CN201316834Y - Double-ram tool holder and numerically-controlled planning machine employing same - Google Patents

Double-ram tool holder and numerically-controlled planning machine employing same Download PDF

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Publication number
CN201316834Y
CN201316834Y CNU2008200968652U CN200820096865U CN201316834Y CN 201316834 Y CN201316834 Y CN 201316834Y CN U2008200968652 U CNU2008200968652 U CN U2008200968652U CN 200820096865 U CN200820096865 U CN 200820096865U CN 201316834 Y CN201316834 Y CN 201316834Y
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CN
China
Prior art keywords
ram type
knife rest
ram
holder assembly
slide carriage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200968652U
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Chinese (zh)
Inventor
杨正辉
李卫民
裔黔
罗珍兴
刘成华
姜美琴
冉益江
尹才刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DUYUN GUIHANG DONGFANG MACHINE TOOL Co Ltd
Original Assignee
DUYUN GUIHANG DONGFANG MACHINE TOOL Co Ltd
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Filing date
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Priority to CNU2008200968652U priority Critical patent/CN201316834Y/en
Application granted granted Critical
Publication of CN201316834Y publication Critical patent/CN201316834Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a double-ram tool holder and a numerically-controlled planning machine employing same. The double-ram tool holder comprises a tool holder slide carriage, a front ram tool holder component and a rear ram tool holder component, wherein the front ram tool holder component is formed by connecting a servo system, a front ram body and a cutter; the rear ram tool holder component is formed by connecting a servo system, a rear ram body and a cutter; rolling screw pairs are installed in the front and the rear ram bodies, wherein nuts are fixed on the slide carriage, and rolling screw rods are fixed on the front and the rear ram bodies respectively; and the double-ram tool holder is connected on a beam slide carriage of the numerically-controlled planning machine employing same. The double-ram tool holder and the numerically-controlled planning machine employing same can achieve the function of reciprocating cutting, realize vertical cutter lifting and precise cutting of the double-ram tool holder, and process parts in various complicated shapes, such as circular arcs, quadratic surface contours and the like.

Description

A kind of pair of ram type knife rest and the numerical control gantry planer of this knife rest is housed
Technical field
The utility model relates to the numerical control gantry planer that a kind of cutting is used instrument and numerical control gantry planer, especially a kind of pair of ram type knife rest and this knife rest is housed.Described knife rest not only can be used for the numerical control gantry planer, and can be used in other machine tool.
Background technology
The knife rest parts of common metal-planing machine are made up of cutter box, tool rest, straight planker, common screw pair etc., when advancing, workbench carries out machining, knife rest is lifted when the workbench return, do not cut, its inefficiency, machining accuracy and service behaviour can not satisfy the requirement of numerical control gantry planer.
" the reciprocal planing tool frame of double-pole " of Dandong City, existing Liaoning Province, number of patent application is: CN93227646.6.Its planing tool is installed in that tool-post structure is rotating to be held in the cutter shaft, and one when cutting cutter, and another cutter is bumped by workpiece one, holds cutter shaft and rotates, and this planing tool is lifted with workpiece and slides, and realizes two-way reciprocal cutting with this.This patent can't respond the numerical control system command, and machining accuracy does not reach specification requirement.
Other has a kind of " the back and forth metal-planing machine of cutting " of Qingdao of Shandong province, and the patent No. is: CN02269779.9.Its knife rest is by the cylinder slip combination of tool-post structure and two middle opening square holes, and cutter places the square hole of cylinder, promotes cutter by stepper motor and alternately is in cutting state.The telescoping structure that this patent adopts, transmission accuracy is poor, and its stepper motor that adopts is controlled by the single board computer circuit and is realized moving up and down of cutter, can't satisfy the function and the required precision of numerical control gantry planer.
Above-mentioned " the reciprocal planing tool frame of double-pole " and " the back and forth metal-planing machine of cutting " only realizes back and forth cutting function, do not see the report that adopts digital control system.Therefore described knife rest and metal-planing machine can not accurately be controlled all directions motion, and can not cut the various complicated shapes with circular arc or quadratic surface profile.
Summary of the invention
For addressing the above problem, the utility model provides a kind of pair of ram type knife rest and the numerical control gantry planer of this knife rest is housed.
Described in the utility model pair of ram type knife rest is made up of knife rest slide carriage, preceding ram type cutter holder assembly, back ram type cutter holder assembly; Preceding ram type cutter holder assembly is made up of servo-drive system, advancing slip pillow, cutter; Back ram type cutter holder assembly is connected to form by servo-drive system, back ram body, cutter.Adopt two ram type knife rests of forward and backward ram, workbench is back and forth cut, increase work efficiency.
As a kind of improvement of the present utility model, described servo-drive system adopts the digital servo-drive system control that is complementary with digital control system.Under the control of digital control system, can make the ram type knife rest realize vertical cutter lifting and carry out precision cutting.Described servo-drive system is connected with various machines that load the ram type knife rest or the digital control system on the equipment, can accurately control the motion of ram type knife rest in all directions, accurately processes complex profile or arc surface.
As a kind of improvement of the present utility model, in advancing slip pillow and the back ram body ball-screw pair of nut is housed respectively, ball-screw is separately fixed on advancing slip pillow and the back ram body, and described ball-screw nut is fixed on the knife rest slide carriage.The ball-screw pair of nut can make two ram type knife rests realize the high-accuracy mechanical transmission, guarantees machining accuracy.
As a kind of improvement of the present utility model, advancing slip pillow and ram body below, back are fixed with cutter respectively, and the cutter head of cutter can be changed.This structure helps the selection and the replacing of tool category.
As a kind of improvement of the present utility model, the shape of cross section of knife rest slide carriage is I-shaped, its left and right inside groove is a rectangular guideway, ram type cutter holder assembly and back ram type cutter holder assembly before being equipped with respectively in the rectangular guideway, the secondary side of rectangular guideway that the secondary side of the rectangular guideway that the knife rest slide carriage cooperates with the advancing slip pillow of preceding ram type cutter holder assembly, knife rest slide carriage cooperate with the back ram body of back ram type cutter holder assembly respectively is equipped with panel, is used to adjust guide clearance.Adopt rectangular guideway can improve transmission rigidity, and be convenient to processing; Adopt the panel structure, can adjust guide clearance, guarantee the guiding accuracy when ram moves.Advancing slip pillow and back ram body are fixed on the knife rest slide carriage.
Above-mentioned pair of ram type knife rest can be widely used in machine tool, as the numerical control planer-type milling machine.The utility model is applied to the numerical control gantry planer especially.
The numerical control gantry planer of above-mentioned pair of ram type knife rest is housed, and described pair of ram type knife rest is connected on the crossbeam slide carriage of numerical control gantry planer, specifically advancing slip pillow or back ram body can be fixed on the crossbeam slide carriage of numerical control gantry planer.The servo-drive system of two ram type knife rests is connected with the digital control system of numerical control gantry planer, described metal-planing machine is back and forth cut, realize two vertical cutter liftinves of ram type knife rest and precision cutting, and can accurately control the motion of all directions, realize planing straight line, circular arc and part with various complicated shapes of quadratic surface profile.
Description of drawings
The two ram type knife rest front views of Fig. 1
Two ram type knife rests of Fig. 2 and slide carriage concern upward view
Fig. 3 A-A panel cut-away view.
Fig. 1: 1-servo-drive system 2-is advancing slip pillow 3-knife rest slide carriage 4-ball-screw
Ram body behind the 5-nut 6-cutter 7-cutter 8-
Fig. 2: ram type cutter holder assembly 11-panel before the ram type cutter holder assembly 10-behind the 9-
12-pressing plate 13-adjusts screw 14-crossbeam slide carriage
Fig. 3: 15-fixed thread
The specific embodiment
Embodiment 1:
Embodiment 1 is the embodiment of two ram type knife rests.
As depicted in figs. 1 and 2, described in the utility model pair of ram type knife rest is made up of knife rest slide carriage 3, preceding ram type cutter holder assembly 10, back ram type cutter holder assembly 9; Preceding ram type cutter holder assembly 10 is made up of servo-drive system 1, advancing slip pillow 2 and cutter 6; Back ram type cutter holder assembly 9 is made up of servo-drive system 1, back ram body 8, cutter 7.
As shown in Figure 1, servo-drive system 1 is fixedly connected on the top of advancing slip pillow 2, and the below of advancing slip pillow 2 is fixed with cutter 6 with modes such as bolt or welding.In the advancing slip pillow 2 cavity is arranged, the inboard has an elongated slot, elongated slot is communicated with cavity, ball-screw 4 and ball-screw nut 5 are housed in the cavity, one end of ball-screw 4 is connected with servo-drive system 1, the other end is fixedlyed connected with advancing slip pillow 2, and described ball-screw nut 5 is contained on the nut seat, and is fixed by bolts on the knife rest slide carriage 3.Described ball-screw nut 5 also can be made into the profile that adapts with knife rest slide carriage 3, is directly installed on the knife rest slide carriage 3.Get out of the way ball-screw nut 5 and nut seat when ram type cutter holder assembly 10 moved up and down before elongated slot was mainly used in.Relative motion by the ball-screw pair of nut, can make ball-screw 4 drive advancing slip pillow 2 moves up and down, and then the cutter that drives described preceding ram type cutter holder assembly 10 accurately moves up and down, make described pair of ram type knife rest realize accurately moving of high-accuracy mechanical transmission and vertical direction, improve transmission accuracy and machining accuracy.
As shown in Figure 1, described servo-drive system 1 is fixedly connected on advancing slip pillow 2 tops, and servo-drive system 1 adopts the digital servo-drive system control that is complementary with digital control system.Under the control of digital control system, ram type cutter holder assembly 10 is realized vertically lifting cutter 6 before can making, and reaches the purpose of precision cutting.Described servo-drive system is connected with various machines that load the ram type knife rest or the digital control system on the equipment, can accurately control the motion of ram type knife rest in all directions, accurately processes complex profile or arc surface.
As shown in Figure 1, advancing slip pillow 2 below fixed cutting tools 6, the cutter head of cutter 6 can be changed.This structure helps the selection and the replacing of tool category.
The composition of back ram type cutter holder assembly 9 is identical with preceding ram type cutter holder assembly 10 with structure.
As shown in Figure 2, preceding ram type cutter holder assembly 10, back ram type cutter holder assembly 9 and knife rest slide carriage 3 connect as one.The shape of cross section of knife rest slide carriage 3 is I-shaped, and the both sides of knife rest slide carriage 3 longitudinally form left and right inside groove, the guide rail that left and right inside groove moves as advancing slip pillow 2 and back ram body 8.Left and right inside groove is preferably rectangle, forms rectangular guideway.Ram type cutter holder assembly 10 before being equipped with in one guide rail is equipped with back ram type cutter holder assembly 9 in another guide rail.The left and right inside groove shape of knife rest slide carriage 3 can adopt other shape, but adopts rectangular guideway can improve transmission rigidity, and is convenient to processing.
Adopt between the advancing slip pillow 2 of knife rest slide carriage 3 and preceding ram type cutter holder assembly 10 that rectangular guideway is secondary to be cooperated, and preceding ram type cutter holder assembly 10 is fixed on the knife rest slide carriage 3 with pressing plate 12.The rectangular guideway pair that cooperates between knife rest slide carriage 3 and the preceding ram type cutter holder assembly 10 will cooperate scraping, and pressing plate 12 is fixed with employing bolt after the sliding surface of preceding ram type cutter holder assembly 10 will cooperate scraping or alternate manner.
Between the side rails that knife rest slide carriage 3 and advancing slip pillow 2 cooperatively interact panel 11 is housed, panel 11 is mainly used in the adjustment guide clearance, guaranteeing guide clearance and guiding accuracy, and then the guiding accuracy when the advancing slip pillow 2 of ram type cutter holder assembly 10 moves up and down before guaranteeing.Concrete work says, adjusts gap between advancing slip pillow 2 and the knife rest slide carriage 3 by the inclined-plane of facing-up panel 11, and with assurance guide clearance and guiding accuracy, the gradient of panel 11 can be 1: 50~1: 100.As shown in Figure 3, install panel 11 after, with adjusting screw 13 panel 11 is fixed on the knife rest slide carriage 3, and further fixes with fixed thread 15, prevent panel 11 plaies.
The structure of back ram type cutter holder assembly 9 and installation are identical with preceding ram type cutter holder assembly 10.
Ram type cutter holder assembly 10,9 liang of group cutters of back ram type cutter holder assembly before described pair of ram type knife rest adopts, and adopting ball-screw pair of nut and servo-drive system, described servo-drive system can also be connected with machine that two ram type knife rests are installed or the digital control system on the equipment.Under the control of ball-screw pair of nut and digital control system, described pair of ram type knife rest has three aspect beneficial effects: the one, can back and forth cut; The 2nd, realize two vertical cutter liftinves of ram type knife rest and precision cutting, and can accurately control all directions motion; The 3rd, can processing linear, circular arc and part with various complicated shapes of quadratic surface profile.
Embodiment 2:
Embodiment 2 is used for the situation of numerical control gantry planer for 1 described pair of ram type knife rest of embodiment.
The numerical control gantry planer of described pair of ram type knife rest is housed, and described pair of ram type knife rest is connected on the crossbeam slide carriage of numerical control gantry planer.Described pair of ram type knife rest can be used as a global facility and is fixed on the crossbeam slide carriage 14 with universal method, specifically described back ram body or advancing slip pillow can be connected on the crossbeam slide carriage of numerical control gantry planer.Adopt two ram type knife rests of forward and backward ram, can realize the back and forth function of cutting of workbench, improved operating efficiency.Under the digital control system control of numerical control gantry planer, can realize the function of the vertical cutter lifting of ram type knife rest, precision cutting, and the part of the various complicated shapes of the straight line of planing, circular arc and quadratic surface profile.

Claims (8)

1, a kind of pair of ram type knife rest, it is characterized in that: described pair of ram type knife rest is made up of knife rest slide carriage (3), preceding ram type cutter holder assembly (10), back ram type cutter holder assembly (9), and described preceding ram type cutter holder assembly (10) is made up of servo-drive system (1), advancing slip pillow (2), cutter (6); Described back ram type cutter holder assembly (9) is made up of servo-drive system (1), back ram body (8), cutter (7).
2, according to claim 1 pair of ram type knife rest is characterized in that: described servo-drive system is digital servo-control system.
3, according to claim 1 pair of ram type knife rest, it is characterized in that: in described advancing slip pillow (2) and the back ram body (8) the ball-screw pair of nut is housed respectively, described ball-screw (4) is separately fixed on advancing slip pillow (2) and the back ram body (8), and described ball-screw nut (5) is fixed on the knife rest slide carriage (3).
4, according to claim 1 pair of ram type knife rest is characterized in that: the cutter cutter head of ram type cutter holder assembly (10) or back ram type cutter holder assembly (9) is replaceable before described.
5, according to claim 1 pair of ram type knife rest, it is characterized in that: the shape of cross section of described knife rest slide carriage (3) is I-shaped, the left and right inside groove of described knife rest slide carriage is a rectangular guideway, fromer rail is equipped with preceding ram type cutter holder assembly (10), and rear rail is equipped with back ram type cutter holder assembly (9).
6, according to claim 5 pair of ram type knife rest is characterized in that: panel (11) respectively is equipped with in the secondary side of rectangular guideway that the secondary side of the rectangular guideway that described knife rest slide carriage (3) cooperates with the advancing slip pillow (2) of preceding ram type cutter holder assembly (10), knife rest slide carriage (3) cooperate with the back ram body (8) of back ram type cutter holder assembly (9).
7, a kind of numerical control gantry planer that is equipped with as any one described pair of ram type knife rest in the claim 1 to 5, described pair of ram type knife rest is connected on the crossbeam slide carriage (14) of numerical control gantry planer.
8, a kind of numerical control gantry planer as claimed in claim 7, described back ram body (8) or advancing slip pillow (2) are connected on the crossbeam slide carriage (14) of numerical control gantry planer.
CNU2008200968652U 2008-12-19 2008-12-19 Double-ram tool holder and numerically-controlled planning machine employing same Expired - Fee Related CN201316834Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200968652U CN201316834Y (en) 2008-12-19 2008-12-19 Double-ram tool holder and numerically-controlled planning machine employing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200968652U CN201316834Y (en) 2008-12-19 2008-12-19 Double-ram tool holder and numerically-controlled planning machine employing same

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103801749A (en) * 2013-11-08 2014-05-21 浙江博雷重型机床制造有限公司 Numerically-controlled double housing planer
CN109604699A (en) * 2018-11-20 2019-04-12 中国航发贵州黎阳航空动力有限公司 A kind of plane formula device and its application method for removing piece surface

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103801749A (en) * 2013-11-08 2014-05-21 浙江博雷重型机床制造有限公司 Numerically-controlled double housing planer
CN103801749B (en) * 2013-11-08 2016-06-08 浙江博雷重型机床制造有限公司 A kind of numerical control gantry plane
CN109604699A (en) * 2018-11-20 2019-04-12 中国航发贵州黎阳航空动力有限公司 A kind of plane formula device and its application method for removing piece surface

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090930

Termination date: 20111219