CN211392987U

CN211392987U - Workpiece turnover mechanism

Info

Publication number: CN211392987U
Application number: CN201921496202.4U
Authority: CN
Inventors: 罗嗣林
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-09-01
Anticipated expiration: 2029-09-10

Abstract

The utility model belongs to the technical field of machinery, especially, relate to a work piece tilting mechanism. It has solved the technical problem such as prior art inefficiency. This work piece tilting mechanism includes the fixing base, top at the fixing base is equipped with a horizontal location board, it places the seat to be equipped with the work piece at the horizontal location board upper surface, and fix the fixed riser on the horizontal location board upper surface, a side at fixed riser is equipped with the evagination cantilever, and wear to establish the hinge at evagination cantilever free end, the lateral part of vertical cylinder is equipped with two horizontal holes and the both ends of hinge wear to establish respectively in the horizontal hole, the articulated arm of grabbing that is connected with of telescopic link at vertical cylinder, the one end of keeping away from vertical cylinder at the arm of grabbing is connected with the chuck, and the arm of grabbing passes through hinge structure and is connected with fixed riser top, thereby vertical cylinder drive arm of grabbing relatively fixed riser swing forces the chuck to gain the work piece. The utility model has the advantages that: the production efficiency is improved.

Description

Workpiece turnover mechanism

Technical Field

The utility model belongs to the technical field of machinery, especially, relate to a work piece tilting mechanism.

Background

A disc-shaped workpiece can be machined by a machine tool.

In the feeding stage, two modes of manual feeding and robot feeding are generally adopted.

The robot material loading has higher requirement to the material loading precision.

The robot material loading adopts the clamping jaw to carry discoid product circumference, simultaneously, utilizes the robot to remove the clamping jaw to the lathe, through the processing back of last step, discoid work piece this moment be vertical state of placing generally, and the position of lathe processing is the lower extreme of work piece, consequently, need turn around the work piece when the lathe material loading, and present turn around adopts the manual work to turn around to utilize the clamping jaw to carry out the material loading finally.

The above method is obviously inefficient and cannot meet the requirement of mass production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a work piece tilting mechanism that can solve above-mentioned technical problem.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this work piece tilting mechanism includes the fixing base, top at the fixing base is equipped with a horizontal location board, it places the seat to be equipped with the work piece at the horizontal location board upper surface, and fix the fixed riser on the horizontal location board upper surface, a side at fixed riser is equipped with the evagination cantilever, and wear to establish the hinge at evagination cantilever free end, the lateral part of vertical cylinder is equipped with two horizontal holes and the both ends of hinge wear to establish respectively in the horizontal hole, the articulated arm of grabbing that is connected with of telescopic link at vertical cylinder, the one end of keeping away from vertical cylinder at the arm of grabbing is connected with the chuck, and the arm of grabbing passes through hinge structure and is connected with fixed riser top, thereby vertical cylinder drive arm of grabbing relatively fixed riser swing forces the chuck to gain the work piece.

In the workpiece turnover mechanism, the lower end of the fixed vertical plate is connected with the transverse fixed plate, the fixed vertical plate and the transverse fixed plate form an inverted T-shaped structure, the transverse fixed plate is provided with a plurality of fastening screws in a penetrating manner, and the fastening screws are in threaded connection with threaded holes in the horizontal positioning plate.

In the workpiece turnover mechanism, the fixed vertical plate and the convex cantilever are connected into an integral structure.

In the workpiece turnover mechanism, the hinged structure comprises an H-shaped support, the grabbing arm is clamped in a bayonet at one end of the H-shaped support, a hinged shaft is arranged at the top of the fixed vertical plate in a penetrating manner, two end parts of the other end of the H-shaped support are respectively provided with a through hole, and two ends of the hinged shaft are respectively arranged in the two through holes in a penetrating manner.

In the workpiece turnover mechanism, the side part of one end of the grabbing arm close to the vertical cylinder is clamped in the H-shaped support.

In the workpiece turnover mechanism, the rectangular positioning groove is formed in the middle of the lower surface of the horizontal positioning plate, the top of the fixing seat is inserted into the rectangular positioning groove, a plurality of countersunk screws penetrate through the horizontal positioning plate, and a plurality of threaded hole bodies for the countersunk screws to be inserted one by one and in threaded connection with the countersunk screws are formed in the top of the fixing seat.

In the workpiece turnover mechanism, the top of the fixed vertical plate is provided with a blind hole and a pressure spring with the lower end inserted into the blind hole, and the grabbing arm swings downwards to force the pressure spring to be compressed in the length direction.

In the workpiece turnover mechanism, the lower end of the fixed seat is connected with a flange.

Compared with the prior art, the workpiece turnover mechanism has the advantages that:

the mechanism can realize the turnover of the workpiece, so that the follow-up clamping jaw mechanism can take materials conveniently, the process of manual turnover is omitted, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a workpiece turnover mechanism provided by the present invention.

Fig. 2 is a schematic structural diagram of the workpiece turnover mechanism provided by the utility model with a pressure spring.

Fig. 3 is a schematic view of the work turning mechanism according to the present invention.

In the figure, a fixed seat 1, a flange 11, a horizontal positioning plate 2, a rectangular positioning groove 21, a workpiece placing seat 3, a fixed vertical plate 4, a convex cantilever 41, a transverse fixed plate 42, a hinge shaft 421, a hinge shaft 43, a blind hole 44, a pressure spring 45, a vertical cylinder 5, a gripping arm 6, a chuck 61 and an H-shaped bracket 7.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, the workpiece turnover mechanism includes a fixed base 1, and the fixed base 1 is in a column shape, for example, a cylindrical shape and a rectangular column shape.

The inside of fixing base 1 is equipped with vertical through-hole, and it can reduce material to and reduce cost.

In order to facilitate the installation and fixation, the lower end of the fixed seat 1 is connected with a flange 11. The flange 11 is provided with bolts for fixing, such as the ground or a frame.

Be equipped with a horizontal location board 2 at the top of fixing base 1, specifically, be equipped with rectangle constant head tank 21 at horizontal location board 2's lower surface middle part, the location of fixing base 1 is the plane, and the top of fixing base 1 is inserted in rectangle constant head tank 21, and the tank bottom face of plane and rectangle constant head tank 21 coincide, wears to be equipped with a plurality of countersunk screw on horizontal location board 2, and the top of fixing base 1 is equipped with a plurality of confessions countersunk screw insert one by one and with countersunk screw threaded connection's screw hole body.

By the structure, the contact surface can be enlarged, and the stability and the reliability of connection can be further improved.

The horizontal positioning plate 2 is a metal plate.

The upper surface of the horizontal positioning plate 2 is provided with a workpiece placing seat 3, the workpiece placing seat 3 is shaped like a Chinese character 'ji', and two ends of the workpiece placing seat 3 are connected with the top of the fixed seat 1 through bolts.

And the fixed vertical plate 4 is fixed on the upper surface of the horizontal positioning plate 2, specifically, the lower end of the fixed vertical plate 4 is connected with a transverse fixing plate 42, the fixed vertical plate 4 and the transverse fixing plate 42 form an inverted T-shaped structure, a plurality of fastening screws penetrate through the transverse fixing plate 42, and the fastening screws are in threaded connection with threaded holes in the horizontal positioning plate 2.

A convex cantilever 41 is arranged on one side of the fixed vertical plate 4, and the fixed vertical plate 4 and the convex cantilever 41 are connected into an integral structure. The design of the convex cantilever 41 can realize the avoidance of the space and effectively utilize the existing space.

The protruding cantilever 41 has a Y-shape.

And the hinge shaft 421 is arranged at the suspended end of the outer convex cantilever 41 in a penetrating manner, two transverse holes are arranged at the side part of the vertical cylinder 5, and two ends of the hinge shaft 421 are respectively arranged in the transverse holes in a penetrating manner, so that the hinged connection can be realized.

Articulated being connected with in vertical cylinder 5's telescopic link grabs arm 6, the one end of keeping away from vertical cylinder 5 at grabs arm 6 is connected with chuck 61 to grab arm 6 is connected with fixed riser 4 top through hinge structure, thereby vertical cylinder 5 drive grabs arm 6 swing relatively fixed riser 4 and forces chuck 61 to gain the work piece on the work piece placing seat 3 and overturn.

The chuck 61 is a chuck with an air cylinder, which is a commercially available product, and the structure thereof is not further described in this embodiment.

The vertical cylinder 5 can be replaced by an oil cylinder, and the work piece can be taken out and released by the cooperation of the chuck 61 during the action of the vertical cylinder 5.

Specifically, the hinge structure of this embodiment includes H-shaped bracket 7, and grab arm 6 is blocked in the bayonet of H-shaped bracket 7 one end, and a hinge shaft 43 is worn to be equipped with at the top of fixed riser 4, and two tip of the other end of H-shaped bracket 7 are equipped with the perforation respectively, and two ends of hinge shaft 43 are worn to be equipped with respectively in two perforations.

The H-shaped support 7 provides a very good support, ensuring stability and smoothness of the swing of the gripping arms.

The side of one end of the gripping arm 6 close to the vertical cylinder 5 is clamped in an H-shaped bracket 7. The transverse section of the grabbing arm 6 is rectangular, and the grabbing arm can be matched with a bayonet at one end of the H-shaped support 7 to realize connection and matching.

The top of the fixed vertical plate 4 is provided with a blind hole 44 and a pressure spring 45 with the lower end inserted into the blind hole, and the grabbing arm 6 swings downwards to force the pressure spring 45 to compress in the length direction.

The compression spring 45 plays a role of vertical buffering.

When the material is taken out, the material taking device is used,

the vertical cylinder is started and drives one end of the grabbing arm close to the vertical cylinder to swing upwards, the other opposite end of the grabbing arm swings downwards, when the chuck descends to a set position, the chuck at the moment obtains a workpiece placed on the workpiece placing seat 3, then swings upwards, and when the chuck reaches to the set position, the robot clamping jaw mechanism (another application of the applicant) obtains the workpiece and finally places the workpiece on the machine tool.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. Work piece tilting mechanism, including fixing base (1), a serial communication port, top at fixing base (1) is equipped with a horizontal positioning board (2), it places seat (3) to be equipped with the work piece at horizontal positioning board (2) upper surface, and fix fixed riser (4) on horizontal positioning board (2) upper surface, a side at fixed riser (4) is equipped with evagination cantilever (41), and wear to establish hinge (421) at evagination cantilever (41) free end, the lateral part of vertical cylinder (5) is equipped with two transverse holes and the both ends of hinge (421) wear to establish respectively in the transverse hole, thereby articulated arm (6) of being connected with of telescopic link at vertical cylinder (5), the one end of keeping away from vertical cylinder (5) in arm (6) is connected with chuck (61), and arm (6) are connected with fixed riser (4) top through hinge structure, thereby vertical cylinder (5) drive arm (6) swing relatively fixed riser (4) and force chuck (61) to obtain the worker The workpiece on the workpiece placing seat (3) is turned over.

2. The workpiece turnover mechanism as claimed in claim 1, wherein a transverse fixing plate (42) is connected to the lower end of the fixed vertical plate (4), the fixed vertical plate (4) and the transverse fixing plate (42) form an inverted T-shaped structure, a plurality of fastening screws penetrate through the transverse fixing plate (42), and the fastening screws are in threaded connection with threaded holes in the horizontal positioning plate (2).

3. The workpiece turnover mechanism of claim 1, wherein the fixed vertical plate (4) and the convex cantilever (41) are connected into an integral structure.

4. The workpiece turnover mechanism according to claim 1, wherein the hinged structure comprises an H-shaped bracket (7), the gripping arm (6) is clamped in a bayonet at one end of the H-shaped bracket (7), a hinged shaft (43) is arranged at the top of the fixed vertical plate (4) in a penetrating way, two ends of the other end of the H-shaped bracket (7) are respectively provided with a through hole, and two ends of the hinged shaft (43) are respectively arranged in the two through holes in a penetrating way.

5. The workpiece turning mechanism according to claim 4, characterized in that the side of one end of the gripping arm (6) close to the vertical cylinder (5) is clamped in the H-shaped bracket (7).

6. The workpiece turnover mechanism according to claim 1, wherein a rectangular positioning groove (21) is formed in the middle of the lower surface of the horizontal positioning plate (2), the top of the fixed seat (1) is inserted into the rectangular positioning groove (21), a plurality of countersunk screws penetrate through the horizontal positioning plate (2), and a plurality of threaded hole bodies for the countersunk screws to be inserted into and in threaded connection with the countersunk screws are formed in the top of the fixed seat (1).

7. The workpiece turnover mechanism is characterized in that a blind hole (44) is formed in the top of the fixed vertical plate (4), a pressure spring (45) is inserted into the blind hole at the lower end, and the grabbing arm (6) swings downwards to force the pressure spring (45) to be compressed in the length direction.

8. The workpiece turnover mechanism as claimed in claim 1, wherein a flange (11) is connected to the lower end of the fixed seat (1).