CN116142990A - Bearing lowering device and method for disassembling automobile engine - Google Patents

Bearing lowering device and method for disassembling automobile engine Download PDF

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Publication number
CN116142990A
CN116142990A CN202310202933.8A CN202310202933A CN116142990A CN 116142990 A CN116142990 A CN 116142990A CN 202310202933 A CN202310202933 A CN 202310202933A CN 116142990 A CN116142990 A CN 116142990A
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CN
China
Prior art keywords
engine
seat
disassembling
sliding
fixedly connected
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.)
Pending
Application number
CN202310202933.8A
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Chinese (zh)
Inventor
夏二利
王金明
李明晓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Zhongyong Electromechanical Technology Co ltd
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Shandong Zhongyong Electromechanical Technology Co ltd
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Publication date
Application filed by Shandong Zhongyong Electromechanical Technology Co ltd filed Critical Shandong Zhongyong Electromechanical Technology Co ltd
Priority to CN202310202933.8A priority Critical patent/CN116142990A/en
Publication of CN116142990A publication Critical patent/CN116142990A/en
Pending legal-status Critical Current

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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
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/04—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
    • 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
    • B66C1/107—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 for lifting engines
    • 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
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • 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
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/18—Band-type slings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/48—Manually-movable jib cranes for use in workshops
    • B66C23/485—Manually-movable jib cranes for use in workshops for lifting and moving engines, e.g. car or aero engines or parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/08—Runners; Runner bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/56—Reuse, recycling or recovery technologies of vehicles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention provides a bearing lowering device and a method for disassembling an automobile engine, wherein the bearing lowering device for disassembling the automobile engine comprises a supporting seat, the top of the supporting seat is fixedly connected with a top seat, the top of the top seat is connected with a displacement sliding seat in a sliding manner, the top of the top seat is connected with a backward moving assembly, a suspension rod is arranged below the top seat, the lower parts of the left side and the right side of the suspension rod are respectively connected with a suspension arm, the bottom of the suspension arm is fixedly connected with a metal braiding belt, the suspension arm is connected with a rolling assembly, and the rolling assembly comprises a sliding cavity vertically arranged on the front side of the suspension arm. According to the invention, through the matched use of the suspension arm and the winding component, the metal braid belt can be stably connected with the screw hole plate of the engine, the engine is lifted out of the engine room under the matched use of the bracket component and the electric hoist, and finally, through the matched use of the displacement sliding seat and the backward moving component, the lifted engine can be lifted backward, so that the easy disassembly of the engine can be realized, the mechanical degree is high, and the time and the efficiency are saved.

Description

Bearing lowering device and method for disassembling automobile engine
Technical Field
The invention relates to a bearing lowering device and method for disassembling an automobile engine, and belongs to the technical field of automobile part maintenance and reconstruction.
Background
The engine is a machine capable of converting other forms of energy into mechanical energy, in the process of disassembling the engine, because the engine volume and the mass are large, workers are inconvenient to move the engine, the engine is required to be hoisted and moved by means of a hanging frame, and the engine is generally hoisted and moved by adopting a common hanging frame at present, as shown in fig. 1, when the engine is hoisted and moved by adopting the common hanging frame, the phenomenon of unstable connection exists, and after the engine is hoisted, the hanging frame is required to be manually moved to pull the engine away from the upper part of a vehicle body, and in the process of operation, the limbs of the workers are easy to collide with the engine, which is the defect existing in the prior art.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a bearing and lowering device and a bearing and lowering method for disassembling an automobile engine. The invention can realize easy disassembly of the engine, has high degree of mechanization, and saves time and is efficient.
The scheme is realized by the following technical measures: the utility model provides a device is transferred with bearing to automobile engine disassembles, it includes the supporting seat, the top fixedly connected with footstock of supporting seat, the top sliding connection of footstock has the displacement slide, the top of footstock is connected with the back subassembly, the below of footstock is provided with the jib, the below of jib left and right sides all is connected with the davit, the bottom fixedly connected with metal braid strip of davit, be connected with rolling subassembly on the davit, rolling subassembly includes along the slide chamber of vertical seting at the davit front side, the slide intracavity rotation is connected with the screw lift pole, the rear side top fixed mounting of davit has step motor, the surface threaded connection of screw lift pole has the screw slide hook, the top cover of metal braid strip is established on the surface of screw slide hook, the equal fixedly connected with belt pulley in top of step motor and screw lift pole, two belt pulleys are connected through belt drive, the left and right sides of jib all is connected with bracket component, the top fixed mounting of displacement slide has the electric hoist, the lower extreme fixedly connected with of electric hoist is at the smooth top of davit has the rectangle chain top of hoist to open the top of hoist to be equipped with the electric hoist hole.
Preferably, the backward moving assembly comprises a stepping motor fixedly arranged at the top of the top seat, T-shaped guide rails are fixedly connected to the left side and the right side of the top seat respectively, and two guide sliding sleeves in sliding fit with the T-shaped guide rails are fixedly connected to the bottom of the displacement sliding seat.
Preferably, the output shaft fixedly connected with screw thread actuating lever of step motor, both ends are rotated with the front and back both ends of right side T shape guide rail respectively around the screw thread actuating lever, the fixed cover of the equal fixedly connected with in left and right sides at displacement slide top, right side fixed cover threaded connection is at the surface of screw thread actuating lever.
Preferably, the bracket component comprises a side rod which is connected with the inner cavity of the suspender in a sliding way, the left end and the right end of the suspender are both rotationally connected with rotary threaded sleeves, and the rotary threaded sleeves are in threaded connection with the surfaces of the side rod.
Preferably, the bottom of the side rod is welded with a diagonal bracing reinforcing rod, and one side of the two diagonal bracing reinforcing rods, which is opposite to the surface of the diagonal bracing reinforcing rod, is sleeved with a connecting sleeve.
Preferably, a plurality of rollers are fixedly arranged at the bottom of the supporting seat.
Preferably, pulleys are mounted on the left side and the right side of the bottom of the displacement sliding seat, arc-shaped guide rails are fixedly connected to the left side and the right side of the top seat, and the pulleys are in rolling contact with the surfaces of the arc-shaped guide rails.
Preferably, the top of left side T shape guide rail fixedly connected with guide bar, left side fixed cover sliding connection is at the surface of guide bar.
Preferably, the bottom of the front surface of the suspension arm is fixedly connected with a limit sleeve, and the metal braid belt penetrates through an inner cavity of the limit sleeve.
The invention also provides a bearing and lowering method for disassembling the automobile engine based on the bearing and lowering device for disassembling the automobile engine, which comprises the following steps:
1. the method comprises the steps that a worker firstly disassembles an automobile engine from other connecting positions in a cabin, pushes a supporting seat to the engine position, and enables a suspender to reach the upper part of the engine by controlling an electric hoist to descend, and at the moment, a displacement sliding seat moves to the forefront side of the top of a top seat;
2. penetrating a metal braiding belt into a screw hole plate with a fixed surface of an engine, penetrating the metal braiding belt into an inner cavity of a limit sleeve, enabling the metal braiding belt to be hung on the surface of a screw thread sliding hook, starting a stepping motor, driving a screw thread lifting rod to rotate in the inner cavity of the sliding cavity, and driving the screw thread sliding hook to move upwards by the screw thread on the surface of the screw thread lifting rod, so that the metal braiding belt is tightened, and stable connection between the metal braiding belt and the screw hole plate on the surface of the engine is realized;
3. after the metal braiding belt is connected with the engine, a worker starts an electric hoist to lift a suspender, and the suspender lifts the metal braiding belt and the engine through the cooperation of the side rods and the suspender, so that the engine is completely suspended out of the engine room;
4. the step motor is started, the step motor drives the threaded driving rod to rotate, the displacement sliding seat moves backwards along the threaded driving rod in the rotation process of the threaded driving rod, the displacement sliding seat drives the electric hoist to synchronously move backwards, the electric hoist drives the engine to synchronously move backwards through the suspension rod and the suspension arm, the engine can be thoroughly removed, after the engine moves to move, the chain of the electric hoist is lowered, the engine is lowered, the metal braiding belt is finally taken out from the threaded sliding hook, and the metal braiding belt is pulled out of the limiting sleeve and the screw hole plate fixed on the surface of the engine.
The invention has the beneficial effects that: according to the invention, through the matched use of the suspension arm and the winding component, the metal braid belt can be stably connected with the screw hole plate of the engine, the engine is lifted out of the engine room under the matched use of the bracket component and the electric hoist, and finally, through the matched use of the displacement sliding seat and the backward moving component, the lifted engine can be lifted backward, so that the easy disassembly of the engine can be realized, the mechanical degree is high, and the time and the efficiency are saved. It is seen that the present invention provides substantial features and improvements over the prior art, as well as significant advantages in its practice.
Drawings
Fig. 1 is a schematic structural view of a conventional hanger in the prior art.
Fig. 2 is a schematic structural view of a bearing lowering device for disassembling an automobile engine in the invention.
Fig. 3 is a schematic structural view of a support base, a top base, a displacement slide and a rearward movement assembly in a bearing lowering device for disassembling an automobile engine.
Fig. 4 is a schematic view of the structure of the boom, arm and bracket assembly of the bearing running device for the disassembly of the automobile engine.
FIG. 5 is a schematic side cross-sectional structural view of a boom and a wrap-up assembly in a bearing running gear for automotive engine disassembly.
Fig. 6 is a schematic view of a part of the winding assembly of the bearing running device for disassembling an automobile engine.
In the figure, a 1-supporting seat, a 2-top seat, a 3-displacement sliding seat, a 4-backward moving component, a 41-stepping motor, a 42-T-shaped guide rail, a 43-guiding sliding sleeve, a 44-threaded driving rod, a 45-fixing sleeve, a 5-suspender, a 6-suspender, a 7-rolling component, a 71-sliding cavity, a 72-threaded lifting rod, a 73-stepping motor, a 74-threaded sliding hook, an 8-metal braiding belt, a 9-bracket component, a 91-side rod, a 92-rotating screw sleeve, a 93-diagonal bracing reinforcing rod, a 94-connecting sleeve, a 10-electric hoist, a 11-rectangular hole, a 12-pulley, a 13-arc-shaped guide rail, a 14-guiding rod, a 15-roller and a 16-limiting sleeve.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is described below by means of specific embodiments in combination with fig. 1 to 5 thereof.
The utility model provides a device is transferred with bearing to automobile engine disassemble, it includes supporting seat 1, and the bottom fixed mounting of supporting seat 1 has a plurality of gyro wheels 15, can conveniently remove whole device according to the position of engine through gyro wheel 15. The top fixedly connected with footstock 2 of supporting seat 1, the top sliding connection of footstock 2 has displacement slide 3, the top fixed mounting of displacement slide 3 has electric hoist 10, rectangular hole 11 with the chain looks adaptation of electric hoist 10 has been seted up at the top of footstock 2, the top of footstock 2 is connected with the back subassembly 4, the below of footstock 2 is provided with jib 5, the chain lower extreme fixed connection of electric hoist 10 is on the surface of jib 5, the below of jib 5 both sides all is connected with davit 6, the bottom fixedly connected with metal braid strip 8 of davit 6, the bottom fixedly connected with stop collar 16 of davit 6 positive surface, the inner chamber of stop collar 16 is passed to metal braid strip 8. The lifting arm 6 is connected with a winding component 7, the winding component 7 comprises a sliding cavity 71 vertically arranged on the front side of the lifting arm 6, a threaded lifting rod 72 is rotationally connected in the sliding cavity 71, a stepping motor 73 is fixedly arranged at the top of the rear side of the lifting arm 6, a threaded sliding hook 74 is connected to the surface of the threaded lifting rod 72 in a threaded manner, the top end of a metal braiding belt 8 is sleeved on the surface of the threaded sliding hook 74, belt pulleys are fixedly connected to the stepping motor 73 and the top end of the threaded lifting rod 72, the two belt pulleys are connected through belt transmission, and the left side and the right side of the lifting rod 5 are connected with a bracket component 9.
The backward moving assembly 4 comprises a stepping motor 41 fixedly arranged at the top of the top seat 2, T-shaped guide rails 42 are fixedly connected to the left side and the right side of the top seat 2 respectively, and two guide sliding sleeves 43 which are in sliding fit with the T-shaped guide rails 42 are fixedly connected to the bottom of the displacement sliding seat 3. The output shaft fixedly connected with screw drive pole 44 of step motor 41, screw drive pole 44 front and back both ends rotate with the front and back both ends of right side T shape guide rail 42 respectively and are connected, the left and right sides at displacement slide 3 top is all fixedly connected with fixed cover 45, right side fixed cover 45 threaded connection is at screw drive pole 44's surface, the top fixedly connected with guide bar 14 of left side T shape guide rail 42, left side fixed cover 45 sliding connection is at guide bar 14's surface, guide bar 14 and the fixed cover 45 sliding fit of left side, it is spacing to carry out the direction to displace slide 3, guarantee that displacement slide 3 can be stable, smooth and easy removal. Under the drive of the stepping motor 41 and the cooperation of the threaded driving rod 44 and the fixed sleeve 45, the displacement sliding seat 3 can move at the top of the footstock 2, so that the electric hoist 10 can drive the hanging rod 5, the hanging arm 6 and the engine to move to the rear side, the engine can be completely removed from the vehicle body, the engine lifted by a worker can be conveniently moved, the worker is not required to move the engine away through the supporting seat 1, the labor is saved, and the disassembly efficiency is improved.
The bracket assembly 9 comprises a side rod 91 which is slidably connected with the inner cavity of the suspender 5, the left end and the right end of the suspender 5 are both rotationally connected with a rotary threaded sleeve 92, and the rotary threaded sleeve 92 is in threaded connection with the surface of the side rod 91. The bottom welding of side lever 91 has bracing stiffener 93, and the relative one side cover in two bracing stiffener 93 surfaces is equipped with adapter sleeve 94, through the cooperation use of side lever 91 and rotation swivel nut 92 for staff's accessible rotates swivel nut 92 and is located the length of jib 5 inner chamber to side lever 91 and adjusts, thereby realize the regulation of interval between two davits 6, made things convenient for the staff to adjust the concrete position of metal braid 8 and engine tie point, the cooperation use of bracing stiffener 93 and adapter sleeve 94, make jib 5 and davit 6's bearing dynamics obtain strengthening, the stability of engine after the lifting has been ensured.
The pulley 12 is all installed to the left and right sides of displacement slide 3 bottom, and the equal fixedly connected with arc guide rail 13 of left and right sides at footstock 2 top, pulley 12 rolling contact is at the surface of arc guide rail 13 for through the cooperation use of pulley 12 and arc guide rail 13, the frictional force at displacement slide 3 and footstock 2 top can be reduced, has improved the smoothness when pulling backward the engine.
The invention also provides a bearing and lowering method for disassembling the automobile engine based on the bearing and lowering device for disassembling the automobile engine, which comprises the following steps:
1. the working personnel disassemble the automobile engine and other connecting positions in the engine room, push the supporting seat 1 to the engine position, and lower the suspender 5 by controlling the electric hoist 10 to enable the suspender 5 to reach the upper part of the engine, and at the moment, the displacement sliding seat 3 moves to the forefront side of the top seat 2;
2. penetrating the metal braiding belt 8 into a screw hole plate with a fixed surface of an engine, penetrating the metal braiding belt 8 into an inner cavity of the limit sleeve 16, enabling the metal braiding belt 8 to be hung on the surface of the screw thread sliding hook 74, starting the stepping motor 73, driving the screw thread lifting rod 72 to rotate in the inner cavity of the sliding cavity 71 by the stepping motor 73, and driving the screw thread sliding hook 74 to move upwards by the screw thread on the surface of the screw thread lifting rod 72, so that the metal braiding belt 8 is tightened, and stable connection between the metal braiding belt 8 and the screw hole plate on the surface of the engine is realized;
3. after the metal braiding belt 8 is connected with the engine, a worker starts the electric hoist 10 to lift the boom 5, and the boom 5 lifts the metal braiding belt 8 and the engine through the matched use of the side rod 91 and the boom 6 to completely lift the engine out of the engine cabin;
4. the step motor 41 is started, the step motor 41 drives the screw driving rod 44 to rotate, in the process of rotating the screw driving rod 44, the displacement sliding seat 3 moves backwards along the screw driving rod 44, the displacement sliding seat 3 drives the electric hoist 10 to synchronously move backwards, the electric hoist 10 drives the engine to synchronously move backwards through the hanging rod 5 and the hanging arm 6, the engine is thoroughly removed, after the engine moves, the chain of the electric hoist 10 is lowered, the engine is lowered, the metal braiding belt 8 is finally taken out from the screw sliding hook 74, and the metal braiding belt 8 is pulled out of the limiting sleeve 16 and the screw hole plate fixed on the surface of the engine.
To sum up: according to the bearing lowering device and method for disassembling the automobile engine, through the cooperation of the suspension arm 6 and the winding component 7, the metal braid belt 8 can be stably connected with the engine screw hole plate, under the cooperation of the bracket component 9 and the electric hoist 10, the engine is lifted out of the engine room, and finally through the cooperation of the displacement sliding seat 3 and the backward moving component 4, the lifted engine can be lifted backward, so that the easy disassembly of the engine can be realized, the degree of mechanization is high, and the time and the efficiency are saved.
The technical features not described in the present invention may be implemented by the prior art, and are not described herein. The present invention is not limited to the above-described embodiments, and variations, modifications, additions, or substitutions within the spirit and scope of the present invention will be within the scope of the present invention by those of ordinary skill in the art.

Claims (10)

1. The utility model provides a device is transferred with bearing to automobile engine disassemble, it includes supporting seat (1), characterized by: the utility model discloses a hoist, including support base (1), support base (2)'s top fixedly connected with footstock (2), footstock (2)'s top sliding connection has displacement slide (3), footstock (2)'s top is connected with back shift assembly (4), footstock (2) below is provided with jib (5), jib (6) are all connected with below of both sides about jib (5), the bottom fixedly connected with metal braid strip (8) of jib (6), rolling assembly (7) are including seting up sliding chamber (71) at boom (6) front side along vertical, sliding chamber (71) internal rotation is connected with screw thread lifter (72), step motor (73) are fixedly installed at the rear side top of jib (6), screw thread lifter (72) surface threaded connection has screw thread slide hook (74), the top cover of metal braid strip (8) is set up the surface at screw thread lifter (74), step motor (73) and screw thread lifter (72) top fixedly connected with belt pulley, two belt pulleys are connected with through the drive, two are connected with electrical hoist (10) are connected with the surface of electrical hoist (10) under (5), rectangular holes (11) matched with chains of the electric hoist (10) are formed in the top of the top seat (2).
2. The support lowering apparatus for disassembling an automotive engine according to claim 1, wherein: the backward moving assembly (4) comprises a stepping motor (41) fixedly installed at the top of the top seat (2), T-shaped guide rails (42) are fixedly connected to the left side and the right side of the top seat (2) respectively, and two guide sliding sleeves (43) in sliding fit with the T-shaped guide rails (42) are fixedly connected to the bottom of the displacement sliding seat (3).
3. The support lowering apparatus for disassembling an automotive engine according to claim 2, wherein: the output shaft of step motor (41) fixedly connected with screw drive pole (44), both ends around screw drive pole (44) rotate with the front and back both ends of right side T shape guide rail (42) respectively and be connected, the left and right sides at displacement slide (3) top all fixedly connected with fixed cover (45), the surface at screw drive pole (44) of right side fixed cover (45) threaded connection.
4. A support lowering apparatus for automotive engine disassembly as defined in claim 3, wherein: the support assembly (9) comprises side rods (91) which are slidably connected to the inner cavity of the hanging rod (5), rotating threaded sleeves (92) are rotatably connected to the left end and the right end of the hanging rod (5), and the rotating threaded sleeves (92) are in threaded connection with the surfaces of the side rods (91).
5. The support lowering apparatus for disassembling an automotive engine of claim 4, wherein: the bottom of the side rod (91) is welded with a diagonal bracing reinforcing rod (93), and one side of the two diagonal bracing reinforcing rods (93) opposite to the surface is sleeved with a connecting sleeve (94).
6. The support lowering apparatus for disassembling an automotive engine of claim 5, wherein: the bottom of the supporting seat (1) is fixedly provided with a plurality of rollers (15).
7. The support lowering apparatus for disassembling an automotive engine of claim 6, wherein: pulleys (12) are arranged on the left side and the right side of the bottom of the displacement sliding seat (3), arc-shaped guide rails (13) are fixedly connected on the left side and the right side of the top seat (2), and the pulleys (12) are in rolling contact with the surfaces of the arc-shaped guide rails (13).
8. The support lowering apparatus for disassembling an automotive engine of claim 7, wherein: the top of the left T-shaped guide rail (42) is fixedly connected with a guide rod (14), and the left fixing sleeve (45) is slidably connected to the surface of the guide rod (14).
9. The support lowering apparatus for disassembling an automotive engine of claim 8, wherein: the bottom of the front surface of the suspension arm (6) is fixedly connected with a limit sleeve (16), and the metal braiding belt (8) passes through the inner cavity of the limit sleeve (16).
10. A method for supporting and lowering an automotive engine for disassembling an automotive engine based on the supporting and lowering device for disassembling an automotive engine as claimed in any one of claims 1 to 9, characterized by comprising the steps of:
1. the working personnel disassemble the automobile engine and other connecting positions in the engine room, push the supporting seat (1) to the engine position, and the working personnel lowers the hanging rod (5) by controlling the electric hoist (10) so that the hanging rod (5) reaches the upper part of the engine, and at the moment, the displacement sliding seat (3) moves to the forefront side of the top seat (2);
2. penetrating a metal braiding belt (8) into a screw hole plate with a fixed surface of an engine, penetrating the metal braiding belt (8) into an inner cavity of a limit sleeve (16) and enabling the metal braiding belt (8) to be hung on the surface of a screw thread sliding hook (74), starting a stepping motor (73), driving a screw thread lifting rod (72) to rotate in the inner cavity of the sliding cavity (71), and driving the screw thread sliding hook (74) to move upwards by screw threads on the surface of the screw thread lifting rod (72), so that the metal braiding belt (8) is tightened, and stable connection between the metal braiding belt (8) and the screw hole plate on the surface of the engine is realized;
3. after the metal braiding belt (8) is connected with the engine, a worker starts an electric hoist (10) to lift the boom (5), and the boom (5) lifts the metal braiding belt (8) and the engine through the matched use of the side rods (91) and the boom (6) to completely lift the engine out of the engine room;
4. starting a stepping motor (41), driving a threaded driving rod (44) to rotate by the stepping motor (41), enabling a displacement sliding seat (3) to move backwards along the threaded driving rod (44) in the rotating process of the threaded driving rod (44), enabling an electric hoist (10) to move backwards synchronously by the displacement sliding seat (3), enabling an engine to move backwards synchronously by the electric hoist (10) through a hanging rod (5) and a hanging arm (6), enabling the engine to be thoroughly removed, lowering a chain of the electric hoist (10) after the engine moves, enabling the engine to be lowered, finally taking out a metal woven belt (8) from a threaded sliding hook (74), and taking out the metal woven belt (8) from a screw hole plate fixed on the surface of the limiting sleeve (16) and the engine.
CN202310202933.8A 2023-03-06 2023-03-06 Bearing lowering device and method for disassembling automobile engine Pending CN116142990A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107381368A (en) * 2017-09-07 2017-11-24 南宁众创空间科技有限公司 A kind of adjustable hanging apparatus for building
CN212029103U (en) * 2020-04-07 2020-11-27 徐州云创餐饮有限公司 Support arrangement based on regulator cubicle
CN215168203U (en) * 2021-05-09 2021-12-14 周同邦 Temporary reinforcing device for hoisting steel truss
CN216737394U (en) * 2021-10-25 2022-06-14 大唐甘肃发电有限公司碧口水力发电厂 Generator guide bush hoisting accessory
DE102020215894A1 (en) * 2020-12-15 2022-06-15 BETA Maschinenbau GmbH & Co. KG Connecting element, lifting device and hoist
CN217102881U (en) * 2021-12-27 2022-08-02 湖南省经建工程项目管理有限公司 Hydraulic engineering construction is with jacking equipment of pipeline transportation of being convenient for
CN115557385A (en) * 2022-08-31 2023-01-03 衡阳市振洋汽车配件有限公司 Oil pan dismounting device for automobile engine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107381368A (en) * 2017-09-07 2017-11-24 南宁众创空间科技有限公司 A kind of adjustable hanging apparatus for building
CN212029103U (en) * 2020-04-07 2020-11-27 徐州云创餐饮有限公司 Support arrangement based on regulator cubicle
DE102020215894A1 (en) * 2020-12-15 2022-06-15 BETA Maschinenbau GmbH & Co. KG Connecting element, lifting device and hoist
CN215168203U (en) * 2021-05-09 2021-12-14 周同邦 Temporary reinforcing device for hoisting steel truss
CN216737394U (en) * 2021-10-25 2022-06-14 大唐甘肃发电有限公司碧口水力发电厂 Generator guide bush hoisting accessory
CN217102881U (en) * 2021-12-27 2022-08-02 湖南省经建工程项目管理有限公司 Hydraulic engineering construction is with jacking equipment of pipeline transportation of being convenient for
CN115557385A (en) * 2022-08-31 2023-01-03 衡阳市振洋汽车配件有限公司 Oil pan dismounting device for automobile engine

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