CN209753850U

CN209753850U - automatic feeding mechanism for sheet blanks

Info

Publication number: CN209753850U
Application number: CN201920350113.2U
Authority: CN
Inventors: 夏琦; 王奎
Original assignee: Wenzhou University Oujiang College
Current assignee: Wenzhou University of Technology
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2019-12-10
Anticipated expiration: 2029-03-20

Abstract

The utility model discloses an automatic feeding mechanism for sheet blanks, which comprises a bottom plate, a stand column and a support plate, wherein the stand column is fixed between the bottom plate and the support plate, one side of the top surface of the support plate is fixed with a 20866A type mounting frame, one side of a rectangular through hole is provided with a first air cylinder, the output end of the first air cylinder is connected with a first piston rod, the end part of the first piston rod is positioned inside the rectangular through hole and is fixed with a slide rail, the top surface of the end part of the slide rail is embedded with an electromagnet, one side of the columnar block is positioned on the top surface of the support plate and is provided with a hollow pipe, one side of the upper end of the hollow pipe is provided with an arc-shaped through hole, the outer wall of the threaded rod is screwed with the columnar block, the columnar block penetrates through the top surface of the support plate and is connected, simultaneously, the grabbing device has wider application range and more flexible use.

Description

Automatic feeding mechanism for sheet blanks

Technical Field

The utility model relates to an automated manufacturing technical field, concretely relates to thin slice blank automatic feeding mechanism.

Background

At present, "robot changing" is a great trend. The cold stamping die production industry is also spreading automatically. When the cold stamping die is used for processing the thin sheet type part, the thin sheet blank generally adopts a manual feeding mode, the labor cost is high, the physical consumption of workers is high, and certain dangers exist. At present, an automatic feeding mode adopted for a sheet blank (the thickness is less than 0.5mm) is to use a mechanical sucker for grabbing and discharging. Although hands of workers are liberated, the production efficiency is very low due to the problems of long mechanical arm movement time and long sucker inflation and deflation processes in the feeding process; the manipulator is expensive in manufacturing cost and overhigh in cost; meanwhile, the blank can be grabbed only by the sucker due to the fact that a negative pressure environment needs to be generated, and grabbing of the blank with a hole in the middle or rough surface or small plane size is difficult to achieve. Aiming at the technical problems in the prior art, the invention provides a rapid automatic feeding machine for a sheet blank, which can rapidly complete the processes of grabbing and discharging the blank and can be suitable for the sheet blank with a hole in the middle or rough surface or small plane size.

At present, the automatic feeding mechanism of the slice blank has relatively slow blank grabbing speed, relatively low production efficiency, relatively small adaptability range to the blank and inflexible use.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to provide a thin slice blank automatic feeding mechanism for the automatic feeding mechanism of the thin slice blank who mentions in solving above-mentioned background art is relatively slower to the speed of snatching of blank, and production efficiency is lower relatively, and is smaller relatively to the adaptability scope of blank simultaneously, uses not nimble scheduling problem enough.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic feeding mechanism for sheet blanks comprises a bottom plate, an upright column and a supporting plate, wherein the upright column is fixed between the bottom plate and the supporting plate, a first 20866; "shaped mounting frame" is fixed on one side of the top surface of the supporting plate, a rectangular through hole is formed in the upper end of the first 20866; "shaped mounting frame", universal balls are mounted on the bottom surface of the rectangular through hole, a first air cylinder is mounted on one side of the rectangular through hole, the output end of the first air cylinder is connected with a first piston rod, a slide rail is fixed on the end portion of the first piston rod, which is positioned in the rectangular through hole, an electromagnet is embedded on the top surface of the end portion of the slide rail, a limiting column is mounted on one side of the first 20866; "shaped mounting frame", a circular limiting hole is formed in the limiting column, a groove is formed on one side of the top, the upper end one side of hollow tube has seted up the arc through-hole, the top surface that lies in the bottom plate under the hollow tube is installed servo motor, the tip of servo motor's output shaft is fixed with the threaded rod through the shaft coupling, the spiro union has the cylindric block on the outer wall of threaded rod, the cylindric block runs through the top surface of backup pad and the inner wall sliding connection of hollow tube, the spout has been seted up to one side of cylindric block, the inner wall bottom of hollow tube be fixed with spout assorted stopper.

Preferably, a second 20866is fixed on the top surface of the supporting plate on two sides of the limiting column, a second 20866is fixed on the top surface of the second 20866, a second cylinder is mounted on the top surface of the second 20866, a second piston rod is connected to the output end of the second cylinder, the end of the second piston rod penetrates through the second 20866, and a punch matched with the circular limiting hole is mounted on the top surface of the mounting frame.

preferably, a fan is installed under the limiting column, and the output end of the fan is communicated with the circular limiting hole.

Preferably, the stand columns are at least provided with four groups, and the four groups of stand columns are arranged in a pairwise symmetry manner.

Preferably, the height of the bottom of the groove from the top surface of the limiting column is larger than that of one slice blank.

Preferably, the width of the arc-shaped through hole is larger than the thickness of one sheet blank and smaller than the thickness of two sheet blanks.

Compared with the prior art, the beneficial effects of the utility model are that:

1. The utility model discloses great improvement to the speed of snatching of thin slice blank, improved the effect of production greatly, the application scope who snatchs simultaneously is wider, uses more nimble.

2. The utility model discloses an add first cylinder, first piston rod, a slide rail, electro-magnet, spacing post, circular spacing hole, a groove, the hollow tube, arc through-hole and servo motor's setting, can adsorb the thin slice blank inside the hollow tube through the electro-magnet, withdraw in the effect of first cylinder, at this moment the thin slice blank will be adsorbed the bottom surface of slide rail through the arc through-hole, at this moment retract under the effect of first cylinder and peel off the thin slice blank through the recess of spacing post top surface, at this moment the thin slice blank falls in circular spacing hole, can great improvement like this snatch the efficiency of thin slice blank, and can not receive the influence of other external conditions, application scope is wider, use more nimble;

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

FIG. 2 is a front view of the present invention;

Fig. 3 is a right side view of the present invention.

In the figure: 1. a base plate; 2. a column; 3. a support plate; 4. a first 20866a profile mounting bracket; 5. a rectangular through hole; 6. a ball transfer unit; 7. a first cylinder; 8. a first piston rod; 9. a slide rail; 10. an electromagnet; 11. a limiting column; 12. a circular limiting hole; 13. a groove; 14. a hollow tube; 15. an arc-shaped through hole; 16. a servo motor; 17. a threaded rod; 18. a cylindrical block; 19. a chute; 20. a limiting block; 21. a fan; 22. a second 20866a profile mounting bracket; 23. a second cylinder; 24. a second piston rod; 25. and (4) punching.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

the utility model provides a technical scheme as shown in figures 1-3, an automatic feeding mechanism for sheet blanks, which comprises a bottom plate 1, a stand column 2 and a supporting plate 3, wherein the stand column 2 is fixed between the bottom plate 1 and the supporting plate 3, one side of the top surface of the supporting plate 3 is fixed with a first 20866; "type mounting frame 4, the first 20866;" rectangular through hole 5 is opened in the upper end of the type mounting frame 4, universal ball 6 is installed on the bottom surface of the rectangular through hole 5, a first cylinder 7 is installed on one side of the rectangular through hole 5, the output end of the first cylinder 7 is connected with a first piston rod 8, a slide rail 9 is fixed in the rectangular through hole 5 at the end of the first piston rod 8, an electromagnet 10 is inlaid on the top surface of the end of the slide rail 9, the electromagnet 10 is located right above a hollow tube 14, which facilitates the adsorption of the sheet blanks in the hollow tube 14, a limiting column 11 is arranged on one side of the first 20866;, the top surface of the limiting column 11 is tightly attached to the bottom of the slide rail 9, a circular limiting hole 12 is formed in the limiting column 11, a groove 13 is formed in one side of the top surface of the circular limiting hole 12, a hollow tube 14 is arranged on one side of the limiting column 11, which is positioned on the top surface of the support plate 3, an arc-shaped through hole 15 is formed in one side of the upper end of the hollow tube 14, a servo motor 16 is arranged on the top surface of the bottom plate 1 under the hollow tube 14, connecting lugs are welded on the outer walls of the bottoms of the limiting column 11, the hollow tube 14 and the servo motor 16 and are respectively fixed on the top surfaces of the support plate 3 and the bottom plate 1 through screws, a threaded rod 17 is fixed at the end of an output shaft of the servo motor 16 through a coupler, a column-shaped block 18 is screwed on the outer wall of the threaded rod, one side of the cylindrical block 18 is provided with a sliding groove 19, and the bottom of the inner wall of the hollow tube 14 is fixed with a limiting block 20 matched with the sliding groove 19.

Specifically, the top surface that the both sides of spacing post 11 are located backup pad 3 is fixed with second \20866;, type mounting bracket 22, second cylinder 23 is installed to the top surface of type mounting bracket 22 \\20866;, the output of second cylinder 23 is connected with second piston rod 24, second \20866isrun through to the tip of second piston rod 24, the top surface of type mounting bracket 22 install with circular spacing hole 12 assorted drift 25, can be convenient for carry out stamping forming to the thin slice blank like this, use convenience more, punching press efficiency is higher.

Specifically, a fan 21 is installed right below the limiting column 11, and an output end of the fan 21 is communicated with the circular limiting hole 12, so that the sheet blank can be blown out of the circular limiting hole 12 through the fan after the punch 25 completes punching.

Specifically, the stand columns 2 are at least provided with four groups, and the four groups of stand columns 2 are arranged in a pairwise symmetrical mode, so that the support plates 3 can be supported more stably.

Specifically, the height from the bottom of the groove 13 to the top surface of the limiting column 11 is greater than the height of a sheet blank, so that the sheet blank can be peeled off under the action of the outer wall of the limiting column 11 on one side of the groove 13.

Specifically, the width of the arc-shaped through hole 15 is larger than the thickness of one sheet blank and smaller than the thickness of two sheet blanks, so that only one sheet blank is adsorbed from the hollow tube 14 under the action of the electromagnet 10.

The working principle is as follows: when the sheet blank is used, the sheet blank is firstly placed in the hollow tube 14, at the moment, the first air cylinder 7 starts to work to drive the first piston rod 8 to extend out of the first 20866, the rectangular through hole 5 in the top surface of the mounting frame 4 extends out, at the moment, the slide rail 9 at the end part of the first piston rod 8 extends out, when the slide rail 9 extends out of the position right above the hollow tube 14, the electromagnet 10 is electrified, a magnetic field is generated to adsorb the sheet blank in the hollow tube 14, then the first air cylinder 7 continues to work and retracts, at the moment, the single sheet blank is adsorbed on the bottom surface of the slide rail 9 through the arc-shaped through hole 15, when the slide rail 9 retracts to the position right above the limiting post 11, the sheet blank and the slide rail 9 are peeled off due to the action of the groove 13, the sheet blank falls into the circular limiting hole 12 under the action of gravity, at the moment, the electromagnet 10 is powered off, at this time, the second cylinder 23 works under the action of the second piston rod 24 to punch the sheet blank in the circular limiting hole 12 through the punch 25, the second piston rod 24 retracts after the punching is finished, at this time, the punched sheet blank is blown out under the action of the fan 21, after the retraction of the second piston rod 24 is completed, the first cylinder 7 is operated for repeated periodic cycles, then after a period of time, the servo motor 16 drives the threaded rod 17 to rotate, at this time, the cylindrical block 18 on the outer wall of the threaded rod 17 pushes the sheet blank in the hollow tube 14 upwards under the action of the limiting block 20, thereby facilitating the adsorption of the electromagnet 10, greatly improving the efficiency of grabbing the sheet blank, improving the working effect, and the device is not influenced by other external conditions, and has wider application range and more flexible use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a thin slice blank automatic feeding mechanism, includes bottom plate (1), stand (2) and backup pad (3), its characterized in that: the upright post (2) is fixed between the bottom plate (1) and the support plate (3), one side of the top surface of the support plate (3) is fixed with a first 20866a type mounting frame (4), a rectangular through hole (5) is formed in the upper end of the first 20866a type mounting frame (4), a universal ball (6) is installed on the bottom surface of the rectangular through hole (5), a first air cylinder (7) is installed on one side of the rectangular through hole (5), the output end of the first air cylinder (7) is connected with a first piston rod (8), a slide rail (9) is fixed on the end portion of the first piston rod (8) positioned in the rectangular through hole (5), an electromagnet (10) is embedded on the top surface of the end portion of the slide rail (9), a limiting column (11) is installed on one side of the first 20866a type mounting frame (4), and a circular limiting hole (12) is formed in the limiting column (11), the utility model discloses a spacing structure of motor vehicle seat, including bottom plate (1), top surface, servo motor (16), the tip of the output shaft of servo motor (16) is fixed with threaded rod (17) through the shaft coupling, arc through-hole (15) have been seted up to top surface one side of circular spacing hole (12) recess (13), the top surface that one side of spacing post (11) is located backup pad (3) is installed to the top surface, arc through-hole (15) have been seted up to upper end one side of hollow tube (14), the top surface that lies in bottom plate (1) under hollow tube (14) is installed servo motor (16), the top of the output shaft of servo motor (16) has threaded rod (17) through the shaft coupling, spiro union has cylindrical block (18) on the outer wall of threaded rod (17), cylindrical block (18) run through the top surface of backup pad (3) and the inner wall sliding.

2. The automatic sheet blank feeding mechanism of claim 1, wherein: the utility model discloses a spacing post (11) of limiting device, including spacing post (11), the top surface that is located backup pad (3) is fixed with second \20866;, type mounting bracket (22), second cylinder (23) are installed to the top surface of second \20866;, the output of second cylinder (23) is connected with second piston rod (24), the tip of second piston rod (24) runs through second \20866;, the top surface of type mounting bracket (22) install with circular spacing hole (12) assorted drift (25).

3. The automatic sheet blank feeding mechanism of claim 1, wherein: a fan (21) is installed under the limiting column (11), and the output end of the fan (21) is communicated with the circular limiting hole (12).

4. The automatic sheet blank feeding mechanism of claim 1, wherein: the upright posts (2) are at least provided with four groups, and the four groups of upright posts (2) are arranged in pairwise symmetry.

5. The automatic sheet blank feeding mechanism of claim 1, wherein: the height of the bottom of the groove (13) from the top surface of the limiting column (11) is larger than that of a slice blank.

6. The automatic sheet blank feeding mechanism of claim 1, wherein: the width of the arc-shaped through hole (15) is larger than the thickness of one sheet blank and smaller than the thickness of two sheet blanks.