CN210660317U - Car turning machine - Google Patents

Car turning machine Download PDF

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Publication number
CN210660317U
CN210660317U CN201921601832.3U CN201921601832U CN210660317U CN 210660317 U CN210660317 U CN 210660317U CN 201921601832 U CN201921601832 U CN 201921601832U CN 210660317 U CN210660317 U CN 210660317U
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CN
China
Prior art keywords
shaft
jigger
barring
speed reducer
diesel engine
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Active
Application number
CN201921601832.3U
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Chinese (zh)
Inventor
郭军军
张凤丽
冯元福
徐明月
康春录
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Weichai Heavy Machinery Co Ltd
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Weichai Heavy Machinery Co Ltd
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Priority to CN201921601832.3U priority Critical patent/CN210660317U/en
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Abstract

The utility model discloses a barring machine relates to barring machine technical field. The jigger comprises a mounting seat, a jigger shaft, a jigger gear, a limiting handle, a hollow shaft type speed reducer and a shaft sleeve, wherein the jigger shaft is arranged in an output shaft of the speed reducer in a sliding manner, a first output flange of the speed reducer is connected with the mounting seat, a second output flange of the speed reducer is connected with the shaft sleeve, one end of the jigger shaft penetrates through the mounting seat to be connected with the jigger gear, and the other end of the jigger shaft extends out of the shaft sleeve; the shaft sleeve is provided with the limiting handle, the barring axle is provided with a first annular groove and a second annular groove, and when the limiting handle is matched with the first annular groove, the barring gear is meshed with a flywheel of the diesel engine; when the limiting handle is matched with the second annular groove, the turning gear is separated from the flywheel of the diesel engine. The utility model discloses the barring machine has solved the barring machine and has used inconvenient problem, has improved work efficiency.

Description

Car turning machine
Technical Field
The utility model relates to a barring technical field, concretely relates to diesel engine barring machine.
Background
The jigger is mainly used for assembling, debugging and overhauling the diesel engine.
At present, the diesel engine car turning machine commonly used can be divided into manual car turning machine, electric car turning machine and pneumatic car turning machine, and above three kinds of car turning machines need install to the diesel engine when using on, need demolish it after using the completion, and the installation needs the longer time of spending with demolising the process for car turning machine uses extremely inconveniently, how to solve the inconvenient problem of car turning machine use, has become the technological problem that technical staff in the field need to solve urgently.
SUMMERY OF THE UTILITY MODEL
To the above defect that prior art exists, the utility model provides a barring machine, this barring machine have solved the barring machine and have used inconvenient problem, have improved work efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the jigger comprises a mounting seat, a jigger shaft, a jigger gear, a limiting handle, a hollow shaft type speed reducer and a shaft sleeve, wherein the jigger shaft is arranged in an output shaft of the speed reducer in a sliding manner, a first output flange of the speed reducer is connected with the mounting seat, a second output flange of the speed reducer is connected with the shaft sleeve, one end of the jigger shaft penetrates through the mounting seat to be connected with the jigger gear, and the other end of the jigger shaft extends out of the shaft sleeve; the shaft sleeve is provided with the limiting handle, the barring axle is provided with a first annular groove and a second annular groove, and when the limiting handle is matched with the first annular groove, the barring gear is meshed with a flywheel of the diesel engine; when the limiting handle is matched with the second annular groove, the turning gear is separated from the flywheel of the diesel engine.
The turning machine further comprises a connecting shaft, one end of the connecting shaft is connected with the input shaft of the speed reducer, the other end of the connecting shaft is a driving end, and the driving end is of a standard outer hexagonal structure.
When the limit handle is matched with the first annular groove, the travel switch enters the second annular groove, and the connection circuit of the diesel engine starting system is disconnected; when the limit handle is matched with the second ring groove, the travel switch is separated from the second ring groove, and a connecting circuit of the diesel engine starting system is closed.
The turning machine further comprises a sheath for pushing the turning shaft to move axially, the sheath is of a cylindrical structure, the sheath is slidably arranged between the shaft sleeve and the turning shaft, and a stop block matched with the inner end part of the sheath is radially and convexly arranged on the turning shaft; the inner cavity of the sheath is provided with a limiting plate, and the end part of the disc axle penetrates through the limiting plate to be connected with a limiting block.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a barring gear, because the barring gear sets up in the tip of barring axle, and the barring axle slides and sets up in the output shaft of speed reducer, when needing the barring, slide the barring axle to the position where the diesel engine flywheel is located, make barring gear mesh with the diesel engine flywheel, and carry out spacing to the barring axle through the first annular of barring axle and spacing handle on the axle sleeve, can carry out the barring work to the diesel engine flywheel; when the barring is not needed, the barring gear is separated from the flywheel of the diesel engine through the reverse sliding barring axle, the barring axle is limited through the second annular groove of the barring axle and the limiting handle on the axle sleeve, and the diesel engine can be started. The utility model discloses the simple and convenient switching that has realized barring and not barring two kinds of states of barring to this barring machine can install all the time on the diesel engine and need not to pull down, has solved the inconvenient problem of barring machine use, has improved the convenience when barring machine uses greatly, has improved work efficiency.
Drawings
Fig. 1 is a schematic structural view of the car turning machine of the present invention;
fig. 2 is a schematic top view of the car turning machine of the present invention;
in the figure: 1-mounting seat, 11-mounting flange, 12-connecting flange, 2-turning axle, 21-first ring groove, 22-second ring groove, 23-stop block, 24-threaded hole, 3-turning gear, 4-limiting handle, 5-speed reducer, 51-first output flange, 52-second output flange, 53-input flange, 54-input shaft, 55-key groove, 6-shaft sleeve, 61-shaft sleeve flange, 62-opening, 7-connecting shaft, 71-driving end, 72-connecting shaft flange, 73-flat key, 8-travel switch, 9-sheath, 91-limiting plate, 10-limiting block, 13-bolt and 14-bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and fig. 2, the jigger comprises a mounting base 1, a jigger shaft 2, a jigger gear 3, a limit handle 4, a hollow shaft type speed reducer 5 and a shaft sleeve 6, wherein the jigger shaft 2 is slidably arranged in an output shaft (not shown in the figure) of the speed reducer 5, a first output flange 51 of the speed reducer 5 is connected with the mounting base 1, a second output flange 52 of the speed reducer 5 is connected with the shaft sleeve 6, one end of the jigger shaft 2 penetrates through the mounting base 1 to be connected with the jigger gear 3, and the other end of the jigger shaft 2 extends out of the shaft sleeve 6; the shaft sleeve 6 is provided with a limit handle 4, the disc axle 2 is provided with a first ring groove 21 and a second ring groove 22, and when the limit handle 4 is matched with the first ring groove 21, the barring gear 3 is meshed with a flywheel (not shown) of the diesel engine; when the limit handle 4 is engaged with the second annular groove 22, the barring gear 3 is disengaged from the diesel engine flywheel.
In the embodiment, two ends of the mounting base 1 are respectively provided with a mounting flange 11 and a connecting flange 12, the mounting base 1 is mounted on the diesel engine body through the mounting flange 11, and the first output flange 51 of the speed reducer 5 is connected to the connecting flange 12; one end of the shaft sleeve 6 is provided with a shaft sleeve flange 61, and the shaft sleeve flange 61 is connected to the second output flange 52 of the speed reducer 2.
In the present embodiment, the barring gear 3 is fixedly arranged at the end of the barring shaft 2 by a bolt 13; the speed reducer 5 adopts a hollow shaft type speed reducer with a speed ratio of 80, the hollow shaft type speed reducer is the prior art, details are not repeated in the embodiment, a key groove (not shown in the figure) is arranged in an output shaft of the speed reducer 5, a flat key (not shown in the figure) is arranged on the barring shaft 2, the speed reducer 5 drives the barring axle 2 to rotate through the matching of the key groove and the flat key, and the barring shaft 2 drives the barring gear 3 to rotate.
In this embodiment, the sleeve 6 is provided with an insertion hole (not shown), and the limit handle 4 is inserted into the first annular groove 21 or the second annular groove 22 through the insertion hole to limit the turning state or the non-turning state of the turning shaft 2.
As shown in fig. 1 and fig. 2, the turning gear further includes a connecting shaft 7, one end of the connecting shaft 7 is connected to the input shaft 54 of the speed reducer 5, the other end of the connecting shaft 7 is a driving end 71, and the driving end 71 is of a standard external hexagonal structure.
In the present embodiment, the connecting shaft 7 is provided with a connecting shaft flange 72, and the connecting shaft flange 72 is connected to the input flange 53 of the speed reducer 5; the input shaft 54 of the speed reducer 5 is provided with a key groove 55, the connecting shaft 7 is provided with a flat key 73, and through the matching of the key groove 55 and the flat key 73, the connecting shaft 7 drives the input shaft 54 to rotate, so as to drive the output shaft of the speed reducer 5 to rotate, and the output shaft of the speed reducer 5 drives the barring axle 2 and the barring gear 3 to rotate.
In the embodiment, the speed ratio of the speed reducer 5 is 80, the turning moment is small, and the driving end 71 of the connecting shaft 7 adopts a standard external hexagonal structure, so that a manual wrench, an electric wrench or a pneumatic wrench and the like can be used for turning, and the problems that the manual turning machine is low in cost and hard to turn are solved; the electric jigger has high efficiency but high cost, and cannot be used in flammable and explosive occasions; the pneumatic jigger can be applied to most occasions, but a corresponding compressed air pipeline needs to be equipped, the price is higher, and the like, and the pneumatic jigger has the advantages of low cost, high jigger efficiency, wide due range and the like.
As shown in fig. 1 and fig. 2, the shaft sleeve 6 is provided with a travel switch 8 for controlling a connection circuit of the diesel engine starting system, when the limit handle 4 is matched with the first ring groove 21, the travel switch 8 enters the second ring groove 22, and the connection circuit of the diesel engine starting system is disconnected; when the limit handle 4 is matched with the second ring groove 22, the travel switch 8 is separated from the second ring groove 22, and the connection circuit of the diesel engine starting system is closed.
In this embodiment, the travel switch 8 is a contact travel switch, the shaft sleeve 6 is provided with an opening 62, an operating head of the travel switch 8 extends into the shaft sleeve 6 from the opening 62, and along with the sliding of the disc axle 2, when the limit handle 4 is matched with the first ring groove 21, the operating head of the travel switch 8 falls into the second ring groove 22, the normally open contact of the travel switch 8 is disconnected, and the connection circuit of the diesel engine starting system is disconnected; when the limit handle 4 is matched with the second annular groove 22, the operating head of the travel switch 8 is separated from the second annular groove 22, the normally open contact of the travel switch 8 is switched on, the connection circuit of the diesel engine starting system is closed, and by designing the starting safety interlocking function, the diesel engine can be ensured not to be started when the vehicle is turned, the potential safety hazard is eliminated, and the safety of an operator is ensured.
As shown in fig. 1 and fig. 2, the jigger further includes a sheath 9 for pushing the jigger shaft 2 to move axially, the sheath 9 is a cylindrical structure, the sheath 9 is slidably disposed between the shaft sleeve 6 and the jigger shaft 2, and a stopper 23 matched with an inner end portion of the sheath 9 is radially and convexly disposed on the jigger shaft 2; the inner chamber of sheath 9 is provided with limiting plate 91, and the tip of dish axletree 2 passes limiting plate 91 and is connected with stopper 10.
In the embodiment, the stop block 23 and the barring axle 2 are integrally arranged, the stop block 23 circumferentially extends by taking the axis of the barring axle 2 as a central axis, and is matched with the inner end of the sheath 9 through the stop block 23 so as to push the barring axle 2 to move towards the position of a flywheel of the diesel engine; one end of the disc axle 2 close to the sheath 9 is provided with a threaded hole 24, the limiting block 10 is connected to the disc axle 2 through a bolt 14 and is matched with the limiting plate 91 through the limiting block 10 so as to pull the disc axle 2 to move towards the direction far away from the flywheel of the diesel engine.
When the turning is needed, the turning shaft 2 is pushed to move towards the position of the diesel engine flywheel, so that the turning gear 3 is meshed with the diesel engine flywheel, the turning shaft 2 is limited through the first annular groove 21 of the turning shaft 2 and the limiting handle 4 on the shaft sleeve 6, the operating head of the travel switch 8 falls into the second annular groove 22, the connection circuit of a diesel engine starting system is disconnected, and the turning operation can be carried out on the diesel engine flywheel at the moment;
when the turning of the diesel engine is not needed, the turning gear 3 is separated from the flywheel of the diesel engine by pulling the turning disc axle 2 reversely, the turning disc axle 2 is positioned through the second annular groove 22 of the turning disc axle 2 and the limiting handle 4 on the shaft sleeve 6, the operating head of the travel switch 8 is separated from the second annular groove 22, the connecting circuit of the diesel engine starting system is closed, and the diesel engine can be started.
The utility model discloses the barring machine can be installed on the diesel engine all the time and need not to pull down, cooperates with manual spanner, electric spanner or air wrench to use, and the simple and convenient switching that has realized barring and not barring two kinds of states has solved the barring machine and has used inconvenient problem, has improved work efficiency; and the barring machine has a safe interlocking function for starting, can ensure that the diesel engine cannot start when barring, eliminates potential safety hazards and ensures the safety of operators.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without the labor of creation from the above conception, which falls within the protection scope of the present invention.

Claims (4)

1. The jigger comprises a mounting seat, a jigger shaft, a jigger gear and a limit handle, and is characterized by also comprising a hollow shaft type speed reducer and a shaft sleeve,
the turning shaft is arranged in an output shaft of the speed reducer in a sliding mode, a first output flange of the speed reducer is connected with the mounting seat, a second output flange of the speed reducer is connected with the shaft sleeve, one end of the turning shaft penetrates through the mounting seat to be connected with the turning gear, and the other end of the turning shaft extends out of the shaft sleeve;
the shaft sleeve is provided with the limiting handle, the barring axle is provided with a first annular groove and a second annular groove, and when the limiting handle is matched with the first annular groove, the barring gear is meshed with a flywheel of the diesel engine; when the limiting handle is matched with the second annular groove, the turning gear is separated from the flywheel of the diesel engine.
2. The jigger of claim 1, further comprising a connecting shaft, wherein one end of the connecting shaft is connected with an input shaft of the speed reducer, the other end of the connecting shaft is a driving end, and the driving end is of a standard outer hexagonal structure.
3. The jigger of claim 1 or 2, wherein a travel switch for controlling a connection circuit of a diesel engine starting system is arranged on the shaft sleeve, and when the limit handle is matched with the first annular groove, the travel switch enters the second annular groove, so that the connection circuit of the diesel engine starting system is disconnected; when the limit handle is matched with the second ring groove, the travel switch is separated from the second ring groove, and a connecting circuit of the diesel engine starting system is closed.
4. The jigger machine as claimed in claim 3, further comprising a sheath for pushing the jigger shaft to move axially, wherein the sheath is a cylindrical structure, the sheath is slidably disposed between the shaft sleeve and the jigger shaft, and a stopper matched with an inner end of the sheath is radially and convexly disposed on the jigger shaft; the inner cavity of the sheath is provided with a limiting plate, and the end part of the disc axle penetrates through the limiting plate to be connected with a limiting block.
CN201921601832.3U 2019-09-24 2019-09-24 Car turning machine Active CN210660317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921601832.3U CN210660317U (en) 2019-09-24 2019-09-24 Car turning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921601832.3U CN210660317U (en) 2019-09-24 2019-09-24 Car turning machine

Publications (1)

Publication Number Publication Date
CN210660317U true CN210660317U (en) 2020-06-02

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ID=70839629

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921601832.3U Active CN210660317U (en) 2019-09-24 2019-09-24 Car turning machine

Country Status (1)

Country Link
CN (1) CN210660317U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112377304A (en) * 2020-12-01 2021-02-19 广西玉柴机器股份有限公司 Turning mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112377304A (en) * 2020-12-01 2021-02-19 广西玉柴机器股份有限公司 Turning mechanism

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