CN217260403U

CN217260403U - Automatic change assembly line heavy load uninstallation mechanism

Info

Publication number: CN217260403U
Application number: CN202221203187.1U
Authority: CN
Inventors: 陈双喜
Original assignee: Shenzhen Shuangcheng Intelligent Packaging Equipment Co ltd
Current assignee: Shenzhen Shuangcheng Intelligent Packaging Equipment Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-08-23
Anticipated expiration: 2032-05-19

Abstract

The utility model is suitable for an automatic assembly technical field provides an automatic change assembly line heavy load uninstallation mechanism, including workstation, cylinder, locating plate, thick locating piece and tray, the lower surface mounting of workstation has the cylinder, and the upper end of cylinder installs the lifting rod, and the upper end fixed mounting of lifting rod has the locating plate, the spacing groove has been seted up to the upper end side surface of unloading the pole, the fixed surface mounting has the backup pad under the workstation of guide bar both sides, the lower surface mounting of backup pad has the motor, the outer surface connection that runs through the backup pad on the output shaft of motor has the limiting plate. This automatic change assembly line heavy load uninstallation mechanism rises to assigned position back motor through the guide bar and drives the limiting plate and rotate and carry on spacingly with the mode of spacing groove block to the guide bar, has unloaded the load of cylinder, and cylinder stop work back locating plate also can not be at the engine action of gravity down slip this moment, has guaranteed the stability of assembly.

Description

Automatic change assembly line heavy load uninstallation mechanism

Technical Field

The utility model belongs to the technical field of automatic assembly, especially, relate to an automatic change assembly line heavy load uninstallation mechanism.

Background

With the development of automobile assembly technology, more and more automatic devices are applied to an automobile assembly production line, wherein an engine of an automobile is often assembled with a frame of the automobile after the assembly is completed, the engine of the automobile is usually jacked from the bottom of the frame to the inside of an engine compartment through jacking of a cylinder, and then the engine is fixedly installed and connected with a pipeline, but in the actual operation process, due to the fact that the weight of the engine is large, the cylinder is inevitably retracted in the jacking process, the change of the assembly position of the engine is caused, the assembly precision of the engine is not guaranteed, meanwhile, since the engine is often driven to an assembly station through a conveyor belt in a production line, workers need to move a tray by means of power equipment and smash a positioning pin into a positioning hole of the tray, the positioning accuracy of the power equipment to push the tray is limited, the installation of the positioning pin is often finished in a long time, and the assembly efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic change assembly line heavy load uninstallation mechanism aims at solving the great and tray positioning inefficiency problem of big cylinder load.

The utility model is realized in such a way, an automatic assembly line heavy load uninstallation mechanism, which comprises a workbench, a cylinder, a positioning plate, a rough positioning block and a tray, wherein the cylinder is arranged on the lower surface of the workbench, the lifting rod is arranged at the upper end of the cylinder, the positioning plate is fixedly arranged at the upper end of the lifting rod, the outer surface of the positioning plate is penetrated through by the rough positioning block, the tray is arranged on the upper surface of the positioning plate, the positioning groove is arranged on the lower surface of the tray, the positioning rod is fixedly arranged on the upper surface of the workbench, the lower surface of the positioning plate is fixedly connected with a guide rod, the lower end of the guide rod penetrates through the lower surface of the workbench, the lower surface of one end of the guide rod, which is positioned below the workbench, is connected with an adjusting rod, the upper end of the adjusting rod penetrates through the lower surface of the guide rod, and the end of the adjusting rod, which is positioned inside the guide rod, is connected with an unloading rod, the utility model discloses a bearing device, including unloading the pole, unload the upper end side surface of pole and seted up the spacing groove, the workstation fixed surface of guide bar both sides installs the backup pad, the lower surface mounting of backup pad has the motor, the surface that runs through the backup pad on the output shaft of motor is connected with the limiting plate.

Preferably, the coarse positioning block is in sliding connection with the positioning plate, a spring is connected between the coarse positioning block and the positioning plate, the upper end of the coarse positioning block is designed in a right trapezoid shape, and the inclined plane of the right trapezoid shape at the upper end of the coarse positioning block is arranged towards the middle of the positioning plate.

By adopting the technical scheme, the coarse positioning block can extrude the tray through the inclined plane to move towards the middle of the positioning plate, and the positioning groove can be moved to the position where the positioning rod can be inserted.

Preferably, the locating lever is the cylinder of upper end round platform type design, and the less one end of perimeter of locating lever upper end up to the locating plate surface directly over the locating lever has seted up the hole of stepping down that is bigger than the locating lever diameter, the constant head tank sets up to the round platform type the same with locating lever surface shape.

Adopt above-mentioned technical scheme for the locating lever can carry out accurate location to the tray through the block with the constant head tank, guarantees the relative position between engine and the frame.

Preferably, the guide rod is in sliding connection with the workbench, the guide rod is in rotating connection with the adjusting rod, and the side surface of the lower end of the guide rod is in an open design.

By adopting the technical scheme, the guide rod can support the positioning plate after the cylinder is unloaded.

Preferably, the adjusting rod is in threaded connection with the unloading rod, the unloading rod is in sliding connection with the guide rod, and the limiting grooves are evenly distributed on the side surface of the unloading rod.

By adopting the technical scheme, the adjusting rod can adjust the position of the unloading rod relative to the guide rod to finish supporting and unloading after fine adjustment of the position of the engine.

Preferably, the unloading rod is connected with the limiting plate in a clamping mode through a limiting groove, and the lower surface of the limiting plate is attached to the outer surface of the supporting plate.

By adopting the technical scheme, the supporting plate can support the limiting plate, and the suspended area of the limiting plate is reduced to prevent the limiting plate from deforming under stress.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an automatic change assembly line heavy load uninstallation mechanism:

1. after the guide rod rises to a specified position, the motor drives the limiting plate to rotate and limit the guide rod in a clamping manner with the limiting groove, the load of the cylinder is unloaded, and the positioning plate cannot slide downwards under the action of the gravity of the engine after the cylinder stops working, so that the stability of assembly is ensured;

2. the position of the engine is required to be finely adjusted in the assembling process in a mode that the adjusting rod rotates to drive the position of the unloading rod relative to the guide rod, the limiting plate is separated from being clamped with the limiting groove, the cylinder restores the support of the positioning plate and drives the positioning plate to finely adjust the position of the engine, then the position of the unloading rod is adjusted through the adjusting rod, so that the limiting groove can be just clamped with the limiting plate, the cylinder is closed again at the moment, the load on the cylinder can be unloaded, the fine adjustment of the position of the engine is completed, and the unloading mechanism is more flexible to use;

3. through the decline of locating plate and the extrusion of workstation to the coarse positioning piece lower extreme make the tray can be extruded by the inclined plane of coarse positioning piece and slide to the central point of locating plate puts gradually after placing on the locating plate for the constant head tank can coincide with locating lever part, and drive the locating plate removal through the inclined plane of locating lever after the locating lever stretches into the constant head tank, until the inboard surface of constant head tank and the outside surface of locating lever laminate completely, thereby make the tray can be fixed a position the upper surface at the locating plate by accurate.

Drawings

FIG. 1 is a schematic overall front sectional structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 of the present invention;

FIG. 3 is a schematic view of the connection structure of the positioning plate and the coarse positioning block of the present invention;

fig. 4 is the utility model discloses a sectional structure schematic diagram is bow in spacing groove and limiting plate connection.

In the figure: 1-workbench, 2-cylinder, 3-lifting rod, 4-positioning plate, 5-coarse positioning block, 6-tray, 7-positioning groove, 8-positioning rod, 9-guiding rod, 10-adjusting rod, 11-unloading rod, 12-limiting groove, 13-supporting plate, 14-motor and 15-limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the utility model provides an automatic assembly line heavy load uninstallation mechanism technical scheme: the device comprises a workbench 1, a cylinder 2, a lifting rod 3, a positioning plate 4, a coarse positioning block 5, a tray 6, a positioning groove 7, a positioning rod 8, a guide rod 9, an adjusting rod 10, a load unloading rod 11, a limiting groove 12, a supporting plate 13, a motor 14 and a limiting plate 15;

in the embodiment, a cylinder 2 is mounted on the lower surface of a workbench 1, a lifting rod 3 is mounted at the upper end of the cylinder 2, a positioning plate 4 is fixedly mounted at the upper end of the lifting rod 3, and the outer surface of the positioning plate 4 is penetrated by a coarse positioning block 5;

furthermore, the coarse positioning block 5 is in sliding connection with the positioning plate 4, a spring is connected between the coarse positioning block 5 and the positioning plate 4, the upper end of the coarse positioning block 5 is in a right-angled trapezoid design, the inclined surface of the right-angled trapezoid at the upper end of the coarse positioning block 5 faces the middle of the positioning plate 4, and the tray 6 is extruded through the inclined surface at the upper end of the coarse positioning block 5, so that the positioning groove 7 can move to a position where the positioning rod 8 can be partially clamped with the positioning rod, and the effect of coarsely positioning the tray 6 is achieved;

in the embodiment, a tray 6 is placed on the upper surface of the positioning plate 4, a positioning groove 7 is formed in the lower surface of the tray 6, and a positioning rod 8 is fixedly arranged on the upper surface of the workbench 1;

furthermore, the positioning rod 8 is a cylinder with a truncated cone-shaped upper end, the end with the smaller circumference at the upper end of the positioning rod 8 is upward, the outer surface of the positioning plate 4 right above the positioning rod 8 is provided with a abdicating hole with a diameter larger than that of the positioning rod 8, the positioning groove 7 is arranged in a truncated cone shape with the same shape as the outer surface of the positioning rod 8, the tray 6 is accurately positioned by the way that the positioning groove 7 is in contact with the positioning rod 8 and drives the tray 6 to accurately move, the relative position between the engine and the frame is ensured, and the positioning process of the tray 6 is simplified;

in the embodiment, a guide rod 9 is fixedly connected to the lower surface of the positioning plate 4, the lower end of the guide rod 9 penetrates through the lower surface of the workbench 1, an adjusting rod 10 is connected to the lower surface of one end, located below the workbench 1, of the guide rod 9, the upper end of the adjusting rod 10 penetrates through the lower surface of the guide rod 9, a load unloading rod 11 is connected to one end, located inside the guide rod 9, of the adjusting rod 10, a limiting groove 12 is formed in the side surface of the upper end of the load unloading rod 11, supporting plates 13 are fixedly mounted on the lower surfaces of the workbenches 1 on the two sides of the guide rod 9, a motor 14 is mounted on the lower surface of the supporting plate 13, and a limiting plate 15 is connected to the upper end of an output shaft of the motor 14, which penetrates through the outer surface of the supporting plate 13;

further, the guide rod 9 is in sliding connection with the workbench 1, the guide rod 9 is in rotating connection with the adjusting rod 10, the side surface of the lower end of the guide rod 9 is in an open design, the adjusting rod 10 is in threaded connection with the load discharging rod 11, the load discharging rod 11 is in sliding connection with the guide rod 9, the limiting grooves 12 are evenly distributed on the side surface of the load discharging rod 11, the load discharging rod 11 is connected with the limiting plate 15 in a clamping mode through the limiting grooves 12, the lower surface of the limiting plate 15 is attached to the outer surface of the supporting plate 13, and the load of the air cylinder 2 is discharged under the supporting of the limiting grooves 12 through the guide rod 9, so that the air cylinder 2 can stop working in the assembling process, and normal assembling caused by unstable conditions of overlarge load of the air cylinder 2 is avoided.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the tray 6 accurately placed with the engine through the positioning pin is conveyed to the positioning plate 4 through the conveyor belt and the tray 6 is hoisted and placed at the approximate middle position of the upper surface of the positioning plate 4, at the moment, the cylinder 2 drives the positioning plate 4 to be at the middle position of the stroke of the cylinder 2, then the cylinder 2 drives the positioning plate 4 to slide downwards, the coarse positioning block 5 is extruded by the upper surface of the workbench 1 to slide upwards relative to the positioning plate 4 and extrude the side surface of the tray 6 through the inclined surface, so that the tray 6 gradually moves towards the middle of the positioning plate 4, and along with the contact between the positioning rod 8 and the positioning groove 7, the tray 6 moves under the action force of the contact between the positioning rod 8 and the positioning groove 7 and is accurately positioned with the positioning plate 4;

then cylinder 2 drives locating plate 4 through lifting rod 3 and rises to preset position, whether operating personnel observes the relative height in engine and workshop accurate, drive locating plate 4 through cylinder 2 and carry out the fine setting that reciprocates when the position is inaccurate, then rotate adjusting lever 10 and drive unloading pole 11 and slide from top to bottom and make spacing groove 12 remove to the position that just in time can with spacing groove 12 block, starting motor 14 drives limiting plate 15 rotatory, make limiting plate 15 and spacing groove 12 block and support guide bar 9 under the support of backup pad 13, prevent that guide bar 9 from sliding downwards, cylinder 2 stops work when breaking off cylinder 2's air feed this moment and unloads the load, then accomplish the assembly work to the engine.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an automatic change assembly line heavy load uninstallation mechanism, includes workstation (1), cylinder (2), locating plate (4), coarse positioning piece (5) and tray (6), its characterized in that: the lower surface mounting of workstation (1) has cylinder (2), and the upper end of cylinder (2) is installed and is lifted pole (3), and the upper end fixed mounting of lifting pole (3) has locating plate (4), the surface of locating plate (4) is run through by thick locating piece (5), tray (6) have been placed to the upper surface of locating plate (4), constant head tank (7) have been seted up to the lower surface of tray (6), the last fixed surface of workstation (1) is provided with locating lever (8), the lower fixed surface of locating plate (4) is connected with guide bar (9), and the lower extreme of guide bar (9) runs through the lower surface of workstation (1), the one end lower surface that guide bar (9) is located workstation (1) below is connected with adjusts pole (10), the upper end of adjusting pole (10) runs through the lower surface of guide bar (9), and adjust pole (10) and be located inside one end of guide bar (9) and be connected with unload lotus pole (11), spacing groove (12) have been seted up to the upper end side surface of unloading lotus pole (11), fixed surface installs backup pad (13) under workstation (1) of guide bar (9) both sides, the lower surface mounting of backup pad (13) has motor (14), the outer surface that the output shaft upper end of motor (14) runs through backup pad (13) is connected with limiting plate (15).

2. The automated in-line heavy load unloading mechanism of claim 1, wherein: thick locating piece (5) and locating plate (4) are sliding connection, and are connected with the spring between thick locating piece (5) and locating plate (4), the upper end of thick locating piece (5) is the design of right trapezoid, and the middle setting of thick locating piece (5) upper end right trapezoid's inclined plane towards locating plate (4).

3. The automated in-line heavy load unloading mechanism of claim 1, wherein: locating lever (8) are the cylinder of upper end round platform type design, and the less one end of girth of locating lever (8) upper end up to locating plate (4) surface directly over locating lever (8) has seted up the hole of stepping down that is bigger than locating lever (8) diameter, constant head tank (7) set up to the round platform type the same with locating lever (8) surface shape.

4. The automated in-line heavy load unloading mechanism of claim 1, wherein: the guide rod (9) is in sliding connection with the workbench (1), the guide rod (9) is in rotating connection with the adjusting rod (10), and the side surface of the lower end of the guide rod (9) is in an open design.

5. The automated in-line heavy load unloading mechanism of claim 1, wherein: the adjusting rod (10) is in threaded connection with the unloading rod (11), the unloading rod (11) is in sliding connection with the guide rod (9), and the limiting grooves (12) are evenly distributed on the side surface of the unloading rod (11).

6. The automated pipeline heavy load unloading mechanism of claim 1, wherein: the unloading rod (11) is clamped and connected with the limiting plate (15) through the limiting groove (12), and the lower surface of the limiting plate (15) is attached to the outer surface of the supporting plate (13).