CN206253938U - Pneumatic clamp for machining - Google Patents
Pneumatic clamp for machining Download PDFInfo
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- CN206253938U CN206253938U CN201621280795.7U CN201621280795U CN206253938U CN 206253938 U CN206253938 U CN 206253938U CN 201621280795 U CN201621280795 U CN 201621280795U CN 206253938 U CN206253938 U CN 206253938U
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- magnesium alloy
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Abstract
The utility model discloses a kind of pneumatic clamp for machining, for clamping magnesium alloy bracket, it includes：Base plate, the upper location-plate of mutual cooperation and lower location-plate.Upper location-plate is relative with base plate, and some vertical support columns are set on base plate.The lower end of each support column is fixed on base plate, and its upper end is connected with upper location-plate.The processing hole position through its plate face is offered in upper location-plate.Lower location-plate is located between base plate and upper location-plate, its upper surface is provided with the installation position for installing magnesium alloy bracket, it is moved up, so that the machined surface of magnesium alloy bracket placed on it is abutted with the lower surface of upper location-plate, and upper location-plate is exposed in part by processing hole position.Base plate is provided with least one the first cylinder for driving lower location-plate to move up and down, and every 1 first cylinder is connected with lower location-plate.The utility model can carry out the positioning of good stabilization in CNC process to magnesium alloy bracket, so that making precision is improved, so as to improve yields.
Description
Technical field
The utility model is related to the technical field of fixture, more particularly to a kind of pneumatic clamp for machining.
Background technology
As smart mobile phone PCization all the more, CPU numbers are even more more using 4 cores, 8 cores, arithmetic speed is more and more faster, and it is dissipated
Performance requirements more and more higher.To improve the heat dispersion of mobile phone, existing mobile phone is mostly using almag support as branch
Support Skeleton assembly.The heat conductivility of magnesium alloy bracket is excellent, and it is used in smart mobile phone, can be effectively by internal heat produced outside
Face；And magnesium alloy bracket also has structural strength, electromagnetic wave shielding performance good, can effectively shield mobile phone radiation, and user is played
Good protective effect, therefore, with being widely used on the 3C Products such as smart mobile phone, panel computer, super basis.
One of the Main Function of almag support in mobile phone is that support frame assembles positioning action, is precise thin wall pressure
Casting.Due to its complex structure, have many through holes, be inserted through, rest the head on wear position, button bit, the position of bone, etc., be only difficult to reach dress by die casting
The required precision matched somebody with somebody, also needs to carry out CNC processing to it.In CNC process, because of the planar thick of existing almag support
Degree is very thin, usually 0.4~0.5mm, and out the inevitable of almag support has that deformation, thickness are poor for die casting.
These deformations, the defect of thickness difference cause：Be difficult to when CNC is processed for product carrying out good positioning, what CNC was processed is
System error can form accumulation, it is difficult to ensure the making precision of magnesium alloy bracket.
Utility model content
It is of the present utility model mainly to propose a kind of pneumatic clamp for machining, its object is to overcome almag support to exist
It is difficult to position in CNC process, makes the problem of low precision.
To achieve the above object, the utility model proposes pneumatic clamp for machining, for clamp magnesium alloy bracket in order to
Processing, it includes：Base plate, upper location-plate, and lower location-plate.Upper location-plate is relative with base plate, and base plate and upper location-plate it
Between be provided with some support columns being vertically arranged.The lower end of each support column is fixed on base plate, and its upper end is connected with upper location-plate,
It is fixed on base plate with by upper location-plate.The processing hole position through upper location-plate is offered in upper location-plate.Upper location-plate is with
Location-plate coordinates, and positioning clamping is carried out with to magnesium alloy bracket.Lower location-plate is located between base plate and upper location-plate, its upper surface
It is provided with the installation position for installing magnesium alloy bracket.Base plate is provided with least one first cylinder, for driving lower location-plate to exist
Moved up and down between location-plate and base plate.Every 1 first cylinder is detachably connected with lower location-plate.
Preferably, the machined surface of the magnesium alloy bracket being placed on lower location-plate is relative with the lower surface of upper location-plate, instantly
Location-plate is moved up, and the machined surface of magnesium alloy bracket is abutted against with the lower surface of upper location-plate, and the part of magnesium alloy bracket leads to
Cross processing hole position and expose upper location-plate.
Preferably, also include：It is perpendicularly fixed at the disk of the cylinder shaft end of every 1 first cylinder, and for connecting the
The connecting plate of one cylinder and lower location-plate.The connecting plate is fixed on the lower surface of lower location-plate, and it has T-slot, the first cylinder
End and the disk of cylinder axis can slip into T-slot, to connect the first cylinder with lower location-plate.
Preferably, also including horizontally-guided mechanism, for driving lower location-plate to move horizontally, it includes：Two are oppositely arranged
Horizontally-guided plate, and two second cylinders.Two horizontally-guided plates are perpendicularly fixed on base plate.Two second cylinders are fixed respectively
On horizontally-guided plate corresponding thereto.The end of the cylinder axis of two second cylinders is equipped with the spindle nose connection with vertical through hole
Block.Lower location-plate is provided with stirs lead column with spindle nose contiguous block is engaged, the vertical through hole of its pluggable spindle nose contiguous block
It is interior, lower location-plate is fixed on the cylinder axis of the second cylinder.
Preferably, the upper surface of lower location-plate is provided with some locating dowels, and the lower surface of upper location-plate is provided with and locating dowel
Relative location hole one by one.
The beneficial effects of the utility model are that can carry out good stabilization to magnesium alloy bracket in CNC process to determine
Position, so as to improve making precision；Lower location-plate is detachably connected with the first cylinder, is conveniently replaceable lower location-plate, and be easy to it is right
First cylinder cylinder is overhauled, to ensure that the normal of pneumatic clamp for machining is used.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is stereogram of the present utility model；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the structural representation that magnesium alloy bracket is clamped between upper positioning and lower location-plate；
Fig. 4 is the structural representation that magnesium alloy bracket is not clamped；
The structural representation that Fig. 5 is pushed out for magnesium alloy bracket；
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
The utility model proposes a kind of pneumatic clamp for machining.
Reference picture 1-2, Fig. 1 are stereogram of the present utility model, and Fig. 2 is the explosive view of Fig. 1.
As shown in Figure 1-2, in the utility model embodiment, the pneumatic clamp for machining, for clamp magnesium alloy bracket 1 with
It is easy to processing, it includes：Base plate 2, upper location-plate 3, and lower location-plate 4.
Upper location-plate 3 is relative with base plate 2, and some support columns being vertically arranged are provided between base plate 2 and upper location-plate 3
21.The lower end of each support column 21 is fixed on base plate 2, and its upper end is connected with upper location-plate 3, and upper location-plate 3 is fixed on
On base plate 2.The processing hole position through upper location-plate 3 is offered in upper location-plate 3.In the present embodiment, it is the whole fixture of guarantee
The steadiness of structure, the quantity of support column 21 is five.One is connected to by five support columns 21, by upper location-plate 3 and base plate 2
Rise, form firm framework, it is ensured that the stability that whole fixture is used.
Upper location-plate 3 coordinates with lower location-plate 4, and positioning clamping is carried out with to magnesium alloy bracket 1.Lower location-plate 4 is located at bottom
Between plate 2 and upper location-plate 3, its upper surface is provided with the installation position for installing magnesium alloy bracket 1.Specifically, it is placed in lower positioning
The machined surface of the magnesium alloy bracket 1 on plate 4 is relative with the lower surface of upper location-plate 3, when lower location-plate 4 is moved up, magnesium alloy
The machined surface of support 1 is abutted against with the lower surface of upper location-plate 3, and upper positioning is exposed in the part of magnesium alloy bracket 1 by processing hole position
Plate 3, the cutter of CNC is finished through machining position hole to magnesium alloy bracket 1.
Base plate 2 is provided with least one first cylinder 5, for driving lower location-plate 4 between upper location-plate 3 and base plate 2
Lower movement.In the present embodiment, the quantity of the first cylinder 5 be three, it is ensured that lower location-plate 4 can tightly top pressure in upper location-plate
3 lower surface, to clamp magnesium alloy bracket 1.Every 1 first cylinder 5 is detachably connected with lower location-plate 4.To realize the first gas
Cylinder 5 is detachably connected with lower location-plate 4, and specifically, the pneumatic clamp for machining also includes：Disk 51 and connecting plate 41.Disk 51
It is perpendicularly fixed at the cylinder shaft end of every 1 first cylinder 5.Connecting plate 41 has T-slot, and it is fixed under lower location-plate 4
Surface.The end of the cylinder axis of the first cylinder 5 can be slipped into T-slot with disk 51, and the first cylinder 5 is connected with lower location-plate 4
Pick up and.Meanwhile, the setting of T-slot can also avoid the first cylinder 5 by lower location-plate 4 it is drop-down when, prevent the cylinder of the first cylinder 5
Axle derails with connecting plate 41, to cause that the structure of fixture is more stablized.
, by the compression mode using upper pressure type, smoothing magnesium alloy bracket 1 is in die cast for technical solutions of the utility model
Inevitably deformation afterwards.Meanwhile, by the cramping mode of upper pressure type so that the machined surface of magnesium alloy bracket 1 and lower positioning
Lower surface is abutted, and upward, CNC processing is produced the power that the first cylinder 5 applies to the machined surface of magnesium alloy bracket 1 to its machined surface
Power is down.The two active forces are cancelled out each other, so that the positioning of good stabilization is carried out to magnesium alloy bracket 1 in CNC process,
Avoid or eliminate due to the accumulation mismachining tolerance that the unbalance stress of the caused machined surface of thickness difference of magnesium alloy bracket 1 is produced.This
The beneficial effect of utility model is that can carry out good and firm positioning to magnesium alloy bracket 1 in CNC process, so that
Improve and make precision；Lower location-plate 4 is detachably connected with the first cylinder 5, is conveniently replaceable lower location-plate 4, and be easy to first
Cylinder 5 is overhauled, to ensure that the normal of fixture is used；Additionally, upper location-plate 3 is connected by five support columns 21 with base plate 2, shape
Into firm framework, it is ensured that whole fixture stability in use.
As shown in figure 5, for convenience of magnesium alloy bracket 1 is taken out, improving operating efficiency.Preferably, pneumatic clamp for machining is also
Including horizontally-guided mechanism, for driving lower location-plate 4 to move horizontally.The horizontally-guided mechanism includes：Two water being oppositely arranged
Flat guide plate 22, and two second cylinders 6.Two horizontally-guided plates 22 are perpendicularly fixed on base plate 2.Two second cylinders 6 are distinguished
It is fixed on horizontally-guided plate 22 corresponding thereto.The end of the cylinder axis of two second cylinders 6 is equipped with vertical through hole
Spindle nose contiguous block 61.Lower location-plate 4 be provided be engaged with spindle nose contiguous block 61 stir lead column 42, its pluggable spindle nose
In the vertical through hole of contiguous block 61, lower location-plate 4 is fixed on the cylinder axis of the second cylinder 6.Magnesium alloy bracket 1 is processed
Lower location-plate 4 is left behind by 3 first cylinders 5 after so that lower location-plate 4 is pressed on two horizontally-guided plates 22, by two
Two cylinders 6 can laterally release magnesium alloy bracket 1, so as to can will easily process magnesium alloy bracket 1 take out, improve whole
Operating efficiency.
Further to improve the machining accuracy of magnesium alloy bracket 1, yields is improved.Preferably, the upper surface of lower location-plate 4
Some locating dowels 43 are provided with, the lower surface of upper location-plate 3 is provided with the location hole 31 relative one by one with locating dowel 43.3 first gas
Cylinder 5 promotes lower location-plate 4 to move up, and the upper surface of location-plate 4 abuts to the lower surface of lower location-plate 4, some positioning instantly
Post 43 is inserted in location hole 31 corresponding thereto respectively, realizes exactitude position, and then improve the processing essence of magnesium alloy bracket 1
Degree.In the present embodiment, the quantity of locating dowel 43 be 4, its 4 corner location for being respectively arranged on lower location-plate 4, positioning it is same
When avoid lower location-plate 4 from being shifted in CNC process.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every under inventive concept of the present utility model, the equivalent structure made using the utility model specification and accompanying drawing content is become
Change, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of pneumatic clamp for machining, for clamping magnesium alloy bracket in order to process, it is characterised in that including：
Base plate, for the upper location-plate positioned to magnesium alloy bracket, and the lower location-plate coordinated with the upper location-plate；
The upper location-plate is relative with the base plate, and some being vertically arranged is provided between the base plate and the upper location-plate
Support column；The lower end of each support column is fixed on the base plate, and its upper end is connected with the upper location-plate, will be described
Upper location-plate is fixed on the base plate；The processing hole position through the upper location-plate is offered in the upper location-plate；
The lower location-plate is located between the base plate and the upper location-plate, and its upper surface is provided with for installing magnesium alloy bracket
Installation position；
The base plate is provided with least one first cylinder, for driving the lower location-plate in the upper location-plate and the base plate
Between move up and down；Each cylinder is detachably connected with the lower location-plate.
2. pneumatic clamp for machining as claimed in claim 1, it is characterised in that the magnesium alloy bracket being placed on the lower location-plate
Machined surface it is relative with the lower surface of the upper location-plate, when the lower location-plate is moved up, the machined surface of magnesium alloy bracket
Lower surface with the upper location-plate is abutted against, and the upper positioning is exposed in the part of magnesium alloy bracket by the processing hole position
Plate.
3. pneumatic clamp for machining as claimed in claim 1, it is characterised in that also include：It is perpendicularly fixed at each described first
The disk of the cylinder shaft end of cylinder, and for connecting the connecting plate of first cylinder and the lower location-plate；
The connecting plate is fixed on the lower surface of the lower location-plate, and it has T-slot, the end of the cylinder axis of first cylinder
Portion can be slipped into the T-slot with the disk, to connect first cylinder with the lower location-plate.
4. pneumatic clamp for machining as claimed in claim 1, it is characterised in that also including horizontally-guided mechanism, for driving
State lower location-plate to move horizontally, it includes：
The two horizontally-guided plates being oppositely arranged, it is perpendicularly fixed on the base plate；
Two second cylinders, it is separately fixed on horizontally-guided plate corresponding thereto；The end of each second cylinder is all provided with
There is the spindle nose contiguous block with vertical through hole；The lower location-plate is provided with stirs guiding with the spindle nose contiguous block is engaged
Post, in the vertical through hole of its insertion spindle nose contiguous block, to connect second cylinder with the lower location-plate.
5. the pneumatic clamp for machining as described in Claims 1 to 4 any one, it is characterised in that the upper table of the lower location-plate
Face is provided with some locating dowels, and the lower surface of the upper location-plate is provided with the location hole relative one by one with the locating dowel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280795.7U CN206253938U (en) | 2016-11-24 | 2016-11-24 | Pneumatic clamp for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280795.7U CN206253938U (en) | 2016-11-24 | 2016-11-24 | Pneumatic clamp for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206253938U true CN206253938U (en) | 2017-06-16 |
Family
ID=59027735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280795.7U Active CN206253938U (en) | 2016-11-24 | 2016-11-24 | Pneumatic clamp for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206253938U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959114A (en) * | 2021-04-21 | 2021-06-15 | 福建坤孚股份有限公司 | Clamping device and clamping method of magnesium alloy 3D glasses frame |
| CN112959094A (en) * | 2021-04-25 | 2021-06-15 | 福建坤孚股份有限公司 | Clamping device and clamping method of magnesium alloy battery bottom box |
-
2016
- 2016-11-24 CN CN201621280795.7U patent/CN206253938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959114A (en) * | 2021-04-21 | 2021-06-15 | 福建坤孚股份有限公司 | Clamping device and clamping method of magnesium alloy 3D glasses frame |
| CN112959094A (en) * | 2021-04-25 | 2021-06-15 | 福建坤孚股份有限公司 | Clamping device and clamping method of magnesium alloy battery bottom box |
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| GR01 | Patent grant |