CN203831153U - Pneumatic knife replacing mechanism of spindle of plain milling machine - Google Patents
Pneumatic knife replacing mechanism of spindle of plain milling machine Download PDFInfo
- Publication number
- CN203831153U CN203831153U CN201420202745.1U CN201420202745U CN203831153U CN 203831153 U CN203831153 U CN 203831153U CN 201420202745 U CN201420202745 U CN 201420202745U CN 203831153 U CN203831153 U CN 203831153U
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- CN
- China
- Prior art keywords
- steel ball
- knife
- sleeve
- milling machine
- forging
- 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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Abstract
The utility model discloses a pneumatic knife replacing mechanism of a spindle of a plain milling machine. The pneumatic knife replacing mechanism is installed in a milling machine head box body and comprises a knife handle, a knife handle base, a knife replacing base and a knife beating rod, a transition sleeve is arranged below the knife beating rod, the lower end of the transition sleeve is provided with a steel ball collection and release sleeve, a steel ball release mobile sleeve, a steel ball and a knife handle blind rivet, and the knife handle blind rivet is arranged in an inner cavity of the transition sleeve in a clamped mode. The steel ball collection and release sleeve is arranged on the periphery of the knife handle blind rivet, the steel ball is arranged between the steel ball collection and release sleeve and the knife handle blind rivet, the steel ball release mobile sleeve is arranged on the periphery of the steel ball collection and release sleeve,a reset spring is arranged between the steel ball release mobile sleeve and the steel ball collection and release sleeve, and a limiting block is arranged on the lower portion of the steel ball release mobile sleeve. The pneumatic knife replacing mechanism of the spindle of the plain milling machine is simple and practical in structure and convenient to use, the spindle part of the plain milling machine does not need to be replaced in the mechanism, the cost is saved, consumption is reduced, meanwhile, the manual knife replacing efficiency is increased, and the labor intensity of workers is reduced.
Description
Technical field
The utility model relates to universal machine tools equipment auxiliary technical field, relates in particular to a kind of plain-milling machine main axis pneumatic cutter-exchange mechanism.
Background technology
Plain-milling machine can complete the processing of the operations such as milling, brill, expansion, key, hinge and tapping.Be suitable for processing the processing of various dish classes, housing and box parts, in being suitable for being used in, small lot, many variety production.At present, the cutter of plain-milling machine is all the mode that adopts connecting rod to be connected with milling fixture screw top, relies on the screw thread pair tension of connecting rod and milling fixture and unclamps manual tool changing, because screw thread is multi-turn screw thread, therefore time that need to be longer in the time of tool changing wastes time and energy, inefficiency; In the time of fastening nut, need a hand threaded together, another hand rest is lived milling fixture, because milling machine height is more main, workman's operating difficulties, labour intensity is large.
Utility model content
The purpose of this utility model is the defect for above-mentioned prior art, a kind of plain-milling machine main axis pneumatic cutter-exchange mechanism is provided, uses inconvenience to solve current plain-milling machine cutter-exchange mechanism, waste time and energy, inefficiency, operating difficulties, defect that labour intensity is large.
To achieve these goals, the technical solution of the utility model is:
A kind of plain-milling machine main axis pneumatic cutter-exchange mechanism, be arranged in milling machine head box body, comprise handle of a knife, tool shank cartridges, tool changing seat, the bar of forging a knife, described tool changing seat comprises tool changing base, be arranged on cylinder on tool changing base, be arranged at the loose knife plate on cylinder, the bottom surface of described cylinder is fixedly connected with tool changing base, and the piston rod of described cylinder is fixedly connected with loose knife plate; Under the described bar of forging a knife, spacer shell is set, be bolted to the bottom of the bar of forging a knife by withdrawing, the lower end of described spacer shell arranges steel ball folding and unfolding sleeve, steel ball discharges moving sleeve, steel ball and handle of a knife blind rivet, described handle of a knife blind rivet lower end offsets with the top of the handle of a knife that is arranged on tool shank cartridges, and upper end is stuck in the inner chamber of spacer shell; Described steel ball folding and unfolding sleeve is arranged on the perimembranous of handle of a knife blind rivet, steel ball is stuck between steel ball folding and unfolding sleeve and handle of a knife blind rivet, the upper end hole slot of steel ball folding and unfolding sleeve is stuck in the perimembranous of spacer shell, described steel ball release moving sleeve is arranged on the perimembranous of steel ball folding and unfolding sleeve, steel ball discharges between moving sleeve and steel ball folding and unfolding sleeve and is provided with back-moving spring, described steel ball discharges moving sleeve and is arranged in the inner chamber of tool shank cartridges, tool shank cartridges be positioned at steel ball discharge moving sleeve below be provided with and steel ball is discharged to moving sleeve carry out spacing limited block; Described steel ball folding and unfolding sleeve can discharge action up and down in the inner chamber of moving sleeve at steel ball, when the bar of forging a knife moves down while applying downward power, spacer shell acts on steel ball folding and unfolding sleeve, steel ball folding and unfolding sleeve, steel ball release moving sleeve, back-moving spring, steel ball entirety move down, when steel ball discharges after limited spacing stop of moving sleeve, steel ball folding and unfolding sleeve continues to move down, back-moving spring is compressed, withdrawing bolt is released handle of a knife blind rivet and is driven blind rivet folding and unfolding steel ball outwards to discharge simultaneously, and handle of a knife is removed.When handle of a knife is installed, by cylinder pulling force, on the bar of forging a knife, move, the steel ball folding and unfolding sleeve that is connected to the bar bottom of forging a knife moves simultaneously, and back-moving spring resets, and steel ball is discharged to moving sleeve and move down, thereby make the inside squeezing action of steel ball, thereby steel ball surface contacts with handle of a knife blind rivet and makes handle of a knife locking.
Further, described limited block is bolt.
Further, described loose knife plate middle part is provided with the bearing flange of forging a knife, and described loose knife plate is flexibly connected with the bar of forging a knife by the bearing flange of forging a knife.
Further, forge a knife described in lower end and the lower end of bearing flange is provided with bearing flange cover; Between the bearing flange cover of lower end and tool shank cartridges, be provided with protection spring, be enclosed within the perimembranous of the bar of forging a knife, not enough or can, by protection spring braking, play temporary protection effect do not have air pressure suddenly in the situation that at air pressure, thus protect lathe and staff's safety.
Plain-milling machine main axis pneumatic cutter-exchange mechanism of the present utility model is simple and practical, easy to use, and mechanism is without changing plain-milling machine main shaft portion, cost-saving, reduces and consumes, and improves manual tool changing efficiency simultaneously, reduces labourer's working strength.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial structurtes enlarged diagram of Fig. 1.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described further.
As illustrated in fig. 1 and 2, plain-milling machine main axis pneumatic cutter-exchange mechanism of the present utility model, be arranged in milling machine spindle box body, comprise handle of a knife 1, tool shank cartridges 2, tool changing seat, the bar 3 of forging a knife, described tool changing seat comprises tool changing base 4, be arranged on cylinder 5 on tool changing base 4, be arranged at the loose knife plate 6 on cylinder 5, the bottom surface of described cylinder 5 is fixedly connected with tool changing base 4, and the piston rod of described cylinder 5 is fixedly connected with loose knife plate 6, the described bar of forging a knife arranges spacer shell 73 times, be fixed on the bottom of the bar 3 of forging a knife by withdrawing bolt 8, the lower end of described spacer shell 7 arranges steel ball folding and unfolding sleeve 9, steel ball discharges moving sleeve 10, steel ball 11 and handle of a knife blind rivet 12, described handle of a knife blind rivet 12 lower ends offset with the top of the handle of a knife 1 that is arranged on tool shank cartridges 2, and upper end is stuck in the inner chamber of spacer shell 7, described steel ball folding and unfolding sleeve 9 is arranged on the perimembranous of handle of a knife blind rivet 12, steel ball 11 is stuck between steel ball folding and unfolding sleeve 9 and handle of a knife blind rivet 12, the upper end hole slot of steel ball folding and unfolding sleeve 9 is stuck in the perimembranous of spacer shell 7, described steel ball release moving sleeve 10 is arranged on the perimembranous of steel ball folding and unfolding sleeve 9, steel ball discharges between moving sleeve 10 and steel ball folding and unfolding sleeve 9 and is provided with back-moving spring 13, described steel ball discharges moving sleeve 10 and is arranged in the inner chamber of tool shank cartridges 2, tool shank cartridges 2 be positioned at steel ball discharge moving sleeve 10 below be provided with to steel ball discharge moving sleeve 10 carry out spacing limited block 14, described steel ball folding and unfolding sleeve 9 can discharge action up and down in the inner chamber of moving sleeve 10 at steel ball, when the bar 3 of forging a knife moves down while applying downward power, spacer shell 7 acts on steel ball folding and unfolding sleeve 9, steel ball folding and unfolding sleeve 9, steel ball release moving sleeve 10, back-moving spring 13, steel ball 11 entirety move down, when steel ball discharges after limited 14 spacing stop of moving sleeve 10, steel ball folding and unfolding sleeve 9 continues to move down, back-moving spring 13 is compressed, withdrawing bolt 8 is released handle of a knife blind rivet 12 and is driven handle of a knife blind rivet 12 folding and unfolding steel balls 11 outwards to discharge simultaneously, and handle of a knife 1 is removed.When handle of a knife 1 is installed, by cylinder 5 pulling force, forge a knife on bar 3 and move, the steel ball folding and unfolding sleeve 9 that is connected to bar 3 bottoms of forging a knife moves simultaneously, back-moving spring 13 resets, steel ball is discharged to moving sleeve 10 and move down, thereby make the inside squeezing action of steel ball 11, thereby steel ball 11 surfaces contact handle of a knife 1 is locked with handle of a knife blind rivet 12.
Described limited block 14 is bolt, and quantity is two, is arranged on the perimembranous of tool shank cartridges 2, is symmetrical arranged.
Described loose knife plate 6 middle parts are provided with the bearing flange 15 of forging a knife, and described loose knife plate 6 is flexibly connected with the bar 3 of forging a knife by the bearing flange 15 of forging a knife.
Lower end and the lower end of the described bearing flange 15 of forging a knife are provided with bearing flange cover; Between the bearing flange cover of lower end and tool shank cartridges 2, be provided with protection spring 16, be enclosed within the perimembranous of the bar 3 of forging a knife, not enough or can be braked by protection spring 16 do not have air pressure suddenly in the situation that at air pressure, play temporary protection effect, thereby protect lathe and staff's safety.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, and every technology distortion of making according to the technical solution of the utility model, within all falling into protection domain of the present utility model.
Claims (4)
1. a plain-milling machine main axis pneumatic cutter-exchange mechanism, be arranged in milling machine head box body, it is characterized in that: this cutter-exchange mechanism comprises handle of a knife, tool shank cartridges, tool changing seat, the bar of forging a knife, described tool changing seat comprises tool changing base, be arranged on cylinder on tool changing base, be arranged at the loose knife plate on cylinder, the bottom surface of described cylinder is fixedly connected with tool changing base, and the piston rod of described cylinder is fixedly connected with loose knife plate; Under the described bar of forging a knife, spacer shell is set, be bolted to the bottom of the bar of forging a knife by withdrawing, the lower end of described spacer shell arranges steel ball folding and unfolding sleeve, steel ball discharges moving sleeve, steel ball and handle of a knife blind rivet, described handle of a knife blind rivet lower end offsets with the top of the handle of a knife that is arranged on tool shank cartridges, and upper end is stuck in the inner chamber of spacer shell; Described steel ball folding and unfolding sleeve is arranged on the perimembranous of handle of a knife blind rivet, steel ball is stuck between steel ball folding and unfolding sleeve and handle of a knife blind rivet, the upper end hole slot of steel ball folding and unfolding sleeve is stuck in the perimembranous of spacer shell, described steel ball release moving sleeve is arranged on the perimembranous of steel ball folding and unfolding sleeve, steel ball discharges between moving sleeve and steel ball folding and unfolding sleeve and is provided with back-moving spring, described steel ball discharges moving sleeve and is arranged in the inner chamber of tool shank cartridges, tool shank cartridges be positioned at steel ball discharge moving sleeve below be provided with and steel ball is discharged to moving sleeve carry out spacing limited block.
2. plain-milling machine main axis pneumatic cutter-exchange mechanism according to claim 1, is characterized in that: described limited block is bolt.
3. plain-milling machine main axis pneumatic cutter-exchange mechanism according to claim 1 and 2, is characterized in that: described loose knife plate middle part is provided with the bearing flange of forging a knife, and described loose knife plate is flexibly connected with the bar of forging a knife by the bearing flange of forging a knife.
4. plain-milling machine main axis pneumatic cutter-exchange mechanism according to claim 3, is characterized in that: described in forge a knife lower end and the lower end of bearing flange be provided with bearing flange cover; Between the bearing flange cover of lower end and tool shank cartridges, be provided with protection spring, be enclosed within the perimembranous of the bar of forging a knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420202745.1U CN203831153U (en) | 2014-04-24 | 2014-04-24 | Pneumatic knife replacing mechanism of spindle of plain milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420202745.1U CN203831153U (en) | 2014-04-24 | 2014-04-24 | Pneumatic knife replacing mechanism of spindle of plain milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203831153U true CN203831153U (en) | 2014-09-17 |
Family
ID=51509041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420202745.1U Expired - Fee Related CN203831153U (en) | 2014-04-24 | 2014-04-24 | Pneumatic knife replacing mechanism of spindle of plain milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203831153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421390A (en) * | 2019-09-06 | 2019-11-08 | 深圳市顺源精密机械有限公司 | High speed polishing electro spindle front end cutter automatic clamping device |
-
2014
- 2014-04-24 CN CN201420202745.1U patent/CN203831153U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421390A (en) * | 2019-09-06 | 2019-11-08 | 深圳市顺源精密机械有限公司 | High speed polishing electro spindle front end cutter automatic clamping device |
| CN110421390B (en) * | 2019-09-06 | 2024-06-11 | 深圳市顺源精密机械有限公司 | Automatic clamping device for front end cutter of high-speed polishing electric spindle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20180424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |