CN217555194U

CN217555194U - Swing arm device

Info

Publication number: CN217555194U
Application number: CN202221808993.1U
Authority: CN
Inventors: 陈树斌; 张勇
Original assignee: Dongguan Attach Point Intelligent Equipment Co ltd
Current assignee: Dongguan Attach Point Intelligent Equipment Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-11
Anticipated expiration: 2032-07-14

Abstract

The utility model belongs to the technical field of swing arms and discloses a swing arm device, which comprises a swing arm mechanism, wherein one end of the swing arm mechanism is provided with a suction nozzle; the driving end of the rotary driving mechanism is connected with a rotating shaft, and one end of the swing arm mechanism, which is far away from the suction nozzle, is connected with the rotating shaft; the upper end surface of the rotating shaft is provided with a gas circuit cavity extending downwards, the upper end of the gas circuit cavity is communicated with a gas source assembly through a gas circuit hose, and the lower end of the gas circuit cavity is communicated with the suction nozzle through a gas pipe. The swing arm device can place the air pipe in the swing arm mechanism through the arrangement of the air circuit cavity, keeps a relatively static state with the swing arm mechanism, avoids friction with a circuit pipeline, reduces dust generation, and improves product quality.

Description

Swing arm device

Technical Field

The utility model relates to a swing arm technical field especially relates to a swing arm device.

Background

In the production process of electronic devices, material handling processes are often involved, for example, in a bonding process, components need to be sucked to specific positions by a suction device to be bonded to a carrier.

The conveying device in the prior art comprises a swing arm, wherein a suction nozzle and a contact are arranged on the swing arm, the suction nozzle is connected with a gas circuit, the contact is connected with a circuit, and the swing arm drives a workpiece to rotate to a preset position; the air path and the circuit pipeline are distributed along the swing arm and connected with the suction head, and the other end of the air path and the circuit pipeline is connected to the swing arm base through the swing arm fixing piece; the disadvantage of this method is that during the rotation of the swing arm, one end of the air path and the circuit pipeline is fixed, and the other end is swinging, and the air path and the circuit pipeline can rub against each other, thereby generating dust and affecting the quality of the product.

In view of this, it is necessary to improve the carrying device in the prior art to solve the technical problem of dust generation due to friction between the air path and the electric circuit pipeline.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swing arm device solves above technical problem.

To achieve the purpose, the utility model adopts the following technical proposal:

a swing arm apparatus comprising:

the swing arm mechanism is provided with a suction nozzle at one end;

the driving end of the rotary driving mechanism is connected with a rotating shaft, and one end of the swing arm mechanism, which is far away from the suction nozzle, is connected with the rotating shaft;

and a gas circuit cavity extending downwards is formed in the upper end face of the rotating shaft, a rotary joint communicated with the gas source assembly is arranged at the upper end of the gas circuit cavity, and the lower end of the gas circuit cavity is communicated with the suction nozzle through a gas pipe.

Optionally, the rotary driving mechanism includes a first motor, an output shaft of the first motor is connected with a guide rail assembly arranged along a vertical direction, the guide rail assembly is connected with a sliding block in a sliding manner, and the lower end of the sliding block is fixedly connected with the rotating shaft.

Optionally, the lifting device further comprises a lifting driving mechanism, wherein a driving end of the lifting driving mechanism is connected with a first connecting block, the first connecting block is provided with a connecting hole along the vertical direction, and the rotating shaft is rotatably connected in the connecting hole;

the rotating shaft is provided with first limiting bulges and second limiting bulges at intervals, and the first connecting block is clamped between the first limiting bulges and the second limiting bulges.

Optionally, the lifting driving mechanism further includes a mounting plate, a second connecting block connected to the mounting plate in a sliding manner along the vertical direction, and a second motor arranged on the mounting plate; the lower end of the second connecting block is connected with the first connecting block;

the mounting plate is provided with a clearance groove along the vertical direction, a cam follower is connected in the clearance groove in a sliding mode, and the cam follower is connected with the upper end of the second connecting block;

and an output shaft of the second motor is connected with a cam body, and the cam body is abutted against the cam follower and used for pushing the cam follower to slide along the clearance groove.

Optionally, an induction sheet is arranged on the second connecting block, an inductor matched with the induction sheet is arranged on the installation block, and the inductor is used for detecting the position of the induction sheet.

Optionally, the swing arm mechanism comprises a clamping block and a swing arm body, one end of the clamping block is connected with the rotating shaft, a plurality of first adjusting holes are formed in the other end of the clamping block in the vertical direction, and the swing arm body is connected with the clamping block through the first adjusting holes.

Optionally, a guide slide rail is arranged at one end of the swing arm body, which is far away from the rotating shaft, along the vertical direction, and the suction nozzle is connected to the guide slide rail in a sliding manner;

one side of the guide sliding rail is provided with a contact assembly, the contact assembly comprises a first contact and a second contact which are arranged at intervals up and down, the first contact is connected with the suction nozzle, the second contact is connected with the swing arm body, and a reset spring is arranged between the first contact and the second contact.

Optionally, a rotary joint is arranged at the upper end of the air path cavity, and the rotary joint is connected with the air path hose;

the lateral wall of pivot be equipped with the first joint of gas circuit cavity intercommunication, first joint with the trachea is connected.

Compared with the prior art, the utility model discloses following beneficial effect has: when the swing arm mechanism works, the rotary driving mechanism drives the rotating shaft to rotate so as to drive the swing arm mechanism to rotate around the axis of the rotating shaft; the air source assembly, the rotary joint, the air channel cavity and the air pipe are sequentially provided with an air channel for supplying air to the suction nozzle; when the swing arm mechanism rotates, the rotary joint rotates along with the rotating shaft so as to keep the communication between the gas circuit cavity and the gas source assembly, and meanwhile, the gas pipe synchronously rotates along with the swing arm mechanism and the rotating shaft; the swing arm device can place the air pipe in the swing arm mechanism through the arrangement of the air circuit cavity, keeps a relatively static state with the swing arm mechanism, avoids friction with a circuit pipeline, reduces dust generation, and improves product quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.

FIG. 1 is a schematic view of the overall structure of the swing arm device;

FIG. 2 is a front view of the swing arm device;

FIG. 3 is a schematic structural view of a rotary driving mechanism and a rotating shaft of the swing arm device;

FIG. 4 is a schematic cross-sectional view of the rotary driving mechanism and the rotating shaft of the swing arm device;

FIG. 5 is a schematic structural view of the lift driving mechanism of the swing arm apparatus;

fig. 6 is a schematic structural view of a swing arm mechanism of the swing arm device.

Illustration of the drawings: the device comprises a swing arm mechanism 1, a suction nozzle 2, a rotary driving mechanism 3, a rotating shaft 4, an air path cavity 41, an air path hose 5, a first motor 31, a guide rail assembly 32, a sliding block 33, a lifting driving mechanism 6, a first connecting block 61, a first limiting bulge 42, a second limiting bulge 43, an installing plate 62, a second connecting block 63, a second motor 64, a cam follower 65, a cam body 66, a clamping block 11, a swing arm body 12, a first adjusting hole 13, a guide sliding rail 14, a contact assembly 15, a rotary joint 44, a first joint 45, an induction sheet 67 and an inductor 68.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

An embodiment of the utility model provides a swing arm device, include:

the device comprises a swing arm mechanism 1, wherein a suction nozzle 2 is arranged at one end of the swing arm mechanism 1;

the driving end of the rotary driving mechanism 3 is connected with a rotating shaft 4, and one end of the swing arm mechanism 1, which is far away from the suction nozzle 2, is connected with the rotating shaft 4;

an air path cavity 41 extending downwards is formed in the upper end face of the rotating shaft 4, a rotary joint 44 communicated with an air source assembly is arranged at the upper end of the air path cavity 41, and the lower end of the air path cavity 41 is communicated with the suction nozzle 2 through an air pipe (the air pipe is shown in the figure).

The rotary joint 44 includes a fixed portion screwed to the upper end of the rotary shaft 4 and a rotary portion rotatably connected to the fixed portion so that the rotary portion can rotate relative to the rotary portion; when in work, the rotating shaft 4 rotates to drive the fixed part to rotate, so as to rotate relative to the rotating part,

because the air path hose 5 is made of soft material, when the swing arm mechanism 1 rotates, the air path hose 5 can generate a small amount of elastic deformation, but the communication between the air path cavity 41 and the air source assembly can be maintained;

the utility model discloses a theory of operation does: when the swing arm mechanism works, the rotary driving mechanism 3 drives the rotating shaft 4 to rotate so as to drive the swing arm mechanism 1 to rotate around the axis of the rotating shaft 4; an air passage channel for supplying air to the suction nozzle 2 is formed in sequence from the air source assembly, the air passage hose 5, the air passage cavity 41 to the air pipe; when the swing arm mechanism 1 rotates, the air path hose 5 can generate elastic deformation so as to keep the communication between the air path cavity 41 and the air source assembly, and meanwhile, the air pipe can synchronously rotate along with the swing arm mechanism 1 and the rotating shaft 4; compared with the carrying device in the prior art, the swing arm device can arrange the air pipe in the swing arm mechanism 1 through the arrangement of the air path cavity 41, and keep a relatively static state with the swing arm mechanism 1, so that the friction with a circuit pipeline is avoided, the generation of dust is reduced, and the quality of a product is improved.

In this embodiment, the rotation driving mechanism 3 includes a first motor 31, an output shaft of the first motor 31 is connected with a guide rail assembly 32 disposed along a vertical direction, a sliding block 33 is slidably connected on the guide rail assembly 32, and a lower end of the sliding block 33 is fixedly connected with the rotating shaft 4.

As shown in fig. 1 and fig. 2, the first motor 31 is configured to drive the rotating shaft 4 to rotate, so that the guide rail assembly 32, the sliding block 33, and the rotating shaft 4 are sequentially fixed circumferentially, that is, relative rotation does not occur; meanwhile, the sliding block 33 slides along the guide rail assembly 32, so that the space height of the swing arm assembly is adjusted, and the working requirements of different stations are met.

Further specifically, the swing arm device further comprises a lifting driving mechanism 6, a driving end of the lifting driving mechanism 6 is connected with a first connecting block 61, the first connecting block 61 is provided with a connecting hole along the vertical direction, and the rotating shaft 4 is rotatably connected in the connecting hole;

the rotating shaft 4 is provided with a first limiting protrusion 42 and a second limiting protrusion 43 at intervals, and the first connecting block 61 is clamped between the first limiting protrusion 42 and the second limiting protrusion 43.

With reference to fig. 3, during operation, the lifting driving mechanism 6 operates to push the rotating shaft 4 to move linearly in the vertical direction, so as to adjust the height of the swing arm mechanism 1; the rotating shaft 4 can rotate relative to the first connecting block 61 and is clamped between the first limiting protrusion 42 and the second limiting protrusion 43, so that the first connecting block 61 does not influence the rotation of the rotating shaft 4 and can drive the rotating shaft 4 to move up and down.

In this embodiment, the lifting driving mechanism 6 further includes a mounting plate 62, a second connecting block 63 connected to the mounting plate 62 in a sliding manner along the vertical direction, and a second motor 64 disposed on the mounting plate 62; the lower end of the second connecting block 63 is connected with the first connecting block 61;

a clearance groove is formed in the mounting plate 62 along the vertical direction, a cam follower 65 is connected in the clearance groove in a sliding mode, and the cam follower 65 is connected with the upper end of the second connecting block 63;

the output shaft of the second motor 64 is connected with a cam body 66, and the cam body 66 abuts against the cam follower 65 and is used for pushing the cam follower 65 to slide along the clearance groove.

In operation, as shown in fig. 5, the second motor 64 operates to drive the cam body 66 to rotate, so as to push the cam follower 65 to slide along the clearance groove, and the cam follower 65 drives the first connecting block 61 and the second connecting block 63 to slide in the vertical direction, so as to push the rotating shaft 4 to move linearly in the vertical direction; according to the scheme, the swing arm mechanism 1 is driven to move up and down through the cam driving assembly, so that the motion stability of the swing arm mechanism 1 is improved.

Specifically, an induction sheet 67 is arranged on the second connecting block 63, an inductor 68 matched with the induction sheet 67 is arranged on the mounting block, and the inductor 68 is used for detecting the position of the induction sheet 67; thereby detecting the space height of the swing arm mechanism 1 and the suction nozzle 2, and facilitating the adjustment and control of the system.

In this embodiment, the swing arm mechanism 1 includes a clamping block 11 and a swing arm body 12, one end of the clamping block 11 is connected to the rotating shaft 4, the other end of the clamping block is provided with a plurality of first adjusting holes 13 along a vertical direction, and the swing arm body 12 is connected to the clamping block 11 through the first adjusting holes 13; wherein the first adjusting hole 13 is a waist-shaped hole

As shown in fig. 6, the mounting angle of the swing arm body 12 is adjusted through the first adjusting hole 13, so that the mounting height angle of the suction nozzle 2 is adjusted, the suction nozzle 2 is in a horizontal state, and the suction position precision is improved.

In this embodiment, a guide slide rail 14 is disposed along a vertical direction at one end of the swing arm body 12 away from the rotating shaft 4, and the suction nozzle 2 is slidably connected to the guide slide rail 14;

a contact assembly 15 is arranged on one side of the guide sliding rail 14, the contact assembly 15 comprises a first contact and a second contact which are arranged at intervals up and down, the first contact is connected with the suction nozzle 2, the second contact is connected with the swing arm body 12, and a return spring is arranged between the first contact and the second contact.

When the device works, the swing arm mechanism 1 can drive the suction nozzle 2 to move downwards to a preset position, and in a normal state, the first contact and the second contact can be contacted under the action of the return spring so as to keep a conducting state; work as swing arm mechanism 1's displacement volume is too big, makes when suction nozzle 2 collides with the work piece, makes suction nozzle 2 follows guide slide rail 14 rebound to drive first contact with the separation of second contact, contact subassembly 15 is in the off-state this moment promptly, and the device stop motion avoids swing arm mechanism 1 to continue to crush the work piece downwards to play the effect of protection work piece and suction nozzle 2, improve equipment's factor of safety.

In this embodiment, a rotary joint 44 is disposed at the upper end of the air path cavity 41, and the rotary joint 44 is connected to the air path hose 5;

the lateral wall of pivot 4 be equipped with the first joint 45 of gas circuit cavity 41 intercommunication, first joint 45 with the trachea is connected. And the air source assembly, the air path hose 5, the rotary joint 44, the air path cavity 41 and the first joint 45 are sequentially provided with an air path channel for supplying air to the suction nozzle 2.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A swing arm apparatus, comprising:

the device comprises a swing arm mechanism (1), wherein one end of the swing arm mechanism (1) is provided with a suction nozzle (2);

the driving end of the rotary driving mechanism (3) is connected with a rotating shaft (4), and one end, far away from the suction nozzle (2), of the swing arm mechanism (1) is connected with the rotating shaft (4);

from downwardly extending's gas circuit cavity (41) has been seted up to the up end of pivot (4), the upper end of gas circuit cavity (41) is equipped with rotary joint (44) with the air supply subassembly intercommunication, the lower extreme of gas circuit cavity (41) pass through the trachea with suction nozzle (2) intercommunication.

2. The swing arm device according to claim 1, wherein the rotary driving mechanism (3) comprises a first motor (31), an output shaft of the first motor (31) is connected with a guide rail assembly (32) arranged along a vertical direction, a sliding block (33) is connected on the guide rail assembly (32) in a sliding manner, and the lower end of the sliding block (33) is fixedly connected with the rotating shaft (4).

3. The arm swing device according to claim 2, further comprising a lifting driving mechanism (6), wherein a driving end of the lifting driving mechanism (6) is connected with a first connecting block (61), the first connecting block (61) is provided with a connecting hole along a vertical direction, and the rotating shaft (4) is rotatably connected in the connecting hole;

the rotating shaft (4) is provided with first limiting bulges (42) and second limiting bulges (43) at intervals, and the first connecting block (61) is clamped between the first limiting bulges (42) and the second limiting bulges (43).

4. The swing arm device according to claim 3, wherein the lifting driving mechanism (6) further comprises a mounting plate (62), a second connecting block (63) connected to the mounting plate (62) in a sliding manner along the vertical direction, and a second motor (64) arranged on the mounting plate (62); the lower end of the second connecting block (63) is connected with the first connecting block (61);

a clearance groove is formed in the mounting plate (62) along the vertical direction, a cam follower (65) is connected in the clearance groove in a sliding mode, and the cam follower (65) is connected with the upper end of the second connecting block (63);

an output shaft of the second motor (64) is connected with a cam body (66), and the cam body (66) is abutted against the cam follower (65) and used for pushing the cam follower (65) to slide along the clearance groove.

5. The swing arm device according to claim 4, wherein the second connecting block (63) is provided with a sensing piece (67), the mounting plate is provided with a sensor (68) matched with the sensing piece (67), and the sensor (68) is used for detecting the position of the sensing piece (67).

6. The swing arm device according to claim 1, wherein the swing arm mechanism (1) comprises a clamping block (11) and a swing arm body (12), one end of the clamping block (11) is connected with the rotating shaft (4), the other end of the clamping block is provided with a first adjusting hole (13), and the swing arm body (12) is connected with the clamping block (11) through the first adjusting hole (13).

7. The swing arm device according to claim 6, wherein a guide slide rail (14) is arranged at one end of the swing arm body (12) far away from the rotating shaft (4) along the vertical direction, and the suction nozzle (2) is connected to the guide slide rail (14) in a sliding manner;

one side of the guide sliding rail (14) is provided with a contact assembly (15), the contact assembly (15) comprises a first contact and a second contact which are arranged at intervals up and down, the first contact is connected with the suction nozzle (2), the second contact is connected with the swing arm body (12), and a return spring is arranged between the first contact and the second contact.

8. The arm swing device according to claim 1, wherein the rotary joint (44) is connected with an air path hose (5), and one end of the air path hose (5) is connected with an air source assembly;

the side wall of the rotating shaft (4) is provided with a first connector communicated with the air path cavity (41), and the first connector is connected with the air pipe.