CN217964458U

CN217964458U - Grabbing structure

Info

Publication number: CN217964458U
Application number: CN202221781509.0U
Authority: CN
Inventors: 万智雄
Original assignee: GUANGZHOU DONGHAI MINFU AUTO PARTS CO Ltd
Current assignee: GUANGZHOU DONGHAI MINFU AUTO PARTS CO Ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-12-06
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a grabbing structure, relating to the technical field of die quick-change structures, comprising a connecting piece for butting with an industrial robot; the driving piece is arranged on the connecting piece and is provided with two moving blocks which can approach or depart from each other; the two mounting seats are symmetrically arranged and are respectively fixed on the two moving blocks; and the grabbing module comprises a first fixture and a second fixture, the first fixture and the second fixture are both positioned between the two mounting seats, the first fixture and the second fixture are respectively mounted on the two mounting seats, the first fixture and the mounting seats and the second fixture and the mounting seats are connected together through a quick-release structure, and the first fixture and the second fixture can form a cavity for grabbing a product after being combined under the action of the driving piece. The utility model discloses an overall structure who snatchs the structure is simple, and the change that snatchs the tool conveniently fast, effectively improves production efficiency.

Description

Grabbing structure

Technical Field

The utility model relates to a mould quick change technical field, in particular to snatch structure.

Background

The utility model discloses in-process, the inventor discovers that there is following problem at least among the prior art, and at present, a die-cut equipment need produce multiple product, just also needs multiunit tool and tongs, and current tongs is more smooth to be snatched the structure of tool and too complicated, and needs the manual work to intervene the operation, can not realize quick replacement.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the embodiment of the utility model provides a snatch structure simplifies the structure, conveniently snatchs the change of tool fast.

According to the embodiment of the utility model, the grabbing structure comprises a connecting piece for butting with an industrial robot; the driving piece is arranged on the connecting piece and provided with two moving blocks which can approach or separate from each other; the two mounting seats are symmetrically arranged and are respectively fixed on the two moving blocks; the grabbing module comprises a first fixture and a second fixture, wherein the first fixture and the second fixture are located between the two installation bases, the first fixture and the second fixture are respectively installed on the two installation bases, the first fixture and the installation bases and the second fixture and the installation bases are connected together through a quick-release structure, and a containing cavity for grabbing a product can be formed after the first fixture and the second fixture are combined under the action of the driving piece.

As a further improvement of the above scheme, the quick release structure comprises a first positioning piece and an electromagnet, the first positioning piece is provided with two pieces, the two pieces of first positioning piece are respectively fixed at two ends of the mounting seat, the electromagnet is fixed on the mounting seat and located between the two pieces of first positioning piece, wherein the first jig and the second jig are both provided with a second positioning piece which can be locked and positioned by the first positioning piece, and the first jig and the mounting seat are locked and locked by the electromagnet after being locked and the second jig and the mounting seat are locked and locked by the electromagnet after being locked and positioned.

As a further improvement of the above scheme, the first positioning piece is provided with a positioning pin, and the second positioning piece is provided with a positioning hole which can be in clearance fit with the positioning pin.

As a further improvement of the above scheme, the end of the positioning pin extends along the axial direction to form a hemispherical or conical guide part, and a chamfer is arranged at the inlet of the positioning hole.

As a further improvement of the above scheme, the first positioning member is further provided with a magnet.

As a further improvement of the above scheme, the mounting base comprises a connecting block and an L-shaped mounting block, the connecting block and the mounting block are connected into a whole, the quick-release structure is arranged on the inner side of the mounting block, and the moving block is fixedly connected with the connecting block.

As a further improvement of the scheme, the connecting block is provided with a clamping groove, and the moving block embedded in the clamping groove is connected with the connecting block through screws.

As a further improvement of the above scheme, the connecting piece includes two risers and is used for the round platform with the butt joint of robot, two the riser parallel arrangement in the round platform in order to form one be used for with the mounting groove of driving piece chucking, wherein, the riser with the driving piece passes through screwed connection and is in the same place.

As a further improvement of the above solution, the driving member is a pneumatic finger.

As a further improvement of the scheme, the first jig and the second jig are both made of die steel.

Based on the technical scheme, the embodiment of the utility model provides a following beneficial effect has at least: according to the technical scheme, the gripper structure in the application comprises a connecting piece, a driving piece, two installation seats and a gripping die, the connecting piece is used for being in butt joint with a robot, the driving piece is installed on the connecting piece, the driving piece is provided with two moving blocks capable of being close to or far away from each other, the installation seats are symmetrically arranged and fixed on the two moving blocks respectively, the gripping die comprises a first jig and a second jig which are fixed on the two installation seats respectively, the first jig and the second jig are located between the two installation seats, the first jig and the second jig are driven by the two moving blocks on the driving piece to be matched so as to form a containing cavity for gripping a product, the whole structure is simple, the assembly is convenient, the product needs to be taken out, the first jig and the installation seats and the second jig and the installation seats are connected together through a quick-dismantling structure, under the action of the quick-dismantling structure, manual intervention is not needed, the gripping structure can be matched with the driving piece under the driving of the industrial robot to automatically replace the product from a jig frame, the gripping die can be conveniently and replaced, the personal safety of workers can be protected while the efficiency of the die replacement is effectively improved.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a three-dimensional schematic diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of a gripping module in an embodiment of the present invention;

fig. 3 is a cross-sectional view of a grasping configuration according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood 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 invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 3, the grabbing structure according to the embodiment of the present invention includes a connecting member 100, a driving member 200, two mounting seats 300, and a grabbing mold 400, wherein the connecting member 100 is mainly used for docking with a robot, the driving member 200 is mounted on the connecting member 100, and the driving member 200 has two moving blocks 210 that can be close to or far away from each other. Specifically, connecting piece 100 includes two risers 120 and is used for the round platform 110 with the butt joint of robot, and two risers 120 parallel arrangement are in order to form a mounting groove that is used for the chucking of driving piece 200 in round platform 110, and wherein, the mounting groove can realize quick location, and after driving piece 200 card goes into the mounting groove, riser 120 passes through screwed connection together with driving piece 200.

As shown in fig. 1, the two mounting seats 300 are symmetrically disposed and fixed to the two moving blocks 210, respectively, and the two mounting seats 300 are driven to move away from or close to each other by the two moving blocks 210 on the driving member 200.

As shown in fig. 2, the grabbing die 400 includes a first jig 410 and a second jig 420, the first jig 410 and the second jig 420 are both located between the two installation bases 300, and the first jig 410 and the second jig 420 are respectively installed on the two installation bases 300, wherein the first jig 410 and the installation base 300 and the second jig 420 and the installation base 300 are connected together through a quick-release structure, the first jig 410 and the second jig 420 can form a cavity 440 for grabbing a product after being closed under the action of the driving member 200, specifically, the installation base 300 is fixed on the moving block 210, the first jig 410 and the second jig 420 are respectively fixed on the two installation bases 300, the driving member 200 drives the two moving blocks 210 to approach each other, and the first jig 410 and the second jig 420 perform a mold closing action, so as to grab the product, and the shape of the cavity 440 after the first jig 410 and the second jig 420 are closed is different according to different products and is not the same.

Preferably, the drive member 200 is a pneumatic finger.

During operation, the structure of snatching of this application is connected through connecting piece 100 and is fixed on industrial robot, drives through industrial robot and snatchs the structure and come and go in product assembly line, tool frame and die-cut equipment, realizes product automatic feeding and the automatic retooling of grabbing mould 400, realizes omnidirectional automated production. Because of all linking together through quick detach structure between first tool 410 and the mount pad 300 and between second tool 420 and the mount pad 300, under quick detach structure's effect, need not artificial intervention, the structure of snatching of this application cooperates driving piece 200 can change the mould 400 of snatching of corresponding product from the tool frame automatically under industrial robot's the drive, and it is convenient and quick to change, can also protect workman's personal safety when effectively improving retooling efficiency.

Specifically, the quick release structure includes a first positioning member 330 and an electromagnet 340, the first positioning member 330 has two members, the two first positioning members 330 are respectively fixed at two ends of the mounting base 300, the electromagnet 340 is fixed at the mounting base 300 and located between the two first positioning members 330, wherein the first fixture 410 and the second fixture 420 are both provided with a second positioning member 430 capable of being fastened and positioned with the first positioning member 330, and the first fixture 410 and the mounting base 300 are fastened and locked by the electromagnet 340 after being fastened and the second fixture 420 and the mounting base 300 are fastened and positioned. It should be noted that, the first fixture 410 and the second fixture 420 are both made of mold steel, the electromagnet 340 therein can generate magnetism after being powered on, when the mold change of the gripping mold 400 is performed, the industrial robot drives the gripping mold 400 to move to the mold frame, at this time, the first fixture 410 and the second fixture 420 should be in a mold closing state, when the first fixture 410 and the second fixture 420 move to the clamping structure on the mold frame for placing the gripping mold 400, the electromagnet 340 is powered off, the magnetism disappears, the force for fixing the first fixture 410 and the second fixture 420 on the mounting base 300 disappears, then the driving member 200 acts to drive the two mounting bases 300 to separate, thereby realizing the automatic detachment of the gripping mold 400, after the detachment is completed, the industrial robot further drives the mounting base 300 to move to a next clamping structure, after the positioning is completed, under the effect of the driving member 200, the mounting bases 300 approach each other, the first fixture 410 or the second fixture 420 is positioned on the mounting base 300 by the mutual cooperation of the first positioning member 330 and the second positioning member 430, and the electromagnet 340 and the second positioning member 430 can be respectively fixed on the mounting base 300, thereby realizing the quick replacement of the electromagnet 400.

Further, the first positioning member 330 is provided with a positioning pin 331, the second positioning member 430 is provided with a positioning hole 431 which can be in clearance fit with the positioning pin 331, wherein a hemispherical or conical guide portion extends from the end of the positioning pin 331 along the axial direction, and a chamfer is provided at the entrance of the positioning hole 431. The positioning of the first jig 410 on the mounting base 300 and the positioning of the second jig 420 on the mounting base 300 are realized through the matching of the positioning pin 331 and the positioning hole 431, and the arrangement of the guide part and the chamfer facilitates that the positioning pin 331 can be accurately inserted into the positioning hole 431 even under the condition of position error, so that the buckling positioning is realized.

Preferably, the first positioning element 330 is further provided with a magnet 332, and the magnet 332 performs a primary absorption on the first fixture 410 or the second fixture 420, so as to ensure that the first fixture 410 or the second fixture 420 does not easily fall off from the mounting base 300 even when the electromagnet 340 is not energized.

In this embodiment, the mount pad 300 includes the installation piece 310 of connecting block 320 and L shape, and connecting block 320 connects into a whole with installation piece 310, and the inboard of installation piece 310 is located to quick detach structure, and motion piece 210 links firmly with connecting block 320, and is concrete, and connecting block 320 is equipped with the draw-in groove, and motion piece 210 after the embedding draw-in groove passes through screwed connection connecting block 320, and the draw-in groove can make things convenient for motion piece 210 quick positioning at connecting block 320, and the dismouting is for easy maintenance.

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

Claims

1. A structure of snatching which characterized in that: comprises that

A connection (100) for docking with an industrial robot;

a driving member (200) mounted to the connecting member (100), the driving member (200) having two moving blocks (210) that can approach or separate from each other;

the two mounting seats (300) are symmetrically arranged, and the two mounting seats (300) are respectively fixed on the two moving blocks (210); and

the grabbing mold (400) comprises a first jig (410) and a second jig (420), wherein the first jig (410) and the second jig (420) are located between the two installation bases (300), the first jig (410) and the second jig (420) are respectively installed on the two installation bases (300), the first jig (410) and the installation bases (300) and the second jig (420) are connected together through a quick-release structure, and a containing cavity (440) for grabbing a product can be formed after the first jig (410) and the second jig (420) are assembled under the action of the driving piece (200).

2. The grasping structure according to claim 1, wherein: the quick release structure comprises a first positioning piece (330) and an electromagnet (340), wherein the first positioning piece (330) is provided with two pieces, the two pieces are respectively fixed at two ends of the installation seat (300), the electromagnet (340) is fixed on the installation seat (300) and is positioned between the two pieces of the first positioning piece (330), wherein the first fixture (410) and the second fixture (420) are both provided with a second positioning piece (430) which can be buckled and positioned with the first positioning piece (330), and the first fixture (410) and the installation seat (300) are locked after being buckled and the second fixture (420) and the installation seat (300) are buckled and are locked by the electromagnet (340).

3. The grasping structure according to claim 2, wherein: the first positioning piece (330) is provided with a positioning pin (331), and the second positioning piece (430) is provided with a positioning hole (431) which can be in clearance fit with the positioning pin (331).

4. The grasping structure according to claim 3, wherein: the end part of the positioning pin (331) extends along the axial direction to form a hemispherical or conical guide part, and a chamfer is arranged at the inlet of the positioning hole (431).

5. The grasping structure according to claim 2, wherein: the first positioning piece (330) is also provided with a magnet (332).

6. The grasping structure according to claim 1, wherein: the mounting seat (300) comprises a connecting block (320) and an L-shaped mounting block (310), the connecting block (320) and the mounting block (310) are connected into a whole, the quick-release structure is arranged on the inner side of the mounting block (310), and the moving block (210) is fixedly connected with the connecting block (320).

7. The grasping structure according to claim 6, wherein: the connecting block (320) is provided with a clamping groove, and the moving block (210) embedded into the clamping groove is connected with the connecting block (320) through screws.

8. The grasping structure according to claim 1, wherein: connecting piece (100) include two riser (120) and be used for round platform (110) with the butt joint of robot, two riser (120) parallel arrangement in round platform (110) in order to form one be used for with the mounting groove of driving piece (200) chucking, wherein, riser (120) with driving piece (200) are in the same place through screwed connection.

9. The grasping structure according to any one of claims 1 to 8, wherein: the driving piece (200) is a pneumatic finger.

10. The grasping structure according to any one of claims 1 to 8, wherein: the first jig (410) and the second jig (420) are both made of die steel.