CN203091797U - Rotary clamping device - Google Patents
Rotary clamping device Download PDFInfo
- Publication number
- CN203091797U CN203091797U CN 201320032951 CN201320032951U CN203091797U CN 203091797 U CN203091797 U CN 203091797U CN 201320032951 CN201320032951 CN 201320032951 CN 201320032951 U CN201320032951 U CN 201320032951U CN 203091797 U CN203091797 U CN 203091797U
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- CN
- China
- Prior art keywords
- clamping cone
- cone dish
- drill bushing
- drill
- clamping
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- 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
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Abstract
The utility model discloses a rotary clamping device and relates to machine tool parts. The rotary clamping device comprises a drill brushing, a drill brushing base, a clamping cone-shaped disc base, a clamp body, a housing and a clamping cone-shaped disc, wherein the drill brushing, the drill brushing base, the clamping cone-shaped disc base, the clamp body, the housing and the clamping cone-shaped disc share the same axis, and the drill brushing, the drill brushing base, the clamping cone-shaped disc base, the clamp body and the housing are arranged from the inner circle to the outer circle in sequence, and the clamping cone-shaped disc and the clamping cone-shaped disc base rotate oppositely around the drill brushing. According to the rotary clamping device, guiding and positioning for enabling a cutter to enter a workpiece are achieved, the rotary clamping device is particularly suitable for being used in the deep hole drilling industry, and a plurality of rotary clamping devices can be installed on a machine tool at the same time to machine central holes of a plurality of workpieces at the same time; fast clamping of the workpieces is achieved, clamping time is saved due to the fact that automatic centering of the workpieces in the clamping cone-shaped disc is available by means of the chamfers on the outer circles of the workpieces, and the purpose of guiding and centering before the cutter enters the workpieces is achieved due to the fact that the drill brushing also aims at the central holes of the workpieces; and due to the fact that rotation of the workpieces can be achieved under the driving of a tailstock main shaft, straightness of the machined central holes of parts is greatly improved, and further jumping of the holes to the outer circles is reduced.
Description
Technical field
The utility model relates to machine tool component, refers to especially
OneKind can make workpiece clamping fast, automatic centering, center drill bushing location and under tailstock spindle drives can and the rotating clamp that rotates together of workpiece.
Background technology
As shown in Figure 1, the drilling hole machine tool of working shaft-like part centre bore generally comprises lathe bed parts 101, infeed mean 102, cutter spindle parts 103, chip removal casing 104, rotating clamp 105 and rotation tailstock spindle parts 107, clamps between assembly 105 and the rotation tailstock spindle parts 107 in rotation work piece 106 is set.
In machining, working shaft-like part centre bore is to adopt the rotation of lathe clamping work pieces cylindrical basically, and the den bohrkopf einsetzen rotation hand wheel carries out hole processing on tailstock.This processing mode and device have following deficiency at least:
The first, process velocity is slow, and efficient is lower;
The second, the bore area that is processed into is coarse, and axiality is not high;
The 3rd, can only process a workpiece at every turn;
The 4th, especially in the deep hole machining process, the drill bushing location is not adopted in this boring, be easy to during boring be offset, and the linearity of holing also can't guarantee, is easy to produce waste product, can't adapt to the needs of working shaft-like part centre bore in enormous quantities.Therefore, need to improve.
Summary of the invention
The utility model technical issues that need to address are to overcome that prior art working shaft-like part centre bore efficient is lower, bore area is coarse, axiality is not high, can only process a workpiece and the boring linearity can't guarantee at every turn, can't adapt to the deficiency of working shaft-like part centre bore needs in enormous quantities, a kind of rotating clamp is provided.
In order to solve the problems of the technologies described above, a kind of rotating clamp of the utility model adopts following technical proposals:
A kind of rotating clamp comprises drill bushing, drill bushing seat, clamping cone dish seat, chuck body and case that the coaxial heart sets gradually from the inner ring to the outer ring, also have the clamping cone dish that is provided with they coaxial hearts; Drill bushing is tubular to be caused cutter to pass and makes the cutter guide-localization, drill bushing be arranged in the drill bushing seat and wherein an end stretch out the drill bushing seat, the sheathed spiral spring of the outer wall of drill bushing seat and being installed in the axis hole of chuck body realizing moves axially; One end of chuck body stretches out a pillow block vertically, and the other end plug-in type of chuck body is installed in the axis hole of chip removal casing, and the axis hole of the axis hole of chip removal casing and chuck body is concentric setting; Clamping cone dish seat is arranged on the outer wall of the described pillow block of chuck body by combination bearing in the mode that is rotatably assorted, and causes clamping cone dish seat to rotate around described pillow block; The clamping cone dish is opened system one central shaft hole, the clamping cone dish is anchored on clamping cone dish seat, and an end that stretches out the drill bushing seat of drill bushing is stretched out from the described central shaft hole of clamping cone dish, the clamping cone dish relatively rotates around drill bushing together with clamping cone dish seat, and case is with clamping cone dish seat and chuck body cover cap and be installed in the chip removal casing.
Can on a machine tool, parallel simultaneously the setting overlap a kind of rotating clamps of the present utility model, to realize processing simultaneously a plurality of centre bores more.
Technique scheme is further set forth:
The clamping cone dish is that the summit has a taper concave surface of being convenient to the cylindrical fillet surface of processed workpiece coupling with described central shaft hole, and the taper concave surface is towards processed workpiece.
Described combination bearing is needle-type bearing and plane bearing, and the needle-type bearing is near the end setting of the described pillow block of chuck body, the root setting of the described pillow block of the close chuck body of plane bearing.
The clamping cone dish is anchored on clamping cone dish seat with screw.
With screw case is installed in the chip removal casing.
Described spiral spring is the compression spring.
Compare with prior art, the beneficial effects of the utility model are:
One, the utility model has solved cutter in the problem that enters into workpiece guiding and location, is used in particular for the depth drill industry, can load onto a plurality of the utility model on a machine tool simultaneously, simultaneously can process a plurality of part centre bores, be convenient to efficient working shaft-like part centre bore in enormous quantities.
Its two, drill bushing is on the chuck body center, the clamping cone dish is contained on the clamping cone dish seat by the combination bearing effect and makes the clamping cone armor do revolution relatively around drill bushing.Under tailstock spindle cooperates, workpiece is placed in the middle of the clamping cone dish, advance by tailstock spindle workpiece is held out against clamping cone dish the inside, can realize quick clamping work pieces, utilize the excircle of workpiece chamfering to make workpiece in the inside automatic centering of clamping cone dish, saved the clamping time, the while drill bushing is the alignment pieces central hole location also, plays guiding and centering guiding purpose before cutter enters workpiece.Can also realize workpiece revolution under the drive of tailstock spindle, the part centre bore linearity that processes like this is enhanced greatly, and hole beating to foreign round also just is lowered greatly.
Description of drawings
Fig. 1 is the drilling hole machine tool schematic diagram of prior art working shaft-like part centre bore;
Fig. 2 is the utility model schematic diagram;
Fig. 3 overlaps schematic diagrames of the present utility model (is side view with respect to Fig. 1) for parallel simultaneously setting the on a machine tool more.
Among the figure: 101, lathe bed parts; 102, infeed mean; 103, cutter spindle parts; 104, chip removal casing; 105, rotating clamp; 106, work piece; 107, rotation tailstock spindle parts;
1, drill bushing; 2, drill bushing seat; 3, clamping cone dish seat; 4, clamping cone dish; 41, taper concave surface; 5, chuck body; 51, pillow block; 6, case; 7, spring; 8, combination bearing.
The specific embodiment
Introduce the specific embodiment of the present utility model below in conjunction with accompanying drawing.
As shown in Figure 2, a kind of rotating clamp 105 comprises drill bushing 1, drill bushing seat 2, clamping cone dish seat 3, chuck body 5 and case 6 that the coaxial heart sets gradually from the inner ring to the outer ring, also has the clamping cone dish 4 that is provided with they coaxial hearts; Drill bushing 1 is tubular to be caused cutter to pass and makes the cutter guide-localization, drill bushing 1 be arranged in the drill bushing seat 2 and wherein an end stretch out drill bushing seat 2, the sheathed spiral spring 7 of the outer wall of drill bushing seat 2 and being installed in the axis hole of chuck body 5 realizing moves axially; One end of chuck body 5 stretches out a pillow block 51 vertically, and the other end plug-in type of chuck body 5 is installed in the axis hole of chip removal casing 104, and the axis hole of the axis hole of chip removal casing 104 and chuck body 5 is concentric setting; Clamping cone dish seat 3 is arranged on the outer wall of the described pillow block 51 of chuck body 5 by combination bearing 8 in the mode that is rotatably assorted, and causes clamping cone dish seat 3 around described pillow block 51 rotations; Clamping cone dish 4 is opened system one central shaft hole, clamping cone dish 4 is anchored on clamping cone dish seat 3, and an end that stretches out drill bushing seat 2 of drill bushing 1 is stretched out from the described central shaft hole of clamping cone dish 4, clamping cone dish 4 relatively rotates around drill bushing 1 together with clamping cone dish seat 3, and case 6 is with clamping cone dish seat 4 and chuck body 5 cover caps and be installed in chip removal casing 104.
Shown in Fig. 3, can on a machine tool, parallel simultaneously the setting overlap a kind of rotating clamps of the present utility model, to realize processing simultaneously a plurality of centre bores more.
Clamping cone dish 4 is that the summit has a taper concave surface 41 of being convenient to the cylindrical fillet surface of processed workpiece coupling with described central shaft hole, and taper concave surface 41 is towards processed workpiece.
Described combination bearing 8 is needle-type bearing 81 and plane bearing 82, and needle-type bearing 81 is near the end setting of the described pillow block 51 of chuck body 5, the root setting of the described pillow block 51 of plane bearing 82 close chuck body 5.
Clamping cone dish 4 usefulness screws are anchored on clamping cone dish seat 3.
With screw case 6 is installed in chip removal casing 104.
Described spring 7 is the compression spring.
Above embodiment just is explanation rather than restriction the utility model, so all equivalences of being done according to the utility model patent claim change or modify, all belongs in the utility model patent application right claimed range.
Claims (3)
1. a rotating clamp is characterized in that: comprise drill bushing, drill bushing seat, clamping cone dish seat, chuck body and case that the coaxial heart sets gradually from the inner ring to the outer ring, also have the clamping cone dish that is provided with they coaxial hearts; Drill bushing is tubular to be caused cutter to pass and makes the cutter guide-localization, drill bushing be arranged in the drill bushing seat and wherein an end stretch out the drill bushing seat, the sheathed spiral spring of the outer wall of drill bushing seat and being installed in the axis hole of chuck body realizing moves axially; One end of chuck body stretches out a pillow block vertically, and the other end plug-in type of chuck body is installed in the axis hole of chip removal casing, and the axis hole of the axis hole of chip removal casing and chuck body is concentric setting; Clamping cone dish seat is arranged on the outer wall of the described pillow block of chuck body by combination bearing in the mode that is rotatably assorted, and causes clamping cone dish seat to rotate around described pillow block; The clamping cone dish is opened system one central shaft hole, the clamping cone dish is anchored on clamping cone dish seat, and an end that stretches out the drill bushing seat of drill bushing is stretched out from the described central shaft hole of clamping cone dish, the clamping cone dish relatively rotates around drill bushing together with clamping cone dish seat, and case is with clamping cone dish seat and chuck body cover cap and be installed in the chip removal casing.
2. a kind of rotating clamp according to claim 1 is characterized in that: the clamping cone dish is that the summit has a taper concave surface of being convenient to the cylindrical fillet surface of processed workpiece coupling with described central shaft hole, and the taper concave surface is towards processed workpiece.
3. a kind of rotating clamp according to claim 1, it is characterized in that: described combination bearing is needle-type bearing and plane bearing, and the needle-type bearing is provided with near the end of the described pillow block of chuck body, and plane bearing is near the root setting of the described pillow block of chuck body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032951 CN203091797U (en) | 2013-01-23 | 2013-01-23 | Rotary clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032951 CN203091797U (en) | 2013-01-23 | 2013-01-23 | Rotary clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203091797U true CN203091797U (en) | 2013-07-31 |
Family
ID=48843241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320032951 Expired - Lifetime CN203091797U (en) | 2013-01-23 | 2013-01-23 | Rotary clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203091797U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801959A (en) * | 2014-03-07 | 2014-05-21 | 泉州市沪航阀门制造有限公司 | Self-centering clamping device of drill press workpiece |
| CN104493247A (en) * | 2014-12-19 | 2015-04-08 | 无锡大龙马数控机床制造有限责任公司 | Gun drill guiding and waste chip collecting device on double-shaft drilling machine |
| CN106041169A (en) * | 2016-07-20 | 2016-10-26 | 江苏腾旋科技股份有限公司 | Deep hole drilling machine improved from turning lathe |
| CN106041174A (en) * | 2016-07-20 | 2016-10-26 | 江苏腾旋科技股份有限公司 | Chip removal box for deep-hole drilling machine |
-
2013
- 2013-01-23 CN CN 201320032951 patent/CN203091797U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801959A (en) * | 2014-03-07 | 2014-05-21 | 泉州市沪航阀门制造有限公司 | Self-centering clamping device of drill press workpiece |
| CN103801959B (en) * | 2014-03-07 | 2016-07-06 | 泉州市沪航阀门制造有限公司 | Drill press workpiece self-centering clamping device |
| CN104493247A (en) * | 2014-12-19 | 2015-04-08 | 无锡大龙马数控机床制造有限责任公司 | Gun drill guiding and waste chip collecting device on double-shaft drilling machine |
| CN106041169A (en) * | 2016-07-20 | 2016-10-26 | 江苏腾旋科技股份有限公司 | Deep hole drilling machine improved from turning lathe |
| CN106041174A (en) * | 2016-07-20 | 2016-10-26 | 江苏腾旋科技股份有限公司 | Chip removal box for deep-hole drilling machine |
| CN106041174B (en) * | 2016-07-20 | 2018-12-18 | 江苏腾旋科技股份有限公司 | A kind of chip removal case for deep hole drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |
|
| CX01 | Expiry of patent term |