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CN-224205709-U - Quick-release fixing mechanism of seeder

CN224205709UCN 224205709 UCN224205709 UCN 224205709UCN-224205709-U

Abstract

The utility model discloses a quick-dismantling fixing mechanism of a seeder, which relates to the technical field of seeders and comprises a mounting rod and a seeder mounting seat, wherein the mounting rod is formed by welding two hollow square steel pipes and a plurality of connecting blocks, one end of the mounting rod is arranged on a walking chassis frame, a quick-dismantling fixing component for realizing quick dismantling of the seeder mounting seat and the mounting rod is arranged on the mounting rod, and an adjusting mechanism for driving the quick-dismantling fixing component to move along the mounting length direction so as to adjust the seeding row spacing is further arranged on the mounting rod.

Inventors

  • LIU YU
  • GUO JIA
  • XIE RUI
  • LIU BO
  • Lai Jingan
  • LUO TAO
  • Han Kaijiang

Assignees

  • 四川省农业机械科学研究院

Dates

Publication Date
20260508
Application Date
20250610

Claims (10)

  1. 1. A quick-dismantling fixing mechanism of a seeder is characterized by comprising a mounting rod (1) and a seeder mounting seat (2), wherein the mounting rod (1) is formed by welding two hollow square steel pipes (101) and a plurality of connecting blocks (102), one end of the mounting rod (1) is arranged on a walking chassis frame, and a quick-dismantling fixing assembly (3) for realizing quick-dismantling of the seeder mounting seat (2) and the mounting rod (1) is arranged on the mounting rod (1).
  2. 2. The quick-release fixing mechanism of a planter according to claim 1, wherein the quick-release fixing assembly (3) comprises a sliding seat (301), a main fixing assembly (302) and a secondary fixing assembly (303) which are arranged on the sliding seat (301), the sliding seat (301) is arranged on the mounting rod (1), the main fixing assembly (302) is used for forming main clamping fixation with the planter mounting seat (2), and the secondary fixing assembly (303) is used for forming auxiliary locking fixation with the planter mounting seat (2).
  3. 3. The quick release fixing mechanism of a planter according to claim 2, wherein the main fixing assembly (302) comprises a driving assembly (3022) and at least two pairs of jaws (3021) arranged oppositely, each pair of jaws (3021) is hinged on the sliding seat (301) through a rotating seat (3023), the driving assembly (3022) is arranged inside the sliding seat (301), and the output end of the driving assembly (3022) is hinged with one end of the jaws (3021); The main fixing assembly (302) further comprises a clamping groove (3024) which is formed in the seeder mounting base (2) and used for clamping the clamping jaw (3021).
  4. 4. The quick release fixing mechanism of a planter according to claim 2, wherein the secondary fixing assembly (303) comprises a driving motor (3031), a bidirectional screw (3032), a transmission mechanism (3033), two clamping plates (3034) and a plurality of guide rods (3035), the driving motor (3031) is installed inside the sliding seat (301), the bidirectional screw (3032) is rotatably installed inside the sliding seat (301), the bidirectional screw (3032) is provided with two threaded sections with opposite rotation directions, the transmission mechanism (3033) is installed between the output end of the driving motor (3031) and the bidirectional screw (3032), and the two clamping plates (3034) are respectively in threaded fit with the two threaded sections of the bidirectional screw (3032) and are in sliding connection with the guide rods (3035); The secondary fixing assembly (303) further comprises a clamping hole (3036) which is formed in the seeder mounting base (2) and is penetrated by the clamping plate (3034).
  5. 5. The quick release fixing mechanism of a planter according to claim 1, wherein the quick release fixing assembly further comprises a pre-positioning assembly (304), the pre-positioning assembly (304) comprises a positioning post (3041) arranged on the sliding seat (301) and a positioning sleeve (3042) arranged on the planter mounting seat (2).
  6. 6. The quick-release fixing mechanism of a planter according to claim 1, wherein the mounting bar (1) is further provided with an adjusting mechanism (4) for driving the quick-release fixing assembly (3) to move along the mounting length direction so as to adjust the sowing row spacing.
  7. 7. The quick-release fixing mechanism of a planter according to claim 6, wherein the adjusting mechanism (4) comprises a screw rod (401) and a servo motor (402), the screw rod (401) is rotatably mounted on the connecting block (102) of the mounting rod (1), the servo motor (402) is fixed on the mounting rod (1), and an output end of the servo motor (402) is connected with one end of the screw rod (401).
  8. 8. The quick release fixing mechanism of a planter according to claim 7, wherein threads are arranged at both ends of the screw rod (401), and the threads at both ends are opposite in rotation direction.
  9. 9. A quick release fixing mechanism of a planter as claimed in claim 3, wherein the inner side of the claw (3021) of the main fixing assembly (302) is provided with anti-slip patterns (5).
  10. 10. The quick release fixing mechanism of a planter as claimed in claim 9, wherein a torsion spring (6) is mounted between the hinged end of the pawl (3021) and the sliding seat (301).

Description

Quick-release fixing mechanism of seeder Technical Field The utility model belongs to the technical field of seeders, and particularly relates to a quick-dismantling fixing mechanism of a seeder. Background The electric seeder is used as the essential core mechanical equipment of modern agriculture, and has the core of seeding seeds to the proper depth of soil efficiently, accurately and uniformly, thereby laying a solid foundation for high and stable yield of crops. The seeder on the prior art is generally rigidly fixed on the chassis frame through bolts, and the seeder works in a moist soil environment for a long time, and the fixing bolts are inevitably wrapped and infiltrated by soil. This extremely easily leads to bolt corrosion, adhesion, and when the disseminator need maintenance or change, the dismantlement process is extremely laborious consuming time, has seriously influenced the maintenance efficiency and the operation continuity of equipment, and also inconvenient to row spacing adjusts, therefore need a quick detach fixed establishment of disseminator, solves above-mentioned problem. Disclosure of utility model Aiming at the problems of slow disassembly and assembly and incapability of quickly adjusting the row spacing in the prior art, the utility model aims to provide a quick disassembly and fixation mechanism of a seeder, which has the advantages of convenience for quickly disassembling and assembling the seeder and convenience for adjusting the row spacing. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a quick detach fixed establishment of seeder, includes installation pole and disseminator mount pad, the installation pole is formed by two hollow square steel pipes and a plurality of connecting block welding, the one end of installation pole is installed in walking chassis frame, be equipped with the quick detach fixed subassembly that is used for realizing disseminator mount pad and installation pole quick detach on the installation pole. The sowing device has the advantages that at least when the sowing device is required to be installed, the sowing device mounting seat is connected with the sowing device, and then the sowing device mounting seat is detachably installed on the mounting rod through the quick-release fixing assembly, so that the installation and the detachment of the sowing device become simple and quick, complex tools and long-time operation are not needed, the time for replacing the sowing device is greatly saved, the sowing device can be quickly converted when different sowing tasks are faced, and the integral efficiency of sowing operation is effectively improved. The quick-release fixing assembly comprises a sliding seat, a main fixing assembly and a secondary fixing assembly, wherein the main fixing assembly and the secondary fixing assembly are arranged on the sliding seat, the sliding seat is slidably arranged on the mounting rod through the adjusting mechanism, the main fixing assembly is used for being fixedly clamped with the mounting seat of the seeder, and the secondary fixing assembly is used for being fixedly locked with the mounting seat of the seeder in an auxiliary mode. The main fixing component and the seeder mounting seat form main clamping and fixing, so that a firm support and a primary fixing effect are provided for the seeder, the secondary fixing component and the seeder mounting seat form auxiliary locking and fixing, the seeder can obtain extremely firm fixing effect after being mounted, and even if jolt, vibration and other complex working conditions are met in the walking operation process of the seeder, the seeder is not easy to loosen or shift, thereby ensuring the precision of the seeding operation, avoiding the problems of uneven seed sowing, inconsistent sowing depth and the like caused by the loosening of the seeder, and improving the seeding quality. The main fixing assembly comprises a driving assembly and at least two pairs of claws which are oppositely arranged, each pair of claws is hinged on the sliding seat through a rotating seat, the driving assembly is arranged in the sliding seat, and the output end of the driving assembly is hinged with one end of each claw; the main fixing component further comprises a clamping groove which is formed in the seeder mounting seat and used for clamping the clamping jaw. According to the scheme, at least the advantages are that when the main fixing assembly is needed, the seeder mounting seat is aligned with the clamping jaw of the main fixing assembly, then the clamping groove on the seeder mounting seat is aligned with the clamping jaw, the driving assembly is started, the output end of the driving assembly pushes one end of the clamping jaw to enable the clamping jaw to rotate around the hinge point of the rotating seat, and the other end of the clamping jaw is gradually clamped into the clamping groove u