CN208952885U - For cylinder top dead centre on-line measuring device - Google Patents
For cylinder top dead centre on-line measuring device Download PDFInfo
- Publication number
- CN208952885U CN208952885U CN201822038809.XU CN201822038809U CN208952885U CN 208952885 U CN208952885 U CN 208952885U CN 201822038809 U CN201822038809 U CN 201822038809U CN 208952885 U CN208952885 U CN 208952885U
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- China
- Prior art keywords
- servo motor
- top dead
- dead centre
- production line
- measuring device
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- 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.)
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Abstract
The utility model discloses one kind to be used for cylinder top dead centre on-line measuring device, including production line, driving idler wheel is evenly equipped on production line, idler wheel is driven to be equipped with slide, slide is equipped with engine, production line side is equipped with mounting rack, mounting rack is equipped with the sliding rail being arranged along production line vertical direction, sliding rail is equipped with servo motor mounting base, servo motor is provided in servo motor mounting base, the motor shaft of servo motor is oppositely arranged with crankshaft, mounting rack side is equipped with bracket, reference test bar is vertically arranged on bracket, reference test bar lower end is used to be inserted into cylinder by spark plug mounting hole；The utility model driving servo motor moves back and forth, servo motor is connect with engine and driving engine carries out average rate rotation online, by the maximum current value or maximum power signal that acquire servo motor, confirm that cylinder enters top dead centre at the value, reach accurate positioning, the purpose of top dead centre groove is rapidly completed, improves working efficiency.
Description
Technical field
The utility model belongs to the technical field of engine performance detection, is specifically related to a kind of for cylinder
Stop on-line measuring device.
Background technique
In general, all have before every engine dispatches from the factory, on shell up to line quarterization line, the prior art is to utilize
Knack carries out turning crankshaft, and the cylinder top dead center position that engine is completed using motoring friction size is determined, this
Original artificial judgment low efficiency, above how efficiently, rapidly and reliably only line quarterization low precision, realize that the cylinder of engine is sentenced
It is fixed, so that engine quickly carries out being become up to line quarterization as technical problem urgently to be resolved.
Summary of the invention
It is filled in view of this, the purpose of this utility model is to provide one kind for cylinder top dead centre on-line checking
It sets, this is used for cylinder top dead centre on-line measuring device by driving servo motor to move back and forth in production line side, incites somebody to action
Servo motor is connect with engine and driving engine carries out average rate rotation online, by the maximum current value for acquiring servo motor
Or maximum power signal, confirm that cylinder enters top dead centre at the value, reaches accurate positioning, top dead centre groove is rapidly completed
Purpose, improve working efficiency.
In order to achieve the above object, the utility model one kind is used for cylinder top dead centre on-line measuring device, including
For the production line of engine assembling, it is evenly equipped with driving idler wheel on the production line, is provided with slide on the driving idler wheel, institute
The engine being provided on slide for detecting top dead centre is stated, the crankshaft on the engine is towards production line side, the life
Producing line side is provided with mounting rack, the sliding rail along the setting of production line vertical direction is provided on the mounting rack, on the sliding rail
It is provided with servo motor mounting base, servo motor, the motor shaft of the servo motor are provided in the servo motor mounting base
It is oppositely arranged with crankshaft, the shaft coupling for connecting crankshaft is provided on the motor shaft；
The mounting rack side is provided with the support frame being erected above production line, is provided with and extends on support frame as described above
Bracket above engine, reference test bar is vertically arranged on the bracket, and the reference test bar lower end is used for through spark plug installation
Hole is inserted into cylinder.
Further, the screw rod that driving servo motor mounting base is moved along sliding rail, the screw rod are provided on the mounting rack
On be provided with runner.
Further, the cylinder that driving servo motor mounting base is moved along sliding rail is provided on the mounting rack.
Further, scale is provided on the reference test bar.
Further, the upper sliding sleeve and low sleeve being sleeved on reference test bar are provided on the bracket.
Further, the displacement datum block for reading is provided on the bracket between upper sliding sleeve and low sleeve.
The utility model has the beneficial effects that:
The utility model is for cylinder top dead centre on-line measuring device by driving servo electricity in production line side
Machine moves back and forth, and servo motor is connect with engine and driving engine carries out average rate rotation online, passes through acquisition servo electricity
The maximum current value or maximum power signal of machine confirm that cylinder enters top dead centre at the value, reaches accurate positioning, quickly
The purpose of top dead centre groove is completed, working efficiency is improved.
Detailed description of the invention
Fig. 1 is the top view that the utility model is used for cylinder top dead centre on-line measuring device；
Fig. 2 is the structural schematic diagram that the utility model is used for cylinder top dead centre on-line measuring device.
Appended drawing reference: 1 production line；2- drives idler wheel；3- slide；4- engine；5- crankshaft；6- spark plug mounting hole；7-
Mounting rack；8- servo motor mounting base；9- servo motor；10- sliding rail；11- screw rod；12- support
Frame；13- bracket；14- reference test bar；15- displacement datum block；16- upper sliding sleeve；17- low sleeve.
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.
The structural schematic diagram of cylinder top dead centre on-line measuring device is used for for utility model as shown in Figs. 1-2；This
Utility model one kind is used for cylinder top dead centre on-line measuring device, described including the production line 1 assembled for engine
It is evenly equipped with driving idler wheel 2 on production line 1, is provided with slide 3 on the driving idler wheel 2, is provided on the slide 3 for detecting
The engine 4 of top dead centre, for the crankshaft 5 on the engine 4 towards 1 side of production line, 1 side of production line is provided with installation
Frame 7 is provided with the sliding rail 10 along the setting of 1 vertical direction of production line on the mounting rack 7, and servo electricity is provided on the sliding rail 10
Machine mounting base 8 is provided with servo motor 9, motor shaft and 5 phase of crankshaft of the servo motor 9 in the servo motor mounting base 8
To setting, the shaft coupling for connecting crankshaft 5 is provided on the motor shaft；
7 side of mounting rack is provided with the support frame 12 being erected above production line, is provided on support frame as described above 12
The bracket 13 of 4 top of engine is extended to, is vertically arranged with reference test bar 14 on the bracket 13,14 lower end of reference test bar is used for
It is inserted into 4 cylinder of engine by spark plug mounting hole 6.
The present embodiment is driven slide 3 and engine 4 smooth sliding on production line 1, is utilized by setting driving idler wheel 2
4-6 group driving idler wheel 2 is supported on 3 bottom of slide, both ensure that the stationarity of 3 continuous moving of slide, and it is strong to provide support
Degree can use pin shaft or cylinder and carry out locking positioning to slide when testing, improve the safety of test and accurate
Property.
When 4 piston of engine moves back and forth, 14 bottom of reference test bar is supported on piston the present embodiment structure,
It is moved up and down with piston, by visual inspection, can intuitively know that cylinder enters top dead centre.
By being provided with sliding rail 10 in 1 side of production line, driving servo motor 9 moves back the present embodiment on sliding rail 10
It is dynamic, it is online that engine 4 is driven to carry out average rate rotation after servo motor 9 is connect with engine 4 by shaft coupling, pass through servo
Motor driver acquires the maximum current value or maximum power signal of servo motor, confirms that cylinder enters upper stop at the value
Point reaches accurate positioning, and the purpose of top dead centre groove is rapidly completed, and it is online which can complete top dead centre in 1 minute
Detection, improves production efficiency.
Further, the screw rod that driving servo motor mounting base 8 is moved along sliding rail is provided on the preferred mounting rack 7
11, it is provided with runner on the screw rod 11, it is mobile that the present embodiment by runner controls servo motor mounting base 8, can accurately control
The position of servo motor 9 processed conveniently makes 9 motor shaft of servo motor and 4 crankshaft of engine link together, after connection to runner into
Row locking limit.
Further, it is preferred that the present embodiment is provided with driving servo motor on the mounting rack 7 there are also another structure
The cylinder that mounting base 8 is moved along sliding rail 10, the structural requirement positioning accuracy is high, easy to operate.
Further, it is provided with scale on the reference test bar 14, which obtains engine tope center for directly reading
Position.
Further, the upper sliding sleeve 16 and low sleeve 17 being sleeved on reference test bar 14, the structure are provided on the bracket 13
It avoids tilting back and forth in test procedure test bar 14, avoids the test error for influencing reference test bar 14.
Further, the displacement datum for reading is provided on the bracket 13 between upper sliding sleeve 16 and low sleeve 17
Block 15, it is convenient directly to be read from scale using displacement datum block 15, improve reading efficiency.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The range of restriction.
Claims (6)
1. one kind is used for cylinder top dead centre on-line measuring device, including the production line assembled for engine, feature
It is: is evenly equipped with driving idler wheel on the production line, is provided with slide on the driving idler wheel, is provided with and is used on the slide
The engine of top dead centre is detected, for the crankshaft on the engine towards production line side, the production line side is provided with installation
Frame is provided with the sliding rail along the setting of production line vertical direction on the mounting rack, and servo motor installation is provided on the sliding rail
, it is provided with servo motor in the servo motor mounting base, motor shaft and the crankshaft of the servo motor are oppositely arranged, described
The shaft coupling for connecting crankshaft is provided on motor shaft；
The mounting rack side is provided with the support frame being erected above production line, is provided with to extend on support frame as described above and start
Bracket above machine, reference test bar is vertically arranged on the bracket, and the reference test bar lower end is used to insert by spark plug mounting hole
Enter in cylinder.
2. being used for cylinder top dead centre on-line measuring device as described in claim 1, it is characterised in that: the mounting rack
On be provided with the screw rod that moves along sliding rail of driving servo motor mounting base, be provided with runner on the screw rod.
3. being used for cylinder top dead centre on-line measuring device as described in claim 1, it is characterised in that: the mounting rack
On be provided with the cylinder that moves along sliding rail of driving servo motor mounting base.
4. as claimed in any one of claims 1 to 3 be used for cylinder top dead centre on-line measuring device, it is characterised in that:
Scale is provided on the reference test bar.
5. being used for cylinder top dead centre on-line measuring device as claimed in claim 4, it is characterised in that: on the bracket
It is provided with the upper sliding sleeve and low sleeve being sleeved on reference test bar.
6. being used for cylinder top dead centre on-line measuring device as claimed in claim 5, it is characterised in that: on the bracket
The displacement datum block for reading is provided between upper sliding sleeve and low sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038809.XU CN208952885U (en) | 2018-12-06 | 2018-12-06 | For cylinder top dead centre on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038809.XU CN208952885U (en) | 2018-12-06 | 2018-12-06 | For cylinder top dead centre on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208952885U true CN208952885U (en) | 2019-06-07 |
Family
ID=66745593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822038809.XU Active CN208952885U (en) | 2018-12-06 | 2018-12-06 | For cylinder top dead centre on-line measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208952885U (en) |
-
2018
- 2018-12-06 CN CN201822038809.XU patent/CN208952885U/en active Active
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