CN220881306U - Jacking and rotating mechanism for transmission assembly production line - Google Patents

Abstract

The utility model discloses a jacking and rotating mechanism for a transmission assembly production line, and belongs to the technical field of transmission assembly. Comprises a jacking mechanism, a rotating mechanism and a positioning mechanism; the jacking mechanism comprises a base unit, wherein the base unit comprises a base and a jacking cylinder; the lifting air cylinder is movably connected with the connecting plate through a floating joint to provide lifting force for the connecting plate; the rotating mechanism comprises an air cylinder bracket and a guide rail bracket which are fixedly connected to the connecting plate; a rotary cylinder is fixed on the cylinder bracket; a linear guide rail is fixed on the guide rail bracket, a rotary rack is fixedly connected to the linear guide rail, and the rotary rack is normally meshed with a gear on the driving assembly and is used for driving the rotating mechanism to rotate; the utility model ensures that an operator can rotate the gearbox assembly to a position convenient for assembly only by pressing the control button on the production line, reduces the labor intensity of workers and improves the assembly efficiency.

Description

Jacking and rotating mechanism for transmission assembly production line

Technical Field

The utility model belongs to the technical field of transmission assembly, and relates to a jacking and rotating mechanism for a transmission assembly production line.

Background

In the assembly process of peripheral parts of an automobile gearbox, the process steps are more, and parts and installation positions needing to be installed are more; the assembler needs to rotate around the gearbox frequently in order to reach a convenient location for handling. The assembly of the operator around the gearbox is not only labor intensive but also inefficient.

The existing auxiliary transmission assembly equipment can only rotate and lift the transmission box body in assembly, but still needs to be controlled manually, and the structure of the auxiliary transmission assembly equipment cannot be applied to the transmission assembly automation production line of the current factory, for example, china patent application No. 201611257785.6 discloses an automobile transmission trial assembly table which comprises a rack and a rotary workbench, wherein two opposite bearing seats are arranged at the upper end of the rack: the rotary workbench comprises a bottom plate and two side plates, the two side plates are arranged opposite to each other and are respectively and vertically fixedly connected with the bottom plate, the side plates are vertically fixedly connected with horizontal rotating shafts, the horizontal rotating shafts are respectively and vertically fixedly connected with horizontal rotating shafts through bearings, the horizontal rotating shafts are respectively and fixedly connected with a turbine through bearing seats, a worm is rotationally connected with a worm mounting seat through a bearing, and the worm is meshed with the turbine; two gearbox supporting seats which are arranged opposite to each other are fixedly connected on the bottom plate respectively and are used for clamping and fixing the gearbox from two sides of the gearbox; the upper end rotation of frame is connected with compresses tightly the subassembly for compress tightly it from the top surface of gearbox, still need turbine worm cooperation rethread manpower control assembly bench to remove, consume the manpower, assembly efficiency is not high.

Disclosure of utility model

The utility model aims to solve the technical problem that an auxiliary assembly device of a speed changer cannot be applied to an automatic production line in the prior art, and provides a jacking and rotating mechanism for the assembly production line of the speed changer.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

In a first aspect, the present utility model provides a jacking and rotating mechanism for a transmission assembly line, comprising a jacking mechanism, a rotating mechanism and a positioning mechanism;

the jacking mechanism comprises a base unit; the base unit comprises a base and a jacking cylinder; the base is provided with a plurality of vertical mounting holes, guide rods are supported in the mounting holes through bearings, and connecting plates are fixedly supported on the guide rods; the lifting cylinder is movably connected with the connecting plate through a floating joint to provide lifting force for the connecting plate; the base is provided with a plurality of positioning holes;

The rotating mechanism comprises an air cylinder bracket and a guide rail bracket which are fixedly connected to the connecting plate; a rotary cylinder is fixed on the cylinder bracket; the guide rail bracket is fixedly provided with a linear guide rail, the linear guide rail is fixedly connected with a rotary rack, and the rotary rack is normally meshed with a gear on the driving assembly and is used for driving the rotating mechanism to rotate;

the positioning mechanism comprises a rotating plate supported on the connecting plate through a supporting device; the rotating plate is provided with a locating pin for fixing the tray in cooperation with a pin hole on the tray for placing the workpiece on the production line.

The utility model further improves that:

The blocking mechanism comprises a blocking device bracket fixed on the base, a blocking device is fixedly connected to the blocking device bracket, and a blocking cylinder is connected to the blocking device for blocking a tray for placing workpieces on a production line.

The jacking mechanism further comprises an adjusting unit; the adjusting unit comprises an adjusting block, an adjusting bolt, a bolt and a nut which are fixed at the installation position of the jacking mechanism, and the adjusting block is provided with a bolt hole; the adjusting bolt is inserted into the bolt hole and used for adjusting the level and the height of the jacking rotating mechanism used for the transmission assembly production line; the bolt passes through the positioning hole and then is installed into the adjusting bolt, and the adjusting bolt is locked by using a nut.

The jacking cylinder is provided with a magnetic switch for sensing that the rotating mechanism is jacked to a set position.

The supporting device is a plurality of universal ball adjusting assemblies fixed on the connecting plate and used for enabling the rotating plate to rotate stably.

The rotating mechanism further comprises a limiting support fixed on the connecting plate, and the limiting support is connected with an oil pressure buffer for stopping the rotating plate.

The rotating plate is also provided with a plurality of cushion blocks, and the cushion blocks are provided with positioning edge pins or positioning round pins.

The bearing is a linear bearing.

The number of the mounting holes, the positioning holes and the cushion blocks is 4.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model discloses a jacking rotating mechanism for a transmission assembly production line, wherein a jacking air cylinder is arranged in the jacking mechanism, when a tray for placing a workpiece on the production line moves to the position above the jacking rotating mechanism, the rotating mechanism arranged at the upper part of the jacking mechanism is jacked up by the jacking air cylinder, a positioning mechanism arranged above the rotating mechanism fixes the tray through a positioning pin, meanwhile, a piston rod of a rotary air cylinder in the rotating mechanism starts to move to drive a rotary rack to move, the rotary rack transmits power to a gear of a driving assembly to drive the rotating mechanism to rotate, and the tray fixed on the positioning mechanism also rotates along with the rotation, so that a gearbox assembly can rotate to a position convenient for assembly.

Further, through setting up blocking mechanism, when the derailleur assembly is accomplished, whole rotary mechanism and tray and work piece fall to the conveyer line on, wait that the tray falls in place after, the stopper falls and passes through the tray and carry out next process for the production line is more orderly high-efficient.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall schematic of a jacking and rotating mechanism for a transmission assembly line in accordance with the present utility model;

FIG. 2 is a schematic view of a blocking mechanism of a jacking rotation mechanism for a transmission assembly line according to the present utility model;

FIG. 3 is a schematic view of a rotary mechanism of a jacking rotary mechanism for a transmission assembly line according to the present utility model;

FIG. 4 is a schematic illustration of a jacking mechanism of a jacking rotation mechanism for a transmission assembly line according to the present utility model;

FIG. 5 is a schematic view of a positioning mechanism of a jacking rotation mechanism for a transmission assembly line according to the present utility model.

Wherein: 1-a blocking mechanism; 2-a rotation mechanism; 3-a jacking mechanism; 4-a positioning mechanism; 101-a stopper bracket; 102-a stopper; 103-blocking the cylinder; 201-a rotary cylinder; 202-cylinder bracket; 203-turning racks; 204-linear guide rail; 205-a rail bracket; 206-a drive assembly; 207-a universal ball adjustment assembly; 208-limiting brackets; 209-an oil pressure buffer; 301-a base; 302-adjusting a bolt; 303-an adjustment block; 304-jacking the cylinder; 305-floating joint; 306-connecting plates; 307-linear bearings; 308-a guide bar; 309-bolts; 3010-a nut; 401-cushion blocks; 402-locating round pins; 403-locating rib pins; 404-rotating plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model is described in further detail below with reference to the attached drawing figures:

Referring to fig. 1, an embodiment of the present utility model discloses a jacking rotation mechanism for a transmission assembly line, which comprises a jacking mechanism 3, a rotation mechanism 2, a blocking mechanism 1 and a positioning mechanism 4; the lifting mechanism is internally provided with a lifting cylinder, when a tray for placing a workpiece on a production line moves to the position above the lifting rotating mechanism, the rotating mechanism arranged on the upper part of the lifting mechanism is lifted up through the lifting cylinder, the positioning mechanism arranged above the rotating mechanism fixes the tray through the positioning pin, meanwhile, a piston rod of a rotary cylinder in the rotating mechanism starts to move to drive a rotary rack to move, the rotary rack transmits power to a gear of a driving assembly to drive the rotating mechanism to rotate, the tray fixed on the positioning mechanism also follows to rotate, and the gearbox assembly can rotate to the position convenient to assemble.

Referring to fig. 1 and 4, the lifting mechanism 3 includes a base unit and an adjustment unit; the base unit comprises a base 301 and a jacking cylinder 304; the base 301 is provided with a plurality of vertical mounting holes, a guide rod 308 is supported in the mounting holes through a linear bearing 307, and a connecting plate 306 is fixedly supported on the guide rod 308; the jacking cylinder 304 is movably connected with the connecting plate 306 through a floating joint 305 to provide a lifting force for the connecting plate 306; the jacking cylinder 304 is provided with a magnetic switch for sensing whether the rotating mechanism 2 is jacked in place or not, judging whether the rotating mechanism can rotate in the next step or not, and jacking in place is to jack up the rotating mechanism and the tray, and separating from the whole wire body so as to facilitate rotation; if the jacking is not in place, the rotation process of the rotating mechanism and the line interference can occur in the rotation process; a proximity switch on the production line senses whether a tray for placing a workpiece is in place or not and whether a positioning pin is inserted into a tray positioning hole or not. The base 301 is provided with 4 positioning holes; the adjusting unit comprises an adjusting block 303, an adjusting bolt 302, an M20 bolt 309 and an M20 nut 3010 which are fixed at the installation position of the jacking mechanism 3, and the adjusting block 303 is provided with a bolt hole; the adjusting bolt 302 is inserted into the bolt hole and used for adjusting the level and the height of the jacking rotating mechanism used for the transmission assembly line; the bolt 309 is inserted into the adjusting bolt 302 after passing through the positioning hole, and is locked by a nut 3010.

Referring to fig. 1 and 3, the rotating mechanism 2 includes a cylinder bracket 202, a rail bracket 205 and a limit bracket 208 fixedly connected to the connecting plate 306; a rotary cylinder 201 is fixed on the cylinder bracket 202; a linear guide rail 204 is fixed on the guide rail bracket 205, a rotary rack 203 is fixedly connected to the linear guide rail 204, and the rotary rack 203 is always meshed with a gear on a driving assembly 206 for driving the rotation mechanism 2 to rotate; the limiting bracket 208 is connected with the hydraulic buffer 209, and the hydraulic buffer 209 is used for buffering the impact force of the rotating plate 404 after rotating in place, so that the rotating mechanism can be stopped in place stably, and the rotating plate 404 can be stopped; the universal ball adjustment assembly 207 stabilizes the rotation of the rotation mechanism.

Referring to fig. 1 and 5, the positioning mechanism 4 includes a rotating plate 404 supported on the connecting plate 306 by 4 ball adjusting assemblies 207 fixed on the connecting plate 306; the rotating plate 404 is also provided with 4 cushion blocks 401, and the cushion blocks 401 are provided with positioning edge pins 403 or positioning round pins 402. The pin holes on the tray for placing the workpieces on the production line are matched with the fixed tray.

Referring to fig. 1 and 2, the blocking mechanism 1 comprises a blocker bracket 1 fixed on a base 301, a blocker 102 is fixedly connected to the blocker bracket 1, and a blocking cylinder 103 is connected to the blocker 102 for blocking a tray on which workpieces are placed on a production line. Through setting up blocking mechanism, when the derailleur assembly is accomplished, whole rotary mechanism and tray fall to the conveyer line with the work piece on, wait that the tray falls in place after, the stopper falls and passes through the tray and carry out next process for the production line is more orderly high-efficient.

The blocking cylinder 103, the revolving cylinder 201 and the jacking cylinder 304 are all connected with a total control unit on a transmission assembly production line, control buttons are arranged on the production line, and the operation acceptance controls the movement of the cylinders through the control buttons; the jacking cylinder is provided with a magnetic switch for sensing whether the rotating mechanism 2 is in place or not and transmitting a signal to the overall control unit to judge whether the rotating action can be performed or not, so that the motion of the revolving cylinder 201 is controlled.

The working process of the utility model is as follows:

Jacking process of the jacking mechanism 3: the stopper 102 falls down, and after the gearbox and the tray thereof which have been assembled last are released, the piston rod of the blocking cylinder 103 extends out to push the stopper 102 to be in a blocking state; when the pallet moves to a position with the next workpiece, the proximity switch senses a workpiece in-place signal, the jacking rotary button is manually pressed, and the jacking cylinder 304 drives the floating joint 305 to jack up the rotary mechanism under the guidance of the linear guide rail 307 and the guide rod 308; at this time, the pad 401 on the rotating plate is supported to the bottom surface of the tray, and the positioning round pin 402 and the positioning edge pin 403 are inserted into the positioning hole of the tray.

The rotation process of the rotation mechanism 2: after the magnetic switch on the jacking cylinder 304 senses an in-place signal, the piston rod of the rotary cylinder 201 moves to drive the rotary rack 203 and the linear guide rail 204 to do linear motion, the rotary rack 203 drives the gear of the driving component 206 to rotate, and the rotary plate drives the tray and the workpiece to rotate under the drive of the driving component 206 and the support of the universal ball adjusting component 207. When the gearbox is rotated to a proper angle, the hydraulic buffer 209 on the limiting support 208 stops the rotating plate, and an operator can assemble the peripheral parts of the gearbox; after the assembly is completed, an operator presses a release button, a piston rod of the rotary cylinder 201 retreats, and the rotary plate 404 drives the tray and the workpiece to return to the initial position; the piston rod of the jacking cylinder 304 is retracted, the whole rotating mechanism, the tray and the workpiece are fallen onto the conveying line, and after the tray is in place, the stopper 102 is fallen down to release the tray.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The jacking and rotating mechanism for the transmission assembly production line is characterized by comprising a jacking mechanism (3), a rotating mechanism (2) and a positioning mechanism (4);

The jacking mechanism (3) comprises a base unit; the base unit comprises a base (301) and a jacking cylinder (304); a plurality of vertical mounting holes are formed in the base (301), guide rods (308) are supported in the mounting holes through bearings, and connecting plates (306) are fixedly supported on the guide rods (308); the jacking cylinder (304) is movably connected with the connecting plate (306) through a floating joint (305) to provide a lifting force for the connecting plate (306); a plurality of positioning holes are formed in the base (301);

The rotating mechanism (2) comprises a cylinder bracket (202) and a guide rail bracket (205) which are fixedly connected to the connecting plate (306); a rotary cylinder (201) is fixed on the cylinder bracket (202); a linear guide rail (204) is fixed on the guide rail bracket (205), a rotary rack (203) is fixedly connected to the linear guide rail (204), and a gear on a driving assembly (206) is meshed with the rotary rack (203) for driving the rotating mechanism (2) to rotate;

The positioning mechanism (4) comprises a rotating plate (404) supported on the connecting plate (306) through a supporting device; the rotating plate (404) is provided with a locating pin for fixing the tray in cooperation with a pin hole on the tray for placing the workpiece on the production line.

2. The jacking rotating mechanism for the transmission assembly line according to claim 1, further comprising a blocking mechanism (1), wherein the blocking mechanism (1) comprises a blocking device bracket (101) fixed on a base (301), a blocking device (102) is fixedly connected to the blocking device bracket (101), and a blocking cylinder (103) is connected to the blocking device (102) and used for blocking a tray on which workpieces are placed on the production line.

3. Jacking rotation mechanism for a transmission assembly line according to claim 1, characterized in that the jacking mechanism (3) further comprises an adjustment unit; the adjusting unit comprises an adjusting block (303), an adjusting bolt (302), a bolt (309) and a nut (3010) which are fixed at the installation position of the jacking mechanism (3), and the adjusting block (303) is provided with a bolt hole; the adjusting bolt (302) is inserted into the bolt hole and used for adjusting the level and the height of the jacking rotating mechanism used for the transmission assembly production line; the bolt (309) is inserted into the adjusting bolt (302) after passing through the positioning hole, and is locked by using a nut (3010).

4. The jacking rotation mechanism for a transmission assembly line according to claim 1, wherein a magnetic switch is provided on the jacking cylinder (304) for sensing that the rotation mechanism (2) has been jacked up to a set position.

5. The jacking rotation mechanism for a transmission assembly line according to claim 1, wherein the supporting means is a plurality of universal ball adjusting assemblies (207) fixed to the connection plate (306) for smooth rotation of the rotation plate (404).

6. The jacking rotating mechanism for the transmission assembly line according to claim 5, wherein the rotating mechanism (2) further comprises a limiting bracket (208) fixed on the connecting plate (306), and the limiting bracket (208) is connected with a hydraulic buffer (209) for stopping the rotating plate (404).

7. The jacking rotating mechanism for a transmission assembly line according to any one of claims 1-6, wherein a plurality of cushion blocks (401) are further arranged on the rotating plate (404), and positioning prismatic pins (403) or positioning round pins (402) are arranged on the cushion blocks (401).

8. The jacking rotation mechanism for a transmission assembly line as claimed in claim 1, wherein said bearing is a linear bearing (307).

9. The jacking rotation mechanism for a transmission assembly line according to claim 1, wherein the number of the mounting holes, the positioning holes and the pads (401) is 4.