CN204621641U - Tool striking device - Google Patents
Tool striking device Download PDFInfo
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- CN204621641U CN204621641U CN201520227586.5U CN201520227586U CN204621641U CN 204621641 U CN204621641 U CN 204621641U CN 201520227586 U CN201520227586 U CN 201520227586U CN 204621641 U CN204621641 U CN 204621641U
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Abstract
The utility model relates to machine tool technology field, particularly relate to a kind of tool striking device, this tool striking device comprises block of forging a knife, forge a knife arm and elastic component, forge a knife dismountable between block and the column of lathe connection, and at least one end face has folding line on block of forging a knife, end face comprises and is positioned at upper surface and lower surface, and upper surface is vertically arranged, and lower surface is be the inclined-plane of angle with upper surface; Arm of forging a knife comprises actuating arm and draft arm, and one end of actuating arm is connected with one end of draft arm and arranges in angle, and arm of forging a knife is hinged on the main spindle box of lathe; One end of elastic component is fixed on main spindle box, the other end of elastic component connects with actuating arm and draft arm is separated with the dish of forging a knife of lathe, when the main spindle box of lathe moves upward, the other end of actuating arm slides onto upper surface by lower surface, and arm of forging a knife rotates and forging a knife of making to be connected with draft arm is coiled to bottom offset.Adopt the utility model, realize pure machinery and coordinate tool changing, structure is simple, and exchanging knives process is fast, manufactures with maintenance cost low.
Description
Technical field
The utility model relates to machine tool technology field, particularly relates to a kind of tool striking device.
Background technology
Along with the progress of society and the development of science and technology, lathe needs processing to become increasingly complex and accurate part, just may need to use multiple cutter according to technique in the process of processing single part.Therefore, realize in the process of machine tooling part stable, fast cutter switch to become and be more and more necessary.
At present, the machining spindle of lathe can have been assisted by tool striking device the loose cutter of cutter and folder cutter process.Wherein tool striking device mainly comprises two kinds, wherein a kind of tool striking device for having knife striking cylinder, the beat of Main Basis exchanging knives process is by the control realization rapid changing knife of control system to knife striking cylinder, but the electronic component comprised in this kind of mode and Control system architecture complexity, cost is relatively high, easily breaks down, and operationally noise is large, tool changing about 4S consuming time is partially slow relative to the work tempo in modern times; The another kind of mechanical device for having the cursor driving function, mainly utilizes the rotation of cursor to drive device for loosing knife to realize rapid changing knife.
As application number: 201320076252.3-tool striking device, an interlock cam, is arranged at described tool changing device and can along with the tool changing cam synchronous axial system of described tool changing device, a linking swing arm group, comprise one be arranged at seat of forging a knife above described spindle drum, energy around own axes rotate be extended through described in forge a knife seat and two ends expose to described in forge a knife seat couple axle, one extended and the first linking swing arm of abutting against for described interlock cam of end towards described interlock cam near one end of described interlock cam by described couple axle, and one is connected to second linking swing arm of described couple axle away from one end of described interlock cam, and a loose cutter swing arm set, comprise the loose cutter swing arm that is articulated in described spindle drum, described loose cutter swing arm has the articulated section that is articulated in described spindle drum, a side being positioned at described articulated section and the force side pushed against for the endways of described second linking swing arm, and one in contrast to described force side and the force side connecting described device for loosing knife wherein, described interlock cam can be pressed against described first linking swing arm, described first linking swing arm is made to drive described second linking swing arm to rotate, thus allow described second linking swing arm push against in described force side, described force side is rotated upward, and make described force side compress described device for loosing knife downwards, in order to complete loose cutter action.
But, adopt the scheme of pure frame for movement to there is complex structure, the problem that design and manufaction cost is high at present.
Therefore, a kind of novel tool striking device is needed badly.
Utility model content
In view of this, the technical problems to be solved in the utility model is to provide a kind of tool striking device, to solve complex structure, and the problem that design and manufaction cost is high.
It is as follows that the utility model solves the problems of the technologies described above adopted technical scheme:
According to an aspect of the present utility model, a kind of tool striking device provided, described tool striking device comprises block of forging a knife, forge a knife arm and elastic component, wherein,
Describedly to forge a knife dismountable between block and the column of lathe connection, and described at least one end face on block of forging a knife there is folding line, described end face comprises the upper surface be positioned on described folding line and the lower surface be positioned under described folding line, described upper surface is vertically arranged, and described lower surface is be the inclined-plane of angle with described upper surface; Described arm of forging a knife comprises actuating arm and draft arm, and one end of described actuating arm is connected with one end of described draft arm and arranges in angle, described in arm of forging a knife be hinged on the main spindle box of described lathe; One end of described elastic component is fixed on described main spindle box, the other end of described elastic component connects with described actuating arm and described draft arm is separated with the dish of forging a knife of described lathe, before the main spindle box of described lathe moves upward, the other end of described actuating arm is positioned at immediately below described lower surface; In the process that the main spindle box of described lathe moves upward, the other end of described actuating arm slides onto described upper surface by described lower surface, forge a knife described in described draft arm supports coil and dish of forging a knife described in making to bottom offset.
Preferably, fixing fine setting screw rod and scale on described column, described in forge a knife dismountable between block with described fine setting screw rod connection, described in the forge a knife position of block corresponding described scale arrow is set.
Preferably, the cross section of described lower surface is circular arc.
Preferably, the junction of described actuating arm and described draft arm is held by arm axle of forging a knife and is connected with the main spindle box of described lathe, and described actuating arm arranges roller away from the end of described junction.
Preferably, described draft arm arranges horizontal bearing away from the end of described junction.
Preferably, described elastic component is tension spring, and described tension spring makes described roller be positioned at immediately below described lower surface to the pulling force that described actuating arm applies, and described draft arm is separated with described dish of forging a knife away from the end of described junction.
Preferably, described draft arm coils the end be connected have U-shaped groove with described forging a knife, and the end, two ends of described groove arranges a horizontal bearing respectively, when described draft arm with described forge a knife coil be connected time, dish of forging a knife described in described horizontal bearing supports.
Preferably, described draft arm is also provided with elastic portion, and described elastic portion is arranged between the end, two ends of described draft arm.
Compared with prior art, the tool striking device that the utility model provides, by arranging block of forging a knife, to forge a knife arm and elastic component, and make when machine tool processing workpiece, arm of forging a knife is separated with dish of forging a knife under the pulling force effect of elastic component, when in the process stopping processing work and the main spindle box of lathe to move upward, actuating arm is in the lower surface of block of forging a knife and upper surface slippage, and then the arm that makes to forge a knife rotates counterclockwise, the draft arm of arm of forging a knife moves downward with forging a knife to coil to be connected and to draw the main spindle box coiled relative to lathe of forging a knife, make elastic card claw loosening cutter, said process is roughly the 1S time, now coordinate the position of tool magazine to realize pure machinery and coordinate tool changing, structure is simple, exchanging knives process is fast, manufacture with maintenance cost low.
Accompanying drawing explanation
The structural representation of a kind of tool striking device that Fig. 1 provides for the utility model embodiment.
The structural representation that a kind of block of forging a knife that Fig. 2 provides for the utility model embodiment coordinates with fine setting screw rod.
The structural representation of a kind of arm of forging a knife that Fig. 3 provides for the utility model embodiment.
Wherein:
1, to forge a knife block; 2, folding line; 3, tension spring; 4, scale;
5, column; 6, roller; 7, to forge a knife arm; 8, arm axle of forging a knife holds;
9, horizontal bearing; 10, screw rod is finely tuned; 11, to forge a knife dish; 12, main spindle box;
13, arrow.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Composition graphs 1 to Fig. 3, as shown in Figure 1, the structural representation of a kind of tool striking device that Fig. 1 provides for the utility model embodiment.The structural representation that a kind of block of forging a knife that Fig. 2 provides for the utility model embodiment coordinates with fine setting screw rod.The structural representation of a kind of arm of forging a knife that Fig. 3 provides for the utility model embodiment.
Wherein the column 5 of lathe is connected with the body of lathe, and the column 5 of lathe is fixed on the body of lathe.Be fixed with in the upper end of column 5 block 1 of forging a knife, the end face that block 1 of forging a knife deviates from column 5 is divided into upper and lower two parts by folding line 2, and wherein top is divided into the upper surface vertically arranged, and bottom is divided into the inclined-plane extended towards column 5.And this inclined-plane and upper surface are connected at folding line 2 place and at protuberance block 1 formed outwardly of forging a knife.In the present embodiment, block 1 of forging a knife can disassemble from the column 5 of lathe.
The main spindle box 12 of lathe is connected with the column 5 of lathe and main spindle box 12 can carry out vertical upper and lower displacement together with the main shaft in it on the upright guide rail of column 5.
The main spindle box 12 of lathe is provided with arm axle of forging a knife and holds 8, arm 7 of forging a knife holds 8 by arm axle of forging a knife and is connected with the main spindle box 12 of lathe.Concrete, arm 7 of forging a knife has longer actuating arm and shorter draft arm, one end of actuating arm is connected with an end of draft arm and forms similar L-type structure, arm axle of forging a knife holds 8 through the junction of an end of actuating arm and an end of draft arm, and the arm 7 that makes to forge a knife can hold 8 rotations around arm axle of forging a knife.
The main spindle box 12 of lathe is also provided with tension spring 3, and in the present embodiment, tension spring 3 horizontally set, wherein one end is fixed on the main spindle box 12 of lathe, and the other end is connected with the middle part of actuating arm.So, tension spring 3 can provide a pulling force to the right to actuating arm, and then the arm 7 that makes to forge a knife turns clockwise until balance.When after balance, the end of actuating arm is positioned at immediately below the inclined-plane of block 1 of forging a knife.The end of draft arm is separated with dish 11 of forging a knife.
In the present embodiment, the drive division end of arm 7 of forging a knife also is provided with roller 6, and the end of actuating arm has U-shaped groove, and the medial surface of end, groove two ends arranges a horizontal bearing 9 respectively.
In the present embodiment, the column 5 of lathe is also provided with fine setting screw rod 10 and scale 4, this fine setting screw rod 10 is fixed on the side of column 5, and scale 4 is fixed on the below of fine setting screw rod 10.Block 1 of forging a knife is dismountable to be fixed on fine setting screw rod 10, and makes upper surface vertical, and the cross section of lower surface is circular arc and extends towards near the direction of column 5.The position of corresponding scale 4 on block 1 of forging a knife arranges arrow 13.Fine setting screw rod 10 can adjust the height of block 1 relative to column 5 in the vertical direction of forging a knife, and the instruction change pointing to scale 4 by observing arrow 13 just can adjust the distance of block 1 relative to the main spindle box 12 of lathe of forging a knife accurately.
Be understandable that, the flight pitch of fine setting screw rod 10 is 1MM, the calibration of scale 4 fixing on column 5 is 0.5MM, block 1 of forging a knife is provided with arrow, so can carry out to block 1 of forging a knife the height that precision reaches 0.25MM by regulating fine setting screw rod 10, and then the position of tool changing can be adjusted, reach best tool changing effect.
In the present embodiment, draft arm is in arm axle of forging a knife and holds between 8 and horizontal bearing 9 and be also provided with pars contractilis, this pars contractilis can be made up of spring, and when this pars contractilis is subject to transverse pressure, pars contractilis shrinks, and draft arm length is reduced.
Be understandable that, four side end faces of forging a knife on block 1 are all set to upper part and lower part, wherein top be divided into vertical, bottom is divided into cross section to be the inclined-plane of curved line, but to account for the ratio of side end face different on inclined-plane in each side end face, and then it is different that actuating arm can be made to slide onto the displacement of beveled top end, adapts to different lathe tool change positions, improve the scope of application of tool striking device.
Be understandable that, tension spring 3 can also be made up of many elastic threads, and many elastic threads improve the stability of tool striking device.
In order to explain functional realiey process of the present utility model further, the implementation procedure of this programme is as follows:
Before machine tool processing workpiece or processing work time, the main shaft of lathe to be moved to working height, arm 7 of now forging a knife is separated with block 1 of forging a knife, arm 7 of forging a knife rotates until balance at tension spring 3 pulling force clockwise under influence to the right, now, the roller 6 of actuating arm end is positioned at immediately below block 1 ramp of forging a knife, and the horizontal bearing on draft arm end is separated with dish 11 of forging a knife;
When needs tool changing, the main spindle box 12 of lathe is along the guide rail displacement straight up of column 5, the roller 6 of forging a knife on arm 7 is upwards moved to and contacts with the curve slope of block 1 of forging a knife and arcuately inclined-plane slides onto folding line 2, now, arm 7 of forging a knife rotates counterclockwise and when arcuately inclined-plane slides onto folding line 2 to roller 6 under the effect of block 1 of forging a knife, horizontal bearing 9 on draft arm supports dish 11 of forging a knife, and the dish 11 that makes to forge a knife follows draft arm together to bottom offset one segment distance, horizontal bearing 9 also laterally to have slided a bit of distance relative to dish 11 of forging a knife in this process;
Dish 11 of forging a knife when roller 6 slips over folding line 2 moves down and makes elastic card claw loosening cutter, now coordinates tool magazine to carry out tool changing.
Tool striking device of the present utility model to be forged a knife block 1 by setting, to forge a knife arm 7 and elastic component, and make when machine tool processing workpiece, arm 7 of forging a knife is separated with dish 11 of forging a knife under the pulling force effect of elastic component, when in the process stopping processing work and the main spindle box 12 of lathe to move upward, actuating arm is in the lower surface of block 1 of forging a knife and upper surface slippage, and then the arm 7 that makes to forge a knife rotates counterclockwise, the draft arm of arm 7 of forging a knife is connected with dish 11 of forging a knife and draws dish 11 of forging a knife and moves downward relative to the main spindle box 12 of lathe, make elastic card claw loosening cutter, said process is roughly the 1S time, now coordinate the position of tool magazine to realize pure machinery and coordinate tool changing, structure is simple, exchanging knives process is fast, manufacture with maintenance cost low, in addition, by arranging fine setting screw rod 10 and scale 4, the position of block 1 in the vertical direction of forging a knife can be regulated, and then have adjusted the position of tool changing, improve the effect of tool changing, the cross section of lower surface is set to circular arc, the more stable and flow process of the process that the dish 11 that makes to forge a knife moves down, at actuating arm, roller 6 is set away from the end of junction, reduces friction, reduce the fault rate of tool striking device, horizontal bearing 9 is set, the lateral displacement of arm 7 when rotating counterclockwise that make to forge a knife is completed by horizontal bearing 9, and then the arm 7 that makes to forge a knife rubs when lateral displacement and greatly reduces, add the precision that dish 11 of forging a knife moves, also improve the life-span of tool striking device simultaneously, tension spring 3 provides pretightning force, and tool arm 7 of fighting each other before the main spindle box 12 of lathe moves up is located, and then makes scenario-frame simple, arrange U-shaped groove to make horizontal bearing 9 convenience is installed and the space providing arm 7 lateral displacement of forging a knife.
Above with reference to the accompanying drawings of preferred embodiment of the present utility model, not thereby limit to interest field of the present utility model.Those skilled in the art do not depart from scope of the present utility model and essence, and multiple flexible program can be had to realize the utility model, and the feature such as an embodiment can be used for another embodiment and obtains another embodiment.All use do within technical conceive of the present utility model any amendment, equivalently replace and improve, all should within interest field of the present utility model.
Claims (8)
1. a tool striking device, is characterized in that, described tool striking device comprises block of forging a knife, forge a knife arm and elastic component, wherein,
Describedly to forge a knife dismountable between block and the column of lathe connection, and described at least one end face on block of forging a knife there is folding line, described end face comprises the upper surface be positioned on described folding line and the lower surface be positioned under described folding line, described upper surface is vertically arranged, and described lower surface is be the inclined-plane of angle with described upper surface;
Described arm of forging a knife comprises actuating arm and draft arm, and one end of described actuating arm is connected with one end of described draft arm and arranges in angle, described in arm of forging a knife be hinged on the main spindle box of described lathe;
One end of described elastic component is fixed on described main spindle box, and the other end of described elastic component connects with described actuating arm and described draft arm is separated with the dish of forging a knife of described lathe;
Before the main spindle box of described lathe moves upward, the other end of described actuating arm is positioned at immediately below described lower surface; In the process that the main spindle box of described lathe moves upward, the other end of described actuating arm slides onto described upper surface by described lower surface, forge a knife described in described draft arm supports coil and dish of forging a knife described in making to bottom offset.
2. tool striking device according to claim 1, is characterized in that, fixing fine setting screw rod and scale on described column, described in forge a knife dismountable between block with described fine setting screw rod connection, described in the forge a knife position of block corresponding described scale arrow is set.
3. tool striking device according to claim 1, is characterized in that, the cross section of described lower surface is circular arc.
4. tool striking device according to claim 1, is characterized in that, the junction of described actuating arm and described draft arm is held by arm axle of forging a knife and is connected with the main spindle box of described lathe, and described actuating arm arranges roller away from the end of described junction.
5. tool striking device according to claim 4, is characterized in that, described draft arm arranges horizontal bearing away from the end of described junction.
6. tool striking device according to claim 4, it is characterized in that, described elastic component is tension spring, and described tension spring makes described roller be positioned at immediately below described lower surface to the pulling force that described actuating arm applies, described draft arm is separated with described dish of forging a knife away from the end of described junction.
7. tool striking device according to claim 5, it is characterized in that, described draft arm coils the end be connected have U-shaped groove with described forging a knife, the end, two ends of described groove arranges a horizontal bearing respectively, when described draft arm with described forge a knife coil be connected time, dish of forging a knife described in described horizontal bearing supports.
8. the tool striking device according to any one of claim 1 to 7, is characterized in that, described draft arm is also provided with elastic portion, and described elastic portion is arranged between the end, two ends of described draft arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520227586.5U CN204621641U (en) | 2015-04-15 | 2015-04-15 | Tool striking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520227586.5U CN204621641U (en) | 2015-04-15 | 2015-04-15 | Tool striking device |
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| CN204621641U true CN204621641U (en) | 2015-09-09 |
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| CN201520227586.5U Active CN204621641U (en) | 2015-04-15 | 2015-04-15 | Tool striking device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382605A (en) * | 2015-12-17 | 2016-03-09 | 东莞市巨冈机械工业有限公司 | Machine tool capable of replacing cutter and synchronously blowing air for main shaft |
| CN106695414A (en) * | 2017-02-06 | 2017-05-24 | 深圳市创世纪机械有限公司 | Loose tool device capable of preventing tool pressing arm from generating radial towing force on spindle |
| CN108081006A (en) * | 2017-12-25 | 2018-05-29 | 宣城市建林机械有限公司 | Tool changing efficiently machining center |
| CN108098422A (en) * | 2017-12-25 | 2018-06-01 | 宣城市建林机械有限公司 | Tool magazine indexing efficiently machining center |
| CN111716130A (en) * | 2020-05-25 | 2020-09-29 | 锋冠精密机械(昆山)有限公司 | Oil pressure automatic knife striking mechanism for intelligent knife changing |
-
2015
- 2015-04-15 CN CN201520227586.5U patent/CN204621641U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382605A (en) * | 2015-12-17 | 2016-03-09 | 东莞市巨冈机械工业有限公司 | Machine tool capable of replacing cutter and synchronously blowing air for main shaft |
| CN106695414A (en) * | 2017-02-06 | 2017-05-24 | 深圳市创世纪机械有限公司 | Loose tool device capable of preventing tool pressing arm from generating radial towing force on spindle |
| CN108081006A (en) * | 2017-12-25 | 2018-05-29 | 宣城市建林机械有限公司 | Tool changing efficiently machining center |
| CN108098422A (en) * | 2017-12-25 | 2018-06-01 | 宣城市建林机械有限公司 | Tool magazine indexing efficiently machining center |
| CN111716130A (en) * | 2020-05-25 | 2020-09-29 | 锋冠精密机械(昆山)有限公司 | Oil pressure automatic knife striking mechanism for intelligent knife changing |
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