Automatic adjustment crusher

Abstract

The present invention belongs to the technical field of pulverizers, and specifically discloses an automatic adjustment pulverizer, comprising a main frame, a driving chassis is arranged at the rear end of the main frame, a pulverizing box fixed to the main frame is arranged in front of the driving chassis, a discharge pipe is arranged above the pulverizing box, a feed port is arranged at the front end of the pulverizing box, and a feed guide plate is arranged below the front end of the feed port; a feed roller and a pulverizing knife roller are arranged in sequence from front to back in the pulverizing box; the main frame comprises a support beam for supporting the driving chassis, an adjustment chassis is arranged at the bottom end of the driving chassis, and the adjustment chassis can be adjusted forward and backward relative to the support beam, and a tension rod is arranged in the middle of the rear beam at the rear end of the main frame. The present invention can improve the effect and efficiency of material cutting, facilitate feeding, automatically control the feeding amount, and reduce the phenomenon of material jamming during feeding.

Description

Technical Field

[0001] The invention belongs to the technical field of pulverizers, and in particular relates to an automatic regulating pulverizer. Background Art

[0002] The tree crusher (wood crusher) is an ideal mechanical equipment for the front process of efficient production of wood powder. It can process wood materials such as branches and forks into wood chips at one time. It has the advantages of low investment, low energy consumption, high productivity, good economic benefits, and convenient use and maintenance. It is a special equipment for the development of edible fungi production or the production of high-density raw materials for particleboard, sawdust board, etc. At present, the crushers are all discharged through the discharge port after being crushed by a crushing knife roller. However, the current crusher is equipped with a crushing knife roller for crushing, and the crushing effect is poor and the efficiency is low. In addition, during the crushing process, the feed jam is prone to occur. Through artificial judgment, the feed amount is controlled, which affects the overall work efficiency and reduces the service life of the equipment; the feed port of the current crusher is a flat plate type. During the material transportation process, it belongs to sliding friction, and the resistance is large, which is not conducive to feeding. Summary of the invention

[0003] The purpose of the present invention is to provide an automatic regulating pulverizer, which can improve the cutting effect and efficiency of materials, facilitate feeding, automatically control the feeding amount, and reduce the material jamming phenomenon during feeding.

[0004] The technical solution adopted by the present invention is as follows:

[0005] An automatic adjustment pulverizer, comprising a main frame, a driving chassis is arranged at the rear end of the main frame, a crushing box fixed to the main frame is arranged in front of the driving chassis, a discharge pipe is arranged above the crushing box, a feed port is arranged at the front end of the crushing box, a feed guide plate is arranged below the front end of the feed port, the main frame comprises a support beam for supporting the driving chassis, an adjustment chassis is arranged at the bottom end of the driving chassis, and the adjustment chassis can be adjusted forward and backward relative to the support beam;

[0006] The crushing box is provided with a feed roller and a crushing knife roller in sequence from front to back.

[0007] A first rotating shaft is transversely passed through the feed roller, one end of which extends out of the crushing box and is connected to a hydraulic motor. An auxiliary feeding roller is arranged at the lower right of the feed roller, and a driven rotating shaft is arranged at the upper left of the feed roller.

[0008] A second rotating shaft is transversely passed through the pulverizing blade roller, a fan blade is arranged on the second rotating shaft, and a rotation speed sensor is arranged on one end of the second rotating shaft away from the fan blade.

[0009] A tension rod is arranged in the middle of the rear beam at the rear end of the main frame. The tension rod comprises an adjustment block which can be adjusted upward and downward. A pull ring is arranged on the rear side surface of the adjustment block.

[0010] Furthermore, the adjustment base frame includes two first support frames placed in parallel at intervals, a second support frame placed in parallel at intervals is provided between the two first support frames, the second support frame is provided with a through hole, and the support beam is provided with a long adjustment groove corresponding to the through hole; the rear beam at the rear end of the main frame is provided with interval fixing blocks, and the inner sides of the fixing blocks are provided with positioning rods, wherein the positioning rod close to the back side corresponds to and passes through the adjacent second support frame, and the other positioning rod passes through the end positioning block, and the end positioning block is fixed to the end of the corresponding first support frame.

[0011] Furthermore, a first inspection cover and a second inspection cover are provided at the upper end of the crushing box. The first inspection cover corresponds to the space above the feed roller, and the second inspection cover corresponds to the space above the crushing knife roller.

[0012] Furthermore, an adjustment guide plate is provided at the discharge port of the upper port of the discharge pipe, and side plates on both sides of the adjustment guide plate are provided with first adjustment bolts connected to the discharge pipe, an arc-shaped adjustment groove is provided below the first adjustment bolt, a second adjustment bolt passes through the arc-shaped adjustment groove, the second adjustment bolt passes through the adjacent side wall of the discharge pipe and is fastened by a locking nut, and an outer end of the second adjustment bolt is provided with an action handle.

[0013] Furthermore, an electric control box is provided on an outer wall of the crushing box on one side close to the rotation speed sensor, and a controller electrically connected to the rotation speed sensor is also provided in the electric control box, and the controller is electrically connected to the hydraulic motor.

[0014] Furthermore, a hydraulic motor connection seat is provided on one end of the first rotating shaft close to the hydraulic motor, a rotating shaft sleeve is provided on one end of the driven rotating shaft close to the hydraulic motor, and connecting plates are provided on both sides of the hydraulic motor connection seat and the rotating shaft sleeve.

[0015] Furthermore, a second driven pulley is provided at one end of the second rotating shaft, the second driven pulley is connected to the second driving pulley via a transmission belt, and the second driving pulley is provided on the motor shaft in the driving chassis.

[0016] Furthermore, a transverse serrated long cutting knife is provided on the circumference of the upper surface of the feed roller, and a transverse and detachable long cutting knife is provided on the circumference of the surface of the crushing knife roller.

[0017] Furthermore, the tension rod includes a connecting rod, and T-shaped connecting blocks are welded and fixed on the upper and lower surfaces of one end of the connecting rod close to the rear beam, and the cross plate of the T-shaped connecting block is connected to the rear beam by bolts, and adjustment plates are welded and fixed on both sides of the other end of the connecting rod, and the adjustment plates are provided with vertically arranged adjustment holes, and the adjustment block is fixed between the two adjustment plates by bolts.

[0018] Furthermore, both sides of the bottom end of the main frame are provided with moving wheels, and the rear side surfaces of the rear beam at the rear end of the main frame near both ends are provided with adjusting lifting columns.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0020] 1. In the present invention, the feed roller is more conducive to the material entering the crushing box for crushing. During the crushing process, the feed roller and the crushing knife roller are used to crush the material in sequence, thereby improving the crushing effect and efficiency.

[0021] 2. In the present invention, the speed sensor can detect the rotation speed of the second rotating shaft in real time. When the rotation speed is reduced due to material jamming, the controller stops the hydraulic motor according to the received information, and then stops the feeding by stopping the feed roller. After the speed is restored, the hydraulic motor is started to start feeding, thereby improving the automation of feeding and the overall work efficiency while avoiding affecting the service life of the equipment.

[0022] 3. In the present invention, the adjustment of the chassis relative to the support beam can be convenient for front and rear adjustment, thereby adjusting the tension of the connecting belt between the second driving pulley and the second driven pulley; the positioning rod assists the adjustment while enhancing the stability after adjustment.

[0023] 4. In the present invention, the tension rod is a component for realizing external connection with the power vehicle, and the adjustment block with the pull ring can be adjusted up and down, so as to meet the connection requirements of power vehicles of different heights and improve practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of an automatic adjustment pulverizer of the present invention;

[0025] Figure 2 It is a rear view of an automatic adjustment pulverizer of the present invention;

[0026] Figure 3 It is a front view of an automatic adjustment pulverizer of the present invention;

[0027] Figure 4 It is a schematic diagram of the structure of the crushing knife roller in the present invention;

[0028] Figure 5It is a schematic structural diagram of the feed roller in the present invention;

[0029] Figure 6 It is a schematic diagram of the connection structure between the main frame and the adjustable base frame in the present invention;

[0030] Figure 7 It is a structural schematic diagram of the tension action rod in the present invention;

[0031] Figure 8 It is a structural schematic diagram of the adjustment guide plate in the present invention.

[0032] Markings in the figure:

[0033] 1. Main frame; 10. Rear beam; 11. Moving wheel; 12. Support beam; 121. Long adjustment slot; 13. Fixed block; 131. Positioning rod;

[0034] 2. driving chassis; 21. adjusting chassis; 210. end positioning block; 211. first supporting frame; 212. through hole; 213. second supporting frame; 22. second driving pulley;

[0035] 3. Crushing box; 301. First inspection cover; 302. Second inspection cover; 31. Discharging pipe;

[0036] 32. Adjustment guide plate; 321. First adjustment bolt; 322. Arc-shaped adjustment slot; 323. Second adjustment bolt; 324. Locking nut; 325. Action handle;

[0037] 33. Crushing knife roller; 330. Second rotating shaft; 331. Second driven pulley; 332. Long cutting knife; 333. Fan blade;

[0038] 34. Feed roller; 341. First rotating shaft; 342. Sawtooth long cutting knife; 343. Hydraulic motor connecting seat;

[0039] 35. driven rotating shaft; 351. rotating sleeve;

[0040] 36. Auxiliary feeding roller; 37. Connecting plate; 38. Hydraulic motor; 39. Speed ​​sensor;

[0041] 4. Feed guide plate;

[0042] 5. Feeding port; 7. Electric control box; 8. Adjustment of lifting column;

[0043] 9. Tension rod; 91. Connecting rod; 92. T-type connecting block; 93. Adjustment plate; 931. Adjustment hole; 94. Adjustment block; 941. Pull ring. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0045] Example 1

[0046] like Figure 1-8 An automatic adjustment crusher includes a main frame 1, a driving chassis 2 is provided at the upper rear end of the main frame 1, a crushing box 3 fixed to the main frame 1 is provided in front of the driving chassis 2, a discharge pipe 31 is provided above the crushing box 3, a feed port 5 is provided at the front end of the crushing box 3, and a feed guide plate 4 is provided below the front end of the feed port 5. The main frame 1 includes a support beam 12 for supporting the driving chassis 2, and an adjustment chassis 21 is provided at the bottom end of the driving chassis 2. The adjustment chassis 21 can be adjusted forward and backward relative to the support beam 12.

[0047] A feed roller 34 and a crushing knife roller 33 are arranged in the crushing box 3 from front to back.

[0048] A first rotating shaft 341 runs transversely through the feed roller 34 , one end of the first rotating shaft 341 extends out of the crushing box 3 and is connected to the hydraulic motor 38 , an auxiliary feeding roller 36 is provided at the lower right of the feed roller 34 , and a driven rotating shaft 35 is provided at the upper left of the feed roller 34 .

[0049] A second rotating shaft 330 is transversely passed through the pulverizing blade roller 33 . A fan blade 333 is disposed on the second rotating shaft 330 . A rotation speed sensor 39 is disposed on one end of the second rotating shaft 330 away from the fan blade 333 .

[0050] A tension rod 9 is provided in the middle of the rear beam 10 at the rear end of the main frame 1. The tension rod 9 includes an adjustment block 94 that can be adjusted up and down. A pull ring 941 is provided on the rear side surface of the adjustment block 94.

[0051] Among them, the adjustment base frame 21 includes two first support frames 211 placed in parallel at intervals, a second support frame 213 placed in parallel at intervals is arranged between the two first support frames 211, the second support frame 213 is provided with a through hole 212, and the support beam 12 is provided with a long adjustment groove 121 corresponding to the through hole 212; the rear beam 10 at the rear end of the main frame 1 is provided with interval fixing blocks 13, and the inner side surfaces of the fixing blocks 13 are provided with positioning rods 131, wherein the positioning rod 131 close to the back side corresponds to and penetrates the adjacent second support frame 213, and the other positioning rod 131 penetrates the end positioning block 210, and the end positioning block 210 is fixed to the end of the corresponding first support frame 211.

[0052] The upper end of the crushing box 3 is provided with a first inspection cover 301 and a second inspection cover 302 . The first inspection cover 301 corresponds to the top of the feed roller 34 , and the second inspection cover 302 corresponds to the top of the crushing blade roller 33 .

[0053] Among them, an adjustment guide plate 32 is provided at the discharge port of the upper end of the discharge pipe 31, and the side plates on both sides of the adjustment guide plate 32 are provided with a first adjustment bolt 321 connected to the discharge pipe 31, and an arc-shaped adjustment groove 322 is provided below the first adjustment bolt 321, and a second adjustment bolt 323 passes through the arc-shaped adjustment groove 322. The second adjustment bolt 323 passes through the adjacent side wall of the discharge pipe 31 and is fastened by a locking nut 324, and the outer end of the second adjustment bolt 323 is provided with an action handle 325.

[0054] An electric control box 7 is provided on the outer wall of the crushing box 3 on one side close to the rotation speed sensor 39 . A controller electrically connected to the rotation speed sensor 39 is also provided in the electric control box 7 . The controller is electrically connected to the hydraulic motor 38 .

[0055] A hydraulic motor connection seat 343 is provided on one end of the first rotating shaft 341 close to the hydraulic motor 38 , a rotating shaft sleeve 351 is provided on one end of the driven rotating shaft 35 close to the hydraulic motor 38 , and connecting plates 37 are provided on both sides of the hydraulic motor connection seat 343 and the rotating shaft sleeve 351 .

[0056] A second driven pulley 331 is disposed at one end of the second rotating shaft 330 . The second driven pulley 331 is connected to the second driving pulley 22 via a transmission belt. The second driving pulley 22 is disposed on the motor shaft in the driving chassis 2 .

[0057] A transverse sawtooth long cutting knife 342 is provided on the circumference of the upper surface of the feed roller 34 , and a transverse detachable long cutting knife 332 is provided on the circumference of the surface of the crushing knife roller 33 .

[0058] Among them, the tension rod 9 includes a connecting rod 91, and the upper and lower surfaces of the connecting rod 91 close to the rear beam 10 are welded and fixed with T-shaped connecting blocks 92. The cross plate of the T-shaped connecting block 92 is connected to the rear beam 10 by bolts. Adjustment plates 93 are welded and fixed on both sides of the other end of the connecting rod 91. Vertically arranged adjustment holes 931 are provided on the adjustment plate 93. The adjustment block 94 is fixed between the two adjustment plates 93 by bolts.

[0059] Among them, moving wheels 11 are provided on both sides of the bottom end of the main frame 1, and adjusting lifting columns 8 are provided on the rear side surfaces near the two ends of the rear beam 10 at the rear end of the main frame 1.

[0060] During the specific implementation process, the material to be crushed can be conveyed to the feed guide plate 4 through an external conveying device and then enter the crushing box 3 through the feed port 5 for crushing. During the specific crushing process, the feed is first assisted by the feed roller 34, and the serrated long cutting knife 342 on the feed roller 34 can assist in crushing while scraping the material, and then the long cutting knife 332 on the crushing knife roller 33 is used for crushing, wherein the auxiliary feed roller 36 at the lower right of the feed roller 34 can assist in the conveying of the material, and the driven rotating shaft 35 at the upper left of the feed roller 34 can assist in conveying the material from the feed roller 34 to the crushing knife roller 33, and the crushed material can be discharged through the discharge pipe 31.

[0061] During the crushing process, the speed sensor 39 can detect the rotation speed of the second rotating shaft 330 in real time. By setting the range of the speed sensor 39, when it is detected that the rotation speed of the second rotating shaft 330 is reduced to less than 1800 revolutions per minute due to material jamming, the controller stops the hydraulic motor 38 according to the received information. When the speed recovers to more than 2000 revolutions per minute, the hydraulic motor 38 is controlled to start feeding through the feed roller 34, thereby improving the automation of feeding, improving the overall work efficiency and avoiding affecting the service life of the equipment.

[0062] The model of the controller includes but is not limited to STM32F103RCT6, and the speed sensor 39 includes but is not limited to JN338-AF flange speed torque sensor.

[0063] The adjusting base frame 21 can be easily adjusted forward and backward relative to the support beam 12, thereby adjusting the tension of the connecting belt between the second driven pulley 331 and the second driving pulley 22; during the specific adjustment process, the elongated adjustment grooves 121 corresponding to the through holes 212 on the support beam 12 are connected by bolts. When backward adjustment is required, loosen the bolts, move the adjusting base frame 21 backward, and move the bolts backward along the elongated adjustment grooves 121. After moving into place, tighten the bolts.

[0064] The positioning rod 131 can assist in the adjustment and enhance the stability after the adjustment.

[0065] Among them, the tension rod 9 is a component for realizing external connection with a power vehicle, and the adjustment block 94 with a pull ring 941 can be adjusted up and down to meet the connection requirements of power vehicles of different heights, thereby improving practicality.

[0066] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic adjustment pulverizer, comprising a main frame (1), a driving chassis (2) being provided at the rear end of the main frame (1), a pulverizing box (3) being fixed to the main frame (1) being provided in front of the driving chassis (2), a discharge pipe (31) being provided above the pulverizing box (3), a feed port (5) being provided at the front end of the pulverizing box (3), a feed guide plate (4) being provided below the front end of the feed port (5), characterized in that: The main frame (1) comprises a support beam (12) for supporting a drive chassis (2); an adjustment chassis (21) is provided at the bottom end of the drive chassis (2); the adjustment chassis (21) can be adjusted forward and backward relative to the support beam (12); The crushing box (3) is provided with a feed roller (34) and a crushing knife roller (33) in sequence from front to back; A first rotating shaft (341) is transversely passed through the feed roller (34), one end of the first rotating shaft (341) extends out of the crushing box (3) and is connected to a hydraulic motor (38); an auxiliary feed roller (36) is provided at the lower right of the feed roller (34), and a driven rotating shaft (35) is provided at the upper left of the feed roller (34); A second rotating shaft (330) is transversely passed through the pulverizing blade roller (33); a fan blade (333) is provided on the second rotating shaft (330); and a rotation speed sensor (39) is provided on an end of the second rotating shaft (330) away from the fan blade (333); A tension rod (9) is provided in the middle of the rear beam (10) at the rear end of the main frame (1), the tension rod (9) comprising an adjustment block (94) that can be adjusted upward and downward, and a pull ring (941) is provided on the rear side surface of the adjustment block (94); The adjustment base frame (21) comprises two first support frames (211) arranged in parallel and spaced apart, a second support frame (213) arranged in parallel and spaced apart is provided between the two first support frames (211), a through hole (212) is provided on the second support frame (213), and a long adjustment slot (121) corresponding to the through hole (212) is provided on the support beam (12); a rear beam (10) at the rear end of the main frame (1) is provided with fixed blocks (13) at intervals, and the inner side surfaces of the fixed blocks (13) are provided with positioning rods (131), wherein the positioning rod (131) close to the back side corresponds to and penetrates the adjacent second support frame (213), and the other positioning rod (131) penetrates the end positioning block (210), and the end positioning block (210) is fixed to the end of the corresponding first support frame (211); The tension action rod (9) comprises a connecting rod (91), the upper and lower surfaces of one end of the connecting rod (91) close to the rear beam (10) are both welded with T-shaped connecting blocks (92), the transverse plate of the T-shaped connecting block (92) is connected to the rear beam (10) by bolts, and the other end of the connecting rod (91) is both welded with adjustment plates (93) on both sides, the adjustment plates (93) are provided with vertically arranged adjustment holes (931), and the adjustment block (94) is fixed between the two adjustment plates (93) by bolts.

2. The automatic adjustment pulverizer according to claim 1, characterized in that: A first inspection cover (301) and a second inspection cover (302) are provided at the upper end of the crushing box (3); the first inspection cover (301) corresponds in space to the top of the feed roller (34), and the second inspection cover (302) corresponds in space to the top of the crushing blade roller (33).

3. The automatic adjustment pulverizer according to claim 1, characterized in that: An adjustment guide plate (32) is provided at the discharge port of the upper end of the discharge pipe (31), and first adjustment bolts (321) connected to the discharge pipe (31) are provided on side plates on both sides of the adjustment guide plate (32), and an arc-shaped adjustment groove (322) is provided below the first adjustment bolt (321), and a second adjustment bolt (323) passes through the arc-shaped adjustment groove (322), and the second adjustment bolt (323) passes through the adjacent side wall of the discharge pipe (31) and is fastened by a locking nut (324), and an outer end of the second adjustment bolt (323) is provided with an action handle (325).

4. The automatic adjustment pulverizer according to claim 1, characterized in that: An electric control box (7) is provided on an outer wall of one side of the crushing box (3) close to the rotation speed sensor (39), and a controller electrically connected to the rotation speed sensor (39) is also provided in the electric control box (7), and the controller is electrically connected to the hydraulic motor (38).

5. The automatic adjustment pulverizer according to claim 1, characterized in that: A hydraulic motor connection seat (343) is provided on one end of the first rotating shaft (341) close to the hydraulic motor (38), a rotating shaft sleeve (351) is provided on one end of the driven rotating shaft (35) close to the hydraulic motor (38), and connecting plates (37) are provided on both sides of the hydraulic motor connection seat (343) and the rotating shaft sleeve (351).

6. The automatic adjustment pulverizer according to claim 1, characterized in that: A second driven pulley (331) is provided at one end of the second rotating shaft (330); the second driven pulley (331) is connected to the second driving pulley (22) via a transmission belt; and the second driving pulley (22) is provided on a motor shaft in the driving chassis (2).

7. The automatic adjustment pulverizer according to claim 1, characterized in that: A transverse sawtooth long cutting knife (342) is provided on the circumference of the upper surface of the feed roller (34), and a transverse and detachable long cutting knife (332) is provided on the circumference of the surface of the crushing knife roller (33).

8. The automatic adjustment pulverizer according to claim 1, characterized in that: Both sides of the bottom end of the main frame (1) are provided with moving wheels (11), and the rear side surfaces of the rear beam (10) at the rear end of the main frame (1) near both ends are provided with adjusting lifting columns (8).

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