CN113561242B - Novel automatic board separator - Google Patents

Novel automatic board separator Download PDF

Info

Publication number
CN113561242B
CN113561242B CN202110743621.9A CN202110743621A CN113561242B CN 113561242 B CN113561242 B CN 113561242B CN 202110743621 A CN202110743621 A CN 202110743621A CN 113561242 B CN113561242 B CN 113561242B
Authority
CN
China
Prior art keywords
block
sliding
cutting
groove
blade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110743621.9A
Other languages
Chinese (zh)
Other versions
CN113561242A (en
Inventor
赵智星
李峰
黄伟
杨譓鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Giantsun Power Electronics Co Ltd
Original Assignee
Hunan Giantsun Power Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Giantsun Power Electronics Co Ltd filed Critical Hunan Giantsun Power Electronics Co Ltd
Priority to CN202110743621.9A priority Critical patent/CN113561242B/en
Publication of CN113561242A publication Critical patent/CN113561242A/en
Application granted granted Critical
Publication of CN113561242B publication Critical patent/CN113561242B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
    • B26D1/15—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis with vertical cutting member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08—Means for treating work or cutting member to facilitate cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27—Means for performing other operations combined with cutting

Abstract

The invention provides a novel automatic board separator, which comprises a frame body, a mounting plate, a positioning track and a cutting device, wherein the mounting plate is fixedly connected to the upper end of the frame body, the positioning track and the cutting device connected to the positioning track are arranged at the upper end of the mounting plate, the cutting device comprises a power device, a driving cutting device and a driven cutting device, a plurality of driving blades are rotatably arranged in a driving cutting cover, the distance and the number of the driving blades are adjustable, a plurality of driven blades are rotatably arranged in a driven cutting cover, the distance and the number of the driven blades are adjustable, the driven cutting device comprises a plurality of driven blades, the driving cutting cover is arranged below the driven cutting cover and is communicated with the driven cutting cover up and down, the driving blades and the driven blades are correspondingly arranged, the problem that each connecting plate is a plurality of connecting plates, and the board separation of one connecting plate can be completed for a plurality of times when the connecting plates are separated, the production efficiency is low.

Description

Novel automatic board separator
Technical Field
The invention relates to the technical field of PCB production and processing, in particular to a novel automatic board separator.
Background
At present, what PCBA that V cut generally adopted is feed formula board separator divides board, need artifical hand to hold PCBA, aim at the V cut groove on the PCB board and divide the board to the lower blade on the board separator equipment then pedal starting switch, because PCBA's V cut groove width is inconsistent, the degree of depth is inconsistent, the hand is held the difficult lower blade of aiming at board separator equipment in PCB board V cut groove, V cut groove that very easily squints leads to the PCBA to damage, bad disability rate is high, and simultaneously, every even board is the board that links more, need to divide the board many times to accomplish the branch board that links the board, and production efficiency is low.
Disclosure of Invention
The invention provides a novel automatic board separator, which is used for solving the technical problems that each connecting board is a multi-connecting board, the board separation of one connecting board can be completed only by multiple times of board separation, and the production efficiency is low.
In order to solve the technical problem, the invention discloses a novel automatic plate separator which comprises a frame body, a mounting plate, a positioning track and a cutting device, wherein the mounting plate is fixedly connected to the upper end of the frame body, and the upper end of the mounting plate is provided with: the utility model discloses a PCB board cutting device, including power device, initiative cutting device and driven cutting device, initiative cutting device includes initiative cutting cover, the inside interval and the quantity that is equipped with a plurality of initiative blades and a plurality of initiative blades of rotating of initiative cutting cover are adjustable, driven cutting device includes driven cutting cover, the inside interval and the quantity that is equipped with a plurality of driven blades and a plurality of driven blades of rotating of driven cutting cover are adjustable, the setting of initiative cutting cover is in the below of driven cutting cover and intercommunication from top to bottom, initiative blade and driven blade correspond the setting, power device is used for the drive a plurality of initiative blades rotate.
Preferably, cutting device and location track are followed horizontal direction distributes about the mounting panel upper end, the both ends link up about the initiative cutting cover and are equipped with the conveying chamber, the right-hand member in conveying chamber with the left end cooperation of location track, PCB board on the location track with the initiative blade contact, the initiative blade rotates the in-process and drives PCB board on the location track along the horizontal direction in conveying chamber removes, PCB board on the location track moves driven blade and rotates, PCB board on the location track is followed the left end in conveying chamber conveys out.
Preferably, the inboard interval equipartition of positioning track is equipped with a plurality of draw-in grooves, the track interval equipartition that positioning track front side set up is equipped with a plurality of through-holes one, the inside bearing that is equipped with of through-hole one, positioning track and locating plate pass through the bolt and can dismantle the connection, the interval equipartition is equipped with the locating hole on the positioning track, the equipartition is equipped with a plurality of movable holes on the locating plate, the locating hole passes through with the movable hole bolt-up connects.
Preferably, the support body includes four stands, four stands set up respectively between the apex angle punishment of roof-rack and chassis, roof-rack and chassis connect gradually the rectangular frame who constitutes for four section bars, the upper end fixedly connected with mounting panel of roof-rack, the lower extreme apex angle punishment of chassis do not is equipped with the supporting pad.
Preferably, two first mounting blocks are rotatably arranged between the front end and the rear end of the left side and the right side of the driving cutting cover, a plurality of driving blades are uniformly distributed on the first mounting blocks at intervals, the first mounting blocks are fixedly connected with the first rotating shaft, the first rotating shaft is rotatably connected with the driving cutting cover, a first rotating shaft penetrates through the side end of the driving cutting cover and is fixedly connected with a first chain wheel, two second mounting blocks are rotatably arranged between the front end and the rear end of the left side and the rear end of the driven cutting cover, a plurality of driven blades are uniformly distributed on the first mounting blocks at intervals, the second mounting blocks are fixedly connected with the second rotating shaft, the second rotating shaft is rotatably connected with the driven cutting cover, and the first rotating shaft and the second rotating shaft are arranged along the front-back horizontal direction of the upper end of the mounting plate; the power device comprises a power cover, the power cover is internally provided with a first chain wheel, the first chain wheel is connected with a second chain wheel through a chain, the second chain wheel is fixedly connected with a motor shaft, the motor shaft is fixedly connected with a motor, the motor is fixedly connected with a motor plate, the motor plate is fixedly arranged at the lower end of the mounting plate, and an opening penetrating through the chain is formed in the mounting plate.
Preferably, the fixed precision adjusting device that is equipped with of locating plate lower extreme, precision adjusting device includes:
fixing a block: the fixing block is arranged at the lower end of the positioning plate, a first connecting block is arranged in the middle of the left side of the fixing block, a first groove is formed in the middle of the left end of the first connecting block, rotating rods are rotatably arranged at the front end and the rear end of the first connecting block, the rotating rods are rotatably connected with the thread block, and the thread block is in threaded connection with the thread section of the threaded rod;
a slide block: the sliding block is connected with the clamping groove in a sliding mode, a fixed shaft is rotatably arranged in the sliding block, first gears are symmetrically arranged on the front side and the rear side of the fixed shaft, the first gears penetrate through an opening cavity to be meshed with second gears, the second gears are fixedly connected with the cylindrical section of the threaded rod, and the opening cavities are symmetrically arranged on the front side and the rear side of the right end of the sliding block;
connecting block two: the second connecting block is fixedly arranged in the middle of the right end of the sliding block, a second groove is formed in the middle of the right end of the sliding block, a first guide block is fixedly arranged in the second groove, the threaded rod is rotatably arranged at the front end and the rear end of the first guide block, a first cavity is arranged in the first guide block, a through hole is formed in the right end of the first guide block, the first cavity is communicated with the through hole in the left-right direction, a third connecting block is connected between the front side and the rear side of the first cavity in a sliding mode, and the third connecting block penetrates through the through hole and is fixedly connected with the first groove;
an operation block: the rear end of the operation block is provided with a third groove, the rear end of the operation block is connected with the bearing, the diameter of the front end of the operation block is larger than that of the first through hole, the first groove is connected with the front side of the front end of the threaded rod in a clamping mode, and the front end of the threaded rod is of a rectangular structure.
Preferably, the fixed guider that is equipped with in upper end of locating plate, guider includes:
a guide cover: the left side and the right side of the lower end of the guide cover are symmetrically provided with a second magnetic block, and the middle part of the upper end of the guide cover is provided with a second through hole;
a guide shell: a groove four is symmetrically formed in the left side and the right side of the upper end of the guide shell, a magnetic block two is arranged in the groove four, the magnetic block two and the magnetic block are correspondingly arranged, the magnetic poles of the magnetic block two and the magnetic block are opposite, an installation groove is formed in the middle of the upper end of the guide shell, the installation groove is correspondingly arranged with the through hole, and a PCB is placed in the installation groove;
a plurality of exhaust assemblies: a plurality of exhaust subassembly interval equipartitions set up the lower extreme of mounting groove, the exhaust subassembly includes the air discharge pump, the air discharge pump sets up the inside of direction shell and is responsible for with the exhaust and be connected, the exhaust is responsible for one end and external intercommunication, the exhaust is responsible for and is kept away from external one end and a plurality of exhaust branch intercommunication, exhaust branch and air discharge duct intercommunication, the air discharge duct communicates with the lower extreme in a plurality of exhaust holes, a plurality of exhaust hole upper ends with the mounting groove intercommunication.
Preferably, the lower extreme fixedly connected with buffering balancing unit of mounting panel, buffering balancing unit includes:
t-shaped block: the upper end of the horizontal end of the T-shaped block is fixedly connected with the lower end of the mounting plate, a second guide block is fixedly arranged inside the T-shaped block, first sliding grooves are symmetrically formed in the left side and the right side of the second guide block at the vertical end of the T-shaped block, second sliding grooves are symmetrically formed in the left side and the right side of the second guide block at the horizontal end of the T-shaped block, a third sliding groove is formed in the front and back of the lower side of the second guide block in a penetrating mode, the first sliding groove is communicated with the second sliding groove, and the first sliding groove and the second sliding groove penetrate through the front end and the back end of the T-shaped block;
a first sliding block: the first sliding block is sleeved on the second guide block in a sliding mode, the left end and the right end of the first sliding block are symmetrically provided with a second sliding shaft, the second sliding shaft is connected with the first sliding groove in a sliding mode, the front side and the rear side of the second sliding shaft are rotatably connected with a first hinge supporting rod, one end, far away from the second sliding shaft, of the first hinge supporting rod on the front side and the rear side is rotatably connected with a first sliding shaft, and the first sliding shaft is connected with the second sliding groove in a sliding mode;
two hinged supports: the two hinge supports are symmetrically arranged on the front side and the rear side of the lower end of the first sliding block, the hinge supports are rotatably connected with a third sliding shaft, the left side and the right side of the third sliding shaft are symmetrically provided with second hinge support rods, one ends of the second hinge support rods, far away from the third sliding shaft, are rotatably connected with a connecting shaft, and the third sliding shaft is slidably connected with the third sliding chute;
the first buffer blocks are symmetrically arranged on the front side and the rear side of the vertical end of the T-shaped block, the left side and the right side of the upper end of the first buffer block are rotatably provided with a third supporting hinge rod, the third supporting hinge rod is rotatably connected with the second supporting hinge rod through the connecting shaft, the left side and the right side of the first buffer block are symmetrically provided with telescopic rods, the fixed ends of the telescopic rods are slidably connected with the upper end of the base, and the movable ends of the telescopic rods are sleeved with first springs;
two hinge rods four, two hinge rods four respectively with the connecting axle rotates to be connected, hinge rod four is kept away from the one end fixedly connected with gyro wheel of connecting axle, the gyro wheel is connected with the slope end roll of sliding block two, sliding block two and slide bar sliding connection, the slide bar is fixed to be set up in five insides of recess, it establishes to fix between the lower extreme of sliding block two and the lower extreme of recess two and spring two sets be equipped with on the slide bar, the recess sets up in two insides of buffer block, buffer block two is fixed to be set up in the front and back both sides between the buffer block one, the lower extreme fixedly connected with spring three of buffer block two, spring three with base fixed connection, base and ground contact.
Preferably, the method further comprises the following steps:
selecting the number of the chain sections which is larger than the theoretical number of the chain sections calculated by the formula (1);
Figure GDA0003631399050000051
wherein n is the theoretical pitch of the chain, X is the center distance between the first chain wheel and the second chain wheel, J is the preset pitch of the chain, and m1Is the number of teeth of sprocket one, m2And pi is the circumference ratio of the number of teeth of the second chain wheel.
Preferably, the method further comprises the following steps:
a speed sensor: the speed sensor is arranged on the positioning track and used for detecting the conveying speed of the PCB driven by the active blade on the positioning track;
a rotation speed sensor: the rotating speed sensor is arranged on the first mounting block and used for detecting the rotating speed of the first mounting block;
a timer: the timer is arranged on the frame body and used for detecting the working time when the active blade is not replaced by a new blade;
an alarm device: the alarm is arranged on the frame body;
a controller: the controller is electrically connected with the speed sensor, the rotating speed sensor, the timer and the alarm;
the controller controls the alarm to work based on the speed sensor, the timer and the rotating speed sensor, and the method comprises the following steps:
step 1, a controller calculates a slip angle of a cutting edge of a driving blade during board splitting according to the transmission speed of a PCB on a positioning track detected by a speed sensor, the rotating speed of a first mounting block detected by a rotating speed sensor and a formula (2);
Figure GDA0003631399050000052
gamma is a sliding cutting angle of an upper cutting edge of the driving blade when the board is divided, arctan is an arctangent, C is a detection value of the speed sensor, cos is cosine, L is the length of the PCB to be processed, and N is a detection value of the rotating speed sensor; r is the maximum rotation radius of the active blade, Ra is the rotation radius of any point on the edge of the active blade, and gamma1The initial sliding cutting angle of the upper edge of the active blade, m is the number of the upper edges of the active blade, h is the length of the upper edge of the active blade, sin is sine, and pi is the circumferential rate;
step 2, the controller calculates the abrasion loss of the cutting edge of the active blade according to the working time of the active blade which is detected by the timer and is not replaced by a new cutting edge, the sliding angle of the cutting edge of the active blade which is calculated in the step 1 and a formula (3) when the plate dividing work is carried out, the controller compares the calculated abrasion loss of the cutting edge of the active blade with a preset abrasion loss, and if the calculated abrasion loss of the cutting edge of the active blade is larger than the preset abrasion loss, the controller controls the alarm to give an alarm to remind a user of replacing the cutting edge of the active blade in time;
Figure GDA0003631399050000061
wherein Q is the abrasion loss of the active blade edge, K is the abrasion coefficient of the active blade edge, t is the detection value of the timer, and t is the abrasion loss of the active blade edge1The theoretical service life time of the active blade is P, the preset cutting force of the active blade, B, the Brinell hardness of the edge of the active blade and mu, the friction coefficient between the active blade and the PCB.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of the positioning track structure of the present invention;
FIG. 5 is a schematic view of the fine adjustment apparatus of the present invention;
FIG. 6 is a schematic view of the structure of the guiding device of the present invention;
fig. 7 is a schematic structural diagram of the buffering balance device of the present invention.
In the figure: 1. a frame body; 101. a column; 102. a top frame; 103. a chassis; 104. a support pad; 2. mounting a plate; 3. positioning the track; 301. positioning holes; 302. a card slot; 303. a first through hole; 304. a bearing; 4. a power cover; 401. a chain wheel I; 402. a chain; 403. a second chain wheel; 404. a motor shaft; 405. a motor plate; 406. a motor; 5. a driven cutting hood; 501. a second rotating shaft; 502. a second mounting block; 503. a driven blade; 6. actively cutting the cover; 601. a first rotating shaft; 602. a first mounting block; 603. an active blade; 604. a transfer chamber; 7. positioning a plate; 701. a movable hole; 702. a bolt; 8. a precision adjustment device; 801. a fixed block; 802. a first connecting block; 8021. a first groove; 803. a slider; 8031. an open cavity; 804. a fixed shaft; 805. a first gear; 806. a second gear; 807. a threaded rod; 808. a thread block; 809. a second connecting block; 8091. a second groove; 810. a first guide block; 8101. a first cavity; 8102. a through opening; 811. connecting blocks III; 812. rotating the rod; 813. an operation block; 8131. a third groove; 9. a guide device; 901. a guide cover; 902. a second through hole; 903. a main exhaust pipe; 904. a guide housing; 905. a first magnetic block; 906. a second magnetic block; 907. mounting grooves; 908. an exhaust pump; 9081. an exhaust hole; 9082. an exhaust groove; 9083. an exhaust branch pipe; 10. a T-shaped block; 1001. a second guide block; 1002. a first sliding chute; 1003. a second chute; 1004. a third chute; 11. a first sliding block; 12. a first supporting hinge rod; 1201. a first sliding shaft; 1202. a second sliding shaft; 13. a supporting hinge seat; 14. a second supporting hinge rod; 1401. a third sliding shaft; 1402. a connecting shaft; 15. a second buffer block; 1501. a fifth groove; 16. a slide bar; 17. a second sliding block; 18. a second spring; 19. a third spring; 20. a base; 21. a first buffer block; 22. a telescopic rod; 23. a first spring; 24. a third supporting hinge rod; 25. a roller; 26. and a fourth supporting hinge rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
In addition, the descriptions related to "first", "second", etc. in the present invention are used for descriptive purposes only, do not specifically refer to an order or sequence, and do not limit the present invention, but merely distinguish components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.
The invention provides the following examples
Example 1
The embodiment of the invention provides a novel automatic plate separator, which comprises a frame body 1, a mounting plate 2, a positioning track 3 and a cutting device, wherein the mounting plate 2 is fixedly connected to the upper end of the frame body 1, and the upper end of the mounting plate 2 is provided with: the PCB cutting machine comprises a positioning track 3 and a cutting device connected with the positioning track 3, wherein the positioning track 3 is used for placing a PCB, the cutting device comprises a power device, a driving cutting device and a driven cutting device, the driving cutting device comprises a driving cutting cover 6, a plurality of driving blades 603 are rotatably arranged in the driving cutting cover 6, the distance and the number of the driving blades 603 are adjustable, the driven cutting device comprises a driven cutting cover 5, a plurality of driven blades 503 are rotatably arranged in the driven cutting cover 5, the distance and the number of the driven blades 503 are adjustable, the driving cutting cover 6 is arranged below the driven cutting cover 5 and is communicated with the driven cutting cover up and down, the driving blades 603 and the driven blades 503 are correspondingly arranged, and the power device is used for driving the driving blades 603 to rotate;
the driving blade 603 and the driven blade 503 are in seamless connection, and the space design of the driving blades 603 and the driven blades 503 is completely the same as the space design of the V-shaped cutting grooves on the PCB;
cutting device and location track 3 are followed horizontal direction about the mounting panel 2 upper end distributes, the both ends link up and are equipped with conveying chamber 604 about the initiative cutting cover 6, the right-hand member of conveying chamber 604 with the left end cooperation of location track 3, PCB board on the location track 3 with initiative blade 603 contacts, initiative blade 603 rotates the in-process and drives PCB board on the location track 3 is along the horizontal direction of conveying chamber 604 removes, PCB board on the location track 3 moves driven blade 503 and rotates, PCB board on the location track 3 is followed the left end conveying in conveying chamber 604 is gone out.
The beneficial effects of the above technical scheme are:
the frame body 1 plays a role in safety protection and support of the automatic board separator, the power device drives the first mounting block 602 to rotate, so that the driving blade 603 is driven to rotate, after the driving blade 603 rotates, a PCB (printed circuit board) with a V-shaped cutting groove pushed in through the positioning rail 3 contacts the driving blade 603, the driving blade 603 automatically pulls the PCB into the conveying cavity 604 when rotating, meanwhile, the driven blade 503 can rotate together with the V-shaped cutting groove of the PCB and the driving blade 603 to cut the PCB, and when the PCB comes out from the left end of the conveying cavity 604, the PCB is cut;
the V-shaped cut groove for bad positioning of the PCBA of the connecting plate can be accurately positioned by arranging the positioning track 3, so that the scrapping of the PCB caused by deviation of the PCBA of the connecting plate in the plate dividing process is avoided; the PCB is automatically pulled inwards when the driving blade 603 rotates, and compared with the traditional manual positioning of the PCB, the automatic board separator does not need to contact the blade in a short distance, so that the potential safety hazard in the board separating process is greatly reduced; through setting up a plurality of intervals and quantity adjustable initiative blade 603 and driven blade 503, divide the mode of a V cut groove with traditional blade once to improve and divide the board for many blades simultaneously, once only can divide many boards to accomplish, promote greatly and divide board speed and divide board efficiency, solved every even board and for many boards, need divide the board to accomplish the branch board that a board even many times, technical problem that production efficiency is low.
Example 2
On the basis of above-mentioned embodiment 1, as shown in fig. 4, the inboard interval equipartition of positioning track 3 is equipped with a plurality of draw-in grooves 302, the track interval equipartition that positioning track 3 front side set up is equipped with a plurality of through-holes 303, the inside bearing 304 that is equipped with of through-hole 303, positioning track 3 passes through bolt 702 with locating plate 7 and can dismantle the connection, interval equipartition is equipped with locating hole 301 on the positioning track 3, the equipartition is equipped with a plurality of movable holes 701 on the locating plate 7, locating hole 301 passes through with movable hole 701 bolt 702 fastening connection.
The beneficial effects of the above technical scheme are:
can play the supporting role to the PCB board through setting up locating plate 7, can be according to the position of the length removal locating plate 7 of PCB board, locating hole 301 on the locating track 3 and the movable hole 701 on the locating plate 7 pass through bolt 702 fastening connection, have reached locating plate 7 and locating track 3 can dismantle the connection purpose, conveniently adjust the position of locating plate 7.
Example 3
On the basis of embodiment 1, as shown in fig. 3, the support body 1 includes four stand columns 101, four stand columns 101 are respectively arranged between the apex angles of the top frame 102 and the bottom frame 103, the top frame 102 and the bottom frame 103 are rectangular frames formed by sequentially connecting four sectional materials, the upper end of the top frame 102 is fixedly connected with a mounting plate 2, and the apex angles of the lower end of the bottom frame 103 are respectively provided with a supporting pad 104.
The beneficial effects of the above technical scheme are:
the stand 101 is used for with roof-rack 102 and chassis 103 fixed connection, sets up the steadiness that chassis 103 can strengthen support body 1, sets up supporting pad 104 and can play the cushioning effect to support body 1, prevents that automatic board separator from taking place to rock and lead to even board PCBA off normal to lead to the PCB board to scrap.
Example 4
On the basis of the embodiment 1, as shown in fig. 3, two mounting blocks 602 are rotatably arranged between the front and rear ends of the left and right sides of the active cutting cover 6, a plurality of driving blades 603 are uniformly distributed on the first mounting block 602 at intervals, the first mounting block 602 is fixedly connected with the first rotating shaft 601, the first rotating shaft 601 is rotatably connected with the first driving cutting cover 6, the first rotating shaft 601 penetrates through the side end of the first driving cutting cover 6 and is fixedly connected with the first chain wheel 401, two mounting blocks II 502 are rotatably arranged between the front end and the rear end of the left side and the right side of the driven cutting cover 5, a plurality of driven blades 503 are uniformly distributed on the first mounting block 602 at intervals, the second mounting block 502 is fixedly connected with the second rotating shaft 501, the second rotating shaft 501 is rotatably connected with the driven cutting cover 5, and the first rotating shaft 601 and the second rotating shaft 501 are arranged along the front-back horizontal direction of the upper end of the mounting plate 2;
the power device comprises a power cover 4, wherein a first chain wheel 401 is arranged inside the power cover 4, the first chain wheel 401 is connected with a second chain wheel 403 through a chain 402, the second chain wheel 403 is fixedly connected with a motor shaft 404, the motor shaft 404 is fixedly connected with a motor 406, the motor 406 is fixedly connected with a motor plate 405, the motor plate 405 is fixedly arranged at the lower end of the mounting plate 2, and an opening penetrating through the chain 402 is formed in the mounting plate 2.
The beneficial effects of the above technical scheme are:
when the board splitting work is carried out, the motor 406 is started, the motor 406 drives the motor shaft 404 to rotate, the motor shaft 404 drives the second sprocket 403 to rotate, the second sprocket 403 drives the first sprocket 401 to rotate through the chain 402, the first sprocket 401 drives the first rotating shaft 601 to rotate, the first rotating shaft 601 drives the first mounting block 602 to rotate, the first mounting block 602 drives the driving blade 603 to rotate, after the driving blade 603 rotates, the PCB with the V-shaped cutting groove pushed in through the positioning track 3 contacts the driving blade 603, the driving blade 603 automatically pulls the PCB inwards when rotating, meanwhile, the driven blade 503 can rotate along with the V-shaped cutting groove of the PCB and the driving blade 603, and the PCB is cut.
Example 5
On the basis of embodiment 2, as shown in fig. 5, a fine adjustment device 8 is fixedly arranged at the lower end of the positioning plate 7, and the fine adjustment device 8 includes:
fixing block 801: the fixing block 801 is arranged at the lower end of the positioning plate 7, a first connecting block 802 is arranged in the middle of the left side of the fixing block 801, a first groove 8021 is arranged in the middle of the left end of the first connecting block 802, rotating rods 812 are rotatably arranged at the front end and the rear end of the first connecting block 802, the rotating rods 812 are rotatably connected with a thread block 808, and the thread block 808 is in threaded connection with a thread section of a threaded rod 807;
a slide block 803: the sliding block 803 is slidably connected with the clamping groove 302, a fixed shaft 804 is rotatably arranged in the sliding block 803, first gears 805 are symmetrically arranged on the front side and the rear side of the fixed shaft 804, the first gears 805 penetrate through an open cavity 8031 to be meshed with second gears 806, the second gears 806 are fixedly connected with a cylindrical section of the threaded rod 807, and the open cavities 8031 are symmetrically arranged on the front side and the rear side of the right end of the sliding block 803;
a second connecting block 809: the second connecting block 809 is fixedly arranged in the middle of the right end of the sliding block 803, the second groove 8091 is arranged in the middle of the right end of the sliding block 803, a first guide block 810 is fixedly arranged inside the second groove 8091, the front end and the rear end of the first guide block 810 are rotatably provided with the threaded rod 807, a first cavity 8101 is arranged inside the first guide block 810, a through hole 8102 is arranged at the right end of the first guide block 810, the first cavity 8101 is communicated with the through hole 8102 in the left-right direction, a third connecting block 811 is slidably connected between the front side and the rear side of the first cavity 8101, and the third connecting block 811 penetrates through the through hole 8102 and is fixedly connected with the first groove 8021;
operation block 813: the rear end of the operation block 813 is provided with a groove III 8131, the rear end of the operation block 813 is connected with the bearing 304, the diameter of the front end of the operation block 813 is larger than that of the through hole I303, the groove I8021 is clamped with the front end of the front side threaded rod 807, and the front end of the front side threaded rod 807 is of a rectangular structure.
The beneficial effects of the above technical scheme are:
the positioning plate 7 fixedly connected with the precision adjusting device 8 is prevented from shifting when being installed with the positioning rail 3 by arranging the sliding block 803 to be matched with the clamping groove 302, the positioning plate 7 does not need to be disassembled when the position of the positioning plate 7 is finely adjusted, the bolt 702 is loosened, then the operation block 813 passes through the bearing 304 to enable the groove III 8131 to be clamped with the front end of the threaded rod 807, the bearing 304 is arranged to facilitate the insertion of the operation block 813 and enable the operation block 813 to rotate smoothly, the operation block 813 is rotated to drive the threaded rod 807 at the front side to rotate, the threaded rod 807 at the front side drives the gear II 806 at the front side to rotate, the gear II 806 at the front side drives the gear I805 at the front side to rotate, so as to drive the fixed shaft 804 to rotate, the gear I805 at the rear side is rotated to drive the gear II 806 at the rear side to rotate, the threaded rod 807 at the rear side starts to rotate, the threaded rods 807 at the front side and the rear side drives the threaded blocks 808 at the front side and the rear side to move towards each other, rotating rod 812 rotates, thereby pushing fixing block 801 to rotate, connecting block three 811 plays a guiding role in moving fixing block 801 along first cavity 8101 sliding connection, fixing block 801 drives positioning plate 7 to move, make activity hole 701 move along positioning hole 301 direction, fix positioning plate 7 and positioning rail 3 through bolt 702 at last, make positioning plate 7 keep stable in the process of adjusting position through setting up precision adjustment device 8, and the accommodation process is convenient to operate, avoid manual location to make positioning plate 7 and positioning rail 3's mounted position take place the skew.
Example 6
On the basis of embodiment 2, as shown in fig. 6, a guiding device 9 is fixedly arranged at the upper end of the positioning plate 7, and the guiding device 9 comprises:
the guide cover 901: the left side and the right side of the lower end of the guide cover 901 are symmetrically provided with a second magnetic block 906, and the middle of the upper end of the guide cover 901 is provided with a second through hole 902;
the guide housing 904: a groove four 910 is symmetrically arranged on the left side and the right side of the upper end of the guide shell 904, a magnetic block two 906 is arranged in the groove four 910, the magnetic block two 906 and the magnetic block one 905 are correspondingly arranged, the magnetic poles of the magnetic block two and the magnetic block one 905 are opposite, an installation groove 907 is arranged in the middle of the upper end of the guide shell 904, the installation groove 907 is correspondingly arranged with the through hole two 902, and a PCB is placed in the installation groove 907;
a plurality of exhaust assemblies: the exhaust components are uniformly arranged at the lower end of the mounting groove 907 at intervals and comprise an exhaust pump 908, the exhaust pump 908 is arranged inside the guide shell 904 and is connected with an exhaust main pipe 903, one end of the exhaust main pipe 903 is communicated with the outside, one end, away from the outside, of the exhaust main pipe 903 is communicated with a plurality of exhaust branch pipes 9083, the exhaust branch pipes 9083 are communicated with an exhaust groove 9082, the exhaust groove 9082 is communicated with the lower ends of a plurality of exhaust holes 9081, and the upper ends of the exhaust holes 9081 are communicated with the mounting groove 907.
The beneficial effects of the above technical scheme are:
the PCB to be processed is placed into the mounting groove 907, then the guide cover 901 is connected with the guide shell 904, the magnetic poles of the magnetic block two 906 are opposite to the magnetic poles of the magnetic block one 905, the magnetic blocks attract each other to facilitate the connection and the disassembly of the guide cover 901 and the guide shell 904, after the PCB to be processed is placed into the mounting groove 907, the exhaust pump 908 is started, so that air on the lower side of the PCB inside the mounting groove 907 is exhausted from the exhaust hole 9081 through the exhaust branch pipe 9083 and the exhaust main pipe 903, the air pressure on the upper side of the PCB to be processed is larger than that on the lower side through the through hole two 902 arranged on the guide cover 901, the PCB is prevented from shaking in the transmission process, the transmission stability of the PCB is kept, and the processing precision of the automatic board dividing machine is improved.
Example 7
On the basis of embodiment 1, as shown in fig. 7, a buffering balance device is fixedly connected to the lower end of the mounting plate 2, and the buffering balance device includes:
t-shaped block 10: the upper end of the horizontal end of the T-shaped block 10 is fixedly connected with the lower end of the mounting plate 2, a second guide block 1001 is fixedly arranged inside the T-shaped block 10, first sliding chutes 1002 are symmetrically arranged at the left side and the right side of the second guide block 1001 at the vertical end of the T-shaped block 10, second sliding chutes 1003 are symmetrically arranged at the left side and the right side of the second guide block 1001 at the horizontal end of the T-shaped block 10, third sliding chutes 1004 are arranged at the front side and the rear side of the lower side of the second guide block 1001 in a penetrating manner, and the first sliding chutes 1002 are communicated with the second sliding chutes 1003 and penetrate through the front end and the rear end of the T-shaped block 10;
sliding block one 11: the first sliding block 11 is slidably sleeved on the second guide block 1001, the second sliding shafts 1202 are symmetrically arranged at the left end and the right end of the first sliding block 11, the second sliding shafts 1202 are slidably connected with the first sliding groove 1002, the front side and the rear side of the second sliding shafts 1202 are rotatably connected with first hinge rods 12, a first sliding shaft 1201 is rotatably connected between one ends, far away from the second sliding shaft 1202, of the first hinge rods 12 at the front side and the rear side, and the first sliding shaft 1201 is slidably connected with the second sliding groove 1003;
two hinge supports 13: the two hinged supports 13 are symmetrically arranged on the front side and the rear side of the lower end of the first sliding block 11, the hinged supports 13 are rotatably connected with a third sliding shaft 1401, the left side and the right side of the third sliding shaft 1401 are symmetrically provided with a second hinged rod 14, one end, far away from the third sliding shaft 1401, of the second hinged rod 14 is rotatably connected with a connecting shaft 1402, and the third sliding shaft 1401 is slidably connected with a third sliding groove 1004;
the two first buffer blocks 21 are symmetrically arranged on the front side and the rear side of the vertical end of the T-shaped block 10, a third hinge rod 24 is rotatably arranged on the left side and the right side of the upper end of the first buffer block 21, the third hinge rod 24 is rotatably connected with the second hinge rod 14 through the connecting shaft 1402, telescopic rods 22 are symmetrically arranged on the left side and the right side of the first buffer block 21, the fixed ends of the telescopic rods 22 are slidably connected with the upper end of the base 20, and a first spring 23 is sleeved on the movable end of each telescopic rod 22;
two four 26, two four 26 with the connecting axle 1402 is connected in rotation, four 26 keep away from the one end fixedly connected with gyro wheel 25 of connecting axle 1402, the tip roll connection of gyro wheel 25 and two 17 of sliding block, two 17 of sliding block and sliding rod 16 sliding connection, sliding rod 16 is fixed to be set up inside five 1501 of recess, it establishes to be fixed with two 18 of spring and the second 18 cover of spring to be equipped with between the lower extreme of two 17 of sliding block and the lower extreme of recess 1501 on the sliding rod 16, recess 1501 sets up inside two 15 of buffer blocks, two 15 of buffer blocks are fixed to be set up in the front and back both sides between one 21 of buffer blocks, the lower extreme fixedly connected with spring three 19 of buffer block two 15, spring three 19 with base 20 fixed connection, base 20 and ground contact.
The beneficial effects of the above technical scheme are:
by fixing the T-shaped block 10 with the lower end of the mounting plate 2, the automatic plate dividing machine shakes left and right when working, so that the T-shaped block 10 shakes left and right, the T-shaped block 10 rotates along the first buffer block 21 when shaking, the first support hinge rod 12 rotates, the first sliding shaft 1201 connected with the first support hinge rod 12 slides along the second sliding groove 1003, the second sliding shaft 1202 connected with the first support hinge rod 12 slides along the first sliding groove 1002, the first sliding block 11 is pushed to move upwards, so that the second support hinge rod 14 rotates, the second support hinge rod 14 drives the third support hinge rod 24 to rotate, the fourth support hinge rod 26 is driven to rotate in the rotating process of the second support hinge rod 14 and the third support hinge rod 24, the fourth support hinge rod 26 rotates to drive the roller 25 to roll along the inclined end of the second sliding block 17, so that the second sliding block 17 moves up and down, and the automatic plate dividing machine shakes left and right when working under the elastic action of the second spring 18 to have a buffering effect, rock about taking place when automatic board separator carries out the during operation, T type piece 10 promotes buffer block one 21 and reciprocates, buffer block one 21 drives the expansion end removal of telescopic link 22, buffer block two 15 reciprocates, the roll connection of gyro wheel 25 and sliding block two 17 plays the guide effect to buffer block two 15's removal, reciprocate through buffer block one 21 and buffer block two 15, it has the buffering effect to make automatic board separator rock about taking place when the operation under the elastic action of spring one 21 and spring three 19, make automatic board separator's job stabilization go on, board separation efficiency has been improved.
Example 8
On the basis of embodiment 2, the method further comprises the following steps: selecting the number of the chain 402 which is larger than the theoretical number of the chain 402 calculated by the formula (1);
Figure GDA0003631399050000151
wherein n is the theoretical pitch of the chain 402, X is the center distance between the first sprocket 401 and the second sprocket 403, J is the preset pitch of the chain 402, and m1Number of teeth, m, of sprocket one 4012And pi is the circumferential rate, which is the number of teeth of the second sprocket 403.
The beneficial effects of the above technical scheme are:
the number of the selected chain 402 is larger than the theoretical number of the chain 402 calculated by the formula (1), so that the problems that the transmission nonuniformity between the chain 402 and the first chain wheel 401 and the second chain wheel 403 is more obvious and the impact force is larger due to the small number of the chain 402 are avoided, and the service life of the chain 402 is shortened.
Example 9
On the basis of embodiment 4, the method further comprises the following steps:
a speed sensor: the speed sensor is arranged on the positioning track 3 and used for detecting the transmission speed of the PCB driven by the driving blade 603 on the positioning track 3;
a rotation speed sensor: the rotating speed sensor is arranged on the first mounting block 602 and is used for detecting the rotating speed of the first mounting block 602;
a timer: the timer is arranged on the frame body 1 and is used for detecting the working time when the active blade 603 is not replaced by a new blade;
an alarm device: the alarm is arranged on the frame body 1;
a controller: the controller is electrically connected with the speed sensor, the rotating speed sensor, the timer and the alarm;
the controller controls the alarm to work based on the speed sensor, the timer and the rotating speed sensor, and the method comprises the following steps:
step 1, a controller calculates a slip angle of a cutting edge of a driving blade 603 during board splitting according to the conveying speed of a PCB on a positioning track 3 detected by a speed sensor, the rotating speed of a first mounting block 602 detected by a rotating speed sensor and a formula (2);
Figure GDA0003631399050000161
wherein γ is a sliding angle of a cutting edge on the driving blade 603 during board splitting, arctan is an arctangent, C is a detection value of the speed sensor, cos is a cosine, L is a length of the PCB to be processed, and N is a detection value of the rotation speed sensor; r is the maximum radius of rotation of the active blade 603, RaIs the radius of rotation, γ, of any point on the edge of the active blade 6031Is the initial sliding cutting angle of the cutting edge on the active blade 603, m is the number of the cutting edges on the active blade 603, h is the cutting edge length of the active blade 603, sin is sine, and pi is the circumferential ratio;
step 2, the controller calculates the abrasion loss of the cutting edge of the active blade 603 according to the working time of the active blade 603, which is detected by the timer, when the new cutting edge is not replaced, the sliding angle of the cutting edge of the active blade 603, which is calculated in the step 1, and a formula (3), the controller compares the calculated abrasion loss of the cutting edge of the active blade 603 with a preset abrasion loss, and if the calculated abrasion loss of the cutting edge of the active blade 603 is greater than the preset abrasion loss, the controller controls an alarm to give an alarm to remind a user of replacing the cutting edge of the active blade 603 in time;
Figure GDA0003631399050000162
wherein Q is the abrasion loss of the cutting edge of the active blade 603, K is the abrasion coefficient of the cutting edge of the active blade 603, t is the detection value of the timer, t is the abrasion loss of the cutting edge of the active blade 603, and1p is the preset cutting force of the active blade 603, B is the brinell hardness of the edge of the active blade 603, and μ is the coefficient of friction between the active blade 603 and the PCB board.
The beneficial effects of the above technical scheme are:
the speed sensor is arranged on the positioning track 3 and is used for detecting the transmission speed of the PCB on the positioning track 3; the rotating speed sensor is arranged on the first mounting block 602 and is used for detecting the rotating speed of the first mounting block 602; the timer is arranged on the frame body 1 and detects the working time when the active blade 603 is not replaced by a new blade; the controller firstly calculates the sliding cut angle of the edge of the active blade 603 when the board splitting work is carried out according to the conveying speed of the PCB on the positioning track 3 detected by the speed sensor, the rotating speed of the mounting block I602 detected by the rotating speed sensor and a formula (2), the sliding cut angle is an included angle between a normal line of any point on a cutting edge curve and the moving speed direction of the point, then the abrasion loss of the edge of the active blade 603 is calculated according to the working time of the active blade 603 when the new edge is not replaced, which is detected by the timer, the sliding cut angle of the edge of the active blade 603 when the board splitting work is carried out, which is calculated in the step 1, and the formula (3), the abrasion loss of the edge of the active blade 603 is calculated by considering K in the formula (3), the abrasion coefficient of the edge of the active blade 603 is taken as the abrasion loss coefficient, and the value is 0.5-1, so that the calculation result is more reliable, if the calculated abrasion loss of the cutting edge of the active blade 603 is larger than the preset abrasion loss, the controller controls the alarm to give an alarm to remind a user of replacing the active blade 603 in time, after the active blade 603 is replaced each time, the timer is reset to start timing again, and the phenomenon that the plate separating precision and the plate separating efficiency of the automatic plate separating machine are affected due to the excessively large abrasion loss of the cutting edge is avoided.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (9)

1. The utility model provides a novel automatic board separator which characterized in that: including support body (1), mounting panel (2), location track (3) and cutting device, the upper end fixedly connected with mounting panel (2) of support body (1), the upper end of mounting panel (2) is equipped with: a positioning track (3) and a cutting device connected with the positioning track, wherein the positioning track (3) is used for placing a PCB, the cutting device comprises a power device, a driving cutting device and a driven cutting device, the driving cutting device comprises a driving cutting cover (6), a plurality of driving blades (603) are rotatably arranged in the driving cutting cover (6), the distance and the number of the driving blades (603) are adjustable, the driven cutting device comprises a driven cutting cover (5), a plurality of driven blades (503) are rotatably arranged in the driven cutting cover (5), the distance and the number of the driven blades (503) are adjustable, the driving cutting cover (6) is arranged below the driven cutting cover (5) and is communicated up and down, the driving blade (603) and the driven blade (503) are correspondingly arranged, and the power device is used for driving the driving blades (603) to rotate;
the inboard interval equipartition of positioning track (3) is equipped with a plurality of draw-in grooves (302), the track interval equipartition that positioning track (3) front side set up is equipped with a plurality of through-holes (303), inside bearing (304) that is equipped with of through-hole (303), positioning track (3) can be dismantled through bolt (702) with locating plate (7) and be connected, the interval equipartition is equipped with locating hole (301) on positioning track (3), the equipartition is equipped with a plurality of movable holes (701) on locating plate (7), locating hole (301) pass through with movable hole (701) bolt (702) fastening connection.
2. The novel automatic plate separator according to claim 1, characterized in that: cutting device and location track (3) are followed horizontal direction distributes about mounting panel (2) upper end, the initiative is cut both ends and is link up and be equipped with conveying chamber (604) about cover (6), the right-hand member of conveying chamber (604) with the left end cooperation of location track (3), PCB board on location track (3) with initiative blade (603) contact, initiative blade (603) rotate the in-process and drive PCB board on location track (3) along the horizontal direction of conveying chamber (604) removes, PCB board on location track (3) moves from moving blade (503) and rotates, PCB board on location track (3) is followed the left end in conveying chamber (604) conveys out.
3. The novel automatic plate separator according to claim 1, characterized in that: the support body (1) comprises four upright columns (101), the four upright columns (101) are respectively arranged between vertex angles of an upper frame (102) and a bottom frame (103), the upper frame (102) and the bottom frame (103) are rectangular frames formed by sequentially connecting four sectional materials, an upper end fixedly connected with mounting plate (2) of the upper frame (102), and lower end vertex angles of the bottom frame (103) are respectively provided with a supporting pad (104).
4. The novel automatic plate separator according to claim 1, characterized in that: rotate between the front and back both ends of initiative cutting cover (6) left and right sides and be equipped with two installation piece (602), interval equipartition is equipped with a plurality of initiative blades (603) on installation piece (602), installation piece (602) and axis of rotation (601) fixed connection, axis of rotation (601) with initiative cutting cover (6) are rotated and are connected and axis of rotation (601) are run through the side and sprocket (401) fixed connection of initiative cutting cover (6), it is equipped with two installation piece two (502) to rotate between the front and back both ends of driven cutting cover (5) left and right sides, interval equipartition is equipped with a plurality of driven blades (503) on installation piece one (602), installation piece two (502) and axis of rotation two (501) and chain wheel fixed connection, axis of rotation two (501) with driven cutting cover (5) rotate and connect, axis of rotation one (601), The second rotating shaft (501) is arranged along the front-back horizontal direction of the upper end of the mounting plate (2); the power device comprises a power cover (4), wherein the power cover (4) is internally provided with a first chain wheel (401), the first chain wheel (401) is connected with a second chain wheel (403) through a chain (402), the second chain wheel (403) is fixedly connected with a motor shaft (404), the motor shaft (404) is fixedly connected with a motor (406), the motor (406) is fixedly connected with a motor plate (405), the motor plate (405) is fixedly arranged at the lower end of the mounting plate (2), and an opening through the chain (402) is formed in the mounting plate (2).
5. The novel automatic plate separator according to claim 1, characterized in that: locating plate (7) lower extreme is fixed and is equipped with precision adjustment device (8), precision adjustment device (8) include:
fixed block (801): the fixing block (801) is arranged at the lower end of the positioning plate (7), a first connecting block (802) is arranged in the middle of the left side of the fixing block (801), a first groove (8021) is arranged in the middle of the left end of the first connecting block (802), rotating rods (812) are rotatably arranged at the front end and the rear end of the first connecting block (802), the rotating rods (812) are rotatably connected with a thread block (808), and the thread block (808) is in threaded connection with a thread section of a threaded rod (807);
slider (803): the sliding block (803) is connected with the clamping groove (302) in a sliding mode, a fixed shaft (804) is rotatably arranged in the sliding block (803), first gears (805) are symmetrically arranged on the front side and the rear side of the fixed shaft (804), the first gears (805) penetrate through an opening cavity (8031) to be meshed with second gears (806), the second gears (806) are fixedly connected with a cylindrical section of the threaded rod (807), and the opening cavities (8031) are symmetrically arranged on the front side and the rear side of the right end of the sliding block (803);
connecting block two (809): the second connecting block (809) is fixedly arranged in the middle of the right end of the sliding block (803), a second groove (8091) is arranged in the middle of the right end of the sliding block (803), a first guide block (810) is fixedly arranged in the second groove (8091), the threaded rod (807) is rotatably arranged at the front end and the rear end of the first guide block (810), a first cavity (8101) is arranged in the first guide block (810), a through hole (8102) is arranged at the right end of the first guide block (810), the first cavity (8101) is communicated with the through hole (8102) left and right, a third connecting block (811) is slidably connected between the front side and the rear side of the first cavity (8101), and the third connecting block (811) penetrates through the through hole (8102) and is fixedly connected with the first groove (8021);
operation block (813): the rear end of operation piece (813) is equipped with recess three (8131), the rear end of operation piece (813) with bearing (304) are connected, the diameter of operation piece (813) front end is greater than the diameter of through-hole one (303), recess one (8021) and the front side the front end joint of threaded rod (807), the front side the front end of threaded rod (807) is the rectangle structure.
6. The novel automatic plate separator according to claim 1, characterized in that: the fixed guider (9) that are equipped with in upper end of locating plate (7), guider (9) include:
guide cover (901): the left side and the right side of the lower end of the guide cover (901) are symmetrically provided with a second magnetic block (906), and the middle of the upper end of the guide cover (901) is provided with a second through hole (902);
guide housing (904): the left side and the right side of the upper end of the guide shell (904) are symmetrically provided with a groove four (910), a magnetic block two (906) is arranged in the groove four (910), the magnetic block two (906) and the magnetic block one (905) are arranged correspondingly, the magnetic poles of the magnetic block two and the magnetic block one (905) are opposite, the middle of the upper end of the guide shell (904) is provided with an installation groove (907), the installation groove (907) and the through hole two (902) are arranged correspondingly, and a PCB is placed in the installation groove (907);
a plurality of exhaust assemblies: the exhaust assemblies are uniformly arranged at the lower end of the mounting groove (907) at intervals and comprise exhaust pumps (908), the exhaust pumps (908) are arranged inside the guide shell (904) and are connected with an exhaust main pipe (903), one end of the exhaust main pipe (903) is communicated with the outside, one end, far away from the outside, of the exhaust main pipe (903) is communicated with a plurality of exhaust branch pipes (9083), the exhaust branch pipes (9083) are communicated with an exhaust groove (9082), the exhaust groove (9082) is communicated with the lower ends of a plurality of exhaust holes (9081), and the upper ends of the exhaust holes (9081) are communicated with the mounting groove (907).
7. The novel automatic plate separator according to claim 1, characterized in that: the lower extreme fixedly connected with buffering balancing unit of mounting panel (2), buffering balancing unit includes:
t-block (10): the upper end of the horizontal end of the T-shaped block (10) is fixedly connected with the lower end of the mounting plate (2), a second guide block (1001) is fixedly arranged inside the T-shaped block (10), the vertical end of the T-shaped block (10) is symmetrically provided with first sliding chutes (1002) at the left side and the right side of the second guide block (1001), the horizontal end of the T-shaped block (10) is symmetrically provided with second sliding chutes (1003) at the left side and the right side of the second guide block (1001), the lower side of the second guide block (1001) is provided with third sliding chutes (1004) in a front-back penetrating manner, and the first sliding chutes (1002) are communicated with the second sliding chutes (1003) and penetrate through the front end and the rear end of the T-shaped block (10);
first sliding block (11): the first sliding block (11) is sleeved on the second guide block (1001) in a sliding mode, the left end and the right end of the first sliding block (11) are symmetrically provided with a second sliding shaft (1202), the second sliding shaft (1202) is connected with the first sliding chute (1002) in a sliding mode, the front side and the rear side of the second sliding shaft (1202) are rotatably connected with first supporting hinge rods (12), one ends, far away from the second sliding shaft (1202), of the first supporting hinge rods (12) on the front side and the rear side are rotatably connected with a first sliding shaft (1201), and the first sliding shaft (1201) is connected with the second sliding chute (1003) in a sliding mode;
two hinge supports (13): the two hinged supports (13) are symmetrically arranged on the front side and the rear side of the lower end of the first sliding block (11), the hinged supports (13) are rotatably connected with a third sliding shaft (1401), hinged rods (14) are symmetrically arranged on the left side and the right side of the third sliding shaft (1401), one end, far away from the third sliding shaft (1401), of each hinged rod (14) is rotatably connected with a connecting shaft (1402), and the third sliding shaft (1401) is slidably connected with the third sliding groove (1004);
the buffer structure comprises two first buffer blocks (21), wherein the two first buffer blocks (21) are symmetrically arranged on the front side and the rear side of the vertical end of a T-shaped block (10), the left side and the right side of the upper end of the first buffer block (21) are rotatably provided with a third hinge rod (24), the third hinge rod (24) is rotatably connected with the second hinge rod (14) through a connecting shaft (1402), the left side and the right side of the first buffer block (21) are symmetrically provided with telescopic rods (22), the fixed ends of the telescopic rods (22) are slidably connected with the upper end of a base (20), and the movable ends of the telescopic rods (22) are sleeved with a first spring (23);
two hinged rods four (26), the two hinged rods four (26) are respectively rotatably connected with the connecting shaft (1402), one end of the hinged rod four (26) far away from the connecting shaft (1402) is fixedly connected with a roller (25), the roller (25) is in rolling connection with the inclined end of a sliding block two (17), the sliding block two (17) is in sliding connection with a sliding rod (16), the sliding rod (16) is fixedly arranged in a groove five (1501), a spring two (18) is fixedly arranged between the lower end of the sliding block two (17) and the lower end of the groove (1501), the spring two (18) is sleeved on the sliding rod (16), the groove (1501) is arranged inside a buffer block two (15), the buffer block two (15) is fixedly arranged between the buffer block one (21) at the front side and the rear side, and the lower end of the buffer block two (15) is fixedly connected with a spring three (19), the spring III (19) is fixedly connected with the base (20), and the base (20) is in contact with the ground.
8. The novel automatic plate separator according to claim 1, characterized in that: further comprising:
selecting the number of the chain (402) which is larger than the theoretical number of the chain (402) calculated by the formula (1);
Figure FDA0003631399040000051
wherein n is the theoretical pitch number of the chain (402), X is the center distance between the first chain wheel (401) and the second chain wheel (403), J is the preset pitch of the chain (402), and m is1Number of teeth, m, of sprocket one (401)2The number of teeth of the second chain wheel (403) is pi, which is the circumferential rate.
9. The novel automatic plate separator as claimed in claim 4, wherein: further comprising:
a speed sensor: the speed sensor is arranged on the positioning track (3) and is used for detecting the conveying speed of the PCB driven by the active blade (603) on the positioning track (3);
a rotation speed sensor: the rotating speed sensor is arranged on the first mounting block (602) and used for detecting the rotating speed of the first mounting block (602);
a timer: the timer is arranged on the frame body (1) and is used for detecting the working time when the active blade (603) is not replaced by a new blade;
an alarm device: the alarm is arranged on the frame body (1);
a controller: the controller is electrically connected with the speed sensor, the rotating speed sensor, the timer and the alarm;
the controller controls the alarm to work based on the speed sensor, the timer and the rotating speed sensor, and the method comprises the following steps:
step 1, a controller calculates a slip angle of a cutting edge of a driving blade (603) during board splitting according to the conveying speed of a PCB (printed circuit board) on a positioning track (3) detected by a speed sensor, the rotating speed of a mounting block I (602) detected by a rotating speed sensor and a formula (2);
Figure FDA0003631399040000061
gamma is a sliding cutting angle of a cutting edge on the driving blade (603) when the board is divided, arctan is an arctangent, C is a detection value of the speed sensor, cos is a cosine, L is the length of the PCB to be processed, and N is a detection value of the rotating speed sensor; r is the maximum radius of rotation of the active blade (603), RaIs the radius of rotation, gamma, of any point on the edge of the active blade (603)1Is the initial sliding cutting angle of the cutting edge on the active blade (603), m is the number of the cutting edges on the active blade (603), h is the cutting edge length of the active blade (603), sin is sine, and pi is the circumferential rate;
step 2, the controller calculates the abrasion loss of the cutting edge of the active blade (603) according to the working time of the active blade (603) not replaced by a new cutting edge, the sliding cutting angle of the cutting edge of the active blade (603) calculated in the step 1 and a formula (3) when the board splitting work is carried out, compares the calculated abrasion loss of the cutting edge of the active blade (603) with a preset abrasion loss, and controls an alarm to give an alarm if the calculated abrasion loss of the cutting edge of the active blade (603) is larger than the preset abrasion loss, so as to remind a user to replace the cutting edge of the active blade (603) in time;
Figure FDA0003631399040000071
wherein Q is the abrasion loss of the cutting edge of the active blade (603), K is the abrasion coefficient of the cutting edge of the active blade (603), t is the detection value of a timer, and t is the abrasion loss of the cutting edge of the active blade (603)1The theoretical service life of the active blade (603), P is the preset cutting force of the active blade (603), B is the Brinell hardness of the edge of the active blade (603), and mu is the friction coefficient between the active blade (603) and the PCB.
CN202110743621.9A 2021-07-01 2021-07-01 Novel automatic board separator Active CN113561242B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110743621.9A CN113561242B (en) 2021-07-01 2021-07-01 Novel automatic board separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110743621.9A CN113561242B (en) 2021-07-01 2021-07-01 Novel automatic board separator

Publications (2)

Publication Number Publication Date
CN113561242A CN113561242A (en) 2021-10-29
CN113561242B true CN113561242B (en) 2022-06-24

Family

ID=78163374

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110743621.9A Active CN113561242B (en) 2021-07-01 2021-07-01 Novel automatic board separator

Country Status (1)

Country Link
CN (1) CN113561242B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1318574C (en) * 1988-10-07 1993-06-01 Robert R. Fischer Dicing machine
CN204604403U (en) * 2015-05-06 2015-09-02 东莞市奥尚特电子科技有限公司 The cutting mechanism of many groups multitool board separator
CN204604402U (en) * 2015-05-06 2015-09-02 东莞市奥尚特电子科技有限公司 Many groups multitool board separator
CN206406125U (en) * 2017-01-05 2017-08-15 东莞市祥杰电子科技有限公司 One kind disposably cuts a plurality of lamp bar board separator knife group
CN208409984U (en) * 2018-06-20 2019-01-22 厦门晶欣电子有限公司 A kind of full-automatic PCB board separator
CN210436219U (en) * 2019-07-03 2020-05-01 池州市贵恒电子科技有限公司 PCB board separator

Also Published As

Publication number Publication date
CN113561242A (en) 2021-10-29

Similar Documents

Publication Publication Date Title
CN111054804A (en) High-precision plate stamping device
CN214646746U (en) Energy-saving packaging box anti-counterfeiting watermark digital printing equipment
CN113561242B (en) Novel automatic board separator
CN214110829U (en) Aerated concrete block cutting device
CN207825124U (en) A kind of timber processing rotating-cutting equipment
CN113304455A (en) Precision trainer for football training shooting
CN214166613U (en) Conveying device capable of adjusting glass angle
CN212126608U (en) Book block conveying platform
CN212977096U (en) Reinforcement cage supporting device of seam welder
CN211761966U (en) 3D wall paper wall subsides trimmer
CN210590574U (en) Arc-shaped lampshade film laminating machine
CN207723568U (en) A kind of pipe cutter device
CN210558270U (en) A unloader for wind-up roll
CN210319313U (en) Inspection camera adjusting mechanism for AOI (automatic optical inspection) detection of liquid crystal module
CN109079043B (en) Feeding mechanism of automatic feeding machine
CN115056139B (en) Loading and unloading device with positioning structure for automatic production of piston cylinder
CN206708685U (en) A kind of adjustable computer screen screen bracket
CN112296383A (en) Continuous equidistance perforating device of rectangular panel
CN114083722B (en) Quick die change debugging mechanism
CN217493004U (en) Steel sheet cutting structure with fixed length subassembly
CN220805675U (en) Fixed-length cutting device for stainless steel pipe
CN212525744U (en) Material taking structure of punching device
CN216334789U (en) Adjustable loading angle's loading attachment for coal processing
CN214293831U (en) Stacking and cutting machine for insulator mud billets
CN111799492B (en) Fuel cell assembling device with overturning function

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant