CN208895197U - A kind of practical center sleeve of numerically controlled lathe - Google Patents

A kind of practical center sleeve of numerically controlled lathe Download PDF

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Publication number
CN208895197U
CN208895197U CN201821699905.2U CN201821699905U CN208895197U CN 208895197 U CN208895197 U CN 208895197U CN 201821699905 U CN201821699905 U CN 201821699905U CN 208895197 U CN208895197 U CN 208895197U
Authority
CN
China
Prior art keywords
center sleeve
hole
workpiece
numerically controlled
controlled lathe
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
Application number
CN201821699905.2U
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Chinese (zh)
Inventor
肖学才
方明喜
常强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alibei Semiconductor Equipment (china) Co Ltd
Original Assignee
Alibei Semiconductor Equipment (china) Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Alibei Semiconductor Equipment (china) Co Ltd filed Critical Alibei Semiconductor Equipment (china) Co Ltd
Priority to CN201821699905.2U priority Critical patent/CN208895197U/en
Application granted granted Critical
Publication of CN208895197U publication Critical patent/CN208895197U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of practical center sleeves of numerically controlled lathe, including the workpiece clamped on lathe spindle and lathe spindle, one end of the workpiece is equipped with top, top one end is socketed with center sleeve, the other end of center sleeve is socketed on workpiece, annular groove is offered at one end inner edge of the center sleeve, the inside of annular groove is equipped with bearing by interference fit, the inner wall of bearing and the inner wall flush of center sleeve, the inner wall of the center sleeve is located at top between bearing integrally formed with the second stop collar, the second stop collar;Top outer surface is socketed with center sleeve, center sleeve in use can be convenient for the installation of no center hole part, top outside is not needed staff and is repeatedly clamped using clamping device to determine central point when being socketed with center sleeve, the effective working efficiency for promoting staff.

Description

A kind of practical center sleeve of numerically controlled lathe
Technical field
The utility model belongs to numerically controlled lathe technical field of auxiliary equipment, and in particular to a kind of numerically controlled lathe is with practical top Set.
Background technique
The top component for mechanical processing machine has stationary center and two kinds of rolling center.Stationary center can be multiple to end face Miscellaneous part and longaxones parts is supported.It is top to be mainly made of thimble and mandrel.Top one end can withstand long axis class The centre bore of part or the inner hole of materials in the tube, the other end are fixed on lathe by clamping device.Current is top when in use to one A little without center hole or cannot have the part compatibility of center hole and bad, can only remove to such part top and using folder The tool of holding is fixed, but product needs repeatedly clamping to carry out centering when fixed, and the working efficiency of staff is not high, for The problem exposed in current top use process, it is necessary to which top structure is improved and optimized.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of numerically controlled lathe with practical top Set has the characteristics that fixed convenient for no center hole part.
To achieve the above object, the utility model provides the following technical solutions: a kind of practical center sleeve of numerically controlled lathe, packet Include the workpiece clamped on lathe spindle and lathe spindle, one end of the workpiece is equipped with top, and top one end is socketed with top Set, the other end of center sleeve are socketed on workpiece.
The practical center sleeve optimization technique side of a kind of numerically controlled lathe for the ease of the fixation of workpiece, as the utility model Case offers annular groove at one end inner edge of the center sleeve, and the inside of annular groove is equipped with bearing by interference fit, bearing The inner wall flush of inner wall and center sleeve.
The practical center sleeve of a kind of numerically controlled lathe in order to avoid the top side surface for scratching workpiece, as the utility model Optimal technical scheme, the inner wall of the center sleeve integrally formed with the second stop collar, the second stop collar be located at it is top with bearing it Between.
It is connect with center sleeve more closely in order to enable top, the practical top of a kind of numerically controlled lathe as the utility model Point set optimal technical scheme, the side wall of the center sleeve offer through-hole, and the top outer surface offers blind hole, through-hole Consistent with diameter of blind hole, the inside of the through-hole and blind hole is equipped with fixed pin.
For the ease of top with center sleeve separation, a kind of numerically controlled lathe as the utility model is excellent with practical center sleeve Selecting technology scheme, the inner wall of the through-hole are uniformly provided with screw thread, and the inner wall of the blind hole is uniformly provided with screw thread, the fixed pin Outer surface is uniformly provided with screw thread, and the fixed pin is screwed with through-hole and blind hole and connect.
The practical center sleeve optimization technique side of a kind of numerically controlled lathe in order to avoid fixed pin falls off, as the utility model Case, the top of the through-hole is at the inner edge of center sleeve integrally formed with inside contracting ring.
In order to enable center sleeve is convenient for being socketed on top, a kind of numerically controlled lathe as the utility model is with practical top Cover optimal technical scheme, the top outer surface integrally formed with the first stop collar, the side of the first stop collar with it is top Set contact.
Compared with prior art, the utility model has the beneficial effects that top outer surface is socketed with center sleeve, it is top Set can not need work people in use convenient for the installation of no center hole part, top outside when being socketed with center sleeve Member is repeatedly clamped using clamping device to determine central point, the effective working efficiency for promoting staff.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the cross section structure schematic diagram in the utility model;
Fig. 3 is enlarged structure schematic diagram at the B of Fig. 2 in the utility model;
Fig. 4 is the structural schematic diagram of the line A-A along Fig. 2 in the utility model;
In figure: 1, lathe spindle;2, workpiece;3, center sleeve;4, top;5, the first stop collar;6, the second stop collar;7, axis It holds;8, through-hole;9, ring is inside contracted;10, fixed pin;11, blind hole.
Specific embodiment
Embodiment 1
Referring to Fig. 1, the utility model is the following technical schemes are provided: a kind of numerically controlled lathe practical center sleeve, including lathe One end of the workpiece 2 clamped on main shaft 1 and lathe spindle 1, workpiece 2 is equipped with top 4, and top 4 one end is socketed with center sleeve 3, The other end of center sleeve 3 is socketed on workpiece 2, in the present embodiment, is determined when center sleeve 3 is socketed on top 4 convenient for workpiece 2 Position and fixation are not needed staff and are fixed using fixture to the progress multiple bearing of workpiece 2.
Specifically, top 4 outer surface is integrally formed with the first stop collar 5, the side of the first stop collar 5 and center sleeve 3 contact, and the first stop collar 5 is convenient for the positioning of center sleeve 3 during center sleeve 3 is installed in the present embodiment.
The working principle and process for using of the utility model: equipment staff in use in the utility model By an end cap of center sleeve 3 on workpiece 2, by another end cap of center sleeve 3 on top 4, the first limit of top 4 outer surface Position ring 5 makes center sleeve 3 during installation convenient for positioning, and workpiece 2 is completed to fix at this time, and center sleeve 3 is during workpiece 2 rotates So that workpiece 2 keeps stablizing.
Embodiment 2
Referring to Fig. 1-4, the utility model is the following technical schemes are provided: a kind of numerically controlled lathe practical center sleeve, including vehicle One end of the workpiece 2 clamped on bed main shaft 1 and lathe spindle 1, workpiece 2 is equipped with top 4, and top 4 one end is socketed with center sleeve 3, the other end of center sleeve 3 is socketed on workpiece 2, in the present embodiment, convenient for workpiece 2 when center sleeve 3 is socketed on top 4 It positions and fixed, does not need staff and the progress multiple bearing of workpiece 2 is fixed using fixture.
Specifically, offering annular groove at one end inner edge of center sleeve 3, the inside of annular groove is equipped with axis by interference fit 7 are held, the inner wall of bearing 7 and the inner wall flush of center sleeve 3, such mode can reduce the abrasion of 7 inside ball of bearing, be promoted The service life of bearing 7.
Specifically, the inner wall of center sleeve 3, integrally formed with the second stop collar 6, the second stop collar 6 is located at top 4 and bearing 7 Between, the second stop collar 6 avoids 2 side surface of workpiece from being scratched by top 4 in the present embodiment.
Specifically, the side wall of center sleeve 3 offers through-hole 8, top 4 outer surface offers blind hole 11, through-hole 8 with it is blind The diameter in hole 11 is consistent, and the inside of through-hole 8 and blind hole 11 is equipped with fixed pin 10, in the present embodiment fixed pin 10 and through-hole 8 with it is blind The inner wall in hole 11 contacts, and fixed pin 10 is kept fixed center sleeve 3 with top 4 by the physical strength of itself.
Specifically, the inner wall of through-hole 8 is uniformly provided with screw thread, the inner wall of blind hole 11 is uniformly provided with screw thread, fixed pin 10 it is outer Side surface is uniformly provided with screw thread, and fixed pin 10 is screwed and connect with through-hole 8 and blind hole 11, and fixed pin 10 passes through in the present embodiment Center sleeve 3 is fixed screw thread with top 4, promotes the stability of center sleeve 3, the fixed pin 10 in the present embodiment with it is top It when 3 installation of set is installed inside center sleeve 3.
Specifically, the top of through-hole 8 at the inner edge of center sleeve 3 integrally formed with ring 9 is inside contracted, inside contract ring in the present embodiment 9 can avoid fixed pin 10 from falling off from the inside of center sleeve 3 when center sleeve 3 is separated with top 4, effectively avoid small part Loss.
Specifically, top 4 outer surface is integrally formed with the first stop collar 5, the side of the first stop collar 5 and center sleeve 3 contact, and the first stop collar 5 is convenient for the positioning of center sleeve 3 during center sleeve 3 is installed in the present embodiment.
The working principle and process for using of the utility model: equipment staff in use in the utility model By an end cap of center sleeve 3 on workpiece 2, by another end cap of center sleeve 3 on top 4, the first limit of top 4 outer surface Position ring 5 makes center sleeve 3 during installation convenient for positioning, and workpiece 2 is completed to fix at this time, and center sleeve 3 is during workpiece 2 rotates So that workpiece 2 keeps stablizing;
Second stop collar 6 avoids top 4 top and 2 tip contact of workpiece in use, avoids top 4 pairs of workpiece 2 side surface causes to scratch, and the bearing 7 inside center sleeve 3 enables to workpiece 2 to avoid the side of workpiece 2 during rotation Surface is scratched;
The fixed pin 10 in fixation procedure of center sleeve 3 directly hammers into the inside of through-hole 8 Yu blind hole 11, so that center sleeve 3 is steady Fixed is socketed on top 4, and the outer surface of center sleeve 3 is also provided with screw thread, and by screw thread complete center sleeve 3 with it is top Set 3 fixation, when fixed pin 10 using screw thread be fixed when 8 inner edge of through-hole at be equipped with inside contract ring 9, inside contract ring 9 top 4 with Center sleeve 3 can be avoided fixed pin 10 when separating and fall off loss.
Elaborate many details in the above description in order to fully understand the utility model.But above description It is only the preferred embodiment of the utility model, the utility model can be come with being much different from other way described herein Implement, therefore the utility model is not limited by specific implementation disclosed above.Any those skilled in the art exist simultaneously It does not depart under technical solutions of the utility model ambit, it is all practical new to this using the methods and technical content of the disclosure above Type technical solution makes many possible changes and modifications or equivalent example modified to equivalent change.It is all without departing from this The content of utility model technical solution any is simply repaired according to the technical essence of the utility model is made to the above embodiment Change, equivalent variations and modification, in the range of still falling within technical solutions of the utility model protection.

Claims (7)

1. a kind of practical center sleeve of numerically controlled lathe, including the workpiece (2) clamped on lathe spindle (1) and lathe spindle (1), Be characterized in that: one end of the workpiece (2) is equipped with top (4), and the one end of top (4) is socketed with center sleeve (3), center sleeve (3) The other end be socketed on workpiece (2).
2. a kind of practical center sleeve of numerically controlled lathe according to claim 1, it is characterised in that: the center sleeve (3) Annular groove is offered at the inner edge of one end, the inside of annular groove is equipped with bearing (7), the inner wall of bearing (7) and top by interference fit The inner wall flush of point set (3).
3. a kind of practical center sleeve of numerically controlled lathe according to claim 1, it is characterised in that: the center sleeve (3) Inner wall is located between top (4) and bearing (7) integrally formed with the second stop collar (6), the second stop collar (6).
4. a kind of practical center sleeve of numerically controlled lathe according to claim 1, it is characterised in that: the center sleeve (3) Side wall offers through-hole (8), and the outer surface of top (4) offers blind hole (11), the diameter of through-hole (8) and blind hole (11) Unanimously, the inside of the through-hole (8) and blind hole (11) is equipped with fixed pin (10).
5. a kind of practical center sleeve of numerically controlled lathe according to claim 4, it is characterised in that: the through-hole (8) it is interior Wall is uniformly provided with screw thread, and the inner wall of the blind hole (11) is uniformly provided with screw thread, and the outer surface of the fixed pin (10) is uniformly opened Equipped with screw thread, the fixed pin (10) screws and connect with through-hole (8) and blind hole (11).
6. a kind of practical center sleeve of numerically controlled lathe according to claim 4, it is characterised in that: the top of the through-hole (8) End is at the inner edge of center sleeve (3) integrally formed with inside contracting ring (9).
7. a kind of practical center sleeve of numerically controlled lathe according to claim 1, it is characterised in that: outside top (4) Side surface is contacted integrally formed with the first stop collar (5), the side of the first stop collar (5) with center sleeve (3).
CN201821699905.2U 2018-10-19 2018-10-19 A kind of practical center sleeve of numerically controlled lathe Expired - Fee Related CN208895197U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821699905.2U CN208895197U (en) 2018-10-19 2018-10-19 A kind of practical center sleeve of numerically controlled lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821699905.2U CN208895197U (en) 2018-10-19 2018-10-19 A kind of practical center sleeve of numerically controlled lathe

Publications (1)

Publication Number Publication Date
CN208895197U true CN208895197U (en) 2019-05-24

Family

ID=66576294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821699905.2U Expired - Fee Related CN208895197U (en) 2018-10-19 2018-10-19 A kind of practical center sleeve of numerically controlled lathe

Country Status (1)

Country Link
CN (1) CN208895197U (en)

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GR01 Patent grant
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: 20190524

Termination date: 20211019