CN208116924U - A kind of workpiece clamp and clamp component - Google Patents
A kind of workpiece clamp and clamp component Download PDFInfo
- Publication number
- CN208116924U CN208116924U CN201820606010.3U CN201820606010U CN208116924U CN 208116924 U CN208116924 U CN 208116924U CN 201820606010 U CN201820606010 U CN 201820606010U CN 208116924 U CN208116924 U CN 208116924U
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- workpiece
- spring
- spindle
- pull rod
- work spindle
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Abstract
The utility model relates to a kind of workpiece clamp and clamp component, workpiece clamp includes spindle nose, spring chuck, top pull rod, butterfly spring and locking nut, spring chuck is connect by connector sleeve with top pull rod, butterfly spring is sleeved on the outside of top pull rod, butterfly spring is connect by disc spring block with spindle nose, the left side of butterfly spring is arranged in locking nut, and locking nut is connect with top pull rod screw.It includes cabinet, work spindle, spindle servo electric machine and workpiece clamp that workpiece, which clamps component, the inside of work spindle is equipped with top pulling shaft, the outside of work spindle is equipped with the rotation withstanding tight block for stirring top pulling shaft, and workpiece clamp is arranged in the work spindle on the right side of the pulling shaft of top.The utility model structure is simple, solves the problems, such as Workpiece clamping positioning, realizes the precision positioning of workpiece in numerically-controlled machine tool, and the automated exchanged cutter of workpiece and automatic release, high degree of automation improve the processing efficiency and processing quality of workpiece.
Description
Technical field
The utility model relates to a kind of workpiece clamp and component is clamped, belongs to gear-hobbing machine technical field.
Background technique
Gear is a kind of basic component of machine driving of key, is widely used in all kinds of machinery.And gear-hobbing machine is
Most widely used a kind of lathe in gear cutting machine, machinable straight-tooth, helical teeth, roller gear on gear-hobbing machine can also add
Work worm gear, sprocket wheel etc..
With the development of science and technology, increasingly higher demands are proposed to gear cutting machine, be mainly reflected in numerical control,
Efficiently, high-precision and environmental protection processing etc., since the work spindle in gear-hobbing machine is one of gear-hobbing machine important component, workpiece master
Axis needs to solve the problems, such as the clamping and precision positioning of centering miniature workpiece in numerical-controlled machine tool machining process, therefore the workpiece of gear-hobbing machine
Driving method, the kind of drive of main shaft will have a direct impact on the machining accuracy and processing efficiency of whole gear-hobbing machine.
Utility model content
The utility model is able to achieve the precision to workpiece in view of the deficienciess of the prior art, provide that a kind of structure is simple
The workpiece clamp and clamping component of positioning.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of workpiece clamp, including spindle nose, Spring Card
Head, top pull rod, butterfly spring and locking nut, the spring chuck are connect by connector sleeve with the right end of the top pull rod, institute
The outside that spindle nose is sleeved on the spring chuck and connector sleeve is stated, the spindle nose, the butterfly are stretched out in the left end of the top pull rod
Mounted in the outside of the top pull rod, the right side of the butterfly spring is connect by disc spring block with the spindle nose spring pocket, described
The left side of the butterfly spring is arranged in locking nut, and the locking nut is connect with the top pull rod screw.
The utility model has the beneficial effects that：The right end of spindle nose is equipped with taper compatible with spring chuck, and workpiece is put
Enter in spring chuck, butterfly spring exerts a force to the locking nut and disc spring block of its two sides, and butterfly spring passes through top pull rod and dish
Spring block acts on spring chuck for Workpiece clamping.The utility model structure it is simple, it can be achieved that in numerically-controlled machine tool workpiece precision
Positioning, automated exchanged cutter, to realize that workpiece high-accuracy high-efficiency is processed.
Based on the above technical solution, the utility model can also do following improvement.
Further, it is top that centering is equipped in the spring chuck.
Beneficial effect using above-mentioned further scheme is that workpiece can determine workpiece by top centering of feeling relieved, realization
The heart.
Further, spacer is equipped between the locking nut and the butterfly spring.
Beneficial effect using above-mentioned further scheme is to reduce the abrasion to butterfly spring and locking nut.
The utility model further relates to a kind of workpiece and clamps component, including cabinet, work spindle and for driving work spindle
The spindle servo electric machine of movement, further includes workpiece clamp as described above, and the work spindle is connected by bearing and the cabinet
It connects, the left end of the work spindle is connect by shaft coupling with the spindle servo electric machine, and the inside of the work spindle is equipped with
Pulling shaft is pushed up, the work spindle is equipped with the rotation withstanding tight block for stirring the top pulling shaft, and the workpiece clamp is arranged in institute
It states in the work spindle on the right side of the pulling shaft of top.
The utility model has the beneficial effects that：The Morse's taper of spindle nose and the mounting hole location and installation of work spindle are formed
One rotary body, spindle servo electric machine movement, driving work spindle rotation, to drive workpiece clamp to rotate, to realize rolling
The cutter of tooth machine processes the high-accuracy high-efficiency of workpiece；When needing to remove workpiece, rotation withstanding tight block is right under the action of the drive mechanism
It moves, top pulling shaft moves to right in driving work spindle, and top pulling shaft acts on top pull rod, and top pull rod stress moves to right compression butterfly spring, will
Spring chuck ejection, to discharge workpiece, the utility model structure is simple, solves the problems, such as Workpiece clamping positioning, realizes
The precision positioning of workpiece, the Automatic-clamping of workpiece and automatic release, high degree of automation improve the processing efficiency of workpiece and add
Working medium amount.
Based on the above technical solution, the utility model can also do following improvement.
Further, the driving mechanism includes holding out against motor, lead screw, feed screw nut and shift fork, and the lead screw passes through axis
It holds and is connect with the cabinet, the output end for holding out against motor is connect with the lead screw, and the shift fork is arranged in the lead screw spiral shell
On mother, the shift fork is equipped with the annular projection for driving the rotation withstanding tight block to move to right.
Beneficial effect using above-mentioned further scheme is to hold out against motor rotary motion is become reciprocal straight by lead screw
Line movement, feed screw nut move right, and shift fork is driven to move to right, and to rotation withstanding tight block force, rotation is held out against the annular projection of shift fork
Block stirs top pulling shaft and moves right, and top pulling shaft is to top pull rod force compression butterfly spring, so that spring chuck moves to right, spring
Clamp unclamps, and discharges workpiece, and entire driving structure structure is simple, takes up space small, and will not influence the biography of Workpiece clamping positioning
Dynamic process, it is ensured that the machining accuracy of workpiece.
Further, the work spindle is equipped with slot, and the rotation withstanding tight block is inserted into the slot.
Beneficial effect using above-mentioned further scheme is that rotation withstanding tight block passes through slot and acts on inside work spindle
Pulling shaft is pushed up, realizes the driving to top pulling shaft.
Further, the spindle nose is connect by fastening bolt with the work spindle.
Beneficial effect using above-mentioned further scheme is, convenient for installation and maintenance quick.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model workpiece clamp；
Fig. 2 is the structural schematic diagram that the utility model workpiece clamps component；
Fig. 3 is the main view Local map of the utility model work spindle；
Fig. 4 is the vertical view Local map of the utility model work spindle；
Fig. 5 is the utility model shift fork and the Local map for rotating withstanding tight block cooperation；
Fig. 6 is the sectional view in Fig. 5 along the direction A-A；
In figure, 1, spring chuck；2, spindle nose；3, it feels relieved top；4, fastening bolt；5, connector sleeve；6, pull rod is pushed up；7, disc spring
Block；8, butterfly spring；9, spacer；10, locking nut；11, cabinet；12, work spindle；13, spindle servo electric machine；14, join
Axis device；15, pulling shaft is pushed up；16, withstanding tight block is rotated；17, motor is held out against；18, lead screw；19, feed screw nut；20, shift fork；21, cyclic annular
Protrusion；22, slot.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with example, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, a kind of workpiece clamp, including spindle nose 2, spring chuck 1, top pull rod 6, butterfly spring 8 and locking screw
Mother 10, the spring chuck are connect by connector sleeve 5 with the right end of the top pull rod, and the spindle nose is sleeved on the spring chuck
And the outside of connector sleeve, the right end of the spindle nose are equipped with taper compatible with the clamping end of spring chuck, the top pull rod
The spindle nose is stretched out in left end, and the butterfly spring is sleeved on the outside of the top pull rod, passes through dish on the right side of the butterfly spring
Spring block 7 is connect with the spindle nose, and the locking nut is arranged in the left side of the butterfly spring, the locking nut with it is described
Push up pull rod screw connection.
Centering top 3 is equipped in the spring chuck.Workpiece can realize the centering to workpiece by top centering of feeling relieved.
Spacer 9 is equipped between the locking nut and the butterfly spring.Reduce the mill to butterfly spring and locking nut
Damage.
As shown in Fig. 2-Fig. 6, the utility model further relates to a kind of workpiece clamping component, including cabinet 11, work spindle 12
And the spindle servo electric machine 13 for driving work spindle to rotate, the work spindle are connect by bearing with the cabinet, institute
The left end for stating work spindle is connect by shaft coupling 14 with the spindle servo electric machine, and the inside of the work spindle is equipped with top and draws
Axis 15 is fitted with the rotation withstanding tight block 16 for stirring the top pulling shaft on the work spindle, further includes work as described above
Part clamp, the workpiece clamp are arranged in the work spindle on the right side of the top pulling shaft.
The driving mechanism includes holding out against motor 17, lead screw 18, feed screw nut 19 and shift fork 20, and the lead screw passes through bearing
It is connect with the cabinet, the output end for holding out against motor is connect with the lead screw, and the shift fork is arranged in the feed screw nut
On, the shift fork is equipped with the annular projection 21 for driving the rotation withstanding tight block to move to right.Motor is held out against by lead screw rotation
Transhipment is dynamic to become reciprocal linear motion, and feed screw nut moves right, and shift fork is driven to move to right, and the annular projection of shift fork pushes up rotation
Tight block force, rotation withstanding tight block stir top pulling shaft and move right, and push up pulling shaft to top pull rod force compression butterfly spring, so that
Spring chuck moves to right, and spring chuck unclamps, and discharges workpiece, entire driving structure structure is simple, takes up space small, and will not influence
The transmission process of Workpiece clamping positioning, it is ensured that the machining accuracy of workpiece.
The work spindle is equipped with slot 22, and the rotation withstanding tight block is inserted into the slot.Rotation withstanding tight block is worn
It crosses slot and acts on top pulling shaft inside work spindle, realize the driving to top pulling shaft.
The spindle nose is connect by fastening bolt 4 with the work spindle.It is convenient for installation and maintenance quick.
The diameter of spring chuck can be selected according to the diameter of different workpieces, can be passed through according to the difference of workpiece cutting force
Locking nut suitably adjusts the pretightning force of butterfly spring, and butterfly spring is leaned in the clamping of workpiece, and workpiece, which is unclamped by axial force, to be realized,
The right end of spindle nose is equipped with taper compatible with spring chuck, puts the workpiece in spring chuck, butterfly spring is to its two sides
Locking nut and disc spring block force, butterfly spring act on spring chuck for Workpiece clamping by pushing up pull rod and disc spring block,
Spindle servo electric machine movement can drive workpiece rotation to be processed, and after to be processed, hold out against motor action, rotate withstanding tight block
It drives top pull rod to compress butterfly spring by top pulling shaft, spring chuck is ejected, workpiece is discharged.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of workpiece clamp, which is characterized in that including spindle nose, spring chuck, top pull rod, butterfly spring and locking nut, institute
It states spring chuck and is connect by connector sleeve with the right end of the top pull rod, the spindle nose is sleeved on the spring chuck and connector sleeve
Outside, the left end of the top pull rod stretches out the spindle nose, and the butterfly spring is sleeved on the outside of the top pull rod, the butterfly
The right side of shape spring is connect by disc spring block with the spindle nose, and the left side of the butterfly spring is arranged in the locking nut,
The locking nut is connect with the top pull rod screw.
2. workpiece clamp according to claim 1, which is characterized in that it is top to be equipped with centering in the spring chuck.
3. workpiece clamp according to claim 1 or 2, which is characterized in that the locking nut and the butterfly spring it
Between be equipped with spacer.
4. a kind of workpiece clamps component, which is characterized in that including cabinet, work spindle and master for driving work spindle to rotate
Axis servo motor, further includes workpiece clamp as described in any one of claims 1-3, the work spindle by bearing with it is described
Cabinet connection, the left end of the work spindle are connect by shaft coupling with the spindle servo electric machine, the work spindle it is interior
Portion is equipped with top pulling shaft, and the work spindle is equipped with the rotation withstanding tight block for stirring the top pulling shaft, the rotation withstanding tight block
It acts under the action of the drive mechanism, the workpiece clamp is arranged in the work spindle on the right side of the top pulling shaft.
5. workpiece according to claim 4 clamps component, which is characterized in that the driving mechanism includes holding out against motor, silk
Thick stick, feed screw nut and shift fork, the lead screw are connect by bearing with the cabinet, the output end for holding out against motor and the silk
Thick stick connection, the shift fork are arranged on the feed screw nut, and the shift fork is equipped with for driving the rotation withstanding tight block to move to right
Annular projection.
6. workpiece according to claim 4 clamps component, which is characterized in that the work spindle is equipped with slot, described
Rotation withstanding tight block is inserted into the slot.
7. workpiece according to claim 4 clamps component, which is characterized in that the spindle nose passes through fastening bolt and the work
The connection of part main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820606010.3U CN208116924U (en) | 2018-04-26 | 2018-04-26 | A kind of workpiece clamp and clamp component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820606010.3U CN208116924U (en) | 2018-04-26 | 2018-04-26 | A kind of workpiece clamp and clamp component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208116924U true CN208116924U (en) | 2018-11-20 |
Family
ID=64186619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820606010.3U Active CN208116924U (en) | 2018-04-26 | 2018-04-26 | A kind of workpiece clamp and clamp component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208116924U (en) |
-
2018
- 2018-04-26 CN CN201820606010.3U patent/CN208116924U/en active Active
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