CN206009903U

CN206009903U - Permanent magnetism drilling machine

Info

Publication number: CN206009903U
Application number: CN201621065793.6U
Authority: CN
Inventors: 薛河; 庄泽城; 谢红龙; 王帅; 倪陈强
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2016-09-20
Filing date: 2016-09-20
Publication date: 2017-03-15
Anticipated expiration: 2026-09-20

Abstract

The utility model discloses a kind of permanent magnetism drilling machine, including horizontally disposed base, frame structure and permanent magnetism drilling apparatus, the frame structure includes column, casing and casing slipping mechanism, the permanent magnetism drilling apparatus include rotary drive mechanism and permanent magnetic vibration mechanism, the rotary drive mechanism is connected with the permanent magnetic vibration mechanism driving, the permanent magnetic vibration mechanism includes the main shaft for installing the cutter and be connected with the rotary drive mechanism, it is arranged on main shaft and the permanent magnet mechanism of drive shaft up-down vibration and the stretching motion mechanism being set on main shaft, it is provided with the casing for adjusting the amplitude adjusting mechanism of main shaft amplitude.This utility model simple structure, reasonable in design and reliability is high, contact with making cutter and hole workpiece generating period to be drilled, increase instantaneous drill thrust, reduce drilling temperature, and short the time required to drilling, improve the fineness and machining accuracy of surface of the work hole to be drilled.

Description

Permanent magnetism drilling machine

Technical field

This utility model belongs to machining technology field, and in particular to a kind of permanent magnetism drilling machine.

Background technology

From the beginning of new century, China enters the new developmental stage that speeds up socialist modernization, and mechanization is takeed on Bear arduousness historic mission, in order to process intersecting on some parts arbitrarily angled or with processing Central of the parts line Angled inclined hole, upright opening or parallel hole etc. need, every country and specially develop multiple drilling machines, nowadays bore Bed species has a lot：Upright drill, bench drill, horizontal drilling machine, beam drill, milling drilling machine etc..Drilling machine is that have extensively The versatility lathe of purposes, drilling machine refer to the lathe of main drill bit drilling on workpiece.Can enter with universal table on drilling machine Row drilling, reaming, fraising, when being furnished with technological equipment on drilling machine, can also carry out bore hole.Can just be obtained by drilling processing Accurate processing effect is obtained, accurately, dimensional accuracy is good for the hole site for processing；Linearity, axiality are high, and have very high Surface smoothness and repeatability, and can easily carry out the processing in various forms hole, for the deep hole of various special shapes, than Such as cross bore, inclined hole, blind hole and flat blind hole etc. also can solve.

With the development of Numeric Control Technology, Digit Control Machine Tool is gradually applied in drilling small diameter bore field, but numerical control System still suffers from some problems：Dust is entered in numerical control device, and the dust and metal dust of floating easily cause between components and parts absolutely Edge resistance declines, so as to the components and parts that even damage that break down；In addition, it is necessary to timing cleans the heat dissipation ventilation system of numerical control tank, Periodic replacement memorizer battery；Furthermore, the used time does not remain a need for safeguarding digital control system for a long time, is powered to digital control system or makes drilling machine The problems such as warm machine program of operation, increase processing cost；In addition at present, the main drilling hole machine tool for adopting has drill gun lathe, BTA lathes With spray sucking drilling machine bed, wherein, drill gun lathe is modal drilling hole machine tool at present, and which cools down the gas for needing high pressure with chip removal Mist.BTA lathes belong to outer cold interior chip removal mode, and drilling liquid is by awarding oily device from drilling-rod external wall and hole workpiece machined surface to be drilled Between enter, reaching tool nose carries out cooling and lubricating, and drilling is released by inside drilling rod.The system is used extensively, but is received The restriction of drill pipe bore chip space, is mainly used in the deep hole drilling with diameter greater than 12mm, is unsatisfactory for adding for small diameter bore Work；Spray sucking drilling machine bed belongs to BTA deep hole drilling processing, and drilling liquid is entered by oil transportation mouth on connector, the brill of wherein most The annular space that liquid is moved forward between inside and outside drilling rod is cut, reaching tool nose carries out cooling and lubricating, and drilling is pushed interior brill Bar inner chamber is discharged backward, due to having inner tube, spray to inhale brill processing minimum diameter scope and be restricted, can not typically be less than a diameter of 18mm, is therefore not suitable for the processing of small diameter bore.Occur in the market some processing small diameter bores lathes, but its property Energy imperfection, and problems with occurs often in processing small diameter bore：(1) when boring aperture, drilling tumor is also easy to produce, drilling is not Easily discharge, easily cause drilling blocking and cause bit wear and fracture；(2) drill diameter is less, and cutter is continuous with hole workpiece to be drilled Contact, drilling process radiating are bad, and drilling temperature is too high, creates condition to the generation of drilling tumor；(4) easily produce on finished surface Raw built-up edge, squama thorn and crizzle etc., make workpiece machining surface fineness and geometric accuracy not high.Therefore, nowadays lack A kind of few simple structure, reliability permanent magnetism drilling machine high, reasonable in design, connects with making cutter and hole workpiece generating period to be drilled Touch, increase instantaneous drill thrust, reduce drilling temperature, and short the time required to drilling, improve surface of the work hole to be drilled fineness and Machining accuracy.

Utility model content

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, there is provided a kind of permanent magnetism Drilling machine, its simple structure are reasonable in design and reliability is high, by arranging permanent magnetism drilling apparatus, cutter is sent out with hole workpiece to be drilled Life is periodically contacted, and increases instantaneous drill thrust, reduces drilling temperature, and short the time required to drilling, improves hole workpiece table to be drilled The fineness and machining accuracy in face, practical, it is easy to promote the use of.

For solving above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of permanent magnetism drilling machine, its feature exist In：Including horizontally disposed base, the frame structure on base and the permanent magnetism rig on the frame structure Device；

The frame structure includes the column being vertically mounted on base, the casing installed in column top and for casing edge The casing slipping mechanism that column is moved up and down；

The permanent magnetism drilling apparatus include the rotary drive mechanism on casing and for drive cutter with hole to be drilled The permanent magnetic vibration mechanism of workpiece periodic contact, the rotary drive mechanism are connected with the permanent magnetic vibration mechanism driving, described It is provided with rotary drive mechanism for adjusting the rotating speed adjusting mechanism of permanent magnetic vibration mechanism rotary speed, and the rotating speed Governor motion is connected with casing；

The permanent magnetic vibration mechanism includes the master for installing the cutter and be connected with the rotary drive mechanism Axle, on the main shaft and the permanent magnet mechanism of drive shaft up-down vibration and the stretching motion mechanism being set on main shaft, described It is provided with casing for adjusting the amplitude adjusting mechanism of main shaft amplitude, the main shaft is located in casing, and the two of the main shaft End extends respectively to the outside of casing.

Above-mentioned permanent magnetism drilling machine, is characterized in that：The permanent magnetic vibration mechanism is located at the side of column, the rotary driving machine Structure is located at the opposite side of column；

The rotary drive mechanism is connected with spindle drive by drive mechanism.

Above-mentioned permanent magnetism drilling machine, is characterized in that：The permanent magnet mechanism includes being set in main shaft bottom and with main shaft rotation Movable magnetic disc and main shaft bottom and the magnetostatic disk above movable magnetic disc is set in, the magnetostatic disk is closely connect with casing inner bottom surface Touch, the movable magnetic disc is located at below casing, and the movable magnetic disc is identical with the structure of magnetostatic disk, and the movable magnetic disc and magnetostatic disk are Permanent-magnetic clamp, and the movable magnetic disc and magnetostatic disk include spaced permanent magnet N poles and permanent magnet S pole；

The amplitude adjusting mechanism includes outer installed in casing and supplies the first manual handle for adjusting manually, is arranged on casing First rotating shaft that is interior and being connected with first manual handle and it is arranged in first rotating shaft and drives main shaft to move up and down change The worm screw of main shaft amplitude.

Above-mentioned permanent magnetism drilling machine, is characterized in that：The spindle jacket is provided with the first sleeve, and the first sleeve lateral wall sets The worm gear part for being engaged in that worm screw is rotated is equipped with, first sleeve is located in casing, and first sleeve and magnetostatic disk It is fixedly connected；

The stretching motion mechanism includes being set in the middle part of main shaft and the first spring in casing and is set in main shaft The upper and second spring in the first sleeve；

The top and bottom of first spring are respectively arranged with the first briquetting and the second briquetting, first briquetting and Two briquettings) it is set on main shaft, the lower end of first briquetting is in close contact with the upper end of the first spring, second briquetting The lower end of upper end and the first spring be in close contact, the lower end of second briquetting is in close contact with the upper end of the first sleeve；

The upper end of the second spring is provided with pad, and the lower end of the second spring is provided with the 3rd briquetting, and described Three briquettings are set on main shaft, and the upper end of the 3rd briquetting is in close contact with the lower end of first sleeve, the 3rd pressure The lower end of block is in close contact with the upper end of magnetostatic disk, and the lower end of the magnetostatic disk is in close contact with casing inner bottom surface,

Above-mentioned permanent magnetism drilling machine, is characterized in that：The casing slipping mechanism includes outer installed in casing and adjusts for manual The second manual handle, the second rotating shaft for being arranged in casing and being connected with the second manual handle and be arranged on the second rotating shaft Gear upper and that drive casing to move up and down along column, is provided with the column and is engaged in gear and is rotated for gear Tooth-strip part；

Locking member is provided with the casing, and the locking member includes outer installed in casing and for adjusting manually lock Tight handle, it is arranged on the 3rd rotating shaft that is connected in casing and with set lever and with the 3rd rotating shaft interference fit and and column The latch segment that can be locked.

Above-mentioned permanent magnetism drilling machine, is characterized in that：The drive mechanism includes on the rotary drive mechanism One cone pulley and the second cone pulley being connected on main shaft and with the rotation of the first cone pulley, first cone pulley and the second cone pulley pass through Belt is connected, and first cone pulley is connected with the rotary drive mechanism, and second cone pulley is passed with main shaft Dynamic connection.

Above-mentioned permanent magnetism drilling machine, is characterized in that：The rotary drive mechanism is motor, the motor and the first cone pulley drive Connection；

The rotating speed adjusting mechanism includes the movement of power supply machine horizontal direction and changes the first cone pulley and the second cone pulley drive ratio Guide rail, one end of the guide rail is fixedly connected with motor, and the other end of the guide rail is by fixture on casing.

This utility model has advantages below compared with prior art：

1st, this utility model is adopted frame structure and permanent magnetism drilling apparatus simple structure, reasonable in design and reliability Height, realizes the processing of the small diameter bore of a diameter of 1mm～6mm, short the time required to drilling and machining accuracy is high.

2nd, the permanent magnetism drilling apparatus adopted by this utility model include permanent magnetic vibration mechanism and rotary drive mechanism by rotation Turn drive mechanism and drive the rotation of permanent magnetic vibration mechanism, permanent magnetic vibration mechanism can shake up and down during permanent magnetic vibration mechanism rotates Dynamic, cutter and hole workpiece periodic contact to be drilled is driven, according to Drilling operation demand, is driven by rotating speed adjusting mechanism adjustment rotation The gear ratio of motivation structure output, changes permanent magnetic vibration mechanism rotary speed, adjusts penetration rate, easy to adjust.

3rd, the permanent magnetic vibration mechanism adopted by this utility model includes main shaft, permanent magnet mechanism and stretching motion mechanism, rotation The processing of hole workpiece to be drilled is realized in the rotation of drive mechanism drive shaft, and during rotation, permanent magnet mechanism drive shaft is upper and lower Vibration, offsets vibration force by the contraction or elongation of stretching motion mechanism, it is ensured that main shaft during main shaft up-down vibration Up-down vibration is steady, contacts with making cutter and hole workpiece generating period to be drilled, realizes vibration drilling, a vibration drilling week In phase, shorten the process time of tool contact hole workpiece to be drilled, increased drilling processing effective time, increase instantaneous drill thrust, Reduce drilling temperature, destroy the Production conditions of drilling tumor, it is to avoid drill in drilling process and be blocked, reduce work surface hole to be drilled Fineness；In vibration drilling, although cutter with absorption surface hole to be drilled and produces each wink of drilling in cutter in vibration When, cutter location is always to maintain constant in drilling process.As workpiece does not also change with the time, so as to for Improve machining accuracy and create condition.

4th, the amplitude adjusting mechanism adopted by this utility model, can shake up and down according to process requirements, scalable adjustment main shaft Dynamic amplitude, so that change the depth of drilling in hole workpiece to be drilled, wide accommodation.

5th, this utility model simple structure, is easily installed, it is easy to accomplish, low cost is safe and reliable.

In sum, this utility model simple structure, reasonable in design and reliability is high, by arranging permanent magnetism drilling apparatus, Contact with making cutter and hole workpiece generating period to be drilled, increase instantaneous drill thrust, reduce drilling temperature, and the time required to drilling Short, the fineness and machining accuracy of surface of the work hole to be drilled is improved, practical, it is easy to promote the use of.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Description of the drawings

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

A-A sectional views of the Fig. 2 for Fig. 1.

Description of reference numerals:

1 base；2 main shafts；3 first binding nuts；

4 movable magnetic discs；5 the 3rd briquettings；6 magnetostatic disks；

7 first sleeves；The first thrust ball bearings of 8-1；

The second thrust ball bearings of 8-2；The first needle bearings of 10-1；

The second needle bearings of 10-2；11 worm screws；12 worm gear parts；

13 second briquettings；The first springs of 14-1；14-2 second springs；

15 first briquettings；16 trip bolts；17 second sleeves；

18 second binding nuts；19 second screws；20 3rd sleeves；

21 deep groove ball bearings；23 second cone pulleys；25 latch segments；

26 the 3rd rotating shafts；27 locking nuts；28 belts；

29 guide rails；30 the 3rd screws；31 protective covers；

32 the 4th briquettings；33 pads；34 first cone pulleys；

36 motors；37 the 4th screws；38 packing rings；

39 casings；40 columns；41 first screws

42 bushings；43 gears；44 second rotating shafts；

45 tooth-strip parts；46 first manual handles；51 set levers；

52 second manual handle, 53 first rotating shaft.

Specific embodiment

As depicted in figs. 1 and 2, this utility model includes horizontally disposed base 1, the frame structure on base 1 With the permanent magnetism drilling apparatus on the frame structure；Cutter is made to send out with hole workpiece to be drilled by arranging permanent magnetism drilling apparatus Life is periodically contacted, and increases instantaneous drill thrust, reduces drilling temperature, the time required to shortening drilling, improves hole workpiece table to be drilled The fineness and machining accuracy in face.

The frame structure includes the column 40 being vertically mounted on base 1,39 and of casing for being arranged on 40 top of column For the casing slipping mechanism that casing 39 is moved up and down along column 40；By arranging column 40, it is and the case for installation casing 39 Body 39 can be moved up and down along column 40, adjust vertical distance of the casing 39 away from hole workpiece to be drilled, multiple hole to be drilled so as to be applied to The processing of workpiece, wide accommodation.

The permanent magnetism drilling apparatus include the rotary drive mechanism on casing 39 and for drive cutter with to be drilled The permanent magnetic vibration mechanism of hole workpiece periodic contact, the rotary drive mechanism are connected with the permanent magnetic vibration mechanism driving, institute State and be provided with rotary drive mechanism for adjusting the rotating speed adjusting mechanism of permanent magnetic vibration mechanism rotary speed, and described turn Fast governor motion is connected with casing 39；By arranging permanent magnetic vibration mechanism, the cutter is made with hole workpiece generating period to be drilled Ground contact, realizes vibration drilling, within a vibration drilling cycle, shortens the process time of tool contact hole workpiece to be drilled, increases Drilling processing effective time, cutter has been added to obtain very big instantaneous velocity and instantaneous acceleration in the displacement of very little, increase wink When drill thrust, meanwhile, reduce drilling temperature, cut and destroy the condition for producing BUE, improve the bright and clean of surface of the work hole to be drilled Degree, in vibration drilling, although cutter is in up-down vibration, with absorption surface hole to be drilled and produces each wink of drilling in cutter When, cutter location is always to maintain constant in drilling process.As workpiece does not also change with the time, so as to for Improve machining accuracy and create condition.

By arranging rotary drive mechanism, in order to during cutter with absorption surface hole to be drilled, by rotation driving Mechanism drives cutter rotation, realizes the drilling for treating drilling-workpiece, simple structure, easy making process.

The permanent magnetic vibration mechanism includes the master for installing the cutter and be connected with the rotary drive mechanism Axle 2, on the main shaft 2 and the permanent magnet mechanism of 2 up-down vibration of drive shaft and the stretching motion mechanism being set on main shaft 2, It is provided with the casing 39 for adjusting the amplitude adjusting mechanism of 2 amplitude of main shaft, the main shaft 2 is located in casing 39, and institute The two ends for stating main shaft 2 extend respectively to the outside of casing 39.By arranging amplitude adjusting mechanism, shake about 2 to adjust main shaft Dynamic amplitude, so as to change the depth of drilling, is adapted to the processing of different hole depths, and the range of work is wide.

In the present embodiment, the column 40 is provided with bushing 42 with the junction of base 1, and the bushing 42 is set in column Outside 40, and the bushing 42 is arranged on base 1 by the first screw 41.The setting of bushing 42, in order to eliminate column 40 and bottom The installation gap of seat 1, and reduce the abrasion of column 40 and base 1 during 2 up-down vibration of main shaft.

In the present embodiment, the permanent magnetic vibration mechanism is located at the side of column 40, and the rotary drive mechanism is located at column 40 opposite side；The rotary drive mechanism is connected with main shaft 2 by drive mechanism.

In the present embodiment, the permanent magnet mechanism includes movable magnetic disc 4 and the set for being set in 2 bottom of main shaft and rotating with main shaft 2 2 bottom of main shaft and the magnetostatic disk 6 above movable magnetic disc 4 is located at, the magnetostatic disk 6 is in close contact with 39 inner bottom surface of casing, institute Movable magnetic disc 4 is stated below casing 39, the movable magnetic disc 4 is identical with the structure of magnetostatic disk 6, and the movable magnetic disc 4 and magnetostatic disk 6 are equal For permanent-magnetic clamp, and the movable magnetic disc 4 and magnetostatic disk 6 include spaced permanent magnet N poles and permanent magnet S pole；Movable magnetic disc 4 sets Put, in order to rotate with main shaft 2, and attraction can be produced during movable magnetic disc 4 is rotated with magnetostatic disk 6 or is repelled, so that Main shaft 2 can up-down vibration.

The amplitude adjusting mechanism includes outer installed in casing 39 and supplies the first manual handle 46 for adjusting manually, is arranged on The first rotating shaft 53 that is connected in casing 39 and with first manual handle 46 and it is arranged in first rotating shaft 53 and drives main shaft 2 Move up and down the worm screw 11 for changing 2 amplitude of main shaft.The setting of first manual handle 46, convenient in order to adjust manually, and manually First manual handle 46 is rotated, is rotated worm screw 11 and is driven main shaft 2 to move up and down, change the amplitude of main shaft 2.

In the present embodiment, 2 bottom of the main shaft is provided with the threaded portion for installing movable magnetic disc 4 for cooperation, the movable magnetic disc 4 By the first binding nut 3 be fixedly connected in main shaft 2, prevent movable magnetic disc 4 from releasing with main shaft 2, affect movable magnetic disc 4 and magnetostatic disk 6 effects for attracting or repelling.

In the present embodiment, outside the main shaft 2, first set cylinder 7 is arranged with, 7 lateral wall of the first sleeve is provided with and is engaged in The worm gear part 12 rotated by worm screw 11, first sleeve 7 are located in casing 39, and first sleeve 7 and magnetostatic disk 6 are solid Fixed connection；By arranging worm gear part 12, in order to be connected with worm screw 11, by the rotation drive worm gear part of worm screw 11 about 12 Mobile, realize moving up and down for the first sleeve 7 because the first sleeve 7 is fixedly connected with main shaft 2, the first sleeve 7 upper and lower Mobile drive main shaft 2 is moved up and down, and so as to realize the regulation of 2 amplitude of main shaft, regulative mode is simple and easy to operate.

The stretching motion mechanism includes being set in the middle part of main shaft 2 and the first spring 14-1 in casing 39 and is arranged Second spring 14-2 on main shaft 2 and in the first sleeve 7, by arranging the first spring 14-1 and second spring 14-2 Shrink or extend to offset vibration force, it is ensured that the up-down vibration of main shaft 2 is steady, makes cutter mild-natured with hole workpiece generating period to be drilled Quietly contact.The top and bottom of the first spring 14-1 are respectively arranged with the first briquetting 15 and the second briquetting 13, and described One briquetting 15 and the second briquetting 13 are set on main shaft 2, the upper end of the lower end of first briquetting 15 and the first spring 14-1 It is in close contact, the upper end of second briquetting 13 is in close contact with the lower end of the first spring 14-1, under second briquetting 13 End is in close contact with the upper end of the first sleeve 7.

In the present embodiment, the top of first briquetting 15 is provided with the first thrust ball bearing 8-1, first thrust ball Bearing 8-1 is set on main shaft 2, and the upper end of first briquetting 15 is in close contact with the first thrust ball bearing 8-1.

In the present embodiment, the setting of the first briquetting 15 and the second briquetting 13, in order to block the first spring 14-1, when main shaft 2 In up-down vibration, the first spring 14-1 shrinks or extends to offset vibration force, and the first briquetting 15 and the second briquetting 13 can Axial constraint is played to the first thrust ball bearing 8-1, while avoiding the first spring 14-1 from directly connecing with the first thrust ball bearing 8-1 Touch and produce abrasion, improve the service life of the first thrust ball bearing 8-1.

In the present embodiment, the upper end of the first thrust ball bearing 8-1 is provided with second sleeve 17, the second sleeve 17 It is set on main shaft 2, and the second sleeve 17 is located in casing 39, the lower end of the second sleeve 17 props up the first thrust ball The internal ring of bearing 8-1, prevents thrust ball in the first thrust ball bearing 8-1 from skidding, affects work efficiency；In addition, passing through second The second binding nut 18 is installed in the upper end of sleeve 17, and the second binding nut 18 both plays fixed pine set second sleeve 17 and acts on, and Can screw or unclamp by the decrement for adjusting the first spring 14-1 obtaining certain pretension amount.

In the present embodiment, the upper end of second spring 14-2 is provided with pad 33, the lower end of second spring 14-2 The 3rd briquetting 5 is provided with, the 3rd briquetting 5 is set on main shaft 2, the upper end of the 3rd briquetting 5 and first sleeve 7 Lower end be in close contact, the upper end of the lower end of the 3rd briquetting 5 and magnetostatic disk 6 is in close contact, the lower end of the magnetostatic disk 6 with The bottom of casing 39 is in close contact.Ensure that the position of magnetostatic disk 6 is fixed, can be with 4 Stabilization of movable magnetic disc.

In the present embodiment, be disposed between first sleeve 7 and main shaft 2 from top to bottom the first needle bearing 10-1, Second needle bearing 10-2 and the second thrust ball bearing 8-2, the first needle bearing 10-1, the second needle bearing 10-2 and Two thrust ball bearing 8-2 are set on main shaft 2, and the first needle bearing 10-1, the second needle bearing 10-2 and second The lateral wall of thrust ball bearing 8-2 is respectively positioned in the first sleeve 7, the upper end inwall and the first needle bearing of first sleeve 7 The upper end of 10-1 is in close contact.First needle bearing 10-1 and the setting of the second needle bearing 10-2, can limit the radial direction of main shaft 2 Mobile, so as to reduce the radial vibration produced when main shaft 2 rotates.

In the present embodiment, the pad 33 and the second thrust ball bearing 8-2 are in close contact, the pad 33 and the 3rd briquetting 5 setting, in order to block second spring 14-2, when main shaft 2 is in up-down vibration, second spring 14-2 is shunk or extends to offset Vibration force, and the pad 33 and the 3rd briquetting 5 can play axial constraint to the second thrust ball bearing 8-2, while avoiding Two spring 14-2 and the second thrust ball bearing 8-2 directly contacts produce abrasion, improve the use longevity of the second thrust ball bearing 8-2 Life.

In the present embodiment, axial load can be produced when the first spring 14-1 of setting and flexible second spring 14-2, be passed through It is to reduce the radial direction produced when main shaft 2 rotates to install the first thrust ball bearing 8-1 and the second thrust ball bearing 8-2 on main shaft 2 Vibration.

In the present embodiment, the casing slipping mechanism includes outer installed in casing 39 and supplies the second-hand for adjusting manually to start Handle 52, it is arranged on the second rotating shaft 44 for being connected in casing 39 and with the second manual handle 52 and is arranged in the second rotating shaft 44 And the gear 43 that drive casing 39 is moved up and down along column 40, it is provided with the column 40 and is engaged in gear 43 and for along gear 43 tooth-strip parts 45 for being rotated；By arranging gear 43 and tooth-strip part 45, in order that casing 39 is moved up and down along column 40, adjust The height of section casing 39, to be adapted to the processing of different hole workpieces to be drilled, by arranging the second manual handle 52, for behaviour manually Make, simple operation.

Locking member is provided with the casing 39, the locking member includes outer installed in casing 39 and adjusts for manual Set lever 51, be arranged on the 3rd rotating shaft 26 that is connected in casing 39 and with set lever 51 and with 26 mistake of the 3rd rotating shaft It is full of and coordinates and the latch segment 25 that can lock with column 40.By arranging set lever 51, when casing 39 is adjusted to processing request Highly make, manual operation set lever 51, latch segment 25 is locked with column 40, realize the fastening of casing 39, it is ensured that casing 39 Stable in 2 up-down vibration of main shaft or rotary course.

In the present embodiment, the drive mechanism includes the first cone pulley 34 on the rotary drive mechanism and installs The second cone pulley 23 being connected is rotated on main shaft 2 and with the first cone pulley 34, and first cone pulley 34 and the second cone pulley 23 pass through skin Band 28 is connected, and first cone pulley 34 is connected with the rotary drive mechanism, second cone pulley 23 with main Axle 2 is connected.The 23 mutual inversion of first cone pulley 34 and the second cone pulley, the first cone pulley 34 and the mutually corresponding transmission of the second cone pulley 23 Groove is driven by belt 28, have the advantages that simple structure, low production cost.

In the present embodiment, between second cone pulley 23 and main shaft 2, unloading mechanism is provided with, the unloading mechanism includes being arranged 3rd sleeve 20 outside main shaft 2 and in the second cone pulley 23 and the deep groove ball bearing 21 that is set in outside 3rd sleeve 20, The deep groove ball bearing 21 and 20 interference fit of 3rd sleeve, and the 3rd sleeve 20 is arranged on casing by the second screw 19 On 39, by arranging unloading mechanism, a part of power is passed to main shaft 2 by the second cone pulley 23, and another part power is delivered to depth Ditch ball bearing 21, radial direction power are acted in 3rd sleeve 20 by deep groove ball bearing 21, reduce the impact to 2 radial direction of main shaft.

In the present embodiment, protective cover 31 outside the drive mechanism, is provided with, the upper end of first cone pulley 34 is provided with Four briquettings 32, the 4th briquetting 32 are fixedly connected with the output shaft of the first cone pulley 34 and motor 36 by the 3rd screw 30.Logical Cross setting the 4th briquetting 32 and ensure that the output shaft of motor 36 is stably connected with the first cone pulley 34.

In the present embodiment, protective cover 31 is by trip bolt 16 on casing 39.

In the present embodiment, the rotary drive mechanism is motor 36, and the motor 36 is connected with the first cone pulley 34；

The rotating speed adjusting mechanism includes the movement of 36 horizontal direction of power supply machine and changes the first cone pulley 34 and the second cone pulley 23 The guide rail 29 of gear ratio, one end of the guide rail 29 are fixedly connected with motor 36, and the other end of the guide rail 29 passes through fixture On casing 39.Horizontal range of the regulation motor 36 away from casing 39 changes the transmission of the first cone pulley 34 and the second cone pulley 23 Than according to reality processing demand, it is 1,0.8,0.64 or 0.51 to adjust the first cone pulley 34 and 23 gear ratio of the second cone pulley, so as to change Become the rotating speed of main shaft 2, simplicity, quick adjustment is carried out to the penetration rate that fixes a cutting tool installed in main shaft 2.

During actually used, it is provided with the motor 36 for installing the installing plate of guide rail 29, the guide rail 29 leads to Cross the 4th screw 37 to be fixedly connected with the installing plate with packing ring 38.

In the present embodiment, the fixture is locking nut 27.

During actually used, the fixture can also adopt other realize the fixture that guide rail 29 is fixed.

In the present embodiment, the output shaft of the motor 36 is connected with the first cone pulley 34 by the first spline, and described Two cone pulleys 23 are connected with main shaft 2 by the second spline so that the power of motor 36 passes sequentially through the first cone pulley 34 and second Cone pulley 23 passes to main shaft 2, is the powered rotation source of main shaft 2, when cutter is contacted with workpiece to be processed, by main shaft 2 Rotarily drive cutter rotation, realize drilling.

When this utility model is used, when motor 36 does not work, movable magnetic disc 4 and magnetostatic disk 6 are in mutually exclusive state, electricity Motivation 36 enters working condition, and 36 output shaft of motor imparts power to the first cone pulley 34, and the first cone pulley 34 is rotated, the first cone pulley 34 rotation drives the second cone pulley 23 to rotate by belt 28, and the rotation of the second cone pulley 23 drives main shaft 2 to start to rotate, main shaft 2 Rotation realize reversing drilling, meanwhile, rotations of main shaft 2 makes the movable magnetic disc 4 installed in main shaft 2 start to rotate, when movable magnetic disc 4 and When the homopolarity of magnetostatic disk 6 is relative, repulsion is produced, main shaft 2 is moved downward, the first spring 14-1 and second spring 14-2 are compressed；When When movable magnetic disc 4 is relative with the heteropole of magnetostatic disk 6, gravitation is produced, main shaft 2 moved upwards, the first spring 14-1 and second spring 14- 2 recover deformation quantities, back and forth realize the up-down vibration of main shaft 2 successively, contact with making cutter and hole workpiece generating period to be drilled, real Existing vibration drilling, increases instantaneous drill thrust, reduces drilling temperature, and short the time required to drilling, improves surface of the work hole to be drilled Fineness and machining accuracy, practical.

The above, is only preferred embodiment of the present utility model, not this utility model is imposed any restrictions, every Any simple modification, change and the equivalent structure change that above example is made according to this utility model technical spirit, still Belong in the protection domain of technical solutions of the utility model.

Claims

1. a kind of permanent magnetism drilling machine, it is characterised in that：Including horizontally disposed base (1), the frame structure on base (1) With the permanent magnetism drilling apparatus on the frame structure；

The frame structure includes the column (40) being vertically mounted on base (1), the casing for being arranged on column (40) top (39) the casing slipping mechanism for and for casing (39) moving up and down along column (40)；

The permanent magnetism drilling apparatus include the rotary drive mechanism on casing (39) and for drive cutter with hole to be drilled The permanent magnetic vibration mechanism of workpiece periodic contact, the rotary drive mechanism are connected with the permanent magnetic vibration mechanism driving, described It is provided with rotary drive mechanism for adjusting the rotating speed adjusting mechanism of permanent magnetic vibration mechanism rotary speed, and the rotating speed Governor motion is connected with casing (39)；

The permanent magnetic vibration mechanism includes the main shaft for installing the cutter and be connected with the rotary drive mechanism (2) upper main shaft (2), is arranged on and the permanent magnet mechanism of drive shaft (2) up-down vibration and the stretching motion being set on main shaft (2) Mechanism, is provided with casing (39) for adjusting the amplitude adjusting mechanism of main shaft (2) amplitude, and described main shaft (2) are located at case In body (39), and the two ends of the main shaft (2) extend respectively to the outside of casing (39).

2. according to the permanent magnetism drilling machine described in claim 1, it is characterised in that：The permanent magnetic vibration mechanism is located at the one of column (40) Side, the rotary drive mechanism are located at the opposite side of column (40)；

The rotary drive mechanism is connected with main shaft (2) by drive mechanism.

3. according to the permanent magnetism drilling machine described in claim 1 or 2, it is characterised in that：The permanent magnet mechanism includes being set in main shaft (2) Bottom and the movable magnetic disc (4) that rotates with main shaft (2) and it is set in main shaft (2) bottom and the magnetostatic disk being located above movable magnetic disc (4) (6), magnetostatic disk (6) are in close contact with casing (39) inner bottom surface, and described movable magnetic disc (4) are located at below casing (39), described Movable magnetic disc (4) is identical with the structure of magnetostatic disk (6), and movable magnetic disc (4) and magnetostatic disk (6) are permanent-magnetic clamp, and the dynamic magnetic Disk (4) and magnetostatic disk (6) include spaced permanent magnet N poles and permanent magnet S pole；

The amplitude adjusting mechanism includes outward and supplying the first manual handle (46) for adjusting manually, being arranged on installed in casing (39) The first rotating shaft (53) that is connected in casing (39) and with first manual handle (46) and be arranged on first rotating shaft (53) go up and Main shaft (2) is driven to move up and down the worm screw (11) for changing main shaft (2) amplitude.

4. according to the permanent magnetism drilling machine described in claim 3, it is characterised in that：First set cylinder (7) is arranged with outside main shaft (2), First sleeve (7) lateral wall is provided with the worm gear part (12) for being engaged in that worm screw (11) is rotated, the first sleeve (7) It is located in casing (39), and first sleeve (7) is fixedly connected with magnetostatic disk (6)；

The stretching motion mechanism includes the first spring (14-1) and the set for being set in the middle part of main shaft (2) and being located in casing (39) It is located at the second spring (14-2) that main shaft (2) is upper and is located in the first sleeve (7)；

The top and bottom of the first spring (14-1) are respectively arranged with the first briquetting (15) and the second briquetting (13), and described One briquetting (15) and the second briquetting (13) are set on main shaft (2), the lower end of the first briquetting (15) and the first spring (14-1) upper end is in close contact, and the upper end of the second briquetting (13) is in close contact with the lower end of the first spring (14-1), institute The upper end of the lower end and the first sleeve (7) of stating the second briquetting (13) is in close contact；

The upper end of second spring (14-2) is provided with pad (33), and the lower end of second spring (14-2) is provided with the 3rd Briquetting (5), the 3rd briquetting (5) are set on main shaft (2), the upper end of the 3rd briquetting (5) and the first sleeve (7) Lower end be in close contact, the upper end of the lower end of the 3rd briquetting (5) and magnetostatic disk (6) is in close contact, magnetostatic disk (6) Lower end is in close contact with casing (39) inner bottom surface.

5. according to the permanent magnetism drilling machine described in claim 3, it is characterised in that：The casing slipping mechanism is included installed in casing (39) outward and for adjust manually the second manual handle (52), be arranged in casing (39) and be driven with the second manual handle (52) Second rotating shaft (44) of connection and the tooth that the second rotating shaft (44) is upper and drive casing (39) is moved up and down is arranged on along column (40) Wheel (43), is provided with the tooth-strip part (45) for being engaged in gear (43) and being rotated for gear (43) on column (40)；

Locking member is provided with casing (39), the locking member is included installed in casing (39) outward and for regulation manually Set lever (51), the 3rd rotating shaft (26) for being arranged in casing (39) and being connected with set lever (51) and with the 3rd Rotating shaft (26) interference fit and the latch segment (25) that can be locked with column (40).

6. according to the permanent magnetism drilling machine described in claim 2, it is characterised in that：The drive mechanism includes driving installed in the rotation The first cone pulley (34) on motivation structure and the second cone pulley above and with the first cone pulley (34) rotation being connected installed in main shaft (2) (23), the first cone pulley (34) and the second cone pulley (23) are connected by belt (28), the first cone pulley (34) It is connected with the rotary drive mechanism, the second cone pulley (23) are connected with main shaft (2).

7. according to the permanent magnetism drilling machine described in claim 6, it is characterised in that：The rotary drive mechanism is motor (36), described Motor (36) is connected with the first cone pulley (34)；

The rotating speed adjusting mechanism includes the movement of power supply machine (36) horizontal direction and changes the first cone pulley (34) and the second cone pulley (23) guide rail (29) of gear ratio, the one end of guide rail (29) are fixedly connected with motor (36), guide rail (29) another End is by fixture on casing (39).