CN212086607U - Air knife installation mechanism of PCB board putting machine - Google Patents

Abstract

The utility model belongs to the field of PCB board placing machines, in particular to an air knife installation mechanism of a PCB board placing machine, comprising an air knife cavity, an air knife edge is fixedly installed at the bottom of the air knife cavity, The outer side is fixedly connected with an air inlet duct, the outer side of the air knife cavity is provided with a receiving plate, the top of the air knife cavity is provided with an installation frame, the bottom surface of the installation frame is fixedly connected with an installation plate, and the installation frame passes through the installation plate. A receiving plate is fixedly connected, a side plate is arranged on the outer side of the air knife cavity, and a telescopic rod is fixedly connected to the outer wall of the side plate. The air knife installation mechanism of the PCB board placing machine can use bolts to connect the receiving plate and the mounting plate with screws through the setting of the receiving plate outside the air knife cavity, and cooperate with the telescopic rod and spring between the upper air knife cavity and the receiving plate. The arrangement of the device can simplify the installation process of the device under the condition of ensuring the stability of the device, and solve the problems of complicated installation process and poor installation firmness of the existing device.

Description

A kind of air knife installation mechanism of PCB board placing machine

technical field

The utility model relates to the field of PCB board placing machines, in particular to an air knife installation mechanism of the PCB board placing machine.

Background technique

Air knives have a large number of applications such as blowing water and blowing dust in the industrial field, such as blowing off dust and moisture on flat surfaces such as steel plates and aluminum alloy profiles. Under the condition of compressed air supply, air knives can perfectly meet these applications. , and in the field of PCB board production, air knives are also used to clean the cut PCB boards.

The existing PCB board placement machine is equipped with air knife equipment. The air knife equipment is generally fixed and installed on the board placement machine with bolts. However, when the air knife is working, it needs to be provided with compressed air, and the board placement machine also needs to be adjusted. The cutting of the PCB board causes the air knife equipment to be subjected to a large vibration amplitude during use, which reduces the reliability of the bolt thread connection. At the same time, because the device is a long rectangular type, the number of bolts required during installation is large. , and the working space of the device is small, which makes it difficult to install and remove the air knife.

In order to solve the above problems, the present application proposes an air knife installation mechanism for a PCB board placing machine.

Utility model content

(1) Purpose of utility model

In order to solve the technical problems existing in the background art, the utility model proposes an air knife installation mechanism of a PCB board placement machine, which has the characteristics of ensuring the stability of the device and being convenient for installation and disassembly.

(2) Technical solutions

In order to solve the above technical problems, the utility model provides an air knife installation mechanism of a PCB board placement machine, which includes an air knife cavity, the bottom of the air knife cavity is fixedly installed with an air knife edge, and the outer side of the air knife cavity is fixed An air inlet duct is connected, a receiving plate is arranged on the outer side of the air knife cavity, a mounting frame is arranged on the top of the air knife cavity, a mounting plate is fixedly connected to the bottom surface of the installation frame, and the installation frame is fixedly connected through the mounting plate There is a receiving plate, the outer side of the air knife cavity is provided with a side plate, the outer wall of the side plate is fixedly connected with a telescopic rod, the outer end of the telescopic rod is fixedly connected with a receiving plate, and the inside of the receiving plate is provided with a first Two slot holes, the inside of the mounting plate is provided with a first slot hole opposite to the second slot hole, and the second slot hole and the inner wall of the first slot hole are fixedly connected with bolts.

Preferably, a first sleeve is fixedly sleeved inside the mounting plate, a second sleeve is fixedly sleeved inside the receiving plate, and the inner diameters of the first sleeve and the second sleeve are the same as the diameter of the air inlet duct. The outer diameter is the same size.

Preferably, a spring is wound around the outside of the telescopic rod, and two ends of the spring are fixedly connected with a receiving plate and a side plate respectively.

Preferably, the four inner corners of the receiving plate are provided with second slot holes, and the outer wall of the receiving plate is fixedly installed with an elastic layer.

Preferably, both the second slot hole and the inner side of the first slot hole are provided with threads adapted to the bolts.

Preferably, two sides of the air knife cavity are provided with receiving plates, and the bottom surface of the mounting frame is provided with two mounting plates opposite to the receiving plates.

The above-mentioned technical scheme of the present utility model has the following beneficial technical effects:

1. The air knife installation mechanism of the PCB board placement machine can use bolts to threadedly connect the receiving plate and the mounting plate through the setting of the receiving plate outside the air knife cavity, and cooperate with the expansion rod between the upper air knife cavity and the receiving plate. The arrangement of the spring can simplify the installation process of the device under the condition of ensuring the stability of the device, and solve the problems of complicated installation process and poor installation firmness of the existing device.

2. The air knife installation mechanism of the PCB board unloading machine, through the setting of the outer spring of the telescopic rod, when the mounting frame is vibrated by the work of the board unloading machine, the setting of the spring can effectively weaken the transmission vibration. The arrangement of the elastic layer on the outer wall of the receiving plate can effectively increase the shock absorption of the device, and avoid the problem of poor stability of the device due to the working vibration of the plate placing machine in the existing device.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged structural representation at A in Fig. 1 of the utility model;

FIG. 3 is a schematic structural diagram of a side view of the air knife cavity of the utility model.

Reference number:

In the picture: 1. Air knife cavity; 2. Mounting frame; 3. Side plate; 4. First sleeve; 5. Receiving plate; 6. Mounting plate; 7. Air knife mouth; ; 10, telescopic rod; 11, the second sleeve; 12, the elastic layer; 13, the first slot; 14, the bolt; 15, the second slot.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the present utility model will be further described in detail below in conjunction with the specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary only, and are not intended to limit the scope of the present invention. Also, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily obscuring the concepts of the present invention.

1 to 3 are schematic structural diagrams of the present utility model;

As shown in FIG. 1 , an air knife installation mechanism of a PCB board placement machine proposed by the present invention includes an air knife cavity 1 , an air knife edge 7 is fixedly installed at the bottom of the air knife cavity 1 , and an outer side of the air knife cavity 1 is fixed The air inlet duct 8 is connected, the outer side of the air knife chamber 1 is provided with a receiving plate 5, the top of the air knife chamber 1 is provided with a mounting frame 2, and the bottom surface of the mounting frame 2 is fixedly connected with a mounting plate 6, and the mounting frame 2 passes through the mounting plate. 6. The receiving plate 5 is fixedly connected.

In this embodiment, in order to solve the problem that the installation process of the existing device is complicated. As shown in Figures 1, 2 and 3, a side plate 3 is provided on the outer side of the air knife cavity 1, the outer wall of the side plate 3 is fixedly connected with a telescopic rod 10, and the outer end of the telescopic rod 10 is fixedly connected with a receiving plate 5, and the receiving plate 5 A second slot hole 15 is opened inside the mounting plate 6, a first slot hole 13 opposite to the second slot hole 15 is arranged inside the mounting plate 6, and the second slot hole 15 and the inner wall of the first slot hole 13 are fixedly connected with bolts 14.

It should be noted that the setting of the telescopic rod 10 can fix the connection between the receiving plate 5 and the air knife cavity 1. When the device needs to be installed, it is only necessary to use the bolts 14 to connect with the second slot hole 15 and the second slot hole 15 in sequence. A slot hole 13 is threaded for connection, which solves the problem of complicated installation process of the existing device.

As shown in FIGS. 1 and 2 , in this embodiment, the first sleeve 4 is fixedly sleeved inside the mounting plate 6 , the second sleeve 11 is fixedly sleeved inside the receiving plate 5 , and the first sleeve 4 and the inner diameter of the second sleeve 11 is the same as the outer diameter of the air inlet duct 8 .

It should be noted that the arrangement of the first sleeve 4 and the second sleeve 11 facilitates the fixed connection of the air inlet duct 8 with the air knife cavity 1 through the mounting plate 6 and the receiving plate 5, and further facilitates the passage of the air inlet duct 8 pairs of air-knife chambers 1 convey the air source to ensure the normal cleaning of the PCB board by the device and increase the practicability of the device.

As shown in FIGS. 1 and 2 , in this embodiment, a spring 9 is wound around the outside of the telescopic rod 10 , and two ends of the spring 9 are fixedly connected with a receiving plate 5 and a side plate 3 respectively.

It should be noted that, when the mounting frame 2 receives and releases the trigger working vibration, the setting of the external spring 9 of the telescopic rod 10 can use the elasticity of the spring 9 itself to weaken the transmitted vibration, which increases the stability of the device. The setting of the telescopic rod 10 can also effectively install the device according to the difference of different plate-laying racks, which increases the practicability of the device.

As shown in FIG. 3 , in this embodiment, the four inner corners of the receiving plate 5 are provided with second slot holes 15 , and the outer wall of the receiving plate 5 is fixedly installed with the elastic layer 12 .

It should be noted that the elastic layer 12 is arranged between the mounting plate 6 and the receiving plate 5. When the mounting frame 2 vibrates and drives the mounting plate 6 to vibrate, the setting of the elastic layer 12 can effectively reduce the vibration received by the receiving plate 5. , which increases the shock absorption of the device, and further increases the stability of the device.

As shown in FIG. 2 , in this embodiment, the inner sides of the second slot hole 15 and the first slot hole 13 are both provided with threads that are adapted to the bolts 14 .

It should be noted that the arrangement of the first slot hole 13 and the second slot hole 15 facilitates the screw connection of the bolt 14 to the mounting plate 6 and the receiving plate 5, and further facilitates the fixed connection between the mounting frame 2 and the air knife cavity 1, Complete the installation process for the device.

As shown in FIG. 1 , in this embodiment, two sides of the air knife cavity 1 are provided with receiving plates 5 , and the bottom surface of the mounting frame 2 is provided with two mounting plates 6 opposite to the receiving plates 5 .

It should be noted that the arrangement of the receiving plate 5 and the mounting plate 6 on both sides of the air knife cavity 1 provides two support points for the air knife cavity 1, which increases the firmness of the device during installation and increases the practicability of the device.

The working principle and use process of the utility model: the receiving plate 5 on the outside of the air knife cavity 1 is closely attached to the mounting plate 6 at the bottom of the mounting frame 2, and the first slot 13 and the second slot 15 are positioned opposite to each other, and then use Bolts 14 screw the first slotted hole 13 and the second slotted hole 15. Finally, the air inlet duct 8 is passed through the mounting plate 6 and the receiving plate 5 in sequence, and is fixedly connected to the air knife cavity 1.

It should be understood that, the above-mentioned specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, but not to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included within the protection scope of the present invention. Furthermore, the appended claims of this invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalents of such scope and boundaries.

Claims (6)

1. The utility model provides an air knife installation mechanism of PCB board trigger, its characterized in that, includes air knife chamber (1), the bottom fixed mounting in air knife chamber (1) has air knife edge (7), the outside fixedly connected with air inlet duct (8) in air knife chamber (1), the outside in air knife chamber (1) is provided with accepts board (5), the top in air knife chamber (1) is provided with mounting bracket (2), the bottom surface fixedly connected with mounting panel (6) of mounting bracket (2), and mounting bracket (2) are through mounting panel (6) fixedly connected with accept board (5), the outside in air knife chamber (1) is provided with curb plate (3), the outer wall fixedly connected with telescopic link (10) of curb plate (3), the outer end fixedly connected with of telescopic link (10) accepts board (5), the inside of accepting board (5) has seted up second slotted hole (15), a first slotted hole (13) opposite to the second slotted hole (15) is formed in the mounting plate (6), and a bolt (14) is fixedly connected to the inner walls of the second slotted hole (15) and the first slotted hole (13).

2. The air knife mounting mechanism of the PCB releasing machine as claimed in claim 1, wherein the mounting plate (6) is fixedly sleeved with a first sleeve (4) inside, the bearing plate (5) is fixedly sleeved with a second sleeve (11) inside, and the inner diameters of the first sleeve (4) and the second sleeve (11) are the same as the outer diameter of the air inlet duct (8).

3. The air knife mounting mechanism of the PCB placing machine as claimed in claim 1, wherein the telescopic rod (10) is externally wound with a spring (9), and the two ends of the spring (9) are fixedly connected with the bearing plate (5) and the side plate (3) respectively.

4. The air knife mounting mechanism of the PCB releasing machine as recited in claim 1, wherein the four corners inside the bearing plate (5) are provided with second slotted holes (15), and the outer wall of the bearing plate (5) is fixedly provided with an elastic layer (12).

5. The air knife mounting mechanism of the PCB placing machine as claimed in claim 1, wherein the inner sides of the second slot hole (15) and the first slot hole (13) are both provided with threads matched with the bolt (14).

6. The air knife mounting mechanism of the PCB releasing machine as claimed in claim 1, wherein the air knife cavity (1) is provided with bearing plates (5) at both sides, and the bottom surface of the mounting rack (2) is provided with two mounting plates (6) opposite to the bearing plates (5).

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