CN208132510U - A kind of clamping machine tool device - Google Patents
A kind of clamping machine tool device Download PDFInfo
- Publication number
- CN208132510U CN208132510U CN201820300859.8U CN201820300859U CN208132510U CN 208132510 U CN208132510 U CN 208132510U CN 201820300859 U CN201820300859 U CN 201820300859U CN 208132510 U CN208132510 U CN 208132510U
- Authority
- CN
- China
- Prior art keywords
- clamping
- collet chuck
- positioning seat
- drum jacket
- grain
- 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.)
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Abstract
The utility model relates to a kind of clamping machine tool devices, including positioning seat, drum jacket, collet chuck body, collet chuck lid and pull rod；Positioning seat inner cavity is coupled with drum jacket, and inner cavity and the collet chuck body of drum jacket are coupled, and one end of pull rod is protruded into positioning seat inner cavity and one end of drum jacket and connected；The other end of positioning seat is connect with collet chuck lid；Collet chuck body is clamping section close to one end of collet chuck lid, is to fix close to one end of pull rod, the clamping jaw grain for clamping workpiece is additionally provided on clamping section；The side wall of positioning seat is equipped with stop screw hole, and the side wall of drum jacket is equipped with stop screw slot；One end that drum jacket is connect with collet chuck body clamping section is additionally provided with the spacer pin for limiting collet chuck body skidding.The utility model is opened or is clamped using the elastic drive clamping jaw grain of collet chuck body, and what can more be fastened connect with workpiece, is also convenient for replacement tooling, can be easy to operate according to the size of the clamping jaw grain of the size selection suitable dimension of workpiece.
Description
Technical field
The utility model relates to mechanical structures, more particularly, to a kind of clamping machine tool device.
Background technique
In the prior art, circular bar generally uses chuck or clamp to carry out clamping, fixation of the collet chuck seat as collet
Device, determines the assembly precision of collet, so that the precision of process production and processing is influenced, in addition, in the prior art, use
Collet chuck clamping face effect is bad, and clamping force is inadequate, is easy to skid in process, burns out folder cylinder.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of clamping machine tool convenient for clamping workpiece
Device effectively increases operating efficiency, reduces and changes tooling risk.
To solve the above problems, technical solution provided by the utility model is：A kind of clamping machine tool device, including positioning
Seat, drum jacket, collet chuck body, collet chuck lid and pull rod；Positioning seat inner cavity is coupled with drum jacket, the inner cavity of drum jacket and collet chuck
Body is coupled, and one end of pull rod is protruded into positioning seat inner cavity and one end of drum jacket and connected；The other end and collet chuck lid of positioning seat
Connection；Wherein, the collet chuck body is clamping section close to one end of collet chuck lid, is to fix close to one end of pull rod, in the clamping
The clamping jaw grain for clamping workpiece is additionally provided in portion；The side wall of the positioning seat is equipped with stop screw hole, the collet chuck
The side wall of set is equipped with stop screw slot, and installation is equipped with screw in stop screw hole, and screw runs through stop screw hole to limiting spiral shell
It follows closely in slot；One end that the drum jacket is connect with collet chuck body clamping section is additionally provided with the spacer pin for limiting collet chuck body skidding.
In the present invention, positioning seat and machine tool chief axis cone match are installed, and are locked it in by screw mounting hole
On main shaft, positioning seat inner cavity and drum jacket cooperate, and positioning seat end face step circles and collet chuck lid cooperate, and positioning seat is equivalent to tooling and matches
The parent of set, inner cavity from level to level tooling cooperate installation, it is all linked with one another composition a whole set of can be with the tooling of normal operation；Collet chuck
The outer wall of set and positioning seat cooperate, and inner cavity and collet chuck body cooperate, drum jacket in positioning seat, rotate clockwise on pull rod
It is threadedly coupled；The other end of pull rod and the hydraulic cylinder of equipment connect, and pressure is passed to pull rod to drive cylinder by hydraulic cylinder
Collet axially moves in the cavity of positioning seat；One piece of screw is installed on positioning seat and determines tight stop screw slot, prevents collet chuck
It covers and skids in circumferencial direction；Collet chuck body is oriented to using the spacer pin of drum jacket inner cavity as installation, and spacer pin also has and prevents cylinder
There is radial slipping phenomenon in drum jacket in clamp, is coupled by the interior exocoel of the two, and collet chuck body is by from drum jacket
Active force, generate and unclamp pinching action, drive the operation of clamping jaw grain, clamping jaw grain collet chuck body is fixed using collet chuck cover lock with merging, folder
Pawl grain is driven by collet chuck body, and operation can be clamped or unclamped to product；Collet chuck lid is led using positioning seat step circles as installation
To being locked on positioning seat by screw, the position-limiting action of an axial direction mainly played to clamping jaw grain and collet chuck body.
Further, the clamping section center is equipped with the clamping hole through clamping section, in the clamping section far from solid
Fixed end face is equipped with annular convex platform, and the first open circles that annular convex platform is constituted are intertwined with clamping hole, annular convex platform institute
The the first hollow circular diameter constituted is greater than the diameter of clamping hole；The side wall of the collet chuck body is equipped with strip groove, and strip groove will fill
Folder hole, annular convex platform are divided into more equal parts, wherein fixed part is hollow structure, the front end face of clamping section and annular convex platform it is interior
Wall forms mounting portion, and the clamping jaw grain is set on mounting portion.Be equipped with through clamping section at the center of the end face of clamping section until
The clamping hole of fixed part is surrounded by diameter annular convex platform bigger than clamping bore dia, annular convex platform and folder in clamping hole
The end face in tight portion constitutes mounting portion, and clamping jaw grain is set at mounting portion, the promptly workpiece that can make more to fasten by the way that clamping jaw grain is arranged,
During the work time, the size of suitable clamping jaw grain can be selected to be installed according to the size of workpiece product, adapted it to
Various sizes of production requirement；Workpiece is connect with clamping hole, since clamping hole is divided into more equal parts by strip groove, when drum jacket by
To the power that pull rod passes over when being axially moved back and forth, drum jacket is axially moved relative to collet chuck body, thus make clamping hole with
And clamping jaw grain makees release and clamping movement.
Further, the clamping jaw grain is fan ring structure.By clamping jaw grain be set as fan ring structure, with meet its with
The cooperation of boss and clamping hole.
Further, the inner wall of face and annular convex platform where the orthodrome of the clamping jaw grain connects, multiple clamping jaw grains
Face where small arc-shaped connects and composes the second open circles, and the second open circles are connected with clamping hole.The clamping jaw of multiple fan ring structures
Grain, which is combined, can form an annular clamping jaw grain, and the open circles of annular clamping jaw grain are connected to clamping hole.
Further, the small arc-shaped of the clamping jaw grain is equipped with multiple grooves on the whole, and the groove is laterally and vertical
To arranged in a crossed manner.Face where the small arc-shaped of clamping jaw grain is directly connected with workpiece, and groove is arranged above, can increase itself and work
The frictional force on part surface.
Further, the annular convex platform is equipped with the first circular hole, and the clamping jaw grain is equipped with the second circular hole, described
The first circular hole and the inner wall of the second circular hole be equipped with helicitic texture, the first circular hole is connected by screw to the second circular hole.
Further, the fixed part is hollow cylindrical structure, and the clamping section is trapezoidal shape structure.It clamps
The diameter in portion is greater than the diameter of fixed part, and fixed part is set as cylindrical structure, is adapted with the inner-cavity structure of drum jacket, and incite somebody to action
Clamping section is set as trapezoidal shape structure, and the diameter of clamping section is greater than the diameter of fixed part, when drum jacket axially moves, due to folder
The diameter in tight portion is big, and when drum jacket moves at clamping section, the internal chamber wall of drum jacket then generates active force to clamping section, thus
Clamping section is set to make pinching action.
Further, the inner cavity of the drum jacket is equipped with the cone structure matched with clamping section halfpace structure.
Compared with prior art, beneficial effect is：A kind of clamping machine tool device provided by the utility model, utilizes collet chuck body
Elastic drive clamping jaw grain open or clamp, what can more be fastened connect with workpiece, be also convenient for replace tooling, can be according to work
The size of the clamping jaw grain of the size selection suitable dimension of part, it is easy to operate, meanwhile, operating efficiency is increased, reduces and changes tooling
Risk, avoid workpiece countershaft burn etc. bad products generation, extend the service life of collet chuck.
Detailed description of the invention
Fig. 1 is the utility model clamping machine tool device overall structure diagram.
Fig. 2 is the utility model drawbar structure diagram.
Fig. 3 is the utility model location seat structure schematic diagram.
Fig. 4 is the utility model drum jacket structural schematic diagram.
Fig. 5 is the utility model collet chuck body structural schematic diagram.
Fig. 6 is the utility model collet chuck body stereoscopic schematic diagram.
Fig. 7 is the utility model clamping jaw kernel structure schematic diagram.
Fig. 8 is the utility model clamping jaw grain stereoscopic schematic diagram.
Fig. 9 is the utility model collet chuck lid structural schematic diagram.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, should not be understood as the limitation to this patent.
Shown in as shown in Figures 1 to 9, a kind of clamping machine tool device, including positioning seat 1, drum jacket 2, collet chuck body 3, collet chuck
Lid 4 and pull rod 5；1 inner cavity of positioning seat is coupled with drum jacket 2, and inner cavity and the collet chuck body 3 of drum jacket 2 are coupled, pull rod
5 one end is protruded into 1 inner cavity of positioning seat and is connect with one end of drum jacket 2；The other end of positioning seat 1 is connect with collet chuck lid 4；Wherein,
The collet chuck body 3 is clamping section 32 close to one end of collet chuck lid 4, is fixed part 31 close to one end of pull rod 5, in the clamping section
The clamping jaw grain 6 for clamping workpiece is additionally provided on 32；The side wall of positioning seat 1 is equipped with stop screw hole 11, the side wall of drum jacket 2
It is equipped with stop screw slot 22, installation is equipped with screw in stop screw hole 11, and screw is through stop screw hole 11 to stop screw
In slot 22；One end that drum jacket 2 is connect with 3 clamping section 32 of collet chuck body is additionally provided with the spacer pin 21 for limiting the skidding of collet chuck body 3.
As shown in Figure 5, Figure 6, specifically, 32 center of clamping section is equipped with the clamping hole 33 through clamping section 32, in clamping section
32 are equipped with annular convex platform 34 far from fixed end face, and the first open circles that annular convex platform 34 is constituted mutually are passed through with clamping hole 33
It wears, the first hollow circular diameter that annular convex platform 34 is constituted is greater than the diameter of clamping hole 33；The side wall of collet chuck body 3 is equipped with strip groove
36, clamping hole 33, annular convex platform 34 are divided into more equal parts by strip groove 36, wherein fixed part 31 is hollow structure, clamping section 32
Front end face and annular convex platform 34 inner wall formed mounting portion 37, clamping jaw grain 6 be set to mounting portion 37 on.In the end face of clamping section 32
Center be equipped with through clamping section 32 until the clamping hole 33 of fixed part 31, is surrounded by diameter than dress in clamping hole 33
The end face of the big annular convex platform 34 of 33 diameter of folder hole, annular convex platform 34 and clamping section 32 constitutes mounting portion 37, and clamping jaw grain 6 is set to installation
At portion 37, by be arranged that clamping jaw grain 6 can make more to fasten promptly workpiece during the work time can be according to workpiece product
Size selects the size of suitable clamping jaw grain 6 to be installed, and adapts it to various sizes of production requirement；Workpiece and clamping hole
33 connections, since clamping hole 33 is divided into more equal parts by strip groove 36, when the power that drum jacket 2 is passed over by pull rod 5
When returning axial movement, drum jacket 2 is axially moved relative to collet chuck body 3, so that clamping hole 33 and clamping jaw grain 6 be made to unclamp and press from both sides
Tight movement.
As shown in Figure 7, Figure 8, in addition, clamping jaw grain 6 is fan ring structure, fan ring structure is set by clamping jaw grain 6, with full
The cooperation of foot itself and boss and clamping hole 33.Face where the orthodrome of clamping jaw grain 6 is connect with the inner wall of annular convex platform 34, multiple folders
Face where the small arc-shaped of pawl grain 6 connects and composes the second open circles, and the second open circles are connected with clamping hole 33.Multiple fan ring junctions
The clamping jaw grain 6 of structure, which is combined, can form an annular clamping jaw grain 6, and the open circles and clamping hole 33 of annular clamping jaw grain 6 connect
It is logical.The small arc-shaped of clamping jaw grain 6 is equipped with multiple grooves 62 on the whole, and groove 62 is horizontal and vertical arranged in a crossed manner.Clamping jaw grain 6 it is small
Face where circular arc is directly connected with workpiece, and groove 62 is being arranged above, can increase the frictional force of itself and workpiece surface.Annular
Boss 34 is equipped with the first circular hole 35, and clamping jaw grain 6 is equipped with the second circular hole 61, and the inner wall of the first circular hole 35 and the second circular hole 61 is equal
Equipped with helicitic texture, the first circular hole 35 is connected by screw to the second circular hole 61.
Wherein, fixed part 31 is hollow cylindrical structure, and clamping section 32 is trapezoidal shape structure, and the inner cavity of drum jacket is equipped with
The cone structure 23 matched with 32 halfpace structure of clamping section.The diameter of clamping section 32 is greater than the diameter of fixed part 31, will fix
Portion 31 is set as cylindrical structure, is adapted with the inner-cavity structure of drum jacket 2, and clamping section 32 is set as trapezoidal shape structure, clamps
The diameter that the diameter in portion 32 is greater than fixed part 31, since the diameter of clamping section 32 is big, works as cylinder when drum jacket 2 axially moves
When collet 2 is moved at clamping section 32, the internal chamber wall of drum jacket 2 then generates active force to clamping section 32, to make clamping section 32
Make pinching action.
In the present invention, positioning seat 1 and machine tool chief axis cone match are installed, and are locked it in by screw mounting hole
On main shaft, 1 inner cavity of positioning seat and drum jacket 2 cooperate, and 1 end face step circles of positioning seat and collet chuck lid 4 cooperate, and positioning seat 1 is equivalent to
The matched parent of tooling, inner cavity from level to level tooling cooperate installation, it is all linked with one another composition a whole set of can be with the work of normal operation
Dress；The outer wall and positioning seat 1 of drum jacket 2 cooperate, and inner cavity and collet chuck body 3 cooperate, and drum jacket 2 revolves clockwise in positioning seat 1
Turn and the threaded connection on pull rod 5；The other end of pull rod 5 and the hydraulic cylinder of equipment connect, and hydraulic cylinder passes to pressure
Pull rod 5 is to drive drum jacket 2 to axially move in the cavity of positioning seat 1；The fixed tight limit of one piece of screw is installed on positioning seat 1
Position screw slots 22, prevent drum jacket 2 from skidding in circumferencial direction；Collet chuck body 3 is using the spacer pin 21 of 2 inner cavity of drum jacket as installation
Guiding, spacer pin 21, which also has, prevents collet chuck body 3 from occurring radial slipping phenomenon in drum jacket 2, is matched by the interior exocoel of the two
Installation is closed, collet chuck body 3 is generated by the active force from drum jacket 2 and unclamps pinching action, and 6 operation of clamping jaw grain, clamping jaw grain are driven
With merging using the locking of collet chuck lid 4, clamping jaw grain 6 is driven 6 collet chuck bodies 3 by collet chuck body 3, and work can be clamped or unclamped to product
Industry；Collet chuck lid 4 is oriented to using 1 step circles of positioning seat as installation, is locked on positioning seat 1 by screw, mainly to clamping jaw grain 6
The position-limiting action of an axial direction is played with collet chuck body 3.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of clamping machine tool device, including positioning seat（1）, drum jacket（2）, collet chuck body（3）, collet chuck lid（4）And pull rod
（5）；Positioning seat（1）Inner cavity and drum jacket（2）It is coupled, drum jacket（2）Inner cavity and collet chuck body（3）It is coupled, pull rod
（5）One end protrude into positioning seat（1）Inner cavity and drum jacket（2）One end connection；Positioning seat（1）The other end and collet chuck lid（4）
Connection；It is characterized in that, the collet chuck body（3）Close to collet chuck lid（4）One end be clamping section（32）, close to pull rod（5）One
End is fixed part（31）, in the clamping section（32）On be additionally provided with clamping jaw grain for clamping workpiece（6）；The positioning seat
（1）Side wall be equipped with stop screw hole（11）, the drum jacket（2）Side wall be equipped with stop screw slot（22）；It is described
Drum jacket（2）With collet chuck body（3）Clamping section（32）One end of connection is additionally provided with for limiting collet chuck body（3）The spacer pin of skidding
（21）.
2. a kind of clamping machine tool device according to claim 1, which is characterized in that the clamping section（32）Center is equipped with
Through clamping section（32）Clamping hole（33）, in the clamping section（32）Far from fixed part（31）End face be equipped with convex annular
Platform（34）, annular convex platform（34）The first open circles and clamping hole constituted（33）It is intertwined, annular convex platform（34）It is constituted
The first hollow circular diameter be greater than clamping hole（33）Diameter；The side wall of the collet chuck body is equipped with strip groove（36）, bar shaped
Slot（36）By clamping hole（33）, annular convex platform（34）It is divided into more equal parts, clamping section（32）Front end face and annular convex platform（34）
Inner wall formed mounting portion（37）, the clamping jaw grain（6）Set on mounting portion（37）On.
3. a kind of clamping machine tool device according to claim 1, which is characterized in that the clamping jaw grain（6）For fan annular
Structure.
4. a kind of clamping machine tool device according to claim 2, which is characterized in that the clamping jaw grain（6）Orthodrome
Place face and annular convex platform（34）Inner wall connection, multiple clamping jaw grains（6）Small arc-shaped where face connect and compose the second open circles,
Second open circles and clamping hole（33）It is connected.
5. a kind of clamping machine tool device according to claim 3, which is characterized in that the clamping jaw grain（6）Small arc-shaped
It is equipped with multiple grooves on the whole（62）, the groove（62）It is horizontal and vertical arranged in a crossed manner.
6. a kind of clamping machine tool device according to claim 4, which is characterized in that the annular convex platform（34）It is equipped with
First circular hole（35）, the clamping jaw grain（6）It is equipped with the second circular hole（61）, first circular hole（35）With the second circular hole
（61）Inner wall be equipped with helicitic texture, the first circular hole（35）With the second circular hole（61）It is connected by screw to.
7. a kind of clamping machine tool device according to claim 4, which is characterized in that the mounting portion（37）It is hollow
Cylindrical structure, the clamping section（32）For trapezoidal shape structure.
8. a kind of clamping machine tool device according to claim 7, which is characterized in that the drum jacket（2）Inner cavity set
Have and clamping section（32）The cone structure that halfpace structure matches（23）.
9. a kind of clamping machine tool device according to any one of claims 1 to 8, which is characterized in that the collet chuck lid（4）
It is equipped with and positioning seat（1）Think the mounting surface of cooperation, collet chuck lid（4）It is equipped with the first screw hole, positioning seat（1）It is equipped with and the
Second screw hole of one screw hole cooperation, is equipped with screw in first screw hole, the second screw hole, will by screw
Collet chuck lid（4）With positioning seat（1）It is connected and fixed.
10. a kind of clamping machine tool device according to claim 9, which is characterized in that the pull rod told（5）With drum jacket
（2）It is connected through a screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820300859.8U CN208132510U (en) | 2018-03-05 | 2018-03-05 | A kind of clamping machine tool device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820300859.8U CN208132510U (en) | 2018-03-05 | 2018-03-05 | A kind of clamping machine tool device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208132510U true CN208132510U (en) | 2018-11-23 |
Family
ID=64289074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820300859.8U Expired - Fee Related CN208132510U (en) | 2018-03-05 | 2018-03-05 | A kind of clamping machine tool device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208132510U (en) |
-
2018
- 2018-03-05 CN CN201820300859.8U patent/CN208132510U/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 |
Granted publication date: 20181123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |