CN208195752U - A kind of radial hole drill jig - Google Patents
A kind of radial hole drill jig Download PDFInfo
- Publication number
- CN208195752U CN208195752U CN201820780138.1U CN201820780138U CN208195752U CN 208195752 U CN208195752 U CN 208195752U CN 201820780138 U CN201820780138 U CN 201820780138U CN 208195752 U CN208195752 U CN 208195752U
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- locating piece
- pressing plate
- clamp body
- eccentric
- hole
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Abstract
The utility model provides a kind of radial hole drill jig, easy to operate, can effectively ensure that the position precision and borehole accuracy of processing, and the freely adjustable demand to adapt to the work pieces process of different sizes, position, production cost are low；It includes locating piece, drill bushing, the locating piece bottom is V-shaped, it further includes clamp body, the locating piece is installed on the clamp body side, sets of holes are provided on the locating piece, the drill bushing is installed in the sets of holes, pressing plate is equipped with below the locating piece, the clamp body other side is equipped with eccentric clamping device, the eccentric clamping device includes eccentric wheel and eccentric screw connected to it, the eccentric screw is connected after passing through the clamp body with the pressing plate, and the eccentric screw top end part is connected with handle.
Description
Technical field
The utility model relates to drill jig technical field, specially a kind of radial hole drill jig.
Background technique
Existing switching valve precision spool, needs in its radial bore, and all compares dimensional accuracy and position accuracy demand
Higher, as shown in Figure 1 and Figure 2, existing spool workpiece radial bore principle is that workpiece 2 is placed in the V-groove of locating piece 1
In, the side of locating piece 1 is limited by setting limited block 3, and block 4 is arranged in 1 tail end of locating piece, to realize to workpiece 2
Positioning, bushing plate 25 is equipped with right above workpiece 2, drill bushing 7 is loaded in bushing plate 25, and drilling tool 26 is by drill bushing 7 to work
Part 2 carries out drilling processing, above-mentioned bore mode, and the processing for workpiece radial hole is needed due to being drilled in periphery
It just can guarantee the position precision of spool radial hole by constantly adjusting the installation site of bushing plate, operate comparatively laborious and logical
Drilling processing is easy to bore partially after crossing bushing plate clamping, unstable so as to cause processing quality, is also just unable to satisfy required precision,
And the bore mode can only meet the hole machined needs of general precision, can not adapt to the diameter high for size and position accuracy demand
To hole machined, meanwhile, when pore size, position change, it can not be adapted to corresponding work pieces process, another transducer set is needed to bore
Hole fixture, not only adjustability is poor, and increases production cost.
Summary of the invention
It is cumbersome in boring procedure for existing switching valve precision spool, easy to bore inclined and cause processing quality unstable
Determine, radial bore precision is low and the adjustability of fixture is poor and can not be adapted to the work pieces process of different sizes, position, high production cost
The problem of, the utility model provides a kind of radial hole drill jig, and it is easy to operate, it can effectively ensure that the position precision of processing
And borehole accuracy, and the freely adjustable demand to adapt to the work pieces process of different sizes, position, production cost are low.
Its technical solution is such that it includes locating piece, drill bushing, and the locating piece bottom is V-shaped, it is characterised in that:
It further includes clamp body, and the locating piece is installed on the clamp body side, and sets of holes, the drill bushing peace are provided on the locating piece
Loaded on pressing plate in the sets of holes, is equipped with below the locating piece, the clamp body other side is equipped with eccentric clamping device, described inclined
Heart clamping device includes eccentric wheel and eccentric screw connected to it, the eccentric screw pass through after the clamp body with the pressure
Plate is connected, and the eccentric screw top end part is connected with handle.
It is further characterized by:
Bushing is pressed in the sets of holes, the drill bushing is installed in the bushing, and is fixed on institute by drill bushing screw
It states on locating piece, the locating piece is fixed on the clamp body by screw；
The integral structure that the locating piece, bushing, drill bushing are formed by connecting, bottom are in corresponding V-type, the locating piece
V-type bottom surface angle is 90 °；
Workpiece setting is provided with through-hole on the pressing plate of the corresponding workpiece between the locating piece and pressing plate, described
The diameter of through-hole is less than the diameter of the workpiece, and is greater than the radial bore dia processed needed for the workpiece；
The clamp body other side is equipped with sleeve by locking pin, and the eccentric screw passes through the sleeve and the pressure
Plate connection；The eccentric wheel is set to above the clamp body, and cushion block is housed on the clamp body below the eccentric wheel；
The pressing plate is L-shaped, and one end of the pressing plate is set to below the workpiece, the other end press fitting of the pressing plate in
The pressing plate other end in the sleeve, and on the eccentric screw length direction is equipped with connecting hole, the connecting hole packet
The first connection stomidium, second connection end hole are included, the pressing plate top at the first connection stomidium is connected with top plate, institute
It states after eccentric screw sequentially passes through the cushion block, sleeve, top plate, the first connection stomidium, second connection end hole and passes through nut check,
The eccentric screw part in the first connection stomidium is set with spring, and the interior diameter of the first connection stomidium is greater than institute
The interior diameter in second connection end hole is stated, the opening diameter of the first connection stomidium is less than the interior straight of the second connection end hole
Diameter.
The utility model has the beneficial effects that its is easy to operate, by the way that clamp body, locating piece, drill bushing link into an integrated entity
Structure, workpiece is pressed in bottom surface of positioning block by pressing plate, then in processing, not only can guarantee locating piece and drill bushing thereon with
Position precision between workpiece to improve borehole accuracy, and supports workpiece by locating piece, can greatly reduce workpiece
Influence of the amount of deflection to radial hole machined, and when excircle of workpiece diameter or length change, pressing plate can pass through eccentric spiral shell
Bar, which drives, to move up and down and workpiece pressing, meet adapt to different sizes, position work pieces process demand, and when radial hole
When size changes, drill bushing is also only needed to change, no replacement is required fixture, production cost is low.
Detailed description of the invention
Fig. 1 is the main view of existing workpiece positioning and clamping drilling；
Fig. 2 is the side view of existing workpiece positioning and clamping drilling；
Main view when Fig. 3 is the utility model installation product.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail, it should be understood that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in figure 3, the utility model includes clamp body 5, locating piece 6, drill bushing 7,6 bottom of locating piece is V-shaped, locating piece
6 are connected on clamp body 5, for positioning to workpiece 2；Clamp body 5 is to be allowed to form for configuring, installing each fixture
Fixture is whole；Locating piece 6 is installed on 5 side of clamp body, and sets of holes 8 are provided on locating piece 6, and drill bushing 7 is installed in sets of holes 8, positioning
Below block 5 be equipped with pressing plate 9,5 other side of clamp body be equipped with eccentric clamping device, eccentric clamping device include eccentric wheel 10 and and its
The eccentric screw 11 of connection, eccentric screw 11 are connected after passing through clamp body 5 with pressing plate 9, and 11 top end part of eccentric screw is connected with
Handle 12.
Bushing 13 is pressed in sets of holes 8, drill bushing 7 is installed in bushing 13, and is fixed on locating piece 6 by drill bushing screw 14
On, locating piece 6 is fixed on clamp body 5 by screw 15；The integral structure that locating piece 6, bushing 13, drill bushing 7 are formed by connecting,
Bottom is in corresponding V-type, and the V-type bottom surface angle of locating piece 6 is 90 °；Workpiece 2 is set between locating piece 6 and pressing plate 9, corresponding
Through-hole 16 is provided on the pressing plate 9 of workpiece 2, the diameter of through-hole 16 is less than the diameter of workpiece 2, and is greater than the diameter processed needed for workpiece 2
To bore dia, then the stroke that may make drill bit downward is unobstructed, and can facilitate chip discharge by through-hole 16；Clamp body 5 is another
Side is equipped with sleeve 18 by locking pin 17, and eccentric screw 11 passes through sleeve 18 and connect with pressing plate 9；Eccentric wheel 10 is set to folder
Specific 5 top is equipped with cushion block 19 on the clamp body 5 of the lower section of eccentric wheel 10, can be used for protective folder specific 5, when for a long time in use,
The part that clamp body 5 is contacted with eccentric wheel 10 will cause abrasion, replace cushion block 19 at this time, and will not damage clamp body 5；Pressure
Plate 9 is L-shaped, and one end of pressing plate 9 is set to 2 lower section of workpiece, and the other end of pressing plate 9 is pressed in sleeve 18, and along eccentric screw
9 other end of pressing plate on 11 length directions is equipped with connecting hole, and connecting hole includes the first connection stomidium 20, second connection end hole 21,
9 top of pressing plate at the first connection stomidium 20 is connected with top plate 22, eccentric screw 11 sequentially pass through cushion block 19, sleeve 18,
Top plate 22, first is locked after connecting stomidium 20, second connection end hole 21 by nut 23, the eccentric spiral shell in the first connection stomidium 20
11 part of bar is set with spring 24, and the interior diameter of the first connection stomidium 20 is greater than the interior diameter in second connection end hole 21, and first connects
The opening diameter for connecing stomidium 20 is less than the interior diameter in second connection end hole 21；Workpiece 2 is clamped by eccentric clamping device, pressing plate 9
For workpiece pressing 2 from the bottom up, since part own wt is smaller, and the radial bore dia of required processing is small, and cutting force is little, because
This, clamping force direction is opposite with gravity direction not to will lead to the inadequate situation of Workpiece clamping power.
In the utility model, by the way that drill bushing 7 to be directly installed in sets of holes 8, locating piece 6 is installed on clamp body 5, then work
The position precision of 2 radial hole of part is not necessarily to reach indirectly by the method for adjusting existing bushing plate installation site, but leans on locating piece 6
When upper sets of holes 8 are processed, keeps it identical as spool radial hole positioning datum, that is, the axis of locating piece 6, may make sets of holes in this way
Position precision when 8 processing is guaranteed, to ensure that the position essence between locating piece 6 and drill bushing 7 and workpiece 2 thereon
Degree, has also ensured the position precision of radial hole machined, to improve borehole accuracy, and drill bushing 7 is closer to work to greatest extent
2 surface of part can effectively pilot bore hole cutter drill, in addition, the bore mode does not need the mounting and adjusting of existing bushing plate, it can also
The long-term holding for being conducive to clamp precision, improves processing quality, meanwhile, positioning workpiece spool is supported by locating piece 6, it can
To reduce influence of the amount of deflection of spool to radially processing；Specifically, offhand 2 is adjacent to the V-type bottom surface of locating piece 6, presses handle
Hand 12, eccentric wheel 10 drive eccentric screw 11 to move upwards, so with dynamic pressure plate 9 move from the bottom up with workpiece pressing 2 and into
Row drilling processing is pulled upwardly handle 12 when 2 completion of processing of workpiece, and under the action of gravity and spring 24, pressing plate 9 can be downward
Movement, at this moment can be taken off workpiece 2, even if then 2 outside diameter of workpiece or length change, pressing plate 9 can pass through eccentric spiral shell
Bar 11, which drives, to move up and down and workpiece pressing 2, thus meet adapt to different sizes, position work pieces process demand, and work as diameter
When changing to the size in hole, drill bushing is also only needed to change, no replacement is required fixture, production cost is low.
Claims (6)
1. a kind of radial hole drill jig comprising locating piece, drill bushing, the locating piece bottom are V-shaped, it is characterised in that: its
It further include clamp body, the locating piece is installed on the clamp body side, and sets of holes, the drill bushing installation are provided on the locating piece
In the sets of holes, pressing plate is equipped with below the locating piece, the clamp body other side is equipped with eccentric clamping device, the bias
Clamping device includes eccentric wheel and eccentric screw connected to it, the eccentric screw pass through after the clamp body with the pressing plate
It is connected, the eccentric screw top end part is connected with handle.
2. a kind of radial hole drill jig according to claim 1, it is characterised in that: it is pressed with bushing in the sets of holes,
The drill bushing is installed in the bushing, and is fixed on the locating piece by drill bushing screw, and the locating piece passes through screw
It is fixed on the clamp body.
3. a kind of radial hole drill jig according to claim 2, it is characterised in that: the locating piece, bushing, drill bushing connect
Integral structure made of connecing, bottom are in corresponding V-type, and the V-type bottom surface angle of the locating piece is 90 °.
4. a kind of radial hole drill jig according to claim 1, it is characterised in that: workpiece setting in the locating piece with
Between pressing plate, through-hole is provided on the pressing plate of the corresponding workpiece, the diameter of the through-hole is less than the diameter of the workpiece, and
Greater than the radial bore dia of processing needed for the workpiece.
5. a kind of radial hole drill jig according to claim 1, it is characterised in that: the clamp body other side passes through lock
Tight pin is equipped with sleeve, and the eccentric screw passes through the sleeve and connect with the pressing plate；The eccentric wheel is set to the folder
Above specific, cushion block is housed on the clamp body below the eccentric wheel.
6. a kind of radial hole drill jig according to claim 5, it is characterised in that: the pressing plate is L-shaped, the pressing plate
One end be set to below workpiece, the other end of the pressing plate is pressed in the sleeve, and along the eccentric screw length side
The upward pressing plate other end is equipped with connecting hole, and the connecting hole includes the first connection stomidium, second connection end hole, is located at institute
It states the pressing plate top at the first connection stomidium and is connected with top plate, the eccentric screw sequentially passes through the cushion block, sleeve, top
The eccentric screw portion in stomidium is connected by nut check, described first behind plate, the first connection stomidium, second connection end hole
Divide and be set with spring, the interior diameter of the first connection stomidium is greater than the interior diameter in the second connection end hole, and described first connects
The opening diameter for connecing stomidium is less than the interior diameter in the second connection end hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820780138.1U CN208195752U (en) | 2018-05-24 | 2018-05-24 | A kind of radial hole drill jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820780138.1U CN208195752U (en) | 2018-05-24 | 2018-05-24 | A kind of radial hole drill jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208195752U true CN208195752U (en) | 2018-12-07 |
Family
ID=64516284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820780138.1U Active CN208195752U (en) | 2018-05-24 | 2018-05-24 | A kind of radial hole drill jig |
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| CN (1) | CN208195752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110666433A (en) * | 2019-11-20 | 2020-01-10 | 江西江铃底盘股份有限公司 | Brake caliper support welding clamping fixture |
| CN112405042A (en) * | 2020-11-17 | 2021-02-26 | 浙江中德自控科技股份有限公司 | Ball valve body processing sectional fixture frock |
| CN112872431A (en) * | 2020-12-31 | 2021-06-01 | 沈阳透平机械股份有限公司 | Drilling device for stationary blade connecting rod of axial flow compressor |
-
2018
- 2018-05-24 CN CN201820780138.1U patent/CN208195752U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110666433A (en) * | 2019-11-20 | 2020-01-10 | 江西江铃底盘股份有限公司 | Brake caliper support welding clamping fixture |
| CN112405042A (en) * | 2020-11-17 | 2021-02-26 | 浙江中德自控科技股份有限公司 | Ball valve body processing sectional fixture frock |
| CN112872431A (en) * | 2020-12-31 | 2021-06-01 | 沈阳透平机械股份有限公司 | Drilling device for stationary blade connecting rod of axial flow compressor |
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