CN206286603U - A kind of numerical control bench drill - Google Patents
A kind of numerical control bench drill Download PDFInfo
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- CN206286603U CN206286603U CN201621271508.6U CN201621271508U CN206286603U CN 206286603 U CN206286603 U CN 206286603U CN 201621271508 U CN201621271508 U CN 201621271508U CN 206286603 U CN206286603 U CN 206286603U
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Abstract
The utility model belongs to numerical controlled machinery equipment technical field, and in particular to a kind of numerical control bench drill.Including base, column, main spindle box and main shaft on column vertically on base, the main shaft is arranged in the main spindle box by the safety clutch in the middle part of it, and the motor of drive shaft rotation and the feed mechanism of control lifting spindle are additionally provided with the main spindle box；The output shaft of the motor is set straight up, and handstand is provided with synchronizing wheel one on output shaft, and synchronizing wheel two is cased with the safety clutch of the main shaft, and toothed belt transmission is passed through between the synchronizing wheel one and synchronizing wheel two；It is numerically controlled that the utility model enables to drilling depth under drill bit to realize, with automation function.
Description
Technical field
The utility model belongs to numerical controlled machinery equipment technical field, and in particular to a kind of numerical control bench drill.
Background technology
General bench drilling machine is generally independent single bench drill, including drill body, base, and drill body has rocking arm on side, by rotating
Rocking arm drives rocker arm shaft, and then drives brill under drill bit, and workpiece is also required to artificial clamping.The problem of presence is：To the lower brill of workpiece
The bad metering of depth, it doesn't matter for holes drilled through, and for the jewel hole of non through hole, control hole depth seems very heavy
Will, general bench drilling machine hand-guided is very hard.
The content of the invention
The purpose of this utility model is：There is provided one kind, to enable to drilling depth under drill bit to realize numerically controlled, and has
A kind of numerical control bench drill of automation function
The utility model solves the technical scheme that its technical problem used：
A kind of numerical control bench drill, including base, the vertical column on base, the main spindle box on column and master
Axle, the main shaft is arranged in the main spindle box by the safety clutch in the middle part of it, and driving master is additionally provided with the main spindle box
Motor and the feed mechanism of control lifting spindle that axle is rotated；
The output shaft of the motor is set straight up, and handstand is provided with synchronizing wheel one on output shaft, the main shaft
Synchronizing wheel two is cased with safety clutch, toothed belt transmission is passed through between the synchronizing wheel one and synchronizing wheel two；
The feed mechanism includes the stepper motor installed in main spindle box upper end, and the stepper motor passes through shaft coupling and silk
Bar is fixedly connected, and nut piece is bolted with the screw mandrel, is socketed with connecting tube on the nut piece, the connecting tube and main shaft it
Between be fixedly connected by main shaft connector.
The main spindle box upper end is additionally provided with protective cover.
The column is provided with screw thread, and the main spindle box lower end is provided with and is screwed onto the column and insures ring.
The clamping screw being connected with the column is additionally provided with the main spindle box.
The motor is threephase asynchronous machine, including motor shaft, motor casing and is installed on the front end of motor casing rear and front end
Lid and rear end cap, described motor shaft transverse horizontal is arranged in motor casing and described motor shaft stretches out drive end bearing bracket and rear end cap
Outward, described motor shaft is connected with drive end bearing bracket by fore bearing, and described motor shaft is connected with rear end cap by rear bearing,
The part that described motor shaft is stretched out outside rear end cap is fixed with fan blade, is located on described motor shaft between rear end cap and fan blade and located
A flying wheel is arranged with, there is the interior wheel disc and the outer wheel disc away from motor shaft contacted with motor shaft on described flying wheel,
The concave ring groove for caving inward is offered between described interior wheel disc and outer wheel disc, described lubrication groove disk axial width is less than outer wheel disc
Axial width, the weight of the weight less than outer wheel disc of described interior wheel disc；
The left and right end face of interior wheel disc, outer wheel disc and concave ring groove on described flying wheel is vertical with motor shaft, described
Outer wheel disc outer rim it is coaxial with the outer surface of motor shaft and parallel；
The inner side of described drive end bearing bracket is fixed with pressing plate by screw, and there is described pressing plate a circle to be resisted against outside fore bearing
There is a circle to be resisted against the boss of rear bearing outer ring for the flange part of circle, the inner side of described rear end cap；
Outside framework oil seal is arranged between described motor shaft and drive end bearing bracket.
The utility model is prominent and beneficial compared to existing technology to be had the technical effect that：
1st, the utility model instead of the rocking arm of conventional general bench drilling machine by the setting of feed mechanism, under can causing drill bit
Drilling depth can realize digital control, simple structure, it is easy to promote, and general bench drilling machine manufacturer slightly transforms and is capable of achieving industry
Change.
2nd, the setting that the utility model passes through threephase asynchronous machine so that when the flying wheel of this threephase asynchronous machine can be
Effective help will block motionless motor shaft and persistently rotate in the presence of inertia, hence in so that the electricity of this threephase asynchronous machine
Machine axis of rotation is smooth, operates steadily.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial structural diagram of the present utility model.
Fig. 3 is sectional view of the present utility model.
Fig. 4 is the half section structural representation of the utility model threephase asynchronous machine.
Fig. 5 is enlarged drawing at the A of Fig. 4.
Fig. 6 is enlarged drawing at the B of Fig. 4.
In figure：1- bases；2- columns；3- main spindle boxes；4- main shafts；5- safety clutch；6- motors；7- synchronizing wheels one；8-
Synchronizing wheel two；9- stepper motors；10- screw mandrels；11- nut pieces；12- connecting tubes；13- main shaft connectors；14- protective covers；15- is protected
Dangerous ring；16- clamping screws；17- motor shafts；18- motor casings；19- drive end bearing brackets；20- rear end caps；21- fore bearings；Bearing after 22-；
23- fan blades；24- flying wheels；Wheel disc in 25-；The outer wheel discs of 26-；27- concave ring grooves；28- screws；29- pressing plates；30- flange parts；31-
Boss；32- outside framework oil seals.
Specific embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings：
A kind of numerical control bench drill as shown in Figures 1 to 6, including base 1, column 2 vertically on the base, located at column 2
On main spindle box 3 and main shaft 4, the main shaft 4 is arranged in the main spindle box 3 by the safety clutch 5 in the middle part of it, described
The motor 6 of the rotation of drive shaft 4 and the feed mechanism of the control lifting of main shaft 4 are additionally provided with main spindle box 3；
The output shaft of the motor 6 is set straight up, and handstand is provided with synchronizing wheel 1, the main shaft 4 on output shaft
Safety clutch 5 on be cased with tower synchronizing wheel 28, between the synchronizing wheel 1 and synchronizing wheel 28 pass through toothed belt transmission；
Synchronizing wheel is preferably tower synchronous pulley, or belt pulley replaces.
The feed mechanism includes the stepper motor 9 (can also be servomotor replacement) installed in the upper end of main spindle box 3, institute
State stepper motor 9 to be fixedly connected with screw mandrel 10 by shaft coupling, nut piece 11, the nut piece 11 are bolted with the screw mandrel 10
On be socketed with connecting tube 12, be fixedly connected by main shaft connector 13 between the connecting tube 12 and main shaft 4.The lower end of main shaft 4 sets
Be equipped with drill, stepper motor 9 is rotated and drives screw mandrel 10 to rotate, because the lower end of screw mandrel 10 is bolted with nut piece 11, nut piece 11 with
Connecting tube 12 is fixed, and connecting tube 12 is fixedly connected by main shaft connector 13 with main shaft 4 so that nut piece 11 and connecting tube 12
Do and move up and down vertically, and connecting tube 12 drives main shaft 4 to move up and down, and be instead of by the setting of feed mechanism in the past common
The rocking arm of bench drill, drilling depth can realize digital control, simple structure under can causing drill bit, it is easy to promote, general bench drilling machine production
Producer slightly transforms and is capable of achieving industrialization.
The upper end of the main spindle box 3 is additionally provided with protective cover 14.Protective cover 14 is used to protect the device in protective cover 14, and prevents
Foreign matter enters the precision of influence bench drill processing in main spindle box 3.
The column 2 is provided with screw thread, and the lower end of the main spindle box 3 is provided with and is screwed onto the column 2 and insures ring 15.Insurance
Ring 15 pushes against main spindle box 3, and relieving ring 15 with fixed main shaft case 3 and prevents main spindle box 3 due to adjusting the height of main spindle box 3
The effect of whereabouts.
The clamping screw 16 being connected with the column 2 is additionally provided with the main spindle box 3.Clamping screw 16 is used to prevent main shaft
Case swings influence machining accuracy.
The motor 6 is threephase asynchronous machine, including motor shaft 17, motor casing 18 and is installed on the rear and front end of motor casing 18
Drive end bearing bracket 19 and rear end cap 20, the described transverse horizontal of motor shaft 17 is arranged in motor casing 18 and described motor shaft 17 is stretched
Go out outside drive end bearing bracket 19 and rear end cap 20, described motor shaft 17 is connected with drive end bearing bracket 19 by fore bearing 21, described motor
Axle 17 is connected with rear end cap 20 by rear bearing 22, and the part that described motor shaft 17 is stretched out outside rear end cap 20 is fixed with fan blade
23, place between rear end cap 20 and fan blade 23 is located on described motor shaft 17 and is arranged with a flying wheel 24, described flying wheel 24
It is upper that there is the interior wheel disc 25 and the outer wheel disc 26 away from motor shaft 17, described interior wheel disc 25 and foreign steamer contacted with motor shaft 17
The concave ring groove 27 for caving inward is offered between disk 26, the described axial width of interior wheel disc 25 is axially thick less than outer wheel disc 26
Degree, the weight of described interior wheel disc 25 is less than the weight of outer wheel disc 26；
In order that the flying wheel 24 in this threephase asynchronous machine operates more steady, described flying wheel on motor shaft 17
The left and right end face of interior wheel disc 25, outer wheel disc 26 and concave ring groove 27 on 24 is vertical with motor shaft 17, described outer wheel disc 26
Outer rim it is coaxial with the outer surface of motor shaft 17 and parallel；
In order to the inner side for preventing the play of motor shaft 17 or so in this threephase asynchronous machine, described drive end bearing bracket 19 passes through screw
28 are fixed with pressing plate 29, and there is described pressing plate 29 circle to be resisted against the flange part 30 of the outer ring of fore bearing 21, described rear end cap
There is a circle to be resisted against the boss 31 of the outer ring of rear bearing 22 for 20 inner side；
Outside framework oil seal 32 is arranged between described motor shaft 17 and drive end bearing bracket 19.
Above-described embodiment is only preferred embodiment of the present utility model, and protection model of the present utility model is not limited according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (5)
1. a kind of numerical control bench drill, it is characterised in that：Including base, column, the main shaft on column vertically on base
Case and main shaft, the main shaft are arranged in the main spindle box by the safety clutch in the middle part of it, are also set on the main spindle box
There are the drive shaft motor for rotating and the feed mechanism for controlling lifting spindle；
The output shaft of the motor is set straight up, and handstand is provided with synchronizing wheel one, the overload of the main shaft on output shaft
Synchronizing wheel two is cased with clutch, toothed belt transmission is passed through between the synchronizing wheel one and tower synchronizing wheel two；
The feed mechanism includes the stepper motor installed in main spindle box upper end, and the stepper motor is consolidated by shaft coupling with screw mandrel
Fixed connection, is bolted with nut piece on the screw mandrel, connecting tube is socketed with the nut piece, leads between the connecting tube and main shaft
Main shaft connector is crossed to be fixedly connected.
2. a kind of numerical control bench drill according to claim 1, it is characterised in that：The main spindle box upper end is additionally provided with protective cover.
3. a kind of numerical control bench drill according to claim 1, it is characterised in that：The column is provided with screw thread, the main shaft
Case lower end is provided with and is screwed onto the column and insures ring.
4. a kind of numerical control bench drill according to claim 1, it is characterised in that：It is additionally provided with the main spindle box and the column
The clamping screw of connection.
5. a kind of numerical control bench drill according to claim 1, it is characterised in that：The motor is threephase asynchronous machine, including
Motor shaft, motor casing and the drive end bearing bracket and rear end cap of motor casing rear and front end are installed on, described motor shaft transverse horizontal wears
In in motor casing and described motor shaft is stretched out outside drive end bearing bracket and rear end cap, described motor shaft passes through fore bearing phase with drive end bearing bracket
Connection, described motor shaft is connected with rear end cap by rear bearing, and the part that described motor shaft is stretched out outside rear end cap is connected
There is fan blade, place between rear end cap and fan blade is located on described motor shaft and is arranged with a flying wheel, have on described flying wheel
The interior wheel disc contacted with motor shaft and the outer wheel disc away from motor shaft, offer inwardly between described interior wheel disc and outer wheel disc
The concave ring groove of depression, described axial width of the lubrication groove disk axial width less than outer wheel disc, the weight of described interior wheel disc is less than
The weight of outer wheel disc；
The left and right end face of interior wheel disc, outer wheel disc and concave ring groove on described flying wheel is vertical with motor shaft, and described is outer
The outer rim of wheel disc is coaxial with the outer surface of motor shaft and parallel；
The inner side of described drive end bearing bracket is fixed with pressing plate by screw, and there is described pressing plate a circle to be resisted against front axle bearing outer-ring
There is a circle to be resisted against the boss of rear bearing outer ring for flange part, the inner side of described rear end cap；
Outside framework oil seal is arranged between described motor shaft and drive end bearing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621271508.6U CN206286603U (en) | 2016-11-24 | 2016-11-24 | A kind of numerical control bench drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621271508.6U CN206286603U (en) | 2016-11-24 | 2016-11-24 | A kind of numerical control bench drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206286603U true CN206286603U (en) | 2017-06-30 |
Family
ID=59099951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621271508.6U Active CN206286603U (en) | 2016-11-24 | 2016-11-24 | A kind of numerical control bench drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206286603U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855561A (en) * | 2017-11-29 | 2018-03-30 | 李贺堂 | Aluminium frame automatic drilling machine |
| CN108405930A (en) * | 2018-02-26 | 2018-08-17 | 上海工程技术大学 | A kind of drilling machine with overload protection function |
| CN112792380A (en) * | 2021-01-29 | 2021-05-14 | 浙江西菱股份有限公司 | Intelligent efficient numerical control drilling machine |
-
2016
- 2016-11-24 CN CN201621271508.6U patent/CN206286603U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855561A (en) * | 2017-11-29 | 2018-03-30 | 李贺堂 | Aluminium frame automatic drilling machine |
| CN108405930A (en) * | 2018-02-26 | 2018-08-17 | 上海工程技术大学 | A kind of drilling machine with overload protection function |
| CN112792380A (en) * | 2021-01-29 | 2021-05-14 | 浙江西菱股份有限公司 | Intelligent efficient numerical control drilling machine |
| WO2022160550A1 (en) * | 2021-01-29 | 2022-08-04 | 浙江西菱股份有限公司 | Intelligent and high-efficiency digital control drilling rig |
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