CN215880429U

CN215880429U - Reciprocating lever mechanism based on welding line production

Info

Publication number: CN215880429U
Application number: CN202120785790.4U
Authority: CN
Inventors: 斯文·奥顿; 范磊; 牟维哲
Original assignee: Decos Jiangsu Automation Technology Co ltd
Current assignee: Decos Jiangsu Automation Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-02-22
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a reciprocating rod mechanism based on welding line production, which comprises a lifting driving unit, a horizontal driving unit, a lifting unit, a conveying unit and a pull rod, wherein the reciprocating rod mechanism is assembled and connected in series in sequence; the lifting driving unit and the lifting unit are vertical operation modules, and the output end of the lifting driving unit is connected with the lifting unit through a pull rod; the conveying units are assembled in a parallel and symmetrical layout mode and are connected with the plurality of lifting units, and rack structures which are identical to the conveying length of the whole reciprocating rod are arranged at the two ends of each conveying unit along the length direction. This neotype reciprocating lever structure not only easy operation, operating efficiency is high moreover, and simultaneously, the maintenance is simple, can realize rising, conveying, decline, return the action, utilizes pull rod structure to avoid the work piece to receive to strike too big deformation that leads to simultaneously, and every action operation is reliable and stable, swift, and makes the high unity of lift and reliable.

Description

Reciprocating lever mechanism based on welding line production

Technical Field

The utility model relates to the technical field of automobile manufacturing, in particular to a reciprocating rod mechanism based on welding line production.

Background

With the rapid development of the automobile industry, the capacity of the whole automobile factory is doubled, higher beat and flexibility requirements are provided for a reciprocating rod conveyor, the current common reciprocating rod design cannot meet the requirements of high speed and stability, and a lifting device needs to bear the load generated by a horizontal moving mechanism during the lifting operation of the conventional reciprocating rod, so that the weight borne by the lifting operation is larger; and adopt overall structure, each processing station needs the simultaneous lift operation, is difficult to master to the uniformity that promotes the height.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the problems that in the prior art, when the reciprocating rod bracket is driven by the four-connecting-rod lifting unit to ascend and descend, the linear velocity of the reciprocating rod bracket is too high at the moment when the reciprocating rod bracket ascends to contact with a workpiece and when the reciprocating rod bracket descends to separate from the workpiece, the workpiece is deformed due to too large impact, and the lifting height is uniform, so that the reciprocating rod mechanism with the pull rod and the swing arm connected by the joint bearing is adopted in the lifting device.

In order to solve the technical problems, the reciprocating rod mechanism based on welding line production comprises a lifting driving unit, a horizontal driving unit, a lifting unit, a conveying unit and a pull rod, wherein the reciprocating rod mechanism is assembled and connected in series in sequence;

the lifting driving unit and the lifting unit are vertical operation modules, and the output end of the lifting driving unit is connected with the lifting unit through a pull rod;

the horizontal driving unit is connected with the lifting unit;

the conveying unit is assembled in a parallel and symmetrical layout mode, the conveying unit is connected with the plurality of lifting units, and rack structures which are identical to the conveying length of the whole reciprocating rod are arranged at the two ends of the conveying unit along the length direction.

In an embodiment of the present invention, the lifting driving unit is disposed at a start end of the reciprocating rod, and includes a base, a lifting driving motor reducer, a cam shaft, a cam follower, a sliding frame, a hydraulic cylinder, an energy accumulator, and an oil pipe, wherein the lifting driving motor reducer is mounted on the base through a flange and is fastened to the cam shaft through a bolt.

In one embodiment of the present invention, one end of the cam follower is disposed in the positioning hole of the sliding frame, and the other end of the cam follower is disposed in the positioning groove of the cam shaft.

In one embodiment of the utility model, one end of the hydraulic cylinder is arranged at the front end of the sliding frame, the other end of the hydraulic cylinder is hinged with the base, the energy accumulator is arranged on the base and is connected to a front cavity of the hydraulic cylinder through the oil pipe, and the power output end of the energy accumulator is connected with the pull rod through a coupler.

In one embodiment of the utility model, the horizontal driving unit is arranged between the lifting unit and the conveying unit and comprises a motor module and a driving rod, and the motor module is arranged on the side surface of the lifting unit through a ground bolt bracket.

In one embodiment of the utility model, one end of the driving rod is connected with the output shaft end of the motor module through a coupler, and the other end of the driving rod is in matching engagement with the rack.

In one embodiment of the utility model, the lifting units are provided with a plurality of groups, each group of lifting units comprises a lifting seat body, a swing arm, a lifting follow-up support, a guide rail frame and a guide wheel, the lifting seat body is arranged between the guide rail frame and the horizontal ground and is connected with the horizontal ground through foundation bolts, and the lifting follow-up support is connected with the front end of the swing arm through a joint bearing.

In one embodiment of the utility model, the guide rail is erected on two sides of the lifting follow-up support and connected with the lifting follow-up support through bolts, and the guide wheel is arranged at the starting end of the guide rail frame and installed in a matching manner with the positioning bolts.

In one embodiment of the utility model, the conveying unit adopts a gear guide rail structure scheme and comprises a rack.

In one embodiment of the utility model, the pull rod is connected to two working units connected in the reciprocating rod mechanism, and the pull rod is assembled between the adjacent lifting units through a swing arm.

Compared with the prior art, the utility model has the advantages that: this neotype reciprocating lever structure is easy to operate not only, and operating efficiency is high moreover, and simultaneously, the maintenance is simple, can realize rising, conveying, decline, return the action, utilizes pull rod structure to avoid the work piece to receive to strike too big deformation that leads to simultaneously, and every action operation is reliable and fast, and makes the high unity of lift and reliable, can effectively satisfy the big welding equipment operation's of welding car spare demand in batches of current big automobile factory, is applicable to popularization and application.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference will now be made in detail to the present disclosure, examples of which are illustrated in the accompanying drawings.

FIG. 1 is a front view of a reciprocating lever mechanism based on a welding line;

FIG. 2 is a top plan view of a reciprocating lever mechanism based on a welding line;

FIG. 3 is a schematic view of a lift driving mechanism of a reciprocating lever mechanism based on a welding line;

FIG. 4 is a schematic structural view of a lifting device in a reciprocating lever mechanism based on welding line production;

fig. 5 is a schematic view showing a structure of a transfer unit in a reciprocating lever mechanism based on a welding line.

As shown in the figure: 1. the lifting device comprises a lifting driving unit, 11, a base, 12, a lifting driving motor reducer, 13, a cam shaft, 14, a cam follower, 15, a sliding frame, 16, a hydraulic cylinder, 17, an energy accumulator, 18, an oil pipe, 2, a horizontal driving unit, 21, a motor module, 22, a driving rod, 3, a lifting unit, 31, a lifting base body, 32, a swing arm, 33, a lifting follow-up support, 34, a guide rail frame, 35, a guide wheel, 4, a conveying unit, 41, a rack, 5 and a pull rod.

Detailed Description

As shown in fig. 1 and 2, the present embodiment provides a reciprocating lever mechanism based on welding line production, including a lifting driving unit 1, a horizontal driving unit 2, a lifting unit 3, a conveying unit 4, and a pull rod 5, where the reciprocating lever mechanism is assembled and connected in series in sequence;

the lifting driving unit 1 and the lifting unit 3 are vertical operation modules, and the output end of the lifting driving unit 1 is connected with the lifting unit 3 through a pull rod 5;

the horizontal driving unit 2 is connected with the lifting unit 3;

and the conveying units 4 are assembled in a parallel and symmetrical layout mode, the conveying units 4 are connected with the plurality of lifting units 3, and the two ends of each conveying unit 4 are provided with rack 41 structures which are the same as the conveying length of the whole reciprocating rod along the length direction.

As shown in fig. 3, the lifting driving unit 1 is disposed at a start end of a reciprocating rod, and includes a base 11, a lifting driving motor reducer 12, a cam shaft 13, a cam follower 14, a sliding frame 15, a hydraulic cylinder 16, an energy accumulator 17, and an oil pipe 18, wherein the lifting driving motor reducer 12 is mounted on the base 11 through a flange and fastened to the cam shaft 13 through a bolt.

Specifically, the power for lifting the whole reciprocating rod comes from a lifting driving motor reducer, the lifting driving motor reducer drives a cam shaft, a cam follower and a sliding frame are driven to move back and forth, a pull rod is driven to move back and forth, and finally the whole conveying unit is driven to lift.

One end of the cam follower 14 is disposed in the positioning hole of the sliding frame 15, and the other end of the cam follower 14 is disposed in the positioning groove of the cam shaft 13.

Particularly, the curvature change of the cam shaft groove is uniform, so that the whole reciprocating rod does not have large impact on the operation of the whole reciprocating rod by adopting the structure, and the whole mechanism is protected; the energy accumulator and the hydraulic cylinder are stored, so that the stable operation of the equipment is further ensured.

One end of the hydraulic cylinder 16 is arranged at the front end of the sliding frame 15, the other end of the hydraulic cylinder is hinged with the base 11, the energy accumulator 17 is arranged on the base 11 and is connected to the front cavity of the hydraulic cylinder 16 through the oil pipe 18, and the power output end of the energy accumulator is connected with the pull rod 5 through a coupler.

As shown in fig. 2, the horizontal driving unit 2 is disposed between the lifting unit 3 and the conveying unit 4, and includes a motor module 21 and a driving rod 22, and the motor module 21 is disposed on a side surface of the lifting unit 3 through a ground bolt bracket.

One end of the driving rod 22 is connected with the output shaft end of the motor module 21 through a coupler, and the other end of the driving rod 22 is meshed with the rack 41 in a matching mode.

As shown in fig. 4, the lifting unit 3 is provided with a plurality of groups, each group of lifting unit 3 comprises a lifting seat body 31, a swing arm 32, a lifting follow-up support 33, a guide rail frame 34 and a guide wheel 35, the lifting seat body 31 is arranged between the guide rail frame 34 and the horizontal ground, and is connected with the horizontal ground through an anchor bolt, and the lifting follow-up support 33 is connected with the front end of the swing arm 32 through a joint bearing.

Guide rail frame 34 locate lifting follow-up support 33's both sides, and with lifting follow-up support 33 passes through the bolt and links to each other, leading wheel 35 locate guide rail frame 34's initiating terminal, and through with positioning bolt matching installation.

As shown in fig. 5, the conveying unit 4 adopts a gear and rail structure scheme, and comprises a rack 41, so as to realize reciprocating transportation of the flow shop.

Specifically, the supporting core of the conveying of the whole reciprocating rod is a conveying unit, the conveying unit adopts deformed steel, the structure is firm and reliable, the rack is connected to the deformed steel through a bolt, and the length of the whole rack is slightly longer than the conveying length so as to prevent the rack from being out of gear after the horizontal movement exceeds the range.

The pull rod 5 is connected with two operation units connected in the reciprocating rod mechanism, and the pull rod 5 is assembled between the adjacent lifting units 3 through a swing arm 32.

This neotype reciprocating lever mechanism design is simple, reasonable, welds efficient and low in labor strength of dress, and wherein, the design of lifting device can the station in the conveying, lifts the conveying unit, and the pull rod adopts joint bearing to be connected with the swing arm, and the motion of lifting of whole lifting device adopts the pull rod as the power supply, and the action of lifting device all leans on the pull rod to regard as power, and the structure is reliable, operates steadily.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.

Claims

1. The utility model provides a reciprocating lever mechanism based on welding line production which characterized in that: the lifting device comprises a lifting driving unit (1), a horizontal driving unit (2), a lifting unit (3), a conveying unit (4) and a pull rod (5), wherein the reciprocating rod mechanisms are assembled and connected in series in sequence;

the lifting driving unit (1), the lifting driving unit (1) and the lifting unit (3) are vertical operation modules, and the output end of the lifting driving unit (1) is connected with the lifting unit (3) through a pull rod (5);

the horizontal driving unit (2), the said horizontal driving unit (2) couples to lifting unit (3);

conveying unit (4), conveying unit (4) be parallel and symmetrical overall arrangement assembly, just conveying unit (4) with a plurality of units of lifting (3) link to each other, conveying unit (4) both ends all be equipped with along length direction with the same rack (41) structure of conveying length of whole reciprocating lever.

2. The reciprocating lever mechanism based on welding line production of claim 1, wherein: the lifting driving unit (1) is arranged at the starting end of the reciprocating rod and comprises a base (11), a lifting driving motor speed reducer (12), a cam shaft (13), a cam driven part (14), a sliding frame (15), a hydraulic cylinder (16), an energy accumulator (17) and an oil pipe (18), wherein the lifting driving motor speed reducer (12) is arranged on the base (11) through a flange and is fastened with the cam shaft (13) through a bolt.

3. The reciprocating lever mechanism based on welding line production of claim 2, wherein: one end of the cam follower (14) is arranged in a positioning hole of the sliding frame (15), and the other end of the cam follower (14) is arranged in a positioning groove of the cam shaft (13).

4. The reciprocating lever mechanism based on welding line production of claim 2, wherein: pneumatic cylinder (16) one end is located the front end of sliding frame (15), the other end with it is articulated between base (11), energy storage ware (17) are located on base (11), through oil pipe (18) are connected to the front chamber of pneumatic cylinder (16), its power take off end pass through the shaft coupling with pull rod (5) link to each other.

5. The reciprocating lever mechanism based on welding line production of claim 1, wherein: horizontal drive unit (2) locate and lift between unit (3), conveying unit (4), including motor module (21), actuating lever (22), motor module (21) fasten the support through ground and locate and lift unit (3) side.

6. The reciprocating lever mechanism based on welding line production of claim 5, wherein: one end of the driving rod (22) is connected with the output shaft end of the motor module (21) through a coupler, and the other end of the driving rod (22) is meshed with the rack (41) in a matching mode.

7. The reciprocating lever mechanism based on welding line production of claim 1, wherein: lift unit (3) be equipped with a plurality of groups, every group lifts unit (3) including lifting pedestal (31), swing arm (32), lifting follow-up support (33), guide rail frame (34) and leading wheel (35), lifting pedestal (31) locate between guide rail frame (34) and the level ground, it links to each other through rag bolt installation with level ground simultaneously, lifting follow-up support (33) pass through the front end of joint bearing with swing arm (32) and link to each other.

8. The reciprocating lever mechanism based on welding line production of claim 7, wherein: guide rail frame (34) locate the both sides of lifting follow-up support (33), and with lifting follow-up support (33) link to each other through the bolt, leading wheel (35) locate the initiating terminal of guide rail frame (34), and through the installation of matcing with positioning bolt.

9. The reciprocating lever mechanism based on welding line production of claim 1, wherein: the conveying unit (4) adopts a gear guide rail structure scheme and comprises a rack (41).

10. The reciprocating lever mechanism based on welding line production of claim 7, wherein: the pull rod (5) is connected with two operation units connected in the reciprocating rod mechanism, and the pull rod (5) is assembled between the adjacent lifting units (3) through a swing arm (32).