CN211841166U

CN211841166U - Mechanical arm for numerical control machine machining center

Info

Publication number: CN211841166U
Application number: CN201922328326.8U
Authority: CN
Inventors: 邓胜军
Original assignee: Howweih Technology Hz Co ltd
Current assignee: Guangdong Haowei Electronics Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-11-03
Anticipated expiration: 2029-12-23

Abstract

The utility model provides a manipulator for a numerical control machine processing center, which comprises a base; a mechanical rotating arm mounted on the base; install the mechanical tong at mechanical rotor arm front end, the mechanical tong includes the frame, the frame rear end is provided with the butt joint pivot, the frame is connected with mechanical rotor arm through the butt joint pivot, the fixation clamp claw piece that two rows of symmetries set up is all installed to the upper end and the lower extreme of frame, one side that lies in the fixation clamp claw piece in the frame is provided with the cylinder mount pad of fixing in the frame, all install the cylinder in every cylinder mount pad, reset spring has been cup jointed on the telescopic shaft of cylinder, the air inlet manifold is fixed in the frame along the horizontal of frame, the cylinder in the cylinder mount pad is connected with the air inlet manifold through admitting air branch pipe, install on the telescopic shaft of cylinder with fixation clamp claw piece assorted movable clamp claw piece. This a manipulator for digit control machine machining center snatchs when can realize a plurality of plug terminals to realize automatic transfer and unload.

Description

Mechanical arm for numerical control machine machining center

Technical Field

The utility model relates to a tongs, concretely relates to manipulator for digit control machine machining center.

Background

In the production process of the mobile phone charging plug, a plurality of steps such as stamping, cutting, perforating, fine grinding and the like need to be carried out on hardware (plug terminals) at the front end of the charging plug, along with the development of modern technology, mechanical operation is more and more common, and due to the fact that the precision hardware such as the plug terminals are small in size and large in quantity, the requirements of modern production cannot be met by manual loading and transferring.

In the prior art, along with the popularization of numerical control centers, the application of mechanical arms is more and more common. However, since hardware such as plug terminals is small in size, large in number, and difficult to grasp in practice, it is very important to develop a manipulator adapted to grasp a plurality of plug terminals at one time.

The publication number is: CN107718033A patent discloses a manipulator for hardware production, which comprises a gripper, a transmission mechanism, a power supply device, a transmission rod, a limit mechanism, an electromagnet, a fingertip, a knuckle, a connection strip, a stretching strip, a limit rail, a slider, a conductive column, an accommodating tube, a relay box and an insulating column. The manipulator is connected with the grippers above and below the connecting strip, and a plurality of electromagnets arranged on one side of each of the two grippers are distributed in a staggered manner, so that the electromagnets can assist in attracting and fixing hardware parts in an omnibearing manner; the electromagnets on one side of the fingertip are electrically connected with the relay box, the electromagnets are connected in parallel, each electromagnet can work independently, and the normal work of the device is not influenced even if one electromagnet is damaged; when the fingertip distances of the two grippers are minimum, the conductive columns are located inside the relay box, the electromagnet starts to work after the grippers grasp parts, and the parts which are not needed are prevented from being sucked. But this manipulator all can snatch a work piece at every turn, can't overturn moreover, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a manipulator for digit control machine machining center snatchs when can realizing a plurality of plug terminals to realize automatic transfer and unload.

In order to realize the technical scheme, the utility model provides a manipulator for a numerical control machine machining center, which comprises a base; a mechanical rotating arm mounted on the base; install the mechanical tong at mechanical pivoted arm front end, mechanical tong includes the frame, the frame rear end is provided with the butt joint pivot, and the frame is connected with mechanical pivoted arm through the butt joint pivot, the fixation clamp claw piece that two rows of symmetries set up is all installed to the upper end and the lower extreme of frame, and one side that lies in the fixation clamp claw piece in the frame is provided with the cylinder mount pad of fixing in the frame, all installs the cylinder in every cylinder mount pad, has cup jointed reset spring on the telescopic shaft of cylinder, and the air inlet manifold is fixed in the frame along the horizontal of frame, and the cylinder in the cylinder mount pad is connected with air inlet manifold through admitting air branch pipe, install on the telescopic shaft of cylinder with fixation clamp claw piece assorted movable clamp claw piece, form the hardware claw between movable clamp claw piece and the fixation clamp claw piece.

In the technical scheme, during specific work, before the air inlet main pipe is not ventilated, the telescopic shaft of the air cylinder is under the elastic action of the reset spring, so that the movable clamping jaw block is bounced backwards, the movable clamping jaw block is opened relative to the fixed clamping jaw block, then the mechanical clamping hand is moved to the position above the hardware through the mechanical rotating arm, then the air inlet main pipe is used for air inlet, so that the air cylinder overcomes the contraction of the reset spring, the movable clamping jaw block is moved towards the direction of the fixed clamping jaw block, the hardware is clamped, and because a plurality of hardware grabs with the same structure are arranged on the rack simultaneously, one-time grabbing of a plurality of hardware can be realized. After the grabs of frame one end snatch and finish, through mechanical rocking arm control butt joint pivot drive frame upset 180, install the grabs of the other one end in the frame and can snatch again, can improve the efficiency of snatching of tongs to the hardware by a wide margin, after the hardware is fully pressed from both sides at mechanical tongs both ends, shift mechanical tongs to processing department through mechanical rocking arm, then main air inlet pipe stops admitting air, the telescopic shaft of cylinder is under reset spring's elastic force, make the activity clamp claw piece bounce back, the activity clamp claw piece opens for the fixed clamp claw piece, carry out automatic discharge. After the hardware on the clamping hands at the two ends of the machine frame is unloaded, the mechanical rotating arm drives the mechanical clamping hands to reset, and the steps are repeated.

Preferably, the upper end and the lower extreme of frame all install one along transversely fixing at the frame on air inlet manifold, install between the cylinder in the cylinder mount pad of upper end and the upper end air inlet manifold through admitting air and be connected by a pipe, install between the cylinder in the cylinder mount pad of lower extreme and the lower extreme air inlet manifold through admitting air and be connected by a pipe. The independent control of the upper end gripper and the lower end gripper can be realized, and the hardware can be conveniently grabbed in batches.

Preferably, two rows of symmetrically-arranged fixing clamp claw blocks are installed at the upper end and the lower end of the rack, and three fixing clamp claw blocks are arranged on each row, so that six hardware can be grabbed at one time.

Preferably, the front end of base is provided with the material loading platform, and the hardware that needs to get is placed on the material loading platform through the balance.

The utility model provides a pair of a manipulator for digit control machine machining center's beneficial effect lies in: this a manipulator for digit control machine machining center, design benefit, degree of automation is high, snatchs when can realizing a plurality of plug terminals to realize automatic transfer and unload. During specific work, before the air inlet main pipe is not ventilated, the telescopic shaft of the air cylinder is under the elastic action of the reset spring, the movable clamping jaw block is bounced backwards, the movable clamping jaw block is opened relative to the fixed clamping jaw block, then the mechanical clamping hand is moved to the upper side of the hardware through the mechanical rotating arm, then the air inlet main pipe is used for air inlet, the air cylinder overcomes the contraction of the reset spring, the movable clamping jaw block is moved towards the fixed clamping jaw block, the hardware is clamped tightly, and due to the fact that a plurality of hardware grabs with the same structure are arranged on the rack simultaneously, one-time grabbing of a plurality of hardware can be achieved. After the grabs of frame one end snatch and finish, through mechanical rocking arm control butt joint pivot drive frame upset 180, install the grabs of the other one end in the frame and can snatch again, can improve the efficiency of snatching of tongs to the hardware by a wide margin, after the hardware is fully pressed from both sides at mechanical tongs both ends, shift mechanical tongs to processing department through mechanical rocking arm, then main air inlet pipe stops admitting air, the telescopic shaft of cylinder is under reset spring's elastic force, make the activity clamp claw piece bounce back, the activity clamp claw piece opens for the fixed clamp claw piece, carry out automatic discharge.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the butt joint of the mechanical rotating arm and the mechanical gripper of the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of the middle mechanical gripper of the present invention.

Fig. 4 is a schematic view of a three-dimensional structure of the middle mechanical gripper of the present invention.

Fig. 5 is a schematic diagram of the explosion of the local structure of the middle mechanical gripper of the present invention.

Fig. 6 is an enlarged schematic view of a partial structure of the middle mechanical gripper of the present invention.

In the figure: 1. a base; 2. a mechanical rotating arm; 3. a mechanical gripper; 31. a frame; 32. butting the rotating shafts; 33. an intake manifold; 34. air inlet branch pipes; 35. fixing the clamping jaw block; 36. a movable jaw block; 37. a cylinder; 38. a return spring; 39. a cylinder mounting seat; 40. hardware; 4. a feeding platform.

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. All other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Example (b): a manipulator for a numerical control machine machining center.

Referring to fig. 1 to 6, a robot for a nc machining center includes:

a feeding table 4 is arranged at the front end of the base 1, and hardware 40 needing to be clamped is placed on the feeding table 4 through a swinging plate;

the mechanical rotating arm 2 is arranged on the base 1, and the mechanical rotating arm 2 is a KR210 type rotating arm;

install the mechanical tong 3 at mechanical rocking arm 2 front end, mechanical tong 3 includes frame 31, frame 31 rear end is provided with butt joint pivot 32, and frame 31 is connected with the arm through butt joint pivot 32, and the frame 31's of being convenient for is whole rotatory, the fixed clamp claw piece 35 that two rows of symmetries set up is all installed to the upper end and the lower extreme of frame 31, is provided with three fixed clamp claw piece 35 on every row, can realize once only snatching six hardware, and one side that lies in fixed clamp claw piece 35 on frame 31 is provided with the cylinder mount pad 39 of fixing on frame 31, all installs cylinder 37 in every cylinder mount pad 39, has cup jointed reset spring 38 on cylinder 37's the telescopic shaft, and intake manifold 33 transversely fixes on frame 31 along frame 31, and cylinder 37 in the cylinder mount pad 37 is connected with intake manifold 33 through air admission branch pipe 34, install on cylinder 37's the telescopic shaft with fixed clamp claw piece 35 assorted movable clamp claw piece 36, and a hardware gripper is formed between the movable gripper block 36 and the fixed gripper block 35. And, the upper end and the lower extreme of frame 31 are all installed one and are followed horizontal fixing at frame air inlet manifold 33, install and be connected through air inlet branch pipe 34 between cylinder 37 in upper end cylinder mount pad 39 and upper end air inlet manifold 33, install and be connected through air inlet branch pipe 34 between cylinder 37 in lower extreme cylinder mount pad 39 and lower extreme air inlet manifold 33, so the design can realize the independent control of upper end gripper and lower extreme gripper, is convenient for snatch the batch of hardware.

This a manipulator for digit control machine machining center, design benefit, degree of automation is high, snatchs when can realizing twelve hardware 40 (plug terminal) to realize automatic transfer and unload. During specific work, before the air inlet manifold 33 is not ventilated, the telescopic shaft of the air cylinder 37 is under the elastic force action of the return spring 38, so that the movable clamping jaw block 36 is bounced backwards, the movable clamping jaw block 36 is expanded relative to the fixed clamping jaw block 35, then the mechanical clamping hand 3 is moved to the position above the hardware 40 through the mechanical rotating arm 2, then the air inlet manifold 33 is used for air inlet, so that the air cylinder 37 is contracted against the return spring 38, the movable clamping jaw block 36 is moved towards the direction of the fixed clamping jaw block 35 to clamp the hardware 40, and as the rack 31 is simultaneously provided with six hardware 40 grabs with the same structure, one-time grabbing of six hardware 40 can be realized. After the grabbing of the grabbing claw at one end of the rack 31 is finished, the butt joint rotating shaft 32 is controlled by the mechanical rotating arm 2 to drive the rack 31 to overturn 180 degrees, the grabbing claw arranged at the other end of the rack 31 can grab again, the grabbing efficiency of the grabbing claw to hardware can be greatly improved, after hardware is fully clamped at two ends of the mechanical grabbing hand 3, the mechanical grabbing hand 3 is transferred to a processing position through the mechanical rotating arm 2, then the air inlet main pipe 33 stops air inlet, the telescopic shaft of the air cylinder 37 enables the movable clamping claw block 36 to be bounced backwards under the elastic force action of the reset spring 38, and the movable clamping claw block 36 is opened relative to the fixed clamping claw block 35 to carry out automatic unloading. After the hardware 40 on the clamping hands at the two ends of the rack 31 is unloaded, the mechanical rotating arm 2 drives the mechanical clamping hands 3 to reset, and the steps are repeated.

The above description is a preferred embodiment of the present invention, but the present invention should not be limited to the disclosure of the embodiment and the accompanying drawings, and therefore, all equivalents and modifications that can be accomplished without departing from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A manipulator for a numerical control machining center, comprising:

a base;

a mechanical rotating arm mounted on the base;

install the mechanical tong at mechanical pivoted arm front end, mechanical tong includes the frame, the frame rear end is provided with the butt joint pivot, and the frame is connected with mechanical pivoted arm through the butt joint pivot, the fixation clamp claw piece that two rows of symmetries set up is all installed to the upper end and the lower extreme of frame, and one side that lies in the fixation clamp claw piece in the frame is provided with the cylinder mount pad of fixing in the frame, all installs the cylinder in every cylinder mount pad, has cup jointed reset spring on the telescopic shaft of cylinder, and the air inlet manifold is fixed in the frame along the horizontal of frame, and the cylinder in the cylinder mount pad is connected with air inlet manifold through admitting air branch pipe, install on the telescopic shaft of cylinder with fixation clamp claw piece assorted movable clamp claw piece, form the hardware claw between movable clamp claw piece and the fixation clamp claw piece.

2. The robot arm for a nc machining center as set forth in claim 1, wherein: the upper end and the lower extreme of frame all install one along transversely fixing air inlet manifold in the frame, install and divide union coupling through admitting air between the cylinder in the cylinder mount pad of upper end and the upper end air inlet manifold, install and divide union coupling through admitting air between the cylinder in the cylinder mount pad of lower extreme and the lower extreme air inlet manifold.

3. The robot arm for a nc machining center as set forth in claim 1, wherein: the front end of the base is provided with a feeding platform.