Double-thread fine-adjustment epidemic wood crushing cutter head convenient to disassemble

Abstract

The utility model provides a double-thread fine-adjustment epidemic wood crushing cutter head convenient to disassemble, and belongs to the technical field of wood crushing processing. The cutter head structure can be finely adjusted, the blades are convenient to adjust and replace, working efficiency is improved, and working cost is reduced. A plurality of concave cutter grooves are evenly formed in the working end face of the cutter head around the axis, the cutter assemblies are correspondingly and fixedly arranged in the cutter grooves respectively, the fixed end of each cutter assembly is provided with a screw, the screws penetrate out of the bottoms of the cutter grooves and protrude out of the non-working end face of the cutter head, and the fixing nuts are screwed on the screws. The cutter assemblies are fixedly arranged in the cutter grooves, the cutter head is driven to rotate, and the blades clamped on the cutter assemblies conduct smashing machining on the epidemic wood. The cutterhead is ingenious in overall structural layout and convenient to install and arrange; the extension amount of the blades can be adjusted, and the crushing machining precision is adjustable; the blade is simple and convenient to disassemble, assemble and adjust, low in operation difficulty and high in operation efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of wood crushing processing, in particular to a double-thread fine-adjustable wood crushing cutter disc which is easy to disassemble. Background Art

[0002] With the economic growth, the wooden furniture market is gradually expanding, and the demand for wood is increasing. However, diseased wood can easily spread its own pests and diseases to nearby healthy trees. By crushing diseased wood, the spread of pests and diseases can be effectively reduced. Although the crushed diseased wood cannot be used for high-quality wooden products, it can still be used to produce biomass energy, organic fertilizer, etc., and still has certain economic value.

[0003] In the current crushing process, due to the rapid wear of the cutters, the machine often needs to be shut down and the cutters replaced, which takes a long time and greatly reduces the crushing efficiency. On the other hand, in order to achieve efficient diseased wood crushing, the cutters need to be constantly adjusted when they are installed so that the blades can cut the diseased wood with the highest efficiency. Utility Model Content

[0004] In order to solve the problems existing in the above-mentioned background technology, the utility model provides a double-thread fine-tuning wood chip crushing cutter disc which is easy to disassemble. The cutter disc structure can be fine-adjusted, and the blades can be easily adjusted and replaced, thereby improving work efficiency and reducing work costs.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a double-thread fine-tuning wood crushing cutter disc which is easy to disassemble, comprising a cutter disc, a plurality of cutter assemblies and a plurality of blades, a plurality of recessed cutter grooves evenly distributed around the axis on the working end face of the cutter disc, a plurality of cutter assemblies are respectively and correspondingly fixedly arranged in the plurality of cutter grooves, a screw is arranged at the fixed end of each of the cutter assemblies, the screw passes through the bottom of the cutter groove and protrudes from the non-working end face of the cutter disc, a fixing nut is screwed onto the screw to realize the fixed arrangement of the cutter assembly in the cutter groove, each of the cutter grooves is provided with a through slag discharge port at the bottom of the groove, a plurality of blades are detachably and fixedly installed on the non-working end face of the cutter disc, and the plurality of blades are respectively interspersed and arranged between each two adjacent slag discharge ports.

[0006] Each of the tool assemblies comprises a fixed tool clamp, a movable tool holder, a blade, a locking screw, a stud and an adjusting nut. A blade slot is arranged on the movable tool holder, and the blade is detachably fixedly inserted in the blade slot. A threaded through hole three is arranged on a groove wall on one side of the blade slot, and the locking screw is screwed into the threaded through hole three to clamp the blade tightly. A tool holder slot is arranged on the fixed tool clamp, and the movable tool holder is detachably fixedly inserted in the tool holder slot. A threaded through hole one is arranged at the bottom of the tool holder slot, and a threaded countersunk hole is arranged at the rear end of the movable tool holder. One end of the stud is located in the tool holder slot and is screwed into the threaded countersunk hole for connecting the movable tool holder, and the other end of the stud is screwed into the threaded through hole one for fixing the position of the movable tool holder. The other end of the stud protrudes from the outside of the fixed tool clamp, and the protruding section is screwed with an adjusting nut for adjusting the position of the movable tool holder in the tool holder slot.

[0007] An adjustable through hole is arranged on the groove wall of the tool holder at the position where the locking screw cooperates. The hole shape of the adjustable through hole is an oblong. The locking screw is inserted through the adjustable through hole and screwed into the threaded through hole three.

[0008] The tool assembly also includes a plurality of limit screws, which are arranged on the movable tool holder. A plurality of countersunk through holes are formed on the groove wall on one side of the blade groove on the same side as the threaded through hole three on the movable tool holder. A plurality of threaded through holes 2 are respectively arranged on the groove wall on the other side of the blade groove to correspond to the plurality of countersunk through holes. The plurality of limit screws respectively pass through the plurality of countersunk through holes and are screwed into the threaded through holes 2. A plurality of positioning grooves are provided on the clamping side of the blade, and each of the positioning grooves is U-shaped.

[0009] The tool assembly also includes a guide key. An upper slide groove is arranged on the outer wall of the groove wall on one side of the movable tool holder. A lower slide groove is arranged on the groove wall of the tool holder groove. The movable tool holder is inserted into the tool holder groove. The upper slide groove and the lower slide groove are aligned and snapped together to form a key groove. The guide key is inserted in the key groove.

[0010] The beneficial effects of the utility model are as follows: the overall structural layout of the cutter disc is ingenious and the installation and layout are convenient; the cutter disc is provided with double-headed studs, so that the blade can be flexibly adjusted in extension amount, which is convenient for adjusting the crushing processing accuracy; the cutter disc is provided with limit screws, so that the blade can be easily clamped to the accurate position, the operation is simple and convenient, and time is saved; the cutter disc combination is provided with guide keys and key slots, so that the movable tool holder can be adjusted according to the preset direction, which reduces the adjustment difficulty, simplifies the operation difficulty, and improves the operation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In the attached picture:

[0012] Figure 1 This is a schematic diagram of the overall structure of the utility model Figure 1 (Working end view);

[0013] Figure 2This is a schematic diagram of the overall structure of the utility model Figure 2 (Non-working end face perspective);

[0014] Figure 3 This is a schematic diagram of the cutter disc structure of the utility model Figure 1 (Working end view);

[0015] Figure 4 This is a schematic diagram of the cutter disc structure of the utility model Figure 2 (Non-working end face perspective);

[0016] Figure 5 This is a schematic diagram of the cross-sectional structure of the tool assembly of the utility model;

[0017] Figure 6 This is a schematic diagram of the installation relationship of the blades of the tool assembly of the utility model;

[0018] Figure 7 This is a schematic diagram of the disassembly effect of the tool assembly of the utility model;

[0019] Figure 8 This is a schematic diagram of the fixed tool holder structure of the utility model Figure 1 (Structural perspective from the clamping side);

[0020] Fig. 9 This is a schematic diagram of the fixed tool holder structure of the utility model Figure 2 (Back structure perspective);

[0021] Fig.10 This is a schematic diagram of the blade slot structure of the movable tool holder of the utility model;

[0022] Fig.11 This is a schematic diagram of the layout relationship of the threaded through holes of the movable tool holder of the utility model;

[0023] Fig.12 This is a schematic diagram of the layout of threaded countersunk holes in the movable tool holder of the utility model;

[0024] Fig.13 This is a schematic diagram of the blade structure of the utility model;

[0025] In the figure: 1. cutter disc; 2. tool assembly; 3. blade; 11. cutter groove; 12. slag discharge port; 21. fixed tool clamp; 22. movable tool holder; 23. blade; 24. guide key; 25. limit screw; 26. locking screw; 27. stud; 28. adjusting nut; 211. tool holder groove; 212. adjustable through hole; 213. lower slide groove; 214. screw; 215. threaded through hole one; 221. blade groove; 222. countersunk through hole; 223. threaded through hole two; 224. upper slide groove; 225. threaded through hole three; 226. threaded countersunk hole; 231. positioning groove. DETAILED DESCRIPTION

[0026] The utility model is now described in further detail with reference to the accompanying drawings. The accompanying drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0027] A double-thread fine-tuning pest wood crushing cutter disc which is easy to disassemble comprises a cutter disc 1, a plurality of cutter assemblies 2 and a plurality of blades 3. A plurality of concave cutter grooves 11 are evenly arranged around an axis on the working end surface of the cutter disc 1. The plurality of cutter assemblies 2 are respectively and fixedly arranged in the plurality of cutter grooves 11. A screw 214 is arranged at the fixed end of each of the cutter assemblies 2. The screw 214 passes through the bottom of the cutter groove 11 and protrudes from the non-working end surface of the cutter disc 1. The fixing nut is screwed onto the screw 214 to realize that the cutter assembly 2 is fixed in the cutter groove 11. 1, each of the knife grooves 11 is provided with a through slag discharge port 12 at the bottom of the groove, a plurality of blades 3 are detachably and fixedly installed on the non-working end surface of the knife disc 1, and a plurality of blades 3 are respectively interspersed and arranged between every two adjacent slag discharge ports 12, the knife disc 1 rotates to perform crushing work, and the generated debris is transferred to the non-working end surface side of the knife disc 1 through the slag discharge port 12 for discharge, and the plurality of blades 3 rotate together with the knife disc 1 to generate airflow, promote the rapid discharge of debris, and assist in stabilizing the knife disc 1 for stable rotation.

[0028] Each of the tool components 2 includes a fixed tool clamp 21, a movable tool holder 22, a blade 23, a locking screw 26, a stud 27 and an adjusting nut 28. The movable tool holder 22 is provided with a blade slot 221, and the blade 23 is detachably fixedly inserted in the blade slot 221. A threaded through hole 3 225 is provided on a groove wall on one side of the blade slot 221. The locking screw 26 is screwed into the threaded through hole 3 225 to clamp the blade 23 tightly. The fixed tool clamp 21 is provided with a tool holder slot 211, and the movable tool holder 22 is detachably fixedly inserted in the tool holder In the groove 211, a threaded through hole 215 is set at the bottom of the tool holder groove 211, and a threaded countersunk hole 226 is set at the tail end of the movable tool holder 22. One end of the stud 27 is located in the tool holder groove 211 and is screwed into the threaded countersunk hole 226 to connect the movable tool holder 22. The other end of the stud 27 is screwed into the threaded through hole 215 to fix the position of the movable tool holder 22. The other end of the stud 27 protrudes from the outside of the fixed tool clamp 21, and the protruding section is screwed with an adjusting nut 28 to adjust the position of the movable tool holder 22 in the tool holder groove 211.

[0029] An adjustable through hole 212 is provided on the wall of the tool holder slot 211 at the position where the locking screw 26 cooperates. The adjustable through hole 212 is in an oblong shape. The locking screw 26 is inserted through the adjustable through hole 212 and screwed into the threaded through hole three 225. When the position of the movable tool holder 22 is adjusted by adjusting and screwing the stud 27, the locking screw 26 moves along with the movable tool holder 22. The adjustable through hole 212 in an oblong shape reserves a moving space for the locking screw 26. When the position of the movable tool holder 22 is adjusted, the locking screw 26 moves on the shaft of the adjustable through hole 212.

[0030] The tool assembly 2 also includes a plurality of limit screws 25, which are arranged on the movable tool holder 22. A plurality of countersunk through holes 222 are provided on the groove wall on one side of the blade slot 221 on the same side as the threaded through hole three 225 on the movable tool holder 22. A plurality of threaded through holes 223 are respectively arranged on the groove wall on the other side of the blade slot 221 to correspond to the plurality of countersunk through holes 222. The plurality of limit screws 25 respectively pass through the plurality of countersunk through holes 222 and are screwed into the threaded through holes 223. A plurality of positioning grooves 231 are provided on the clamping side of the blade 23, and each of the positioning grooves 231 is U-shaped. The blade 23 is clamped in the movable tool holder 22, and the plurality of positioning grooves 231 are clamped on the plurality of limit screws 25 to limit the lateral movement of the blade 23.

[0031] The tool assembly 2 also includes a guide key 24, an upper slide groove 224 is provided on the outer wall of the groove wall on one side of the movable tool holder 22, and a lower slide groove 213 is provided on the groove wall of the tool holder groove 211. The movable tool holder 22 is inserted into the tool holder groove 211, and the upper slide groove 224 and the lower slide groove 213 are aligned and snapped together to form a key groove, and the guide key 24 is inserted in the key groove. The combination of the guide key 24 and the key groove enables the movable tool holder 22 to be adjusted along a fixed direction in the tool holder groove 211.

[0032] Working principle:

[0033] The cutter disc 1 is installed on the crushing equipment. When the equipment is started, the cutter disc 1 is driven to rotate, that is, the cutter disc 1 carries a plurality of tool assemblies 2 to crush the diseased wood.

[0034] When the blade 23 needs to be replaced, first disassemble the tool assembly 2, and then just loosen all the locking screws 26. At this time, the blade 23 can be directly disassembled. When replacing, all the positioning grooves 231 on the new blade 23 need to be aligned with all the limit screws 25, and then inserted into the blade slot 221, and then tighten all the locking screws 26 to fix the position of the blade 23 to complete the tool changing action.

[0035] After the blade 23 is fixed, when further fine-tuning is required, loosen the locking screw 26 and rotate the adjusting nut 28. At this time, the movable tool holder 22 can drive the blade 23, the locking screw 26 and the stud 27 to move back and forth along the long axis direction of the countersunk through hole 222. After determining the position, tighten the locking screw 26 to complete the fine-tuning of the position of the blade 23.

[0036] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A double-thread fine-adjustable wood-smashing cutter disc that is easy to disassemble, characterized by: The invention comprises a cutter disc (1), a plurality of cutter assemblies (2) and a plurality of blades (3); a plurality of recessed cutter grooves (11) are evenly arranged around an axis on the working end surface of the cutter disc (1); the plurality of cutter assemblies (2) are respectively fixedly arranged in the plurality of cutter grooves (11); a screw rod (214) is arranged at the fixed end of each cutter assembly (2); the screw rod (214) passes through the groove bottom of the cutter groove (11) and protrudes from the non-working end surface of the cutter disc (1); a fixing nut is screwed onto the screw rod (214) to realize the fixed arrangement of the cutter assembly (2) in the cutter groove (11); a through slag discharge port (12) is arranged at the groove bottom of each cutter groove (11); a plurality of blades (3) are detachably fixedly arranged on the non-working end surface of the cutter disc (1); and the plurality of blades (3) are respectively interspersed and arranged between each two adjacent slag discharge ports (12).

2. The easily disassembled double-thread fine-adjustable wood-crushing blade according to claim 1, characterized in that: Each of the tool assemblies (2) comprises a fixed tool holder (21), a movable tool holder (22), a blade (23), a locking screw (26), a stud bolt (27) and an adjusting nut (28); a blade slot (221) is arranged on the movable tool holder (22); the blade (23) is detachably fixedly inserted in the blade slot (221); a threaded through hole (225) is provided through a groove wall on one side of the blade slot (221); the locking screw (26) is screwed into the threaded through hole (225) to clamp the blade (23); a tool holder slot (211) is arranged on the fixed tool holder (21); the movable tool holder (22) is detachably fixedly inserted in the tool holder (211); In the tool holder slot (211), a threaded through hole (215) is arranged at the bottom of the tool holder slot (211), a threaded countersunk hole (226) is arranged at the rear end of the movable tool holder (22), one end of the stud (27) is located in the tool holder slot (211) and is screwed into the threaded countersunk hole (226) for connecting the movable tool holder (22), the other end of the stud (27) is screwed into the threaded through hole (215) for fixing the position of the movable tool holder (22), the other end of the stud (27) protrudes from the outside of the fixed tool holder (21), and the protruding section is screwed with an adjusting nut (28) for adjusting the position of the movable tool holder (22) in the tool holder slot (211).

3. The easily disassembled double-thread fine-adjustable wood-crushing blade according to claim 2, characterized in that: An adjustable through hole (212) is provided on the wall of the tool holder groove (211) at a position where the locking screw (26) cooperates. The adjustable through hole (212) is in an oblong shape. The locking screw (26) is inserted through the adjustable through hole (212) and is screwed into the threaded through hole three (225).

4. The easily disassembled double-thread fine-adjustable wood-crushing blade according to claim 2 or 3, characterized in that: The tool assembly (2) further comprises a plurality of limit screws (25), the plurality of limit screws (25) being arranged on the movable tool holder (22); a plurality of countersunk through holes (222) are provided through the groove wall on one side of the blade groove (221) on the same side as the threaded through hole three (225) on the movable tool holder (22); a plurality of threaded through holes (223) are provided on the groove wall on the other side of the blade groove (221) in correspondence with the plurality of countersunk through holes (222); the plurality of limit screws (25) respectively pass through the plurality of countersunk through holes (222) and are screwed into the threaded through holes (223); a plurality of positioning grooves (231) are provided on the clamping side of the blade (23); each of the positioning grooves (231) is U-shaped.

5. The easily disassembled double-thread fine-adjustable wood-splintering blade according to claim 4, characterized in that: The tool assembly (2) also includes a guide key (24), an upper slide groove (224) is provided on the outer wall of the groove wall on one side of the movable tool holder (22), a lower slide groove (213) is provided on the groove wall of the tool holder groove (211), the movable tool holder (22) is inserted into the tool holder groove (211), the upper slide groove (224) and the lower slide groove (213) are aligned and buckled with each other up and down to form a key groove, and the guide key (24) is inserted in the key groove.

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