CN110902344B

CN110902344B - Conveying device with plate turning function and working method thereof

Info

Publication number: CN110902344B
Application number: CN202010083624.XA
Authority: CN
Inventors: 尹家军; 丁磊
Original assignee: Shandong Yanhuang Industrial Design Co ltd
Current assignee: Shandong Yanhuang Industrial Design Co ltd
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2020-06-19
Anticipated expiration: 2040-02-10
Also published as: CN110902344A; CN111532739A; CN111532739B

Abstract

The invention discloses a conveying device with a plate turning function and a working method thereof, and the conveying device comprises a plate turning mechanism, wherein a transmission mechanism A is arranged on the left side of the plate turning mechanism, a transmission mechanism B is arranged on the right side of the plate turning mechanism, the plate turning mechanism comprises an installation frame A, vertical plates are respectively and fixedly connected to two sides of the installation frame A, rotating shafts are respectively and fixedly connected to the outer side surfaces of the vertical plates, a gear is further sleeved on one rotating shaft, a support is respectively and rotatably connected to the other end of each rotating shaft, a belt wheel group A is respectively arranged on two sides of the upper part of the installation frame A along the direction of a conveying line, a baffle is fixedly connected to the right side of the installation frame A, a sensor A is arranged on the baffle; the invention aims to solve the problems that manual turnover is needed in the automatic processing process of the existing PCB and the speed of the existing automatic conveying line is inconvenient to adjust.

Description

Conveying device with plate turning function and working method thereof

Technical Field

The invention belongs to the field of workshop conveying systems, and particularly relates to a conveying device with a plate turning function and a working method thereof.

Background

The printed circuit board, abbreviated as PCB, is a provider of electrical connection of electronic components, and has been widely used in electronic goods such as mobile phones and computers, etc., the processing mode of PCB is very precise and complex, and the processing is generally performed manually in the past, and along with the development of modern industrial automation, the processing production of PCB is gradually changed from manual production line to automatic production line, which greatly improves the quality and production efficiency of PCB, and plays an important role in the development of electronic products such as mobile phones and computers.

The two sides of the PCB are required to be processed in the processing process, the PCB cannot be turned over by the existing automatic production line, so that the PCB needs to be manually turned over and then placed on the automatic production line, and therefore, the labor is wasted and the efficiency is reduced; in addition, when the speed of the existing automatic conveying line is adjusted, the speed of the motor is generally adjusted directly by an electric control means, but the speed adjustment by the electric control means needs professional electric control personnel to operate and is not suitable for operation workers on the production line, so that the speed adjustment of the conveying line is inconvenient.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the conveying device with the plate turning function and the working method thereof are provided, so that the problems that manual turning is needed in the automatic processing process of the existing PCB, and the speed of the existing automatic conveying line is not convenient to adjust are solved.

The specific technical scheme of the invention is as follows:

a conveying device with a plate turning function comprises a plate turning mechanism, wherein a transmission mechanism A is arranged on the left side of the plate turning mechanism, a transmission mechanism B is arranged on the right side of the plate turning mechanism, the plate turning mechanism comprises an installation frame A, vertical plates are fixedly connected to two sides of the installation frame A along a conveying line direction respectively, rotating shafts are fixedly connected to the outer side surfaces of the vertical plates respectively, a gear is further sleeved on one rotating shaft, a support is rotatably connected to the other end of each rotating shaft respectively, belt wheel sets A are arranged on two sides of the upper portion of the installation frame A along the conveying line direction respectively and comprise two belt wheel sets A, each belt wheel set A is vertically arranged and rotatably connected to the upper portion of the installation frame A, a motor is fixedly connected to the lower portion of one belt wheel set A, and a belt wheel A is fixedly connected to the upper portion of each belt, a belt is connected between the two belt pulleys A, a baffle is fixedly connected to the right side of the mounting rack A, a sensor A is mounted on the baffle, a power mechanism is arranged on one side where the gear is located, and the power mechanism drives the gear to rotate; the transmission mechanism A and the transmission mechanism B are the same in mechanism and respectively comprise a support, an installation frame B is fixedly connected above the support, two sides of the upper side of the installation frame B along the conveying line direction are respectively provided with a belt pulley set B, each belt pulley set B comprises two belt pulley shafts B, each belt pulley shaft B is vertically arranged and is rotatably connected above the installation frame B, a motor is fixedly connected below one belt pulley shaft B, a belt pulley B is fixedly connected above each belt pulley shaft B, and a belt is connected between the two belt pulleys B; the output shaft of each motor is connected with a speed changer, an input shaft and an output shaft are arranged in each speed changer, the input shaft is fixedly connected with the output shaft of each motor, and the output shaft is connected with a transmission device driven by the output shaft; the speed changer comprises a shell, wherein a plurality of supporting frames are fixedly connected to the shell, one end of an input shaft is rotatably connected with the supporting frames, the other end of the input shaft extends out of the shell, a gear A is fixedly connected to the input shaft and is in meshed connection with a gear ring A, inner teeth and outer teeth are arranged on the gear ring A, the gear A is meshed with the outer teeth of the gear ring A, the inner teeth of the gear ring A are in meshed connection with a gear B, the center of the gear B is fixedly connected with a shaft A, a gear C is also fixedly connected to the shaft A, the gear C is in meshed connection with a speed regulating wheel set, the speed regulating wheel set comprises a plurality of gears with different diameters, the diameters of the gears are sequentially arranged from large to small, each gear in the speed regulating wheel set is fixedly connected with a shaft B, two ends of each shaft B are rotatably connected to the supporting frames, and, be provided with internal tooth and external tooth on the ring gear B, each gear in the speed governing wheelset with ring gear B's internal tooth meshing is connected, ring gear B's external tooth meshing is connected with gear D, gear D's center department fixedly connected with output shaft, the one end of output shaft with the support frame rotates and connects, the other end of output shaft stretches out the casing is outside.

Preferably, a mounting piece is fixedly connected to the mounting frame B in the transmission mechanism B, and the sensor B is mounted on the mounting piece.

Preferably, the power mechanism comprises a cylinder support, the cylinder support is fixedly connected with a cylinder, the output end of the cylinder is fixedly connected with a rack, the rack is meshed with the gear, a sliding block is fixedly connected below the rack, a sliding rail A is slidably connected below the sliding block, and a sliding rail support is fixedly connected below the sliding rail A.

Preferably, the outer side surface of the belt is provided with a groove.

Preferably, bosses are arranged on the left side surface and the right side surface of the gear ring A and the gear ring B respectively, the bosses are connected with sliding rails B in a sliding mode, the sliding rails B are fixedly connected with the supporting frame, sliding grooves are formed in the sliding rails B, and the bosses slide in the sliding grooves.

Preferably, the shaft A is rotatably connected with an adjusting wheel, the adjusting wheel is provided with a hole B, the hole B is sleeved on the shaft A, the center of the adjusting wheel is fixedly connected with a shaft C, the cross section of the shaft C is rectangular, one end of the shaft C is rotatably connected to the support frame, the other end of the shaft C extends out of the shell, the right end face of the shell is fixedly connected with an adjusting disc, the adjusting disc is provided with a plurality of positioning holes, the shaft C is sleeved with a connecting piece, the connecting piece is provided with a square hole, the square hole is sleeved on the shaft C, the left end of the connecting piece is provided with an installation boss, the right side of the installation boss is provided with a sleeve, the right side of the sleeve is provided with a limiting boss, the right side of the limiting boss is provided with a rotating plate, the sleeve penetrates through the shell and the adjusting disc, and the installation boss extends into, spacing boss and commentaries on classics board stretch out the casing outside, installation boss with install the elastic component between the shells inner wall, fixedly connected with locating pin on the left surface of commentaries on classics board, the locating pin inserts in the locating hole, fixedly connected with connecting rod on the right flank of commentaries on classics board, the tip fixedly connected with handle of connecting rod.

A method for operating a conveyor with flap function as described above, comprising the steps of:

A. starting the motors, driving the PCB to be rightwards transmitted between two belts in the board turning mechanism by the transmission mechanism A, and driving the PCB to be continuously rightwards transmitted by the two belts in the board turning mechanism;

B. when the PCB is in contact with the sensor A, a motor in the board turning mechanism stops rotating, the power mechanism drives the gear to rotate, the gear drives the mounting rack A and the two belt pulley sets A mounted on the mounting rack A to rotate through the rotating shaft, and when the PCB is turned over by 180 degrees, the power mechanism stops moving to complete the board turning action;

C. when the PCB runs to the position above the sensor B, the PCB is completely separated from the board turning mechanism, the sensor B sends a signal to the power mechanism, the power mechanism drives the gear to rotate, the gear drives the mounting frame A and the two belt pulley groups A mounted on the mounting frame A to rotate through the rotating shaft, and when the mounting frame A returns to the original position, the power mechanism stops moving to wait for the transmission of the next PCB;

D. when the conveying speed of the conveying device needs to be adjusted, the motor is stopped, the handle is manually held to be pulled outwards, the positioning pin is pulled out of the positioning hole, the handle is manually rotated, the connecting piece is rotated, the force for pulling the handle outwards is released, the handle is continuously rotated, and the end part of the positioning pin is tightly attached to the adjusting disc to rotate under the action of the elastic force of the elastic piece; the connecting piece drives the adjusting wheel to rotate through the shaft C, the adjusting wheel drives the gear C to rotate around the central shaft of the adjusting wheel through the shaft A, the gear C is separated from a gear which is meshed with the adjusting wheel in the speed adjusting wheel set and moves towards the gear adjacent to the gear, and when the gear C is meshed with the adjacent gear, the positioning pin moves to a positioning hole corresponding to the gear and is inserted into the positioning hole under the action of the elastic piece to realize positioning and complete gear adjustment; if the transmission ratio required by the operator is not the transmission ratio set by the gear, repeating the adjusting mode until the positioning pin is inserted into the positioning hole corresponding to the required gear;

E. when the transmission works, the motor drives the input shaft to rotate, the input shaft drives the gear ring A to rotate through the gear A, the gear ring A drives the gear B to rotate, the gear B drives the gear C to rotate through the shaft A, the gear C drives the gear meshed with the gear C in the speed regulating wheel set to rotate, the gear meshed with the gear C in the speed regulating wheel set drives the gear D to rotate through the gear ring B, and the gear D drives the output shaft to rotate to output power.

The technical scheme at least has the following beneficial effects:

1. this technical scheme includes "drive mechanism A with drive mechanism B all includes the support, support top fixedly connected with mounting bracket B, mounting bracket B top is provided with pulley group B respectively along the both sides of transfer chain direction, pulley group B includes two pulley shaft B, each the vertical setting of pulley shaft B and rotate connect in mounting bracket B top, the below fixedly connected with motor of one of them pulley shaft B, each the equal fixedly connected with belt pulley B in pulley shaft B top, two be connected with the belt between the belt pulley B, set up the technical scheme of fluted on the lateral surface of belt", through set up the recess on the lateral surface of belt, can make the both sides of PCB board arrange the operation along with the belt in the recess and the transmission to realize that the PCB board can not drop from the belt when the turn-over.

2. According to the technical scheme, the automatic plate turning mechanism comprises a transmission mechanism A and a transmission mechanism B, a power mechanism is arranged on one side of the plate turning mechanism, and the power mechanism drives a gear to rotate, so that automatic plate turning can be realized by arranging the plate turning mechanism, and the technical problems of manpower waste and efficiency reduction caused by manual plate turning are solved.

3. This technical scheme includes that "panel turnover mechanism includes mounting bracket A, along the both sides difference fixedly connected with riser of transfer chain direction in the mounting bracket A, each equal fixedly connected with pivot on the lateral surface of riser, still the cover is equipped with the gear in one of them pivot, each the other end of pivot is rotated respectively and is connected with the support, the mounting bracket A top is provided with the technical scheme of belt pulley group A" respectively along the both sides of transfer chain direction, carries out above-mentioned design through panel turnover mechanism, can make panel turnover machine simple structure, compactness, and can effectively realize turning over the panel function, reduces panel turnover mechanism cost.

4. The embodiment of the invention comprises the technical scheme that the output shaft of each motor is connected with a speed changer, the speed changer is internally provided with an input shaft and an output shaft, the input shaft is fixedly connected with the output shaft of the motor, and the output shaft is fixedly connected with a device to be driven.

5. The embodiment of the invention comprises the technical scheme that the speed changer comprises a gear C, the gear C is in meshed connection with a speed regulating wheel set, the speed regulating wheel set comprises a plurality of gears with different diameters, the gears are sequentially arranged from large to small in diameter, an adjusting wheel is rotatably connected to a shaft A, a hole B is formed in the adjusting wheel and sleeved on the shaft A, an adjusting disc is fixedly connected to the right end surface of the shell, a plurality of positioning holes are formed in the adjusting disc, a positioning pin is fixedly connected to the left side surface of the rotating plate and inserted into the positioning holes, and the gear C can be meshed with different gears in the speed regulating wheel set by adjusting the adjusting wheel in the speed changer to obtain different transmission ratios; the design changes the situation that a transmission wheel set is selected by inserting and pulling a spline in the traditional transmission, so that the friction between the spline and a gear is reduced, and the service life of the transmission is prolonged; and this design compares in transmission derailleur compact structure, and occupation space is few, possesses stronger practicality on being applied to conveyor.

Drawings

FIG. 1 is a top view of the overall structure of the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 2;

FIG. 4 is a view taken along line C of FIG. 1;

FIG. 5 is an enlarged view of portion D of FIG. 3;

FIG. 6 is a cross-sectional view of the transmission;

FIG. 7 is a sectional view taken along line E-E in FIG. 6;

FIG. 8 is a view in the direction F of the adjustment disk of FIG. 6;

FIG. 9 is an enlarged view of portion G of FIG. 6;

in the figure: 1. a panel turnover mechanism; 11. a mounting frame A; 12. a pulley shaft A; 13. a belt pulley A; 14. a belt; 15. a vertical plate; 16. a gear; 17. a rotating shaft; 18. a support; 19. a motor; 20. a baffle plate; 21. a sensor A; 22. a groove; 23. a pulley set A; 2. a main board; 3. a transmission mechanism A; 31. a mounting frame B; 32. a support; 33. a pulley shaft B; 34. a belt pulley B; 35. a pulley set B; 4. a transmission mechanism B; 41. a mounting member; 42. a sensor B; 5. a power mechanism; 51. a cylinder; 52. a cylinder support; 53. a rack; 54. a slider; 55. a slide rail A; 56. a slide rail bracket; 57. a sensor C; 6. a transmission; 61. a housing; 62. a support frame; 63. a slide rail B; 64. a chute; 65. an input shaft; 66. a gear A; 67. a gear ring A; 68. a boss A; 69. a gear B; 70. an axis A; 71. a gear C; 72. a speed regulating wheel group; 73. a shaft B; 74. a gear ring B; 75. a gear D; 76. an output shaft; 77. an adjustment wheel; 78. a hole B; 79. an axis C; 80. a connecting member; 801. mounting a boss; 802. a sleeve; 803. a square hole; 804. a limiting boss; 805. rotating the plate; 81. an elastic member; 82. positioning pins; 83. a connecting rod; 84. a handle; 85. an adjusting disk; 86. and (7) positioning the holes.

Detailed Description

The embodiment of the invention provides a conveying device with a plate turning function and a working method thereof, wherein the outer side surface of a belt 14 is provided with a groove 22, so that two sides of a PCB can be placed in the groove 22 to be driven along with the running of the belt 14, and the PCB cannot fall off the belt when the PCB is turned over. Through setting up panel turnover mechanism 1, can realize automatic turning over the board to solve the produced extravagant manpower of artifical panel turnover, the technical problem of inefficiency. By designing the plate turnover mechanism 1 as follows, the plate turnover machine has a simple and compact structure, can effectively realize the plate turnover function, and reduces the cost of the plate turnover mechanism. Through setting up derailleur 6, can conveniently produce line operating personnel and carry out speed control to conveyor to solve the technical problem of the speed governing of being not convenient for of present conveyor. By adjusting the adjusting wheel 77 in the transmission 6, the gear C71 can be meshed with different gears in the speed-adjusting wheel set 72 to obtain different transmission ratios; the design changes the situation that a transmission wheel set is selected by inserting and pulling a spline in the traditional transmission, so that the friction between the spline and a gear is reduced, and the service life of the transmission is prolonged; and this design compares in transmission derailleur compact structure, and occupation space is few, possesses stronger practicality on being applied to conveyor.

The technical scheme of the invention is described in detail in the following with reference to the accompanying drawings and embodiments:

the invention discloses a conveying device with a plate turning function, which comprises a plate turning mechanism 1, wherein a transmission mechanism A3 is arranged on the left side of the plate turning mechanism 1, and a transmission mechanism B4 is arranged on the right side of the plate turning mechanism 1, as shown in figures 1 and 2.

Specifically, the plate turnover mechanism 1 is as shown in fig. 3, and includes an installation frame a11, two sides of the installation frame a11 along the conveying line direction are respectively and fixedly connected with a vertical plate 15, an outer side surface of each vertical plate 15 is respectively and fixedly connected with a rotating shaft 17, one of the rotating shafts 17 is further sleeved with a gear 16, the gear 16 is fixedly connected with the rotating shaft 17, the other end of each rotating shaft 17 is respectively and rotatably connected with a support 18, a lower portion of the support 18 is fixed on the ground, two sides of the installation frame a11 along the conveying line direction are respectively provided with a pulley group a23, the two pulley groups a23 are parallel, the pulley group a23 includes two pulley shafts a12, each pulley shaft a12 is vertically arranged and rotatably connected above the installation frame a11, a motor 19 is fixedly connected below one of the pulley shafts a12, a pulley a13 is fixedly connected above each pulley shaft a12, two be connected with belt 14 between the belt pulley A13, the right side fixedly connected with baffle 20 of mounting bracket A11, install sensor A21 on the baffle 20, one side at gear 16 place is provided with power unit 5, power unit 5 drives gear 16 and rotates.

Specifically, drive mechanism A3 with drive mechanism B4's mechanism is the same, all includes support 32, support 32 is fixed in subaerial, fixedly connected with mounting bracket B31 above support 32, the both sides along the transfer chain direction are provided with belt pulley group B35 above mounting bracket B31 respectively, two belt pulley group B35 parallels, two belt pulley group B35 are in same water flat line with two belt pulley group a23 in panel turnover mechanism 1 respectively, belt pulley group B35 includes two belt wheel axles B33, each belt wheel axle B33 vertical setting and rotate and connect in mounting bracket B31 top, the below fixedly connected with motor 19 of one of them belt wheel axle B33, each belt wheel axle B33 top all fixedly connected with belt pulley B34, be connected with belt 14 between two belt pulley B34.

A mounting member 41 is fixedly connected to a mounting frame B31 in the transmission mechanism B4, a sensor B42 is mounted on the mounting member 41, and the sensor B42 is located below the position between the two belts 14 in the transmission mechanism B4.

Specifically, the power mechanism 5 includes, as shown in fig. 4, an air cylinder support 52, the air cylinder support 52 is fixed on the ground, the air cylinder 51 is fixedly connected to the air cylinder support, an output end of the air cylinder 51 is fixedly connected with a rack 53, the rack 53 is engaged with the gear 16, a slider 54 is fixedly connected to the lower side of the rack 53, a slide rail a55 is slidably connected to the lower side of the slider 54, a sensor C57 is installed at the left end of the slide rail a55, a slide rail support 56 is fixedly connected to the lower side of the slide rail a55, and the slide rail support 56 is fixed on the ground.

Specifically, as shown in fig. 5, a groove 22 is formed on an outer side surface of the belt 14, and the PCB is placed in the groove 22 and is driven by the belt 14 to be conveyed.

The output shaft of each motor 19 is connected with a transmission 6, the transmission 6 is provided with an input shaft 65 and an output shaft 76, the input shaft 65 is fixedly connected with the output shaft of the motor 19, and the output shaft 76 is respectively connected with a pulley shaft A12 and a pulley shaft B33.

Specifically, derailleur 6 is as shown in fig. 6, including casing 61, a plurality of support frames 62 of fixedly connected with on the casing 61, the one end and the support frame 62 of input shaft 65 rotate to be connected, and the other end stretches out to the casing 61 outside, fixedly connected with gear A66 on the input shaft 65, gear A66 meshing is connected with ring gear A67, be provided with internal tooth and external tooth on the ring gear A67, gear A66 and ring gear A67's external tooth meshing, ring gear A67's internal tooth part meshing is connected with gear B69, gear B69's center department fixedly connected with axle A70.

The shaft A70 is further fixedly connected with a gear C71, the gear C71 is meshed with a speed regulating wheel set 72, the speed regulating wheel set 72 comprises a plurality of gears with different diameters, and the gears are sequentially arranged from large to small in diameter, as shown in FIG. 7. Different gear engagement in gear C71 and the speed governing wheelset 72 can obtain different drive ratios, each gear in the speed governing wheelset 72 all fixedly connected with axle B73, each both ends of axle B73 rotate connect in on the support frame 62, speed governing wheelset 72 meshing is connected with ring gear B74, be provided with internal tooth and external tooth on the ring gear B74, speed governing wheelset 72 with the internal tooth meshing of ring gear B74 is connected, the external tooth meshing of ring gear B74 is connected with gear D75, gear D75's center department fixedly connected with output shaft 76, one end of output shaft 76 with support frame 62 rotates and is connected, the other end of output shaft 76 stretches out to the casing 61 outside, all be provided with boss 68 on ring gear A67 and the left and right sides face of ring gear B74, boss 68 sliding connection has slide rail B63, slide rail B63 with support frame 62 fixed connection, the slide rail B63 is provided with a slide groove 64, and the boss 68 slides in the slide groove 64.

The other end of the shaft A70 is rotatably connected with an adjusting wheel 77, a hole B78 is formed in the adjusting wheel 77, the hole B78 is sleeved on the shaft A70, the shaft A70 is clamped in the hole B78 through a retainer ring, and the shaft A70 and the hole B78 can only rotate relatively and cannot slide left and right. The center of regulating wheel 77 department fixedly connected with axle C79, axle C79 with the center pin coincidence of ring gear A67, the cross section of axle C79 is the rectangle, the one end of axle C79 rotate connect in on the support frame 62, the other end stretches out to the casing 61 outside, fixedly connected with adjustment disk 85 on the right-hand member face of casing 61, as shown in FIG. 8, a plurality of locating holes 86 have been seted up on the adjustment disk 85.

The shaft C79 is sleeved with a connecting piece 80, as shown in fig. 9. The connecting piece 80 is provided with a square hole 803, the square hole 803 is sleeved outside the shaft C79, the left end of the connecting piece 80 is provided with an installation boss 801, the right side of the installation boss 801 is provided with a sleeve 802, the right side of the sleeve 802 is provided with a limit boss 804, the right side of the limit boss 804 is provided with a rotating plate 805, the sleeve 802 penetrates through the shell 61 and the adjusting disc 85, the installation boss 801 extends into the shell 61, the limit boss 804 and the rotating plate 805 extend out of the shell 61, an elastic part 81 is installed between the installation boss 801 and the inner wall of the shell 61, the left side surface of the rotating plate 805 is fixedly connected with a positioning pin 82, the positioning pin 82 is inserted into the positioning hole 86, the right side surface of the rotating plate 805 is fixedly connected with a connecting rod 83, and the end part of the connecting rod 83 is fixedly connected with a handle 84.

Specifically, the dial 85 is marked with scales, and an operator can rotate the rotating plate 805 according to the scale display to adjust the transmission 6 to the transmission ratio required by the operator.

When in use, the action process of the embodiment of the invention is as follows:

and starting the motors 19, placing two sides of the PCB in the grooves 22 in the two belts 14 in the transmission mechanism A3, driving the PCB to be rightwards transmitted between the two belts 14 in the panel turnover mechanism 1 by the transmission mechanism A3, and driving the PCB to be continuously rightwards transmitted by the two belts 14 in the panel turnover mechanism 1.

When the PCB contacts the sensor a21, the motor 19 in the panel turnover mechanism 1 stops rotating, the piston rod of the cylinder 51 extends out, the rack 53 is driven to slide on the slide rail a55, the rack 53 drives the gear 16 to rotate, the gear 16 drives the mounting bracket a11 and the two pulley sets a23 mounted on the mounting bracket a11 to rotate through the rotating shaft 17, and when the piston rod of the cylinder 51 extends out to the maximum, the PCB is turned over by 180 degrees, and the panel turnover action is completed.

When the flap motion is completed, the slider 54 moves to the leftmost end, the left end surface of the slider 54 touches the sensor C57, the sensor C57 sends a signal to the motor 19 in the flap mechanism 1, the motor 19 in the flap mechanism 1 is turned on again, the PCB board continues to move rightwards to between two belts 14 in the transmission mechanism B4 under the drive of the belts 14, when the PCB board moves to above the sensor B42, the PCB board is completely separated from the flap mechanism 1 at this time, the sensor B42 sends a signal to the cylinder 51, the piston rod in the cylinder 51 retracts to drive the rack 53 to slide on the sliding rail a55 in the opposite direction, the rack 53 drives the gear 16 to rotate, the gear 16 drives the mounting frame a11 and two belt pulley sets a23 mounted on the mounting frame a11 to rotate through the rotating shaft 17, and when the piston rod of the cylinder 51 retracts completely, the mounting frame a11 resets to wait for the transmission of the next PCB board.

When the conveying speed of the conveying device needs to be adjusted, the movement of the motor 19 is stopped, the handle 84 is manually held to be pulled outwards, the positioning pin 82 is pulled out of the positioning hole 86, the handle 84 is manually rotated, the connecting piece 80 is rotated, meanwhile, the force for pulling the handle 84 outwards is released, the handle 84 is continuously rotated, and the end part of the positioning pin 82 is tightly attached to the adjusting disc 85 to rotate under the action of the elastic force of the elastic piece 81; the connecting piece 80 drives the adjusting wheel 77 to rotate through the shaft C79, the adjusting wheel 77 drives the gear C71 to rotate around the central shaft of the adjusting wheel 77 through the shaft A70, the gear C71 is separated from the gear meshed with the gear in the speed adjusting wheel group 72 and moves towards the gear adjacent to the gear, when the gear C71 is meshed with the adjacent gear, the positioning pin 82 moves to the positioning hole 86 corresponding to the gear, and is inserted into the positioning hole 86 under the action of the elastic piece 81 to realize positioning and complete gear adjustment; if the operator's desired gear ratio is not the gear ratio set for that gear position, the above adjustment is repeated until the alignment pin 82 is inserted into the alignment hole 86 corresponding to the desired gear position.

When the transmission 6 works, the motor 19 drives the input shaft 65 to rotate, the input shaft 65 drives the gear ring A67 to rotate through the gear A66, the gear ring A67 drives the gear B69 to rotate, the gear B69 drives the gear C71 to rotate through the shaft A70, the gear C71 drives the gear meshed with the gear C3583 in the speed regulating wheel set 72 to rotate, the gear meshed with the gear C71 in the speed regulating wheel set 72 drives the gear D75 to rotate through the gear ring B74, and the gear D75 drives the output shaft 76 to rotate to output power.

The words of front, back, left, right, up and down, etc. in the present invention are only for convenience of describing the structure and do not form a limitation on the technical solution. While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.

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

1. The utility model provides a conveyor with turn over board function which characterized in that: the plate turnover mechanism comprises a plate turnover mechanism (1), a transmission mechanism A (3) is arranged on the left side of the plate turnover mechanism (1), a transmission mechanism B (4) is arranged on the right side of the plate turnover mechanism (1), the plate turnover mechanism (1) comprises a mounting rack A (11), vertical plates (15) are fixedly connected to two sides of the mounting rack A (11) along a conveying line direction respectively, rotating shafts (17) are fixedly connected to the outer side surfaces of the vertical plates (15), a gear (16) is further sleeved on one rotating shaft (17), a support (18) is rotatably connected to the other end of each rotating shaft (17) respectively, belt wheel sets A (23) are arranged on two sides of the upper portion of the mounting rack A (11) along the conveying line direction respectively, each belt wheel set A (23) comprises two belt wheel shafts A (12), each belt wheel shaft A (12) is vertically arranged and rotatably connected to the upper portion of the mounting rack A, a motor (19) is fixedly connected below one of the pulley shafts A (12), a pulley A (13) is fixedly connected above each pulley shaft A (12), a belt (14) is connected between the two pulley A (13), a baffle (20) is fixedly connected to the right side of the mounting rack A (11), a sensor A (21) is mounted on the baffle (20), a power mechanism (5) is arranged on one side where the gear (16) is located, and the power mechanism (5) drives the gear (16) to rotate; the transmission mechanism A (3) and the transmission mechanism B (4) are identical in mechanism and respectively comprise a support (32), a mounting rack B (31) is fixedly connected above the support (32), two sides of the upper side of the mounting rack B (31) along the conveying line direction are respectively provided with a belt pulley set B (35), each belt pulley set B (35) comprises two belt pulley shafts B (33), each belt pulley shaft B (33) is vertically arranged and is rotatably connected above the mounting rack B (31), a motor (19) is fixedly connected below one belt pulley shaft B (33), a belt pulley B (34) is fixedly connected above each belt pulley shaft B (33), and a belt (14) is connected between the two belt pulleys B (34); the output shaft of each motor (19) is connected with a speed changer (6), an input shaft (65) and an output shaft (76) are arranged in each speed changer (6), the input shaft (65) is fixedly connected with the output shaft of the motor (19), and the output shaft (76) is connected with a transmission device driven by the output shaft; the transmission (6) comprises a shell (61), a plurality of support frames (62) are fixedly connected to the shell (61), one end of an input shaft (65) is rotatably connected with the support frames (62), the other end of the input shaft extends out of the shell (61), a gear A (66) is fixedly connected to the input shaft (65), a gear ring A (67) is connected to the gear A (66) in a meshed mode, inner teeth and outer teeth are arranged on the gear ring A (67), the gear A (66) is meshed with the outer teeth of the gear ring A (67), a gear B (69) is connected to the inner teeth of the gear ring A (67) in a meshed mode, a shaft A (70) is fixedly connected to the center of the gear B (69), a gear C (71) is further fixedly connected to the shaft A (70), a speed regulation wheel set (72) is connected to the gear C (71) in a meshed mode, and the speed regulation wheel set (72), and the diameter is arranged from big to little in proper order, the equal fixedly connected with axle B (73) of each gear in speed governing wheelset (72), each the both ends of axle B (73) rotate connect in on support frame (62), each gear engagement in speed governing wheelset (72) is connected with ring gear B (74), be provided with internal tooth and external tooth on ring gear B (74), each gear in speed governing wheelset (72) with the internal tooth meshing of ring gear B (74) is connected, the external tooth meshing of ring gear B (74) is connected with gear D (75), fixedly connected with output shaft (76) are located to the center of gear D (75), the one end of output shaft (76) with support frame (62) rotate and are connected, the other end of output shaft (76) stretches out casing (61) outside.

2. The conveying device with a flap function according to claim 1, characterized in that: fixedly connected with installed part (41) on mounting bracket B (31) in drive mechanism B (4), install sensor B (42) on installed part (41).

3. The conveying device with a flap function according to claim 1, characterized in that: the power mechanism (5) comprises a cylinder support (52), a cylinder (51) is fixedly connected to the cylinder support, a rack (53) is fixedly connected to the output end of the cylinder (51), the rack (53) is meshed with the gear (16), a sliding block (54) is fixedly connected to the lower portion of the rack (53), a sliding rail A (55) is slidably connected to the lower portion of the sliding block (54), and a sliding rail support (56) is fixedly connected to the lower portion of the sliding rail A (55).

4. The conveying device with a flap function according to claim 1, characterized in that: a groove (22) is formed in the outer side face of the belt (14).

5. The conveying device with a flap function according to claim 1, characterized in that: ring gear A (67) with all be provided with boss (68) on the left and right sides face of ring gear B (74), boss (68) sliding connection has slide rail B (63), slide rail B (63) with support frame (62) fixed connection, be provided with spout (64) on slide rail B (63), boss (68) are in slide in spout (64).

6. The conveying device with a flap function according to claim 1, characterized in that: the shaft A (70) is rotatably connected with an adjusting wheel (77), the adjusting wheel (77) is provided with a hole B (78), the hole B (78) is sleeved on the shaft A (70), the center of the adjusting wheel is fixedly connected with a shaft C (79), the cross section of the shaft C (79) is rectangular, one end of the shaft C (79) is rotatably connected to the supporting frame (62), the other end of the shaft C (79) extends out of the shell (61), the right end face of the shell (61) is fixedly connected with an adjusting disc (85), the adjusting disc (85) is provided with a plurality of positioning holes (86), the shaft C (79) is sleeved with a connecting piece (80), the connecting piece (80) is provided with a square hole (803), the square hole (803) is sleeved on the outer portion of the shaft C (79), the left end of the connecting piece (80) is provided with an installation boss (801), and the right side of the installation boss (801) is provided with a sleeve (802), the right side of sleeve (802) is provided with spacing boss (804), the right side of spacing boss (804) is provided with commentaries on classics board (805), casing (61) and adjusting disk (85) are passed in sleeve (802), installation boss (801) stretch into inside casing (61), spacing boss (804) and commentaries on classics board (805) stretch out casing (61) outside, installation boss (801) with install elastic component (81) between casing (61) inner wall, fixedly connected with locating pin (82) on the left surface of commentaries on classics board (805), locating pin (82) insert in locating hole (86), fixedly connected with connecting rod (83) on the right flank of commentaries on classics board (805), the tip fixedly connected with handle (84) of connecting rod (83).

7. A method for operating a conveyor with flap function according to claim 6, characterized in that it comprises the following steps:

A. starting each motor (19), driving the PCB to be rightwards driven to a position between two belts (14) in the plate turning mechanism (1) by the driving mechanism A (3), and driving the PCB to be continuously rightwards driven by the two belts (14) in the plate turning mechanism (1);

B. when the PCB contacts the sensor A (21), a motor (19) in the board turning mechanism (1) stops rotating, the power mechanism (5) drives the gear (16) to rotate, the gear (16) drives the mounting rack A (11) and the two belt wheel sets A (23) mounted on the mounting rack A (11) to rotate through the rotating shaft (17), and when the PCB is turned over by 180 degrees, the power mechanism (5) stops moving to complete the board turning action;

C. the motor (19) in the plate turning mechanism (1) is started again, the PCB continues to move rightwards to a position between two belts (14) in the transmission mechanism B (4) under the drive of the belts (14), when the PCB moves to a position above the sensor B (42), the PCB is completely separated from the plate turning mechanism (1), the sensor B (42) sends a signal to the power mechanism (5), the power mechanism (5) drives the gear (16) to rotate, the gear (16) drives the mounting rack A (11) and two belt pulley sets A (23) installed on the mounting rack A (11) to rotate through the rotating shaft (17), and when the mounting rack A (11) returns to the original position, the power mechanism (5) stops moving to wait for transmission of the next PCB;

D. when the conveying speed of the conveying device needs to be adjusted, the movement of the motor (19) is stopped, the handle (84) is manually held to be pulled outwards, the positioning pin (82) is pulled out of the positioning hole (86), the handle (84) is manually rotated, the connecting piece (80) is rotated, the force for pulling the handle (84) outwards is released, the handle (84) is continuously rotated, and the end part of the positioning pin (82) is tightly attached to the adjusting disc (85) to rotate under the action of the elastic force of the elastic piece (81); the connecting piece (80) drives the adjusting wheel (77) to rotate through the shaft C (79), the adjusting wheel (77) drives the gear C (71) to rotate around the central shaft of the adjusting wheel (77) through the shaft A (70), the gear C (71) is separated from a gear meshed with the gear in the speed adjusting wheel set (72) and moves towards the gear adjacent to the gear, and when the gear C (71) is meshed with the adjacent gear, the positioning pin (82) moves to a positioning hole (86) corresponding to the gear and is inserted into the positioning hole (86) under the action of the elastic piece (81), so that positioning is realized, and gear adjustment is completed; if the transmission ratio required by the operator is not the transmission ratio set by the gear, repeating the adjusting mode until the positioning pin (82) is inserted into the positioning hole (86) corresponding to the required gear;

E. when the transmission (6) works, the motor (19) drives the input shaft (65) to rotate, the input shaft (65) drives the gear ring A (67) to rotate through the gear A (66), the gear ring A (67) drives the gear B (69) to rotate, the gear B (69) drives the gear C (71) to rotate through the shaft A (70), the gear C (71) drives the gear meshed with the gear C in the speed regulating wheel set (72) to rotate, the gear meshed with the gear C (71) in the speed regulating wheel set (72) drives the gear D (75) to rotate through the gear ring B (74), and the gear D (75) drives the output shaft (76) to rotate to output power.