CN111994816A - An engine gantry type turning machine and its operation method - Google Patents

Abstract

The invention discloses an engine gantry type jigger overturning machine and an operation method thereof. The gantry type jigger turning machine for the engine comprises an installation vertical frame, an installation vertical frame traveling mechanism, a rotary table rotating mechanism, a supporting seat, an engine rotary executing mechanism, a rotary driving mechanism, a lifting mechanism and the like. The installation vertical frame can be driven to walk through the installation vertical frame walking mechanism, the rotary table can be driven to rotate horizontally through the rotary table rotating mechanism, the supporting of the engine can be realized through the supporting seat, the engine rotation executing mechanism can be matched with the engine body and the crankshaft of the engine, and the engine body and the crankshaft of the engine can both rotate under the driving of the rotation driving mechanism, so that the engine is convenient to assemble parts. After one side surface of the engine is assembled, the engine is horizontally rotated by 180 degrees through the rotary table, and then the other side surface is assembled. The invention is beneficial to improving the assembly efficiency of the engine.

Description

An engine gantry type turning machine and its operation method

technical field

The invention relates to an engine gantry type turning machine and an operation method of the engine gantry turning turning machine.

Background technique

In the engine assembly process, in order to facilitate the assembly, it is often necessary to orient the engine assembly side to the side of the operating station. Therefore, it is necessary to hold the body part of the engine, and then perform the corresponding rotation operation; in addition, since the crankshaft has multiple installations Therefore, when assembling specific components, the crankshaft needs to be continuously rotated to adjust to the optimal installation angle. However, the existing turning machine cannot realize the rotation of the body and the crankshaft well, resulting in low engine assembly efficiency.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an engine gantry type turning machine, so as to well realize the rotation operation of the engine body part and the engine crankshaft, and is beneficial to improve the assembly efficiency of the engine parts.

In order to achieve the above object, the present invention adopts the following technical solutions:

An engine gantry type turning machine, comprising a mounting stand, a mounting stand traveling mechanism, a turntable, a turntable rotating mechanism, a support seat, an engine rotating actuator, a rotating driving mechanism and a lifting mechanism;

There are two mounting brackets, and they are oppositely arranged along the placement direction of the engine, that is, the first direction;

There are two mounting stand traveling mechanisms, and one mounting stand traveling mechanism is arranged at the bottom of each mounting stand;

The walking direction of the installation stand is along the first direction;

The turntable is located between the two installation stands, and the turntable rotation mechanism is installed at the bottom of the turntable;

There are two support bases, engine rotary actuators, rotary drive mechanisms and lift mechanisms respectively;

Each mounting stand is provided with a holder, an engine rotary actuator, a rotary drive mechanism, and a lifting mechanism; among them, the positional connection relationships of each mechanism on the same mounting stand are as follows:

The engine rotary actuator extends into the support seat, and the rotary drive mechanism is connected with the engine rotary actuator; the support seat, the engine rotary actuator and the rotary drive mechanism are all mounted on the lifting mechanism; the lifting mechanism is mounted on the installation stand;

The engine rotation actuator includes a toggle block, a toggle block mounting shaft and a telescopic cylinder;

Among them, the front end of the toggle block installation shaft is provided with a toggle block installation groove adapted to the toggle block structure, the toggle block installation groove extends along the axial direction of the toggle block installation shaft, and the toggle block is located in the toggle block installation. in the groove;

There is a cylinder piston rod through hole extending along its axial direction to the bottom of the toggle block installation groove on the toggle block installation shaft; the piston rod of the telescopic cylinder extends into the toggle block installation groove through the cylinder piston rod through hole and is connected with the toggle block installation groove. The toggle block is connected;

A sleeve is arranged at the middle position of the toggle block, wherein the axis of the sleeve coincides with the axis of the mounting shaft of the toggle block;

The engine gantry type turning machine also includes a body adapter plate for connecting with the engine body, and a crankshaft adapter plate for connecting with the engine crankshaft; wherein:

The body adapter plate is provided with a toggle block insertion slot adapted to the structure of the toggle block in the engine rotary actuator; the crankshaft adapter plate is provided with a sleeve structure adapted to the engine rotary actuator the toggle column.

Preferably, a semicircular arc-shaped holding groove is provided on the holding base.

Preferably, the toggle block includes a U-shaped block and a middle block;

Among them, the middle block is installed on the U-shaped block by bolts, and the middle block and the U-shaped block are combined to form a toggle block;

The sleeve is arranged on the middle block; the piston rod of the telescopic cylinder is connected with the bottom of the U-shaped block.

Preferably, the rotary drive mechanism includes a rotary motor, a motor mounting frame, a first driving gear and a first driven gear;

Wherein, the rotating motor is installed on the lifting mechanism through the motor mounting frame;

The output shaft of the rotating electrical machine is connected with the first driving gear, and the first driving gear meshes with the first driven gear;

The middle part of the first driven gear is connected with the mounting shaft of the toggle block.

Preferably, the lifting mechanism includes a lifting motor, a mounting plate, a second driving gear, a driving rack and a counterweight;

The lift motor adopts a dual-output drive structure, and the lift motor is arranged along a second direction perpendicular to the first direction;

The lifting motor is installed on the mounting plate through the motor mounting seat;

There are two second driving gears, and they are respectively located on the opposite sides of the lifting motor, one second driving gear is mounted on one output shaft of the lifting motor, and the other second driving gear is mounted on the other output shaft of the lifting motor;

The end of each output shaft of the lift motor is respectively mounted on the corresponding end of the mounting plate in the second direction through the bearing;

There are two driving racks, and they are all arranged along the third direction;

Each driving rack is respectively installed at a position of a second driving gear, and is meshedly connected with the corresponding second driving gear;

There are two counterweight blocks, and each counterweight block is respectively mounted on the corresponding end of the mounting plate in the second direction;

Wherein, the second direction is a direction perpendicular to the first direction in the horizontal plane; the third direction is a direction perpendicular to the horizontal plane.

Preferably, the installation stand includes a first installation bracket and a second installation bracket;

Wherein, the first mounting bracket and the second mounting bracket are arranged along a second direction perpendicular to the first direction;

The lifting mechanism is installed between the first installation bracket and the second installation bracket;

The second direction is a direction perpendicular to the first direction in the horizontal plane.

Preferably, the running mechanism of the installation stand includes a running motor, a synchronous shaft, a driving gear and an installation base plate;

There are two mounting base plates, and they are respectively mounted on the bottom of the first mounting bracket and the second mounting bracket;

The bottom of each installation base plate is provided with a slide rail extending along the first direction, and a slide bar is correspondingly installed under the slide rail;

The slide bars correspond to the slide rails one by one, and each slide bar extends into a slide rail;

The traveling motor is installed on the mounting base plate at the bottom of the first mounting bracket through the traveling motor mounting seat;

One end of the synchronizing shaft is located above the mounting base plate at the bottom of the first mounting bracket, and is connected with the output shaft of the traveling motor; the other end of the synchronizing shaft is mounted above the mounting base plate at the bottom of the second mounting bracket through a bearing;

There are two driving gears and they are respectively installed on one end of the synchronizing shaft, and a spur gear rack is correspondingly installed under each driving gear;

Each driving gear is meshed and connected with the corresponding straight rack, respectively.

Preferably, the turntable rotation mechanism includes a turntable rotation motor and a gear transmission component;

Wherein, the rotary motor of the turntable is connected with the gear transmission part, and the gear transmission part is connected to the bottom of the turntable.

Preferably, the engine gantry type turning machine further comprises two conveyor belts;

Each conveyor belt is correspondingly installed on an installation stand, and each conveyor belt extends along the first direction;

The turntable has a rectangular shape and is located between the two conveyor belts.

The second object of the present invention is to propose an engine gantry type turning machine operation method, the operation method is based on the above-mentioned engine gantry type turning machine, and the operation method specifically includes the following steps:

I. The engine is placed on the turntable, and the engine placement state at this time is defined as the first placement state; the lifting mechanisms on the two mounting stands move synchronously, and the brackets on each mounting stand and the engine rotating actuator all drop to the height of the engine;

II. The two mounting stand traveling mechanisms act synchronously, so that the two mounting stands move toward the middle at the same time, until the body adapter plate and the crankshaft adapter plate connected to the engine extend into the brackets of the corresponding side mounting stands respectively. inside the seat;

Synchronous action of telescopic cylinders in two engine rotary actuators;

Wherein, the toggle block in the engine rotary actuator on the side of the body adapter plate is inserted into the toggle block insertion slot, and at the same time, the sleeve in the engine rotary actuator on the side of the crankshaft adapter plate is sleeved on the toggle column;

III. The lifting mechanisms on the two mounting frames act synchronously, so that the engine is raised to a predetermined height;

IV. The rotary drive mechanism on the installation stand on one side of the body adapter plate acts, and drives the body of the engine to rotate from the first placement state, so that the first installation side of the engine faces the position of the operating station;

V. The rotary drive mechanism on the installation stand on one side of the crankshaft adapter plate acts, and drives the crankshaft of the engine to rotate, and every time the crankshaft of the engine rotates by an angle, the assembly of the parts is carried out until the first installation side is assembled;

VI. The rotary drive mechanism on the mounting stand on one side of the body adapter plate acts, and drives the body of the engine to rotate to the first placement state, and the lifting mechanisms on the two mounting stands move synchronously, so that the engine falls to the surface of the turntable;

Telescoping cylinders in both engine rotary actuators retract;

Immediately afterward, the two mounting stand traveling mechanisms act, so that the two mounting stands move to the outside at the same time to the set distance;

VII. The turntable rotating mechanism drives the turntable to rotate 180 degrees; the engine placement state at this time is defined as the second placement state, and the placement angle between the first placement state and the second placement state is 180 degrees different;

VIII. The two mounting stand traveling mechanisms move, so that the two mounting stands move toward the middle at the same time, until the body adapter plate and the crankshaft adapter plate connected to the engine are respectively located in the brackets of the corresponding side mounting stands;

Both the telescopic cylinders in the rotary actuators of the two engines act;

Wherein, the toggle block in the engine rotary actuator on the side of the body adapter plate is inserted into the toggle block insertion slot, and at the same time, the sleeve in the engine rotary actuator on the side of the crankshaft adapter plate is sleeved on the toggle column;

IX. The lifting mechanisms on the two installation stands act synchronously, so that the engine is raised to a predetermined height;

X. The rotary drive mechanism on the installation stand on one side of the body adapter plate acts, and drives the body of the engine to rotate from the second placement state, so that the second installation side of the engine faces the position of the operating station;

XI. The rotary drive mechanism on the installation stand on one side of the crankshaft adapter plate acts, and drives the crankshaft of the engine to rotate, and every time the crankshaft of the engine rotates by an angle, the assembly of parts is carried out until the second installation side is assembled;

XII. The assembly of engine parts is completed, and the engine gantry turning machine is restored to its original state.

The present invention has the following advantages:

As described above, the present invention provides an engine gantry type turning machine and an operation method of the turning machine. The turning machine can not only drive the body part of the engine to rotate, but also drive the crankshaft of the engine to rotate, so as to meet the requirements of the assembly operation of the engine parts and help improve the assembly efficiency of the engine parts.

Description of drawings

Fig. 1 is a side structure schematic diagram of an engine gantry type turning machine in Embodiment 1 of the present invention;

2 is a schematic structural diagram of the other side of the engine gantry type turning machine in Embodiment 1 of the present invention;

FIG. 3 is a schematic structural diagram of one side of an installation stand in Embodiment 1 of the present invention;

4 is a schematic structural diagram of the other side of the installation stand in Embodiment 1 of the present invention;

5 is a schematic structural diagram of a turntable and a turntable rotating mechanism in Embodiment 1 of the present invention;

6 is a schematic structural diagram of an engine rotary actuator in Embodiment 1 of the present invention;

7 is a schematic diagram of the positional relationship between the engine rotary actuator and the support seat in Embodiment 1 of the present invention;

8 is a schematic structural diagram of a toggle block in Embodiment 1 of the present invention;

9 is a schematic diagram of the installation of the rotary drive mechanism on the lifting mechanism in Embodiment 1 of the present invention;

10 is a schematic diagram of a partial structure of a rotary drive mechanism in Embodiment 1 of the present invention;

11 is a schematic structural diagram of a body adapter plate in Embodiment 1 of the present invention;

12 is a schematic structural diagram of a crankshaft adapter plate in Embodiment 1 of the present invention;

13 is a schematic diagram of the installation of the crankshaft adapter plate on the crankshaft in Embodiment 1 of the present invention;

FIG. 14 is a state diagram of the use state of the engine gantry type turning machine in Embodiment 1 of the present invention.

Among them, 1-installation stand, 2-installation stand traveling mechanism, 3-turntable, 4-turntable rotation mechanism, 5-holding seat, 6-engine rotation actuator, 7-rotation drive mechanism, 8-lifting mechanism, 9- Body adapter plate, 9a- Toggle block insertion slot;

10-Crankshaft adapter plate, 10a-Toggle column, 11-Crankshaft, 12-Engine body, 13-14-Conveyor belt;

101-first mounting bracket, 102-second mounting bracket, 103-beam; 201-travel motor, 202-synchronizing shaft, 203-drive gear, 204-installation bottom plate, 205-slide rail, 206-slider bar, 207- Synchronous shaft mount, 208-straight rack;

401- turntable rotating motor, 402- gear transmission parts; 501- semi-circular arc-shaped holding groove;

601-toggle block, 602-toggle block mounting shaft, 603-piston rod, 604-toggle block mounting groove, 605-sleeve, 606-U-shaped block, 607-intermediate block; 701-rotating motor, 702- Motor mounting frame, 703 - the first driving gear, 704 - the first driven gear;

801-lifting motor, 802-installation plate, 803-second driving gear, 804-drive rack, 805-counterweight.

Detailed ways

The present invention is described in further detail below in conjunction with the accompanying drawings and specific embodiments:

Example 1

Embodiment 1 of the present invention describes an engine gantry type turning machine.

As shown in Figures 1 and 2, the turning machine includes a mounting stand 1, a mounting stand traveling mechanism 2, a turntable 3, a turntable rotating mechanism 4, a holder 5, an engine rotating actuator 6, a rotating drive mechanism 7, and a lifting and lowering mechanism. Institution 8.

There are two mounting stands 1, and they are arranged opposite to each other along the placement direction of the engine. Here, the placement direction of the engine is the placement direction when the engine is transported above the turntable 3 from the previous process.

At this time, the two assembling sides of the engine are located obliquely below the engine. Therefore, it is necessary to rotate each assembling side to the direction toward the operating station, so as to facilitate the assembling operation of the engine.

Here, the placement direction of the engine is defined as the front-rear direction, and the two mounting brackets 1 are arranged along the front-rear direction.

The structure of the two mounting stands 1 is the same. Take one of the mounting stands as an example:

As shown in FIG. 3 , the installation stand 1 includes a first installation bracket 101 and a second installation bracket 102 ; wherein the first installation bracket 101 and the second installation bracket 102 are arranged along the left-right direction.

The first mounting bracket 101 and the second mounting bracket 102 are both vertically arranged, and are used for mounting the support base 5 , the engine rotary actuator 6 , the rotary drive mechanism 7 , and the lift mechanism 8 .

The upper parts of the first mounting stand 101 and the second mounting stand 102 are connected by a beam 103 .

There are two mounting stand traveling mechanisms 2 , and one mounting stand traveling mechanism 2 is arranged at the bottom of each mounting stand 1 .

The function of the mounting stand traveling mechanism 2 is to drive the corresponding mounting stand 1 to move in the front-rear direction.

The structures of the two installation stand traveling mechanisms 2 are exactly the same. Take one of the mounting stand traveling mechanisms 2 as an example:

As shown in FIG. 3 and FIG. 4 , the mounting stand traveling mechanism 2 includes components such as a traveling motor 201 , a synchronizing shaft 202 , a driving gear 203 , and a mounting base plate 204 . Among them, there are two mounting base plates 204 .

Each mounting base plate 204 is respectively mounted on the bottom of the first mounting bracket 101 and the second mounting bracket 102 .

The bottom of each mounting base plate 204 is provided with a slide rail 205, and the slide rail 205 extends in the front-rear direction.

Below the slide rails 205 are correspondingly installed slide bars 206 , the slide bars 206 are in one-to-one correspondence with the slide rails 205 , and each slide bar 206 extends into one slide rail 205 , and the installation bottom plate 204 can slide back and forth along the same slide bars 206 .

The traveling motor 201 is mounted on the mounting base plate 204 at the bottom of the first mounting bracket 101 through the traveling motor mounting seat. The travel motor mounting seat is a conventional motor mounting seat, which will not be described in detail here.

The function of the synchronization shaft 202 is to realize the synchronous movement of the first mounting bracket 101 and the second mounting bracket 102 .

One end of the synchronizing shaft 202 is located above the mounting base plate of the bottom 101 of the first mounting bracket, and is connected to the output shaft of the traveling motor 201, for example, through a coupling.

The other end of the synchronizing shaft 202 is mounted above the mounting base plate at the bottom of the second mounting bracket 102 through a bearing.

Specifically, a synchronizing shaft mounting seat 207 is provided above the mounting bottom plate at the bottom of the second mounting bracket 102 . A bearing hole is provided on the synchronizing shaft mounting seat 207 , and the synchronizing shaft 202 is mounted on the synchronizing shaft mounting seat 207 through the bearing.

There are two driving gears 203 , which are respectively mounted on the left end and the right end of the synchronizing shaft 202 . A spur gear rack is correspondingly installed under each drive gear 203 , and each spur gear rack extends in the front-rear direction.

Each driving gear 203 is meshed with the corresponding spur gear 208 respectively, as shown in FIG. 2 .

By installing the stand traveling mechanism 2 above, it is beneficial to realize the walking of each mounting stand 1 in the front-rear direction.

The turntable 3 is located between the two installation stands 1 , and the turntable 3 preferably adopts a square structure.

A turntable rotating mechanism 4 is installed on the bottom of the turntable 3 , and the turntable rotating mechanism 4 is used to drive the turntable 3 to rotate horizontally.

As shown in FIG. 5 , the turntable rotation mechanism 4 includes a turntable rotation motor 401 and a gear transmission part 402 , wherein the turntable rotation motor 401 is connected with the gear transmission part 402 , and the gear transmission part 402 is connected to the bottom of the turntable 3 .

The gear transmission component 402 can be a conventional gear transmission component, as long as the turntable 3 can be rotated. The purpose of the rotation of the turntable 3 is to make the two assembling sides of the engine face the side of the operating station.

There are two holders 5 , engine rotary actuator 6 , rotary drive mechanism 7 and lift mechanism 8 respectively.

Each mounting stand 1 is provided with a holder 5 , an engine rotary actuator 6 , a rotary drive mechanism 7 and a lift mechanism 8 . The positional relationship of each of the above mechanisms on the same mounting stand 1 is as follows:

The engine rotation actuator 6 extends into the holder 5 .

The rotary drive mechanism 7 is connected to the engine rotary actuator 6 for driving the engine rotary actuator 6 to rotate.

The holder 5 , the engine rotary actuator 6 and the rotary drive mechanism 7 are all mounted on the lift mechanism 8 .

The lifting mechanism 8 is installed on the installation stand 1 , and is specifically located between the first installation bracket 101 and the second installation bracket 102 .

The specific structures and corresponding functions of the holder 5, the engine rotary actuator 6, the rotary drive mechanism 7, and the lift mechanism 8 are described in detail below, as follows:

As shown in FIG. 3 , the function of the holder 5 is to hold the engine (end). In addition, in order to facilitate rotation, an organic body adapter plate 9 and a crankshaft adapter plate 10 are respectively assembled at the opposite ends of the engine.

Therefore, when the holding base 5 is actually held, its holding position is below the body adapter plate 9 or the crankshaft adapter plate 10 . A semi-circular arc-shaped holding groove 501 is provided on the holding base 5 for holding the corresponding adapter board.

The function of the engine rotary actuator 6 is to cooperate with the corresponding end of the engine, and then drive the body or crankshaft of the engine to rotate under the driving of the rotary drive mechanism 7 .

As shown in FIG. 6 , the engine rotation actuator 6 includes a toggle block 601 , a toggle block mounting shaft 602 and a telescopic cylinder.

In Embodiment 1, the toggle block 601 preferably adopts a rectangular structure.

The front end of the toggle block installation shaft 602 is provided with a toggle block installation groove 604 adapted to the structure of the toggle block 601. The toggle block installation groove 604 extends along the axial direction of the toggle block installation shaft 602. The toggle block 601 is located at The toggle block is installed in the slot.

A cylinder piston rod through hole extending along its axial direction to the bottom of the toggle block mounting groove 604 is provided on the toggle block mounting shaft 602; the piston rod 603 of the telescopic cylinder extends through the cylinder piston rod through hole to the toggle block mounting groove inside and connected to the toggle block 601 .

A sleeve 605 is provided at the middle position of the toggle block 601, and the axis of the sleeve coincides with the axis of the mounting shaft of the toggle block.

When the telescopic cylinder is actuated, the piston rod 603 of the telescopic cylinder will extend. Since the piston rod is connected with the toggle block 601, the toggle block 601 protrudes from the toggle block installation groove 604 to realize the connection with the body adapter plate 9. Or the combination of the crankshaft adapter plate 10 .

In this embodiment 1, the engine rotary actuator 6 extends into the semi-circular arc-shaped holding groove 501, as shown in FIG. 7 .

FIG. 11 shows the structure of the body adapter plate 9 .

12 and 13 respectively show the crankshaft adapter plate 10 and the structure in which the crankshaft adapter plate 10 is mounted on the crankshaft 11 .

The body adapter plate 9 is installed on the engine body 12 , and the crankshaft adapter plate 10 is installed on the engine crankshaft 11 .

After installation, the body adapter plate 9 and the crankshaft adapter plate 10 are located at opposite ends of the engine.

As shown in FIG. 11 , the body adapter plate 9 is provided with a toggle block insertion slot 9a that is adapted to the structure of the toggle block 601 in the engine rotary actuator. When the body is rotated, the toggle block 601 is inserted into the toggle block. into the slot 9a.

As shown in FIG. 12 , the crankshaft adapter plate 10 is provided with a toggle column 10a adapted to the structure of the sleeve 605 in the engine rotary actuator. When the crankshaft rotates, the toggle column 10a is inserted into the sleeve 605 .

In this embodiment 1, the toggle post 10a is designed in the shape of a hexagonal bolt, for example, when the toggle post 10a is inserted into the sleeve 605, there will be no relative rotation between the toggle post 10a and the sleeve 605 in the radial direction.

Since the sleeve 605 will be worn for a long time, in order to facilitate replacement and reduce the maintenance cost of the engine rotary actuator 6, the toggle block 601 in this embodiment 1 is designed as follows:

As shown in FIG. 8 , the toggle block 601 includes a U-shaped block 606 and a middle block 607 . The middle block 607 is mounted on the U-shaped block 606 by bolts, and the middle block 607 and the U-shaped block 606 are combined to form a toggle block.

The sleeve 605 is disposed on the middle block 607, and when the sleeve 605 is worn, only the middle block 607 needs to be replaced.

The piston rod 603 of the telescopic cylinder is connected to the bottom of the U-shaped block 606 .

The rotary drive mechanism 7 is used to drive the engine rotary actuator 6 to rotate. As shown in FIG. 9 , the rotary drive mechanism 7 includes a rotary motor 701 , a motor mount 702 , a first driving gear 703 and a first driven gear 704 .

The rotating electrical machine 701 is mounted on the mounting plate 802 of the lifting mechanism 8 through the motor mounting frame 702 . The output shaft of the rotary electric machine 701 is connected to the first driving gear 703 . The first driving gear 703 meshes with the first driven gear 704 .

The middle of the first driven gear 703 is connected with the toggle block mounting shaft 602 .

When the rotary motor 701 is actuated, the power is transmitted to the toggle block mounting shaft 602 through the first driving gear 703 and the first driven gear 704 , thereby realizing the rotation of the toggle block mounting shaft 602 .

As shown in FIGS. 3 and 4 , the lifting mechanism 8 includes a lifting motor 801 , a mounting plate 802 , a second driving gear 803 , a driving rack 804 and a counterweight 805 . In this embodiment, the lift motor 801 adopts a dual-output drive structure.

The elevating motor 801 is arranged along the left-right direction, and is mounted on the mounting plate 802 through the motor mounting seat. The motor mounting seat may be a conventional motor mounting seat, which will not be repeated in this embodiment.

There are two second driving gears 803, and they are located on opposite sides (ie, left and right) of the lift motor 801, respectively.

The second driving gear 803 on the left is installed on one output shaft of the lift motor 801 (ie, the left output shaft), and the second driving gear 803 on the right is installed on the other output shaft of the lifting motor 801 (ie, the right output shaft). superior.

An output shaft mounting seat 806 is provided at a position of the mounting plate 802 corresponding to the end of each output shaft of the lift motor. The end of each output shaft of the lift motor is respectively mounted on one output shaft mounting seat 806 of the mounting plate 802 through a bearing.

There are two driving racks 804, and they are both arranged in the vertical direction. Each of the driving racks 804 is installed at a position of a second driving gear 803 , and is meshedly connected with the corresponding second driving gear 803 .

The second driving gears 803 can move up and down along the respective corresponding driving racks 804 .

There are two counterweight blocks 805 , and each counterweight block 805 is installed on the left and right ends of the mounting plate 802 respectively.

In addition, the engine gantry turning machine also includes two conveyor belts, such as conveyor belts 13 and 14, as shown in FIG. 1 . Wherein, the conveyor belts 13 and 14 are respectively mounted on one mounting stand 1 correspondingly.

The conveyor belts 13 and 14 are stretched in the front-rear direction, which is convenient for connecting with the previous process and the next process.

The turntable 3 in this embodiment is located between the conveyor belts 13 and 14, and the heights of the three are equal.

In this embodiment, each assembly side of the engine can face the operating station through the combination of the above mechanisms. In addition, this embodiment can also rotate the crankshaft so as to adjust the optimal installation angle of each component.

The engine gantry type turning machine provided in the first embodiment can effectively improve the assembly efficiency of the engine.

Example 2

This embodiment 2 provides an operation method of the engine gantry type turning machine, which can realize the specific operation of the engine gantry type turning machine in the above-mentioned embodiment 1, thereby improving the assembly efficiency of the engine.

The operation method of the engine gantry type turning machine in the second embodiment will be described in detail below.

As shown in Figure 14, a method for operating an engine gantry type turning machine includes the following steps:

I. The engine is placed on the turntable 3 (transmitted from the previous process).

The engine placement state at this time is defined as the first placement state; the lifting mechanisms 8 on the two mounting stands 1 act synchronously, and the brackets 5 and the engine rotary actuator 6 on each mounting stand fall to the height of the engine.

II. The two mounting stand running mechanisms 2 act synchronously, so that the two mounting stands 1 move toward the middle at the same time, until the body adapter plate 9 and the crankshaft adapter plate 10 connected to the engine extend into the respective corresponding side mounting stands. in the holder 5 of the rack.

The telescopic cylinders in the two engine rotary actuators 6 are extended;

Among them, the toggle block 601 in the engine rotary actuator on the side of the body adapter plate 9 is inserted into the toggle block insertion slot 9a, and at the same time, the sleeve 605 in the engine rotary actuator on the side of the crankshaft adapter plate is sleeved on the toggle block. on column 10a.

III. The lifting mechanisms 8 on the two mounting stands 1 act synchronously, so that the engine is lifted to a predetermined height. The purpose of raising the engine to a predetermined height is to facilitate the rotation of the engine body.

IV. The rotary drive mechanism 7 on the mounting stand on one side of the body adapter plate 9 operates, and drives the body of the engine to rotate from the first placement state, so that the first mounting side of the engine faces the position of the operating station.

V. The rotary drive mechanism 7 on the installation stand on one side of the crankshaft adapter plate 10 acts, and drives the crankshaft of the engine to rotate. Every time the crankshaft of the engine rotates by an angle, the assembly of the parts is carried out until the first installation side is assembled. .

By rotating the crankshaft, the optimal assembly angle of the components can be adjusted.

VI. The rotary drive mechanism on the mounting stand on one side of the body adapter plate 9 acts, and drives the body of the engine to rotate to the first placement state, and the lifting mechanisms on the two mounting stands move synchronously, so that the engine falls to the bottom of the turntable 3. surface.

The telescopic cylinders in the two engine rotary actuators are retracted; then, the two mounting stand traveling mechanisms act, so that the two mounting stands move to the outside at the same time to a set distance, and the purpose of the mounting stand moving to the outside is to :

A certain rotation space is reserved for the turntable 3, which is convenient for rotating the other assembly side of the engine to the assembly station side.

VII. The turntable rotating mechanism 4 drives the turntable 3 to rotate 180 degrees; the engine placement state at this time is defined as the second placement state, and the placement angle between the first placement state and the second placement state is 180 degrees different.

VIII. The two mounting stand traveling mechanisms 2 move, so that the two mounting stands move toward the middle at the same time, until the body adapter plate and the crankshaft adapter plate connected to the engine are located on the brackets 5 of the corresponding side mounting stands respectively. Inside.

The telescopic cylinders in the two engine rotary actuators are all (extended) actuated;

The toggle block 601 in the engine rotary actuator on the side of the body adapter plate 9 is inserted into the toggle block insertion slot 9a, while the sleeve 605 in the engine rotary actuator on the crankshaft adapter plate 10 side is sleeved in the toggle block. on column 10a.

IX. The lifting mechanisms on the two installation stands 1 act synchronously, so that the engine is lifted to a predetermined height.

X. The rotary drive mechanism on the mounting stand on one side of the body adapter plate 9 operates, and drives the body of the engine to rotate from the second placement state, so that the second mounting side of the engine faces the position of the operating station.

XI. The rotary drive mechanism on the installation stand on one side of the crankshaft adapter plate 10 acts, and drives the crankshaft of the engine to rotate, and every time the crankshaft of the engine rotates by an angle, the assembly of parts is carried out until the second installation side is assembled. .

XII. So far, the assembly of engine parts is completed, and the engine gantry turning machine is restored to its original state.

It can be seen that the operation method in Embodiment 2 of the present invention well realizes the rotation of the engine body and the crankshaft, facilitates the assembly of parts on each assembly side of the engine, and improves the assembly efficiency of the engine.

Of course, the above descriptions are only the preferred embodiments of the present invention, and the present invention is not limited to the above-mentioned embodiments. , and obvious deformation forms, all fall within the essential scope of this specification, and should be protected by the present invention.

Claims (10)

1. An engine gantry type barring turning machine, characterized in that it comprises a mounting stand, a mounting stand traveling mechanism, a turntable, a turntable rotating mechanism, a support seat, an engine rotating executive mechanism, a rotating drive mechanism and a lifting mechanism; There are two mounting brackets, and they are oppositely arranged along the placement direction of the engine, that is, the first direction; There are two installation stand traveling mechanisms, and one of the mounting stand traveling mechanisms is arranged at the bottom of each mounting stand; The walking direction of the installation stand is along the first direction; The turntable is located between the two installation vertical frames, and the turntable rotating mechanism is installed on the bottom of the turntable; There are two support bases, engine rotary actuators, rotary drive mechanisms and lift mechanisms respectively; Each of the installation stands is provided with a holder, an engine rotary actuator, a rotary drive mechanism and a lift mechanism; wherein, the positional connection relationships of each mechanism on the same installation stand are as follows: The engine rotary actuator extends into the support seat, and the rotary drive mechanism is connected with the engine rotary actuator; the support seat, the engine rotary actuator and the rotary drive mechanism are all mounted on the lifting mechanism; the lifting mechanism is mounted on the installation stand; The engine rotation actuator includes a toggle block, a toggle block mounting shaft and a telescopic cylinder; The front end of the toggle block installation shaft is provided with a toggle block installation groove adapted to the toggle block structure, the toggle block installation groove extends along the axial direction of the toggle block installation shaft, and the toggle block is located in the toggle block. In the installation slot of the toggle block; There is a cylinder piston rod through hole extending along its axial direction to the bottom of the toggle block installation groove on the toggle block installation shaft; the piston rod of the telescopic cylinder extends into the toggle block installation groove through the cylinder piston rod through hole and is connected with the toggle block installation groove. The toggle blocks are connected; A sleeve is arranged at the middle position of the toggle block, wherein the axis of the sleeve coincides with the axis of the mounting shaft of the toggle block; The engine gantry type turning machine also includes a body adapter plate for connecting with the engine body, and a crankshaft adapter plate for connecting with the engine crankshaft; wherein: The body adapter plate is provided with a toggle block insertion slot adapted to the structure of the toggle block in the engine rotary actuator; the crankshaft adapter plate is provided with a sleeve structure adapted to the engine rotary actuator the toggle column. 2. The engine gantry type turning machine according to claim 1 is characterized in that, A semi-circular arc-shaped holding groove is arranged on the holding base. 3. The engine gantry type turning machine according to claim 1 is characterized in that, The toggle block includes a U-shaped block and a middle block; Wherein, the middle block is mounted on the U-shaped block by bolts, and the toggle block is formed after the middle block and the U-shaped block are combined; The sleeve is arranged on the middle block; the piston rod of the telescopic cylinder is connected with the bottom of the U-shaped block. 4. The engine gantry type turning machine according to claim 1 is characterized in that, The rotary drive mechanism includes a rotary motor, a motor mounting frame, a first driving gear and a first driven gear; Wherein, the rotating motor is installed on the lifting mechanism through the motor mounting frame; The output shaft of the rotating electrical machine is connected with the first driving gear, and the first driving gear meshes with the first driven gear; The middle part of the first driven gear is connected with the mounting shaft of the toggle block. 5. The engine gantry type turning machine according to claim 1, characterized in that, The lifting mechanism includes a lifting motor, a mounting plate, a second driving gear, a driving rack and a counterweight; The lift motor adopts a dual-output drive structure, and the lift motor is arranged along a second direction perpendicular to the first direction; The lifting motor is installed on the mounting plate through the motor mounting seat; There are two second driving gears, and they are respectively located on the opposite sides of the lifting motor, one second driving gear is mounted on one output shaft of the lifting motor, and the other second driving gear is mounted on the other output shaft of the lifting motor; The end of each output shaft of the lift motor is respectively mounted on the corresponding end of the mounting plate in the second direction through the bearing; There are two driving racks, and they are all arranged along the third direction; Each driving rack is respectively installed at a position of a second driving gear, and is meshedly connected with the corresponding second driving gear; There are two counterweight blocks, and each counterweight block is respectively mounted on the corresponding end of the mounting plate in the second direction; Wherein, the second direction is a direction perpendicular to the first direction in the horizontal plane; the third direction is a direction perpendicular to the horizontal plane. 6. The engine gantry type turning machine according to claim 1, characterized in that, The installation stand includes a first installation bracket and a second installation bracket; Wherein, the first mounting bracket and the second mounting bracket are arranged along a second direction perpendicular to the first direction; The lifting mechanism is installed between the first installation bracket and the second installation bracket; The second direction is a direction perpendicular to the first direction in the horizontal plane. 7. The engine gantry type turning machine according to claim 6, characterized in that, The installation stand travel mechanism includes a travel motor, a synchronous shaft, a drive gear and an installation base plate; There are two mounting base plates, and they are respectively mounted on the bottom of the first mounting bracket and the second mounting bracket; The bottom of each installation base plate is provided with a slide rail extending along the first direction, and a slide bar is correspondingly installed under the slide rail; The slide bars correspond to the slide rails one by one, and each slide bar extends into a slide rail; The traveling motor is installed on the mounting base plate at the bottom of the first mounting bracket through the traveling motor mounting seat; One end of the synchronizing shaft is located above the mounting base plate at the bottom of the first mounting bracket, and is connected with the output shaft of the traveling motor; the other end of the synchronizing shaft is mounted above the mounting base plate at the bottom of the second mounting bracket through a bearing; There are two driving gears and they are respectively installed on one end of the synchronizing shaft, and a spur gear rack is correspondingly installed under each driving gear; Each driving gear is meshed and connected with the corresponding straight rack, respectively. 8. The engine gantry type turning machine according to claim 1, characterized in that, The turntable rotating mechanism includes a turntable rotating motor and a gear transmission component; Wherein, the rotary motor of the turntable is connected with the gear transmission part, and the gear transmission part is connected to the bottom of the turntable. 9. The engine gantry type turning machine according to claim 1, characterized in that, The engine gantry turning machine also includes two conveyor belts; Each conveyor belt is correspondingly installed on an installation stand, and each conveyor belt extends along the first direction; The turntable is rectangular, and the turntable is located between the two conveyor belts. 10. An engine gantry type turning machine operation method, based on the engine gantry type turning machine according to any one of the above claims 1 to 9, wherein the operation method comprises the following steps: I. The engine is placed on the turntable, and the engine placement state at this time is defined as the first placement state; the lifting mechanisms on the two mounting stands move synchronously, and the brackets on each mounting stand and the engine rotating actuator all drop to the height of the engine; II. The two mounting stand traveling mechanisms act synchronously, so that the two mounting stands move toward the middle at the same time, until the body adapter plate and the crankshaft adapter plate connected to the engine extend into the brackets of the corresponding side mounting stands respectively. inside the seat; Synchronous action of telescopic cylinders in two engine rotary actuators; Wherein, the toggle block in the engine rotary actuator on the side of the body adapter plate is inserted into the toggle block insertion slot, and at the same time, the sleeve in the engine rotary actuator on the side of the crankshaft adapter plate is sleeved on the toggle column; III. The lifting mechanisms on the two mounting frames act synchronously, so that the engine is raised to a predetermined height; IV. The rotary drive mechanism on the installation stand on one side of the body adapter plate acts, and drives the body of the engine to rotate from the first placement state, so that the first installation side of the engine faces the position of the operating station; V. The rotary drive mechanism on the installation stand on one side of the crankshaft adapter plate acts, and drives the crankshaft of the engine to rotate, and every time the crankshaft of the engine rotates by an angle, the assembly of the parts is carried out until the first installation side is assembled; VI. The rotary drive mechanism on the mounting stand on one side of the body adapter plate acts, and drives the body of the engine to rotate to the first placement state, and the lifting mechanisms on the two mounting stands move synchronously, so that the engine falls to the surface of the turntable; Telescoping cylinders in both engine rotary actuators retract; Immediately afterward, the two mounting stand traveling mechanisms act, so that the two mounting stands move to the outside at the same time to the set distance; VII. The turntable rotating mechanism drives the turntable to rotate 180 degrees; the engine placement state at this time is defined as the second placement state, and the placement angle between the first placement state and the second placement state is 180 degrees different; VIII. The two mounting stand traveling mechanisms move, so that the two mounting stands move toward the middle at the same time, until the body adapter plate and the crankshaft adapter plate connected to the engine are respectively located in the brackets of the corresponding side mounting stands; Both the telescopic cylinders in the rotary actuators of the two engines act; Wherein, the toggle block in the engine rotary actuator on the side of the body adapter plate is inserted into the toggle block insertion slot, and at the same time, the sleeve in the engine rotary actuator on the side of the crankshaft adapter plate is sleeved on the toggle column; IX. The lifting mechanisms on the two installation stands act synchronously, so that the engine is raised to a predetermined height; X. The rotary drive mechanism on the installation stand on one side of the body adapter plate acts, and drives the body of the engine to rotate from the second placement state, so that the second installation side of the engine faces the position of the operating station; XI. The rotary drive mechanism on the installation stand on one side of the crankshaft adapter plate acts, and drives the crankshaft of the engine to rotate, and every time the crankshaft of the engine rotates by an angle, the assembly of parts is carried out until the second installation side is assembled; XII. The assembly of engine parts is completed, and the engine gantry turning machine is restored to its original state.

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