CN208945675U - Positioning fixture for the drilling of engine cylinder hd top face - Google Patents
Positioning fixture for the drilling of engine cylinder hd top face Download PDFInfo
- Publication number
- CN208945675U CN208945675U CN201821252915.1U CN201821252915U CN208945675U CN 208945675 U CN208945675 U CN 208945675U CN 201821252915 U CN201821252915 U CN 201821252915U CN 208945675 U CN208945675 U CN 208945675U
- Authority
- CN
- China
- Prior art keywords
- fixed
- positioning
- drilling
- top face
- gripper cylinder
- 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
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 15
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The utility model discloses a kind of positioning fixtures for the drilling of engine cylinder hd top face, including pedestal, the workbench being set on the base, it is provided with rectangular positioning seat on the table, the positioning round orifice of top surface opening is provided in positioning seat, setting circle is provided in positioning round orifice to column, it supports between the bottom surface of column and the bottom wall of positioning round orifice to be fixed in setting circle and compresses spring, the clamping cylindrical cavity of side opening is provided in four sides of positioning seat, gripper cylinder is fixed in clamping cylindrical cavity, C clamp briquetting is fixed on the piston shaft of gripper cylinder, the bottom end of C clamp briquetting is fixed on the top face that on the piston shaft of gripper cylinder and top is in positioning seat.The structure setting of the utility model is reasonable, is provided with setting circle to column, prevents workpiece from the case where deviation occur, is conducive to the stability and reliability that improve clip position, is conducive to the precision for improving drilling processing, and stability in use is good and strong applicability.
Description
Technical field
The utility model belongs to clamping tool for machine work technical field, and in particular to one kind drills for engine cylinder hd top face
Positioning fixture.
Background technique
In automobile engine cylinder head process, top surface needs to carry out drilling processing, the precision meeting of drilling after rough milling
The accuracy of entire engine cylinder cover positioning datum is directly affected, engine cylinder cover is processed in the prior art and uses ground fixture more
It is built-up jig general on lathe, and since automobile engine cylinder head structure is complex, worker is when selecting with installation, no
But it is time-consuming and laborious, the efficiency of processing is influenced, and be difficult to ensure the stability and reliability of installation, to will affect the essence of processing
Degree, applicability are restricted.
Summary of the invention
The purpose of the utility model is to provide a kind of positioning fixtures for the drilling of engine cylinder hd top face, it is intended to solve to pass
Technical deficiency that is many and diverse and being difficult to ensure installation accuracy is installed in system technology.
The technical solution for realizing the utility model aim is a kind of positioning fixture for the drilling of engine cylinder hd top face, packet
Pedestal is included, workbench on the base is set, is provided with rectangular positioning seat on the workbench, in the positioning seat
It is inside provided with the positioning round orifice of top surface opening, setting circle is provided in the positioning round orifice to column, supports column in the setting circle
Bottom surface and the positioning round orifice bottom wall between be fixed with and compress spring, be provided with side in four sides of the positioning seat
The clamping cylindrical cavity of face opening, is fixed with gripper cylinder in the clamping cylindrical cavity, fixed on the piston shaft of the gripper cylinder
There is C clamp briquetting, the bottom end of the C clamp briquetting is fixed on the top surface that on the piston shaft of gripper cylinder and top is in positioning seat
Top, the C clamp briquetting top under the action of gripper cylinder clamp on the side of workpiece.
It is provided with translational adjustment slot on the base, is fixed with translational adjustment sliding block, institute in the bottom surface of the workbench
It states translational adjustment sliding block to be in the translational adjustment slot, drive lead screw, the translation is provided in the translational adjustment slot
Adjusting slider is threaded on the drive lead screw, is fixed on the outside of the pedestal and is connected with the drive lead screw
Manually adjust turntable.
Anti-skid fine lines slot is evenly arranged on the cramping face of the C clamp briquetting.
The control button for being fixed with external gas source port on the positioning seat and being connected with gripper cylinder.
The utility model has the effect of positive: the structure setting of the utility model is reasonable, is provided with setting circle and supports column,
It can be pressed on the bottom surface of workpiece, to prevent workpiece from the case where deviation occur, while C clamp briquetting is being additionally provided with, is clamping
It can clamp under the action of cylinder in the side of workpiece, so that workpiece positioning be made to fix, be conducive to the stabilization for improving clip position
Property and reliability, be conducive to the precision for improving drilling processing, stability in use is good and strong applicability.
Detailed description of the invention
In order to be more likely to be clearly understood the content of the utility model, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model, in which:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
(embodiment 1)
Fig. 1 shows a kind of specific embodiment of the utility model, and wherein Fig. 1 is the structural representation of the utility model
Figure.
See Fig. 1, a kind of positioning fixture for the drilling of engine cylinder hd top face, including pedestal 1, is arranged in the pedestal 1
On workbench 2, rectangular positioning seat 3 is provided on the workbench 2, be provided in the positioning seat 3 top surface opening
Positioning round orifice 4, setting circle is provided in the positioning round orifice 4 to column 5, the setting circle support the bottom surface of column with it is described fixed
It is fixed between the bottom wall in circle of position hole and compresses spring 6, be provided with the clamping of side opening in four sides of the positioning seat 3
Cylindrical cavity 7 is fixed with gripper cylinder 8 in the clamping cylindrical cavity, C clamp briquetting is fixed on the piston shaft of the gripper cylinder
9, the bottom end of the C clamp briquetting is fixed on the top face that on the piston shaft of gripper cylinder and top is in positioning seat, the C
Clevis briquetting top under the action of the gripper cylinder clamps on the side of workpiece.In the present embodiment, gripper cylinder is existing
There is the structure of technology, therefore does not record in detail.
It is provided with translational adjustment slot 10 on the base, is fixed with translational adjustment sliding block in the bottom surface of the workbench
11, the translational adjustment sliding block is in the translational adjustment slot, and drive lead screw 12, institute are provided in the translational adjustment slot
It states translational adjustment sliding block to be threaded on the drive lead screw, be fixed on the outside of the pedestal and the drive lead screw phase
Connection manually adjusts turntable 13.
Anti-skid fine lines slot 14 is evenly arranged on the cramping face of the C clamp briquetting.
External gas source port 15 and the control button being connected with gripper cylinder 16 are fixed on the positioning seat.
The structure setting of the utility model is reasonable, is provided with setting circle and supports column, in the bottom surface that can be pressed on workpiece, thus
It prevents workpiece from the case where deviation occur, while being additionally provided with C clamp briquetting, can clamp under the action of gripper cylinder in workpiece
Side, thus make workpiece positioning fix, be conducive to improve clip position stability and reliability, be conducive to improve drilling plus
The precision of work, stability in use is good and strong applicability.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.And the obvious changes or variations that these connotations for belonging to the utility model are extended out still fall within it is practical
Novel protection scope.
Claims (4)
1. a kind of positioning fixture for the drilling of engine cylinder hd top face, including pedestal, are arranged workbench on the base,
It is characterized by: being provided with rectangular positioning seat on the workbench, determining for top surface opening is provided in the positioning seat
Circle of position hole is provided with setting circle to column, in bottom surface of the setting circle to column and the positioning round orifice in the positioning round orifice
Bottom wall between be fixed with and compress spring, be provided with the clamping cylindrical cavity of side opening in four sides of the positioning seat,
It is fixed with gripper cylinder in the clamping cylindrical cavity, C clamp briquetting, the C-shaped are fixed on the piston shaft of the gripper cylinder
The bottom end for clamping block is fixed on the top face that on the piston shaft of gripper cylinder and top is in positioning seat, the C clamp briquetting
Top clamps on the side of workpiece under the action of the gripper cylinder.
2. the positioning fixture according to claim 1 for the drilling of engine cylinder hd top face, it is characterised in that: at the bottom
It is provided with translational adjustment slot on seat, translational adjustment sliding block is fixed in the bottom surface of the workbench, at the translational adjustment sliding block
In in the translational adjustment slot, being provided with drive lead screw in the translational adjustment slot, the translational adjustment sliding block is threadedly coupled
On the drive lead screw, it is fixed on the outside of the pedestal and manually adjusts turntable with what the drive lead screw was connected.
3. the positioning fixture according to claim 2 for the drilling of engine cylinder hd top face, it is characterised in that: in the C
Anti-skid fine lines slot is evenly arranged on the cramping face of clevis briquetting.
4. the positioning fixture according to claim 3 for the drilling of engine cylinder hd top face, it is characterised in that: described fixed
The control button for being fixed with external gas source port on the seat of position and being connected with gripper cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252915.1U CN208945675U (en) | 2018-08-06 | 2018-08-06 | Positioning fixture for the drilling of engine cylinder hd top face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252915.1U CN208945675U (en) | 2018-08-06 | 2018-08-06 | Positioning fixture for the drilling of engine cylinder hd top face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208945675U true CN208945675U (en) | 2019-06-07 |
Family
ID=66733079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821252915.1U Expired - Fee Related CN208945675U (en) | 2018-08-06 | 2018-08-06 | Positioning fixture for the drilling of engine cylinder hd top face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208945675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846290A (en) * | 2020-12-30 | 2021-05-28 | 中航贵州飞机有限责任公司 | Titanium alloy hinge deep hole machining device and machining method |
-
2018
- 2018-08-06 CN CN201821252915.1U patent/CN208945675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846290A (en) * | 2020-12-30 | 2021-05-28 | 中航贵州飞机有限责任公司 | Titanium alloy hinge deep hole machining device and machining method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190607 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |