CN220406796U - Link mechanism for cutting machine - Google Patents

Abstract

The utility model discloses a connecting rod mechanism for a cutting machine, which comprises a power connecting plate, a traction plate and a connecting rod assembly, wherein the power connecting plate is connected with the traction plate; the power connecting plate is connected with the lifting driving assembly; the middle part of the traction plate is rotatably provided with a power connecting plate; four traction plates are respectively and rotatably arranged at corners of the traction plates, and the traction plates positioned on the same broadside side are connected through a coupling; the connecting rod assembly is rotationally connected with the traction plate and is connected between the fixed plate and the punching die; when cutting, the lifting driving assembly enables the traction plate to move downwards through the power connecting plate, so that the connecting rod assembly pushes the punching die downwards, and meanwhile, the four groups of connecting rod assemblies are connected with the punching die, so that the punching die can be stably lifted.

Description

Link mechanism for cutting machine

Technical Field

The utility model relates to the technical field of cutting machines, in particular to a connecting rod mechanism for a cutting machine.

Background

The cutting machine moves down the upper die-cutting die through the action of the lifting driving mechanism, so that the upper die-cutting die and the lower die-cutting die are assembled to complete the die-cutting treatment of products, and the lifting driving mechanism pushes the upper die-cutting die to perform the die-cutting action through the connecting rod mechanism, so that the connecting rod mechanism capable of stably lifting is needed to be provided.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the embodiment of the utility model provides a connecting rod mechanism for a cutting machine, which comprises a power connecting plate, a traction plate and a connecting rod assembly; the power connecting plate is connected with the lifting driving assembly; the middle part of the traction plate is rotatably provided with the power connecting plate; the four traction plates are respectively and rotatably arranged at corners of the traction plates, and the traction plates positioned on the same broadside side are connected through a coupling; the connecting rod assembly is rotationally connected with the traction plate, and the connecting rod assembly is connected between the fixing plate and the punching die.

The utility model has at least the following beneficial effects:

when cutting, lift drive assembly makes the traction plate move down through the power connecting plate, makes link assembly promote the die-cut mould downwards, adopts four group link assembly to be connected with the die-cut mould simultaneously, guarantees that the die-cut mould can.

According to some embodiments of the utility model, the lifting driving assembly comprises a rotary driving piece, a driving rod and driving connecting plates, wherein the rotary driving piece is connected with the driving rod, the upper ends of the driving connecting plates are connected with the driving rod, two driving connecting plates are adopted, and the power connecting plates are clamped at the lower ends of the two driving connecting plates.

According to some embodiments of the present utility model, the upper ends of the two driving connection plates are rotatably mounted on a top seat, and two ear plates are disposed on the top seat, wherein one ear plate is connected with one driving connection plate through a rotating shaft, and the other ear plate and the other driving connection plate are provided with the driving rod in a penetrating manner.

According to some embodiments of the utility model, the connecting rod assembly comprises two small power connecting rods and one small connecting rod, the small connecting rods are rotatably installed between the two small power connecting rods, and the shaft ends of the shaft coupling are inserted into the connecting positions between the small power connecting rods and the small connecting rods.

According to some embodiments of the utility model, a first rotating seat is rotatably arranged between the upper ends of the two small power connecting rods, and the first rotating seat is fixed on the fixed plate.

According to some embodiments of the utility model, the lower end of the small connecting rod is rotatably mounted on a second rotary seat, and the second rotary seat is fixed on the punching die.

According to some embodiments of the utility model, a movable supporting plate is arranged at the bottom of the traction plate, the guide rod is arranged on the movable supporting plate in a penetrating mode, the upper end of the guide rod is connected with the fixed plate, the lower end of the guide rod is arranged on a bottom plate, and the bottom plate is fixed on the punching die.

According to some embodiments of the utility model, the movable pallet is provided with a sleeve, and the guide rod is inserted into the sleeve.

According to some embodiments of the utility model, the traction plate is inserted with a guide rod, the upper end of the guide rod is connected with the fixing plate, the lower end of the guide rod is mounted on a base, and the base is fixed on the punching die.

According to some embodiments of the utility model, the rotary drive employs a servo motor.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic overall view of a first embodiment of the present utility model;

FIG. 2 is a schematic side view of a first embodiment of the present utility model;

FIG. 3 is a schematic diagram of a second embodiment of the present utility model;

FIG. 4 is a schematic side view of a second embodiment of the present utility model;

fig. 5 is a schematic diagram of a second embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to exclude this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 and 3, a link mechanism for a cutting machine includes a power connection plate 100, a pulling plate 300, a connection plate 400, and a link assembly 500; the power connection plate 100 is connected with the lifting driving assembly 200; the power connection plate 100 is rotatably installed in the middle of the traction plate 300; four connecting plates 400 are adopted, the four connecting plates 400 are respectively rotatably arranged at corners of the traction plate 300, and the connecting plates 400 positioned on the same wide side are connected through a coupling 410; the link assembly 500 is rotatably connected to the link plate 400, and the link assembly 500 is connected between the fixed plate and the punching die.

When cutting, the lifting driving assembly 200 enables the traction plate 300 to move downwards through the power connecting plate 100, so that the connecting rod assembly 500 pushes the punching die downwards, and meanwhile, the four groups of connecting rod assemblies 500 are connected with the punching die, so that the punching die can be stably lifted.

Referring to fig. 1, 3 and 5, the elevating driving assembly 200 includes a rotation driving member 210, a driving rod 220 and a driving link 230, wherein the rotation driving member 210 is connected to the driving rod 220, the driving link 230 is connected to the driving rod 220 at the upper end thereof, two driving links 230 are used, the power connection plate 100 is clamped at the lower ends of the two driving links 230, the rotation driving member 210 rotates the driving link 230, and the elevating motion of the power connection plate 100 occurs along with the rotation of the driving link 230.

Referring to fig. 1 and 2, in the present embodiment, the upper ends of two driving connection plates 230 are rotatably mounted on a top seat 240, two ear plates 241 are disposed on the top seat 240, one ear plate 241 is connected to one driving connection plate 230 through a rotation shaft, and the other ear plate 241 is connected to the other driving connection plate 230 through a driving rod 220.

In the present embodiment, the rotary driving member 210 employs a servo motor.

Referring to fig. 1 and 3, the link assembly 500 includes two small power links 510 and a small link 520, the small link 520 is rotatably installed between the two small power links 510, and the shaft end of the coupling 410 is inserted at the connection between the small power links 510 and the small links 520.

When the drawing plate 300 is driven by the power connecting plate 100 to rise during punching, the connecting plates 400 at two sides of the drawing plate 300 can pull the power small connecting rod 510 to rise, the small connecting rod 520 can also be pulled to rise by rising of the power small connecting rod 510, and the punching die can be pulled to rise by rising of the small connecting rod 520; conversely, when the pulling plate 300 descends under the driving of the power connecting plate 100, the connecting plate 400, the power small connecting rod 510 and the small connecting rod 520 are pushed back and reset in sequence, so that the punching die descends; thus, the movement of the elevation drive assembly 200 drives the punching die to reciprocate up and down, thereby punching the product.

In this embodiment, a first rotating seat 530 is rotatably installed between the upper ends of the two small power connecting rods 510, and the first rotating seat 530 is fixed on the fixed plate.

In this embodiment, the lower end of the small link 520 is rotatably mounted to the second rotary seat 540, and the second rotary seat 540 is fixed to the punching die.

To ensure smoothness in the lifting process of the moving pallet 600, two embodiments are adopted:

referring to fig. 1 and 2, embodiment one: in order to ensure the stability of the punching die in the lifting process, a movable supporting plate 600 is arranged at the bottom of the traction plate 300, a guide rod 700 is arranged on the movable supporting plate 600 in a penetrating way, the upper end of the guide rod 700 is connected with a fixed plate, the lower end of the guide rod 700 is arranged on a bottom plate 800, and the bottom plate 800 is fixed on the punching die.

To ensure smooth lifting of the moving pallet 600, a shaft sleeve 610 is installed on the moving pallet 600, and a guide bar 700 is inserted into the shaft sleeve 610.

Referring to fig. 3 and 4, a second embodiment: a guide bar 700 is inserted into the drawing plate 300, the upper end of the guide bar 700 is connected with the fixing plate, the lower end of the guide bar 700 is mounted on a base 900, and the base 900 is fixed on the punching die.

In the description of the present specification, reference to the term "some embodiments" or "what may be considered to be" etc. means that a particular feature, structure, material or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A linkage mechanism for a cutting machine, comprising:

a power connection plate (100), wherein the power connection plate (100) is connected with a lifting driving assembly (200);

the traction plate (300), the middle part of the traction plate (300) is rotatably provided with the power connecting plate (100);

the connecting plates (400) are four, the four connecting plates (400) are respectively rotatably arranged at corners of the traction plate (300), and the connecting plates (400) positioned on the same wide side are connected through a coupling (410);

and the connecting rod assembly (500), the connecting rod assembly (500) is rotationally connected with the connecting plate (400), and the connecting rod assembly (500) is connected between the fixed plate and the punching die.

2. The link mechanism for a cutting machine according to claim 1, wherein the lifting driving assembly (200) comprises a rotary driving member (210), a driving rod (220) and a driving connecting plate (230), the rotary driving member (210) is connected with the driving rod (220), the upper end of the driving connecting plate (230) is connected with the driving rod (220), the driving connecting plate (230) is two, and the power connecting plate (100) is clamped at the lower ends of the two driving connecting plates (230).

3. The connecting rod mechanism for a cutting machine according to claim 2, wherein the upper ends of the two driving connecting plates (230) are rotatably mounted on a top base (240), two lug plates (241) are arranged on the top base (240), one lug plate (241) is connected with one driving connecting plate (230) through a rotating shaft, and the other lug plate (241) and the other driving connecting plate (230) are provided with the driving rod (220) in a penetrating manner.

4. The connecting rod mechanism for a cutting machine according to claim 1, wherein the connecting rod assembly (500) comprises two small power connecting rods (510) and one small connecting rod (520), the small connecting rods (520) are rotatably installed between the two small power connecting rods (510), and the shaft ends of the shaft joint (410) are inserted at the connecting positions between the small power connecting rods (510) and the small connecting rods (520).

5. The link mechanism for a cutting machine according to claim 4, wherein the first rotating seat (530) is rotatably installed between the upper ends of the two small power links (510).

6. The link mechanism for a cutting machine according to claim 4, wherein the lower end of the small link (520) is rotatably mounted to the second rotary seat (540).

7. The link mechanism for a cutting machine according to claim 1, wherein a movable pallet (600) is installed at the bottom of the pulling plate (300), a guide bar (700) is vertically installed on the movable pallet (600), the upper end of the guide bar (700) is connected to the fixed plate, the lower end of the guide bar (700) is installed on a base plate (800), and the base plate (800) is fixed on the cutting die.

8. The link mechanism for a cutting machine according to claim 7, wherein a shaft sleeve (610) is mounted on the movable pallet (600), and the guide bar (700) is inserted into the shaft sleeve (610).

9. The link mechanism for a cutting machine according to claim 1, wherein a guide bar (700) is inserted into the pulling plate (300), an upper end of the guide bar (700) is connected to the fixing plate, a lower end of the guide bar (700) is mounted on a base (900), and the base (900) is fixed to the punching die.

10. A linkage mechanism for a cutting machine according to claim 2, wherein the rotary drive (210) employs a servo motor.