Pressing wheel locking device for granulator

Abstract

The utility model provides a pinch roller locking device for a granulator, which comprises a circular mould, a pinch roller arranged close to the inner side of the circular mould, pinch roller shafts with one ends eccentrically connected with the pinch roller, a position adjusting structure connected with the pinch roller shafts, and a fixing plate connected with a plurality of pinch roller shafts, the position adjusting structure is connected on the fixing plate, and a gap is arranged between the circular mould and the pinch roller. The position adjusting structure comprises a pushing connecting rod, a pushing air cylinder with the free end fixedly connected with the pushing connecting rod and a supporting base connected with the pushing air cylinder, and the supporting base is fixed to the fixing plate. The push connecting rod drives the pinch roller shaft to rotate and adjust through a gear structure. According to the pressing wheel locking device for the granulator, provided by the utility model, a gap between the circular mold and the pressing wheel can be adjusted to a proper distance, so that the automation of adjustment is realized, the preparation quality of biological particles is ensured, and excessive loss of the circular mold is also avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pellet machine technical field, concretely relates to a pellet machine is with pressure wheel locking device. BACKGROUND

[0002] The pellet machine is mainly applied to the extrusion forming procedure of bio-pellet fuel, and the traditional power system of the pellet machine is generally an asynchronous AC motor, which obtains ideal output rotation speed and torque through a speed reducer and realizes the extrusion forming of wood chips, coal powder, sludge and other municipal solid waste at low speed and high pressure.

[0003] The current pelletizing principle of the pellet machine is generally to extrude the crushed biomass fuel into the discharge hole arranged in the ring die through the mutual extrusion of the pressure wheel and the ring die, and then discharge the biomass fuel from the discharge hole. The spacing between the ring die and the pressure wheel determines the quality of pelletizing. When the spacing is too large, the extrusion force on the biomass pellet fuel is reduced, and the pelletizing efficiency is reduced. When the spacing is too small, the biomass fuel that is not fully crushed is easily extruded into the discharge hole, which can easily cause blockage in the discharge hole. Therefore, the appropriate gap between the ring die and the pressure wheel can not only ensure a certain extrusion force, but also fully grind the biomass fuel.

[0004] Therefore, how to make the gap between the ring die and the pressure wheel be at an appropriate distance becomes a technical problem to be solved by the present application. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of pressure wheel locking devices for pellet machine, solve how to adjust the gap between ring die and pressure wheel to appropriate distance, and it is realized that the automation of adjustment, it is guaranteed that the preparation quality of bio-pellet, it is also avoided to the excessive wear of ring die.

[0006] A kind of pressure wheel locking device for pellet machine, including ring die, the pressure wheel being close to the inner side of the ring die is arranged, the pressure wheel shaft being eccentrically connected to one end of the pressure wheel, the position adjusting structure being connected with the pressure wheel shaft, the fixed plate being connected with multiple pressure wheel shafts, the position adjusting structure is connected on the fixed plate, and the gap is provided between the ring die and the pressure wheel.

[0007] The position adjusting structure includes push link, push cylinder, the push cylinder is connected with the push link, and the support seat is connected with the push cylinder, and the support seat is fixed on the fixed plate;

[0008] The push link drives the pressure wheel shaft to rotate by gear structure and is adjusted.

[0009] The pressure wheel shaft comprises a shaft body coaxially connected with the pressure wheel, an upper eccentric shaft eccentrically connected with the upper end of the shaft body, a lower eccentric shaft eccentrically connected with the lower end of the shaft body, and external meshing teeth arranged outside the upper eccentric shaft, wherein the upper eccentric shaft is rotationally adjusted and connected to the fixed plate.

[0010] The lower eccentric shaft is rotationally connected to the pressure wheel seat, and the upper eccentric shaft and the lower eccentric shaft are coaxially arranged.

[0011] The gear structure comprises a rotating wheel, a hinged rod fixedly connected to one side of the rotating wheel, and internal meshing teeth coaxially arranged on the rotating wheel, wherein the internal meshing teeth are meshingly connected to the outside of the external meshing teeth, and the other end of the hinged rod is hingedly connected to the pushing connecting rod.

[0012] The outer edge of the fixed plate is provided with a camera, the camera is opposite to the gap position between the pressure wheel and the ring mold, the camera is connected to a printing laser engraving detection system, the printing laser engraving detection system is connected to a PLC controller, and the PLC controller is connected to the pushing cylinder.

[0013] The printing laser engraving detection system has a pre-recorded gap image.

[0014] The newly taken gap photo is compared with the pre-recorded gap image, whether the gap is adjusted in place is judged, and the automatic adjustment of the PLC controller can be realized.

[0015] The ring mold is positioned on a ring mold seat.

[0016] The pressure wheel shaft is rotationally connected to a pressure wheel seat, the bottom surface of the pressure wheel seat is coaxially connected to a main shaft, and the main shaft is drivingly connected to a permanent magnet motor.

[0017] The top end of the pressure wheel shaft is provided with a lubricating assembly.

[0018] The outer side of the camera is provided with a protective shell.

[0019] The position adjusting structure comprises a pushing connecting rod, a lead screw fixedly connected to the free end of the pushing connecting rod, support seats clamped on both sides of the lead screw, and two nuts arranged on the lead screw, wherein the two nuts are arranged on both sides of the support seat, and the support seat is fixed to the fixed plate.

[0020] The lead screw drives the pressure wheel shaft to rotationally adjust through the gear structure.

[0021] The beneficial effects of the utility model lie in the following points:

[0022] (1) Set up push link and push cylinder, combine eccentric principle, can adjust the rotation of the compression wheel shaft conveniently and quickly, when the compression wheel shaft drives the compression wheel to rotate, can adjust the gap between the compression wheel and the ring mold, so as to realize the technical purpose of adjusting the granulation quality;

[0023] (2) Set up camera, cooperate with printing laser carving detection system and PLC controller, can automatically adjust the gap between the compression wheel and the ring mold under certain time interval, avoid the trouble that the equipment needs to be disassembled for adjustment in the past, improve the degree of automation. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the external structure diagram of the compression wheel and the ring mold in the utility model embodiment 1.

[0025] Figure 2 It is the internal structure diagram of the compression wheel and the ring mold in the utility model embodiment 1.

[0026] Figure 3 It is the structure diagram of position adjusting structure in the utility model embodiment 1.

[0027] Figure 4 It is the structure diagram of compression wheel shaft in the utility model embodiment 1.

[0028] Figure 5 It is the structure diagram of position adjusting structure in the utility model embodiment 2.

[0029] Wherein, the reference sign is: 1, ring mold;2, fixed plate;3, position adjusting structure;31, support seat;32, push cylinder;321, nut one;322, nut two;33, push link;4, rotating wheel;41, internal meshing tooth;5, compression wheel shaft;51, external meshing tooth;511, upper eccentric shaft;52, shaft body;521, lower eccentric shaft;6, compression wheel. DETAILED DESCRIPTION

[0030] In order to more clearly illustrate the technical features of the scheme, the following through specific implementation, the scheme is described.

[0031] Embodiment 1

[0032] Referring to Figures 1-4 A kind of compression wheel locking device for granulator, including ring mold 1, the compression wheel 6 being arranged close to the inner side of ring mold 1, the compression wheel shaft 5 being eccentrically connected to one end of compression wheel 6, the position adjusting structure 3 being connected with compression wheel shaft 5, the fixed plate 2 being connected with multiple compression wheel shafts 5, position adjusting structure 3 is connected on fixed plate 2, and gap is provided between ring mold 1 and compression wheel 6.

[0033] The position adjusting structure 3 comprises a pushing connecting rod 33, a pushing cylinder 32 fixedly connected with the free end of the pushing connecting rod 33, and a supporting base 31 connected with the pushing cylinder 32, wherein the supporting base 31 is fixed on the fixed plate 2.

[0034] The pushing connecting rod 33 drives the compression roller shaft 5 to rotate through a gear structure.

[0035] The compression roller shaft 5 comprises a shaft body 52 coaxially connected with the compression roller 6, an upper eccentric shaft 511 eccentrically connected with the upper end of the shaft body 52, a lower eccentric shaft 521 eccentrically connected with the lower end of the shaft body 52, and external meshing teeth 51 arranged on the outer side of the upper eccentric shaft 511, wherein the upper eccentric shaft 511 is rotationally adjusted and connected to the fixed plate 2.

[0036] The lower eccentric shaft 521 is rotationally connected to the compression roller base, and the upper eccentric shaft 511 and the lower eccentric shaft 521 are coaxially arranged.

[0037] The gear structure comprises the rotating wheel 4, a hinged rod fixedly connected with one end of the rotating wheel 4, and internal meshing teeth 41 coaxially arranged on the rotating wheel 4, wherein the internal meshing teeth 41 are meshingly connected on the outer side of the external meshing teeth 51, and the other end of the hinged rod is hingedly connected with the pushing connecting rod 33.

[0038] A camera is arranged on the outer edge of the fixed plate 2, and the camera is arranged to face the gap position between the compression roller 6 and the ring mold 1, wherein the camera is connected with a printing laser engraving detection system, the printing laser engraving detection system is connected with a PLC controller, and the PLC controller is connected with the pushing cylinder 32.

[0039] The printing laser engraving detection system has a pre-recorded gap image.

[0040] The newly photographed gap image is compared with the pre-recorded gap image to determine whether the gap is adjusted in place, and the automatic adjusting function of the PLC controller can be realized.

[0041] The ring mold 1 is positioned on a ring mold base.

[0042] The compression roller shaft 5 is rotationally connected to a compression roller base, the bottom surface of the compression roller base is coaxially connected with a main shaft, and the main shaft is drivingly connected with a permanent magnet motor.

[0043] The top end of the compression roller shaft 5 is provided with a lubricating assembly.

[0044] The specific structure of the lubricating assembly is a prior art, which is not described in detail here.

[0045] The specific working process of the utility model is as follows:

[0046] The push link 33 and the push cylinder 32 are arranged, and the eccentric principle is combined, so that the rotation of the compression wheel shaft 5 can be conveniently and quickly adjusted, that is, the push cylinder 32 drives the push link 33 to move, the push link 33 drives the rotating wheel 4 to rotate by a certain angle, and since the upper and lower eccentric shafts are eccentrically connected to the shaft body 52, the rotation of the upper and lower eccentric shafts drives the rotation of the shaft body 52 to be offset, and then drives the compression wheel 6 to be offset, so that the gap between the compression wheel 6 and the ring die 1 is adjusted, and the technical purpose of adjusting the granulation effect is achieved.

[0047] The camera is arranged, the printing and laser engraving detection system and the PLC controller are matched, the gap between the compression wheel 6 and the ring die 1 can be automatically adjusted at a specific time interval, and the trouble that the equipment needs to be disassembled for adjustment in the prior art is avoided, and the automation degree is improved.

[0048] The printing and laser engraving detection system is prior art, and will not be described here.

[0049] Embodiment 2

[0050] Referring to Figure 5 The position adjusting structure 3 comprises a push link 33, a lead screw 32 fixedly connected with the push link 33 at a free end, support seats 31 clamped on both sides of the lead screw 32, two nuts (including a nut one 321 and a nut two 322) arranged on the lead screw 32, and the two nuts are respectively arranged on both sides of the support seat 31, and the support seat 31 is fixed on the fixed plate 2.

[0051] The lead screw 33 drives the compression wheel shaft 5 to rotate and adjust through a gear structure.

[0052] The nut one 321 and the nut two 322 are manually operated, and the gap between the ring die 1 and the compression wheel 6 is adjusted through the two nuts.

[0053] The gear structure in this embodiment 2 is referred to in embodiment 1, and will not be described here.

[0054] The technical features not described in the utility model can be realized by or using prior art, and will not be described here. Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or replacements made by ordinary skilled persons in the technical field within the essential scope of the utility model should also belong to the protection scope of the utility model.

Claims

1. A press wheel locking device for a granulator, characterized by The utility model relates to a printing and laser carving position adjusting device, including ring mould (1), the pressure wheel (6) that sets up close to ring mould (1) inside, one end eccentric connection of pressure wheel (6) pressure wheel shaft (5), with pressure wheel shaft (5) connection position adjusting structure (3), with a plurality of pressure wheel shaft (5) connection fixed plate (2), position adjusting structure (3) is connected in fixed plate (2), gap is provided between ring mould (1) and pressure wheel (6).

2. A press wheel locking device for a granulator according to claim 1, characterized in that The position adjusting structure (3) includes a push link (33), a push cylinder (32) fixedly connected to a free end of the push link (33), and a support seat (31) connected to the push cylinder (32). The support seat (31) is fixed on the fixed plate (2). The push link (33) drives the pressure wheel shaft (5) to rotate and adjust through a gear structure.

3. A press wheel locking device for a granulator according to claim 2, wherein The pressure wheel shaft (5) includes a shaft body (52) coaxially connected to the pressure wheel (6), an upper eccentric shaft (511) eccentrically connected to an upper end of the shaft body (52), a lower eccentric shaft (521) eccentrically connected to a lower end of the shaft body (52), and external meshing teeth (51) arranged on the outside of the upper eccentric shaft (511). The upper eccentric shaft (511) is rotationally adjusted and connected to the fixed plate (2). The lower eccentric shaft (521) is rotationally connected to a pressure wheel seat, and the upper eccentric shaft (511) and the lower eccentric shaft (521) are coaxially arranged.

4. A press wheel locking device for a granulator according to claim 3, wherein The gear structure includes a rotating wheel (4), a hinge rod fixedly connected to one end of the rotating wheel (4), and internal meshing teeth (41) coaxially arranged on the rotating wheel (4). The internal meshing teeth (41) are meshingly connected to the outside of the external meshing teeth (51), and the other end of the hinge rod is hingedly connected to the push link (33).

5. A press wheel locking device for a granulator according to claim 4, wherein A camera is arranged on the outer edge of the fixed plate (2), and the camera faces the gap position between the pressure wheel (6) and the ring mould (1). The camera is connected to a printing and laser carving detection system, the printing and laser carving detection system is connected to a PLC controller, and the PLC controller is connected to the push cylinder (32). The printing and laser carving detection system has a pre-recorded gap image.

6. A press wheel locking device for a granulator according to claim 1, wherein The ring mould (1) is positioned on a ring mould seat.

7. A locking device for a granulator according to claim 1, wherein The pressure wheel shaft (5) is rotationally connected to a pressure wheel seat, the bottom surface of the pressure wheel seat is coaxially connected to a main shaft, and the main shaft is drivingly connected to a permanent magnet motor.

8. A locking device for a granulator according to claim 1, wherein A lubricating assembly is arranged at the top end of the pressure wheel shaft (5).

9. A locking device for a granulator according to claim 5, wherein A protective shell is arranged on the outside of the camera.

10. A press wheel locking device for a granulator according to claim 1, wherein The position adjusting structure (3) includes a push link (33), a lead screw (32) fixedly connected to a free end of the push link (33), support seats (31) clamped on both sides of the lead screw (32), and two nuts arranged on the lead screw (32). The two nuts are arranged on both sides of the support seats (31), and the support seats (31) are fixed on the fixed plate (2). The lead screw (32) drives the pressure wheel shaft (5) to rotate and adjust through a gear structure.

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