CN207205289U - Movable type compensation gap boring spindle - Google Patents
Movable type compensation gap boring spindle Download PDFInfo
- Publication number
- CN207205289U CN207205289U CN201721137783.3U CN201721137783U CN207205289U CN 207205289 U CN207205289 U CN 207205289U CN 201721137783 U CN201721137783 U CN 201721137783U CN 207205289 U CN207205289 U CN 207205289U
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- CN
- China
- Prior art keywords
- pin bushing
- guide pin
- main shaft
- lower guide
- bush
- 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 - Fee Related
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
A kind of portable compensation gap boring spindle, including cylinder, gear, gear-box, push rod, upper guide bush, lower guide pin bushing, main spindle box, collar bush, main shaft, inner spacing collar, outer separator.The upper guide bush support of main shaft set upper side, lower end is supported by lower guide pin bushing, lower guide pin bushing has the effect of regulation gap of main reinforcement concurrently simultaneously, the first half of lower guide pin bushing supports to be fixed, lower half is designed with one-sided open, opening is provided with regulating bolt, and the size by adjusting opening realizes that regulation gap of main reinforcement is realized in guide pin bushing lower end and the gap of collar bush under micro adjustment, is locked after the completion of adjustment with locking nut.The step of main shaft regulation gap of main reinforcement, is simple, and main axle structure is simple, reliable and stable, and precision is high, can simplify lathe overall structure, reduces lathe overall dimensions.
Description
Technical field
It the utility model is related to mechanical driving device field, and in particular to a kind of portable compensation gap boring spindle.
Background technology
At present, existing boring spindle is mostly that non-adjustable main shaft is preset or by being opened up on collar bush and collar bush in gap
Isometric one-sided open realizes the regulation to gap of main reinforcement.The whole main shaft of adjustment has used main axle moving gap mistake after certain time
When having influence on machining accuracy greatly, it is necessary to fit clearance is adjusted, it is isometric with collar bush by being opened up on collar bush
Although one-sided open can realize regulation to gap of main reinforcement, be difficult the precision of control gap of main reinforcement regulation, while also deposit
Gap adjustment step is numerous and diverse the problem of.Simultaneously traditional main shaft adjustment mode can cause lathe complicated integral structure, increase
This inconvenience be present during the size, installation, carrying in lathe etc. of big lathe.
The content of the invention
In view of this, it is necessary to which a kind of portable compensation gap boring machine master that can easily adjust gap of main reinforcement is provided
Axle.
A kind of portable compensation gap boring spindle, including cylinder, gear, gear-box, push rod, upper guide bush, lower guide pin bushing, master
Axle box, collar bush, main shaft, inner spacing collar, outer separator, wherein：
The push-rod hole that is used to place push rod concentric with main shaft is provided among main shaft；Push rod is arranged on push-rod hole
Interior, the front end of push rod is provided with for ensureing that push rod does not bend the support set of shake, and the rear end of push rod is connected with cylinder；Tooth
Roller box is arranged on the upper end of collar bush and main shaft, and gear-box is connected with collar bush and moved with collar bush；Gear is arranged on
In gear-box；The rear end of collar bush is supported by upper guide bush, and the front end of collar bush is supported by lower guide pin bushing；It is provided with and is used on main spindle box
The main spindle box case hole of upper guide bush is installed, the lower dowel hole with the lower guide pin bushing of installation is provided with main spindle box bottom plate, upper guide bush is arranged on
In main spindle box case hole, in the lower lower dowel hole of guide pin bushing installation；Be provided between main shaft and collar bush for adjust gap of main reinforcement and in advance
The inner spacing collar and outer separator of pressure, wherein, inner spacing collar is connected with main shaft, and outer separator is connected with collar bush.
Preferably, lower guide pin bushing includes lower guide pin bushing support section and lower guide pin bushing regulation part two parts, the first half of lower guide pin bushing
Be divided into lower guide pin bushing support section, the latter half of lower guide pin bushing adjusts part for lower guide pin bushing, lower guide pin bushing adjustment portion set up separately be equipped with it is unilateral
Opening, regulating bolt hole is provided with one-sided open, guide pin bushing front end and collar bush under micro adjustment are realized by regulating bolt
Locked with reaching predetermined fit clearance after the completion of adjustment with lock-screw in gap.
Preferably, portable compensation gap boring spindle also includes one group of single-row radial ball bearing and two groups of single-row circular cone rollings
Sub- bearing, single-row radial ball bearing are arranged on the rear end of collar bush, the inner side of single-row radial ball bearing is connected with main shaft, outside with
Collar bush connects, and two groups of single-row tapered roller bearings are arranged on the front end of collar bush, are between two groups of single-row tapered roller bearings
Inner spacing collar and outer separator, the inner side of single-row tapered roller bearing is connected with main shaft, the connection of outside and collar bush.
Preferably, portable compensation gap boring spindle also includes feed rod and leading screw, and the gear being arranged in gear-box is
Travelling gear, feed rod are connected with travelling gear, and are driven and then driven by tooth form belt wheel, cog belt, variable-frequency motor and drive main shaft
Rotation；Leading screw is connected with travelling gear, and passes through tooth form belt wheel again by cog belt by feed servo motor drive sprocket
Driving, travelling gear and then drive gear-box and main axle moving are driven by leading screw to realize, complete feed motion.
Preferably, locking nut, front-end of spindle peace are respectively arranged with above or below two groups of single-row tapered roller bearings
After filling handle of a knife, with the connection further reinforced between main shaft and handle of a knife by handle of a knife locking nut.
Preferably, lower guide pin bushing also sets up fixing bolt through hole, and fixing bolt through hole is arranged on pair of lower guide pin bushing one-sided open
Face, the fixing bolt for lower guide pin bushing being fixed on spindle box body is provided with fixing bolt through hole.
The portable compensation gap boring spindle that the utility model is related to, including cylinder, gear, gear-box, push rod, on lead
Set, lower guide pin bushing, main spindle box, collar bush, main shaft, inner spacing collar, outer separator.The upper guide bush support of main shaft set upper side, lower end is by lower guide pin bushing
Support, lower guide pin bushing have the effect of regulation gap of main reinforcement concurrently simultaneously, and the first half of lower guide pin bushing supports to be fixed, and lower half is designed with list
Side opening, opening are provided with regulating bolt, and the size by adjusting opening realizes guide pin bushing lower end and collar bush under micro adjustment
Regulation gap of main reinforcement is realized in gap, is locked after the completion of adjustment with locking nut.The step of main shaft regulation gap of main reinforcement, is simple, main
Axle construction is simple, reliable and stable, and precision is high, to simplify lathe overall structure, reduces lathe overall dimensions.
Brief description of the drawings
Fig. 1 is the sectional view of portable compensation gap boring spindle.
Fig. 2 is main shaft rotation, feeding transmission schematic diagram.
Fig. 3 is the front view of lower guide pin bushing.
Fig. 4 is Fig. 2 A-A to sectional view.
In figure：Movable type compensation gap boring spindle 10, cylinder 20, gear-box 30, travelling gear 301, feed rod 302, silk
Thick stick 303, variable-frequency motor 204, servomotor 205, cog belt 206, push rod 40, support set 401, lower guide pin bushing 50, the support of lower guide pin bushing
Part 501, lower guide pin bushing regulation part 502, regulating bolt 503, lock-screw 504, fixing bolt 505, one-sided open 506, master
Axle sleeve 60, locking nut 601, handle of a knife locking nut 602, outer separator 603, main shaft 70, inner spacing collar 701, single-row radial ball bearing
801st, single-row tapered roller bearing 802, upper guide bush 90.
Embodiment
It refer to Fig. 1, movable type compensation gap boring spindle 10, including cylinder 20, gear-box 30, travelling gear 301, top
Bar 40, support set 401, upper guide bush 90, lower guide pin bushing 50, main spindle box, collar bush 60, main shaft 70, inner spacing collar 701, outer separator 603.
Main shaft 70 is provided with the push-rod hole that is used to place main shaft 70 concentric with main shaft 70；Push rod 40 is arranged in push-rod hole,
The front end of push rod 40 is provided with for ensureing that push rod 40 will not bend the support set 401 of shake, the rear end of push rod 40 and gas
The telescopic end connection of cylinder 20；Gear-box 30 is arranged on the top of collar bush 60 and main shaft 70, and gear-box 30 is connected with collar bush 60
And moved with collar bush 60；Travelling gear 301 is arranged in gear-box 30；The rear end of collar bush 60 is by upper guide bush 90
Support, the front end of collar bush 60 is supported by lower guide pin bushing 50；The main spindle box case hole for installing upper guide bush 90 is provided with main spindle box, it is main
The lower dowel hole with the lower guide pin bushing 50 of installation is provided with axle box bottom plate, upper guide bush 90 is arranged in main spindle box case hole, lower guide pin bushing 50
In the lower dowel hole of installation；The gap for adjusting bearing and the inner spacing collar 701 of precompressed are provided between main shaft 70 and collar bush 60
With outer separator 603, wherein, inner spacing collar 701 is connected with main shaft 70, and outer separator 603 is connected with collar bush 60.
Movable type compensation gap boring spindle 10 also includes one group of single-row radial ball bearing 801 and two groups of single-row tapered rollers
Bearing 802, single-row radial ball bearing 801 are arranged on the rear end of collar bush 60, inner side and the main shaft 70 of single-row radial ball bearing 801
Connection, outside and collar bush 60 connect, and two groups of single-row tapered roller bearings 802 are arranged on the front end of collar bush 60, and two groups single-row
It is inner spacing collar 701 and outer separator 603 between taper roll bearing 802, inner side and the main shaft 70 of single-row tapered roller bearing 802 connect
Connect, outside and collar bush 60 connect.Locking nut is respectively arranged with above or below two groups of single-row tapered roller bearings 802
601, after handle of a knife is installed in the front end of main shaft 70, with the company further reinforced by handle of a knife locking nut 602 between main shaft 70 and handle of a knife
Connect.
Fig. 2 is refer to, movable type compensation gap boring spindle 10 also includes feed rod 302 and leading screw 303, feed rod 302 and silk
Position overlaps thick stick 303 in Fig. 1, and gear is travelling gear 301, and feed rod 302 is connected with travelling gear 301, and by tooth form belt wheel,
Cog belt 206, variable-frequency motor 204, which drives and then driven, drives main shaft 70 to rotate；Leading screw 303 is connected with travelling gear 301, and by
The drive sprocket of feed servo motor 205, again by cog belt wheel drive, is driven by cog belt 206 with realizing by leading screw 303
Nutating gear 301 and then drive gear-box 30 and main shaft 70 to move, complete feed motion.
Fig. 3 and Fig. 4 are refer to, wherein：Lower guide pin bushing 50 includes lower guide pin bushing support section 501 and lower guide pin bushing regulation part 502
Two parts, the top half of lower guide pin bushing 50 is lower guide pin bushing support section 501, and the latter half of lower guide pin bushing 50 is lower guide pin bushing adjustment portion
Divide 502, lower guide pin bushing regulation part 502 is provided with one-sided open 506, and regulating bolt hole is provided with one-sided open 506, passes through tune
Section bolt 503 realizes that the front end of guide pin bushing 50 and the gap of collar bush 60 to reach predetermined fit clearance, have adjusted under micro adjustment
Cheng Houyong lock-screws 504 are locked.Lower guide pin bushing 50 also sets up the through hole of fixing bolt 505, and the through hole of fixing bolt 505, which is arranged on down, leads
The opposite of 50 one-sided opens is covered, is provided with the through hole of fixing bolt 505 for lower guide pin bushing 50 to be fixed on spindle box body
Fixing bolt 505.
The main shaft is to aim at the design of cylinder boring machine bed, by can apply to other boring machines, drilling machine, number after changing partial structurtes
Control drilling machine, CNC milling machine etc..
Claims (6)
1. movable type compensation gap boring spindle, it is characterised in that：Including cylinder, gear, gear-box, push rod, upper guide bush, under lead
Set, main spindle box, collar bush, main shaft, inner spacing collar, outer separator,
The main shaft is hollow design, and main shaft is provided with the push-rod hole that is used to place push rod concentric with main shaft；
The push rod is arranged in push-rod hole, and the front end of push rod is provided with for ensureing that push rod does not bend the support of shake
Set, the rear end of push rod is connected with the cylinder；
The gear-box is arranged on the upper end of the collar bush and the main shaft, and gear-box is connected with collar bush and with collar bush one
Play movement；
The gear is arranged in gear-box；
The rear end of the collar bush is supported by the upper guide bush, and the front end of collar bush is supported by lower guide pin bushing；
The main spindle box case hole for installing upper guide bush is provided with the main spindle box, is provided with main spindle box bottom plate and is led with installation
The lower dowel hole of set, upper guide bush are arranged in main spindle box case hole, in the lower lower dowel hole of guide pin bushing installation；
The inner spacing collar for adjusting gap of main reinforcement and precompressed and the outer separator are provided between the main shaft and the collar bush,
Wherein, inner spacing collar is connected with main shaft, and outer separator is connected with collar bush.
2. portable compensation gap boring spindle as claimed in claim 1, it is characterised in that：The lower guide pin bushing includes lower guide pin bushing
Support section and lower guide pin bushing regulation part two parts, the top half of lower guide pin bushing are lower guide pin bushing support section, the lower half of lower guide pin bushing
Part adjusts part for lower guide pin bushing, and lower guide pin bushing adjustment portion, which sets up separately, is equipped with one-sided open, and regulating bolt hole is provided with one-sided open,
Realize that to reach preferable fit clearance, adjustment is completed for guide pin bushing front end and the gap of collar bush under micro adjustment by regulating bolt
Locked afterwards with lock-screw.
3. portable compensation gap boring spindle as claimed in claim 2, it is characterised in that：The portable compensation gap boring
Bed main shaft also includes one group of single-row radial ball bearing and two groups of single-row tapered roller bearings, the single-row radial ball bearing are arranged on
The rear end of collar bush, the inner side of single-row radial ball bearing is connected with main shaft, the connection of outside and collar bush, two groups of single-row circular cones
Roller bearing is arranged on the front end of collar bush, is inner spacing collar and outer separator between two groups of single-row tapered roller bearings, single-row circular cone
The inner side of roller bearing is connected with main shaft, outside and collar bush connect.
4. the portable compensation gap boring spindle as described in any claim in claims 1 to 3, it is characterised in that：Institute
Stating portable compensation gap boring spindle also includes feed rod and leading screw, and the gear is travelling gear, the feed rod and driving cog
Wheel connection, and by tooth form belt wheel, cog belt, variable-frequency motor, which drives and then driven, drives main shaft rotation；The leading screw and driving cog
Wheel connection, and by feed servo motor drive sprocket by cog belt again by cog belt wheel drive, to realize by leading screw
Drive travelling gear and then drive gear-box and main axle moving, complete feed motion.
5. portable compensation gap boring spindle as claimed in claim 4, it is characterised in that：Two groups of single-row tapered rollers
Locking nut is respectively arranged with above or below bearing, after the front-end of spindle installs handle of a knife, to pass through handle of a knife locking nut
The connection further reinforced between main shaft and handle of a knife.
6. portable compensation gap boring spindle as claimed in claim 4, it is characterised in that：The lower guide pin bushing also sets up fixation
Bolt hole, fixing bolt through hole are arranged on the opposite of lower guide pin bushing one-sided open, are provided with fixing bolt through hole for by under
Guide pin bushing is fixed on the fixing bolt on spindle box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721137783.3U CN207205289U (en) | 2017-09-06 | 2017-09-06 | Movable type compensation gap boring spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721137783.3U CN207205289U (en) | 2017-09-06 | 2017-09-06 | Movable type compensation gap boring spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207205289U true CN207205289U (en) | 2018-04-10 |
Family
ID=61823317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721137783.3U Expired - Fee Related CN207205289U (en) | 2017-09-06 | 2017-09-06 | Movable type compensation gap boring spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207205289U (en) |
-
2017
- 2017-09-06 CN CN201721137783.3U patent/CN207205289U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20200906 |