CN219859409U

CN219859409U - Material transferring mechanism

Info

Publication number: CN219859409U
Application number: CN202320698074.1U
Authority: CN
Inventors: 金学明; 胡芒芒; 尹直
Original assignee: Zhejiang Baida Plastics Co ltd
Current assignee: Zhejiang Baida Plastics Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-10-20
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a material transfer mechanism which comprises a mounting frame, a mounting block, a material taking seat, a material taking piece and a rotary driving piece, wherein the mounting frame is arranged on the mounting block; the mounting block is in sliding connection with the mounting frame in a first direction through the first guide rail sliding block assembly; the material taking seat is in sliding connection with the mounting block in a second direction through the second guide rail sliding block assembly, the second direction is perpendicular to the first direction, and the material taking piece is arranged on the material taking seat and used for taking and placing materials; the rotary driving piece is fixed on the mounting frame, the driving arm is arranged at the power output end of the rotary driving piece, the tail end of the driving arm is rotatably connected with the material taking seat through the rotary connecting structure, the rotary driving piece drives the driving arm to rotate back and forth within a certain angle range, and the material taking seat is driven to move along the second direction in the rotating process and simultaneously drives the mounting block to move along the first direction, so that the material taking piece moves in an arc track. According to the utility model, through the optimized design of the structure, the structure is simpler and more reasonable, and the mechanism is flexible and smooth to operate and has good practicability and popularization.

Description

Material transferring mechanism

Technical Field

The utility model relates to a material transfer mechanism, and belongs to the field of structural design of automation technology.

Background

In automatic production, materials are often transferred between different stations through a material transfer mechanism, and under many working conditions, the materials cannot be directly transferred in a translational mode, and the materials are required to be placed on a subsequent station in a jumping mode after being taken on the previous station, so that the material transfer is realized. The blanking device comprises a mounting plate, a motor arranged on the mounting plate, a screw rod arranged on the mounting plate and driven by the motor, a horizontal guide rail arranged on the mounting plate, a ferry slide plate arranged on the horizontal guide rail, a vertical guide rail arranged on the ferry slide plate, and a ferry feeding plate arranged on the vertical guide rail and capable of moving up and down, wherein the lower end of the ferry feeding plate is connected with a ferry clamp device for clamping and transferring a coil framework, the ferry clamp device is driven by a first cylinder arranged on the upper part of the ferry clamp device and drives the ferry slide plate to move up and down on the vertical guide rail, and the motor drives the screw rod to operate and enables the ferry clamp device to move left and right on the horizontal guide rail; in the above patent document, the first cylinder drives the screw rod to move up and down, the motor drives the screw rod to move left and right, and the driving structures of the first cylinder and the screw rod are combined to serve as a driving mechanism, so that the material transferring mechanism is suitable for transferring materials, and the driving mechanism in the above patent document is relatively complex in structure and low in manufacturing cost, so that a change space exists in the structure.

Disclosure of Invention

Aiming at the defects pointed out in the background art, the utility model aims to provide a material transfer mechanism with reasonable structure, which has the advantages of relatively simple structure, lower manufacturing cost and good practicability.

The technical scheme for realizing the aim of the utility model is as follows:

the utility model relates to a material transfer mechanism which comprises a mounting frame, a mounting block, a material taking seat, a material taking piece and a rotary driving piece, wherein the mounting frame is arranged on the mounting block; the mounting block is in sliding connection with the mounting frame in a first direction through the first guide rail sliding block assembly; the material taking seat is in sliding connection with the mounting block in a second direction through a second guide rail sliding block assembly, the second direction is perpendicular to the first direction, and the material taking piece is arranged on the material taking seat and used for taking and placing materials; the rotary driving piece is fixed on the mounting frame, the driving arm is arranged at the power output end of the rotary driving piece, the tail end of the driving arm is rotatably connected with the material taking seat through the rotary connecting structure, the rotary driving piece drives the driving arm to rotate back and forth within a certain angle range, and drives the mounting block to move along the first direction while driving the material taking seat to move along the second direction in the rotating process, so that the material taking piece moves in an arc track, the transfer and the conveying of materials are realized, and the material transfer mechanism is simple in structure and smooth, flexible and stable in operation.

According to a further technical scheme, the rotation angle of the driving arm is controlled to be 90-180 degrees, so that the material transferring requirement is met.

According to a further technical scheme, the material taking part is a suction nozzle or a clamping jaw, the suction nozzle is connected with an external air source, and the material is sucked through the suction nozzle or clamped through the clamping jaw by the structure, so that the material is taken.

According to a further technical scheme, the rotary driving piece is a servo motor device, an output shaft of the servo motor device is the power output end, and the structural design can enable control accuracy to be higher and mechanism operation to be more stable.

Further technical scheme, first guide rail slider subassembly and second guide rail slider subassembly all include the bar track and with the slider that the bar track slides and links to each other to play direction spacing effect, this subassembly can directly purchase from the market and obtain, need not the customization, does benefit to control manufacturing cost.

According to a further technical scheme, the rotary connecting structure comprises a bearing, a connecting shaft and a fastening screw, two bearings are coaxially fixed in a fixing hole at the tail end of the driving arm, the outer peripheral walls of the two bearings are connected with the wall of the fixing hole, the inner peripheral wall of the bearing is tightly sleeved with the connecting shaft, and the material taking seat is fixedly connected with the connecting shaft through the fastening screw; by adopting the structure, the movable connection between the driving arm and the material taking seat is more stable.

According to a further technical scheme, the fixing holes are through holes, two bearings are respectively arranged at two ends in the through holes, stop steps are arranged at the peripheries of the bearings and stop the corresponding end side walls of the fixing holes, the connecting shaft penetrates through the two bearings and the supporting sleeve in sequence and then is fixedly connected with the material taking seat through the fastening screws, and an outer convex annular baffle is arranged at one end, far away from the material taking seat, of the connecting shaft; the structure is convenient for assembly production, and is beneficial to improving the assembly efficiency.

According to the technical scheme, the material taking seat is provided with the mounting support with the adjustable position, the side part of the mounting support is provided with the cantilever extending to one side, the material taking part is arranged at the tail end of the cantilever, and the structure design can facilitate flexible installation of the mechanism.

The utility model has the positive effects that: according to the utility model, a driving mode of combining a double cylinder or a single cylinder with a screw rod or a double screw rod is abandoned in the material transferring mechanism, and the structure is optimized, so that the structure is simpler and more reasonable, the operation of the mechanism is flexible and smooth, and the mechanism has good practicability and popularization.

Drawings

FIG. 1 is a front view of a material transfer mechanism of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a partial enlarged view at B in FIG. 2;

FIG. 4 is a perspective view of the material transfer mechanism of FIG. 1;

fig. 5 to 9 are structural diagrams of the material transferring mechanism in different states in the present utility model.

The reference numerals shown in the figures are: 1-mounting rack; 2-mounting blocks; 3-a material taking seat; 31-mounting a support; 32-cantilever; 4-a material taking part; 5-a rotary drive; 51-power take-off; 52-driving arm; 53-fixing holes; 54-bearings; 541-stop steps; 55-connecting shaft; 551-annular baffle; 6-a first rail-slide assembly; 7-a second rail-slide assembly; 8-bar-shaped tracks; 81-sliding blocks; 9-tightening a screw; 10-support sleeve.

Detailed Description

In order to make the technical problems solved, the technical scheme adopted and the technical effects achieved by the utility model more clear, the technical scheme of the embodiment of the utility model will be further described in detail with reference to the accompanying drawings.

The material transfer mechanism in the embodiment is suitable for material feeding and discharging in automatic assembly equipment, and the structure of the material transfer mechanism is shown in the structures shown in fig. 1 to 4, and comprises a mounting frame 1, a mounting block 2, a material taking seat 3, a material taking piece 4 and a rotary driving piece 5; the mounting block 2 is in sliding connection with the mounting frame 1 in a first direction through the first guide rail sliding block assembly 6, and the mounting block 2 can only move along the first direction relative to the mounting frame 1 under the guide limiting effect of the first guide rail sliding block assembly 6; the material taking seat 3 is slidably connected with the mounting block 2 in a second direction through the second guide rail sliding block assembly 7, and the material taking seat 3 can only move in the second direction relative to the mounting block 2 under the guiding and limiting action of the second guide rail sliding block assembly 7, the second direction is perpendicular to the first direction, the direction indicated by an arrow C in fig. 2 is a first direction, the direction indicated by an arrow D is a second direction, in actual operation, the first direction can be a horizontal direction, and the second direction is an up-down direction; the material taking piece 4 is arranged on the material taking seat 3 and is used for taking and placing materials; the rotary driving piece 5 is fixed on the mounting frame 1, a driving arm 52 is arranged at the power output end 51 of the rotary driving piece 5, the tail end of the driving arm 52 is rotatably connected with the material taking seat 3 through a rotary connecting structure, the rotary driving piece 5 drives the driving arm 52 to rotate back and forth within a certain angle range, the rotation angle of the driving arm 52 can be adaptively determined between 90 degrees and 180 degrees according to the material transferring distance and the material transferring position, and the mounting block 2 is driven to move along the first direction while the material taking seat 3 is driven to move along the second direction in the rotating process, so that the material taking piece 4 moves in an arc track; the working process reference diagram of the material transferring mechanism is shown in fig. 5 to 9, the working principle of the material transferring mechanism is described by matching with the working process reference diagram, firstly, the material taking part 4 takes material at the position shown in fig. 5, then the driving arm 52 is driven to rotate anticlockwise through the rotary driving part 5, the material taking seat 3 is driven to move upwards in the second guide rail sliding block assembly 7 in the rotation process of the driving arm 52, in the process, the material taking seat 3 is pushed leftwards due to gradual change of the angle of the driving arm 52, the material taking seat 3 transfers leftwards pushing force to the mounting block 2, the mounting block 2 moves leftwards under the guiding action of the first guide rail sliding block assembly 6, finally, the material taking part 4 reaches the position shown in fig. 9 and puts down the material, then the driving arm 52 is driven to rotate clockwise through the rotary driving part 5, so that the material taking part 4 moves from the position shown in fig. 9 to the position of fig. 5 for next material taking, the action cycle can be carried out continuously, the material taking part 4 is driven to move in an arc-shaped jump mode in the material transferring process, the structure of the material transferring mechanism is relatively simple, and the operation is efficient and flexible.

The material taking part 4 in the embodiment adopts a suction nozzle, the suction nozzle is connected with an external air source, and when the external air source sucks air, the suction nozzle sucks the material, so that the material is taken, and after the material is transferred in place, the external air source discharges air to release the material; in practice the material take-off 4 may also be a jaw (e.g. a pneumatic finger).

The rotary driving piece 5 in this embodiment adopts a servo motor device, the output shaft of the servo motor device is the power output end 51, the corresponding end of the driving arm 52 is directly fixed on the output shaft of the servo motor device, and the rotation control precision is higher and more stable through the servo motor device.

The first rail-slider assembly 6 and the second rail-slider assembly 7 in this embodiment may have a structure in the prior art, which includes a bar-shaped rail 8 and a slider 81 slidably connected to the bar-shaped rail 8, and two relatively slidably connected components are respectively fixed to the bar-shaped rail 8 and the slider 81.

In order to improve the connection reliability and flexibility between the driving arm 52 and the material taking seat 3, as shown in fig. 2 and fig. 3, in a further embodiment, the rotation connection structure includes a bearing 54, a connection shaft 55 and a fastening screw 9, two bearings 54 are coaxially fixed in a fixing hole 53 at the tail end of the driving arm 52, the outer peripheral walls of the two bearings 54 are connected with the wall of the fixing hole 53, the inner peripheral wall of the bearing 54 is tightly sleeved with the connection shaft 55, and the material taking seat 3 is fixedly connected with the connection shaft 55 through the fastening screw 9; the two bearings 54 can ensure the installation stability of the connecting shaft 55 and the stability of the relative movable connection between the driving arm 52 and the material taking seat 3; furthermore, the fixing hole 53 is a circular through hole, two bearings 54 are respectively installed at two ends in the through hole, a stop step 541 is arranged at the periphery of each bearing 54 and is stopped at the corresponding end edge wall of the fixing hole 53, the connecting shaft 55 sequentially passes through the two bearings 54 and the support sleeve 10 and then fixedly connected with the material taking seat 3 through the fastening screw 9, one end, far away from the material taking seat 3, of the connecting shaft 55 is provided with an outwards convex annular baffle 551, two ends of the support sleeve 10 are respectively abutted to the corresponding side surfaces of the bearing 54 and the material taking seat 3 close to the two ends of the support sleeve 10, and the structural design is more convenient and rapid in assembly, improves the production efficiency and can effectively prevent the bearing 54 from slipping.

In this embodiment, the material taking seat 3 is provided with a mounting support 31 with an adjustable position, so that the position of the mounting support 31 can be adjusted to adapt to the use requirement during installation and debugging of the mechanism; the mounting bracket 31 can be position-adjustable by such a structure: the mounting bracket 31 is provided with a strip hole, the material taking seat 3 is provided with a screw hole, a fixing screw penetrates through the strip hole and is in threaded connection with the screw hole, and when the position of the mounting bracket 3 is adjusted, the mounting bracket 31 is moved along the direction of the strip hole by loosening the fixing screw and then is locked; in order to make the installation position of the mechanism more flexible, the cantilever 32 extending to one side is arranged at the side part of the installation support 31, and the material taking member 4 is arranged at the tail end of the cantilever 32, so that the structure is shown in fig. 1.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.

Claims

1. The material transfer mechanism is characterized by comprising a mounting frame (1), a mounting block (2), a material taking seat (3), a material taking piece (4) and a rotary driving piece (5); the mounting block (2) is in sliding connection with the mounting frame (1) in a first direction through the first guide rail sliding block assembly (6); the material taking seat (3) is in sliding connection with the mounting block (2) in a second direction through a second guide rail sliding block assembly (7), the second direction is perpendicular to the first direction, and the material taking piece (4) is arranged on the material taking seat (3) and used for taking and placing materials; the rotary driving piece (5) is fixed on the mounting frame (1), the driving arm (52) is arranged at the power output end (51) of the rotary driving piece, the tail end of the driving arm (52) is rotatably connected with the material taking seat (3) through a rotary connecting structure, the rotary driving piece (5) drives the driving arm (52) to rotate back and forth within a certain angle range, and in the rotating process, the material taking seat (3) is driven to move along the second direction and simultaneously drives the mounting block (2) to move along the first direction, so that the material taking piece (4) moves in an arc track.

2. The material transfer mechanism as claimed in claim 1, wherein the rotation angle of the driving arm (52) is controlled to be 90-180 degrees.

3. The material transfer mechanism according to claim 1, wherein the material taking member (4) is a suction nozzle or a clamping jaw, and the suction nozzle is connected with an external air source.

4. A material transfer mechanism according to claim 1, wherein the rotary drive (5) is a servomotor arrangement, the output shaft of which is the power output (51).

5. The material transfer mechanism of claim 1, wherein the first rail-slide assembly (6) and the second rail-slide assembly (7) each comprise a bar-shaped rail (8) and a slide (81) slidably connected to the bar-shaped rail (8).

6. The material transfer mechanism according to claim 1, wherein the rotary connecting structure comprises a bearing (54), a connecting shaft (55) and a fastening screw (9), two bearings (54) are coaxially fixed in a fixing hole (53) at the tail end of the driving arm (52), the outer peripheral walls of the two bearings (54) are connected with the wall of the fixing hole (53), the inner peripheral wall of the bearing (54) is tightly sleeved with the connecting shaft (55), and the material taking seat (3) is fixedly connected with the connecting shaft (55) through the fastening screw (9).

7. The material transfer mechanism according to claim 6, wherein the fixing hole (53) is a through hole, two bearings (54) are respectively installed at two ends in the through hole, a stop step (541) is arranged at the periphery of each bearing (54) and stops at the corresponding end edge wall of the fixing hole (53), the connecting shaft (55) sequentially penetrates through the two bearings (54) and the supporting sleeve (10) and then is fixedly connected with the material taking seat (3) through the fastening screw (9), and an outer convex annular baffle is arranged at one end, far away from the material taking seat (3), of the connecting shaft (55).

8. The material transfer mechanism according to claim 1, wherein the material taking seat (3) is provided with a mounting support (31) with an adjustable position, a cantilever (32) extending to one side is arranged on the side part of the mounting support (31), and the material taking piece (4) is arranged at the tail end of the cantilever (32).