CN203305002U - Automatic clamp for grinding machine and grinding machine thereof - Google Patents
Automatic clamp for grinding machine and grinding machine thereof Download PDFInfo
- Publication number
- CN203305002U CN203305002U CN2013203078136U CN201320307813U CN203305002U CN 203305002 U CN203305002 U CN 203305002U CN 2013203078136 U CN2013203078136 U CN 2013203078136U CN 201320307813 U CN201320307813 U CN 201320307813U CN 203305002 U CN203305002 U CN 203305002U
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- thrust
- grinding machine
- movable block
- section
- automatic fixture
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Abstract
The utility model provides an automatic clamp for a grinding machine and the grinding machine thereof. The automatic clamp comprises a thrust supply part and a connection part, wherein one end of the thrust supply part is fixed with the connection part. The automatic clamp also comprises a clamping part, a positioning part and a thrust conversion part, wherein the clamping part is used for clamping a fastened object based on elasticity perpendicular to the thrust direction; the positioning part is positioned at one end away from the connection part and is used for positioning the fastened object within a working range of the elasticity in the direction pointed by the thrust; one end of the thrust conversion part is fixed with the connection part, and the other end of the thrust conversion part is spliced with the clamping part; the thrust conversion part is used for converting the thrust into counter-acting force opposite to the direction of the elasticity, thus releasing the clamping part. The thrust is supplied by the thrust supply part and then is converted by the thrust conversion part into the counter-acting force opposite to the direction of the clamping elasticity of the clamping part, so that the fastened object can be automatically clamped/released; therefore the working time is shortened, and the cost is reduced.
Description
Technical field
The utility model relates to automatic fixture, particularly a kind of automatic fixture of grinding machine and grinding machine thereof.
Background technology
In prior art, numerical control external cylindrical grinding machine in the process of clamping workpiece, need to be on an end shape of workpiece manual, as first-class as heart carrier for bolt.The defect of such technical scheme is: clamping and unclamping workpiece all needs manually, for example stir the driving lever on heart carrier, then just can process, so, because the manual workpiece of manual is installed and has been increased the activity duration, even sometimes the set-up time can surpass machining time, has affected greatly production efficiency, has improved production cost.
The utility model content
Thereby the technical problems to be solved in the utility model is for the manual workpiece that overcomes prior art, the waste in man-hour caused to be installed to cause the defect that production efficiency is low, provide the automatic fixture of the grinding machine of the installation that can complete workpiece in a kind of convenient, short time automatically.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of automatic fixture of grinding machine, it includes a thrust section is provided, a junction, described thrust provides an end of section and described connecting portion to fix, and its characteristics are, and described automatic fixture also includes: a clamping section, a location division, a thrust converter section.
Described clamping section clamps fastened thing for the elastic force based on vertical with described thrust direction.
Described position point is in the end away from described connecting portion, in described thrust direction pointed, fastened thing being positioned in the sphere of action of described elastic force.
Described thrust converter section one end and described connecting portion fix, and the other end splices mutually with described clamping section, for described thrust is converted to one with the reaction force of described elastic force opposite direction, and then it is released to make described clamping section be able to.That is to say, clamping section itself reaches fastening purpose by elastic force, the thrust that the thrust section of providing provides, and through the thrust converter section, being converted to can be by fastening status releasing with the reaction force of elastic force opposite direction, thereby can change easily fastened thing.
Preferably, on described connecting portion, be provided with a gear unit, and away from described thrust, providing an end of section to be fixed with described location division, described connecting portion is for conducting described thrust and driving described gear unit rotation and then make the automatic fixture integral-rotation according to the power that described grinding machine provides.That is, gear unit is arranged at the connecting portion in the stage casing that is positioned at automatic fixture, and the turning motor on grinding machine, according to the instruction rotation of control circuit, drives the gear unit rotation, and then makes the fixed axle center rotation of the whole winding of automatic fixture.
Preferably, the described thrust section of providing is a telescopic cylinder.
Preferably, described clamping section includes one first clamping element, one second clamping element, at least one the first flexible member, at least one the second flexible member and a clamp body.
Described the first clamping element is connected with described the second flexible member with described the first flexible member respectively with described the second clamping element, and the described elastic force of the opposite direction provided by described the first flexible member and described the second flexible member clamps described fastened thing in the mode of amalgamation.Namely, the first flexible member provides an elastic force to promote the first clamping element, the second flexible member provides one with another elastic force of this elastic force opposite direction, to promote the second clamping element, the amalgamation under elastic force promotion in opposite directions of the first clamping element and the second clamping element, and keep a kind of state that fits.
Preferably, described thrust converter section includes at least one taper mandrel and the collet identical with described tapered core number of axle amount, and thrust commonly used causes elastic deformation to be converted to the device of the active force of other direction thereby described taper mandrel and described collet are prior art.
On described clamp body, corresponding described taper mandrel is provided with at least one through hole, and described taper mandrel one end passes described through hole and described collet phase fit, and the other end is fixed in described connecting portion.
Described collet is fixed in position corresponding with through hole on described clamp body.That is, the increase of described taper mandrel by diameter on the position of corresponding described collet in displacement strut described collet realize by described thrust be converted to vertical with this thrust and with the reaction force of described elastic force opposite direction.
Preferably, described connecting portion includes a push rod, a movable block and a cylinder connecting axle;
Described taper mandrel is fixed on described movable block away from an end of described collet;
Described clamp body is set to the sleeve-like structure be complementary with described movable block shape;
One end of described push rod and described cylinder connecting axle fix, and the other end and described movable block fix; Described cylinder connecting axle fixes at the end away from described push rod and described telescopic cylinder;
Described movable block is connected with described clamp body by least one the 3rd flexible member at the end away from described push rod, make being nested with described clamp body of described movable block activity, described the 3rd flexible member also limits described movable block by elasticity tension when in the described thrust section of providing, not providing described thrust and the connecting portion that fixes with described movable block movable back and forth;
Described gear unit is arranged on described push rod.
Preferably, described location division includes that one first Mohs is top, one second Mohs is top and a tailstock sleeve.
The setting of described push rod, described movable block and described clamp body coaxial inner conductor.
On described push rod, be provided with a dead slot, described movable block and described clamp body also are respectively arranged with one first perforation and one second perforation in corresponding position, make described dead slot, described the first perforation and cylindrical cavity coaxial with the common axial line of described push rod, described movable block and described clamp body of the common formation of described the second perforation, described cylindrical cavity is for holding described tailstock sleeve; Namely, after described push rod, described movable block and described clamp body amalgamation, on axial line, also be provided with one be used to holding the cylindrical cavity of described tailstock sleeve, wherein, Mohs is top is positioned at an orientation tool of setting on axial line for being usually used in prior art by workpiece, and described tailstock sleeve is in prior art, be usually used in placing and pass through the top device of the fastening Mohs of tapering.
The top tail end of described the first Mohs is fixed in described tailstock sleeve by tapering, and the top tip of described the first Mohs contacts with an end of described fastened thing, for described fastened thing is located.
The tail end that described the second Mohs is top and the fixed structure on described grinding machine fix, the top tip of described the second Mohs contacts with the other end of described fastened thing, and with the setting of the top coaxial inner conductor of described the first Mohs, for by described fastened thing location.That is, the Mohs of two coaxial inner conductors of use is top is positioned at fastened thing on this axial line.
Preferably, on described the first clamping element and described the second clamping element, be respectively arranged with at least one the first outer rim and at least one the second outer rim.
Described the first outer rim and the second outer rim are less than described collet maximum one and open the periphery that is arranged at described collet be parallel to each other in the setpoint distance of diameter, for when described collet is strutted by the described thrust of described tapered core beam warp, with the periphery of opening of described collet, contact, and then produce described reaction force.
Preferably, described thrust provides section to be electrically connected to the control system on described grinding machine, under the control of described control system, providing thrust.
The utility model also relates to a kind of control system of grinding machine, and its characteristics are, the control system of described grinding machine comprises automatic fixture as above.
Positive progressive effect of the present utility model is: provide thrust by the thrust section of providing is set, through the thrust converter section, thrust is converted to the reaction force with the elastic force opposite direction that clamping section is clamped again, realize automatic clamping/unclamp fastened thing, shortened man-hour and saved cost thereby make.
The accompanying drawing explanation
Fig. 1 is the cutaway view of the automatic fixture of the utility model embodiment.
Fig. 2 is the stereogram of the automatic fixture of the utility model embodiment.
Fig. 3 is the top view of clamping section of the automatic fixture of the utility model embodiment.
The specific embodiment
Below lift a preferred embodiment, and carry out by reference to the accompanying drawings the clearer the utility model that intactly illustrates.
Fig. 1 is the cutaway view of the automatic fixture of the utility model embodiment, Fig. 2 is the stereogram of the automatic fixture of the utility model embodiment, Fig. 3 is the top view of clamping section of the automatic fixture of the utility model embodiment, as shown in Figures 1 to 3, the automatic fixture of the grinding machine that the utility model embodiment relates to includes: telescopic cylinder 11, connecting portion, clamping section, location division, thrust converter section.
Wherein, clamping section clamps the workpiece 61 as fastened thing for the elastic force based on vertical with thrust direction.Position point is in the end away from connecting portion, in thrust direction pointed, workpiece 61 being positioned in the sphere of action of elastic force.
In addition, thrust converter section one end and connecting portion fix, and the other end splices mutually with clamping section, for thrust is converted to one with the reaction force of elastic force opposite direction, and then it is released to make clamping section be able to.
On connecting portion, be provided with gear unit 23, and be fixed with location division at the end away from telescopic cylinder 11, connecting portion is for conducting thrust and driving gear unit 23 rotations and then make the automatic fixture integral-rotation according to the power that grinding machine provides.
In addition, clamping section includes clamping element 41, clamping element 42, spring 43, spring 44, spring 45, spring 46 and clamp body 40;
Clamping element 41 is connected with spring 43, spring 45 and spring 44, spring 46 respectively with clamping element 42, and the elastic force of the opposite direction provided by spring 43, spring 45 and spring 44, spring 46 is with the mode clamping work pieces 61 of amalgamation.
In addition, the thrust converter section includes taper mandrel 31, taper mandrel 32, collet 33 and collet 34;
On clamp body 40, the position of corresponding taper mandrel 31, taper mandrel 32 all is provided with through hole, taper mandrel 31, taper mandrel 32 homogeneous ends pass through hole respectively with collet 33 and collet 34 phase fits, the other end is fixed in connecting portion;
In addition, connecting portion includes push rod 22, movable block 24 and cylinder connecting axle 21;
Wherein, taper mandrel 31, taper mandrel 32 all are fixed on movable block 24 away from an end of collet;
One end and the cylinder connecting axle 21 of push rod 22 fix, and the other end and movable block 24 fix; Cylinder connecting axle 21 fixes at an end and the telescopic cylinder away from push rod 22;
In addition, location division includes that Mohs is top 51, Mohs top 52 and tailstock sleeve 53;
The setting of push rod 22, movable block 24 and clamp body 40 coaxial inner conductors;
On push rod 22, be provided with dead slot, movable block 24 and clamp body 40 also are respectively arranged with perforation in corresponding position, make dead slot, cylindrical cavity coaxial with the common axial line of push rod 22, movable block 24 and clamp body 40 of the common formation of perforation, cylindrical cavity is for holding tailstock sleeve 53;
The tail end of Mohs top 51 is fixed in tailstock sleeve 53 by tapering, and the tip of Mohs top 51 contacts with an end of workpiece 61, for workpiece 61 is located;
The tail end of Mohs top 52 and the fixed structure on grinding machine fix, and the tip of Mohs top 52 contacts with the other end of workpiece 61, and with the setting of top 51 coaxial inner conductors of Mohs, for by workpiece 61 location.
In addition, on clamping element 41 and clamping element 42, be respectively arranged with outer rim 411, outer rim 412 and outer rim 421, outer rim 422;
Wherein, outer rim 411, open the periphery that is arranged at collet 33 be parallel to each other in the setpoint distance of diameter with outer rim 421 being less than the collet maximum, for collet 33 by taper mandrel 31 when thrust struts, with the periphery of opening of collet 33, contact, and then produce reaction force.
Equally, outer rim 412, open the periphery that is arranged at collet 34 be parallel to each other in the setpoint distance of diameter with outer rim 422 being less than the collet maximum, for collet 34 by taper mandrel 32 when thrust struts, with the periphery of opening of collet 34, contact, and then produce reaction force.
In addition, telescopic cylinder 11 is electrically connected to the control system on grinding machine, under the control of control system, providing thrust.
The present embodiment also relates to a grinding machine that uses above-mentioned automatic fixture, includes one and clamps or unclamp and along the control system of setting axial line and rotating be used to controlling above-mentioned automatic fixture.
Although more than described the specific embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is limited by appended claims.Those skilled in the art is under the prerequisite that does not deviate from principle of the present utility model and essence; can make various changes or modifications to these embodiments; for example; only with collet and the taper mandrel of different numbers, change thrust; perhaps the clamping element of different numbers clamps fastened thing, but these changes and modification all fall into protection domain of the present utility model.
Claims (10)
1. the automatic fixture of a grinding machine, it includes a thrust section is provided, a junction, described thrust provides an end of section and described connecting portion to fix, and it is characterized in that, and described automatic fixture also includes: a clamping section, a location division, a thrust converter section;
Described clamping section clamps fastened thing for the elastic force based on vertical with described thrust direction;
Described position point is in the end away from described connecting portion, in described thrust direction pointed, fastened thing being positioned in the sphere of action of described elastic force;
Described thrust converter section one end and described connecting portion fix, and the other end splices mutually with described clamping section, for described thrust is converted to one with the reaction force of described elastic force opposite direction, and then it is released to make described clamping section be able to.
2. the automatic fixture of grinding machine as claimed in claim 1, it is characterized in that, on described connecting portion, be provided with a gear unit, and away from described thrust, providing an end of section to be fixed with described location division, described connecting portion is for conducting described thrust and driving described gear unit rotation and then make the automatic fixture integral-rotation according to the power that described grinding machine provides.
3. the automatic fixture of grinding machine as claimed in claim 2, is characterized in that, the described thrust section of providing includes a telescopic cylinder.
4. the automatic fixture of grinding machine as claimed in claim 3, it is characterized in that: described clamping section includes one first clamping element, one second clamping element, at least one the first flexible member, at least one the second flexible member and a clamp body;
Described the first clamping element is connected with described the second flexible member with described the first flexible member respectively with described the second clamping element, and the described elastic force of the opposite direction provided by described the first flexible member and described the second flexible member clamps described fastened thing in the mode of amalgamation.
5. the automatic fixture of grinding machine as claimed in claim 4, it is characterized in that: described thrust converter section includes at least one taper mandrel and the collet identical with described tapered core number of axle amount;
On described clamp body, corresponding described taper mandrel is provided with at least one through hole, and described taper mandrel one end passes described through hole and described collet phase fit, and the other end is fixed in described connecting portion;
Described collet is fixed in position corresponding with through hole on described clamp body.
6. the automatic fixture of grinding machine as claimed in claim 5, it is characterized in that: described connecting portion includes a push rod, a movable block and a cylinder connecting axle;
Described taper mandrel is fixed on described movable block away from an end of described collet;
Described clamp body is set to the sleeve-like structure be complementary with described movable block shape;
One end of described push rod and described cylinder connecting axle fix, and the other end and described movable block fix; Described cylinder connecting axle fixes at the end away from described push rod and described telescopic cylinder;
Described movable block is connected with described clamp body by least one the 3rd flexible member at the end away from described push rod, make being nested with described clamp body of described movable block activity, described the 3rd flexible member also limits described movable block by elasticity tension when in the described thrust section of providing, not providing described thrust and the connecting portion that fixes with described movable block movable back and forth;
Described gear unit is arranged on described push rod.
7. the automatic fixture of grinding machine as claimed in claim 6 is characterized in that: described location division includes that one first Mohs is top, one second Mohs is top and a tailstock sleeve;
The setting of described push rod, described movable block and described clamp body coaxial inner conductor;
On described push rod, be provided with a dead slot, described movable block and described clamp body also are respectively arranged with one first perforation and one second perforation in corresponding position, make described dead slot, described the first perforation and cylindrical cavity coaxial with the common axial line of described push rod, described movable block and described clamp body of the common formation of described the second perforation, described cylindrical cavity is for holding described tailstock sleeve;
The top tail end of described the first Mohs is fixed in described tailstock sleeve by tapering, and the top tip of described the first Mohs contacts with an end of described fastened thing, for described fastened thing is located;
The tail end that described the second Mohs is top and the fixed structure on described grinding machine fix, the top tip of described the second Mohs contacts with the other end of described fastened thing, and with the setting of the top coaxial inner conductor of described the first Mohs, for by described fastened thing location.
8. the automatic fixture of grinding machine as claimed in claim 7, is characterized in that: on described the first clamping element and described the second clamping element, be respectively arranged with at least one the first outer rim and at least one the second outer rim;
Described the first outer rim and the second outer rim are less than described collet maximum one and open the periphery that is arranged at described collet be parallel to each other in the setpoint distance of diameter, for when described collet is strutted by the described thrust of described tapered core beam warp, with the periphery of opening of described collet, contact, and then produce described reaction force.
9. the automatic fixture of grinding machine as claimed in claim 8, is characterized in that, described thrust provides section to be electrically connected to the control system on described grinding machine, under the control of described control system, providing thrust.
10. a grinding machine, include a control system, it is characterized in that, described grinding machine comprises the automatic fixture as the described grinding machine of any one in claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203078136U CN203305002U (en) | 2013-05-30 | 2013-05-30 | Automatic clamp for grinding machine and grinding machine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203078136U CN203305002U (en) | 2013-05-30 | 2013-05-30 | Automatic clamp for grinding machine and grinding machine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203305002U true CN203305002U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203078136U Expired - Fee Related CN203305002U (en) | 2013-05-30 | 2013-05-30 | Automatic clamp for grinding machine and grinding machine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203305002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104647205A (en) * | 2014-12-24 | 2015-05-27 | 宁波沃特美逊机器人科技有限公司 | Friction-type automatic clamping head |
-
2013
- 2013-05-30 CN CN2013203078136U patent/CN203305002U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104647205A (en) * | 2014-12-24 | 2015-05-27 | 宁波沃特美逊机器人科技有限公司 | Friction-type automatic clamping head |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 |