CN211140708U

CN211140708U - Continuous workpiece turnover device

Info

Publication number: CN211140708U
Application number: CN202021184251.7U
Authority: CN
Inventors: 陈洪星
Original assignee: Weifang Xingqian Machinery Co ltd
Current assignee: Weifang Xingqian Machinery Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-07-31
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a continuous workpiece turnover device, which comprises a rotary box with a square structure, wherein four sides of the rotary box are respectively provided with a bearing plate and a fixed plate, a push-pull plate is arranged between the bearing plate and the fixed plate, the push-pull plate is provided with a first hinge round hole and a second hinge round hole, a first hinge shaft is arranged in the first hinge round hole in a penetrating way, two ends of the first hinge shaft are respectively hinged with a hinged support, the hinged support is fixedly connected with one end face of a sliding block, the sliding block is connected with a sliding rail in a sliding way, and the other end face of the sliding block is fixedly connected with the end part of a piston rod of; a second hinge shaft penetrates through the second hinge round hole, and two ends of the second hinge shaft are respectively hinged with the end part of the piston rod of the second cylinder; the utility model can realize continuous automatic turnover of the workpieces transmitted on the conveyer belt, and the conveyer belt works continuously without stopping in the turnover process of the workpieces; the workpiece overturning process is stable and reliable, and damage to parts and a conveying belt due to collision is avoided.

Description

Continuous workpiece turnover device

Technical Field

The utility model relates to a continuous type work piece turning device belongs to machining equipment technical field.

Background

The hydraulic lifter of the tractor comprises an outer lifting arm, an inner lifting arm and a piston rod, wherein the outer lifting arm and the inner lifting arm are connected together through a lifting arm shaft, the piston rod is hinged to the inner lifting arm, the piston rod is connected to a piston of a hydraulic cylinder, the hydraulic cylinder is installed in a sealed lifter shell, the lifter shell serves as a hydraulic oil tank, and a reversing valve installed on one side of the lifter shell controls the lifting arm to lift.

In the process of assembling the hydraulic lifter on the conveying belt, parts are required to be installed in the inner cavity and the outer part of the lifter shell, so that the lifter shell needs to be turned over, and the inner cavity and the outer parts are convenient to install; at present, manual overturning and mechanical arm overturning are adopted as the modes for overturning the shell of the lifter, and the shell of the lifter is made of metal, so that the shell of the lifter is heavy, the labor intensity of manual overturning is high, continuous operation is difficult to realize, the efficiency is low, potential safety hazards exist, and the shell of the lifter is extremely easy to crush; the parts which can be subjected to finish machining are damaged in the process of manually turning the workpiece, and sometimes even the conveying belt is damaged due to collision; the mechanical arm is adopted for overturning, although the mechanical arm has the advantages of accurate workpiece positioning and rapid action, the mechanical arm can only overturn the workpieces one by one, and the conveying belt needs to be stopped in the overturning process, so that the continuity ratio is poor; in addition, the mechanical arm is high in intelligence and complex in structure, so that the machining process of the machine is complex, and the manufacturing cost and the subsequent maintenance cost are high.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a continuous workpiece turnover device aiming at the defects in the background technology, which can realize continuous automatic turnover of workpieces transmitted on a conveyor belt, and the conveyor belt works continuously without stopping in the turnover process of the workpieces; the workpiece overturning process is stable and reliable, and the damage to parts and a conveying belt caused by collision is avoided; the structure is simple and reasonable, and the manufacturing cost and the subsequent maintenance cost can be reduced.

For solving the technical problem, the utility model discloses a following technical scheme:

a continuous workpiece turnover device comprises a rotary box with a square structure, wherein four side surfaces of the rotary box are respectively provided with a bearing plate and a fixed plate, the inner end parts of the bearing plate and the fixed plate are respectively fixedly arranged with the box wall of the rotary box, a push-pull plate is arranged between the bearing plate and the fixed plate, the push-pull plate is provided with a first hinge round hole and a second hinge round hole, the first hinge round hole is positioned at one end part of the push-pull plate, a first hinge shaft penetrates through the first hinge round hole, two ends of the first hinge shaft are respectively hinged with a hinge support, the hinge support is fixedly connected with one end surface of a sliding block, the sliding block is in sliding connection with a sliding rail, the other end surface of the sliding block is fixedly connected with the end part of a piston rod of a; and a second hinge shaft penetrates through the second hinge round hole, and two ends of the second hinge shaft are respectively hinged with the end part of the second cylinder piston rod.

Further, the rotating box is installed between the feeding conveying belt and the discharging conveying belt.

Furthermore, the two ends of the rotating box are respectively provided with a shaft head which is coaxially arranged, and the shaft heads are driven by a stepping motor.

Furthermore, the outer surfaces of the bearing plate and the fixed plate are respectively flush with the surface of the rotating box body.

Furthermore, the outer end part of the supporting plate is provided with a folded edge which is turned outwards by 15 degrees; one end of the push-pull plate is provided with a hem which is turned outwards by 15 degrees.

Furthermore, the slide rail is arranged on the outer surface of the rotating box between the bearing plate and the fixed plate, and the slide rail is perpendicular to the bearing plate or the fixed plate.

Furthermore, the tail end of the second cylinder is provided with a hinge lug plate, and the second cylinder is hinged with one end of the fixing plate through the hinge lug plate.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

in the utility model, a workpiece enters the upper part of the bearing plate under the inertia effect from the tail end of the feeding conveyer belt, then the push-pull plate is driven by the control cylinder to compress the workpiece, the workpiece is driven by the stepping motor to overturn after being compressed, and the overturned workpiece slides down to the discharging conveyer belt under the gravity effect; the utility model can realize the continuous automatic turnover of the workpiece, and the conveyer belt keeps a continuous working state without stopping the machine in the turnover process of the workpiece; the utility model firmly compresses the workpiece in the turning process, does not shake and can not cause the damage of parts and a conveyer belt due to collision; the utility model has the advantages of simple and reasonable structure, cost of manufacture and subsequent dimension are all lower.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a view showing the usage state of the present invention;

FIG. 3 is a schematic view of the construction of the push-pull plate;

in the figure, 1-a rotating box, 2-a shaft head, 3-a bearing plate, 4-a fixing plate, 5-a push-pull plate, 51-a first hinge round hole, 52-a second hinge round hole, 6-a hinge support, 7-a first hinge shaft, 8-a slide block, 9-a first air cylinder, 10-a slide rail, 11-a second air cylinder, 12-a second hinge shaft, 13-a hinge lug plate, 14-a feeding conveyer belt and 15-a discharging conveyer belt.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 3 jointly, the utility model provides a continuous type work piece turning device, including square structure's rotation case 1, rotate case 1 and install between feeding belt 14 and ejection of compact conveyer belt 15, the spindle nose 2 of coaxial setting is installed respectively at the both ends of rotation case 1, and the central line of spindle nose 2 sets up with feeding belt 14 or ejection of compact conveyer belt 15's direction of delivery is perpendicular, and spindle nose 2 drives through step motor, and spindle nose 2 rotates 90 at every turn.

The four side surfaces of the rotating box 1 are respectively provided with a bearing plate 3 and a fixing plate 4, the inner end parts of the bearing plate 3 and the fixing plate 4 are respectively fixed with the box wall of the rotating box 1, and the outer surfaces of the bearing plate 3 and the fixing plate 4 are respectively flush with the surface of the box body of the rotating box 1; and the outer end part of the supporting plate 3 is provided with a folded edge which is turned outwards by 15 degrees.

The bearing plate 3 and the fixed plate 4 are provided with a push-pull plate 5 between, the side end face of the push-pull plate 5 is provided with a first hinge round hole 51 and a second hinge round hole 52 which are communicated, the first hinge round hole 51 is positioned at one end part of the push-pull plate 5, the other end part of the push-pull plate 5 is provided with a hem turned outwards by 15 degrees, the hem turned outwards at the end part of the push-pull plate 5 and the hem turned outwards at the end part of the plate 3 are symmetrically arranged, and the hem is arranged, so that a workpiece can smoothly enter a clamping cavity between the bearing plate 3 and the push-.

A first hinge shaft 7 penetrates through the first hinge round hole 51, and two ends of the first hinge shaft 7 are respectively hinged with the hinge support 6; the hinged support 6 is fixedly connected with one end face of the sliding block 8; the sliding block 8 is connected with a sliding rail 10 in a sliding manner, the sliding rail 10 is arranged on the outer surface of the rotating box 1 between the bearing plate 3 and the fixed plate 4, and the sliding rail 10 is arranged vertically to the bearing plate 3 or the fixed plate 4; the other end surface of the slide block 8 is fixedly connected with the end part of a piston rod of a first air cylinder 9, the tail end of the first air cylinder 9 is fixed on the surface of the fixed plate 4, and the first air cylinder 9 provides a power source for the slide block 8 to move along the slide rail 10.

A second hinge shaft 12 penetrates through the second hinge round hole 52, and two ends of the second hinge shaft 12 are respectively hinged with the end part of the piston rod of the second cylinder 11; the end of the second cylinder 11 is provided with a hinge lug plate 13, and the second cylinder 11 is hinged with one end of the fixed plate 4 through the hinge lug plate 13.

The air supply pipeline of the first air cylinder 9 and the air supply pipeline of the second air cylinder 11 are communicated with the multi-channel pneumatic rotary joint, the pneumatic rotary joint can avoid the problem that the air pipes are wound in the rotating process of the first air cylinder 9 and the second air cylinder 11, and stable and lossless air pressure transmission can be guaranteed.

The utility model discloses a concrete theory of operation:

conveying the workpiece on a feeding conveying belt 14, and enabling the workpiece to enter the upper part of the supporting plate 3 under the inertia effect after reaching the conveying tail end; then the first air cylinder 9 and the second air cylinder 11 synchronously extend out to drive the push-pull plate 5 to vertically descend, the push-pull plate 5 compresses the workpiece while descending, then the spindle nose 2 on the rotating box 1 is driven by the stepping motor to rotate clockwise, and the rotating box 1 rotates 90 degrees at a time under the action of the stepping motor; after the rotating box 1 rotates 180 degrees, the first air cylinder 9 and the second air cylinder 11 synchronously retract to loosen the compressed workpiece, then the second air cylinder 11 continues to retract to enable the push-pull plate 5 to be obliquely arranged, the overturned workpiece slides down to the initial conveying end of the discharging conveyer belt 15 under the action of gravity, and the overturned workpiece is conveyed to the next station by the discharging conveyer belt 15; the utility model discloses can overturn in succession to the work piece that equidistant setting on the conveyer belt, firmly compress tightly the work piece in the upset process, can not cause the work piece to collide with.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. The utility model provides a continuous type work piece turning device which characterized in that: comprises a rotating box (1) with a square structure, wherein four side surfaces of the rotating box (1) are respectively provided with a bearing plate (3) and a fixed plate (4), the inner end parts of the bearing plate (3) and the fixed plate (4) are respectively fixedly arranged with the box wall of the rotating box (1), a push-pull plate (5) is arranged between the bearing plate (3) and the fixed plate (4), the push-pull plate (5) is provided with a first hinge round hole (51) and a second hinge round hole (52), the first hinge round hole (51) is positioned at one end part of the push-pull plate (5), a first hinge shaft (7) is penetrated in the first hinge round hole (51), two ends of the first hinge shaft (7) are respectively hinged with a hinge support (6), the hinge support (6) is fixedly connected with one end surface of a slide block (8), the slide block (8) is slidably connected with a slide rail (10), the other end surface of the slide block (8) is fixedly connected with the end part, the tail end of the first cylinder (9) is fixed on the surface of the fixed plate (4); a second hinge shaft (12) penetrates through the second hinge round hole (52), and two ends of the second hinge shaft (12) are respectively hinged to the end part of the piston rod of the second cylinder (11).

2. A continuous workpiece turnover device as set forth in claim 1 wherein: the rotating box (1) is arranged between the feeding conveying belt (14) and the discharging conveying belt (15).

3. A continuous workpiece turnover device as set forth in claim 1 wherein: the two ends of the rotating box (1) are respectively provided with a shaft head (2) which is coaxially arranged, and the shaft heads (2) are driven by a stepping motor.

4. A continuous workpiece turnover device as set forth in claim 1 wherein: the outer surfaces of the bearing plate (3) and the fixed plate (4) are respectively flush with the surface of the rotating box (1).

5. A continuous workpiece turnover device as set forth in claim 1 wherein: the outer end part of the supporting plate (3) is provided with a folded edge which is turned outwards by 15 degrees; one end of the push-pull plate (5) is provided with a hem which is turned outwards by 15 degrees.

6. A continuous workpiece turnover device as set forth in claim 1 wherein: the sliding rail (10) is arranged on the outer surface of the rotating box (1) between the bearing plate (3) and the fixing plate (4), and the sliding rail (10) is perpendicular to the bearing plate (3) or the fixing plate (4).

7. A continuous workpiece turnover device as set forth in claim 1 wherein: the tail end of the second cylinder (11) is provided with a hinged lug plate (13), and the second cylinder (11) is hinged with one end of the fixing plate (4) through the hinged lug plate (13).