CN208496431U - A kind of piston port hole clamp for machining - Google Patents
A kind of piston port hole clamp for machining Download PDFInfo
- Publication number
- CN208496431U CN208496431U CN201820899249.4U CN201820899249U CN208496431U CN 208496431 U CN208496431 U CN 208496431U CN 201820899249 U CN201820899249 U CN 201820899249U CN 208496431 U CN208496431 U CN 208496431U
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- CN
- China
- Prior art keywords
- seam allowance
- piston
- block
- skirt section
- fixing seat
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Abstract
The utility model provides a kind of piston port hole clamp for machining, it include: bottom plate, fixing seat and guide rod, the fixing seat is mounted on bottom plate, seam allowance retaining mechanism for locking piston is installed in the fixing seat, the guide rod passes through the pin hole of locking piston, to cooperate seam allowance retaining mechanism to lock piston, and guide rod both ends are mounted in fixing seat, the utility model is with strong applicability, pass through removable parts locating piece, applicable processing content is similar, the different part processing of product size, preferable positioning accuracy can cover the requirement on machining accuracy in current Piston Machining valve hole substantially, it ensure that the efficiency of production and processing.
Description
Technical field
The utility model relates to machine tool fixtures, the especially a kind of fraise jig in machining piston valve hole.
Background technique
Within the engine, top land and valve bump against in order to prevent, and according to valve shape and position in top land
Several pits accordingly processed, the interior normally referred to as valve hole of industry.Piston manufacturing is usually with general at present
Lathe combination piston process characteristic and the machining production line formed is processed, valve of the general horizontal milling machine in machining piston
When hole, due to no special fixture, processing efficiency and precision are lower, are unable to satisfy the demand in client and market.
Utility model content
In order to guarantee position degree at machining piston valve hole, while production efficiency is improved, the utility model proposes one kind
The clamp for machining in machining piston valve hole.
For this purpose, the utility model uses following technical scheme:
A kind of piston port hole clamp for machining, comprising: bottom plate, fixing seat and guide rod, the fixing seat are mounted on bottom plate
On, the seam allowance retaining mechanism for locking piston is installed in the fixing seat, the guide rod passes through the pin hole of locking piston, with
Seam allowance retaining mechanism is cooperated to lock piston, and guide rod both ends are mounted in fixing seat.
Further, the seam allowance retaining mechanism includes pedestal and seam allowance positioning seat, and the seam allowance positioning seat is mounted on bottom
Seat top, the seam allowance positioning seat include the first skirt section chimeric block and the second skirt section chimeric block, first skirt section chimeric block and
Second skirt section chimeric block is symmetrically disposed on the upper end of seam allowance positioning seat, the first skirt section chimeric block and the second skirt section chimeric block it
Between form a fluting, the outer end of first skirt section chimeric block and the second skirt section chimeric block is equipped with latch segment, the latch segment
It is mounted on by way of screw or bolt on the chimeric block of skirt section, fixinig plate is equipped in the fluting, is set in the middle part of the fixinig plate
There is through-hole, the lower end of the fixinig plate is run through by connector and is mounted in fluting, and one end of the connector is connected to first
On the inside of the chimeric block of skirt section, the other end of the connector is connected on the outside of the second skirt section chimeric block, and the connector passes through fluting
Above bottom, the latch segment is conducive to lock workpiece, loosening when avoiding processing, and the fixinig plate, latch segment and connection
Part can be replaced according to workpiece difference, and applicable processing content is similar, the different part processing of product size, improves folder
The applicability of tool.
Further, to be slidably connected between the seam allowance positioning seat and pedestal, hydraulic cylinder is also embedded in the pedestal
Output rod, the output rod protrudes from the upper surface of pedestal, and seam allowance positioning seat bottom is equipped with an accommodating cavity, the accommodating
Intracavitary to be embedded with a withstanding tight block, when output rod activity, can support to withstanding tight block, and the withstanding tight block can push seam allowance positioning seat.
Further, rectilinear path cylinder is also equipped in the fixing seat, the rectilinear path cylinder is driven a link block, institute
Link block transmission guide rod is stated, when rectilinear path cylinder activity drives link block, and it is solid that the link block drives guide rod to pass through
Stator is to lock piston.
Further, the fixing seat is equipped with guide holder, and the upper end of the guide holder is equipped with pilot hole, the pilot hole
Interior to be embedded with guide sleeve, the guide rod is mounted in guide sleeve, guarantees guide rod kinematic accuracy in pilot hole.
Further, the quantity of the seam allowance retaining mechanism and guide rod is two, and the guide rod and seam allowance lock machine
Structure corresponds, and the middle part of the fixing seat is symmetrically equipped with groove, and the groove is distributed in the rear and front end of fixing seat, and two
Seam allowance retaining mechanism is separately mounted in groove, can be carried out simultaneous processing to two pistons, be improved processing efficiency.
Further, the seam allowance positioning seat and pedestal pass through guiding pin connection.
Further, it is pin connection that the withstanding tight block, which is located in the mode of accommodating cavity,.
Further, the seam allowance positioning seat circular in cross-section.
Further, the pedestal, which is connected through a screw thread, is fixed in fixing seat.
The utility model has the advantages that the utility model is with strong applicability, by removable parts locating piece, applicable processing content is similar,
The different part processing of product size, preferable positioning accuracy can cover the processing essence in current Piston Machining valve hole substantially
Degree requires, and ensure that the efficiency of production and processing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the Structure explosion diagram of the utility model seam allowance locking；
Fig. 3 is the utility model seam allowance positioning seat and pedestal connection schematic diagram；
Fig. 4 is the Structure explosion diagram of the utility model guide holder.
Specific embodiment
With reference to the accompanying drawing, the embodiments of the present invention is specifically illustrated, attached drawing is only for reference and illustrates use, not structure
The limitation of pairs of the utility model patent protection scope.
A kind of piston port hole clamp for machining, comprising: bottom plate 1, fixing seat 2 and guide rod 3, the fixing seat 2 are mounted on
On bottom plate 1, the seam allowance retaining mechanism 4 for locking piston 5 is installed in the fixing seat 2, the both ends of the guide rod 3 are mounted on
In fixing seat 2, which passes through the upper end of seam allowance retaining mechanism 4, to cooperate seam allowance retaining mechanism 4 to lock piston 5.
The seam allowance retaining mechanism 4 includes seam allowance positioning seat 41 and pedestal 42, and the seam allowance positioning seat 41 is mounted on pedestal
42 tops, the seam allowance positioning seat 41 are connect with pedestal 42 by guide pin 421, and pedestal 42 is fixed in the lower end of the guide pin 421
On, the seam allowance positioning seat 41 can be slided along guide pin 421, the seam allowance positioning seat 41 include the first skirt section chimeric block 411 with
It is fixed that second skirt section chimeric block 412, first skirt section chimeric block 411 and the second skirt section chimeric block 412 are symmetrically disposed on seam allowance
The upper end of position seat 41, the first skirt section chimeric block 411 and the second skirt section chimeric block 412 are equipped with convex portion, the skirt of the piston 5
Portion be able to be embedded in the outer end of convex portion, and a fluting is formed between the first skirt section chimeric block 411 and the second skirt section chimeric block 412
413, the outer end of first skirt section chimeric block 411 and the second skirt section chimeric block 412 is equipped with latch segment 414, the latch segment 414
It is arranged to that the shape of the outer end in 5 skirt section of piston can be fastened on, 5 skirt section of piston is flush-mounted in latch segment 414 and the first skirt section chimeric block
411 and second between skirt section chimeric block 412, and the latch segment 414 is separately mounted to the first skirt by way of screw or bolt
The outer end of portion's chimeric block 411 and the second skirt section chimeric block 412, the fluting 413 is interior to be equipped with two pieces of fixinig plates 416, the fixinig plate
416 middle part is equipped with through-hole, and the lower end of the fixinig plate 416 is run through by connector 415 and is mounted in fluting 413, the company
One end of fitting 415 is connected to 411 inside of the first skirt section chimeric block, and it is embedding that the other end of the connector 415 is connected to the second skirt section
412 inside of block is closed, the connector 415 passes through above the bottom of fluting 413.
In the present embodiment, an accommodating cavity 417 is equipped with below the seam allowance positioning seat 41, the accommodating cavity 417 is embedded with
One withstanding tight block 9, the mode that the withstanding tight block 9 is located in accommodating cavity 417 is pin connection, and the withstanding tight block 9 can be made straight along pin connection
The upward activity of line, the interior output rod 10 for being embedded with hydraulic cylinder of the pedestal 42, the output rod 10 protrude from the upper of pedestal 42
End face can be supported to withstanding tight block 9 when output rod 10 moves, to push withstanding tight block 9, withstanding tight block 9 push seam allowance positioning seat 41 along
Pin connection moves upwards, and supports the guide rod 3 for being applied in 5 pin hole of piston to the lower half circle end face in 5 pin hole of piston, hydraulic cylinder is protected
It holds pressure to hold out against, makes the further positioning of piston 5 to be processed.
In the present embodiment, the fixing seat 2 is also equipped with rectilinear path cylinder 7, and the rectilinear path cylinder 7 is located at fixing seat
Between the seam allowance retaining mechanism 4 of front and back, the left or right of the rectilinear path cylinder 7 is connected with a link block 8, the link block 8
Rear and front end connects guide rod 3, and when 7 activity of the rectilinear path cylinder drives link block 8, and the link block 8 drives guide rod 3 to make
Linear motion, it is ensured that the positioning accuracy of workpiece.
In the present embodiment, in order to improve the efficiency of processing, the quantity of the seam allowance retaining mechanism 4 is two, described solid
The middle part of reservation 2 is symmetrically equipped with groove 21, and the groove 21 is corresponded with guide rod 3, and the groove 21 is distributed in fixation
The rear and front end of seat 2, two seam allowance retaining mechanisms 4 are separately mounted in the groove 21 of 2 front and back of fixing seat.
In the present embodiment, the fixing seat 2 is equipped with guide holder 6, and the guide holder 6 is located at seam allowance retaining mechanism
4 left and right ends, the upper end of the guide holder 6 are equipped with pilot hole 61, and guide sleeve 62 is embedded in the pilot hole 61, described to lead
It is mounted in guide sleeve 62 to bar 3, ensure that the kinematic accuracy in pilot hole 61 of guide rod 3.
In the present embodiment, 41 circular in cross-section of seam allowance positioning seat.
In the present embodiment, the pedestal 42, which is connected through a screw thread, is fixed in fixing seat 2.
In conclusion piston 5 to be processed is placed on seam allowance retaining mechanism 4, the skirt section of piston 5 is chimeric embedded in the first skirt section
The outer end of block 411 and the second skirt section chimeric block 412, fixinig plate 416 are fastened in piston 5 and support to the inner face on 5 head of piston,
Connector 415 then is tightened, the skirt section of piston 5 is made securely to be embedded in the first skirt section chimeric block 411, the second skirt section chimeric block 412
Between latch segment 414, the positioning of the first step is carried out；Subsequent rectilinear path cylinder 7 moves, and one end of guide rod 3 is by 8 band of link block
Dynamic, the other end of guide rod 3 then runs through the pin hole of piston 5 to be processed first through the guide sleeve 62 for being located at a fixing seat 2 again
The through-hole at 416 middle part of part and fixinig plate, subject-oriented bar 3 support leading to another fixing seat 2 through one end of 5 pin hole of piston
To after set 62,7 operation suspension of rectilinear path cylinder is mounted on the hydraulic cylinder setting in motion of lathe, is mounted on the hydraulic cylinder of pedestal 42
Output rod 10 moves upwards, and output rod 10 supports and to withstanding tight block 9 and pushes withstanding tight block 9, withstanding tight block 9 push seam allowance positioning seat 41 along
Pin connection moves upwards, and supports the guide rod 3 for being applied in 5 pin hole of piston to the lower half circle end face in 5 pin hole of piston, hydraulic cylinder is protected
It holds pressure to hold out against, makes the further positioning of piston 5 to be processed, followed by the processing in 5 valve of piston hole.
The utility model is practical, by replacing various sizes of latch segment 414, fixinig plate 416, seam allowance positioning seat
41, applicable processing content is similar, and the different part processing of product size, preferable positioning accuracy can cover at present substantially
Piston 5 processes the requirement on machining accuracy in valve hole, ensure that the efficiency of production and processing.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of piston port cheats clamp for machining, comprising: bottom plate, fixing seat and guide rod, it is characterised in that: the fixing seat peace
On bottom plate, the seam allowance retaining mechanism for locking piston is installed in the fixing seat, the guide rod passes through locking piston
Pin hole, to cooperate seam allowance retaining mechanism to lock piston, and guide rod both ends are mounted in fixing seat.
2. a kind of piston port cheats clamp for machining according to claim 1, it is characterised in that: the seam allowance retaining mechanism includes
Pedestal and seam allowance positioning seat, the seam allowance positioning seat side of being mounted on the base, the seam allowance positioning seat are chimeric including the first skirt section
Block and the second skirt section chimeric block, first skirt section chimeric block and the second skirt section chimeric block are symmetrically disposed on seam allowance positioning seat
Upper end forms a fluting, first skirt section chimeric block and second between the first skirt section chimeric block and the second skirt section chimeric block
The outer end of skirt section chimeric block is equipped with latch segment, and the latch segment is mounted on skirt section chimeric block by way of screw or bolt
On, be equipped with fixinig plate in the fluting, the middle part of the fixinig plate is equipped with through-hole, the lower end of the fixinig plate run through by connector and
It is mounted in fluting, one end of the connector is connected on the inside of the first skirt section chimeric block, and the other end of the connector is connected to
On the outside of second skirt section chimeric block, above bottom of the connector by fluting.
3. a kind of piston port cheats clamp for machining according to claim 2, it is characterised in that: the seam allowance positioning seat and pedestal
Between to be slidably connected, the output rod of hydraulic cylinder is also embedded in the pedestal, the output rod protrudes from the upper surface of pedestal,
Seam allowance positioning seat bottom is equipped with an accommodating cavity, and the accommodating cavity is embedded with a withstanding tight block, and when output rod activity can support
To withstanding tight block, the withstanding tight block can push seam allowance positioning seat.
4. a kind of piston port cheats clamp for machining according to claim 2, it is characterised in that: be also equipped in the fixing seat
Rectilinear path cylinder, the rectilinear path cylinder are driven a link block, and the link block is driven guide rod, the rectilinear path cylinder activity
When drive link block, the link block drives guide rod to pass through fixinig plate to lock piston.
5. a kind of piston port cheats clamp for machining according to claim 4, it is characterised in that: the fixing seat is equipped with guiding
Seat, the upper end of the guide holder are equipped with pilot hole, are embedded with guide sleeve in the pilot hole, the guide rod is mounted on guide sleeve
It is interior.
6. a kind of piston port cheats clamp for machining according to claim 1, it is characterised in that: the seam allowance retaining mechanism and lead
It is two to the quantity of bar, the guide rod and seam allowance retaining mechanism correspond, and the middle part of the fixing seat is symmetrically equipped with
Groove, the groove are distributed in the rear and front end of fixing seat, and two seam allowance retaining mechanisms are separately mounted in groove.
7. a kind of piston port cheats clamp for machining according to claim 3, it is characterised in that: the seam allowance positioning seat and pedestal
By being oriented to pin connection.
8. a kind of piston port cheats clamp for machining according to claim 3, it is characterised in that: the withstanding tight block is located in accommodating
The mode of chamber is pin connection.
9. a kind of piston port cheats clamp for machining according to claim 2, it is characterised in that: seam allowance positioning seat cross section
It is rounded.
10. a kind of piston port cheats clamp for machining according to claim 2, it is characterised in that: the pedestal is connected by screw thread
It connects and is fixed in fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820899249.4U CN208496431U (en) | 2018-06-11 | 2018-06-11 | A kind of piston port hole clamp for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820899249.4U CN208496431U (en) | 2018-06-11 | 2018-06-11 | A kind of piston port hole clamp for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208496431U true CN208496431U (en) | 2019-02-15 |
Family
ID=65288562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820899249.4U Active CN208496431U (en) | 2018-06-11 | 2018-06-11 | A kind of piston port hole clamp for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208496431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702532A (en) * | 2019-02-27 | 2019-05-03 | 安徽省恒泰动力科技有限公司 | A kind of aluminum piston finish-milling valve hole grip device |
-
2018
- 2018-06-11 CN CN201820899249.4U patent/CN208496431U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702532A (en) * | 2019-02-27 | 2019-05-03 | 安徽省恒泰动力科技有限公司 | A kind of aluminum piston finish-milling valve hole grip device |
| CN109702532B (en) * | 2019-02-27 | 2021-11-02 | 安徽省恒泰动力科技有限公司 | Aluminum piston finish milling valve pit clamp device |
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| GR01 | Patent grant |