CN110963400A - Lifting appliance for engine lifting - Google Patents
Lifting appliance for engine lifting Download PDFInfo
- Publication number
- CN110963400A CN110963400A CN201911329539.0A CN201911329539A CN110963400A CN 110963400 A CN110963400 A CN 110963400A CN 201911329539 A CN201911329539 A CN 201911329539A CN 110963400 A CN110963400 A CN 110963400A
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- CN
- China
- Prior art keywords
- engine
- driving
- clamping
- clamping block
- lifting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
Abstract
The invention discloses a lifting appliance for lifting an engine, and belongs to the field of lifting appliances. The device includes: a force bearing bent arm; the operating mechanism is slidably arranged at one end of the bearing bent arm and is used for driving the bearing bent arm to move; the clamping device is arranged at the other end of the force bearing bent arm and is used for clamping an object; the invention provides a lifting appliance for hoisting an engine, which can conveniently adjust the angle of a bearing curved arm by using a control mechanism so as to adjust the angle of the engine, controls a clamping device by using a controller, simplifies the operation, enables an operator to easily realize clamping operation without redundant actions such as stooping and the like, and improves the labor efficiency.
Description
Technical Field
The invention relates to the field of hoisting instruments, in particular to a hoisting tool for hoisting an engine.
Background
An Engine (Engine) is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines (gasoline engines, etc.), external combustion engines (stirling engines, steam engines, etc.), electric motors, etc. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is suitable for a power generation device, and can also refer to the whole machine (such as a gasoline engine and an aircraft engine) comprising the power device.
In the production process of the engine, assembly line operation needs to be carried out among a plurality of stations according to manufacturing and assembling processes, and the engine is large in body and heavy in weight and is often difficult to transport. As shown in fig. 1, when the engine is on the assembly circular line, the tool for fixing the engine is a cone, and the axis of the cone inclines forwards by 21 °. The engine lifting device is characterized in that the engine lifting device needs to be placed on a turnover vehicle when the engine lifting device goes down from an assembly line, and a tool on the turnover vehicle is an upright vertebral body so as to prevent accidents such as turnover and the like in the transportation process due to unstable gravity center, so that the posture of the engine can be changed after the engine is lifted by a lifting device, but no proper lifting device exists in the prior art.
Disclosure of Invention
The invention provides a lifting appliance for lifting an engine, which can solve the problems pointed out in the background technology.
A hanger for engine hoisting, comprising:
a force bearing bent arm;
the operating mechanism is slidably arranged at one end of the bearing bent arm and is used for driving the bearing bent arm to move;
the clamping device is arranged at the other end of the force bearing bent arm and is used for clamping an object; and the number of the first and second groups,
and the manipulator is arranged on the force bearing bent arm and is used for controlling the working state of the clamping device.
Preferably, a slide rail is arranged on the force bearing bent arm, the operating mechanism is slidably arranged on the slide rail, and the operating mechanism comprises a changing device and a driving device for driving the changing device.
Preferably, the varying device comprises a sliding body which is slidably arranged on the sliding rail, a first connecting rod which is connected to the driving device in a driving mode, and a second connecting rod of which one end is hinged to the first connecting rod, and the other end of the second connecting rod is hinged to the force bearing bent arm.
Preferably, the shifting device comprises a sliding body which is slidably arranged on the sliding rail, a driving gear which is connected to the driving device in a driving mode, and an arc-shaped rack which is arranged on the force bearing bent arm, and the driving gear is meshed with the rack.
Preferably, the changing device comprises a sliding body, an upper limiting wheel rotatably arranged on the sliding body and a lower limiting wheel rotatably arranged on the sliding body, and the upper limiting wheel and the lower limiting wheel are matched with the sliding rail and are respectively arranged on the upper side and the lower side of the sliding rail.
Preferably, the driving device comprises a variable angle handle connected to the changing device in a driving mode, a first limiting device arranged on the changing device and a second limiting device arranged on the changing device, and the first limiting device and the second limiting device are used for limiting the rotation range of the variable angle handle.
Preferably, the clamping device comprises a clamping block, a driving rod and a shifting fork rotatably arranged on the clamping block, wherein one end of the driving rod is in driving connection with the manipulator, and the other end of the driving rod is in driving connection with the shifting fork so as to control the shifting fork to act through the manipulator.
Preferably, the clamping device comprises a clamping block, a transmission belt, a first bevel gear rotatably arranged on the clamping block, a second bevel gear meshed with the first bevel gear, and a shifting fork rotatably arranged on the clamping block, the transmission belt is in transmission connection between the manipulator and the first bevel gear, and the second bevel gear is in driving connection with the shifting fork.
Preferably, the clamping device further comprises a stop pin and a return spring, a stop hole for accommodating the stop pin is formed in the clamping block, the stop pin is slidably arranged in the stop hole, a sliding groove penetrating into the stop hole is formed in the clamping block, the shifting fork is connected to the stop pin through a connecting piece and used for driving the stop pin to move, one end of the return spring is connected to the stop pin, and the other end of the return spring is connected to the clamping block.
Preferably, the manipulator has a locking device.
The invention provides a lifting appliance for hoisting an engine, which can conveniently adjust the angle of a bearing bent arm by using an operating mechanism so as to adjust the angle of the engine, can simplify the operation by using a controller to control a clamping device, can easily realize the clamping operation under the condition that an operator does not need to bend over and other redundant actions, and improves the labor efficiency.
Drawings
FIG. 1 is a schematic view of an engine on an assembly line;
FIG. 2 is a first structural schematic diagram of a hoisting state of a hanger for hoisting an engine provided by the invention;
FIG. 3 is a first schematic structural diagram of a lifting appliance for engine lifting provided by the invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is an enlarged view of a portion of FIG. 3 at B;
FIG. 6 is a schematic cross-sectional structure view of a hanger for engine hoisting provided by the invention;
FIG. 7 is a rear view of FIG. 3;
FIG. 8 is a structural schematic diagram II of a hoisting state of the hanger for hoisting an engine provided by the invention;
FIG. 9 is a schematic view of the cross-sectional structure C-C of FIG. 8;
FIG. 10 is a schematic view of the structure of the clamping device of FIG. 3;
FIG. 11 is a top view of FIG. 10;
FIG. 12 is a schematic view of the cross-sectional view D-D of FIG. 11;
fig. 13 is a structural schematic diagram of a lifting appliance for engine lifting provided by the invention;
fig. 14 is a partial enlarged view of fig. 13 at E.
Description of reference numerals:
00-engine, 01-vertebral body, 011-clamping groove, 10-lifting appliance, 11-operating mechanism, 111-force bearing bent arm, 112-variable angle handle, 113-sliding body, 1131-fixed slideway, 1132-lifting block, 1133-lifting ring, 1134-fixed disk, 1135-first limiting device, 1136-second limiting device, 1137-upper limiting wheel, 1138-lower limiting wheel, 1139-first connecting rod, 114-balancing weight, 1140-second connecting rod, 1141-sliding rail, 12-clamping device, 121-operator, 122-clamping jaw, 1121-driving rod, 1222-fork pull, 1223-clamping block, 1224-stopping pin, 1225-return spring, 1226-driving belt, 1227-first bevel gear and 1228-second bevel gear.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in figure 1, when the engine is on an assembly line, the engine is erected on a cone, the axis of the cone inclines forwards by 21 degrees, and the lower end of the cone is provided with a clamping groove for clamping.
The first embodiment is as follows:
as shown in fig. 1 to 12, a hanger for engine hoisting according to an embodiment of the present invention includes a force-bearing curved arm, the force-bearing curved arm is integrally arc-shaped, a space for accommodating an engine is formed in the middle of the force-bearing curved arm, a slide rail is disposed at a front end of the force-bearing curved arm, and the slide rail may be integrally formed with the force-bearing curved arm or may be separately designed and fixedly connected to the force-bearing curved arm; the position of the bearing curved arm corresponding to the slide rail is provided with an operating mechanism, the operating mechanism comprises a sliding body, the sliding body is integrally of a C-shaped structure and embraces the slide rail, an upper limiting wheel and a lower limiting wheel are arranged in the sliding body, the upper limiting wheel and the lower limiting wheel are respectively positioned on the upper side and the lower side of the slide rail so as to limit the position of the sliding body, the sliding body can only move along the extending direction of the slide rail, the extending track of the slide rail is arc-shaped, and therefore the position of the bearing curved arm can be adjusted so as to finally adjust the inclination angle of the lower end of the bearing curved arm. The upper end of the sliding body is provided with a fixed slide way, the fixed slide way is provided with a hoisting block, the hoisting block is provided with a chute matched with the fixed slide way, the hoisting block can slide on the fixed slide way, and the hoisting block is provided with a hoisting ring for connecting a steel cable to hoisting equipment such as a crane. The operating mechanism also comprises a first connecting rod, a second connecting rod and a variable angle handle, one end of the first connecting rod is fixedly connected to a rotating shaft, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged to a force bearing bent arm, the variable angle handle is rotatably arranged on a sliding body through the rotating shaft, two bearing grooves are respectively arranged on two side plates of the sliding body, bearings are arranged in the bearing grooves, one end of the rotating shaft, which penetrates through an inner ring of the bearing, is connected to the variable angle handle, the variable angle handle is positioned on one side of the force bearing bent arm, is used for driving the rotating shaft to rotate, the rotating shaft can drive the first connecting rod to rotate when rotating, the first connecting rod drives the second connecting rod to move in the rotating process, because the other end of the second connecting rod is hinged on the bearing curved arm, the bearing curved arm can be driven to move, because the bearing curved arm is arc-shaped and the slide rail is also arc-shaped, the angle of the bearing curved arm can be adjusted by rotating the angle-changing handle.
In this embodiment, a plurality of adjusting holes are opened on the first connecting rod, and an adjusting rod matched with the adjusting holes is arranged on the second connecting rod, so that the distance between the first connecting rod and the second connecting rod can be adjusted, and the adjusting range can be adjusted.
Furthermore, the second connecting rod comprises a first adjusting rod and a second adjusting rod, an external thread is arranged on the first adjusting rod, an internal thread hole matched with the external thread on the first adjusting rod is arranged on the second adjusting rod, and the adjusting range can be further adjusted through thread matching.
For accurate control adjustment range, still be provided with the fixed disk on the slider, the pivot passes the fixed disk and is connected to the handle of becoming the angle, is provided with first stop device and second stop device on the fixed disk for the rotation range of restriction handle of becoming the angle.
Preferably, the first limiting device and the second limiting device are damping limiting devices.
In order to fix the angle-variable handle and prevent the force-bearing bent arm from backtracking under the action of gravity, a plurality of fixing holes are arranged on the fixing disc, the angle-variable handle comprises a supporting rod, an angle-variable adjusting rod and an adjusting handle, the supporting rod is fixedly connected to the fixing disc, the middle part of the angle-variable adjusting rod is hinged on the supporting rod, the adjusting handle is rotatably arranged at the tail end of the supporting rod and has a certain adjusting range along the direction of the rotating shaft, a limiting table is arranged at the tail end of the angle-variable adjusting rod, the limiting table is arc-shaped and preferably spherical, two baffle plates for clamping the limiting table are arranged on the adjusting handle, an angle-variable limiting rod matched with the fixing holes is arranged at the front end of the angle-variable adjusting rod, when the adjusting is needed, the adjusting handle is pushed to one direction to drive the angle-variable adjusting rod, so that the angle-variable limiting rod at the front end of the angle-variable adjusting, when the positioning is needed, the baffle plate drives the limiting table to move only by reverse operation, so that the angle-variable adjusting rod is driven to rotate, and the angle-variable limiting rod is inserted into the fixing hole, so that the positioning can be realized.
The invention also comprises a clamping device which is arranged at the other end of the bearing bent arm and is used for clamping an object; and the manipulator is arranged on the force bearing bent arm and is used for controlling the working state of the clamping device.
The manipulator includes a fixed backup pad and the commutator that sets up on the bearing curved boom, the commutator sets up in the backup pad, the commutator includes a turning handle and a stopper that is used for restricting the turning handle pivoted, be provided with a actuating lever in the backup pad, the one end of actuating lever is connected to the one end of a connecting axle through a coupling joint, the other end of connecting axle is connected to the turning handle, two spacing grooves have been seted up on the stopper, a position for spacing turning handle, be linked together through a spread groove between two spacing grooves, the turning handle passes the spread groove and is connected to the actuating lever, the one end of actuating lever is passed through the bearing and is rotationally set up in the backup pad.
The clamping device comprises a clamping block, a shifting fork, a driving pin, a stop pin and a reset spring, wherein a containing space for containing a cone body of a fixed engine is arranged on the clamping block, a convex block capable of extending into a clamping groove is arranged at the containing space of the clamping block and used for being clamped on the cone body, a rotating shaft is arranged on the clamping block, a shifting fork is fixedly connected onto the rotating shaft, a driving rod is connected to the rotating shaft through a coupler, a clamping groove is arranged on the clamping block, the stop pin is slidably arranged in the clamping groove, the clamping groove has a certain length so as to be suitable for the driving pin to have enough sliding space in the movement process, the clamping block is also provided with a connecting groove penetrating into the clamping groove, one end of the driving pin penetrates through the connecting groove and is connected to the stop pin, the other end of the driving pin is connected to the shifting fork, a shifting, when the rotating handle is rotated, the rotating handle drives the driving rod to rotate through the coupler, the driving rod drives the shifting fork to rotate through the coupler at the other end, the shifting fork drives the driving pin to move, the driving pin drives the stop pin to move, the stop pin extends out of the clamping groove and abuts against the movement of the limited vertebral body on the vertebral body, and therefore the engine is clamped. When the locking device needs to be loosened, only reverse operation is needed, and due to the existence of the spring, the operation has certain return force, so that the reverse operation is more labor-saving.
The second embodiment is as follows:
in this embodiment, the other parts are the same as the first embodiment, the changing device includes a sliding body slidably disposed on the sliding rail, a driving gear drivingly connected to the driving device, and an arc-shaped rack disposed on the force-bearing curved arm, and the driving gear is engaged with the rack. The variable-angle handle is connected to the driving gear in a driving mode, the driving gear is driven to rotate by rotating the variable-angle handle, the driving gear drives the arc-shaped rack to rotate, and then the bearing bent arm is driven to move, and angle adjustment is achieved.
The third concrete embodiment:
as shown in fig. 13-14, the other parts are the same as the first embodiment, the clamping device comprises a clamping block, a transmission belt, a first bevel gear rotatably arranged on the clamping block, a second bevel gear meshed with the first bevel gear, and a shifting fork rotatably arranged on the clamping block, the transmission belt is in transmission connection between the manipulator and the first bevel gear, and the second bevel gear is in driving connection with the shifting fork. The variable angle handle is rotationally arranged on the bearing bent arm, the variable angle handle drives the first bevel gear to rotate through the transmission belt, the first bevel gear drives the second bevel gear to rotate, and the second bevel gear drives the shifting fork to rotate. The other actions are the same.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (10)
1. The utility model provides a hoist is used in engine hoist and mount which characterized in that includes:
a force bearing bent arm;
the operating mechanism is slidably arranged at one end of the bearing bent arm and is used for driving the bearing bent arm to move;
the clamping device is arranged at the other end of the force bearing bent arm and is used for clamping an object; and the number of the first and second groups,
and the manipulator is arranged on the force bearing bent arm and is used for controlling the working state of the clamping device.
2. The hanger for hoisting the engine according to claim 1, wherein the catenary arm is provided with a slide rail, the operating mechanism is slidably disposed on the slide rail, and the operating mechanism comprises a varying device and a driving device for driving the varying device.
3. The sling according to claim 2 wherein said varying means comprises a slider slidably disposed on said rail, a first link drivingly connected to said driving means, and a second link having one end hinged to said first link, and the other end hinged to said catenary arm.
4. The sling according to claim 2 wherein said varying means comprises a slider slidably disposed on said rail, a drive gear drivingly connected to said drive means, and an arcuate rack disposed on said weighted arm, said drive gear engaging said rack.
5. The engine lifting sling according to claim 2, 3 or 4, wherein the varying device comprises a sliding body, an upper limiting wheel rotatably arranged on the sliding body, and a lower limiting wheel rotatably arranged on the sliding body, and the upper limiting wheel and the lower limiting wheel are matched with the sliding rail and are respectively arranged at the upper side and the lower side of the sliding rail.
6. A lifting appliance for hoisting an engine as recited in claim 2, 3 or 4, wherein said driving means comprises a variable angle handle drivingly connected to said varying means, a first limiting means provided on said varying means, and a second limiting means provided on said varying means, said first limiting means and said second limiting means being adapted to limit the range of rotation of said variable angle handle.
7. The hanger for hoisting the engine as claimed in claim 1, wherein the clamping device comprises a clamping block, a driving rod and a shifting fork rotatably disposed on the clamping block, the driving rod is connected to the manipulator at one end and connected to the shifting fork at the other end, so as to control the shifting fork through the manipulator.
8. The lifting appliance for hoisting the engine as recited in claim 1, wherein the clamping device comprises a clamping block, a transmission belt, a first bevel gear rotatably disposed on the clamping block, a second bevel gear engaged with the first bevel gear, and a shifting fork rotatably disposed on the clamping block, the transmission belt is drivingly connected between the manipulator and the first bevel gear, and the second bevel gear is drivingly connected to the shifting fork.
9. The lifting appliance for engine lifting according to claim 7 or 8, wherein the clamping device further comprises a stop pin and a return spring, the clamping block is provided with a stop hole for accommodating the stop pin, the stop pin is slidably disposed in the stop hole, the clamping block is provided with a sliding groove penetrating into the stop hole, the shifting fork is connected to the stop pin through a connecting piece and used for driving the stop pin to move, one end of the return spring is connected to the stop pin, and the other end of the return spring is connected to the clamping block.
10. A spreader for engine lifting as claimed in claim 7 or 8, wherein the manipulator has locking means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329539.0A CN110963400B (en) | 2019-12-20 | 2019-12-20 | Lifting appliance for engine lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329539.0A CN110963400B (en) | 2019-12-20 | 2019-12-20 | Lifting appliance for engine lifting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110963400A true CN110963400A (en) | 2020-04-07 |
| CN110963400B CN110963400B (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911329539.0A Active CN110963400B (en) | 2019-12-20 | 2019-12-20 | Lifting appliance for engine lifting |
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| Country | Link |
|---|---|
| CN (1) | CN110963400B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040084916A1 (en) * | 2002-10-31 | 2004-05-06 | Cronk David W. | Lift tool |
| CN107285188A (en) * | 2017-07-26 | 2017-10-24 | 重庆长安汽车股份有限公司 | A kind of stone tongs for lower cylinder body of engine |
-
2019
- 2019-12-20 CN CN201911329539.0A patent/CN110963400B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040084916A1 (en) * | 2002-10-31 | 2004-05-06 | Cronk David W. | Lift tool |
| CN107285188A (en) * | 2017-07-26 | 2017-10-24 | 重庆长安汽车股份有限公司 | A kind of stone tongs for lower cylinder body of engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110963400B (en) | 2020-11-10 |
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