CN208787578U - A kind of CNC lathe expansion sleeve type chuck - Google Patents
A kind of CNC lathe expansion sleeve type chuck Download PDFInfo
- Publication number
- CN208787578U CN208787578U CN201821465753.XU CN201821465753U CN208787578U CN 208787578 U CN208787578 U CN 208787578U CN 201821465753 U CN201821465753 U CN 201821465753U CN 208787578 U CN208787578 U CN 208787578U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- pull rod
- shaft pull
- disk
- plectane
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of CNC lathe expansion sleeve type chucks, including main shaft pull rod, the inside of the main shaft pull rod is fixedly installed with guide rod, the external fixing sleeve of the guide rod is connected to stay column mechanism, the stay column mechanism includes the fixing sleeve being fixedly attached on the guide bar, the lateral wall of the fixing sleeve is fixedly connected with the inner sidewall of main shaft pull rod, side of the fixing sleeve far from main shaft pull rod is integrally formed with the first plectane, the first plectane fixed ring socket is on the guide bar, the side of first plectane far from main shaft pull rod is symmetrically integrally formed there are three arc panel, the first slot is offered on each arc panel, fixing sleeve is connected to terminal pad on first plectane, the terminal pad is equipped with clamping mechanism far from the side of main shaft pull rod.The utility model can fast implement positioning, and face contact clamping, the stability of processing is good, there is preferable quality guarantee, and due to being the circular design of standard, good dynamic balance can effectively improve production efficiency.
Description
Technical field
The utility model relates to chuck technical field more particularly to a kind of CNC lathe expansion sleeve type chucks.
Background technique
Chuck is the mechanical device for being used to clamp workpiece on lathe.Utilize the radial direction for the movable jaw being evenly arranged on chuck body
It is mobile, the machine tool accessories of Workpiece clamping and positioning.Chuck is generally by 3 part of chuck body, movable jaw and claw driving mechanism
Composition.Minimum 65 millimeters of chuck body diameter, maximum up to 1500 millimeters, there is through-hole in center, will pass through workpiece or bar；Back
There is cylindrical or short taper profile structure in portion, is connected directly or by ring flange and machine tool chief axis end.Chuck is typically mounted on vehicle
It uses, can also cooperate on bed, cylindrical grinder and internal grinder with various indexing means, be used for milling machine and drilling machine.
The chuck of existing part cnc lathe positioned by three-jaw, low efficiency, needing progress, at least rotational positioning is pressed from both sides three times
Tightly, product is clamped from three angles, and manually rotates clamping three times, the clamping force that may cause three directions is uneven
It is even, to influence the stability and cutting precision of product.
Utility model content
Purpose of the utility model is to solve the scroll chucks that cnc lathe in part uses in the prior art may cause
The clamping force in three directions is uneven, thus the problem of influencing the stability and cutting precision of product, and a kind of CNC vehicle proposed
Bed expansion sleeve type chuck.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of CNC lathe expansion sleeve type chuck, including main shaft pull rod, the inside of the main shaft pull rod are fixedly installed with guiding
Bar, the external fixing sleeve of the guide rod are connected to stay column mechanism, and the stay column mechanism includes being fixedly attached consolidating on the guide bar
Fixed set, the lateral wall of the fixing sleeve are fixedly connected with the inner sidewall of main shaft pull rod, the fixing sleeve far from main shaft pull rod one
Side is integrally formed with the first plectane, and on the guide bar, first plectane is drawn far from main shaft for the first plectane fixed ring socket
The side of bar is symmetrically integrally formed there are three arc panel, and the first slot, first circle are offered on each arc panel
Fixing sleeve is connected to terminal pad on plate, and the terminal pad is equipped with clamping mechanism far from the side of main shaft pull rod.
Preferably, the other side of the guide rod is fixedly connected with positioning sleeve by the first bolt.
Preferably, the clamping mechanism includes the second disk that terminal pad side is arranged in, and is opened up on second disk
There are three with the matched arcuate socket of arc panel, each arc panel all extends in corresponding arcuate socket, second disk
Side far from main shaft pull rod is symmetrically fixedly connected there are three elastic sheet, and the other side of three elastic sheets is fixed to be connected
It is connected to grip block.
Preferably, second disk is fixedly connected by three the second bolts with terminal pad.
Preferably, sliding sleeve is connected to mobile disk on the elastic sheet, and the mobile disk is opened close to the side of main shaft pull rod
Equipped with the first groove, second disk extends to the inside of the first groove, and the other side of the mobile disk is integrally formed with cone
Degree set, the coning sleeve are slidably socketed on grip block.
Preferably, the first jack corresponding with the first slot there are three symmetrically being opened up in the mobile disk.
The utility model has the beneficial effects that
1, easy to operate, positioning clamping can be fast implemented:
2, face contact clamps, and the stability of processing is good, so that the product of processing is had preferable quality guarantee, to improve processing
Effect:
3, due to be standard circular design, good dynamic balance, it is possible to which stable at high speed, high faster rotational speed is cut
Efficiency is cut, to effectively improve production efficiency.
In conclusion the utility model can fast implement positioning, face contact clamping, the stability of processing is good, has preferable
Quality guarantee, due to being the circular design of standard, good dynamic balance can effectively improve production efficiency.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of CNC lathe expansion sleeve type chuck structural schematic diagram；
Fig. 2 be the utility model proposes a kind of CNC lathe expansion sleeve type chuck schematic diagram of internal structure；
Fig. 3 be the utility model proposes a kind of CNC lathe expansion sleeve type chuck in stay column side view；
Fig. 4 be the utility model proposes a kind of CNC lathe expansion sleeve type chuck in locker side view；
Fig. 5 be the utility model proposes a kind of CNC lathe expansion sleeve type chuck in coning sleeve and mobile disk side view.
In figure: 1 main shaft pull rod, 2 guide rods, 3 positioning sleeves, 4 fixing sleeves, 5 first plectanes, 6 arc panels, 7 first slots, 8
Terminal pad, 9 second disks, 10 elastic sheets, 11 grip blocks, 12 mobile disks, 13 first grooves, 14 coning sleeves, 15 arcuate sockets.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, the inside of a kind of CNC lathe expansion sleeve type chuck, including main shaft pull rod 1, main shaft pull rod 1 is fixedly mounted
There is guide rod 2, the other side of guide rod 2 is fixedly connected with positioning sleeve 3 by the first bolt, and positioning sleeve 3 facilitates the insertion of product
Guide rod 2 avoids shifting, and guide rod 2 plays a protective role, and product is avoided to wear in moving process, outside guide rod 2
Portion's fixing sleeve is connected to stay column mechanism, primarily serves supporting role, facilitates the installation of other parts, and stay column mechanism includes being fixedly attached
The lateral wall of fixing sleeve 4 on guide rod 2, fixing sleeve 4 is fixedly connected with the inner sidewall of main shaft pull rod 1, and fixing sleeve 4 is far from main
The side of axis pull rod 1 is socketed on guide rod 2 integrally formed with the first plectane 5,5 fixed ring of the first plectane, and the first plectane 5 is separate
The side of main shaft pull rod 1 is symmetrically integrally formed there are three arc panel 6, offers the first slot 7 on each arc panel 6, and first
Fixing sleeve is connected to terminal pad 8 on plectane 5, and terminal pad 8 is equipped with clamping mechanism far from the side of main shaft pull rod 1.
Clamping mechanism includes the second disk 9 that 8 side of terminal pad is arranged in, the second disk 9 by three the second bolts with
Terminal pad 8 is fixedly connected, opened up on the second disk 9 there are three with the matched arcuate socket 15 of arc panel 6, each arc panel 6 prolongs
It extends in corresponding arcuate socket 15, so that fast and easy installs the second disk 9, the second side pair of the disk 9 far from main shaft pull rod 1
Title is fixedly connected there are three elastic sheet 10, and elastic sheet 10 plays the role of reset, and the other side of three elastic sheets 10 is equal
It is fixedly connected with grip block 11, pluggable gap is constituted between three grip blocks 11, facilitates the insertion of product.
Sliding sleeve is connected to mobile disk 12 on elastic sheet 10, and mobile disk 12 offers first close to the side of main shaft pull rod 1
Groove 13, the second disk 9 extend to the inside of the first groove 13, and the other side of mobile disk 12 is integrally formed with coning sleeve 14, cone
Degree set 14 is slidably socketed on grip block 11, is symmetrically opened up in mobile disk 12 there are three first jack corresponding with the first slot 7,
It through mobile disk 12 and is being inserted into slot 7 using external third bolt by the first jack, to make mobile disk 12 and the
Two disks 9 link together, in use, one end of product is inserted into, are inserted through by the gap between three grip blocks 11
Positioning sleeve 3 and the interior bottom end for being inserted into guide rod 2 so that product space be made to stablize, then rotate third bolt, drive 12 He of mobile disk
Coning sleeve 14 is mobile to main shaft pull rod 1, the taper inner sidewall of coning sleeve 14 gradually inside compression clamping block 11, to make three folders
Hold that block 11 is close to each other, three grip blocks 11 are bonded with the lateral wall of product, to realize the clamping position to product, operation side
Just quick, it when completing the process, removes and reversely rotates third bolt, mobile disk 12 and coning sleeve 14 loosen, in elastic sheet 10
Under elastic force effect, three grip blocks 11 are located remotely from each other, and drive mobile disk 12 and coning sleeve 14 far from main shaft pull rod 1, three folders
The gap held between block 11 increases, and so as to facilitate taking-up product, facilitates the use of next time.
Utility model works principle can be implemented by following operation:
In the utility model, in use, one end of product is inserted into, passed through by the gap insertion between three grip blocks 11
It wears positioning sleeve 3 and is inserted into the interior bottom end of guide rod 2, mobile disk 12 is run through simultaneously by the first jack in the third bolt outside
It is inserted into slot 7, so that mobile disk 12 be made to link together with the second disk 9, rotates third bolt, drive mobile disk 12 and cone
Degree set 14 is mobile to main shaft pull rod 1, the taper side wall of coning sleeve 14 gradually compression clamping block 11, to make three 11 phases of grip block
It is mutually close, thus realize the clamping position to product, it is easy to operate.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of CNC lathe expansion sleeve type chuck, including main shaft pull rod (1), which is characterized in that the inside of the main shaft pull rod (1)
It is fixedly installed with guide rod (2), the external fixing sleeve of the guide rod (2) is connected to stay column mechanism, and the stay column mechanism includes solid
Surely the inner sidewall of the fixing sleeve (4) being socketed on guide rod (2), the lateral wall and main shaft pull rod (1) of the fixing sleeve (4) is fixed
Connection, side of the fixing sleeve (4) far from main shaft pull rod (1) is integrally formed with the first plectane (5), first plectane (5)
Fixed ring is socketed on guide rod (2), and side of first plectane (5) far from main shaft pull rod (1) is symmetrically integrally formed with three
A arc panel (6) offers the first slot (7) on each arc panel (6), is fixedly attached on first plectane (5)
Have terminal pad (8), the terminal pad (8) is equipped with clamping mechanism far from the side of main shaft pull rod (1).
2. a kind of CNC lathe expansion sleeve type chuck according to claim 1, which is characterized in that the guide rod (2) it is another
Side is fixedly connected with positioning sleeve (3) by the first bolt.
3. a kind of CNC lathe expansion sleeve type chuck according to claim 1, which is characterized in that the clamping mechanism includes setting
Set the second disk (9) in terminal pad (8) side, opened up on second disk (9) there are three with arc panel (6) matched arc
Shape hole (15), each arc panel (6) all extend in corresponding arcuate socket (15), and second disk (9) is far from main shaft
The side of pull rod (1) is symmetrically fixedly connected there are three elastic sheet (10), and the other side of three elastic sheets (10) is solid
Surely grip block (11) are connected with.
4. a kind of CNC lathe expansion sleeve type chuck according to claim 3, which is characterized in that second disk (9) passes through
Three the second bolts are fixedly connected with terminal pad (8).
5. a kind of CNC lathe expansion sleeve type chuck according to claim 3, which is characterized in that on the elastic sheet (10)
Sliding sleeve is connected to mobile disk (12), and the mobile disk (12) offers the first groove (13) close to the side of main shaft pull rod (1),
Second disk (9) extends to the inside of the first groove (13), and the other side of the mobile disk (12) is integrally formed tapered
It covers (14), the coning sleeve (14) is slidably socketed on grip block (11).
6. a kind of CNC lathe expansion sleeve type chuck according to claim 5, which is characterized in that the mobile disk (12) on pair
Title is opened up there are three the first jack corresponding with the first slot (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821465753.XU CN208787578U (en) | 2018-09-07 | 2018-09-07 | A kind of CNC lathe expansion sleeve type chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821465753.XU CN208787578U (en) | 2018-09-07 | 2018-09-07 | A kind of CNC lathe expansion sleeve type chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208787578U true CN208787578U (en) | 2019-04-26 |
Family
ID=66208846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821465753.XU Expired - Fee Related CN208787578U (en) | 2018-09-07 | 2018-09-07 | A kind of CNC lathe expansion sleeve type chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208787578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029441A (en) * | 2019-12-24 | 2021-06-25 | 中国航发商用航空发动机有限责任公司 | Air conduit balancing device and balancing method for aircraft engine |
-
2018
- 2018-09-07 CN CN201821465753.XU patent/CN208787578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029441A (en) * | 2019-12-24 | 2021-06-25 | 中国航发商用航空发动机有限责任公司 | Air conduit balancing device and balancing method for aircraft engine |
| CN113029441B (en) * | 2019-12-24 | 2023-07-18 | 中国航发商用航空发动机有限责任公司 | Aeroengine air conduit balancing device and balancing method |
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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: 20190426 Termination date: 20210907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |