CN201482984U

CN201482984U - Lathe

Info

Publication number: CN201482984U
Application number: CN2009201865395U
Authority: CN
Inventors: 柯木义
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-23
Filing date: 2009-07-23
Publication date: 2010-05-26
Anticipated expiration: 2019-07-23

Abstract

The utility model discloses a lathe. The lathe comprises a headstock, an operation panel, a feed box, a tool post carriage, and a tool post saddle, wherein a main shaft of the headstock is a quill shaft and is provided with a coaxial power supply unit; an external power of the operation panel is connected with incoming cables of the coaxial power supply unit through the main quill shaft; the incoming cables are connected with a synchronous speed regulating motor in the feed box; the tool post carriage and the tool post saddle are driven by a drive gear of the synchronous speed regulating motor; a main shaft couple plug of the coaxial power supply unit is inserted on the tail part of the main quill shaft of the headstock; a main shaft suspender is fixed in the main quill shaft; the main shaft suspender is sleeved with an insulated sleeve outside; ball bearings are uniformly sleeved on the insulated sleeve; the incoming cables are respectively connected with an electrode retaining collar which is welded on an electrode collar arranged on an outer ring of the ball bearing; and one end of an outlet cable is connected to the electrode collar which is welded on an inner ring of the ball bearing. The lathe can reduce times of clamping workpieces, enhance work efficiency, and widen the application range of a horizontal lathe.

Description

A kind of lathe

Technical field

The utility model belongs to the lathe field, and more particularly, the utility model relates to a kind of lathe.

Background technology

At present, the working method of general horizontal lathe is: workpiece clamp is contained on the head chuck, lathe tool is installed on the guide rail planker knife rest of displacement in length and breadth, head drives chuck and rotates the processing of finishing workpiece, cutting pipe fitting, valve type are with threeway, four-way or elbow workpiece in the majority, then need multiple clamping, not only influence working (machining) efficiency, also reduced the machining accuracy of workpiece simultaneously; And big workpiece has increased the clamping difficulty of workpiece on chuck because the weight and the size of workpiece itself are relatively large, the head increase of loading simultaneously, and when processing big workpiece, vibration equipment influences the surface smoothness of working (machining) efficiency and workpiece to be machined; As can be known described according to " pipe fitting processing and equipment adaptation data list ", different workpieces are selected different lathes, and a chassis bed is difficult to finish the process requirements of different workpieces, this shows that the working method of prior art has limited the horizontal lathe scope of application.

The utility model content

Technical problem to be solved in the utility model provides a kind of lathe, and this kind lathe can reduce workpiece and clamp number of times, improves working (machining) efficiency, expands the horizontal lathe scope of application.

To achieve these goals, the technical scheme that the utility model is taked is: this lathe that is provided, comprise headstock, guidance panel, feed box, tool rest carriage and knife rest seat board, the main shaft of described headstock is a quill shaft, it is provided with coaxial Power Supply Assembly, the external power supply of guidance panel links to each other with the inlet wire cable that coaxial Power Supply Assembly is provided with through hollow main shaft, the inlet wire cable links to each other with synchronous variable-speed motor in the feed box, the travelling gear transmission tool rest carriage of synchronous variable-speed motor and the rotation of knife rest seat board.

Described coaxial Power Supply Assembly is provided with main shaft idol plug and main shaft suspension rod, main shaft idol plug socket joint is at the hollow main shaft afterbody of headstock, the main shaft suspension rod is fixed in the hollow main shaft, main shaft suspension rod overcoat insulating sleeve, ball bearing evenly is socketed on the insulating sleeve, the inlet wire cable is connected with the electrode retaining collar that welds on the electrode collar that the ball bearing outer ring is provided with respectively, and outlet cable one end is connected on the electrode retaining collar that the ball bearing inner ring welds, and the other end links to each other with the synchronous variable-speed motor of slip crate.

The two ends of the main shaft suspension rod of described coaxial Power Supply Assembly are respectively arranged with frontal plane bearing and back plane bearing, be provided with preceding end bearing between frontal plane bearing and the ball bearing, preceding relative frontal plane bearing one side of end bearing is provided with outside framework oil seal, be provided with rear end bearing between back plane bearing and the ball bearing, relative back plane bearing one side of rear end bearing is provided with outside framework oil seal.

The outer socket bearing sheath of described coaxial Power Supply Assembly.

Described electrode retaining collar is made for the good conductor copper sheet.

Described coaxial Power Supply Assembly insulating sleeve is evenly equipped with the through hole that with main shaft suspension rod communicate identical with ball bearing quantity, and the outlet cable passes in the main shaft that through hole places hollow.

Be provided with the lining ring of insulation between the ball bearing of described coaxial Power Supply Assembly socket.

Adopt the technical solution of the utility model, during the machined into workpiece, main shaft rotates, and an end drives coaxial Power Supply Assembly, and end drive head backrest, motor cabinet shell, synchronous variable-speed motor, tool rest carriage together rotate, travelling gear driving tool rest carriage screw mandrel by the synchronous variable-speed motor is made reciprocal rotating band movable knife rack planker, drive cutter and finish cutwork, work piece is installed on the head chuck, the cutter rotation, work is flexible, the machining precision height; The interior power supply unit of coaxial Power Supply Assembly is to each parts power supply of lathe, and according to the needs of each parts, interior power supply unit can be respectively for the signal of telecommunication of different voltages, and tool rest carriage can be free to advance or retreat, overcome the problem that the inside and outside power supply of traditional rotation electromechanical equipment is communicated with; Adopt the assembling form of electromechanical integration, reduce workpiece and clamp number of times, improve working (machining) efficiency, workpiece places on the guide rail planker, and multi-faceted accurate location has alleviated the head load, has improved the machining accuracy of workpiece; The head light load, then head can be raised in right amount, can finish the processing of large-diameter workpiece; According to the requirement of different workpieces, a chassis bed just can satisfy, and has expanded the scope of application of general horizontal lathe.

Description of drawings

Below expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure are briefly explained:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a coaxial Power Supply Assembly structural representation of the present utility model;

Fig. 3 is a ball bearing structure schematic diagram of the present utility model.

Be labeled as among the figure: 1, headstock; 2, bearing gland; 3, main shaft; 4, drive end bearing bracket; 5, preceding end bearing; 6, lining ring; 7, ball bearing; 8, outer tube; 9, electrode collar; 10, rear end bearing; 11, rear end cap; 12, outside framework oil seal; 13, back plane bearing; 14, main shaft idol plug; 15, main shaft suspension rod; 16, outlet cable; 17, insulating sleeve; 18, inlet wire cable; 19, bearing sheath; 20, electrode retaining collar; 21, frontal plane bearing; 22, through hole; 23 and cap; 24, coaxial Power Supply Assembly; 25, guidance panel; 26, synchronous variable-speed motor; 27, head backrest; 28, motor cabinet shell; 29, tool rest carriage; 30, blade row; 31, blade row seat board; 32, travelling gear; 33, locknut; 34, power supply lead wire.

The specific embodiment

Contrast accompanying drawing below,, to mutual alignment and annexation between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and manipulate method etc., be described in further detail by description to embodiment.

A kind of lathe structure schematic diagram of the utility model as Fig. 1 expression, comprise headstock 1, guidance panel 25, feed box and slip crate, the main shaft 3 of headstock 1 is a quill shaft, it is provided with coaxial Power Supply Assembly 24, the external power supply of guidance panel 25 links to each other with the inlet wire cable 18 that coaxial Power Supply Assembly 24 is provided with through hollow main shaft 3, and inlet wire cable 18 links to each other with gear in the feed box; The motor cabinet shell 28 built-in synchronous variable-speed motors 26 of feed box, motor cabinet shell 28 1 ends link to each other by bolt with head backrest 27 flanges, the other end is connected with the tool rest carriage 29 of slip crate by dovetail groove, travelling gear 32 idols of knife rest screw mandrel output shaft and synchronous variable-speed motor 26 connect, and tool rest carriage 29 is affixed with blade row seat board 31.

Of the present utility model coaxial Power Supply Assembly structural representation shown in Figure 2, ball bearing structure schematic diagram of the present utility model shown in Figure 3, coaxial Power Supply Assembly 24 comprises interior power supply unit, outer power supply unit and sealing immersion oil unit, interior power supply unit is by lining ring 6, ball bearing 7 inner rings, main shaft idol plug 14, main shaft suspension rod 15, outlet cable 16, the electrode retaining collar 20 that insulating sleeve 17 and good conductor copper sheet are made constitutes, main shaft idol plug 14 socket joints are at main shaft 3 afterbodys, main shaft suspension rod 15 is fixed in the hollow main shaft 3, main shaft suspension rod 15 overcoat insulating sleeves 17, ball bearing 7 evenly is socketed on the insulating sleeve 17, end bearing 5 and rear end bearing 10 before the bearing at two ends is respectively, insulating sleeve 17 is evenly equipped with the through hole 22 that with main shaft suspension rod 15 communicate identical with ball bearing 7 quantity, outlet cable 16 1 ends are connected on the electrode retaining collar 20 that ball bearing 7 inner rings welding good conductor copper sheet makes, the other end passes in the main shaft 3 that through hole 22 places hollow, be provided with the lining ring 6 of insulation between the ball bearing 7, the outer socket bearing sheath 19 of coaxial Power Supply Assembly;

Outer power supply unit is made of ball bearing 7 outer rings, electrode collar 9 and inlet wire cable 18, and inlet wire cable 18 passes bearing sheath 19 and is connected with the good conductor copper sheet of welding is made on the electrode collar 9 that is provided with electrode retaining collar 20 on ball bearing 7 outer rings respectively;

Sealing immersion oil unit by and cap 23, bearing gland 2, outside framework oil seal 12, drive end bearing bracket 4, preceding end bearing 5, frontal plane bearing 21, outer tube 8, rear end bearing 10, rear end cap 11 and back plane bearing 13 constitute, the two ends of bearing sheath 19 are provided with drive end bearing bracket 4 and rear end cap 11 respectively, main shaft suspension rod 15 is provided with and cap 23 with respect to the other end end of the even plug 14 of main shaft, and cap 23 is fitted with bearing gland 2, bearing gland 2 is connected to the outside of insulating sleeve 17, extension and drive end bearing bracket 4 are successively with frontal plane bearing 21, outside framework oil seal 12 and preceding end bearing 5 are enclosed in wherein, rear end cap 11 is enclosed in outside framework oil seal 12 and rear end bearing 10 wherein, main shaft idol plug 14 relative rear end cap 11 1 sides are provided with back plane bearing 13, the two ends of outer tube 8 respectively with drive end bearing bracket 4 and rear end cap 11 clampings, the parts that are distributed on the main shaft suspension rod 15 are enclosed in wherein.

The outlet cable 16 of coaxial Power Supply Assembly inserts the head buncher in hollow main shaft, inlet wire cable 18 links to each other with an end of the power supply lead wire 34 that inserts headstock 1.

During lathe work, by the outer power supply unit power supply of guidance panel 25 to coaxial Power Supply Assembly 24, and the transmission operation signal, outer power supply unit is given interior power supply unit power supply, and interior power supply unit to each workpiece power supply of lathe, makes its operate as normal respectively; After headstock 1 main shaft 3 is accepted operation signal, one end drive head backrest 27, synchronous variable-speed motor 26, motor cabinet shell 28, tool rest carriage 29 together rotate, the travelling gear 32 of buncher 26 drives the knife rest screw mandrels and does back and forth rotation and drive tool rest carriage 29 and finish cutwork, hollow main shaft 3 rotations, the outlet cable of implanting in it 16 is static relatively, solved the problem that the inside and outside power supply of traditional rotation electromechanical equipment is communicated with, the metal fragment that has cut when having overcome metalworking splashes everywhere, cause the brush sparking to burn out contact, cause the equipment problem of short-circuit.

In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.

Claims

1. lathe, comprise headstock (1), guidance panel (25), feed box, tool rest carriage (29) and knife rest seat board (31), it is characterized in that: the main shaft (3) of described headstock (1) is a quill shaft, it is provided with coaxial Power Supply Assembly (24), the external power supply of guidance panel (25) links to each other with the inlet wire cable (18) that coaxial Power Supply Assembly (24) is provided with through hollow main shaft (3), inlet wire cable (18) links to each other with synchronous variable-speed motor (26) in the feed box, travelling gear (32) the transmission tool rest carriage (29) of synchronous variable-speed motor (26) and knife rest seat board (31) rotation.

2. according to the described a kind of lathe of claim 1, it is characterized in that: described coaxial Power Supply Assembly (24) is provided with main shaft idol plug (14) and main shaft suspension rod (15), main shaft idol plug (14) socket joint is at hollow main shaft (3) afterbody of headstock (1), main shaft suspension rod (15) is fixed in the hollow main shaft (3), main shaft suspension rod (15) overcoat insulating sleeve (17), ball bearing (7) evenly is socketed on the insulating sleeve (17), inlet wire cable (18) is gone up the electrode retaining collar (20) that welds with the electrode collar (9) that ball bearing (7) outer ring is provided with respectively and is connected, outlet cable (16) one ends are connected on the electrode retaining collar (20) of ball bearing (7) inner ring welding, and the other end links to each other with the synchronous variable-speed motor (26) of slip crate.

3. according to the described a kind of lathe of claim 2, it is characterized in that: the two ends of the main shaft suspension rod (15) of described coaxial Power Supply Assembly (24) are respectively arranged with frontal plane bearing (21) and back plane bearing (13), be provided with preceding end bearing (5) between frontal plane bearing (21) and the ball bearing (7), preceding end bearing (5) frontal plane bearing (21) one sides relatively is provided with outside framework oil seal (12), be provided with rear end bearing (10) between back plane bearing (13) and the ball bearing (7), rear end bearing (10) back plane bearing (13) one sides relatively is provided with outside framework oil seal (12).

4. according to the described a kind of lathe of claim 2, it is characterized in that: described electrode retaining collar (20) is made for the good conductor copper sheet.

5. according to claim 1 or 2 or 3 described a kind of lathes, it is characterized in that: described coaxial Power Supply Assembly (24) outer socket bearing sheath (19).

6. according to the described a kind of lathe of claim 3, it is characterized in that: described coaxial Power Supply Assembly (24) insulating sleeve (17) is evenly equipped with the through hole (22) that with main shaft suspension rod (15) communicate identical with ball bearing (7) quantity, and outlet cable (16) passes in the main shaft (3) that through hole (22) places hollow.

7. according to the described a kind of lathe of claim 4, it is characterized in that: the lining ring (6) that is provided with insulation between the ball bearing (7) of described coaxial Power Supply Assembly (24) socket.