CN211967726U

CN211967726U - PCB board separator

Info

Publication number: CN211967726U
Application number: CN201921741533.XU
Authority: CN
Inventors: 刘欢
Original assignee: Suzhou Yushunli Electronic Co ltd
Current assignee: Suzhou Yushunli Electronic Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-11-20
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a PCB board separator, it includes: the PCB cutting machine comprises a machine table, a first board dividing mechanism, a conveying limiting mechanism and a second board dividing mechanism, wherein the first board dividing mechanism, the conveying mechanism and the second board dividing mechanism are all arranged on the machine table, and the first board dividing mechanism and the second board dividing mechanism are used for cutting a PCB; the conveying limiting mechanism comprises a first conveying assembly, a first limiting assembly, a second conveying assembly and a third conveying assembly, the PCB to be cut is conveyed to the first board dividing mechanism through the first conveying assembly, and is positioned and clamped at the first board dividing mechanism through the first limiting assembly and the second limiting assembly to be processed to form a PCB primary finished product; the PCB which is initially cut is conveyed to the second board dividing mechanism through the second conveying assembly, and is positioned at the second board dividing mechanism through the second limiting assembly to be processed to form a PCB finished product. The utility model discloses work efficiency is high, and cutting stability is good, and degree of automation is high, and the practicality is strong.

Description

PCB board separator

Technical Field

The utility model belongs to the technical field of the PCB board technique and specifically relates to a PCB board separator.

Background

With the continuous development of society and scientific level, the printed circuit board (PCB for short) manufacturing industry in China develops rapidly in recent decades, and the total output value and the total output are the first of the world. Due to the fact that electronic products are changing day by day, price war changes the structure of a supply chain, China has industrial distribution, cost and market advantages, and the price war becomes the most important production base of the printed circuit board in the world. Printed circuit boards have been developed from single-layer boards to double-sided boards, multi-layer boards, and flexible boards, and have been continuously developed toward high precision, high density, and high reliability. The size is continuously reduced, the cost is reduced, and the performance is improved, so that the printed circuit board still keeps strong vitality in the development process of future electronic products. The development trend of the production and manufacturing technology of the future printed circuit board is to develop the printed circuit board in the directions of high density, high precision, fine aperture, fine lead, small space, high reliability, multilayering, high-speed transmission, light weight and thin type in performance, so the PCB has a great prospect.

Meanwhile, the industrial level is also continuously improved at present, more and more mechanical equipment have high working efficiency, high yield and low production cost, so that manual processing is replaced, the PCB splitting technology is more and more mature, and some PCB splitting machines are also available on the market; secondly, the existing PCB board dividing machine is low in cutting precision, the defective rate of the cut PCB board is high, the high defective rate also means the increase of the production cost, and the production requirement of the modern society is not met; thirdly, current PCB board separator can only realize the cutting of single time, and work efficiency is low, and functional poor, can't satisfy the user demand of cutting many times.

Therefore, a PCB board separator with high automation, cutting stability, cutting precision and efficient production is needed in the market.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the problem among the above-mentioned prior art, provide an degree of automation height, cutting stability is good, and cutting precision is high, and the PCB board separator of high-efficient production.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

a PCB board separator, comprising: the PCB cutting machine comprises a machine table, a first board dividing mechanism, a conveying limiting mechanism and a second board dividing mechanism, wherein the first board dividing mechanism, the conveying mechanism and the second board dividing mechanism are all arranged on the machine table, and the first board dividing mechanism and the second board dividing mechanism are used for cutting a PCB; the conveying limiting mechanism comprises a first conveying assembly, a first limiting assembly, a second conveying assembly and a third conveying assembly, the PCB to be cut is conveyed to the first board dividing mechanism through the first conveying assembly, and is positioned and clamped at the first board dividing mechanism through the first limiting assembly and the second limiting assembly to be processed to form a PCB primary finished product; the PCB which is initially cut is conveyed to the second board dividing mechanism through the second conveying assembly, and is positioned at the second board dividing mechanism through the second limiting assembly to be processed to form a finished PCB.

As a further elaboration of the above technical solution:

in the technical scheme, the machine table comprises a machine cabinet and a workbench, the workbench is arranged at the upper end of the machine cabinet, the first board dividing mechanism, the conveying limiting mechanism and the second board dividing mechanism are arranged on the workbench, the first conveying assembly, the second conveying assembly and the third conveying assembly are sequentially arranged from left to right, the first conveying assembly comprises a first power piece, a first support, a first driving wheel, a first driven wheel, a first synchronous belt and a plurality of first synchronous wheels, the first driving wheel is sleeved on the first power piece, the first synchronous wheels are fixed on the first support, the first synchronous belt is wrapped on the outer surfaces of the first driving wheel, the first driven wheel and the first synchronous wheels, and the PCB to be processed is conveyed to the front end of the second conveying assembly through the first synchronous belt.

In the above technical scheme, the second conveying assembly includes a second power part, a second support, a second driving wheel, a second driven wheel, a second synchronous belt and a plurality of second synchronous wheels, the second driving wheel is sleeved on the second power part, the plurality of second synchronous wheels are fixed on the second support, the second synchronous belts are wrapped on the outer surfaces of the second driving wheel, the second driven wheel and the plurality of second synchronous wheels, the PCB to be processed is conveyed to the front end of the third conveying assembly through the second synchronous belts, and the primary finished PCB is conveyed to the front end of the third conveying assembly through the second synchronous belts.

In the technical scheme, the third conveying assembly comprises a third power part, a third support, a third driving wheel, a third driven wheel, a third synchronous belt, a driving shaft and a plurality of driven shafts, the third driving wheel is sleeved on the third power part, the third driven wheel is meshed with the third driving wheel, the third driven wheel is sleeved on one side of the driving shaft, the driving shaft and the driven shafts are arranged on the third support and located on the same horizontal plane, the third synchronous belt is wrapped on the outer surfaces of the driving shaft and the driven shafts, and the PCB finished products are conveyed to the packaging area through the third synchronous belt.

In the above technical solution, the first support, the second support and the third support are each composed of a left support and a right support, the first limiting assembly is disposed between the left support and the right support of the first support, the first limiting assembly includes a first slide rail, a first slider, a first lead screw, a fourth power component, a first connecting block, a first cylinder, a fixing plate, a cylinder clamping jaw and an in-place thimble, the first slide rail is fixed on the worktable, the first slider is slidably disposed on the first slide rail and fixed at a lower end of the first connecting block, the first connecting block is sleeved on the first lead screw, one end of the first lead screw is connected with the fourth power component, the fourth power component provides a power source for the first connecting block to slide on the first slide rail, the first cylinder is disposed at one side of the first connecting block, the fixing plate is disposed at an upper end of a gas rod of the first cylinder, the cylinder clamping jaw and the thimble that targets in place are all fixed in on the first fixed plate, first cylinder is used for adjusting the height of cylinder clamping jaw, the cylinder clamping jaw is used for the PCB board of treating processing on the first conveying assembly of centre gripping.

In the above technical scheme, the second limiting component comprises a second slide rail, a second slide block, a second lead screw, a fifth power part, a second connecting block, a second cylinder and a PCB push plate, the second slide rail is fixed on the workbench, the second slide block is slidably arranged on the second slide rail and fixed at the lower end of the second connecting block, the second connecting block is sleeved on the second lead screw, one end of the second lead screw is connected with the fifth power part, the second power part provides a power source for the second connecting block to slide on the second slide rail, the second cylinder is arranged on one side of the second connecting block, the PCB push plate is arranged at the upper end of an air rod of the second cylinder, the front end of the PCB push plate is provided with a cutting groove part, the rear end of the PCB push plate is provided with an in-place thimble contact protruding part, the second cylinder is used for adjusting the height of the PCB push plate, the PCB push plate is used for matching with the cylinder to clamp a PCB clamping jaw to clamp the PCB to be processed and initially push a finished PCB on the And processing the second plate dividing mechanism.

In the above technical scheme, first plate dividing mechanism is used for treating to process the PCB board and carry out the initial cutting, first plate dividing mechanism is located between first conveying subassembly and the second conveying subassembly, first plate dividing mechanism includes fourth beam support, sixth power spare, third slide rail, third slider and cutting assembly, fourth beam support sets up in the top of cylinder clamping jaw and PCB push pedal, cutting assembly sets up on the third slider, the lower extreme of third slide rail is located to the third slider cover, cutting assembly is fixed in the below of third slider, sixth power spare provides the power source for the third slider slides on the third slide rail, and then provides the power source for the cutting assembly cutting treats to process the PCB board.

In the above technical solution, the second board dividing mechanism is used for performing secondary cutting on a PCB board primary product, the second board dividing mechanism is located between the second conveying assembly and the third conveying assembly, the second board dividing mechanism includes a fourth support, a cutting fixing seat, a PCB board limiting block, a seventh power member, a main cutting assembly and a secondary cutting assembly, the PCB board limiting block is arranged at the inner side of the fourth support, a PCB board limiting groove is arranged at the inner side of the PCB board limiting block, the PCB board limiting groove is used for limiting and receiving the PCB primary product pushed out by a PCB push plate, the cutting fixing seat is arranged at the inner side of the fourth support, the main cutting assembly is arranged on the cutting fixing seat, the secondary cutting assembly is arranged above the main cutting assembly, the main cutting assembly and the secondary cutting assembly are matched to work, the seventh power member is arranged at the outer side of the cutting fixing seat and is connected with the main cutting assembly, the seventh power member is used for providing a power source for the cutting of the main cutting assembly.

The beneficial effects of the utility model reside in that: the utility model has reasonable design and novel structure, realizes the multiple cutting function of the PCB by adopting the structural design of the first board dividing mechanism, the transmission mechanism and the second board dividing mechanism, the transmission stability of the first transmission component, the second transmission component and the third transmission component is good, the operation is smooth, and by adding the structural design of the first limiting component and the second limiting component, the first limiting component is used for the transition of the first transmission component and the second transmission component, the second limiting component is used for the transition of the second transmission component and the third transmission component, meanwhile, the first limiting component and the second limiting component play the role of auxiliary fixing and limiting when the first board dividing mechanism and the second board dividing mechanism are used for cutting, the whole automation degree is high, the cutting stability is good, the cutting precision is high, multiple cutting can be carried out once, the working efficiency is improved, the production cost is reduced, the practicability is strong.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial structural schematic diagram of the present invention;

FIG. 3 is a schematic view of the structure of A-A';

FIG. 4 is a schematic view of the structure of B-B'.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1 to 4, a PCB board separator includes: the PCB cutting machine comprises a machine table 1, a first board dividing mechanism 2, a conveying limiting mechanism 3 and a second board dividing mechanism 4, wherein the first board dividing mechanism 2, the conveying mechanism 3 and the second board dividing mechanism 4 are all arranged on the machine table 1, and the first board dividing mechanism 2 and the second board dividing mechanism 4 are used for cutting a PCB; the conveying limiting mechanism 3 comprises a first conveying assembly 31, a first limiting assembly 32, a second limiting assembly 33, a second conveying assembly 34 and a third conveying assembly 35, the PCB to be cut is conveyed to the first board dividing mechanism 2 through the first conveying assembly 31, and is positioned and clamped at the first board dividing mechanism 2 through the first limiting assembly 32 and the second limiting assembly 33 to be processed to form a PCB primary finished product; the PCB which is initially cut is conveyed to the second board dividing mechanism 4 through the second conveying assembly 34, and is positioned at the second board dividing mechanism 4 through the second limiting assembly 33 to be processed to form a finished PCB.

As a further improvement of the utility model, the machine table 1 comprises a machine cabinet 11 and a workbench 12, the workbench 12 is arranged at the upper end of the cabinet 11, the first plate dividing mechanism 2, the conveying limiting mechanism 3 and the second plate dividing mechanism 4 are all arranged on the workbench 12, the first conveying assembly 31, the second conveying assembly 34 and the third conveying assembly 35 are arranged from left to right in sequence, the first transmission assembly 31 comprises a first power member, a first bracket, a first driving wheel, a first driven wheel, a first synchronous belt and a plurality of first synchronous wheels, the first driving wheel is sleeved on the first power part, the plurality of first synchronous wheels are fixed on the first bracket, the first synchronous belt is coated on the outer surfaces of the first driving wheel, the first driven wheel and the plurality of first synchronous wheels, and the PCB to be processed is conveyed to the front end of the second conveying assembly 34 through the first synchronous belt.

As a further improvement, the second conveying assembly 34 includes second power part, second support, second action wheel, second from driving wheel, second hold-in range and a plurality of second synchronizing wheel, the second action wheel cover is located on the second power part, a plurality of second synchronizing wheels are fixed in on the second support, the cladding of second hold-in range is on the surface of second action wheel, second from driving wheel and a plurality of second synchronizing wheel, wait to process the PCB board and pass through the front end of second hold-in range conveying to third conveying assembly 35, PCB board primary product passes through the front end of second hold-in range conveying to third conveying assembly 35.

As a further improvement, the third transfer module 35 includes third power part, third support, third action wheel, third from driving wheel, third hold-in range, driving shaft and a plurality of driven shaft, the third action wheel cover is located on the third power part, the third is from driving wheel and third action wheel intermeshing, one side of driving shaft is located from the driving wheel cover to the third, the driving shaft all sets up on the third support and is located same horizontal plane with a plurality of driven shafts, the cladding of third hold-in range is in the surface of driving shaft and a plurality of driven shaft, the PCB board finished product passes through the conveying of third hold-in range to packing region.

As a further improvement of the present invention, the first support, the second support and the third support are each composed of a left support and a right support, the first position-limiting component 32 is disposed between the left support and the right support of the first support, the first position-limiting component 32 includes a first slide rail, a first slider, a first screw rod, a fourth power member, a first connecting block, a first cylinder, a fixing plate, a cylinder clamping jaw 36 and an in-place thimble 37, the first slide rail is fixed on the working table 12, the first slider is slidably disposed on the first slide rail and fixed at the lower end of the first connecting block, the first connecting block is sleeved on the first screw rod, one end of the first screw rod is connected with the fourth power member, the fourth power member provides a power source for the first connecting block to slide on the first slide rail, the first cylinder is disposed at one side of the first connecting block, the fixing plate is disposed at the upper end of the air rod of the first cylinder, the cylinder clamping jaw 36 and the in-place thimble 37 are both fixed on the first fixing plate, the first cylinder is used for adjusting the height of the cylinder clamping jaw 36, and the cylinder clamping jaw 36 is used for clamping a PCB to be processed on the first conveying assembly 31.

As a further improvement of the present invention, the second position-limiting component 33 includes a second slide rail, a second slider, a second lead screw, a fifth power component, a second connecting block, a second cylinder and a PCB push plate, the second slide rail is fixed on the worktable, the second slider is slidably disposed on the second slide rail and fixed to a lower end of the second connecting block, the second connecting block is sleeved on the second lead screw, one end of the second lead screw is connected to the fifth power component, the second power component provides a power source for the second connecting block to slide on the second slide rail, the second cylinder is disposed at one side of the second connecting block, the PCB push plate is disposed at an upper end of a gas rod of the second cylinder, a cutting groove portion is disposed at a front end of the PCB push plate, an in-place thimble contact protrusion portion is disposed at a rear end of the PCB push plate, the second cylinder is used for adjusting a height of the PCB push plate, the PCB push plate is used for being matched with the cylinder clamping jaw 36 to clamp a PCB to be processed and pushing a PCB primary finished product on the second conveying assembly 34 to the second plate dividing mechanism 4 for processing.

As a further improvement, first plate dividing mechanism 2 is used for treating the processing PCB board and carries out the initial cutting, first plate dividing mechanism 2 is located between first conveying component 31 and the second conveying component 34, first plate dividing mechanism 2 includes fourth beam support, sixth power spare, third slide rail, third slider and cutting assembly, fourth beam support sets up in the top of cylinder clamping jaw 36 and PCB push pedal, cutting assembly sets up on the third slider, the lower extreme of third slide rail is located to the third slider cover, cutting assembly is fixed in the below of third slider, sixth power spare slides on the third slide rail for the third slider provides the power source, and then treats the processing PCB board for the cutting assembly cutting and provides the power source.

As a further improvement of the present invention, the second board dividing mechanism 4 is used for performing a secondary cutting operation on the PCB board blank, the second board dividing mechanism 4 is located between the second conveying assembly 34 and the third conveying assembly 35, the second board dividing mechanism 4 comprises a fourth support, a cutting fixing seat, a PCB board limiting block, a seventh power member, a main cutting assembly 41 and a secondary cutting assembly 42, the PCB board limiting block is arranged at the inner side of the fourth support, a PCB board limiting groove is arranged at the inner side of the PCB board limiting block, the PCB board limiting groove is used for limiting and receiving the PCB blank pushed out by a PCB pushing board, the cutting fixing seat is arranged at the inner side of the fourth support, the main cutting assembly is arranged on the cutting fixing seat, the secondary cutting assembly is arranged above the main cutting assembly 41, the main cutting assembly 41 and the secondary cutting assembly 42 work in cooperation, the seventh power member is arranged at the outer side of the cutting fixing seat and is connected with the main cutting assembly 41, the seventh power member is used to provide a power source for the cutting of the main cutting assembly 41.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A PCB board separator, its characterized in that, it includes: the PCB cutting machine comprises a machine table, a first board dividing mechanism, a conveying limiting mechanism and a second board dividing mechanism, wherein the first board dividing mechanism, the conveying mechanism and the second board dividing mechanism are all arranged on the machine table, and the first board dividing mechanism and the second board dividing mechanism are used for cutting a PCB; the conveying limiting mechanism comprises a first conveying assembly, a first limiting assembly, a second conveying assembly and a third conveying assembly, the PCB to be cut is conveyed to the first board dividing mechanism through the first conveying assembly, and is positioned and clamped at the first board dividing mechanism through the first limiting assembly and the second limiting assembly to be processed to form a PCB primary finished product; the PCB which is initially cut is conveyed to the second board dividing mechanism through the second conveying assembly, and is positioned at the second board dividing mechanism through the second limiting assembly to be processed to form a finished PCB.

2. The PCB board separator according to claim 1, wherein the machine platform comprises a cabinet and a workbench, the workbench is arranged at the upper end of the cabinet, the first plate dividing mechanism, the conveying limiting mechanism and the second plate dividing mechanism are all arranged on the workbench, the first conveying component, the second conveying component and the third conveying component are arranged from left to right in sequence, the first transmission component comprises a first power part, a first bracket, a first driving wheel, a first driven wheel, a first synchronous belt and a plurality of first synchronous wheels, the first driving wheel is sleeved on the first power part, the plurality of first synchronous wheels are fixed on the first bracket, the first synchronous belt is coated on the outer surfaces of the first driving wheel, the first driven wheel and the first synchronous wheels, and the PCB to be processed is conveyed to the front end of the second conveying assembly through the first synchronous belt.

3. The PCB board separator according to claim 2, wherein the second conveying assembly comprises a second power member, a second support, a second driving wheel, a second driven wheel, a second synchronous belt and a plurality of second synchronous wheels, the second driving wheel is sleeved on the second power member, the plurality of second synchronous wheels are fixed on the second support, the second synchronous belt is wrapped on the outer surfaces of the second driving wheel, the second driven wheel and the plurality of second synchronous wheels, the PCB board to be processed is conveyed to the front end of the third conveying assembly through the second synchronous belt, and the primary finished product of the PCB board is conveyed to the front end of the third conveying assembly through the second synchronous belt.

4. The PCB board separator according to claim 3, wherein the third conveying assembly comprises a third power part, a third support, a third driving wheel, a third driven wheel, a third synchronous belt, a driving shaft and a plurality of driven shafts, the third driving wheel is sleeved on the third power part, the third driven wheel is meshed with the third driving wheel, the third driven wheel is sleeved on one side of the driving shaft, the driving shaft and the driven shafts are both arranged on the third support and located on the same horizontal plane, the third synchronous belt is wrapped on the outer surfaces of the driving shaft and the driven shafts, and the PCB board finished product is conveyed to a packing area through the third synchronous belt.

5. The PCB board separator according to claim 4, wherein the first, second and third brackets are each composed of a left bracket and a right bracket, the first position-limiting assembly is disposed between the left and right brackets of the first bracket, the first position-limiting assembly comprises a first slide rail, a first slide block, a first screw rod, a fourth power member, a first connecting block, a first cylinder, a fixing plate, a cylinder clamping jaw and an in-place thimble, the first slide rail is fixed on the worktable, the first slide block is slidably disposed on the first slide rail and fixed at a lower end of the first connecting block, the first connecting block is sleeved on the first screw rod, one end of the first screw rod is connected with the fourth power member, the fourth power member provides a power source for the first connecting block to slide on the first slide rail, the first cylinder is disposed at one side of the first connecting block, the fixed plate sets up in the gas pole upper end of first cylinder, the cylinder clamping jaw all is fixed in on the first fixed plate with the thimble that targets in place, first cylinder is used for adjusting the height of cylinder clamping jaw, the cylinder clamping jaw is used for the PCB board of treating processing on the first transmission assembly of centre gripping.

6. The PCB board separator according to claim 5, wherein the second limiting component comprises a second slide rail, a second slide block, a second screw rod, a fifth power member, a second connecting block, a second cylinder and a PCB push plate, the second slide rail is fixed on the workbench, the second slide block is slidably arranged on the second slide rail and fixed at the lower end of the second connecting block, the second connecting block is sleeved on the second screw rod, one end of the second screw rod is connected with the fifth power member, the second power member provides a power source for the second connecting block to slide on the second slide rail, the second cylinder is arranged at one side of the second connecting block, the PCB push plate is arranged at the upper end of an air rod of the second cylinder, the front end of the PCB push plate is provided with a cutting groove portion, the rear end of the PCB push plate is provided with an in-place thimble contact protruding portion, and the second cylinder is used for adjusting the height of the PCB push plate, the PCB push plate is used for being matched with the air cylinder clamping jaw to clamp a PCB to be processed and pushing a PCB primary finished product on the second conveying assembly to the second board dividing mechanism for processing.

7. The PCB board separator according to claim 6, wherein the first board separating mechanism is used for initially cutting the PCB board to be processed, the first board separating mechanism is located between the first conveying assembly and the second conveying assembly, the first board separating mechanism comprises a fourth beam support, a sixth power member, a third slide rail, a third slide block and a cutting assembly, the fourth beam support is arranged above the cylinder clamping jaw and the PCB pushing plate, the cutting assembly is arranged on the third slide block, the third slide block is sleeved at the lower end of the third slide rail, the cutting assembly is fixed below the third slide block, and the sixth power member provides a power source for the third slide block to slide on the third slide rail, so as to provide a power source for the cutting assembly to cut the PCB board to be processed.

8. The PCB board dividing machine according to claim 7, wherein the second board dividing mechanism is used for secondary cutting of the PCB board primary product, the second board dividing mechanism is located between the second conveying assembly and the third conveying assembly, the second board dividing mechanism comprises a fourth support, a cutting fixing seat, a PCB board limiting block, a seventh power part, a main cutting assembly and a secondary cutting assembly, the PCB board limiting block is arranged on the inner side of the fourth support, a PCB board limiting groove is arranged on the inner side of the PCB board limiting block and used for limiting and bearing the PCB primary product pushed out by the PCB pushing plate, the cutting fixing seat is arranged on the inner side of the fourth support, the main cutting assembly is arranged on the cutting fixing seat, the secondary cutting assembly is arranged above the main cutting assembly, the main cutting assembly and the secondary cutting assembly work in a matching manner, the seventh power part is arranged on the outer side of the cutting fixing seat and connected with the main cutting assembly, the seventh power member is used for providing a power source for the cutting of the main cutting assembly.