CN207577436U - A kind of gang drill shaft assembly - Google Patents
A kind of gang drill shaft assembly Download PDFInfo
- Publication number
- CN207577436U CN207577436U CN201721598478.4U CN201721598478U CN207577436U CN 207577436 U CN207577436 U CN 207577436U CN 201721598478 U CN201721598478 U CN 201721598478U CN 207577436 U CN207577436 U CN 207577436U
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- positioning pin
- connecting seat
- connector
- shaft assembly
- gang drill
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Abstract
The utility model discloses a kind of gang drill shaft assemblies, including shaft and fitting sleeve, wherein, shaft includes axostylus axostyle and connecting seat, axostylus axostyle top side is equipped with keyway, connecting seat is radially provided with groove on bottom, axostylus axostyle is fixedly connected with connecting seat, fitting sleeve top is fixedly connected with the first connector, its underpart is fixedly connected with the second connector, first connector is equipped with the cavity to match with connecting seat, cavity is radially provided with the first positioning pin and the second positioning pin, first positioning pin is arranged in the second positioning pin is parallel to above the second positioning pin, groove is fixedly connected with the first positioning pin, both sides are equipped with a concave surface extended out among groove.The utility model has many advantages, such as compact-sized, wear-resisting and saves production cost.
Description
Technical field
The utility model is related to a kind of machine component fields, and in particular to a kind of gang drill shaft assembly.
Background technology
Line boring machine Middle shaft assembly is that a kind of most commonly used machine components are used in gang drill machine equipment, and the axis on Line boring machine is
On one end of connector, the other end installation drill bit of connector.Publication No. CN2532931Y, a kind of entitled quick coupling
Chinese patent literature in provide following technical solution：A kind of quick coupling, one end be equipped with drill bit, the other end with drill bit bottom
The shaft of seat is connected, and the bottom end face of quick coupling is provided with a slot, and shaft carries the cylinder of cavity, shaft set for inside
In the outside of quick coupling, shaft is equipped with the connecting shaft slotted and be connected with quick coupling bottom.First, the utility model
The slot of quick coupling is connected with connecting shaft, and usage time is long, and connecting shaft is easily worn so that the company of quick coupling and shaft
It connects loosening to be detached from, influences the machining accuracy and product quality of drill bit.Secondly, which is set in quick coupling by shaft
Outside, although can also reach the function of quick-replaceable drill bit and shaft, the labor intensity of worker is reduced, increases shaft wear surface
Product, the operating of impaired shaft have some setbacks, and influence the machining accuracy of drill bit, and easily frayed shaft needs frequently more renew
Shaft, increase production cost.
Utility model content
In view of this, the utility model provides a kind of gang drill shaft assembly, to solve the shaft on Line boring machine in shaft assembly
Easily be worn with connector, occur loosen be detached from the technical issues of.
A kind of gang drill shaft assembly, including shaft and fitting sleeve, wherein, shaft includes axostylus axostyle and connecting seat, axostylus axostyle top
Side is equipped with keyway, is radially provided with groove on connecting seat bottom, axostylus axostyle is fixedly connected with connecting seat, and fitting sleeve top is fixedly connected
There is the first connector, its underpart is fixedly connected with the second connector, and the first connector is equipped with the cavity to match with connecting seat, and cavity is radially
Equipped with the first positioning pin and the second positioning pin, the first positioning pin is in be parallel to the second positioning pin to be arranged on the upper of the second positioning pin
Face, groove are fixedly connected with the first positioning pin, and both sides are equipped with a concave surface extended out among groove.
Further, in a kind of gang drill shaft assembly that the application provides, the keyway is U-shaped.
Further, in a kind of gang drill shaft assembly that the application provides, the side end face of the axostylus axostyle is equipped with chamfering.
Further, in a kind of gang drill shaft assembly that the application provides, which is equipped with grid anti-skid chequer.
Further, in a kind of gang drill shaft assembly that the application provides, the axostylus axostyle and connecting seat by die casting one into
Type.
Compared with prior art, the utility model has the following advantages：Fitting sleeve top in the utility model, which is fixed, to be connected
The first connector is connected to, its underpart is fixedly connected with the second connector, and the first connector is equipped with the cavity to match with connecting seat and is arranged
On connecting seat, groove is set, groove is fixedly connected with the first positioning pin, and an arc is equipped among the both sides of groove on connecting seat
Shape concave surface reduces friction area of the groove to the first positioning pin, the first positioning pin is effectively prevent groove to be caused to connect due to abrasion
It connects loosening to be detached from, the service life of extending connector, compares the shaft assembly on present row's brick machine, the shaft assembly of the utility model,
Its connector is set on the connecting seat of shaft, simple and reasonable, is connected firmly, moreover it is possible to which countershaft plays a protective role, and avoids
Connecting seat influences the operating of axis due to abrasion, improves the stationarity of shaft assembly.
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Description of the drawings
Fig. 1 is a kind of sectional view of gang drill shaft assembly in the utility model embodiment；
Fig. 2 is a kind of connector top view illustration of gang drill shaft assembly in the utility model embodiment；
Fig. 3 is a kind of shaft top view illustration of gang drill shaft assembly in the utility model embodiment；
Fig. 4 is a kind of shaft bottom view schematic diagram of gang drill shaft assembly in the utility model embodiment；
Reference numeral
1- axostylus axostyles, 2- connecting seats, the first connectors of 3-, the second connectors of 4-；
10- chamferings, 11- keyways, 12- grooves, the first positioning pins of 13-, the second positioning pins of 14-, 15- grid anti-skid chequers；
21- concave surfaces；
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in FIG. 1, FIG. 1 is a kind of overall structure diagram of gang drill shaft assembly in the utility model embodiment,
Including shaft and connector, specifically：
It please refers to shown in Fig. 1 to Fig. 4, a kind of gang drill shaft assembly, including shaft and fitting sleeve, wherein, shaft includes axis
Bar 1 and connecting seat 2, axostylus axostyle 1 are integrally formed with connecting seat 2 by die casting so that shaft is more secured, and 1 top side of axostylus axostyle is equipped with
One U-shaped keyway 11, for convenience of mounting and dismounting, the shaft shoulder of axostylus axostyle is additionally provided with chamfering 10, and fitting sleeve top is fixedly connected with
First connector 3, its underpart are fixedly connected with the second connector 4, and the first connector 3 is equipped with the cavity to match with connecting seat 2, in cavity
The first positioning pin 13 and the second positioning pin 14 are radially provided with, the first positioning pin 13 is in be parallel to the second positioning pin 14 to be arranged on second
Above positioning pin, specifically, in the present embodiment, the first positioning pin 13 is mutually parallel with the second positioning pin 14 and first positions
Pin 13 rotates horizontally 90 ° and is arranged on above the second positioning pin 14, and groove 12, the first connector 3 are radially provided on 2 bottom of connecting seat
It is located on connecting seat 2, groove 12 is fixedly connected with the first positioning pin 13, is preferably, 12 intermediate both sides of groove are extended out equipped with one
Concave surface, reduce the contact area of 12 and first positioning pin 13 of groove, effectively abrasion of the reduction groove 12 to the first positioning pin 13,
The service life of extending connector, connector is effectively prevent, which to grow its first positioning pin serious wear because of usage time, causes shaft pine occur
Situation that is dynamic or being detached from, improves product quality, is preferably that grid anti-skid chequer 15, grid anti-skid chequer are additionally provided on the second connector 4
15 are slipped to ground when can prevent shaft from being installed with connector from hand, lead to joint failure.
It follows that a kind of gang drill shaft assembly of the present embodiment, simple and reasonable, convenient disassembly is wear-resisting, is conducive to drop
Low production cost, practical value are high.
A kind of gang drill provided above the utility model embodiment is described in detail with shaft assembly, herein should
The principle and embodiment of the utility model is expounded with specific case, the explanation of above example is only intended to sides
Assistant solves the core concept of the utility model；Meanwhile for those of ordinary skill in the art, the thought according to the utility model
And method, there will be changes in specific embodiments and applications, in conclusion the content of the present specification should not be understood
For the limitation to the utility model.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (5)
1. a kind of gang drill shaft assembly, including shaft and fitting sleeve, it is characterised in that：The shaft includes axostylus axostyle and connecting seat,
Axostylus axostyle top side is equipped with keyway, is radially provided with groove on the connecting seat bottom, the axostylus axostyle is consolidated with the connecting seat
Fixed connection, the fitting sleeve top are fixedly connected with the first connector, and its underpart is fixedly connected with the second connector, first connector
Equipped with the cavity to match with connecting seat, the cavity is radially provided with the first positioning pin and the second positioning pin, first positioning
Pin is arranged in the second positioning pin is parallel to above the second positioning pin, and the groove is fixedly connected with first positioning pin,
Both sides are equipped with a concave surface extended out among the groove.
2. a kind of gang drill shaft assembly according to claim 1, it is characterised in that:The keyway is U-shaped.
3. a kind of gang drill shaft assembly according to claim 1, it is characterised in that:The shaft shoulder of the axostylus axostyle is equipped with
Angle.
4. a kind of gang drill shaft assembly according to claim 1, it is characterised in that:Second connector is prevented equipped with grid
Sliding line.
5. a kind of gang drill shaft assembly according to claim 1, it is characterised in that:The axostylus axostyle passes through die casting with connecting seat
It is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598478.4U CN207577436U (en) | 2017-11-27 | 2017-11-27 | A kind of gang drill shaft assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598478.4U CN207577436U (en) | 2017-11-27 | 2017-11-27 | A kind of gang drill shaft assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207577436U true CN207577436U (en) | 2018-07-06 |
Family
ID=62733625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721598478.4U Active CN207577436U (en) | 2017-11-27 | 2017-11-27 | A kind of gang drill shaft assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207577436U (en) |
-
2017
- 2017-11-27 CN CN201721598478.4U patent/CN207577436U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |