CN215325569U - Suction nozzle assembly and material picking and placing device - Google Patents

Abstract

The utility model relates to the technical field of material grabbing and placing equipment, and discloses a suction nozzle assembly and a material picking and placing device. When the suction nozzle head is pressed down to contact with materials in the process of taking and placing the materials, the reaction force of the materials to the suction nozzle head is transmitted to the elastic piece through the connecting block, and the buffering effect is realized. In the buffering process, a plurality of guide bars slide in the guiding hole jointly and guide, play balanced effect, can ensure that the suction nozzle head cushions with steady state, avoid getting to put the material in-process and have the swing condition, stability is better to improve the precision that the material was got and was put.

Description

Suction nozzle assembly and material picking and placing device

Technical Field

The utility model relates to the technical field of material grabbing and placing equipment, in particular to a suction nozzle assembly and a material grabbing and placing device.

Background

At present, the material grabbing and placing process is very common in the production and movement of various small regular materials such as IC chips, tablets, hardware and the like; in the production and processing process of various small regular materials, the small regular materials are required to be accurately grabbed from one position to another position, for example, a semiconductor chip is required to be grabbed from a matrix type material disc with one specification and accurately placed into a matrix type material disc with another specification; in the process of producing and packaging tablets, for example, the tablets are often required to be grabbed from a material disc of one specification and placed into a material disc groove of another specification for packaging; the same applies to the production and packaging of small hardware. Therefore, in the production and processing process of various small regular materials, a large amount of grabbing and releasing and carrying work is needed, and the grabbing and releasing and carrying work is realized manually in the past, and various grabbing and releasing devices are widely adopted to realize the grabbing and releasing work.

As the miniaturization and the precision of the materials are development trends, the materials are easily damaged if the materials are not protected during the grabbing and releasing process. Therefore, the cushioning effect during gripping becomes very important. Because the tail end suction nozzle position of the existing grabbing and placing device is provided with the buffering structure, the suction nozzle has a swinging condition in the material taking and placing process, and the material taking and placing precision is influenced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the suction nozzle component and the material picking and placing device are better in stability.

In order to solve the technical problem, the utility model provides a suction nozzle assembly, which comprises a suction nozzle head, an installation block, a connecting block, an elastic piece, a guide seat and at least two guide rods, wherein the suction nozzle head is arranged on the installation block, the installation block is fixed at the bottom end of the connecting block, the elastic piece is arranged between the connecting block and the guide seat, the guide seat is provided with guide holes the number of which is consistent with that of the guide rods, one end of each guide rod is fixedly connected with the connecting block, and the other end of each guide rod extends upwards to be in sliding connection with the corresponding guide hole, so that the guide rods can perform sliding guide in the corresponding guide holes.

Preferably, the connecting device further comprises a connecting piece, the top end of the connecting piece is abutted to the guide seat to limit the downward separation of the connecting piece, and the bottom end of the connecting piece extends downward and is connected with the connecting block.

Preferably, the elastic member is a compression spring, one end of the elastic member abuts against the connecting block, the other end of the elastic member abuts against the guide seat, and the connecting member penetrates through a central cavity of the elastic member.

Preferably, the connecting block and/or the guide seat is provided with a clearance groove for accommodating the elastic member.

Preferably, the connecting piece is a bolt, the head end of the connecting piece is abutted to the guide seat, and the threaded end of the connecting piece is in threaded connection with the connecting block.

Preferably, the guide seat is provided with a receiving groove for receiving the head end of the connecting piece.

Preferably, the height of the guide rod protruding relative to the connecting block is less than or equal to the height of the guide hole.

Preferably, the guide holes are formed on both sides of the elastic member, and the guide seats are vertically penetrated along a vertical direction to form the guide holes.

Preferably, the nozzle head is located at the front end of the mounting block.

The utility model also provides a material pick-and-place device which comprises the suction nozzle assembly.

Compared with the prior art, the suction nozzle assembly provided by the utility model has the beneficial effects that:

the suction nozzle head is fixed on the mounting block, the mounting block is connected with the connecting block, the connecting block is in sliding connection with the guide hole of the guide seat through at least two guide rods, and when the suction nozzle head is pressed down to contact materials in the material taking and placing process, the reaction force of the materials on the suction nozzle head is transmitted to the elastic piece through the connecting block, so that the buffering effect is realized. In the buffering process, it is a plurality of the guide bar is in jointly the guide hole carries out the slip direction, plays balanced effect, can ensure the suction nozzle head cushions with steady state, avoids getting to put the material in-process and has the swing condition, and stability is better to improve the precision that the material was got and was put.

Drawings

FIG. 1 is a schematic view of the construction of a nozzle assembly in accordance with a preferred embodiment of the present invention.

In the figure: 1. a suction nozzle head; 2. mounting blocks; 3. connecting blocks; 4. an elastic member; 5. a guide seat; 6. a guide bar; 7. a guide hole; 8. a connecting member; 9. a clearance groove; 10. and (6) accommodating the tank.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element 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, it should be understood that the terms "connected," "fixed," and the like are used in a broad sense, and for example, the terms "connected," "connected," and "fixed" may be fixed, detachable, or integrated; the connection can be mechanical connection or welding connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1, a suction nozzle assembly according to a preferred embodiment of the present invention includes a suction nozzle head 1, a mounting block 2, a connecting block 3, an elastic member 4, a guide seat 5, and at least two guide rods 6, wherein the suction nozzle head 1 is disposed on the mounting block 2, the mounting block 2 is fixed to a bottom end of the connecting block 3, the elastic member 4 is disposed between the connecting block 3 and the guide seat 5, the guide seat 5 is provided with guide holes 7 whose number is consistent with that of the guide rods 6, one end of each guide rod 6 is fixedly connected to the connecting block 3, and the other end of each guide rod 6 extends upward to be slidably connected to the corresponding guide hole 7, so that the guide rods 6 are slidably guided in the guide holes 7.

Based on the suction nozzle assembly with the technical characteristics, the suction nozzle head 1 is fixed on the mounting block 2, the mounting block 2 is connected with the connecting block 3, the connecting block 3 is in sliding connection with the guide holes 7 of the guide seats 5 through at least two guide rods 6, when the suction nozzle head 1 is pressed down to contact materials in the material taking and placing process, the reaction force of the materials on the suction nozzle head 1 is transmitted to the elastic piece 4 through the connecting block 3, and the buffering effect is achieved. In the buffering process, it is a plurality of the guide bar 6 is in jointly the direction of sliding in the guiding hole 7 plays balanced effect, can ensure the suction nozzle head 1 cushions with steady state, avoids getting and puts the material in-process and has the swing condition, and stability is better to improve the precision that the material was got and is put.

In this embodiment, the suction nozzle assembly further includes a connecting member 8, the top end of the connecting member 8 abuts against the guide seat 5 to limit the downward separation of the connecting member 8, the bottom end of the connecting member 8 extends downward and is connected to the connecting block 3 to realize the installation and connection of the guide seat 5 and the connecting member 8, and the connecting member 8 is not fixedly connected to the guide seat 5, so that the connecting block 3 can move toward the guide seat 5 and compress the elastic member 4 to realize a stable buffering effect when a buffering condition is met.

In this embodiment, the elastic member 4 is a compression spring, one end of the elastic member 4 abuts against the connecting block 3, the other end of the elastic member 4 abuts against the guide seat 5, and the elastic force of the compression spring is compressed to play a role in buffering. The connecting piece 8 penetrates through the central cavity of the elastic piece 4, and plays a role in mounting and positioning the compression spring, so that the compression spring does not deviate from a mounting position in the working process, the connecting block 3 can be compressed when moving towards the guide seat 5, the compression spring absorbs generated impact force, and the purpose of protecting materials is achieved.

Further, the connecting block 3 is provided with a clearance groove 9 for accommodating the elastic part 4, when the buffering amplitude is too large, the top end of the connecting block 3 and the bottom end of the guide seat 5 can be attached to each other, so that the compression spring is prevented from being damaged due to too large compression amount, and the service life of the compression spring is prolonged. It is understood that the clearance groove 9 can be provided on the guide seat 5, and can also be provided on both the connecting block 3 and the guide seat 5, so as to achieve the same function.

Further, the connecting piece 8 is a bolt, the bolt penetrates through the guide seat 5, the head end of the connecting piece 8 is abutted to the guide seat 5, and the threaded end of the connecting piece 8 is in threaded connection with the connecting block 3, so that the connecting block 3 is connected with the guide seat 5. The compression spring and the screw are conventional standard components, and different specifications can be selected for use according to actual conditions, and the utility model is not limited herein.

In this embodiment, the guide holder 5 is provided with an accommodating groove 10 for accommodating the head end of the connecting piece 8, the accommodating groove 10 accommodates the head end of the whole bolt, and the head end of the bolt is prevented from protruding relative to the guide holder 5 to affect the normal operation of the device.

Similarly, the height of the guide rod 6 protruding relative to the connecting block 3 is less than or equal to the height of the guide hole 7, so that the influence of the protrusion of the guide rod 6 relative to the guide seat 5 on the normal operation of the device in the buffering process is avoided.

In this embodiment, the guiding holes 7 are located at two sides of the elastic member 4, that is, the elastic member 4 is located at a middle position, so that the elastic force is more balanced, and the stability of the buffering action is further improved. The guide seat 5 penetrates up and down along the vertical direction to form the guide hole 7, so that production and manufacturing are facilitated.

In this embodiment, the suction nozzle head 1 is located at the front end of the mounting block 2, that is, the suction nozzle head 1 is close to the front end of the whole device, so that the transfer range of the subsequent materials is wider. The suction nozzle head 1 can realize suction function through structures such as a vacuum pump or a suction disc, and the specific structure is the prior art and is not described herein any more.

The utility model also provides a material pick-and-place device, which comprises the suction nozzle assembly, wherein the driving piece is used for controlling the suction nozzle assembly to realize lifting motion and transfer motion, when the suction nozzle head 1 is pressed down to contact with materials in the material pick-and-place process, the reaction force of the materials on the suction nozzle head 1 is transmitted to the compression spring through the connecting block 3, and the compression spring generates deformation to absorb the reaction force, thereby playing a role in buffering and protecting the materials. In the buffering process, the guide rods 6 can slide and guide along the guide holes 7, a balancing effect is achieved, the suction nozzle head 1 can be guaranteed to buffer in a stable state, and the material taking and placing accuracy is guaranteed.

In summary, the embodiment of the present invention provides a suction nozzle assembly and a material pick-and-place device, which have the following advantages: (1) when the suction nozzle head 1 is pressed down to contact with materials in the material taking and placing process, the reaction force of the materials on the suction nozzle head 1 is transmitted to the compression spring through the connecting block 3, the compression spring generates deformation to absorb the reaction force, the buffer effect is achieved, and the materials are protected; (2) through a plurality of guide bar 6 is in jointly slide guide in guiding hole 7 plays balanced effect, can ensure suction nozzle head 1 cushions with steady state, can avoid getting to put the material in-process and have the swing condition, and stability is better to improve the precision that the material was got and was put.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a suction nozzle assembly, its characterized in that, includes suction nozzle head, installation piece, connecting block, elastic component, guide holder and two at least guide bars, the suction nozzle head is equipped with on the installation piece, the installation piece is fixed in the bottom of connecting block, the elastic component is located the connecting block with between the guide holder, the guide holder be equipped with quantity with the guide hole that the guide bar is unanimous, the one end of guide bar with connecting block fixed connection, the other end of guide bar upwards extend to with guide hole sliding connection, so that the guide bar is in carry out sliding guide in the guide hole.

2. The nozzle assembly as set forth in claim 1, further comprising a connecting member, wherein a top end of the connecting member abuts against the guide seat to restrict the connecting member from being separated downward, and a bottom end of the connecting member extends downward and is connected to the connecting block.

3. The suction nozzle assembly as set forth in claim 2, wherein said elastic member is a compression spring, one end of said elastic member abuts against said connecting block, the other end of said elastic member abuts against said guide seat, and said connecting member is inserted into a central cavity of said elastic member.

4. A nozzle assembly as claimed in claim 3, characterized in that the connecting block and/or the guide shoe are provided with clearance grooves for accommodating the resilient member.

5. The nozzle assembly as set forth in claim 2, wherein said connecting member is a bolt, a head end of said connecting member abuts against said guide seat, and a threaded end of said connecting member is threadedly coupled to said connecting block.

6. The nozzle assembly as set forth in claim 5 wherein said guide is provided with a receiving slot for receiving a head end of said connecting member.

7. The suction nozzle assembly as set forth in claim 1, wherein the guide bar protrudes to a height less than or equal to a height of the guide hole with respect to the connecting block.

8. The nozzle assembly as set forth in claim 1, wherein said guide holes are formed at both sides of said elastic member, and said guide seats are vertically perforated to form said guide holes.

9. The nozzle assembly as recited in claim 1, wherein the nozzle tip is located at a forward end of the mounting block.

10. An article pick and place apparatus comprising a nozzle assembly as claimed in any one of claims 1 to 9.

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