CN209256840U - A kind of specific purpose tool for installing fuel injection pump gear - Google Patents
A kind of specific purpose tool for installing fuel injection pump gear Download PDFInfo
- Publication number
- CN209256840U CN209256840U CN201920004839.0U CN201920004839U CN209256840U CN 209256840 U CN209256840 U CN 209256840U CN 201920004839 U CN201920004839 U CN 201920004839U CN 209256840 U CN209256840 U CN 209256840U
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- CN
- China
- Prior art keywords
- bull stick
- fuel injection
- injection pump
- crank
- pump gear
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a kind of specific purpose tools for installing fuel injection pump gear, including bull stick, one end of the bull stick is equipped with the crank being arranged to side crankle, the other end of the bull stick sets that there are two the sliding blocks that can transpose, two sliding blocks protrude above set there are two respectively with engine crankshaft centre bore, the compatible positioning pin of crankshaft end-face pin hole, the sliding block is equipped with pilot hole compatible with the bull stick, the side of the sliding block is equipped with the housing screw adaptable with the hole wall of the pilot hole, the side of the bull stick is equally distributed to be equipped with multiple limiting slots compatible with the end of the housing screw, the cylinder that can be rotated is arranged on the crank.The specific purpose tool of the installation fuel injection pump gear of the utility model, can quickly, labour-saving turning crankshaft, the rotational angle for adjusting crankshaft is convenient, easy；The engine crankshaft of different model, applied widely, using flexible can be adapted to；It is simple to manufacture, it is at low cost, it is easy to operate.
Description
Technical field
The utility model relates to technical field of engines, more specifically, it relates to which a kind of installation fuel injection pump gear is special
Use tool.
Background technique
On a diesel engine, most of transmission system uses gear drive.Timing when in order to guarantee assembly has just on gear
When mark, must mark alignment when assembly.When installing fuel injection pump gear, the mark point and spray on camshaft timing gear are needed
Mark point on oil pump gear, it is difficult to install to timing gears by hand；During the installation process, it needs camshaft after turning crankshaft
Timing gears are aligned with fuel injection pump gear, by camshaft timing gear and fuel injection pump gear alignment procedures after turning crankshaft,
Turning crankshaft is difficult.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, and the purpose of this utility model is
Providing one kind can quick, labour-saving turning crankshaft the specific purpose tool for installing fuel injection pump gear.
To achieve the above object, the utility model provides a kind of specific purpose tool for installing fuel injection pump gear, including bull stick,
One end of the bull stick is equipped with the crank that be arranged to side crankle, the other end of the bull stick set there are two the cunning that can transpose
Block, two sliding blocks, which protrude above, to be set there are two positioning compatible with engine crankshaft centre bore, crankshaft end-face pin hole respectively
Pin, the sliding block are equipped with pilot hole compatible with the bull stick, and the side of the sliding block is equipped with the hole with the pilot hole
The adaptable housing screw of wall, the side of the bull stick is equally distributed to be adapted equipped with multiple ends with the housing screw
Limiting slot, be arranged with the cylinder that can be rotated on the crank.
Further, the positioning pin is arranged perpendicular to the bull stick, and it is fixed to be equipped between the sliding block and the positioning pin
Position step.
Further, the centerline parallel of the center line of the crank and positioning pin.
Further, the front end of the bull stick is equipped with flat bit architecture compatible with the pilot hole, the pilot hole
For kidney-shaped pore structure, the limiting slot is set at the plane of the flat bit architecture.
As a further improvement, bearing there are two being set between the cylinder and the crank；The inner cavity of the cylinder is
The both ends of the shoulder hole structure that both ends are big, middle part is small, the cylinder are equipped with location hole compatible with the bearing.
Further, the outer wall of the cylinder is equipped with form friction pattern.
Further, the through-hole in the middle part of the cylinder bore and the crank clearance fit, the crank and two
Bushing is equipped between the inner ring of a bearing.
Beneficial effect
Compared with prior art, the specific purpose tool of the installation fuel injection pump gear of the utility model has the beneficial effect that: this
The specific purpose tool of fuel injection pump gear is installed, can quickly, labour-saving turning crankshaft, the rotational angle for adjusting crankshaft is convenient, easy；
The engine crankshaft of different model, applied widely, using flexible can be adapted to；It is simple to manufacture, low manufacture cost, maintenance cost
It is low, easy to operate.
Detailed description of the invention
Fig. 1 is the assembling schematic diagram of the specific purpose tool of the installation fuel injection pump gear of the utility model；
Fig. 2 is the structure sectional view of the specific purpose tool of the installation fuel injection pump gear of the utility model；
Fig. 3 is the schematic enlarged-scale view of sliding block and positioning pin in the utility model；
Fig. 4 is the schematic enlarged-scale view of cylinder in the utility model.
In figure: 1, bull stick；2, crank；3, sliding block；4, positioning pin；5, pilot hole；6, housing screw；7, limiting slot；8, circle
Cylinder；9, flat bit architecture；10, bearing；11, location hole；12, bushing.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Specific embodiment of the present utility model is such that as shown in Figs 1-4, a kind of to install the dedicated of fuel injection pump gear
Tool, including bull stick 1, one end of bull stick 1 are equipped with the crank 2 be arranged to side crankle, the other end of bull stick 1 set there are two can
The sliding block 3 of positioning, two sliding blocks 3, which protrude above, to be set there are two being adapted respectively with engine crankshaft centre bore, crankshaft end-face pin hole
Positioning pin 4, sliding block 3 is equipped with pilot hole 5 compatible with bull stick 1, and the side of sliding block 3 is equipped with the hole wall phase with pilot hole 5
The housing screw 6 of adaptation, the side of bull stick 1 is equally distributed to be equipped with multiple limiting slots compatible with the end of housing screw 6
7, limiting slot 7 can limit housing screw 6, and sliding block 3 is effectively prevent to slide, and being arranged on crank 2 can rotate
Cylinder 8；Two sliding blocks 3 slide on bull stick 1, adjust the distance between two sliding blocks 3, make the positioning pin 4 on two sliding blocks 3
It is adapted with the pin hole at engine crankshaft end face centre bore, crankshaft end-face edge, staff holds cylinder 8, and rotation bull stick 1 is
Can be rotated engine crankshaft, drive camshaft, be directed at camshaft timing gear with fuel injection pump gear, completion fuel injection pump gear and
Camshaft timing gear engagement, is rotated by bull stick 1, easy to operate, is needed strength small, can be finely tuned the rotational angle of crankshaft,
It is time saving and energy saving；Moreover, two adjustable spacing of sliding block 3, adjust simply, can be adapted to the engine crankshaft of different model, fit
It is wide with range, using flexible；Cylinder 8 can be relatively rotated with crank 2, it is possible to reduce palm of the cylinder 8 to people when rotation bull stick 1
Friction, rotation bull stick 1 it is more convenient；In this tool, crank 2 is an integral molding structure with bull stick 1, is simple to manufacture, and is fabricated to
This is low, maintenance cost is low, easy to operate.
In the present embodiment, positioning pin 4 is arranged perpendicular to bull stick 1, and positioning step is equipped between sliding block 3 and positioning pin 4, leads to
It crosses positioning step to be bonded with crankshaft end-face, guarantees that bull stick 1 is parallel with crankshaft end-face, so that bull stick 1 is not susceptible to deflection, facilitate more
Labour-saving is added to twist bull stick 1.
In the present embodiment, the centerline parallel of the center line of crank 2 and positioning pin 4, crank 2 and positioning pin 4 are vertically set
In the two sides of bull stick 1, convenient and strength-saving turning crankshaft.
In the present embodiment, the front end of bull stick 1 is equipped with flat bit architecture 9 compatible with pilot hole 5, and pilot hole 5 is kidney-shaped
Pore structure, limiting slot 7 be set to flat bit architecture 9 plane at, flat bit architecture 9 can anti-limited slip block 3 rotate, guarantee sliding block 3
It is connected firmly with bull stick 1, connect the positioning pin 4 on sliding block 3 fast and accurately with crankshaft.
In the present embodiment, bearing 10 there are two being set between cylinder 8 and crank 2；The inner cavity of cylinder 8 big, middle part for both ends
Small shoulder hole structure, the both ends of cylinder 8 are equipped with location hole 11 compatible with bearing 10, are equipped with and bearing 10 at location hole 11
The adaptable step surface of cycle surface, location hole 11 accommodates bearing 10, makes the smaller of cylinder 8, occupy little space, be convenient for
The hand of staff holds cylinder 8 completely, is convenient for stress.
In the present embodiment, the outer wall of cylinder 8 is equipped with form friction pattern, prevents from skidding.
In the present embodiment, the through-hole in the middle part of 8 inner cavity of cylinder and 2 clearance fit of crank, crank 2 and two bearings 10
Inner ring between be equipped with bushing 12, set on crank 2 there are two locating slot compatible with bushing 12, the outer diameter of bushing 12, which is greater than, to be shaken
2 diameter, the inner ring of bearing 10 can be made to be firmly installed on crank 2 by bushing 12, it can convenient for two bearings 10
It is mounted on the both ends of crank 2, when assembly, the bushing 12 of inner end is first mounted on to the inner end of crank 2, then bearing 10 is interference fitted
The installation bushing 12 on, then cylinder 8 is socketed on crank 2, matches the location hole 11 of 8 inner end of cylinder with 12 interference of bushing
It closes；The bushing 12 of outer end is mounted on to the outer end of crank 2 again, is then mounted on bearing 10 on the location hole 11 of 8 outer end of cylinder,
It is interference fitted the bushing 12 of bearing 10 and outer end, location hole 11.
Above are merely preferred embodiments of the utility model, it should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model structure, several modifications and improvements can also be made, it is practical new that these all will not influence this
The effect and patent practicability that type is implemented.
Claims (7)
1. a kind of specific purpose tool for installing fuel injection pump gear, which is characterized in that including bull stick (1), one end of the bull stick (1) is set
The crank (2) of oriented side crankle setting, the other end of the bull stick (1) set that there are two the sliding block (3) that can be transposed, two institutes
It states sliding block (3) and protrudes above and set there are two positioning pin (4) compatible with engine crankshaft centre bore, crankshaft end-face pin hole respectively,
The sliding block (3) is equipped with the bull stick (1) compatible pilot hole (5), and the side of the sliding block (3) is equipped with leads with described
The housing screw (6) being adapted to the hole wall of hole (5), the side of the bull stick (1) is equally distributed to be equipped with the multiple and pressure
The compatible limiting slot in end (7) of tight screw (6) is arranged with the cylinder (8) that can be rotated on the crank (2).
2. a kind of specific purpose tool for installing fuel injection pump gear according to claim 1, which is characterized in that the positioning pin
(4) it is arranged perpendicular to the bull stick (1), positioning step is equipped between the sliding block (3) and the positioning pin (4).
3. a kind of specific purpose tool for installing fuel injection pump gear according to claim 2, which is characterized in that the crank (2)
Center line and positioning pin (4) centerline parallel.
4. a kind of specific purpose tool for installing fuel injection pump gear according to claim 1, which is characterized in that the bull stick (1)
Front end be equipped with the pilot hole (5) compatible flat bit architecture (9), the pilot hole (5) be kidney-shaped pore structure, the limit
Position slot (7) is set at the plane of the flat bit architecture (9).
5. according to claim 1 to a kind of specific purpose tool of installation fuel injection pump gear described in 4 any one, feature exists
In being set between the cylinder (8) and the crank (2) there are two bearing (10)；The inner cavity of the cylinder (8) is that both ends are big or middle
The both ends of the small shoulder hole structure in portion, the cylinder (8) are equipped with the bearing (10) compatible location hole (11).
6. a kind of specific purpose tool for installing fuel injection pump gear according to claim 5, which is characterized in that the cylinder (8)
Outer wall be equipped with form friction pattern.
7. a kind of specific purpose tool for installing fuel injection pump gear according to claim 5, which is characterized in that be located at the cylinder
(8) inner ring of the through-hole in the middle part of inner cavity and the crank (2) clearance fit, the crank (2) and two bearings (10) it
Between be equipped with bushing (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004839.0U CN209256840U (en) | 2019-01-03 | 2019-01-03 | A kind of specific purpose tool for installing fuel injection pump gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004839.0U CN209256840U (en) | 2019-01-03 | 2019-01-03 | A kind of specific purpose tool for installing fuel injection pump gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209256840U true CN209256840U (en) | 2019-08-16 |
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ID=67584207
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004839.0U Active CN209256840U (en) | 2019-01-03 | 2019-01-03 | A kind of specific purpose tool for installing fuel injection pump gear |
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| CN (1) | CN209256840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382789A (en) * | 2019-01-03 | 2019-02-26 | 广西玉柴机器股份有限公司 | A kind of specific purpose tool for installing fuel injection pump gear |
-
2019
- 2019-01-03 CN CN201920004839.0U patent/CN209256840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382789A (en) * | 2019-01-03 | 2019-02-26 | 广西玉柴机器股份有限公司 | A kind of specific purpose tool for installing fuel injection pump gear |
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