Tray supply machine for seedling seeding machine

Abstract

The utility model relates to the technical field of tray supplying machines, and discloses a tray supplying machine for a seedling seeding machine, which comprises a rectangular frame-shaped rack, and a discharging mechanism and a one-by-one tray falling device are arranged on the rack; four material frames are fixed to the machine frame, and a rectangular limiting frame is defined by the four material frames. The discharging mechanism comprises a plurality of conveying belts which are arranged in parallel; the one-by-one tray falling device comprises a pair of symmetrically-arranged second discharging mechanisms arranged above the multiple conveying belts, a pair of symmetrically-arranged first discharging mechanisms and a driving mechanism for driving the second discharging mechanisms and the first discharging mechanisms. The second discharging mechanism comprises a turnover discharging platform, and the first discharging mechanism comprises a turnover inserting claw. Through cooperation of the first discharging mechanism and the second discharging mechanism, seedling trays can be conveyed to the conveying belt one by one to be output, the labor cost can be effectively reduced, and the sowing and seedling raising efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a disc feeder for seedling sowing machine belongs to disc feeder technical field. BACKGROUND

[0002] The seedling sowing machine needs a large number of and continuous supply of seedling tray in work. At present, the seedling tray is manually supplied by manpower, that is, the personnel places the seedling tray on the conveying belt of the seedling sowing machine one by one by hand. In this way, the process of supplying the seedling tray has high labor cost and low efficiency. CONTENT

[0003] The utility model discloses a disc feeder for seedling sowing machine can orderly deliver seedling tray to the sowing machine one by one, and can effectively reduce labor cost and improve sowing and seedling efficiency.

[0004] The above technical purpose of the utility model is realized through the following technical scheme.

[0005] A disc feeder for seedling sowing machine, comprising a rack in the shape of a rectangular frame, a discharging mechanism and a disc falling device are arranged on the rack; four racks are fixed on the rack, and the four racks enclose a rectangular limiting frame;

[0006] The discharging mechanism comprises a plurality of parallelly arranged conveying belts;

[0007] The disc falling device comprises a pair of symmetrically arranged second discharging mechanisms arranged above the plurality of conveying belts, a pair of symmetrically arranged first discharging mechanisms and a driving mechanism for driving the second discharging mechanisms and the first discharging mechanisms;

[0008] The second discharging mechanism comprises a reversible lower rack platform, and the first discharging mechanism comprises a reversible claw.

[0009] The plurality of stacked seedling trays are arranged between the four racks and on the claw, the claw is driven to swing once by the driving mechanism, the claw is separated from the lowermost seedling tray to release the constraint on the whole stack of seedling trays, the whole stack of seedling trays is lowered and arranged on the lower rack platform, then the claw is reset and inserted into the second last seedling tray, then the lower rack platform is turned over by the driving mechanism, the lower rack platform is turned over to release the blocking effect on the lowermost seedling tray, and the lowermost seedling tray falls onto the conveying belt, and then the conveying belt outputs the seedling tray. The turning over of the claw and the lower rack platform is driven by the same driving mechanism, so that the coordination between the two can be effectively guaranteed, and the seedling tray can be smoothly discharged one by one.

[0010] The utility model further sets up: the first discharging mechanism still includes the turning shaft of being connected in a pair of racks, and the middle part of the turning shaft is fixed with the adjusting frame, and the claw is arranged on the adjusting frame; one end of the turning shaft is fixed with one end of the first connecting block, and the other end of the first connecting block is rotatably connected with one end of the first driving rod;

[0011] The second blanking mechanism further comprises a pair of swing arms rotatably connected to the turnover shaft, and the lower frame platform is fixed to the lower ends of the two swing arms; one of the swing arms is fixed with a second connecting block, and the end of the second connecting block away from the swing arm is fixed with a connecting rod rotatably connected to one end of the second driving rod;

[0012] The first driving rod and the second driving rod are driven by a driving mechanism.

[0013] Through the above technical scheme, the driving mechanism drives the first connecting block to turn over through the first driving rod, the first connecting block drives the turnover shaft to rotate by a certain angle, the turnover shaft drives the inserting claw to turn over by a certain angle through the adjusting frame, and then the turnover shaft resets, the inserting claw also resets, the inserting claw swings once, and the inserting claw is separated from the seedling tray and inserted into the seedling tray once.

[0014] The utility model further sets up: the driving mechanism includes upper rod frame and lower rod frame, the other end of first driving rod of two first blanking mechanisms is rotatably connected in the both ends of upper rod frame, the other end of second driving rod of two second blanking mechanisms, first tension spring is established between upper rod frame and frame, second tension spring is established between lower rod frame and frame,

[0015] The upper rod frame and the lower rod frame are respectively slidably connected to the vertically arranged guide rails through the sliding blocks, and the guide rails are fixed to the frame;

[0016] The upper rod frame is fixedly connected with a baffle, the lower bottom surface of the baffle faces the first roller, the first roller is rotatably connected to one end of a driving arm, the other end of the driving arm is rotatably connected with a second roller, and the second roller faces the lower bottom surface of the lower rod frame; the middle part of the driving arm is fixed to the output shaft of a speed reducer motor, and the speed reducer motor is fixed to the frame and electrically connected with the controller.

[0017] Through the above technical scheme, the speed reducer motor drives the driving arm to rotate, the driving arm drives the first roller and the second roller to turn over up and down, the first roller moves upward and contacts the baffle after moving upward, which drives the baffle to move upward, the baffle drives the upper rod frame to move upward, and the upper rod frame drives the first connecting block to swing through the first driving rod; when the first roller moves downward and separates from the baffle, the upper rod frame automatically moves downward and resets under the action of the first tension spring;

[0018] When the second roller moves upward and contacts the lower rod frame, the lower rod frame moves upward, and the lower rod frame drives the second connecting block to swing through the second driving rod and the connecting rod; when the second roller moves downward and separates from the lower rod frame, the lower rod frame automatically moves downward and resets under the action of the second tension spring.

[0019] The utility model further sets up: the adjusting frame includes the sleeve joint piece fixed connection with the turnover shaft, the sleeve joint piece is in the sleeve joint and has the plug -in part, the sleeve joint piece is formed with the waist type hole, the waist type hole is in the sleeve joint and has the locking screw, the locking screw is screwed on the plug -in part;

[0020] The bottom of the plug-in part is fixed with an upper rack platform, and a claw seat is fixed on the upper rack platform, the plug-in claw is inserted into the claw seat and clamps the compression spring therebetween.

[0021] Through the above technical scheme, the depth of the plug-in part inserted into the sleeve joint can be adjusted through the waist type hole, so that the height of the plug-in claw can be adjusted, convenient assembly and adjustment are facilitated, and different specifications of samples can be adapted, the plug-in claw is provided with the compression spring, the plug-in claw and the seedling tray can be in soft contact, and damage to the seedling tray can be effectively reduced.

[0022] The utility model further sets up: the lower part of the upper rod frame is equipped with the first stopper, the lower part of the lower rod frame is equipped with the second stopper, and the first stopper and the second stopper are fixed on the rack.

[0023] Through the above technical scheme, the first stopper and the second stopper can limit and support the downward displacement of the upper rod frame and the lower rod frame respectively.

[0024] The utility model further sets up: the both ends of the conveyer belt are respectively tensioned on the driving wheel and the tension wheel, the driving wheel is connected with the second motor that drives it to rotate, the second motor is electrically connected with the controller, and the tension wheel is adjustably arranged on the rack.

[0025] The middle part of the conveyer belt is equipped with a supporting wheel, the supporting wheel can effectively support the conveyer belt, and prevent the middle part of the conveyer belt from being concave due to being too long, thereby hindering the conveying work of the seedling tray.

[0026] The utility model further sets up: the material frame is fixedly provided with a material blocking plate which is vertically arranged, and the height of the material blocking plate on one side is less than the height of the material blocking plate on the other side.

[0027] Through the above technical scheme, the material blocking plate is arranged on one side, the stacked seedling tray can be conveniently placed between the four material frames, and the material blocking plate can further limit the position of the seedling tray.

[0028] The utility model has the following advantages:

[0029] Compared with the prior art, through the cooperation of the first discharging mechanism and the second discharging mechanism, the seedling tray can be sent to the conveyer belt one by one for output, the labor cost can be effectively reduced, and the seeding and seedling efficiency can be improved.

[0030] The first discharging mechanism and the second discharging mechanism are driven by the same driving mechanism, the coordination of the movement of the two can be ensured, and the orderly and smooth discharging of the seedling tray can be ensured. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is a structural schematic view of the utility model;

[0032] Figure 2 is a front view of the utility model;

[0033] Figure 3 is a sectional view of the utility model;

[0034] Figure 4 is Figure 3 is a partial enlarged view of A;

[0035] Figure 5 is Figure 1 is a partial enlarged view of B;

[0036] Figure 6 is Figure 2 is a sectional view of C-C.

[0037] Reference signs: 1, rack;

[0038] 2, discharging mechanism; 21, conveying belt; 22, driving wheel; 23, tension wheel; 24, supporting wheel;

[0039] 3, disc falling device; 31, second blanking mechanism; 32, first blanking mechanism; 33, driving mechanism;

[0040] 311, lower rack platform; 312, swing arm; 313, second connecting block; 314, connecting rod; 315, second driving rod;

[0041] 321, inserting claw; 322, overturning shaft; 323, adjusting frame; 324, first connecting block; 325, first driving rod;

[0042] 3231, sleeve joint; 3232, plug-in part; 3233, waist-shaped hole; 3234, locking screw; 3235, upper rack platform; 3236, claw base; 3237, compression spring;

[0043] 331, upper rod frame; 332, lower rod frame; 333, guide rail; 334, impact plate; 335, first roller; 336, driving arm; 337, second roller; 338, first tension spring; 339, second tension spring; 340, second stop block; 341, first stop block;

[0044] 4, material rack; 41, material blocking plate. DETAILED DESCRIPTION

[0045] The specific embodiments of the utility model are described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but are not used to limit the scope of the utility model.

[0046] The following references Figures 1 to 6 The embodiment of the utility model is explained

[0047] A seedling raising and seeding machine is provided with a disc feeding machine, as Figures 1-3 The machine frame 1 is provided with a discharging mechanism 2 and a disc dropping device 3.

[0048] The discharging mechanism 2 comprises a plurality of parallelly arranged conveying belts 21.

[0049] The disc dropping device 3 comprises a pair of symmetrically arranged second discharging mechanisms 31 arranged above the plurality of conveying belts 21, a pair of symmetrically arranged first discharging mechanisms 32 and a driving mechanism 33 driving the second discharging mechanisms 31 and the first discharging mechanisms 32.

[0050] The second discharging mechanisms 31 comprise reversible lower frame platforms 311, and the first discharging mechanisms 32 comprise reversible inserting claws 321.

[0051] The plurality of stacked seedling trays are arranged between the four racks and are arranged on the inserting claws. The driving mechanism drives the inserting claws to swing once, the inserting claws are separated from the lowermost seedling tray to release the restraint on the whole stack of seedling trays, the whole stack of seedling trays is lowered and arranged on the lower frame platform, then the inserting claws are reset and inserted into the second last seedling tray, then the driving mechanism drives the lower frame platform to turn over, the lower frame platform turns over to release the blocking effect on the lowermost seedling tray, the lowermost sample falls onto the conveying belt, and then the conveying belt outputs the seedling trays. The turning over of the inserting claws and the lower frame platform driven by the same driving mechanism can effectively ensure the coordination between them and ensure the smooth and individual discharging of the seedling trays.

[0052] As Figure 4 , Figure 5 The first discharging mechanism 32 of the embodiment further comprises a turning shaft 322 rotatably connected to the pair of racks 4, the middle part of the turning shaft 322 is fixed with an adjusting frame 323, and the inserting claw 321 is arranged on the adjusting frame 323; one end of the turning shaft 322 is fixed with one end of a first connecting block 324, and the other end of the first connecting block 324 is rotatably connected with one end of a first driving rod 325.

[0053] The second discharging mechanism 31 further comprises a pair of swing arms 312 rotatably connected to the turning shaft 322, and the lower end of the lower frame platform 311 is fixed with the two swing arms 312; one of the swing arms 312 is fixed with a second connecting block 313, one end of the second connecting block 313 away from the swing arm 312 is fixed with a connecting rod 314, and the connecting rod 314 is rotatably connected with one end of a second driving rod 315.

[0054] The first driving rod 325 and the second driving rod 315 are driven by a driving mechanism 33.

[0055] The driving mechanism drives the first connecting block to overturn through the first driving rod, drives the overturning shaft to rotate by a certain angle, drives the inserting claw to overturn by a certain angle through the adjusting frame, and then the overturning shaft resets, the inserting claw also resets, the inserting claw swings once, and the inserting claw is separated from the seedling tray and inserted into the seedling tray once.

[0056] As shown in Figure 2 , Figure 6 The driving mechanism 33 of the embodiment includes an upper rod frame 331 and a lower rod frame 332, the other ends of the first driving rods 325 of the two first blanking mechanisms 32 are rotatably connected to the two ends of the upper rod frame 331, and the other ends of the second driving rods 315 of the two second blanking mechanisms 31 are rotatably connected to the upper rod frame 331; the upper rod frame 331 is provided with a first tension spring 338 between the upper rod frame 331 and the rack 1, and the lower rod frame 332 is provided with a second tension spring 339 between the lower rod frame 332 and the rack 1.

[0057] The upper rod frame 331 and the lower rod frame 332 are slidably connected to the vertically arranged guide rails 333 through sliding blocks, and the guide rails 333 are fixed to the rack 1.

[0058] The upper rod frame 331 is fixedly connected with a baffle plate 334, the lower bottom surface of the baffle plate 334 faces the first roller 335, the first roller 335 is rotatably connected to one end of a driving arm 336, the other end of the driving arm 336 is rotatably connected with a second roller 337, and the second roller 337 faces the lower bottom surface of the lower rod frame 332; the middle part of the driving arm 336 is fixed to the output shaft of a speed reducer, and the speed reducer is fixed to the rack and electrically connected with a controller.

[0059] The speed reducer drives the driving arm to rotate, the driving arm drives the first roller and the second roller to overturn up and down, the first roller moves upward to contact the baffle plate to drive the baffle plate to move upward, the baffle plate drives the upper rod frame to move upward, and the upper rod frame drives the first connecting block to swing through the first driving rod; when the first roller moves downward to separate from the baffle plate, the upper rod frame automatically moves downward to reset under the action of the first tension spring.

[0060] When the second roller moves upward to contact the lower rod frame, the lower rod frame moves upward, and the lower rod frame drives the second connecting block to swing through the second driving rod and the connecting rod; when the second roller moves downward to separate from the lower rod frame, the lower rod frame automatically moves downward to reset under the action of the second tension spring.

[0061] As shown in Figure 5As shown, the adjusting frame 323 of the embodiment comprises a sleeve piece 3231 fixedly connected with the turnover shaft 322, a plug-in piece 3232 sleeved in the sleeve piece 3231, a waist-shaped hole 3233 formed on the sleeve piece 3231, and a locking screw 3234 sleeved in the waist-shaped hole 3233 and screwed on the plug-in piece 3232.

[0062] The bottom of the plug-in piece 3232 is fixed with an upper frame platform 3235, the upper frame platform 3235 is fixed with a claw base 3236, the plug-in claw 321 is sleeved in the claw base 3236 and clamps the compression spring 3237 therebetween.

[0063] The depth of the plug-in piece inserted into the sleeve piece can be adjusted through the waist-shaped hole, so that the height of the plug-in claw can be adjusted, the assembly and adjustment are facilitated, and different specifications of samples can be adapted; the plug-in claw is provided with the compression spring, so that the plug-in claw and the seedling tray are in soft contact, and the damage to the seedling tray can be effectively reduced.

[0064] As shown in the drawings, Figure 2 The lower part of the upper rod frame 331 is provided with a first stop block 341, the lower part of the lower rod frame 332 is provided with a second stop block 340, the first stop block 341 and the second stop block 340 are fixed on the rack 1,

[0065] The downward displacement of the upper rod frame and the lower rod frame can be respectively limited and supported through the first stop block and the second stop block.

[0066] As shown in the drawings, Figure 3 The two ends of the conveying belt 21 are respectively tensioned on the driving wheel 22 and the tensioning wheel 23; the driving wheel is connected with a second motor for driving the rotation of the driving wheel, the second motor is electrically connected with the controller; the tensioning wheel is adjustably arranged on the rack;

[0067] The middle part of the conveying belt 21 is provided with a supporting wheel 24; the conveying belt can be effectively supported through the supporting wheel, so that the middle part of the conveying belt is prevented from being depressed due to the overlength and interfering with the conveying work of the seedling tray.

[0068] As shown in the drawings, Figure 1 The material rack 4 is fixed with the material blocking plates 41 vertically arranged thereon, the height of the material blocking plate 41 on one side is less than the height of the material blocking plate 41 on the other side.

[0069] The material blocking plate on one side is arranged to be lower, so that the stacked seedling trays can be conveniently placed between the four material racks, and the position of the seedling tray can be further limited by the material blocking plate.

[0070] The above only describes the preferred embodiments of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and the above-mentioned improvements and modifications are also regarded as the protection scope of the present application.

Claims

1. A tray supplying machine for a seedling sowing machine, comprising a frame (1) in the form of a rectangular frame, characterized in that: The rack (1) is provided with a discharging mechanism (2) and a disc falling device (3); four racks (4) are fixed on the rack (1) and form a rectangular limiting frame; The discharging mechanism (2) comprises a plurality of parallel transmission belts (21); The disc falling device (3) comprises a pair of symmetrically arranged second discharging mechanisms (31) arranged above the plurality of transmission belts (21), a pair of symmetrically arranged first discharging mechanisms (32) and a driving mechanism (33) driving the second discharging mechanisms (31) and the first discharging mechanisms (32); The second discharging mechanism (31) comprises a reversible lower rack platform (311), and the first discharging mechanism (32) comprises a reversible claw (321).

2. A tray feeding machine for a nursery seeder as claimed in claim 1, characterized in that: The first discharging mechanism (32) further comprises a turnover shaft (322) rotatably connected to the pair of racks (4), the middle part of the turnover shaft (322) is fixed with an adjusting frame (323), and the claw (321) is arranged on the adjusting frame (323); one end of the turnover shaft (322) is fixed with one end of a first connecting block (324), and the other end of the first connecting block (324) is rotatably connected with one end of a first driving rod (325); The second discharging mechanism (31) further comprises a pair of swing arms (312) rotatably connected to the turnover shaft (322), and the lower end of the lower rack platform (311) is fixed to the two swing arms (312); one of the swing arms (312) is fixed with a second connecting block (313), one end of a connecting rod (314) is fixed to the end of the second connecting block (313) away from the swing arm (312), and the other end of the connecting rod (314) is rotatably connected with a second driving rod (315); The first driving rod (325) and the second driving rod (315) are driven by the driving mechanism (33).

3. A tray feeding machine for a nursery seeder as claimed in claim 2, wherein: The driving mechanism (33) comprises an upper rod frame (331) and a lower rod frame (332), the other ends of the first driving rods (325) of the two first discharging mechanisms (32) are rotatably connected to the two ends of the upper rod frame (331) respectively, and the other ends of the second driving rods (315) of the two second discharging mechanisms (31) are rotatably connected to the upper rod frame (331); a first tension spring (338) is arranged between the upper rod frame (331) and the rack (1), and a second tension spring (339) is arranged between the lower rod frame (332) and the rack (1); The upper rod frame (331) and the lower rod frame (332) are respectively slidably connected to vertical guide rails (333) through sliding blocks; The upper rod frame (331) is fixedly connected with a baffle (334), the lower bottom surface of the baffle (334) faces a first roller (335), one end of a driving arm (336) is rotatably connected with the first roller (335), the other end of the driving arm (336) is rotatably connected with a second roller (337), and the second roller (337) faces the lower bottom surface of the lower rod frame (332); and the middle part of the driving arm (336) is fixed on the output shaft of a speed reducer motor.

4. A tray feeding machine for a nursery seeder as claimed in claim 2, wherein: The adjusting frame (323) comprises a sleeve connector (3231) fixedly connected with the turnover shaft (322), a plug connector (3232) sleeved in the sleeve connector (3231), a waist-shaped hole (3233) formed on the sleeve connector (3231), and a locking screw (3234) sleeved in the waist-shaped hole (3233) and screwed on the plug connector (3232); A top frame platform (3235) is fixedly arranged at the bottom of the plug connector (3232), a claw base (3236) is fixedly arranged on the top frame platform (3235), the plug claw (321) is sleeved in the claw base (3236) and the pressure spring (3237) is clamped therebetween.

5. A tray feeding mechanism for a nursery seeder as claimed in claim 3, wherein: The lower end of the upper rod frame (331) is provided with a first stop block (341), and the lower end of the lower rod frame (332) is provided with a second stop block (340); the first stop block (341) and the second stop block (340) are fixed on the rack (1).

6. A tray feeding mechanism for a nursery seeder as claimed in claim 1, wherein: Both ends of the conveying belt (21) are respectively tensioned on the driving wheel (22) and the tensioning wheel (23). The middle part of the conveying belt (21) is provided with the supporting wheel (24).

7. A tray feeding mechanism for a nursery seeder as claimed in claim 1, wherein: The material frame (4) is fixedly provided with the material blocking plates (41) vertically arranged thereon; the height of the material blocking plate (41) on one side is smaller than that of the material blocking plate (41) on the other side.

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