the inside groove cutter hub There are gaps between end and the first U-shaped groove slot bottom.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, one end of the outer circle cutter hub is provided with cylindrical cutter The two sides up and down of head, the other end are each provided with second mounting surface of zigzag;
Wherein, it is provided with one first threaded hole on outer circle cutter hub one end of second mounting surface, and described First threaded hole runs through outer circle cutter hub one end where the second mounting surface, and is matched with first mounting hole.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, one end of the inside groove cutter hub is provided with inside groove knife The two sides up and down of head, the other end are each provided with a zigzag third mounting surface;
Wherein, it is provided with one second threaded hole on inside groove cutter hub one end of the third mounting surface, and described Second threaded hole runs through inside groove cutter hub one end where the third mounting surface, and is matched with second mounting hole.
In a kind of above-mentioned Multifunctional numerical control lathe cutter arbor device, the shaft seat is stepped, and along the shaft The thickness direction of seat offers third through-hole.
Compared with prior art, it in cutter arbor device provided by the invention, is positioned by U-shaped groove between knife bar and knife rest, And fixed by threaded fastener so that install and stablize between knife bar and knife rest, prevent from occurring to slide relatively between knife bar and knife rest Dynamic and relative rotation, improves Workpiece Machining Accuracy and qualification rate;Have on each knife bar simultaneously and three cutter hubs are installed Installation space, realize do not have to frequently tool changing up and down can directly quickly horizontal tool changing processing, when for batch machining, it is primary right only to need Knife realizes full-automatic processing, saves tool changing and to the knife time, improves production efficiency.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the embodiment of Multifunctional numerical control lathe cutter arbor device of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural schematic diagram of knife bar 300 in a kind of embodiment of Multifunctional numerical control lathe cutter arbor device of the present invention.
Fig. 4 is the structural schematic diagram of the body of rod in Fig. 3.
Fig. 5 is the structural schematic diagram of cylindrical cutter body in a kind of embodiment of Multifunctional numerical control lathe cutter arbor device of the present invention.
Fig. 6 is the structural schematic diagram of inside groove cutter hub in a kind of embodiment of Multifunctional numerical control lathe cutter arbor device of the present invention.
In figure, 100, knife rest;110, the first tablet;111, the second through-hole;120, the second tablet;200, shaft seat;210、 First through hole;220, third through-hole;300, knife bar;310, the first U-shaped groove;320, the first mounting hole;330, the second mounting hole; 340, the second U-shaped groove;350, the first mounting surface;400, outer circle cutter hub;410, outer circle cutter head;420, the second mounting surface;430、 First threaded hole;500, inside groove cutter hub;510, inside groove cutter head;520, third mounting surface;530, the second threaded hole.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.
As depicted in figs. 1 and 2, a kind of Multifunctional numerical control lathe cutter arbor device provided by the invention, including:One knife rest 100, The thickness direction of knife rest 100 is provided with one first tablet 110 and one second tablet 120, and the first tablet 110 and the second tablet 120 are integrally formed;One shaft seat 200, in revolution shape, the axis direction circular array along shaft seat 200 is provided with several Shaft seat 200 is fixed on knife rest 100 by first through hole 210 by threaded fastener;Two knife bars 300, center symmetric setting It in the both sides of knife rest 100, and is connected between the first tablet 110 and the second tablet 120, and knife is fixed on by threaded fastener On frame 100;Two outer circle cutter hubs 400, are respectively arranged in one end of two knife bars 300;Four inside groove cutter hubs 500, are installed respectively In the other end of two knife bars 300.
The flow of cutter arbor device is installed:Shaft seat 200 is installed on the first tablet 110 first, and passes through screw threads for fastening Part is fixed;Then two knife bars 300 are nested into respectively between the first tablet 110 and the second tablet 120, finally by screw threads for fastening Part is fixed.
Preferably, as depicted in figs. 1 and 2, the first tablet 110 and the square plate of the second tablet 120, and first is flat It is provided with the second through-hole 111, the connecting hole being connected with knife bar 300 as knife rest 100 on each angle of plate 110.
Preferably, as depicted in figs. 1 and 2, shaft seat 200 is stepped, and is offered along the thickness direction of shaft seat 200 One third through-hole 220, the shaft mounting hole as swivel knife carrier device.
Preferably, as shown in Figure 3 and Figure 4, the both ends of knife bar 300 are each provided with one first U-shaped groove 310, and two the oneth U The opening direction of connected in star 310 is mutually perpendicular to, wherein mounting groove of the one first U-shaped groove 310 as outer circle cutter hub 400;It is another Mounting groove of the first U-shaped groove 310 as inside groove cutter hub 500.
Preferably, as shown in Figure 3 and Figure 4, as being provided with one on the first U-shaped groove 310 of 400 mounting groove of outer circle cutter hub First mounting hole 320, the connecting hole as outer circle cutter hub 400 and knife bar 300, it is preferable that the first mounting hole 320 is counterbore, is protected It is 300 surfacing of knife bar after card connection outer circle cutter hub 400, smooth.
Preferably, as shown in Figure 3 and Figure 4, it is arranged side by side as on the first U-shaped groove 310 of 500 mounting groove of inside groove cutter hub There are two the second mounting holes 330, as the connecting hole between two inside groove cutter hubs 500 and knife bar 300, it is preferable that the second installation Hole 330 is counterbore, ensures 300 surfacing of knife bar after connection outer circle cutter hub 400, smooth.
Preferably, as shown in Figure 3 and Figure 4, the opposite face as the first U-shaped groove 310 of 500 mounting groove of inside groove cutter hub is set It is equipped with the second U-shaped groove 340, and the second U-shaped groove 340 is integrally formed with knife bar 300, and flat with the first tablet 110 and second Convex block between plate 120 matches so that the connection between knife bar 300 and knife rest 100 is more accurate, while preventing knife bar 300 on knife rest 100 level rotate freely.
Preferably, as shown in Figure 3 and Figure 4, the length of 340 two sides of the second U-shaped groove is inconsistent, i.e. the second U-shaped groove The length of 340 a side is higher than the length of another side.
300 structure setting of such knife bar, when ensure that knife bar 300 is installed on knife rest 100, accurate positioning so that knife Outer circle cutter hub 400 and inside groove cutter hub 500 are when carrying out work pieces process on bar 300, turning accuracy higher, to increase workpiece Qualification rate.
Preferably, as shown in Figure 3 and Figure 4, it is each provided with a zigzag first on the both sides inner wall of the first U-shaped groove 310 Mounting surface 350 prevents that opposite sliding occurs between outer circle cutter hub 400 or inside groove cutter hub 500 and knife bar 300 or relatively rotates.
Preferably, as shown in Figure 3 and Figure 4, when outer circle cutter hub 400 or inside groove cutter hub 500 are assigned into the first U-shaped groove 310 When interior, the installation end of outer circle cutter hub 400 or inside groove cutter hub 500 is not contacted with the slot bottom of the first U-shaped groove 310 so that outer circle The stress of cutter hub 400 or inside groove cutter hub 500 generation when carrying out work pieces process, can pass through outer circle cutter hub 400 or inside groove cutter hub 500 310 slot bottom of installation end and the first U-shaped groove between gap discharged, extend outer circle cutter hub 400 or inside groove cutter hub 500 Service life.
Preferably, as shown in Figure 3 and Figure 4, knife bar 300 is made of common 45# steel, and passes through modifier treatment, makes it Hardness reaches HRC30-35 so that the cost of manufacture of knife bar 300 is cheap, to save the production cost of enterprise.
Preferably, another to cutting workpiece as shown in figure 5, one end of outer circle cutter hub 400 is provided with outer circle cutter head 410 The two sides up and down at end are each provided with second mounting surface of zigzag 420 so that the sawtooth on the first mounting surface 350 and the second peace Sawtooth mutual dislocation superposition on dress face 420, increases the snap-in force between outer circle cutter hub 400 and knife bar 300, so that outside Connection between dise knife body 400 and knife bar 300 is more close, and then prevents that phase occurs between outer circle cutter hub 400 and knife bar 300 To sliding or rotating.
Preferably, as shown in figure 5, being provided with one first screw thread on 400 one end of outer circle cutter hub of the second mounting surface 420 Hole 430, and the first threaded hole 430 is through 400 one end of outer circle cutter hub where the second mounting surface 420, and with the on knife bar 300 One mounting hole 320 matches, as the connecting hole between outer circle cutter hub 400 and knife bar 300.
Preferably, another to cutting workpiece as shown in fig. 6, one end of inside groove cutter hub 500 is provided with inside groove cutter head 510 The two sides up and down at end are each provided with a zigzag third mounting surface 520 so that the sawtooth on the first mounting surface 350 is pacified with third Sawtooth mutual dislocation superposition on dress face 520, increases the snap-in force between inside groove cutter hub 500 and knife bar 300, so that interior Connection between slot cutter hub 500 and knife bar 300 is more close, and then prevents that phase occurs between inside groove cutter hub 500 and knife bar 300 To sliding or rotating.
Preferably, as shown in figure 5, being provided with one second screw thread on 500 one end of inside groove cutter hub of third mounting surface 520 Hole 530, and the second threaded hole 530 is through 500 one end of inside groove cutter hub where third mounting surface 520, and with the on knife bar 300 Two mounting holes 330 match, as the connecting hole between inside groove cutter hub 500 and knife bar 300.
A kind of installation procedure of Multifunctional numerical control lathe cutter arbor device provided by the invention:Shaft seat 200 is passed through first Threaded fastener is fixedly installed on the first tablet 110;Secondly outer circle cutter hub 400 and inside groove cutter hub 500 are inserted into two respectively In the orthogonal first U-shaped groove of opening direction 310, wherein outer circle cutter hub 400 is inserted into the where the first mounting hole 320 In one U-shaped groove 310, and it is fixedly connected by threaded fastener;Inside groove cutter hub 500 is inserted into the where the second mounting hole 330 In one U-shaped groove 310, and two inside groove cutter hubs 500 are assigned side by side, while being fixedly connected by threaded fastener;Then by two A knife bar 300, which is centrosymmetric, to be inserted between the first tablet 110 and the second tablet 120, and the second U-shaped groove 340 and first flat Convex block between plate 110 and the second tablet 120 matches;Two knife bars 300 are fixed on knife rest by last used threaded fastener On 100, the assembly of cutter arbor device is completed.
In cutter arbor device provided by the invention, positioned by U-shaped groove between knife bar 300 and knife rest 100, and pass through screw thread Fastener is fixed so that is installed and is stablized between knife bar 300 and knife rest 100, prevents from occurring between knife bar 300 and knife rest 100 opposite Sliding and relative rotation, improve Workpiece Machining Accuracy and qualification rate;Have on each knife bar 300 simultaneously and three knives are installed The installation space of body, realize do not have to frequently tool changing up and down can directly quickly horizontal tool changing processing, when for batch machining, only need one It is secondary that full-automatic processing is realized to knife, it saves tool changing and to the knife time, improves production efficiency.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Claims (5)

1. a kind of Multifunctional numerical control lathe cutter arbor device, which is characterized in that including:
Knife rest is provided with the first tablet and the second tablet, and first tablet and described along the thickness direction of the knife rest Two tablets are integrally formed;
Shaft seat, in revolution shape, the axis direction circular array along the shaft seat is provided with several first through hole, passes through The shaft seat is fixed on the knife rest by threaded fastener;
Two knife bars, center symmetric setting are connected in first tablet and second tablet in the both sides of the knife rest Between, and be fixed on the knife rest by threaded fastener;
Two outer circle cutter hubs, are respectively arranged in one end of two knife bars;
Four inside groove cutter hubs, are respectively arranged in the other end of two knife bars;
The both ends of the knife bar are each provided with the first U-shaped groove, and the opening direction of the two first U-shaped grooves is mutually perpendicular to, Mounting groove of the wherein 1 first U-shaped groove as the outer circle cutter hub;Another first U-shaped groove is as the inside groove The mounting groove of cutter hub;
The opposite face of the first U-shaped groove of mounting groove as the inside groove cutter hub is provided with the second U-shaped groove, and described Second U-shaped groove is integrally formed with the knife bar, and the convex block between first tablet and the second tablet matches;
The length of the second U-shaped groove two sides is inconsistent;
The first mounting surface of zigzag is each provided on the both sides inner wall of the first U-shaped groove;
There are gaps between the outer circle cutter hub or the installation end and the slot bottom of the first U-shaped groove of the inside groove cutter hub.
2. a kind of Multifunctional numerical control lathe cutter arbor device according to claim 1, which is characterized in that as the cylindrical cutter It is provided with the first mounting hole on the first U-shaped groove of the mounting groove of body;Described as the inside groove cutter hub mounting groove Second mounting hole there are two being arranged side by side on one U-shaped groove.
3. a kind of Multifunctional numerical control lathe cutter arbor device according to claim 1, which is characterized in that the outer circle cutter hub One end is provided with outer circle cutter head, and the two sides up and down of the other end are each provided with the second mounting surface of zigzag;
Wherein, one first threaded hole, and described first are provided on outer circle cutter hub one end of second mounting surface Threaded hole runs through outer circle cutter hub one end where second mounting surface, and is matched with first mounting hole.
4. a kind of Multifunctional numerical control lathe cutter arbor device according to claim 2, which is characterized in that the inside groove cutter hub One end is provided with inside groove cutter head, and the two sides up and down of the other end are each provided with zigzag third mounting surface;
Wherein, the second threaded hole, and second spiral shell are provided on inside groove cutter hub one end of the third mounting surface Pit runs through inside groove cutter hub one end where the third mounting surface, and is matched with second mounting hole.
5. a kind of Multifunctional numerical control lathe cutter arbor device according to claim 1, which is characterized in that the shaft seat is in rank Scalariform, and offer third through-hole along the thickness direction of the shaft seat.
CN201610637904.4A 2016-08-04 2016-08-04 A kind of Multifunctional numerical control lathe cutter arbor device Active CN106180773B (en)

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CN204294958U (en) * 2014-09-11 2015-04-29 西安鸣士数控机床有限公司 Row's cutter lathe duplex tool rest
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Publication number Priority date Publication date Assignee Title
CN1205662A (en) * 1995-11-02 1999-01-20 桑德维克公司 Milling tool
CN1275936A (en) * 1997-10-15 2000-12-06 桑德维克公司 Milling tool
CN1406166A (en) * 2000-03-02 2003-03-26 桑德维克公司 Tool with oblique mounting surfaces between holder and toolpart
US7712401B1 (en) * 2006-05-25 2010-05-11 Pro-Cut Licensing Company, Llc Cutting head assembly for on-vehicle brake lathe
CN202270993U (en) * 2011-07-19 2012-06-13 湖南湘冶机械制造有限公司 Novel square knife carrier
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