CN103521783B - The truning fixture of dovetail groove - Google Patents
The truning fixture of dovetail groove Download PDFInfo
- Publication number
- CN103521783B CN103521783B CN201310445272.8A CN201310445272A CN103521783B CN 103521783 B CN103521783 B CN 103521783B CN 201310445272 A CN201310445272 A CN 201310445272A CN 103521783 B CN103521783 B CN 103521783B
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- CN
- China
- Prior art keywords
- upper slide
- slide rest
- dovetail groove
- guide rail
- truning fixture
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention provides a kind of truning fixture of dovetail groove, belong to machine tool component technical field.When it solving existing lathe process annular dovetail slot, working (machining) efficiency is high and be not suitable for the problem produced in enormous quantities.The truning fixture of this dovetail groove comprises saddle, described saddle is provided with the upper slide rest be inclined to set and the driving mechanism that described upper slide rest can be driven to move back and forth along its incline direction, described upper slide rest is provided with toolbox, described toolbox comprises two in shaft-like forming cutter, forming cutter described in two all be arranged in parallel along the incline direction of described upper slide rest, has the gap passed for workpiece between the outer end of the forming cutter described in two.The truning fixture of this dovetail groove has that structure is simple, working (machining) efficiency comparatively advantages of higher.
Description
Technical field
The invention belongs to machine tool component technical field, relate to a kind of truning fixture, particularly a kind of truning fixture of dovetail groove.
Background technology
Turnery processing is on lathe, utilize workpiece to rotate the method for workpiece being carried out to machining relative to cutter.The cutting energy of turnery processing provides primarily of workpiece instead of cutter.Turning is the most basic, modal cutting working method, occupies very consequence aborning.Turning is suitable for processing rotary surface, and the workpiece that major part has rotary surface can be processed with method for turning, and as inside and outside circle cylinder, the inside and outside circle conical surface, end face, groove, screw thread and rotoforming face etc., cutter for same is forming cutter mainly.
When processing the annular dovetail slot of sidewall of rod-shaped workpiece, being generally placed on numerically controlled lathe and processing, and adopting both sides to have the cutting edge identical with annular dovetail slot gradient.When turning, cutter is along workpiece radial feed, turning goes out rectangular channel, then cutter is along the axial feed of workpiece, and turning goes out an inclined-plane of annular dovetail slot, at the axial feed reversing of cutter along workpiece, turning goes out another inclined-plane of annular dovetail slot, cutter exits, and now, annular dovetail slot turnery processing completes.But process annular dovetail slot on numerically controlled lathe, because cutter needs to walk multiple tracks work step, therefore working (machining) efficiency is not high, is especially unsuitable for large batch of processing.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose the truning fixture of the higher dovetail groove of a kind of working (machining) efficiency.
Object of the present invention realizes by following technical proposal: the truning fixture of dovetail groove, comprise saddle, it is characterized in that, described saddle is provided with the upper slide rest be inclined to set and the driving mechanism that described upper slide rest can be driven to move back and forth along its incline direction, described upper slide rest is provided with toolbox, described toolbox comprises two in shaft-like forming cutter, forming cutter described in two all be arranged in parallel along the incline direction of described upper slide rest, has the gap passed for workpiece between the outer end of the forming cutter described in two.
The truning fixture of this dovetail groove on the main planker being arranged on lathe, and is positioned at the side of lathe dog.Operationally, by piece-holder on chuck, the main spindle box of lathe drives chuck to rotate, when turning dovetail groove, driving mechanism drives upper slide rest horizontal tilt to move, make wherein one forming cutter to be carried out turnery processing along the gradient of dovetail groove to workpiece in toolbox, make one of them inclined-plane of this forming cutter turning dovetail groove, driving mechanism drives upper slide rest translation, make another inclined-plane of another forming cutter turnery processing dovetail groove, then withdrawing, realizes the turning of dovetail groove, has the higher and simple advantage of structure of working (machining) efficiency.
In the truning fixture of above-mentioned dovetail groove, guiding mechanism is provided with between described saddle and described upper slide rest, described guiding mechanism comprises and is connected in guide rail on described saddle and described guide rail is inclined to set, and described upper slide rest has the chute that matches with described guide rail and described guide rail is embedded on described chute.The angle of inclination of guide rail is identical with the angle of inclination of the sidewall of dovetail groove, and when upper slide rest slides along the guide effect of guide rail and chute, have good guide effect, chute can adopt swallow-tail form.Guiding mechanism also can adopt the line slide rail be connected on saddle, and the side that described line slide rail is parallel to dovetail groove is arranged, and upper slide rest is fixed with the slide block matched with line slide rail.
In the truning fixture of above-mentioned dovetail groove, described driving mechanism is the oil cylinder that cylinder body is connected on described guide rail, and the piston rod of described oil cylinder is connected mutually with described upper slide rest.Driving mechanism adopts oil cylinder, when oil cylinder drives upper slide rest to make alternating translational, has and promotes steadily and speed, improve the efficiency of turning.
In the truning fixture of above-mentioned dovetail groove, described driving mechanism is the cylinder that cylinder body is connected on described guide rail, and the piston rod of described cylinder is connected mutually with described upper slide rest.Driving mechanism adopts cylinder, and have feed speed very fast, cost is advantage easily.
In the truning fixture of above-mentioned dovetail groove, described upper slide rest comprises upper slide rest one and upper slide rest two and described upper slide rest one is equipped with chute with the downside of described upper slide rest two, described saddle is fixed with guide rail, and described upper slide rest one is all embedded on described guide rail with the chute of described upper slide rest two, the sidepiece of described guide rail is fixed with two oil cylinders respectively and the piston rod of described oil cylinder is connected with upper slide rest one and upper slide rest two-phase respectively.
In the truning fixture of above-mentioned dovetail groove, two forming cutters of described toolbox are individually fixed on described upper slide rest one and described upper slide rest two and two described forming cutters be arranged in parallel.Two of toolbox forming cutters are fixing with on upper slide rest one and upper slide rest two respectively, during by oil cylinder drive upper slide rest one feeding, make a side of the forming cutter turning dovetail groove be arranged on upper slide rest one, another oil cylinder drives upper slide rest two feeding, make another side of the forming cutter turning dovetail groove be arranged on upper slide rest two, there is the advantage that structure is simple, working (machining) efficiency is higher.
In the truning fixture of above-mentioned dovetail groove, the governor motion that can regulate described guide rail horizontal direction angle is provided with between described guide rail and described saddle, described governor motion comprises rotating disk and the screw that side has looping pit, described rotating disk is connected mutually with guide rail, and described screw passes the looping pit of described rotating disk and is connected with described saddle screw thread.When the dovetail groove of the different gradient of turning, unclamp screw, rotate rotating disk and adjust guide rail to the position paralleled with dovetail groove sidewall, then locking rotating disk, reaching adjustment cutting angle, have and regulate conveniently advantage.Alternatively, rotating disk can be integrally manufactured with the downside of guide rail.
In the truning fixture of above-mentioned dovetail groove, the quantity of the toolbox that described upper slide rest is provided with is 1-6.The quantity of the toolbox on upper slide rest is 1-6, can the dovetail groove of turner respective amount simultaneously, has the advantage that working (machining) efficiency is high.
In the truning fixture of above-mentioned dovetail groove, the main cutting edge of the forming cutter described in two parallels with two sidewalls of described dovetail groove respectively, and the front cutting edge of the forming cutter described in two all parallels with the bottom surface of described dovetail groove.Two forming cutters of toolbox relatively and be located along the same line, the main cutting edge of two forming cutters parallels with two sidewalls of dovetail groove respectively, the front cutting edge of two forming cutters all parallels with the bottom surface of dovetail groove, when upper slide rest drives forming cutter to cut, disposablely can complete the turning of dovetail groove, add the turning efficiency that improve dovetail groove.
In the truning fixture of above-mentioned dovetail groove, described forming cutter is located mutually by screw and described upper slide rest.Forming cutter is located mutually by screw and upper slide rest, has easy accessibility and connects comparatively firmly advantage.
In the truning fixture of above-mentioned dovetail groove, described toolbox also comprises and is connected in described upper slide rest and one end protrudes from the blade row of upper slide rest sidepiece, described blade row have cutter groove and screw, the inner of described forming cutter is embedded in described cutter groove, and the inner that described screw thread is connected to screw on blade row and described leans the inner at forming cutter.Blade row is connected on upper slide rest by screw, is connected on upper slide rest by screw by forming cutter, has and locks firmly and the replacing be convenient to forming cutter.
Compared with prior art, the truning fixture of this dovetail groove has the following advantages:
When 1, driving upper slide rest to make alternating translational by the forming cutter that is inclined to set and oil cylinder, make toolbox along the gradient feeding of dovetail groove, the turning that once can complete dovetail groove is shaping, has the advantage that turning efficiency is higher;
2, forming cutter is located mutually by screw and the blade row be fixed on upper slide rest, has easy accessibility and connects comparatively firmly advantage;
3, the truning fixture of this dovetail groove also has the advantage that structure is simple, manufacturing cost is lower.
Accompanying drawing explanation
Fig. 1 is the perspective view of the truning fixture of this dovetail groove.
Fig. 2 is the plan structure schematic diagram of the truning fixture of this dovetail groove.
Structural representation when Fig. 3 is the work of the truning fixture of this dovetail groove.
Toolbox when Fig. 4 is the cutting of the truning fixture of this dovetail groove and workpiece schematic diagram.
In figure, 1, saddle; 2, upper slide rest; 2a, upper slide rest one; 2b, upper slide rest two; 3, driving mechanism; 3a, oil cylinder; 4, toolbox; 4a, blade row; 4b, forming cutter; 4b1, main cutting edge; 4b2, front cutting edge; 5, guiding mechanism; 5a, guide rail; 5b, chute; 6, governor motion; 6a, rotating disk; 7, screw; 8, machine tool chuck; 9, lathe headstock.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figures 1 to 4, the truning fixture of dovetail groove, comprises saddle 1, and saddle 1 is provided with the upper slide rest 2 be inclined to set, be provided with guiding mechanism 5 between saddle 1 and upper slide rest 2, guiding mechanism 5 comprises and is connected to guide rail 5a on saddle 1 and guide rail 5a is inclined to set.The downside that upper slide rest 2 comprises upper slide rest one 2a and upper slide rest two 2b, upper slide rest one 2a and upper slide rest two 2b is equipped with chute 5b, and the chute 5b of upper slide rest one 2a and upper slide rest two 2b is all embedded on guide rail 5a.Alternatively, guiding mechanism 5 also can adopt the line slide rail be connected on saddle 1, and the side that line slide rail is parallel to dovetail groove is arranged, and upper slide rest 2 is fixed with the slide block matched with line slide rail.
Saddle 1 is provided with driving mechanism 3, driving mechanism 3 comprises two oil cylinder 3a of the sidepiece being connected in guide rail 5a, the piston rod of oil cylinder 3a is connected with upper slide rest one 2a and upper slide rest two 2b phase respectively, driving mechanism 3 adopts oil cylinder 3a, when oil cylinder 3a drives upper slide rest 2 to make alternating translational, have and promote steadily and speed, improve the efficiency of turning.Alternatively, driving mechanism 3 is cylinder.Driving mechanism 3 adopts cylinder, and have feed speed very fast, cost is advantage easily.
The quantity of the toolbox 4 that upper slide rest 2 is provided with is 1-6, can the dovetail groove of turner respective amount simultaneously, has the advantage that working (machining) efficiency is high.Toolbox 4 comprises two forming cutter 4b being separately fixed at the blade row 4a on upper slide rest one 2a and upper slide rest two 2b and being separately positioned on blade row 4a, and two forming cutter 4b all be arranged in parallel along the incline direction of upper slide rest.One end of blade row 4a all protrudes from corresponding upper slide rest 2 sidepiece, and blade row 4a all has cutter groove and screw 7, the inner of forming cutter 4b is all embedded in cutter groove, has the gap passed for workpiece between the outer end of two forming cutter 4b.Screw 7 is threaded on blade row 4a and the inner of screw 7 and leans in the inner of forming cutter 4b.Blade row 4a is connected on upper slide rest 2 by screw 7, is connected on upper slide rest 2 by forming cutter 4b by screw 7, has and locks firmly and the replacing be convenient to forming cutter 4b.Forming cutter 4b can adopt tungsten steel forming knife, has longer advantage in service life.
Two parallel and be inclined to set in shaft-like forming cutter 4b, and the main cutting edge 4b1 of two forming cutter 4b parallels with two sidewalls of dovetail groove respectively, and the front cutting edge 4b2 of two forming cutter 4b all parallels with the bottom surface of dovetail groove.Two forming cutter 4b of toolbox 4 relatively and the main cutting edge 4b1 of two forming cutter 4b parallel with two sidewalls of dovetail groove respectively, the front cutting edge 4b2 of two forming cutter 4b all parallels with the bottom surface of dovetail groove, when upper slide rest 2 drives forming cutter 4b to cut, disposablely can complete the turning of dovetail groove, add the turning efficiency that improve dovetail groove.
The governor motion 6 that can regulate guide rail 5a horizontal direction angle is provided with between guide rail 5a and saddle 1, governor motion 6 comprises rotating disk 6a and the screw 7 that side has looping pit, rotating disk 6a is connected with guide rail 5a phase, and screw 7 passes the looping pit of rotating disk 6a and is connected with saddle 1 screw thread.When the dovetail groove of the different gradient of turning, unclamp screw 7, rotate rotating disk 6a and adjust guide rail 5a to the position paralleled with dovetail groove sidewall, then locking rotating disk 6a, reaching adjustment cutting angle, have and regulate conveniently advantage.Alternatively, rotating disk 6a can be integrally manufactured with the downside of guide rail 5a.
The truning fixture of this dovetail groove on the main planker being arranged on lathe, and is positioned at the side of machine tool chuck 8.Operationally, by piece-holder on machine tool chuck 8, the main spindle box 9 of lathe drives chuck to rotate, when turning dovetail groove, during by oil cylinder 3a drive upper slide rest one 2a feeding, make a side of the forming cutter 4b turning dovetail groove be arranged on upper slide rest one 2a, another oil cylinder 3a drives upper slide rest two 2b feeding, make another side of the forming cutter 4b turning dovetail groove be arranged on upper slide rest two 2b, there is the advantage that structure is simple, working (machining) efficiency is higher.
Alternatively, the truning fixture of this dovetail groove can adopt a cylinder body to be connected in oil cylinder 3a on guide rail, drives upper slide rest 2 to make toolbox 4 carry out turnery processing to two sidewalls of dovetail groove successively do feeding.
This dovetail groove truning fixture can (application number: 201220459559.7) combinationally use can realize the processing of the automatic turning dovetail groove to workpiece, have higher operating efficiency with the pay-off of automatic processing machine tool.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the term such as saddle 1, upper slide rest 2, upper slide rest one 2a, upper slide rest two 2b, driving mechanism 3, oil cylinder 3a, toolbox 4, blade row 4a, forming cutter 4b, main cutting edge 4b1, front cutting edge 4b2, guiding mechanism 5, guide rail 5a, chute 5b, governor motion 6, rotating disk 6a, screw 7 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (9)
1. the truning fixture of dovetail groove, comprise saddle (1), it is characterized in that, described saddle (1) is provided with the upper slide rest (2) be inclined to set and the driving mechanism (3) that described upper slide rest (2) can be driven to move back and forth along its incline direction, described upper slide rest (2) is provided with toolbox (4), described toolbox (4) comprises two in shaft-like forming cutter (4b), forming cutter (4b) described in two all be arranged in parallel along the incline direction of described upper slide rest (2), there is between the outer end of the forming cutter (4b) described in two gap passed for workpiece, the main cutting edge (4b1) of the forming cutter (4b) described in two parallels with two sidewalls of described dovetail groove respectively, the front cutting edge (4b2) of the forming cutter (4b) described in two all parallels with the bottom surface of described dovetail groove.
2. the truning fixture of dovetail groove according to claim 1, it is characterized in that, guiding mechanism (5) is provided with between described saddle (1) and described upper slide rest (2), described guiding mechanism (5) comprises and is connected in guide rail (5a) on described saddle (1) and described guide rail (5a) is inclined to set, and described upper slide rest (2) has the chute (5b) matched with described guide rail (5a) and described guide rail (5a) is embedded on described chute (5b).
3. the truning fixture of dovetail groove according to claim 2, it is characterized in that, described driving mechanism (3) is the oil cylinder (3a) on cylinder body is connected in described guide rail (5a), and the piston rod of described oil cylinder (3a) is connected mutually with described upper slide rest (2).
4. the truning fixture of dovetail groove according to claim 2, it is characterized in that, described driving mechanism (3) is the cylinder on cylinder body is connected in described guide rail (5a), and the piston rod of described cylinder is connected mutually with described upper slide rest (2).
5. the truning fixture of dovetail groove according to claim 1, it is characterized in that, described upper slide rest (2) comprises upper slide rest one (2a) and upper slide rest two (2b) and described upper slide rest one (2a) is equipped with chute (5b) with the downside of described upper slide rest two (2b), described saddle (1) is fixed with guide rail (5a), and described upper slide rest one (2a) is all embedded on described guide rail (5a) with the chute (5b) of described upper slide rest two (2b), the sidepiece of described guide rail (5a) is fixed with two oil cylinders (3a) respectively and the piston rod of described oil cylinder (3a) is connected mutually with upper slide rest one (2a) and upper slide rest two (2b) respectively.
6. the truning fixture of dovetail groove according to claim 5, it is characterized in that, two forming cutters (4b) of described toolbox (4) are individually fixed in described upper slide rest one (2a) and described upper slide rest two (2b) goes up and two described forming cutters (4b) be arranged in parallel.
7. the truning fixture of the dovetail groove according to Claims 2 or 3 or 4 or 5, it is characterized in that, the governor motion (6) that can regulate described guide rail (5a) horizontal direction angle is provided with between described guide rail (5a) and described saddle (1), described governor motion (6) comprises side and has the rotating disk (6a) of looping pit and screw (7), described rotating disk (6a) is connected mutually with guide rail (5a), described screw (7) through described rotating disk (6a) looping pit and be connected with described saddle (1) screw thread.
8. the truning fixture of the dovetail groove according to claim 1 or 2 or 3 or 4 or 5 or 6, it is characterized in that, described forming cutter (4b) is located mutually by screw (7) and described upper slide rest (2).
9. the truning fixture of the dovetail groove according to claim 1 or 2 or 3 or 4 or 5 or 6, it is characterized in that, described toolbox (4) also comprises and is connected in the blade row (4a) that the upper and one end of described upper slide rest (2) protrudes from upper slide rest (2) sidepiece, described blade row (4a) have cutter groove and screw (7), the inner of described forming cutter (4b) is embedded in described cutter groove, and described screw (7) is threaded on blade row (4a) and the inner of described screw (7) and leans in the inner of forming cutter (4b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310445272.8A CN103521783B (en) | 2013-09-26 | 2013-09-26 | The truning fixture of dovetail groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310445272.8A CN103521783B (en) | 2013-09-26 | 2013-09-26 | The truning fixture of dovetail groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103521783A CN103521783A (en) | 2014-01-22 |
| CN103521783B true CN103521783B (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310445272.8A Expired - Fee Related CN103521783B (en) | 2013-09-26 | 2013-09-26 | The truning fixture of dovetail groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103521783B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931730A (en) * | 2017-11-20 | 2018-04-20 | 广东欧珀移动通信有限公司 | A kind of processing method of housing, housing and mobile terminal |
| CN111673099B (en) * | 2020-04-30 | 2021-10-08 | 武汉船用机械有限责任公司 | Dovetail groove cutting tool and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1395716A (en) * | 1971-09-07 | 1975-05-29 | Perryman I J | Work table and a method of and means for attaching same to a lathe |
| CN202123258U (en) * | 2011-05-16 | 2012-01-25 | 柳品法 | Cutter feed mechanism of planker for automatic lathe |
| CN202517046U (en) * | 2012-01-11 | 2012-11-07 | 王瑞成 | Machine tool for machining drill bit |
| CN202571315U (en) * | 2012-04-25 | 2012-12-05 | 张新强 | Dual-carriage tool rest mechanism for numerically controlled lathe |
| CN202621924U (en) * | 2012-05-24 | 2012-12-26 | 上海大速电机有限公司 | Numerical control machine tool special for lathing and groove cutting of blank shaft |
| CN203526553U (en) * | 2013-09-26 | 2014-04-09 | 玉环县佳颂工业自动化设备厂 | Turning device for dovetail groove |
-
2013
- 2013-09-26 CN CN201310445272.8A patent/CN103521783B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1395716A (en) * | 1971-09-07 | 1975-05-29 | Perryman I J | Work table and a method of and means for attaching same to a lathe |
| CN202123258U (en) * | 2011-05-16 | 2012-01-25 | 柳品法 | Cutter feed mechanism of planker for automatic lathe |
| CN202517046U (en) * | 2012-01-11 | 2012-11-07 | 王瑞成 | Machine tool for machining drill bit |
| CN202571315U (en) * | 2012-04-25 | 2012-12-05 | 张新强 | Dual-carriage tool rest mechanism for numerically controlled lathe |
| CN202621924U (en) * | 2012-05-24 | 2012-12-26 | 上海大速电机有限公司 | Numerical control machine tool special for lathing and groove cutting of blank shaft |
| CN203526553U (en) * | 2013-09-26 | 2014-04-09 | 玉环县佳颂工业自动化设备厂 | Turning device for dovetail groove |
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| Publication number | Publication date |
|---|---|
| CN103521783A (en) | 2014-01-22 |
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