CN202752645U - Numerical-control drilling machine with internal speed detection inductive switch - Google Patents
Numerical-control drilling machine with internal speed detection inductive switch Download PDFInfo
- Publication number
- CN202752645U CN202752645U CN 201220145739 CN201220145739U CN202752645U CN 202752645 U CN202752645 U CN 202752645U CN 201220145739 CN201220145739 CN 201220145739 CN 201220145739 U CN201220145739 U CN 201220145739U CN 202752645 U CN202752645 U CN 202752645U
- Authority
- CN
- China
- Prior art keywords
- inductive switch
- spindle box
- drilling machine
- speed
- inductive
- 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 - Lifetime
Links
Images
Landscapes
- Automatic Control Of Machine Tools (AREA)
Abstract
The utility model belongs to the technical field of machining and discloses a numerical-control drilling machine with an internal speed detection inductive switch. The numerical-control drilling machine comprises a spindle, a spindle box, a main motor and the like. The spindle box is arranged on a base through a vertical column, and a spindle sleeve is sleeved outside a spindle which is arranged in front of the spindle box. The inductive switch for speed detection is arranged on the top wall of the spindle box, an inductive head on the inductive switch corresponds to the position below a driven wheel disc, an inductive block is arranged on the lower surface of the driven wheel disc, the rotation route of the inductive block passes through the position above the inductive switch for speed detection, and the inductive switch for speed detection is triggered once each time the inductive block passes through the position above the inductive switch for speed detection. Since the inductive switch for detecting rotation speed of the spindle is arranged on the top wall of the spindle box, on one hand, influences on the inductive switch caused by deformation of a lower housing in collision can be avoided effectively, and on the other hand, the lower end of the inductive switch arranged on the top wall of the spindle box extends into the spindle box, and the inductive switch can be effectively protected by the spindle box and is less prone to damage by collision and the like.
Description
Technical field
The utility model belongs to the Machining Technology field, relates to a kind of machined rig, specifically a digital control type drilling machine.
Background technology
Drilling machine is a kind of mainly lathe of machining hole on workpiece, can be divided into upright drill, bench drill, horizontal drilling machine and radial drilling machine.Drilling machine structurally mainly is comprised of main shaft, main spindle box, main motor etc., and described drill bit is assemblied in described main shaft lower end, and described main shaft vertically is arranged in the main spindle box.Main spindle box is installed on the column, column lower end has base, the main shaft upper end is provided with belt pulley, main motor is arranged on the main spindle box rear portion, output shaft is parallel with main shaft, the main motor output shaft end also is provided with belt pulley, is linked by driving belt with main shaft upper end pulley disc, consists of the transmission mechanism of drill bit main motion.The work top of general miniature bench type drilling machine bench type drilling machine directly is processed to form at base.Vertical drilling machine then general relative bench drill is higher, can establish in addition special work top above base.Beam drill is mainly large-sized drill machine, and the range of work is large, compares with common desk-top or upright drill, and its main spindle box not only can rotate and can also relatively move around column on rocking arm.
The main motor of early stage drilling machine mainly by hand switch control, then finished by the manual drives feeding drive mechanism by feed motion.Along with emerging of Servo Drive Technology's, Numeric Control Technology is widely applied in Machine-Tool Control.Numerical control drilling machine has added the controller that is used for driving the servo step motor of feeding drive mechanism and is used for control servomotor and Ge Lu electric switch on traditional rotated bed basis.
In existing numerical control drilling machine, for the processing of the workpiece that adapts to unlike material, general drilling machine all disposes the main shaft speed-regulating function, and the most common way is that spindle pulley and main motor pulley all are changed to the pulley disc that is comprised of the different a plurality of belt pulleys of diameter.Select different belt pulleys, change the gearratio between main motor power shaft and the main shaft, realize the adjustment of the speed of mainshaft.For the rotated bed of traditional manual feeding, operating personnel can be according to the processing situation, the control feed speed.And for the numerical control drilling machine of automatic control feeding, its feed speed is then generally controlled by the sampling speed of mainshaft by controller.In the prior art, at lower encioser one inductive switch that tests the speed is set, its inductive head correspondence is below described spindle pulley dish, when being provided with rotation, described pulley disc below through the sensor block of the inductive switch induction zone that testing the speed, described pulley disc whenever turns around, through once, the described inductive switch that tests the speed is triggered once described sensor block from the inductive switch top of testing the speed.Its shortcoming is: 1, described lower encioser is supporting part not, mainly plays the effects such as attractive in appearance and dustproof.For Cost reduction, lower encioser is general to adopt very thin iron plate to make, and when being collided, easily deforms.And inductive switch is accurate device, its distance of reaction operated by rotary motion is about 1-2mm, the inductive switch that will test the speed in the prior art is arranged on the lower encioser that tagger makes, when being subjected to collision, lower encioser deforms, perhaps inductive switch and sensor block impact failure, or inductive switch to depart from sensor block malfunctioning.2, be arranged at lower encioser test the speed with the inductive switch lower end from lower encioser stretch out be exposed to the outside.In lathe carrying or use procedure, inductive switch easily is collided and damages.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist in order to solve existing numerical control bench drill, has proposed a kind ofly can effectively prevent extraneous directly bump or bump lower encioser the time, and giving tests the speed brings the digital control type drilling machine that disturbs or cause damage with inductive switch.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of numerical control bench drill, comprise column, main shaft, main motor, described column lower end is fixed on the base, main spindle box is established on top, the side of establishing is provided with drilling machine upper encloser and lower encioser on the described main spindle box, described main motor is arranged on described main spindle box rear, described main motor output shaft is parallel with described main shaft, the upper end is stretched in the described upper encloser, which is provided with the drive pulley dish, one driven pulley dish is installed on the spline housing, and described spline housing vertically is arranged on described main spindle box front upper by bearing; The rack sleeve that one side is provided with tooth bar vertically and be slidably disposed under the anterior described spline housing of described main spindle box; In described rack sleeve, spline fitted is passed through with described spline housing endoporus in its upper end to described main shaft by bearing assemble, and stretch out from the main spindle box below lower end, can assemble drill chuck, and described drive pulley dish and driven pulley dish link by belt.
Described main spindle box one side is established electric cabinet, in establish controller, opposite side is established motor housing, in establish AC system stepper motor and the deceleration speed changer that is connected with described stepper motor.
It is characterized in that,
One tests the speed is arranged on the described main spindle box roof with inductive switch, the corresponding described driven wheel disc of inductive head below on it, and described driven wheel disc lower surface is provided with sensor block, and the rotate path of described sensor block is through testing the speed with directly over the inductive switch.Described driven wheel disc lower surface tests the speed with the distance of reaction of inductive switch greater than described to the described distance that tests the speed with the inductive head of inductive switch, and described sensor block tests the speed with the minimum range of the inductive head of the inductive switch distance of reaction less than the described usefulness inductive switch that tests the speed to described.From testing the speed with inductive switch top process, test the speed is triggered once with inductive switch described sensor block each time.
The utility model has the advantage of: will be located on the main spindle box roof for detection of the inductive switch of the speed of mainshaft, on the one hand, have fabulous move qualitative, the impact that can effectively avoid lower encioser easily to deform inductive switch is brought because of collision; On the other hand, described main spindle box is stretched in the inductive switch lower end that is arranged at described main spindle box roof, can effectively obtain the protection of main spindle box, is not easy to be subject to the damages such as bump.
In drilling machine described in the utility model, described sensor block can be one, also can be for two or more along what circumferentially be evenly arranged.The quantity that increases sensor block can increase sample frequency, improves the precision that tests the speed.
Described driven pulley dish and described spline housing can be one-body molded, also can adopt split design, and described driven pulley disk center is provided with the axis hole that cooperates with described spline housing external diameter.The preferred latter of the utility model, integrated structural disadvantages is, when the bearing between spline housing and the main spindle box is installed, inconvenient each bearing application of force.Spline housing and driven pulley dish can be successively assembled in the split design, can effectively address this is that, and relatively are convenient to install.
Install and lock for further convenient, design a kind of improvement as above-mentioned split, described spline housing outer peripheral face is the conical surface, the taper hole of the axis hole of described driven pulley dish for matching with the described conical surface.
As a kind of improvement of the present utility model, described pulley disc can be made of multistage belt wheel, and the multistage pulley diameters size of institute's drive pulley dish is from top to bottom dwindled step by step, and the multistage pulley diameters size of institute's driven pulley dish from top to bottom increases step by step.
As further improvement of the utility model, described pulley disc outline is turriform, and inside is provided with turriform semi-closure cavity.So the pulley disc of design is conducive to save material.
Description of drawings
Fig. 1 is digital control type drilling machine side-looking overall structure schematic diagram of the present utility model;
Fig. 2 is digital control type drilling machine forward sight overall structure schematic diagram of the present utility model;
Fig. 3 be among Fig. 1 A-A to sectional view;
Fig. 4 be among Fig. 2 B-B to sectional view.
The specific embodiment
Below in conjunction with a specific embodiment equipment of the present utility model is described further.
With reference to Fig. 1, what this figure showed is a kind of small-sized digital control type bench drill, comprises base 19, and the most of area in base 19 tops is work top 18.Base is fixed a vertical column 16 near the position of back, and described column 16 middle parts are provided with the boss 27 for the supports main shaft case, and the top of described column 16 is passed from main spindle box 26 rear portions.Described main spindle box 26 front portions vertically arrange rack sleeve 8 and main shaft 9, and described rack sleeve 8 slidably arranges, and rear side is processed with tooth bar 13, and described main shaft 9 is positioned at rack sleeve 8, establish up and down two bearings between the two.Described main shaft 9 lower ends are equipped with the drill chuck (not shown).Described main spindle box 26 front upper are provided with spline housing assembling hole, described spline housing 2 lower ends by bearing arrangement in spline housing assembling hole.The assembling of spline housing 2 upper ends has the turriform driven pulley dish 1 of multistage belt wheel.The endoporus of described spline housing 2 is stretched in described main shaft upper end, is slidingly matched by spline with it.
Described main spindle box 26 rear sides are fixed with installation seat of main motor 14, fix main motor 15 on the mount pad, described main motor 15 output shafts 7 vertically up, upper end assembling has the handstand turriform drive pulley dish 5 of multistage belt wheel.Described drive pulley dish and main motor output shaft are fixing by flat key 6.
Bench drill upper encloser 3, lower encioser are established in described main spindle box 26 tops, and described upper cover will cover in inside by the main drive gear that drive pulley dish 5, belt 4, driven pulley dish 2 form.
With reference to Fig. 2,3,4, electric cabinet 20 is established in described main spindle box left side, and motor housing 24 is established on the right side.Described electric cabinet 20 inside arrange controller, and control panel 21 is established in the front.Establish stepper motor and the deceleration speed changer 25 that is connected with described stepper motor in the described motor housing 24, described deceleration speed changer comprises one group of worm-and-wheel gear, feed shaft 12 right-hand members are assemblied in the worm gear axis hole of described deceleration speed changer 25, left end is stretched into by described rack sleeve 8 rears, main spindle box 26 anterior bottoms, passes through two bearing assembles between described feed shaft 12 and the main spindle box 26.Described deceleration transmission output shaft 12 is processed with and described tooth bar meshed gears 11 over against the position of described rack sleeve rear side tooth bar 13.
The position on the corresponding described rack sleeve of described main spindle box 26 right plates 8 tops is fixedly installed a location inductive switch 23, upper end, described rack sleeve 8 right sides is processed with for detent 22, under the described rack sleeve reset mode, described groove 22 lower end terrace with edges are over against the inductive head of described location with inductive switch 23.
One tests the speed is fixed on described main spindle box 26 roofs with inductive switch 10, and inductive head corresponding described driven pulley dish 1 lower edge in upper end is established two sensor blocks 17 below the described driven pulley dish 1.Described sensor block 17 evenly distributes on circumference, and the vertical range of the inductive head that described sensor block 17 is used inductive switch 10 to testing the speed is less than the distance of reaction of inductive switch.
What should be understood that is; above-described embodiment only is to further specifying that the utility model is made; but not to the restriction of the utility model protection domain, various other the concrete feasible programs based on the utility model design concept all should fall in the utility model protection domain.
Claims (6)
1. digital control type drilling machine that the inductive switch that tests the speed is built-in, comprise column, main shaft, main motor, described column lower end is fixed on the base, main spindle box is established on top, described main spindle box top is provided with drilling machine upper encloser and lower encioser, described main motor is arranged on described main spindle box rear, described main motor output shaft is parallel with described main shaft, the upper end is stretched in the described upper encloser, which is provided with the drive pulley dish, one driven pulley dish is installed on the spline housing, and described spline housing vertically is arranged on described main spindle box front upper by bearing; The rack sleeve that one side is provided with tooth bar vertically and be slidably disposed under the anterior described spline housing of described main spindle box; In described rack sleeve, spline fitted is passed through with described spline housing endoporus in its upper end to described main shaft by bearing assemble, and stretch out from the main spindle box below lower end, can assemble drill chuck; Described drive pulley dish and driven pulley dish link by belt; Described main spindle box one side is established electric cabinet, in establish controller, opposite side is established motor housing, in establish stepper motor and the deceleration speed changer that is connected with described stepper motor;
It is characterized in that, one tests the speed is arranged on the described main spindle box roof with inductive switch, the corresponding described driven wheel disc of inductive head below on it, described driven wheel disc lower surface is provided with sensor block, the rotate path of described sensor block is through testing the speed with directly over the inductive switch, from testing the speed with inductive switch top process, test the speed is triggered once with inductive switch described sensor block each time.
2. the built-in digital control type drilling machine of the inductive switch that tests the speed according to claim 1 is characterized in that, described driven pulley dish and described spline housing split design, and described driven pulley disk center is provided with the axis hole that cooperates with described spline housing external diameter.
3. the built-in digital control type drilling machine of the inductive switch that tests the speed according to claim 2 is characterized in that, described spline housing outer peripheral face is the conical surface, the taper hole of the axis hole of described driven pulley dish for matching with the described conical surface.
4. the built-in digital control type drilling machine of the inductive switch that tests the speed according to claim 1, it is characterized in that, described pulley disc is made of multistage belt wheel, the multistage pulley diameters size of institute's drive pulley dish is from top to bottom dwindled step by step, and the multistage pulley diameters size of institute's driven pulley dish from top to bottom increases step by step.
5. the built-in digital control type drilling machine of the inductive switch that tests the speed according to claim 4 is characterized in that, described pulley disc outline is turriform, and inside is provided with turriform semi-closure cavity.
6. the built-in digital control type drilling machine of the inductive switch that tests the speed according to claim 1 is characterized in that, described sensor block is for two or more along what circumferentially be evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220145739 CN202752645U (en) | 2012-04-09 | 2012-04-09 | Numerical-control drilling machine with internal speed detection inductive switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220145739 CN202752645U (en) | 2012-04-09 | 2012-04-09 | Numerical-control drilling machine with internal speed detection inductive switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202752645U true CN202752645U (en) | 2013-02-27 |
Family
ID=47731840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220145739 Expired - Lifetime CN202752645U (en) | 2012-04-09 | 2012-04-09 | Numerical-control drilling machine with internal speed detection inductive switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202752645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085893A (en) * | 2020-02-14 | 2020-05-01 | 胶州市欧盖金属制品有限公司 | Punching device for metal plate |
-
2012
- 2012-04-09 CN CN 201220145739 patent/CN202752645U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085893A (en) * | 2020-02-14 | 2020-05-01 | 胶州市欧盖金属制品有限公司 | Punching device for metal plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108177259B (en) | Vertical loop wire diamond cut equipment | |
| CN102248227B (en) | Machine tool for machining spiral bevel gear | |
| CN105290619B (en) | laser engraving machine | |
| CN100391670C (en) | Six-shaft and five-linked machine tool for spiral conical gears | |
| CN102632267B (en) | Numerical control drilling machine | |
| KR101890041B1 (en) | Multi-tapping machine | |
| CN102101203B (en) | Processing machine tool of six-axis five-linkage helical bevel gear | |
| CN201940707U (en) | Six-shaft five-linkage spiral taper gear machining machine tool | |
| CN106552967B (en) | Large-scale high-precision numerical control fluted disc grinding machine | |
| CN112025415A (en) | Five-axis numerical control machine tool | |
| CN105171073A (en) | Numerical control milling machine | |
| CN103143789A (en) | Gear cutting machine | |
| WO2012129888A1 (en) | Fully symmetric 5-axis tool grinder and grinding wheel headstock thereof | |
| CN202921951U (en) | Full-hydraulic numerical control drill | |
| CN100528429C (en) | Vertical and horizontal processing center main-shaft box system | |
| CN101844314A (en) | High-speed high- precision servo linear motor sliding table | |
| US9623530B2 (en) | Precision CNC facing lathe | |
| CN202752650U (en) | Numerical control drilling machine with internal positioning induction switch | |
| CN202752645U (en) | Numerical-control drilling machine with internal speed detection inductive switch | |
| CN202780070U (en) | Running-in stand for worm and gear mechanism | |
| CN202151732U (en) | A spiral bevel gear processing machine tool | |
| CN207681912U (en) | A kind of horizontal-vertical double-purpose brill attacks milling machine | |
| CN115289938B (en) | Propeller rotating shaft swing amplitude detection device and detection method thereof | |
| CN202752646U (en) | Numerical control driller with improved feed driving mechanism | |
| CN102059377A (en) | Five-axle numeric control milling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
|
| CX01 | Expiry of patent term |