CN217807172U - PCB board automatic feeding machine - Google Patents

Abstract

The utility model belongs to the technical field of PCB production, in particular to an automatic PCB feeding machine; the method comprises the following steps: the feeding cavity penetrates through the right side of the machine shell and extends to the left side of the machine shell; the lifting assembly is arranged in the feeding cavity and is used for assisting the material to lift; the board placing frame recovery assembly is arranged above one side of the shell and used for recovering the empty board placing frame; the feeding assembly is arranged on the other side of the shell, is positioned on the same straight line with the board placing frame recovery assembly and is used for feeding the PCB; and the feeding component and the board placing frame recovery component are arranged on the shell side by side and are used for feeding the PCB. The utility model discloses PCB board automatic feeding machine sets up the ball through setting up in the clearance of first pay-off belt feeder, and the ball rotates and can assist and put the rack and remove, improves the material loading efficiency to the PCB board.

Description

PCB board automatic feeding machine

Technical Field

The utility model belongs to the technical field of the production of PCB board, especially, relate to a PCB board automatic feeding machine.

Background

At present, along with the continuous improvement of science and technology of society, the use of electronic products is continuously increased, and the PCB board needs to be used in the electronic products, and the PCB board is also called printed circuit board, is electronic components's supporter, is electronic components electrical connection's carrier.

In the prior art, the work flow of the PCB feeding device is as follows: the material tray at the bottom of the stacked full material trays is pulled down and falls onto the belt conveyor, the belt conveyor moves the material tray to the jacking mechanism, the jacking mechanism jacks the material tray to an appointed position, the external mechanical arm finishes material taking work, an empty material tray which finishes material taking falls back to the belt conveyor through the jacking mechanism, the belt conveyor continues to move the empty material tray to the empty material tray recovery mechanism, and the recovery mechanism stacks and recovers the empty material tray from bottom to top.

The publication date is CN 208609336U's chinese utility model patent, discloses an including the base, and the both sides fixed mounting of base has two bearing bars, and the equal fixed mounting in bottom of two bearing bars has the supporting legs, and the top of base is provided with the axis of rotation, is provided with conveyer in the axis of rotation, is provided with two transmission strips that are located the conveyer both sides in the axis of rotation. Although above-mentioned patent can be to PCB board automatic feeding, uses manpower sparingly, above-mentioned patent is piling up when placing the PCB board in putting the grillage to the one-tenth and is carrying, puts the frictional force between grillage and the conveyer and increases, leads to conveyer to be difficult to carry putting the grillage, has certain resistance to the reduction is to the efficiency of PCB board material loading.

Therefore, in view of the above-mentioned problem, a ball is arranged in the gap of the first feeding belt machine, and the ball rotates to assist the board placing frame to move, so that the feeding efficiency of the PCB board is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem that above-mentioned exists, provide one kind through set up the ball in the clearance of first pay-off belt feeder, the ball rotates and can assist and put the rack and remove, improves the material loading efficiency to the PCB board.

In view of this, the utility model provides a PCB board automatic feeding machine, include:

the feeding cavity penetrates through the right side of the machine shell and extends to the left side of the machine shell;

the lifting assembly is arranged in the feeding cavity and is used for assisting the material to lift;

the board placing frame recovery assembly is arranged above one side of the shell and used for recovering the empty board placing frame;

the feeding assembly is arranged on the other side of the shell, is positioned on the same straight line with the board placing frame recovery assembly and is used for feeding the PCB;

the feeding component and the board placing frame recovery component are arranged on the machine shell side by side and are used for feeding the PCB; the pay-off subassembly includes:

the first feeding belt conveyor is arranged below one side of the shell along the horizontal direction and is communicated with the feeding cavity;

the guide seats are uniformly arranged on gaps on two sides of the first feeding belt conveyor at intervals along the horizontal direction;

the ball is arranged in the guide seat and rotates along the inner wall of the guide seat;

and the buffer spring is arranged in the guide seat, one end of the buffer spring is abutted to the guide seat, and the other end of the buffer spring is abutted to the ball.

In the technical scheme, a board placing frame for placing the PCB is placed on a first feeding belt conveyor, the first feeding belt conveyor is driven by a motor through an external power supply to carry out transportation work, the first feeding belt conveyor conveys the plate placing frame to the feeding chamber, the plate placing frame is contacted with the ball bearings in the conveying process, the ball bearings rotate, the buffer springs deform and buffer the ball bearings, the ball bearings are arranged in gaps at two sides of the first feeding belt conveyor, the ball bearings rotate to assist the plate placing frame to move, the weight applied by the PCB arranged in the plate placing frame can be slightly weakened through the balls and the buffer springs, when the plate placing frame is prevented from contacting with the first feeding belt conveyor, the first feeding belt conveyor transports the plate placing frame into the loading chamber, the plate placing frame falls into the lifting assembly, at this time, the lifting component lifts the plate frame, and then the manipulator takes out the PCB in the plate frame, the taken PCB is placed on a feeding assembly, the feeding assembly feeds the PCB, then the empty board frame is placed on the board frame placing and recovering assembly by the manipulator, the board frame placing and recovering assembly conveys the empty board frame to the right side, then people collect the board frame recovered on the board frame placing and recovering assembly, finally, the automatic feeding of the PCB can be realized, the labor is saved, the working efficiency is improved, the PCB can be automatically fed without manual adherence, and when the board placing frame full of the PCB is transported, the plate placing frame plays a role in buffering, abrasion of the plate placing frame on the first feeding belt conveyor is avoided, and meanwhile the plate placing frame can be transported in an auxiliary mode.

In the above technical solution, further, the lifting assembly includes:

the two electric slide rails are arranged on two sides of the feeding cavity;

the electric sliding block is arranged on the electric sliding rail through a moving part;

the sliding material cavity is arranged between the two electric sliding blocks and is positioned in the material loading cavity;

wherein, be provided with clamping component on the slip material chamber for press from both sides tightly putting the board frame of depositing the PCB board.

In this technical scheme, first pay-off belt feeder will put the grillage and transport to falling into the slip material intracavity, at this moment start electronic slide rail, electronic slider just follows electronic slide rail and upwards removes, electronic slider drives the lateral movement in slip material chamber, the drive of slip material chamber is put the grillage and is upwards removed, after will putting the grillage and carry suitable position, people just closed electronic slide rail, the manipulator just will put the PCB board in the grillage afterwards and take out, and place the grillage of putting empty on putting the grillage recovery subassembly, so alright reach and rise putting the grillage, be convenient for take out the PCB board in putting the grillage.

In any of the above technical solutions, further, the clamping assembly includes:

the sliding chutes are arranged on two sides of the sliding material cavity along the horizontal direction;

the four clamping pieces are symmetrically arranged in the sliding groove in a sliding manner;

the cylinder sets up on the outer wall of sliding material chamber, and the quantity of cylinder is the same and the one-to-one with the quantity of clamping piece, and the cylinder drives the clamping piece and removes along spout horizontal direction.

Because the slip material chamber is when ascending the transport putting the grillage, put the PCB board in the grillage, make the whole weight increase of putting the grillage, from this, it emptys to take place easily putting the rising in-process of grillage, take place to damage for avoiding putting the PCB board in the grillage, in this technical scheme, remove along the spout through cylinder drive clamping piece, thereby the clamping piece removes to and puts the grillage and contact, the clamping piece just can press from both sides tightly putting the grillage, make and put the grillage and be difficult for removing at will, put more steady rising of grillage.

In any of the above technical solutions, further, the rack recovery assembly includes:

the second feeding belt conveyor is arranged above one side of the machine shell and used for conveying the empty grillage;

and the barrier plate is arranged at the discharge end of the second feeding belt conveyor and is communicated with the feeding cavity.

In this technical scheme, after putting the PCB board in the grillage and taking out, start the cylinder, the air cylinder piston rod drives the clamping piece and removes to the outside and puts the grillage break away from the contact with it, at this moment the manipulator just will put the grillage and get and put on the second pay-off belt feeder, carry out the right side through the second pay-off belt feeder to putting the grillage and carry, when putting the grillage and carry to when contacting with the barrier plate, the barrier plate just can stop to put the grillage and continue to carry to the right side, so alright empty put the grillage and carry, use manpower sparingly and will put the grillage and collect, and the work efficiency is improved.

In any of the above technical solutions, further, the feeding assembly includes:

the third feeding belt conveyor is arranged above the other side of the shell along the horizontal direction of the feeding cavity, is opposite to the second feeding belt conveyor and is used for conveying the transplanted PCB;

the fastening bolt is provided with an external thread on the outer wall of the fastening bolt, an internal thread matched with the external thread is arranged on one side of the machine shell, the external thread end of the fastening bolt penetrates through the third feeding belt machine and extends out of the third feeding belt machine, and the fastening bolt is arranged on the machine shell in a threaded connection mode.

In this technical scheme, when the sliding material chamber will put the grillage and carry to level with third pay-off belt feeder, will put the PCB board in the grillage through the manipulator and take out to place the PCB board that takes out on the third pay-off belt feeder, the third pay-off belt feeder carries out the pay-off to the PCB board, until with the PCB board carry next processing place in can, so alright reach and carry out automatic material loading to the PCB board, it is convenient to use, need not artifical material loading.

Wherein, the third pay-off belt feeder is installed on the casing outer wall through fastening bolt, is equipped with the external screw thread on fastening bolt's the outer wall, is equipped with the internal thread in the external screw thread adaptation on the casing, and fastening bolt passes and stretches out the internal thread contact on third pay-off belt feeder and the casing, and people rotate fastening bolt thereupon, screws up fastening bolt on the casing, so alright install simple to operate, convenient to detach to the third pay-off belt feeder.

In any of the above technical solutions, further, the apparatus further includes a support assembly, and the support assembly includes:

the two support frames are arranged, one support frame is arranged on the outer side wall of the first feeding belt conveyor and the outer side wall of the second feeding belt conveyor, and the other support frame is arranged on the outer side wall of the third feeding belt conveyor;

the number of the supporting seats is four, and the four supporting seats are respectively and symmetrically arranged at the bottoms of the two supporting frames.

In the technical scheme, the support frame is connected with the first feeding belt machine, the second feeding belt machine and the third feeding belt machine, the support seat is arranged at the bottom of the support frame and is in contact with the ground, so that the first feeding belt machine, the second feeding belt machine and the third feeding belt machine are supported, and the first feeding belt machine, the second feeding belt machine and the third feeding belt machine are more stable.

In any of the above technical solutions, further, the apparatus further includes a maintenance assembly, and the maintenance assembly includes:

the protective door is hinged to the front side of the machine shell through a hinge;

the groove gate valve is arranged on the protective door and used for facilitating people to open the protective door.

In this technical scheme, when the installation part of needs in to the casing was maintained, people stretched into the notch gate valve with the hand in to the inner wall that stimulates the notch gate valve drives the guard gate and passes through the hinge and articulate and open, at this moment alright maintain the installation part in the casing, convenient maintenance.

The beneficial effects of the utility model are that:

1. the ball rotates to assist the plate placing frame to move, so that friction force formed by contact of the plate placing frame and the first feeding belt conveyor is reduced, the plate placing frame is promoted to move, and the efficiency of feeding the PCB is improved;

2. the clamping piece is driven by the cylinder to move to be in contact with the plate placing frame and clamp the plate placing frame, so that the plate placing frame is not easy to move randomly, the plate placing frame is lifted more stably, and the phenomenon that the plate placing frame topples over in the lifting process is avoided;

3. the empty plate frame is recovered through the second feeding belt conveyor, and the blocking plate can block the empty plate frame from moving forward, so that the empty plate frame can be recovered, and manpower is saved for recovering the empty plate frame;

4. the PCB is driven to be loaded under the work of the third feeding belt conveyor, so that the PCB can be automatically loaded under the condition of no manual supervision, and the working efficiency can be improved.

Drawings

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

fig. 2 is a top view of the present invention;

fig. 3 is a cross-sectional view of the feed assembly of the present invention;

figure 4 is a cross-sectional view of the lift assembly of the present invention;

the reference numbers in the figures are: 1. a housing; 101. a feeding chamber; 2, a feeding component; 21. a first feeding belt conveyor; 22. a guide seat; 23. a ball bearing; 24. a buffer spring; 3. a lifting assembly; 31. an electric slide rail; 32. an electric slider; 33. a sliding material cavity; 4. a clamping assembly; 41. a chute; 42. a clamping member; 43. a cylinder; 5. placing the plate frame and recovering the components; 51. a second feeding belt conveyor; 52. a blocking plate; 6. a feeding assembly; 61. a third feeding belt conveyor; 62. fastening a bolt; 7. a support assembly; 71. a support frame; 72. a supporting seat; 8. Overhauling the assembly; 81. a protective door; 82. a groove gate valve.

Detailed Description

The technical solutions in the embodiments of the present application will be described below clearly with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

In the description of the present application, it is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. For convenience of description, the dimensions of the various features shown in the drawings are not necessarily drawn to scale. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

It should be noted that in the description of the present application, the orientation or positional relationship indicated by the terms such as "front, back, up, down, left, right", "lateral, vertical, horizontal" and "top, bottom" and the like are generally based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description only, and in the case of not making a reverse description, these orientation terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of another like element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

Example 1:

this embodiment provides a PCB board automatic feeding machine, includes:

the device comprises a machine shell 1, wherein a feeding cavity 101 which penetrates through the machine shell 1 is formed in the machine shell 1, and the feeding cavity 101 penetrates through the right side of the machine shell 1 and extends to the left side of the machine shell 1;

the lifting assembly 3 is arranged in the feeding cavity 101 and is used for assisting materials to lift;

the board placing frame recovery assembly 5 is arranged above one side of the machine shell 1 and is used for recovering the empty board placing frames;

the feeding assembly 6 is arranged on the other side of the machine shell 1, is positioned on the same straight line with the board placing frame recovery assembly 5 and is used for feeding the PCB;

the feeding component 2 and the board placing frame recovery component 5 are arranged on the machine shell 1 side by side and are used for feeding the PCB; the feeding assembly 2 comprises:

the first feeding belt conveyor 21 is arranged below one side of the machine shell 1 along the horizontal direction and is communicated with the feeding chamber 101;

the guide seats 22 are provided with a plurality of guide seats and are uniformly arranged on gaps on two sides of the first feeding belt conveyor 21 at intervals along the horizontal direction;

the ball 23 is arranged in the guide seat 22 and rotates along the inner wall of the guide seat 22;

and a buffer spring 24 provided in the guide holder 22, one end of the buffer spring 24 abutting against the guide holder 22 and the other end abutting against the ball 23.

In the technical scheme, a placing frame containing PCBs is placed on a first feeding belt conveyor 21, the first feeding belt conveyor 21 is driven by a motor through an external power supply to carry out transportation work, the first feeding belt conveyor 21 conveys the placing frame to a feeding cavity 101, the placing frame is in contact with balls 23 of the placing frame in the conveying process, the balls 23 rotate, buffer springs 24 deform and buffer the balls 23, the balls 23 are arranged in gaps at two sides of the first feeding belt conveyor 21, the balls 23 rotate to assist the placing frame to move, the weight applied by the PCBs placed in the placing frame can be slightly weakened through the balls 23 and the buffer springs 24, abrasion of a transmission belt in the first feeding belt conveyor 21 is avoided when the placing frame is in contact with the first feeding belt conveyor 21, and meanwhile, friction force formed by the placing frame in contact with the first feeding belt conveyor 21 can be reduced, the first feeding belt conveyor 21 conveys the board placing frames into the feeding chamber 101, the board placing frames fall into the lifting assembly 3, the lifting assembly 3 lifts the board placing frames, the mechanical arm takes out the PCB boards in the board placing frames along with the lifting assembly and places the taken-out PCB boards on the feeding assembly 6, the feeding assembly 6 feeds the PCB boards, the mechanical arm places the empty board placing frames on the board placing frame recovery assembly 5, the board placing frame recovery assembly 5 conveys the empty board placing frames to the right side, then people collect the board placing frames recovered on the board placing frame recovery assembly 5, and finally the automatic feeding of the PCB boards can be realized, the labor is saved, the working efficiency is improved, the PCB boards can be automatically fed under the condition of no manual work, and the buffering effect is realized on the board placing frames when the board placing frames full of the PCB boards are conveyed, the abrasion of the plate placing frame on the first feeding belt conveyor 21 is avoided, and meanwhile the plate placing frame can be transported in an auxiliary mode.

As shown in fig. 1 and 4, in the present embodiment, preferably, the lifting assembly 3 includes:

two electric slide rails 31 arranged on both sides of the feeding chamber 101;

the electric slide block 32 is arranged on the electric slide rail 31 through a moving part;

the sliding material cavity 33 is arranged between the two electric sliding blocks 32 and is positioned in the material loading cavity 101;

wherein, the sliding material cavity 33 is provided with a clamping component 4 for clamping the board placing frame for storing the PCB.

In this technical scheme, first pay-off belt feeder 21 will put the grillage transportation to falling into the slip material chamber 33 in, at this moment start electronic slide rail 31, electronic slide rail 31 is just followed to the upshifting along electronic slide rail 31 and is moved, electronic slide rail 32 drives the slip material chamber 33 and moves to the upside, slip material chamber 33 drives and puts the grillage and move to the upside, will put the grillage and carry behind the suitable position, people just close electronic slide rail 31, the manipulator just will put the PCB board in the grillage and take out afterwards, and place empty grillage and put on putting the grillage recovery subassembly 5, so alright reach to rise putting the grillage, be convenient for take out the PCB board in putting the grillage.

As shown in fig. 1 and 4, in the present embodiment, preferably, the clamping assembly 4 includes:

the sliding chutes 41 are arranged on two sides of the sliding material cavity 33 along the horizontal direction;

four clamping pieces 42 which are symmetrically arranged in the sliding groove 41 in a sliding manner;

and the air cylinders 43 are arranged on the outer wall of the sliding material cavity 33, the number of the air cylinders 43 is the same as that of the clamping pieces 42, the air cylinders 43 correspond to the clamping pieces 42 one by one, and the air cylinders 43 drive the clamping pieces 42 to move along the horizontal direction of the sliding chute 41.

Because slip material chamber 33 is when ascending the transport putting the grillage, placed the PCB board in putting the grillage, make the whole weight increase of putting the grillage, therefore, it emptys to take place easily putting the ascending in-process of grillage, take place to damage for avoiding putting the PCB board in the grillage, in this technical scheme, remove along spout 41 through cylinder 43 drive clamping piece 42, thereby clamping piece 42 removes to and puts the grillage contact, clamping piece 42 just can press from both sides tightly putting the grillage, make and put the difficult random removal of grillage, put the more steady rising of grillage.

As shown in fig. 1 and 2, in the present embodiment, the optimized rack recovery assembly 5 includes:

the second feeding belt conveyor 51 is arranged above one side of the machine shell 1 and is used for conveying the empty grillage;

and the blocking plate 52 is arranged at the discharge end of the second feeding belt conveyor 51 and is communicated with the feeding chamber 101.

In this technical scheme, after the PCB board in putting the grillage takes out, start cylinder 43, cylinder 43 piston rod drives clamping piece 42 and moves to the outside and puts the grillage with it and break away from the contact, at this moment the manipulator just will put the grillage and get and put on second pay-off belt conveyor 51, carry to the right side through second pay-off belt conveyor 51 putting the grillage, when putting the grillage and carry to contacting with barrier plate 52, barrier plate 52 just can block to put the grillage and continue to carry to the right side, so alright empty put the grillage and carry, use manpower sparingly will put the grillage and collect, and the work efficiency is improved.

As shown in fig. 1, 2 and 4, in the present embodiment, the feeding assembly 6 preferably includes:

the third feeding belt conveyor 61 is arranged above the other side of the machine shell 1 along the horizontal direction of the loading chamber 101, is opposite to the second feeding belt conveyor 51, and is used for conveying the transplanted PCB;

the fastening bolt 62 is provided with an external thread on the outer wall of the fastening bolt 62, an internal thread matched with the external thread is arranged on one side of the machine shell 1, the external thread end of the fastening bolt 62 penetrates through and extends out of the third feeding belt conveyor 61, and the fastening thread is arranged on the machine shell 1 in a threaded connection mode.

In this technical scheme, when the sliding material chamber 33 will put the grillage and carry to level with third pay-off belt feeder 61, will put the PCB board in the grillage through the manipulator and take out to place the PCB board that takes out on third pay-off belt feeder 61, third pay-off belt feeder 61 carries out the pay-off to the PCB board, until with the PCB board carry next processing place in can, so alright reach and carry out automatic material loading to the PCB board, it is convenient to use, need not artifical material loading.

Wherein, third pay-off belt feeder 61 is installed on casing 1 outer wall through fastening bolt 62, is equipped with the external screw thread on fastening bolt 62's the outer wall, is equipped with the internal thread in the external screw thread adaptation on casing 1, and fastening bolt 62 passes and stretches out the internal thread contact on third pay-off belt feeder 61 and the casing 1, and people rotate fastening bolt 62 thereupon, screws up fastening bolt 62 on casing 1, so alright install simple to operate, convenient to detach to third pay-off belt feeder 61.

Example 2:

the embodiment provides an automatic PCB feeding machine, which comprises the technical scheme of the embodiment and also has the following technical characteristics.

As shown in fig. 1 and fig. 2, in this embodiment, it is optimized that the support assembly 7 is further included, and the support assembly 7 includes:

two support frames 71, wherein one support frame 71 is arranged on the outer side wall of the first feeding belt conveyor 21 and the outer side wall of the second feeding belt conveyor 51, and the other support frame 71 is arranged on the outer side wall of the third feeding belt conveyor 61;

the number of the support seats 72 is four, and the four support seats are respectively and symmetrically arranged at the bottoms of the two support frames 71.

In the technical scheme, the support frame 71 is connected with the first feeding belt machine 21, the second feeding belt machine 51 and the third feeding belt machine 61, the support base 72 is arranged at the bottom of the support frame 71, and the support base 72 is in ground contact with the support frame, so that the first feeding belt machine 21, the second feeding belt machine 51 and the third feeding belt machine 61 are supported, and the first feeding belt machine 21, the second feeding belt machine 51 and the third feeding belt machine 61 are more stable.

As shown in fig. 1 and fig. 2, in the present embodiment, it is optimized that a service assembly 8 is further included, and the service assembly 8 includes:

the protective door 81 is hinged to the front side of the machine shell 1 through a hinge;

and the groove gate valve 82 is arranged on the protective door 81 and is used for facilitating people to open the protective door 81.

In this technical scheme, when the installation part of needs in to casing 1 maintains, people stretch into the notch door valve 82 with the hand in to the inner wall that pulls notch door valve 82 drives guard gate 81 and opens through the hinge is articulated, at this moment alright maintain the installation part in the casing 1, convenient maintenance.

While the embodiments of the present application have been described in connection with the drawings, the embodiments and features of the embodiments of the present application can be combined with each other without conflict and the present application is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present application as claimed.

Claims (7)

1. The utility model provides a PCB board automatic feeding machine which characterized in that includes:

the feeding device comprises a machine shell (1), wherein a feeding cavity (101) which is arranged in a penetrating mode is formed in the machine shell (1), and the feeding cavity (101) penetrates along the right side of the machine shell (1) and extends to the left side of the machine shell (1);

the lifting assembly (3) is arranged in the feeding cavity (101) and is used for assisting materials to lift;

the plate placing frame recovery assembly (5) is arranged above one side of the shell (1) and is used for recovering the empty plate placing frames;

the feeding assembly (6) is arranged on the other side of the machine shell (1), is positioned on the same straight line with the board placing frame recovery assembly (5) and is used for feeding the PCB;

the feeding component (2) and the board placing frame recycling component (5) are arranged on the shell (1) side by side and used for feeding the PCB; the feeding assembly (2) comprises:

the first feeding belt conveyor (21) is arranged below one side of the machine shell (1) along the horizontal direction and is communicated with the feeding cavity (101);

the guide seats (22) are uniformly arranged on gaps on two sides of the first feeding belt conveyor (21) at intervals along the horizontal direction;

the ball (23) is arranged in the guide seat (22) and rotates along the inner wall of the guide seat (22);

and the buffer spring (24) is arranged in the guide seat (22), one end of the buffer spring (24) is abutted against the guide seat (22), and the other end of the buffer spring is abutted against the ball (23).

2. An automatic PCB feeding machine according to claim 1, wherein said lifting assembly (3) comprises:

two electric slide rails (31) are arranged on two sides of the feeding chamber (101);

the electric sliding block (32) is arranged on the electric sliding rail (31) through a moving part;

the sliding material cavity (33) is arranged between the two electric sliding blocks (32) and is positioned in the feeding cavity (101);

and a clamping assembly (4) is arranged on the sliding material cavity (33) and used for clamping a board placing frame for storing the PCB.

3. An automatic PCB board feeder according to claim 2, characterized in that the clamping assembly (4) comprises:

the sliding chutes (41) are arranged on two sides of the sliding material cavity (33) along the horizontal direction;

the four clamping pieces (42) are symmetrically arranged in the sliding groove (41) in a sliding manner;

the air cylinders (43) are arranged on the outer wall of the sliding material cavity (33), the number of the air cylinders (43) is the same as that of the clamping pieces (42) and corresponds to that of the clamping pieces (42), and the air cylinders (43) drive the clamping pieces (42) to move along the horizontal direction of the sliding groove (41).

4. An automatic PCB feeding machine according to claim 1, characterized in that said plate placing frame recovery assembly (5) comprises:

the second feeding belt conveyor (51) is arranged above one side of the machine shell (1) and is used for conveying the empty grillage;

the blocking plate (52) is arranged at the discharge end of the second feeding belt conveyor (51) and communicated with the feeding chamber (101).

5. An automatic PCB feeding machine according to claim 4, characterized in that the feeding assembly (6) comprises:

the third feeding belt conveyor (61) is arranged above the other side of the machine shell (1) along the horizontal direction of the loading chamber (101), is opposite to the second feeding belt conveyor (51), and is used for conveying the transplanted PCB;

fastening bolt (62), be equipped with the external screw thread on fastening bolt (62) outer wall, be equipped with on one side of casing (1) with the internal thread of external screw thread adaptation, the external screw thread end of fastening bolt (62) passes and stretches out third pay-off belt feeder (61), just fastening bolt pass through threaded connection's mode set up in on casing (1).

6. An automatic PCB feeding machine according to claim 5, characterized by further comprising a supporting component (7), wherein the supporting component (7) comprises:

two support frames (71), wherein one support frame (71) is arranged on the outer side wall of the first feeding belt conveyor (21) and the outer side wall of the second feeding belt conveyor (51), and the other support frame (71) is arranged on the outer side wall of the third feeding belt conveyor (61);

the number of the supporting seats (72) is four, and the four supporting seats are symmetrically arranged at the bottoms of the two supporting frames (71) respectively.

7. An automatic PCB feeding machine according to claim 1, characterized by further comprising a service assembly (8), said service assembly (8) comprising:

the protective door (81) is hinged to the front side of the machine shell (1) through a hinge;

the groove gate valve (82) is arranged on the protective door (81) and is used for facilitating people to open the protective door (81).

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