CN207952703U

CN207952703U - Accurate center deep hole machining numerical control device

Info

Publication number: CN207952703U
Application number: CN201820251739.3U
Authority: CN
Inventors: 蔡少武
Original assignee: Shenzhen Zhuo Zhuo Machinery Co Ltd
Current assignee: Shenzhen Zhuo Zhuo Machinery Co Ltd
Priority date: 2018-02-11
Filing date: 2018-02-11
Publication date: 2018-10-12
Anticipated expiration: 2028-02-11

Abstract

The utility model is related to accurate center deep hole machining numerical control device, the top of lathe, which is laid with, is fixed with the base of the rail；The top of the base of the rail is symmetrically arranged with two lines rail；No.1 spindle drum is slidably arranged on line rail；The middle part of No.1 spindle drum is provided with main shaft by bearing rotary；The top of No.1 spindle drum is fixedly installed spindle motor；The output shaft of spindle motor is connected by the outer end of synchronous pulley and main shaft；Sliding sleeve sliding sleeve is passed sequentially through on supporting rod is equipped with No.1 supporting rack, No. two supporting racks and No.1 supporting rack；Two supporting rods are connected and fixed with fixed seat；The other side of fixed seat is fixedly installed power-assist chuck；The side of power-assist chuck is equipped with No. two spindle drums；The middle part of No. two spindle drums is fixedly installed active spider by bearing, can greatly improve the precision of processing, and digital control system is easy to operate, saves the operating time, improves work efficiency, good cooling results.

Description

Accurate center deep hole machining numerical control device

Technical field

The utility model is related to deep hole processing equipment technical fields, and in particular to accurate center deep hole machining numerical control device.

Background technology

Centre bore traditionally uses lathe to be processed as drilling tool using common fluted drill in the market, causes to process Workpiece size precision and finish are all poor, and drilling depth can't be too deep, are otherwise easy phenomena such as brill is oblique and exist, also Traditional Precision EDM with the processing of slow wire feeding cutting off machine is processed using arc discharge formula, although the workpiece processed Precision is also relatively high, but efficiency or relatively low, it would be highly desirable to improve.

Invention content

The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of simple in structure, design conjunction is provided Reason, accurate center deep hole machining numerical control device easy to use, can greatly improve the precision of processing, digital control system operation Simply, the operating time is saved, is improved work efficiency, is processed using the drilling tool cutting type that can spray high pressure oil among drilling tool, it is cold But effect is good, and practicability is stronger.

To achieve the above object, the technical solution adopted in the utility model is：It includes lathe, the base of the rail, line rail, ball wire Bar, handwheel, main shaft, No.1 spindle drum, servo motor, No.1 supporting rack, No. two supporting racks, fixed seat, power-assist chuck, motor, No. two spindle drums, Oil pump electrical machinery and gear pump；The top of lathe is laid with and is fixed with the base of the rail；The top of the base of the rail is symmetrically arranged with two Line rail is equipped with groove in the base of the rail between two lines rail；No.1 spindle drum is slidably arranged on line rail, and the interior bottom of No.1 main shaft Portion is screwed on by feed screw nut and ball screw, and one end of ball screw is fixed on by lead screw fixed frame in groove, the other end It is connect with servo motor output shaft behind base of the rail end；The middle part of No.1 spindle drum is provided with main shaft by bearing rotary, and Reveal the outside for being located at No.1 spindle drum in the both ends of main shaft；Wherein spindle hole is equipped in the middle part of the inner end of main shaft；No.1 spindle drum Top is fixedly installed spindle motor；The output shaft of spindle motor is connected by the outer end of synchronous pulley and main shaft；No.1 main shaft The side vertical symmetry of seat is equipped with two supporting rods；Sliding sleeve sliding sleeve is passed sequentially through on supporting rod equipped with No.1 supporting rack, two Number supporting rack and No.1 supporting rack；The basal sliding of No. two supporting racks is arranged on online rail, and two No.1 supporting racks are hung on line Above rail；Two supporting rods are connected and fixed with fixed seat, which sets up on fixed online rail；The middle part of fixed seat is equipped with Chip space；It is solid on the perforated wall in one side wall far from power-assist chuck in No.1 supporting rack, No. two supporting racks and fixed seat Surely it is provided with bearing block；The inside of bearing block is embedded with No.1 bearing；Gum cover, the middle part of gum cover are embedded in the middle part of No.1 bearing Equipped with through-hole；Steel bushing seat is fixedly installed in fixed seat on the trepanning side wall in power-assist chuck one side wall, in steel bushing seat Portion is fixedly installed steel bushing；The other side of fixed seat is fixedly installed power-assist chuck, and card is fixedly installed on the inside of power-assist chuck Disk pawl, rotary sleeve is equipped with No. two bearings on chuck jaw；The side of power-assist chuck is equipped with No. two spindle drums；No. two spindle drums It is slidably arranged on line rail, and the interior bottom of No. two spindle drums is screwed on by feed screw nut and ball screw, in the ball screw End is fixed on by lead screw fixed frame in groove, and outer end is connect after passing through base of the rail end with handwheel；No. two spindle drums Middle part active spider is fixedly installed by bearing, the outer end dew of active spider is located at the side of No. two spindle drums；Described Motor is fixedly installed on No. two spindle drums, the output shaft of motor is connected by the outer end of synchronous pulley and active spider；It is described The side of lathe be fixedly installed Oil pump electrical machinery, one end of Oil pump electrical machinery and the output end of gear pump connect；The side of lathe It is fixedly installed PLC control system, and spindle motor, Oil pump electrical machinery, servo motor and motor connect with PLC control system It connects.

Further, the spindle motor, motor and Oil pump electrical machinery are connect with external power supply.

With the above structure, the utility model has the beneficial effect that：Precision center described in the utility model deep hole machining Numerical control device can greatly improve the precision of processing, and digital control system is easy to operate, saves the operating time, improves work Make efficiency, processed using the drilling tool cutting type that can spray high pressure oil among drilling tool, good cooling results, practicability is stronger, this practicality is new Type has the advantages that simple in structure, setting is reasonable, low manufacture cost.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, other drawings may also be obtained based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the back structures schematic diagram of the utility model.

Fig. 3 is the portions the A enlarged diagram of Fig. 2.

Fig. 4 is the portions the B enlarged diagram of Fig. 2.

Fig. 5 is the portions the C enlarged diagram of Fig. 2.

Fig. 6 is the attachment structure schematic diagram of No.1 spindle drum, No. two spindle drums and ball screw.

Reference sign：

Lathe 1, the base of the rail 2, line rail 3, groove 4, ball screw 5, handwheel 6, main shaft 7, spindle hole 8, No.1 spindle drum 9, branch Strut 10, servo motor 11, No.1 supporting rack 12, No. two supporting racks 13, fixed seat 14, chip space 15, bearing block 16, gum covers 17, steel bushing 18, steel bushing seat 19, power-assist chuck 20, chuck jaw 21, motor 22, No. two spindle drums 23, Oil pump electrical machinery 24, gear pumps 25, PLC control system 26, active spider 27, No.1 bearing 28, No. two bearings 29, spindle motor 30, feed screw nut 31, lead screws Fixed frame 32.

Specific implementation mode

The utility model will be further described below with reference to the accompanying drawings.

Referring to as shown in figs 1 to 6, present embodiment the technical solution adopted is that：It includes lathe 1, the base of the rail 2, line Rail 3, handwheel 6, main shaft 7, No.1 spindle drum 9, servo motor 11,12, No. two supporting racks 13 of No.1 supporting rack, is consolidated ball screw 5 Reservation 14, power-assist chuck 20,22, No. two spindle drums 23 of motor, Oil pump electrical machinery 24 and gear pump 25；The top of lathe 1 is laid with solid Surely there is the base of the rail 2；The top of the base of the rail 2 is symmetrically arranged with two lines rail 3, and groove 4 is equipped in the base of the rail 2 between two lines rail 3；No.1 Spindle drum 9 is slidably arranged on line rail 3, and the interior bottom of No.1 spindle drum 9 is screwed on by feed screw nut 31 and ball screw 5, One end of ball screw 5 is fixed on by lead screw fixed frame 32 in groove 4, the other end pass through 2 end of the base of the rail after with servo motor 11 output axis connections；The middle part of No.1 spindle drum 9 is provided with main shaft 7 by bearing rotary, and the both ends of main shaft 7 reveal and are located at one The outside of number spindle drum 9；It is wherein equipped with spindle hole 8 in the middle part of the inner end of main shaft 7, is plugged in spindle hole 8 and drilling tool handle is installed；No.1 The top of spindle drum 9 is fixedly installed spindle motor 30；The outer end that the output shaft of spindle motor 30 passes through synchronous pulley and main shaft 7 Connection；The side vertical symmetry of No.1 spindle drum 9 is equipped with two supporting rods 10；Sliding sleeve sliding sleeve is passed sequentially through on supporting rod 10 Equipped with 12, No. two supporting racks 13 of No.1 supporting rack and No.1 supporting rack 12；Online rail 3 is arranged in the basal sliding of No. two supporting racks 13 On, two No.1 supporting racks 12 are hung on 3 top of line rail；Two supporting rods 10 are connected and fixed with fixed seat 14, the fixed seat 14 set up on fixed online rail 3；The middle part of fixed seat 14 is equipped with chip space 15；12, No. two supporting racks 13 of No.1 supporting rack and It is fixedly installed bearing block 16 on the perforated wall in one side wall far from power-assist chuck 20 in fixed seat 14；Bearing block 16 it is interior Portion is embedded with No.1 bearing 28；The middle part of No.1 bearing 28 is embedded with gum cover 17, and the middle part of gum cover 17 is equipped with through-hole；Fixed seat 14 Steel bushing seat 19, the middle part fixed setting of steel bushing seat 19 are fixedly installed on the upper trepanning side wall in 20 one side wall of power-assist chuck There is steel bushing 18；The other side of fixed seat 14 is fixedly installed power-assist chuck 20, and the inside of power-assist chuck 20 is fixedly installed chuck Pawl 21, rotary sleeve is equipped with No. two bearings 29 on chuck jaw 21, and the outer end of drilling tool sequentially passes through 12, No. two supporting racks of No.1 supporting rack 13, it after in the gum cover 17 in No.1 supporting rack 12 and fixed seat 14, is inserted in the steel bushing 18 in fixed seat 14, and outside drilling tool Hold outer wall and No. two tangent settings of 29 outer wall of bearing on chuck jaw 21；The side of power-assist chuck 20 is equipped with No. two spindle drums 23； No. two spindle drums 23 are slidably arranged on line rail 3, and the interior bottom of No. two spindle drums 23 passes through feed screw nut 31 and rolling Ballscrew 5 is screwed on, which is fixed on by lead screw fixed frame 32 in groove 4, and outer end passes through 2 end of the base of the rail It is connect afterwards with handwheel 6；The middle part of No. two spindle drums 23 is fixedly installed active spider 27, active spider 27 by bearing Outer end dew be located at the sides of No. two spindle drums 23；It is fixedly installed motor 22 on No. two spindle drums 23, motor 22 Output shaft is connect by synchronous pulley with the outer end of active spider 27；The side of the lathe 1 is fixedly installed Oil pump electrical machinery 24, one end of Oil pump electrical machinery 24 is connect with the output end of gear pump 25；The side of lathe 1 is fixedly installed PLC control system 26, And spindle motor 30, Oil pump electrical machinery 24, servo motor 11 and motor 22 are connect with PLC control system 26.

Further, the spindle motor 30, motor 22 and Oil pump electrical machinery 24 are connect with external power supply.

The working principle of this specific embodiment:：It first fills extraordinary drilling tool shank when work to be installed on spindle hole 8, due to boring Have long, the length range of drilling tool improves drilling cutting in 500mm-1300mm, No.1 supporting rack 12 and No. two supporting racks 13 When stability, the fixed seat 14 of drilling tool is then equipped with the steel bushing 18 of precision-fit；Parts fixation mode is processed, is first fixed on actively On chuck 27, it is close to drilling tool fixed seat 14 with the movement of handwheel 6, and fixed by power-assist chuck 20；When drilling tool machining, actively block Disk 27 then rotates backward, and is rotated repeatedly while power is cut in increase when part being made to process, and makes drilling tool not stop to correct deviation, in It is moved on heart line；System operatio uses foolproof operation, and certain depth in access aperture, is usually set to 5mm when drilling tool is processed, and bores Tool the operation is stable will automatically speed up speed and steadily cut, in place after retract original position automatically, sprayable high pressure among drilling tool The drilling tool cutting type processing of oil, good cooling results.

With the above structure, present embodiment has the beneficial effect that：Accurate center described in present embodiment Deep hole machining numerical control device can greatly improve the precision of processing, and digital control system is easy to operate, saves the operating time, It improving work efficiency, is processed using the drilling tool cutting type that can spray high pressure oil among drilling tool, good cooling results, practicability is stronger, The utility model has the advantages that simple in structure, setting is reasonable, low manufacture cost.

The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the right of the utility model.

Claims

1. accurate center deep hole machining numerical control device, it is characterised in that：It include lathe, the base of the rail, line rail, ball screw, handwheel, Main shaft, No.1 spindle drum, servo motor, No.1 supporting rack, No. two supporting racks, fixed seat, power-assist chuck, motor, No. two main shafts Seat, Oil pump electrical machinery and gear pump；The top of lathe is laid with and is fixed with the base of the rail；The top of the base of the rail is symmetrically arranged with two lines rail, and two Groove is equipped in the base of the rail between line rail；No.1 spindle drum is slidably arranged on line rail, and the interior bottom of No.1 main shaft passes through Feed screw nut is screwed on ball screw, and one end of ball screw is fixed on by lead screw fixed frame in groove, and the other end passes through rail It is connect with servo motor output shaft after base end part；The middle part of No.1 spindle drum is provided with main shaft by bearing rotary, and main shaft Reveal the outside for being located at No.1 spindle drum in both ends；Wherein spindle hole is equipped in the middle part of the inner end of main shaft；The top of No.1 spindle drum is solid Surely it is provided with spindle motor；The output shaft of spindle motor is connected by the outer end of synchronous pulley and main shaft；The one of No.1 spindle drum Side vertical symmetry is equipped with two supporting rods；Sliding sleeve sliding sleeve is passed sequentially through on supporting rod equipped with No.1 supporting rack, No. two supports Frame and No.1 supporting rack；The basal sliding of No. two supporting racks is arranged on online rail, and two No.1 supporting racks are hung on above line rail； Two supporting rods are connected and fixed with fixed seat, which sets up on fixed online rail；The middle part of fixed seat is equipped with chip space； It is fixedly installed on the perforated wall in one side wall far from power-assist chuck in No.1 supporting rack, No. two supporting racks and fixed seat There is bearing block；The inside of bearing block is embedded with No.1 bearing；Gum cover is embedded in the middle part of No.1 bearing, the middle part of gum cover, which is equipped with, to be led to Hole；It is fixedly installed steel bushing seat on the trepanning side wall in power-assist chuck one side wall in fixed seat, the middle part of steel bushing seat is fixed It is provided with steel bushing；The other side of fixed seat is fixedly installed power-assist chuck, and chuck jaw is fixedly installed on the inside of power-assist chuck, card Rotary sleeve is equipped with No. two bearings on disk pawl；The side of power-assist chuck is equipped with No. two spindle drums；No. two spindle drums sliding is set It sets on online rail, and the interior bottom of No. two spindle drums is screwed on by feed screw nut and ball screw, which passes through Lead screw fixed frame is fixed in groove, and outer end is connect after passing through base of the rail end with handwheel；The middle part of No. two spindle drums It is fixedly installed active spider by bearing, the outer end dew of active spider is located at the side of No. two spindle drums；No. two masters Motor is fixedly installed on axle bed, the output shaft of motor is connected by the outer end of synchronous pulley and active spider；The lathe Side be fixedly installed Oil pump electrical machinery, one end of Oil pump electrical machinery and the output end of gear pump connect；The side of lathe is fixed and is set It is equipped with PLC control system, and spindle motor, Oil pump electrical machinery, servo motor and motor are connect with PLC control system.

2. precision center according to claim 1 deep hole machining numerical control device, it is characterised in that：The spindle motor, Motor and Oil pump electrical machinery are connect with external power supply.