CN207127718U - A kind of grinding machine chuck - Google Patents
A kind of grinding machine chuck Download PDFInfo
- Publication number
- CN207127718U CN207127718U CN201720879141.4U CN201720879141U CN207127718U CN 207127718 U CN207127718 U CN 207127718U CN 201720879141 U CN201720879141 U CN 201720879141U CN 207127718 U CN207127718 U CN 207127718U
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- circular groove
- connecting rod
- screw
- screw mandrel
- grinding machine
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Abstract
The utility model discloses a kind of grinding machine chuck, including chuck ring, three screws are equidistantly offered on the chuck ring, screw mandrel is movably installed with screw, and the both ends of screw mandrel are all extended to outside screw, one end that screw mandrel is located at outside chuck ring offers circular groove, connecting rod is slidably fitted with circular groove, stopper slot is symmetrically offered on the both sides inwall of circular groove, the both sides of connecting rod are symmetrically welded with limited block, limited block is slidably mounted in stopper slot, connecting rod is symmetrically rotatablely equipped with two motion bars close to one end of circular groove opening, and two one end of motion bar away from connecting rod are all extended to outside circular groove, stopper slot offers through hole on the side inwall away from opening, the both sides of screw mandrel are symmetrically welded with two fixed blocks, kelly is slidably fitted with through hole.The utility model can screw screw mandrel easily and fast, and only operating personnel do not provide conveniently, and can extend the service life of grinding machine chuck.
Description
Technical field
It the utility model is related to grinding machine applied technical field, more particularly to a kind of grinding machine chuck.
Background technology
Grinding machine is the lathe for carrying out grinding to workpiece surface using grinding tool, and most grinding machine is using rotation at a high speed
Emery wheel carry out grinding, a small number of is processed using other grinding tools such as oilstone, abrasive band and free abrasive, such as honing
Machine, superfinisher, abrasive belt grinding machine, grinder and polishing machine etc..
In grinding machine in actual use, people are often clamped grinding to workpiece with heart carrier, and it is mainly utilized
Bolt clamping workpiece on chuck ring, but be directly clamped among using bolt on workpiece, when being ground to workpiece, workpiece will by compared with
, easily there is the problem of workpiece is bolted scuffing in big resistance, and the usual profit of people screws up with a wrench bolt at present, and it is not only grasped
Make trouble and regular assembling-disassembling bolt easily causes bolt head abrasion, the problem of causing bolt not dismount, so as to influence
Grinding machine chuck service life.
Utility model content
The purpose of this utility model is and a kind of grinding machine chuck proposed in order to solve shortcoming present in prior art.
To achieve these goals, the utility model employs following technical scheme：
A kind of grinding machine chuck, including chuck ring, equidistantly offer three screws on the chuck ring, activity peace in screw
Both ends equipped with screw mandrel, and screw mandrel are all extended to outside screw, and one end that screw mandrel is located at outside chuck ring offers circular groove, is slided in circular groove
It is dynamic that connecting rod is installed, stopper slot is symmetrically offered on the both sides inwall of circular groove, the both sides of connecting rod are symmetrically welded with limited block,
Limited block is slidably mounted in stopper slot, and connecting rod is symmetrically rotatablely equipped with two motion bars close to one end of circular groove opening, and
Two one end of motion bar away from connecting rod are all extended to outside circular groove, and stopper slot offers logical on the side inwall away from opening
Hole, the both sides of screw mandrel are symmetrically welded with two fixed blocks, are slidably fitted with kelly in through hole, and the both ends of kelly all extend to it is logical
Outside hole, one end of two kellies extends through two stopper slots and is separately mounted on two motion bars, and kelly is away from motion bar
One end through fixed block and extending to outside fixed block, one end that screw mandrel is located in chuck ring is installed with arc fixture block, and
Three arc fixture blocks are adapted.
Preferably, circular fixture block is slidably fitted with the circular groove, circular fixture block is close to the side of circular groove opening and connection
Bar is in contact, and circular groove is welded with the first spring on the side inwall away from opening, is welded between the first spring and circular fixture block solid
It is fixed.
Preferably, the connecting rod symmetrically offers two square grooves close to one end of circular groove opening, and the side of square groove is
It is open, is rotatablely equipped with rotating shaft in square groove, two motion bars rotate respectively to be set in two rotating shafts.
Preferably, the side that two motion bars are located remotely from each other offers the first hole clipping, and two kellies are located in circular groove
One end is separately mounted in the first hole clipping, and side of the limited block away from connecting rod offers the second hole clipping, and the second hole clipping and card
Bar is adapted.
Preferably, horizontal perforation is offered on the fixed block, and horizontal perforation is connected with through hole, kelly is away from motion bar
One end is through horizontal perforation and is installed with handle.
Preferably, arc-shaped slot is symmetrically offered on the both sides inwall of the horizontal perforation, the both sides of kelly are symmetrically welded with
Two arc fixture blocks, arc fixture block are slidably mounted in arc-shaped slot, are arranged with and are welded on arc groove inwall outside kelly
Second spring, it is welded and fixed between second spring and arc fixture block.
Preferably, the fillet of screw is installed with the screw, is connected through a screw thread between screw mandrel and the fillet of screw.
Compared with prior art, the beneficial effects of the utility model are：
In the utility model, by chuck ring, screw, screw mandrel, circular groove, connecting rod, stopper slot, limited block, motion bar, logical
Hole, fixed block, kelly, arc fixture block construct a kind of grinding machine chuck jointly, and workpiece is clamped by arc fixture block, screw, screw mandrel,
By circular groove, connecting rod, stopper slot, limited block control motion bar stretch, by through hole, fixed block, kelly clamping motion bar and
Connecting rod, screw mandrel is screwed by motion bar, the utility model can screw screw mandrel easily and fast, and only operating personnel do not provide
It is convenient, and the service life of grinding machine chuck can be extended.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of grinding machine chuck cross section structure diagram；
Fig. 2 be the utility model proposes a kind of grinding machine chuck in part A cross section structure diagram；
Fig. 3 be the utility model proposes a kind of grinding machine chuck in part B cross section structure diagram.
In figure：1 chuck ring, 2 screws, 3 screw mandrels, 4 circular grooves, 5 connecting rods, 6 stopper slots, 7 limited blocks, 8 motion bars, 9 through holes,
10 fixed blocks, 11 kellies, 12 arc fixture blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of grinding machine chuck, including chuck ring 1, three screws 2, spiral shell are equidistantly offered on chuck ring 1
Screw mandrel 3 is movably installed with hole 2, and the both ends of screw mandrel 3 are all extended to outside screw 2, one end that screw mandrel 3 is located at outside chuck ring 1 is opened
Provided with circular groove 4, connecting rod 5 is slidably fitted with circular groove 4, stopper slot 6, connecting rod 5 are symmetrically offered on the both sides inwall of circular groove 4
Both sides be symmetrically welded with limited block 7, limited block 7 is slidably mounted in stopper slot 6, and connecting rod 5 is close to one end that circular groove 4 is open
Two motion bars 8 symmetrically are rotatablely equipped with, and two one end of motion bar 8 away from connecting rod 5 are all extended to outside circular groove 4, it is spacing
Groove 6 offers through hole 9 on the side inwall away from opening, the both sides of screw mandrel 3 are symmetrically welded with two fixed blocks 10, in through hole 9
Kelly 11 is slidably fitted with, and the both ends of kelly 11 are all extended to outside through hole 9, one end of two kellies 11 extends through two limits
Position groove 6 is simultaneously separately mounted on two motion bars 8, and the one end of kelly 11 away from motion bar 8 is through fixed block 10 and extends to solid
To determine outside block 10, one end that screw mandrel 3 is located in chuck ring 1 is installed with arc fixture block 12, and three arc fixture blocks 12 are adapted,
By chuck ring 1, screw 2, screw mandrel 3, circular groove 4, connecting rod 5, stopper slot 6, limited block 7, motion bar 8, through hole 9, fixed block 10,
Kelly 11, arc fixture block 12 construct a kind of grinding machine chuck jointly, clamp workpiece by arc fixture block 12, screw 2, screw mandrel 3, lead to
Crossing circular groove 4, connecting rod 5, stopper slot 6, limited block 7 controls motion bar 8 flexible, passes through through hole 9, fixed block 10, the clamping of kelly 11
Motion bar 8 and connecting rod 5, screw mandrel 3 is screwed by motion bar 8, the utility model can screw screw mandrel 3 easily and fast, not only
It is convenient to be provided for operating personnel, and can extend the service life of grinding machine chuck.
Circular fixture block is slidably fitted with circular groove 4, circular fixture block is in contact close to the side that circular groove 4 is open with connecting rod 5,
Circular groove 4 is welded with the first spring on the side inwall away from opening, is welded and fixed between the first spring and circular fixture block, connecting rod
5 symmetrically offer two square grooves close to one end that circular groove 4 is open, and the side of square groove is opening, is rotatablely equipped with square groove
Axle, two motion bars 8 rotate be set in two rotating shafts respectively, and the side that two motion bars 8 are located remotely from each other offers first
Hole clipping, one end that two kellies 11 are located in circular groove 4 are separately mounted in the first hole clipping, side of the limited block 7 away from connecting rod 5
The second hole clipping is offered, and the second hole clipping is adapted with kelly 11, and horizontal perforation, and horizontal perforation and through hole are offered on fixed block 10
9 are connected, and the one end of kelly 11 away from motion bar 8 is through horizontal perforation and is installed with handle, on the both sides inwall of horizontal perforation
Arc-shaped slot symmetrically is offered, the both sides of kelly 11 are symmetrically welded with two arc fixture blocks, and arc fixture block is slidably mounted on arc
In neck, the second spring being welded on arc groove inwall is arranged with outside kelly 11, is welded between second spring and arc fixture block
Fixation is connect, the fillet of screw is installed with screw 2, is connected through a screw thread between screw mandrel 3 and the fillet of screw, passes through chuck ring 1, screw
2nd, screw mandrel 3, circular groove 4, connecting rod 5, stopper slot 6, limited block 7, motion bar 8, through hole 9, fixed block 10, kelly 11, arc fixture block
12 construct a kind of grinding machine chuck jointly, clamp workpiece by arc fixture block 12, screw 2, screw mandrel 3, pass through circular groove 4, connecting rod
5th, stopper slot 6, limited block 7 control motion bar 8 flexible, pass through through hole 9, fixed block 10, the clamping motion bar 8 of kelly 11 and connecting rod
5, screw mandrel 3 is screwed by motion bar 8, the utility model can screw screw mandrel 3 easily and fast, not only operating personnel provider
Just, and the service life of grinding machine chuck can be extended.
When using grinding machine grips workpiece, workpiece need to be only placed in the center of chuck ring 1, then utilize handle
Kelly 11 is pulled, kelly 11 is departed from the first hole clipping on motion bar 8, now arc fixture block slides in arc-shaped slot and compresses the
Two springs, make second spring that there is certain elastic force, the elastic force of the first spring will act on circular fixture block, and circular fixture block connects promotion
Extension bar 5, connecting rod 5 will move a segment distance with motion bar 8 to outside circular groove 4, and now pull motion bar 8, slide limited block 7 in the lump
Move to stopper slot 6 close to the side that circular groove 4 is open, then unclamp handle, kelly 11 will stick under the elastic force effect of second spring
The second hole clipping in connecting rod 5, recycles axis of rotation motion bar 8, and by the use of motion bar 8 as the arm of force for screwing screw mandrel 3, i.e.,
Screw mandrel 3 can be screwed, screw mandrel 3, which rotates, will drive the clamping workpiece of arc fixture block 12, only need to be according to above-mentioned step when needing to dismantle workpiece
Suddenly the i.e. detachable workpiece of screw mandrel 3 is reversely screwed, when grinding machine chuck not used time, pull handle, kelly 11 is departed from the second hole clipping, and
Connecting rod 5 is pressed into circular groove 4 with motion bar 8, kelly 11 is sticked into the first hole clipping, so as to which connecting rod 5 and motion bar 8 be received
Enter in circular groove 4, reduce grinding machine chuck volume, be easy to deposit.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (7)
1. a kind of grinding machine chuck, including chuck ring (1), it is characterised in that equidistantly offer three spiral shells on the chuck ring (1)
Hole (2), screw (2) is interior to be movably installed with screw mandrel (3), and the both ends of screw mandrel (3) all extend to screw (2) outside, and screw mandrel (3) is located at
The one end of chuck ring (1) outside offers circular groove (4), and connecting rod (5), the both sides inwall of circular groove (4) are slidably fitted with circular groove (4)
On symmetrically offer stopper slot (6), the both sides of connecting rod (5) are symmetrically welded with limited block (7), and limited block (7) is slidably mounted on
In stopper slot (6), connecting rod (5) is symmetrically rotatablely equipped with two motion bars (8), and two close to one end of circular groove (4) opening
The one end of motion bar (8) away from connecting rod (5) all extends to circular groove (4) outside, and stopper slot (6) is opened on the side inwall away from opening
Provided with through hole (9), the both sides of screw mandrel (3) are symmetrically welded with two fixed blocks (10), and kelly is slidably fitted with through hole (9)
(11), and the both ends of kelly (11) all extend to through hole (9) outside, and one end of two kellies (11) extends through two stopper slots
(6) and it is separately mounted on two motion bars (8), the one end of kelly (11) away from motion bar (8) is through fixed block (10) and prolongs
Extend fixed block (10) outside, one end that screw mandrel (3) is located in chuck ring (1) is installed with arc fixture block (12), and three arcs
Clevis block (12) is adapted.
2. a kind of grinding machine chuck according to claim 1, it is characterised in that be slidably fitted with circle in the circular groove (4)
Fixture block, circular fixture block are in contact close to the side that circular groove (4) is open with connecting rod (5), side inwall of the circular groove (4) away from opening
On be welded with the first spring, be welded and fixed between the first spring and circular fixture block.
3. a kind of grinding machine chuck according to claim 1, it is characterised in that the connecting rod (5) is open close to circular groove (4)
One end symmetrically offer two square grooves, and the side of square groove is opening, and rotating shaft, two motion bars are rotatablely equipped with square groove
(8) rotate and be set in two rotating shafts respectively.
A kind of 4. grinding machine chuck according to claim 1, it is characterised in that the side that two motion bars (8) are located remotely from each other
The first hole clipping is offered, one end that two kellies (11) are located in circular groove (4) is separately mounted in the first hole clipping, limited block
(7) side away from connecting rod (5) offers the second hole clipping, and the second hole clipping is adapted with kelly (11).
5. a kind of grinding machine chuck according to claim 1, it is characterised in that offer and cross on the fixed block (10)
Hole, and horizontal perforation is connected with through hole (9), the one end of kelly (11) away from motion bar (8) is through horizontal perforation and is installed with
Handle.
6. a kind of grinding machine chuck according to claim 5, it is characterised in that symmetrically opened on the both sides inwall of the horizontal perforation
Provided with arc-shaped slot, the both sides of kelly (11) are symmetrically welded with two arc fixture blocks, and arc fixture block is slidably mounted on arc-shaped slot
It is interior, the second spring being welded on arc groove inwall is arranged with outside kelly (11), is welded between second spring and arc fixture block
It is fixed.
7. a kind of grinding machine chuck according to claim 1 or 5, it is characterised in that be installed with spiral shell in the screw (2)
Line circle, screw mandrel (3) are connected through a screw thread between the fillet of screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720879141.4U CN207127718U (en) | 2017-07-19 | 2017-07-19 | A kind of grinding machine chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720879141.4U CN207127718U (en) | 2017-07-19 | 2017-07-19 | A kind of grinding machine chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207127718U true CN207127718U (en) | 2018-03-23 |
Family
ID=61639191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720879141.4U Active CN207127718U (en) | 2017-07-19 | 2017-07-19 | A kind of grinding machine chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207127718U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838858A (en) * | 2018-07-13 | 2018-11-20 | 广州恒璀珠宝责任有限公司 | A kind of processing unit (plant) that jewellery silver material sanding and polishing is one-piece type |
| CN109664186A (en) * | 2019-01-16 | 2019-04-23 | 天长市恒鑫机电设备有限公司 | Grinding device is used in a kind of production of wire drawing die |
| CN110900226A (en) * | 2019-10-24 | 2020-03-24 | 北京点域科技有限公司 | Screwing clamp for completing sleeve pipe screwing on numerical control machine tool |
-
2017
- 2017-07-19 CN CN201720879141.4U patent/CN207127718U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838858A (en) * | 2018-07-13 | 2018-11-20 | 广州恒璀珠宝责任有限公司 | A kind of processing unit (plant) that jewellery silver material sanding and polishing is one-piece type |
| CN109664186A (en) * | 2019-01-16 | 2019-04-23 | 天长市恒鑫机电设备有限公司 | Grinding device is used in a kind of production of wire drawing die |
| CN110900226A (en) * | 2019-10-24 | 2020-03-24 | 北京点域科技有限公司 | Screwing clamp for completing sleeve pipe screwing on numerical control machine tool |
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