Spindle structure with replaceable hook teeth for cotton picker

Abstract

The utility model discloses a cotton picker spindle structure with replaceable hook teeth, which comprises a transmission connector, a mounting connecting block and a spindle rod, the transmission connector comprises a bevel gear and a connecting plug, the bevel gear is connected to the top of the connecting plug, the outer side of the connecting plug is connected with a connecting bump, and the spindle rod is connected with the mounting connecting block. The mounting connecting block is connected to the outer side of the connecting plug in a sleeving mode, the picking spindle rod is connected to the lower portion of the mounting connecting block in an inserted mode and comprises an inserting block and a picking spindle head, the inserting block is connected into the mounting connecting block in an inserted mode, the picking spindle head is connected to the bottom of the inserting block, a plurality of sets of connecting inserting grooves are formed in the picking spindle head, and the inserting block is connected to the bottom of the inserting block in an inserted mode. The cotton picker has the advantages that the picking spindle can be quickly mounted and replaced, the hook teeth on the picking spindle can be independently mounted and replaced, and accordingly the harvesting cost of the cotton picker can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cotton pickers, in particular to a picking spindle structure for a cotton picker with replaceable hook teeth. Background Art

[0002] A cotton picker is a product used to pick cotton, and the spindles of the cotton picker are the core part of the cotton picker. However, the hook teeth on the spindles will be worn after long-term work, and severely worn hook teeth will affect the quality and efficiency of cotton picking by the cotton picker.

[0003] The patent retrieved with application number CN202120155508.4 proposes a combined cotton picker spindle assembly. The cotton picker spindle structure is detachable, which is convenient for quick replacement when the spindle is damaged. The disassembly and installation are simple and convenient, saving the maintenance cost and maintenance time of the cotton picker.

[0004] Similar to the above-mentioned combined cotton picker spindle assembly, although the cotton picker spindle structure is detachable, which is convenient for quick replacement when the spindle is damaged, and the disassembly and installation are simple and convenient, saving the maintenance cost and maintenance time of the cotton picker, but the hook teeth cannot be disassembled and replaced individually. When the hook teeth on the spindle are damaged, the entire spindle needs to be disassembled and replaced, which increases the harvesting cost of the cotton picker.

[0005] Therefore, in view of this, the existing structure and defects are studied and improved, and a picking spindle structure for a cotton picker with replaceable hook teeth is proposed, in order to achieve a more practical purpose. Utility Model Content

[0006] The purpose of the utility model is to provide a picking spindle structure for a cotton picker with replaceable hook teeth, so as to solve the problem of a combined cotton picker picking spindle assembly mentioned in the above background, in which the hook teeth cannot be disassembled and replaced individually. When the hook teeth on the picking spindle are damaged, the entire picking spindle needs to be disassembled and replaced, which increases the harvesting cost of the cotton picker.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a picker spindle structure with replaceable hook teeth, comprising a transmission connecting head, a mounting connecting block and a picker spindle rod, the transmission connecting head comprising a bevel gear and a connecting plug, the bevel gear is connected to the top of the connecting plug, and the outer side of the connecting plug is connected with a connecting protrusion, the mounting connecting block is sleeved on the outer side of the connecting plug, the picker spindle rod is plugged under the mounting connecting block, and the picker spindle rod comprises a plug-in block and a picker head, the plug-in block is plugged into the mounting connecting block, and the picker head is connected to the bottom of the plug-in block, a plurality of groups of connecting slots are arranged on the picker head, and a replacement connecting plate is plugged into the connecting slot, and a plurality of groups of hook teeth are connected to the side of the replacement connecting plate away from the connecting slot.

[0008] Preferably, the mounting connecting block includes a top connecting block and a bottom connecting block, and the bottom connecting block is arranged below the top connecting block, a fixed threaded sleeve is connected to the outer side of the bottom connecting block, a connecting bearing is arranged inside the bottom connecting block, and the connecting bearing and the connecting protrusion are interlocked.

[0009] Preferably, the plug-in block is plugged into the bottom connecting block, and a fixing bolt is provided on the top of the plug-in block, a fixing slot is provided at the bottom center of the connecting plug, and the fixing bolt is threadedly connected to the fixing slot.

[0010] Preferably, a positioning slot is provided in the connecting slot, a positioning plug is connected to a side of the replacement connecting plate away from the hook teeth, and the positioning plug is engaged with the positioning slot.

[0011] Preferably, the upper and lower ends of the replacement connecting plate are both provided with a No. 1 fixed connecting hole, the connecting slot is provided with two groups of No. 2 fixed connecting holes, and the replacement connecting plate and the connecting slot are bolted via the No. 1 fixed connecting hole and the No. 2 fixed connecting hole.

[0012] Preferably, the replacement connecting plate is provided with a plurality of installation slots, and the hook teeth are inserted into the installation slots, two groups of mutually symmetrical connecting slide blocks are provided on the inner side of the installation slots, and two groups of connecting slide grooves are provided on the outer side of the hook teeth, and the connecting slide grooves are slidably connected to the connecting slide blocks.

[0013] Preferably, a No. 1 mounting connection hole is provided at the center position of the hook tooth, a No. 2 mounting connection hole is provided at the center position of the mounting slot, and the hook tooth and the mounting slot are bolted via the No. 1 mounting connection hole and the No. 2 mounting connection hole.

[0014] Compared with the prior art, the utility model has the beneficial effects of being able to quickly install and replace the picking spindles, and being able to install and replace the hook teeth on the picking spindles separately, thereby reducing the harvesting cost of the cotton picker, and the specific contents are as follows:

[0015] When a certain picking rod is damaged, the transmission connecting head, the installing connecting block and the picking rod can be removed from the cotton picker through the installing connecting block, and the picking rod can be removed from the installing connecting block. When all the hook teeth on the picking head on the picking rod are damaged, the entire picking rod can be replaced. When all or most of the hook teeth on a certain replacement connecting plate on the picking head are damaged, a certain replacement connecting plate can be replaced. When individual hook teeth on the replacement connecting plate are damaged, the individual hook teeth can be replaced, and the hook teeth are removed from the replacement connecting plate. Then, the replaced hook teeth are installed or replaced by plugging them into the installing slot. In the process of plugging the hook teeth into the installing slot, the connecting grooves on both sides of the hook teeth are aligned with the connecting slider in the installing slot. At this time, the No. 1 installing connecting hole and the No. 2 installing connecting hole are aligned. After the hook teeth are plugged into the installing slot, the connection between the hook teeth and the replacement connecting plate is fixed by bolts and the No. 1 installing connecting hole and the No. 2 installing connecting hole to avoid detachment during work. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of the main body of a picking spindle structure for a cotton picker with replaceable hook teeth according to the utility model;

[0017] Figure 2 It is a structural schematic diagram of the main body installation and connection structure of a picking spindle structure for a cotton picker with replaceable hook teeth according to the utility model;

[0018] Figure 3 It is a schematic structural diagram of a side section of a mounting connection block of a picking spindle structure for a cotton picker with replaceable hook teeth according to the utility model;

[0019] Figure 4 It is a schematic structural diagram of a transmission connector of a picking spindle structure for a cotton picker with replaceable hook teeth according to the utility model, viewed from above;

[0020] Figure 5 It is a structural schematic diagram of a connection structure of a replacement connection plate of a picking spindle structure for a cotton picker with replaceable hook teeth according to the utility model;

[0021] Figure 6 It is a schematic structural diagram of a side section of a spindle picking structure for a cotton picker with replaceable hook teeth according to the utility model;

[0022] Figure 7 It is a structural schematic diagram of a connection structure of a hook tooth of a picker spindle structure with replaceable hook teeth according to the utility model;

[0023] Figure 8 The utility model is a schematic structural diagram of an installation slot of a picking spindle structure for a cotton picker with replaceable hook teeth.

[0024] In the figure: 1. Transmission connector; 11. Bevel gear; 12. Connecting plug; 121. Fixed slot; 13. Connecting protrusion; 2. Installing connecting block; 21. Top connecting block; 22. Bottom connecting block; 23. Fixed threaded sleeve; 24. Connecting bearing; 3. Spindle picking rod; 31. Plug-in block; 311. Fixed bolt; 32. Spindle picking head; 33. Connecting slot; 34. Positioning slot; 35. No. 2 fixed connecting hole; 4. Replace connecting plate; 41. Hook tooth; 411. No. 1 installing connecting hole; 412. Connecting slide; 42. Positioning plug; 43. No. 1 fixed connecting hole; 44. Installing slot; 441. Connecting slide; 442. No. 2 installing connecting hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figures 1 to 8 The utility model provides a technical solution: a picker spindle structure with replaceable hook teeth, comprising a transmission connecting head 1, a mounting connecting block 2 and a picker spindle rod 3, the transmission connecting head 1 comprising a bevel gear 11 and a connecting plug 12, the bevel gear 11 is connected to the top of the connecting plug 12, and the outer side of the connecting plug 12 is connected with a connecting protrusion 13, the mounting connecting block 2 is sleeved on the outer side of the connecting plug 12, the picker spindle rod 3 is plugged under the mounting connecting block 2, and the picker spindle rod 3 comprises a plug-in block 31 and a picker spindle head 32, the plug-in block 31 is plugged into the mounting connecting block 2, and the picker spindle head 32 is connected to the bottom of the plug-in block 31, a plurality of groups of connecting slots 33 are arranged on the picker spindle head 32, and a replacement connecting plate 4 is plugged into the connecting slot 33, and a plurality of groups of hook teeth 41 are connected to the side of the replacement connecting plate 4 away from the connecting slot 33.

[0027] The transmission connector 1 and the spindle picking rod 3 are respectively plugged into the upper and lower ends of the mounting connection block 2. The transmission connector 1 is plugged into the top of the mounting connection block 2 through the connecting plug 12, and the spindle picking rod 3 is plugged into the bottom of the mounting connection block 2 through the plug-in block 31. The transmission connector 1 is used to connect with the power mechanism of the cotton picker. The bevel gear 11 on the transmission connector 1 is driven to rotate through the power structure on the cotton picker, and the spindle picking rod 3 and the replacement connecting plate 4 connected to it and the multiple groups of hook teeth 41 on the replacement connecting plate 4 are driven to rotate through the transmission connector 1, and the cotton is picked when it rotates. The replacement connecting plate 4 is connected to the spindle picking head 32 by being plugged into the connecting slot 33.

[0028] The installation connection block 2 includes a top connection block 21 and a bottom connection block 22, and the bottom connection block 22 is arranged below the top connection block 21, the outer side of the bottom connection block 22 is connected with a fixed threaded sleeve 23, the inner side of the bottom connection block 22 is provided with a connecting bearing 24, and the connecting bearing 24 and the connecting protrusion 13 are interlocked, the plug-in block 31 is plugged into the bottom connection block 22, and the top of the plug-in block 31 is provided with a fixing bolt 311, and the bottom center position of the connecting plug 12 is provided with a fixing slot 121, and the fixing screw 311 is provided with a fixing screw 311. The bolt 311 is threadedly connected to the fixed slot 121, and the mounting connection block 2 is connected to the cotton collecting part of the cotton picker through the top connection block 21, and the mounting connection block 2 is fixedly connected to the cotton picker by the fixed threaded sleeve 23. After the connecting plug 12 is inserted into the mounting connection block 2, the connecting protrusion 13 is inserted into the connecting bearing 24, and after the plug-in block 31 is inserted into the bottom connection block 22, the fixing bolt 311 at the top is inserted into the fixing slot 121 at the bottom of the connecting plug 12, and is fixedly connected by threads.

[0029] A positioning slot 34 is provided in the connecting slot 33, and a positioning plug block 42 is connected to the side of the replacement connecting plate 4 away from the hook tooth 41, and the positioning plug block 42 and the positioning slot 34 are interlocked with each other, and a No. 1 fixed connecting hole 43 is provided at the upper and lower ends of the replacement connecting plate 4, and two groups of No. 2 fixed connecting holes 35 are provided in the connecting slot 33, and the replacement connecting plate 4 is connected to the connecting slot 33 through the No. 1 fixed connecting hole 43 and the No. 2 fixed connecting hole 35 bolts, and the replacement connecting plate 4 is inserted into the positioning slot 34 in the connecting slot 33 through the positioning plug block 42 to complete the positioning and installation, avoiding the insertion offset during installation, so that the No. 1 fixed connecting hole 43 and the No. 2 fixed connecting hole 35 can be more accurately aligned, and after the positioning plug block 42 is inserted into the positioning slot 34, the replacement connecting plate 4 is fixedly connected to the connecting slot 33 by bolts and the No. 1 fixed connecting hole 43 and the No. 2 fixed connecting hole 35, so as to avoid the replacement connecting plate 4 and the hook tooth 41 connected thereto from falling off when harvesting cotton.

[0030] The replacement connecting plate 4 is provided with multiple groups of mounting slots 44, and the hook teeth 41 are inserted into the mounting slots 44, two groups of mutually symmetrical connecting slide blocks 441 are provided inside the mounting slots 44, and two groups of connecting slide grooves 412 are provided outside the hook teeth 41, and the connecting slide grooves 412 are slidably connected with the connecting slide blocks 441, a No. 1 mounting connecting hole 411 is provided at the center of the hook teeth 41, a No. 2 mounting connecting hole 442 is provided at the center of the mounting slot 44, and the hook teeth 41 and the mounting slot 44 are bolted together through the No. 1 mounting connecting hole 411 and the No. 2 mounting connecting hole 442, and the hook teeth 41 and the mounting slot 44 are bolted together. The tooth 41 is installed or replaced by being plugged into the installation slot 44, and during the process of the hook tooth being plugged into the installation slot 44, the connecting grooves 412 on both sides thereof are aligned with the connecting slider 441 in the installation slot 44, which can make the plugging of the hook tooth 41 more convenient, and can align the No. 1 installation connection hole 411 and the No. 2 installation connection hole 442, and after the hook tooth 41 is plugged into the installation slot 44, the connection between the hook tooth 41 and the replacement connection plate 4 is fixed by bolts and the No. 1 installation connection hole 411 and the No. 2 installation connection hole 442 to avoid falling off during the operation.

[0031] Working principle: When using a picker spindle structure with replaceable hook teeth, first, the transmission connector 1 and the picker spindle rod 3 are respectively plugged into the upper and lower ends of the mounting connection block 2, and the transmission connector 1 is plugged into the upper part of the mounting connection block 2 through the connection plug 12, and after the connection plug 12 is plugged into the mounting connection block 2, the connection protrusion 13 is plugged into the connection bearing 24, and the picker spindle rod 3 is plugged into the bottom of the mounting connection block 2 through the plug block 31, and the fixing bolt 311 at the top is plugged into the fixing slot 121 at the bottom of the connection plug 12 , and fixedly connected by threads, and then the transmission connector 1 is used to connect with the power mechanism of the cotton picker, and connected with the cotton collecting part of the cotton picker through the top connecting block 21, and the installation connecting block 2 is fixedly connected to the cotton picker by the fixed threaded sleeve 23, and the cotton picker is started, and the bevel gear 11 on the transmission connector 1 is driven to rotate by the power structure on the cotton picker, and the spindle picking rod 3 and the replacement connecting plate 4 connected to it and the multiple groups of hook teeth 41 on the replacement connecting plate 4 are driven to rotate through the transmission connector 1, and the cotton is picked by rotation.

[0032] After the cotton picker finishes working, or if harvesting difficulties occur during operation, it is possible to check whether the spindle picking structure is damaged. When a spindle picking rod 3 is damaged, the transmission connecting head 1, the mounting connecting block 2 and the spindle picking rod 3 can be removed from the cotton picker through the installation connecting block 2, and the spindle picking rod 3 can be removed from the installation connecting block 2. When all the hook teeth 41 on the spindle picking head 32 on the spindle picking rod 3 are damaged, the entire spindle picking rod 3 can be replaced. When all or most of the hook teeth 41 on a replacement connecting plate 4 on the spindle picking head 32 are damaged, a replacement connecting plate 4 can be replaced, and the replacement connecting plate 4 can be inserted into the positioning slot 34 in the connecting slot 33 through the positioning plug 42 to complete the positioning and installation. After the positioning plug 42 is inserted into the positioning slot 34, the replacement connecting plate 4 is fixedly connected to the connecting slot 33 through bolts and the No. 1 fixed connecting hole 43 and the No. 2 fixed connecting hole 35, so as to avoid the replacement connecting plate 4 and the hook teeth 41 connected thereto from falling off when harvesting cotton.

[0033] When individual hook teeth 41 on the replacement connecting plate 4 are damaged, the individual hook teeth 41 can be replaced. The hook teeth 41 can be removed from the replacement connecting plate 4, and then the replaced hook teeth 41 can be installed or replaced by being inserted into the installation slot 44. In the process of inserting the hook teeth into the installation slot 44, the connecting grooves 412 on both sides of the hook teeth are aligned with the connecting slider 441 in the installation slot 44. At this time, the No. 1 installation connecting hole 411 and the No. 2 installation connecting hole 442 are aligned. After the hook teeth 41 are inserted into the installation slot 44, the connection between the hook teeth 41 and the replacement connecting plate 4 is fixed by bolts and the No. 1 installation connecting hole 411 and the No. 2 installation connecting hole 442 to prevent them from falling off during work.

Claims

1. A picker spindle structure with replaceable hook teeth for a cotton picker, comprising a transmission connector (1), a mounting connector block (2) and a picker spindle rod (3), characterized in that: The transmission connecting head (1) comprises a bevel gear (11) and a connecting plug (12), wherein the bevel gear (11) is connected to the top of the connecting plug (12), and the outer side of the connecting plug (12) is connected to a connecting protrusion (13), the mounting connecting block (2) is sleeved on the outer side of the connecting plug (12), the picking rod (3) is plugged under the mounting connecting block (2), and the picking rod (3) comprises a plug-in block (31) and a picking head (32), wherein the plug-in block (31) is plugged into the mounting connecting block (2), and the picking head (32) is connected to the bottom of the plug-in block (31), and the picking head (32) is provided with a plurality of connecting slots (33) on the top of the picking head (32), and a replacement connecting plate (4) is plugged into the connecting slot (33), and a plurality of hook teeth (41) are connected to a side of the replacement connecting plate (4) away from the connecting slot (33).

2. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 1, characterized in that: The mounting connection block (2) comprises a top connection block (21) and a bottom connection block (22), wherein the bottom connection block (22) is arranged below the top connection block (21), a fixed threaded sleeve (23) is connected to the outside of the bottom connection block (22), a connection bearing (24) is arranged inside the bottom connection block (22), and the connection bearing (24) and the connection protrusion (13) are mutually engaged.

3. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 2, characterized in that: The plug-in block (31) is plugged into the bottom connection block (22), and a fixing bolt (311) is provided at the top of the plug-in block (31), a fixing slot (121) is provided at the bottom center of the connection plug (12), and the fixing bolt (311) is threadedly connected to the fixing slot (121).

4. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 1, characterized in that: A positioning slot (34) is provided in the connection slot (33); a positioning plug block (42) is connected to the side of the replacement connection plate (4) away from the hook teeth (41); and the positioning plug block (42) and the positioning slot (34) are interlocked.

5. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 4, characterized in that: The replacement connection plate (4) is provided with a first fixing connection hole (43) at both upper and lower ends, the connection slot (33) is provided with two groups of second fixing connection holes (35), and the replacement connection plate (4) and the connection slot (33) are bolted together via the first fixing connection hole (43) and the second fixing connection hole (35).

6. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 1, characterized in that: The replacement connecting plate (4) is provided with a plurality of installation slots (44), and the hook teeth (41) are inserted into the installation slots (44), two groups of mutually symmetrical connecting slide blocks (441) are provided inside the installation slots (44), and two groups of connecting slide grooves (412) are provided outside the hook teeth (41), and the connecting slide grooves (412) are slidably connected to the connecting slide blocks (441).

7. The spindle picking structure for a cotton picker with replaceable hook teeth according to claim 6, characterized in that: A number one mounting connection hole (411) is provided at the center of the hook tooth (41), a number two mounting connection hole (442) is provided at the center of the mounting slot (44), and the hook tooth (41) and the mounting slot (44) are bolted together via the number one mounting connection hole (411) and the number two mounting connection hole (442).

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