CN111822093A - Interlock roller with self-adaptive interlock interval - Google Patents
Interlock roller with self-adaptive interlock interval Download PDFInfo
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- CN111822093A CN111822093A CN202010805939.0A CN202010805939A CN111822093A CN 111822093 A CN111822093 A CN 111822093A CN 202010805939 A CN202010805939 A CN 202010805939A CN 111822093 A CN111822093 A CN 111822093A
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- oil
- occlusion
- roller
- adaptive
- interlock
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- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000003044 adaptive effect Effects 0.000 claims abstract 14
- 239000003921 oil Substances 0.000 claims description 96
- 239000010720 hydraulic oil Substances 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
- B02C4/34—Adjusting, applying pressure to, or controlling the distance between, milling members in mills wherein a roller co-operates with a stationary member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/40—Detachers, e.g. scrapers
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses an occlusion roller with adaptive occlusion space, which comprises an occlusion roller supporting frame, wherein an occlusion roller body which is rotatably arranged is connected on the occlusion roller supporting frame, a driving element is arranged on the occlusion roller supporting frame, the driving element is in transmission connection with the occlusion roller body, a conveying mechanism is arranged below the occlusion roller supporting frame, the occlusion space is formed between the conveying mechanism and the occlusion roller body, and an adaptive telescopic mechanism capable of adjusting the size of the occlusion space according to the size of a material is arranged on the occlusion roller supporting frame. And the structure is simple, and the use is convenient.
Description
Technical Field
The invention relates to a grinding and crushing device.
Background
A mill-and-crush plant pulverizes material through nip rolls, typically during the feeding of the material, to provide people with pulverized material.
However, the existing nip roller cannot adjust the distance between the crushing roller and the conveying mechanism according to the size of the material, if the distance is not well controlled, the crushing roller cannot contact the material to crush or the distance between the crushing roller and the conveying mechanism is larger than the height of the material to crush, and a control structure capable of automatically adjusting the distance between the crushing roller and the conveying mechanism is needed to be provided.
Thus, the existing grinding and crushing equipment is further improved.
Disclosure of Invention
The invention aims to provide a control structure capable of automatically adjusting the distance between a crushing roller and a conveying mechanism.
In order to achieve the purpose, the invention adopts the following scheme:
the utility model provides an interlock roller of interlock interval self-adaptation, including interlock roller support frame, be connected with the interlock roller body that rotates the setting on the interlock roller support frame, be provided with drive element on the interlock roller support frame, drive element with interlock roller body transmission is connected, interlock roller support frame below is provided with conveying mechanism, form the interlock interval between conveying mechanism and the interlock roller body, be provided with the self-adaptation telescopic machanism that can adjust interlock interval size according to the material size on the interlock roller support frame.
Furthermore, the self-adaptive telescopic mechanism comprises an oil cylinder assembly arranged on the oil cylinder hinged support and a hydraulic system connected with the oil cylinder assembly to control the oil cylinder assembly to work.
Further, the hydraulic system comprises a hydraulic oil tank arranged outside the oil cylinder assembly, an oil inlet pipeline is arranged on the hydraulic oil tank, a reversing valve is arranged on the oil inlet pipeline, a first oil conveying pipe is arranged between a rodless cavity of the oil cylinder and the reversing valve, a second oil conveying pipe is arranged between a rod cavity of the oil cylinder and the reversing valve, a one-way throttle valve, a hydraulic control one-way valve, a first oil pipe and a second oil pipe which are connected between the first oil conveying pipe and the second oil conveying pipe are sequentially arranged on the first oil conveying pipe and the second oil conveying pipe towards the direction of the hydraulic oil tank, a shuttle valve is arranged on the first oil pipe, an adjustable pilot overflow valve is arranged on the second oil pipe, an outlet end of the adjustable pilot overflow valve is connected with an oil return pipe, the oil return pipe is connected with the hydraulic oil tank in a straight way, an overflow valve is arranged on the oil return pipe, and a third oil pipe is connected between, and a check valve is arranged on the third oil pipe.
Furthermore, a lifting connecting seat is arranged on the occlusion roller supporting frame, the lifting connecting seat comprises a plurality of guide rail sliding blocks fixedly connected with the occlusion roller body, guide rail sliding bodies fixedly connected with external equipment are movably arranged in the guide rail sliding blocks, and the guide rail sliding bodies are vertically arranged.
Furthermore, the driving element comprises a hydraulic motor, the output end of the hydraulic motor is connected with the meshing roller body for transmission, and a manual control valve for controlling the hydraulic motor to be switched on and switched off is connected to the hydraulic motor.
Further, the occlusion roller support frame comprises side supporting plates on two sides, a connecting cross rod arranged between the side supporting plates on the two sides is connected, and a rotating shaft hole is formed in each side supporting plate.
Further, the meshing roller body comprises a middle rotating shaft transversely inserted into the rotating shaft hole, and a meshing roller is arranged on the middle rotating shaft.
Furthermore, the circumference of the surface of the meshing roller is provided with a plurality of rows of meshing teeth, and the meshing roller is arranged in a cylindrical shape.
Further, install antifriction bearing in the pivot hole, the setting of interlude is in having the pivot in the antifriction bearing, be provided with the bearing seal circle that is used for protecting the bearing on the antifriction bearing, the interlock roller outside is provided with the flitch of scraping of connection on connecting the horizontal pole, scrape the horizontal equipartition of flitch lower limb and be provided with a plurality of flutings, be provided with the articulated support of hydro-cylinder that is used for connecting the hydro-cylinder subassembly on the interlock roller support frame.
Furthermore, a travel switch used for controlling the starting of the self-adaptive telescopic mechanism is arranged on the conveying mechanism, and the travel switch is in signal connection with the self-adaptive telescopic mechanism. Furthermore, a travel switch used for controlling the starting of the self-adaptive telescopic mechanism is arranged on the conveying mechanism, and the travel switch is in signal connection with the self-adaptive telescopic mechanism.
In summary, compared with the prior art, the invention has the beneficial effects that:
the invention solves the defects of the existing crushing equipment, can automatically adjust the distance between the crushing roller and the conveying mechanism according to the size of the material, ensures that the distance between the crushing roller and the conveying mechanism is at a proper height, ensures that the occlusion roller can apply pressure to the material and crush the material, and provides a control structure which can automatically adjust the distance between the crushing roller and the conveying mechanism, and has simple structure and convenient use.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of a nip roll support frame configuration of the present invention;
FIG. 4 is a schematic view of the lifting connection seat of the present invention;
FIG. 5 is a schematic structural view of the present invention;
FIG. 6 is a schematic diagram of a nip roll hydraulic control system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides an interlock roller of interlock interval self-adaptation, including interlock roller support frame 1, be connected with the interlock roller body 2 that rotates the setting on the interlock roller support frame 1, be provided with drive element 3 on the interlock roller support frame 1, have drive element 3 with 2 transmission connections of interlock roller body, 1 below of interlock roller support frame is provided with conveying mechanism, form the interlock interval between conveying mechanism and the interlock roller body 2, be provided with on the interlock roller support frame 1 and adjust the self-adaptation telescopic machanism 5 of interlock interval size according to the material size
The occlusion roll support frame 1 is mainly used for supporting, and is used for installing the occlusion roll body 2, supporting the lifting connecting seat 4 and the driving element 3, and connecting the self-adaptive telescopic mechanism 5;
the material can be occluded and crushed in the rotating process of the occlusion roller body 2;
the self-adaptive telescopic mechanism 5 can control the height of the holding frame 1 of the occlusion roller according to the height of the material, and the self-adaptive telescopic mechanism 5 controls the telescopic height within a specified pressure range by upward force applied to the self-adaptive telescopic mechanism 5 by the high top pressure of the material;
the lifting connecting seat 4 mainly plays a role of guiding the meshing roller supporting frame 1 up and down;
the above structure principle:
during the use, under the normal condition, receive under the effect of external force, self-adaptation telescopic machanism 5 drives and removes interlock roller body 2 to the below position, namely interlock roller body 2 and its below conveying mechanism surface clearance minimum and form minimum interlock mouth promptly, send into the material in interlock roller body 2 below, according to the height of material, interlock roller body 2 is right under the ascending effort that receives the material roof pressure, self-adaptation telescopic machanism 5 carries out height control to interlock roller body 2, adjust to the height in the 5 home range of self-adaptation telescopic machanism, guarantee interlock mouth and material can match each other, when continuing to remove, travel switch response material, travel switch and self-adaptation telescopic machanism 5 carry out the electricity and connect, travel switch triggers, start self-adaptation telescopic machanism 5, make self-adaptation telescopic machanism 5 push down carry out the interlock and smash.
The lifting connecting seat 4 comprises a plurality of guide rail sliding blocks 401 fixedly connected with the meshing roller body 2, guide rail sliding bodies 402 fixedly connected with external equipment are movably arranged in the guide rail sliding blocks 401, and the guide rail sliding bodies 402 are vertically arranged; the rail slider 401 can linearly reciprocate on the rail slider 402.
The self-adaptive telescopic mechanisms 5 are vertically and uniformly arranged.
The self-adaptive telescopic mechanism 5 comprises an oil cylinder hinged support 501 arranged on a meshing roller support frame 1, wherein a hydraulic oil cylinder assembly 502 capable of being fixedly connected with external equipment is connected to the oil cylinder hinged support 501;
the control principle of hydraulic cylinder assembly 502 and the control elements outside hydraulic cylinder assembly 502 include:
as shown in fig. 6: the hydraulic control system comprises a reversing valve 901, a one-way throttle valve 902, a hydraulic control one-way valve 903, a constant value reducing valve 904, a shuttle valve 905, an adjustable pilot overflow valve 906, a straight-through overflow valve 907, a one-way valve 908, a hydraulic oil cylinder assembly 502 and a hand-operated control valve 302; a nip roller motor relief valve block 902, a hydraulic motor 301;
the driving element 3 comprises a hydraulic motor 301, the output end of the hydraulic motor 301 is connected with the meshing roller body 2 for transmission, and a manual control valve 302 for controlling the hydraulic motor 301 to be opened and closed is connected to the hydraulic motor 301;
all the above components are integrated into a hydraulic valve group.
The hand operated control valve 302 is pushed to the left and high pressure oil passes through the pinch roller motor relief valve block 902 to the hydraulic motor 301, driving the hydraulic motor 301 to operate.
The self-adaptive telescopic mechanism 5 comprises an oil cylinder hinged support 501, an oil cylinder assembly 502 and a hydraulic system, wherein the oil cylinder hinged support 502 is connected with the oil cylinder assembly 502 which can be fixedly connected with external equipment, and the hydraulic system is used for controlling the oil cylinder assembly 502 to work.
The hydraulic system comprises a hydraulic oil tank arranged outside an oil cylinder assembly 502, an oil inlet pipeline is arranged on the hydraulic oil tank, a reversing valve 901 is arranged on the oil inlet pipeline, a first delivery oil pipe 910 is arranged between a rodless cavity of the oil cylinder and the reversing valve 901, a second delivery oil pipe 911 is arranged between a rod cavity of the oil cylinder and the reversing valve 901, a one-way throttle valve 902, a hydraulic control one-way valve 903, a first oil pipe 912 and a second oil pipe 913 connected between the first delivery oil pipe 910 and the second delivery oil pipe 911 are respectively and sequentially arranged on the first delivery oil pipe 910 and the second delivery oil pipe 911 towards the direction of the hydraulic oil tank, a shuttle valve 905 is arranged on the first oil pipe 912, an adjustable pilot overflow valve 906 is arranged on the second oil pipe 913, the outlet end of the adjustable pilot overflow valve 906 is connected with an oil return pipe 914, and the oil return pipe 914 is connected with the hydraulic oil tank, a through overflow valve 907 is arranged on the oil return pipe 914, a third oil pipe 915 is connected between the oil return pipe 914 and the first oil delivery pipe 910, and a check valve 908 is arranged on the third oil pipe 915.
Stretching out the oil cylinder of the meshing roller: the reversing valve 901 is electrified to control the walking direction of the hydraulic oil, the hydraulic oil enters the one-way throttle valve 902, and the one-way throttle valve 902 plays a role in stabilizing the flow of the hydraulic oil; hydraulic oil passes through the one-way throttle valve 902 and enters the hydraulic control one-way valve 903, the hydraulic control one-way valve 903 returns to the oil way to be opened, and the hydraulic control one-way valve 903 mainly has the effect of stopping the system in the reverse direction; hydraulic oil passes through a hydraulic control one-way valve 903 and reaches a rodless cavity of the hydraulic oil cylinder assembly 502, the oil cylinder extends out, and the meshing roller extends downwards;
at this time, the adjustable pilot overflow valve 906 and the straight-through overflow valve 907 play a role in protection of two-stage safety valves.
The control logic for retracting the hydraulic cylinder assembly 502 is the reverse of the above procedure.
The hydraulic cylinder assembly 502 is set at a verified height. The nip roller is set to be automatically meshed.
When the system is used for feeding, when the size A of a material to be crushed is larger than or equal to the gap B between the meshing roller and the conveying belt, the meshing roller body 2 is subjected to an upward supporting force F, the force and the gravity G form a resultant force, pressure P is formed in a rodless cavity of the oil cylinder, pressure oil enters a rod cavity of the oil cylinder from the adjustable pilot overflow valve 906, and the oil cylinder retracts. Because the oil quantity of the oil rod cavity is larger than that of the oil without the rod cavity, the redundant oil returns to the oil tank through the adjustable pilot overflow valve 906 and the shuttle valve 905 and the direct overflow valve 907.
When the size A of the material to be crushed is smaller than or equal to the gap B between the meshing roller and the conveying belt, the meshing roller body 2 is driven by gravity, the oil cylinder extends out, oil in the rod cavity passes through the shuttle valve 905 and is directly communicated with the overflow valve 907 to return to the oil tank, and the oil in the rodless cavity is absorbed from the oil return pipe through the one-way valve 908, so that the oil balance function at the two ends of the oil cylinder is realized.
A speed reducer is connected to the hydraulic motor 301.
The occlusion roll support frame 1 comprises side support plates 101 on two sides, and a connecting cross rod 102 connected between the side support plates 101 on the two sides, wherein a rotating shaft hole 103 is formed in each side support plate 101;
the side backup pad 101 is two, controls the setting respectively, connects through connecting horizontal pole 102 to the interlock roller body 2 that sets up is rotated in the installation through pivot hole 103.
The nip roller body 2 comprises a middle rotating shaft 201 transversely inserted in the rotating shaft hole 103, and a nip roller 202 is arranged on the middle rotating shaft 201.
The circumference of the surface of the meshing roller 202 is provided with a plurality of rows of meshing teeth 100, and the meshing roller 202 is arranged in a cylindrical shape; during the rotation, the engaging teeth 100 engage and crush the materials such as wood.
According to the invention, a rolling bearing 200 is arranged in the rotating shaft hole 103, a middle rotating shaft 201 is inserted into the rolling bearing 200, and a bearing sealing ring 300 for protecting the bearing is arranged on the rolling bearing 200;
the outer side of the occlusion roller 202 is provided with a scraping plate 400 connected with the connecting cross rod 102, and the lower edge of the scraping plate 400 is transversely and uniformly provided with a plurality of grooves 500;
the scraping plate 400 is in clearance fit with the meshing teeth 100 of the meshing roller 202, and materials can be automatically scraped off after being stacked to exceed a certain size, so that the meshing teeth are cleaned;
while there have been shown and described the fundamental principles and principal features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are given by way of illustration of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an interlock roller of interlock interval self-adaptation, including interlock roller support frame (1), be connected with interlock roller body (2) that rotate the setting on interlock roller support frame (1), be provided with driving element (3) on interlock roller support frame (1), have driving element (3) with interlock roller body (2) transmission is connected its characterized in that: the improved structure is characterized in that a conveying mechanism is arranged below the occlusion roller supporting frame (1), an occlusion space is formed between the conveying mechanism and the occlusion roller body (2), and a self-adaptive telescopic mechanism (5) capable of adjusting the size of the occlusion space according to the size of materials is arranged on the occlusion roller supporting frame (1).
2. A nip roll with adaptive nip pitch according to claim 1, wherein the adaptive telescopic mechanism (5) comprises a cylinder assembly (502) arranged on a cylinder hinged support (501) and a hydraulic system connected with the cylinder assembly (502) to control the operation of the cylinder assembly (502).
3. The occlusion roll with the adaptive occlusion space as claimed in claim 2, characterized in that the hydraulic system comprises a hydraulic oil tank, an oil inlet pipe is arranged on the hydraulic oil tank, a reversing valve (901) is arranged on the oil inlet pipe, a first delivery oil pipe (910) is arranged between a rodless cavity of the oil cylinder assembly (502) and the reversing valve (901), a second delivery oil pipe (911) is arranged between a rod cavity of the oil cylinder and the reversing valve (901), the first delivery oil pipe (910) and the second delivery oil pipe (911) are respectively and sequentially provided with a one-way throttle valve (902), a hydraulic control one-way valve (903), a first oil pipe (912) and a second oil pipe (913) which are connected between the first delivery oil pipe (910) and the second delivery oil pipe (911) towards the direction of the hydraulic oil tank, the first oil pipe (912) is provided with a shuttle valve (905), and the second oil pipe (913) is provided with an adjustable pilot overflow valve (906), an outlet end of the adjustable pilot overflow valve (906) is connected with an oil return pipe (914), the oil return pipe (914) is connected with a hydraulic oil tank, a straight-through overflow valve (907) is arranged on the oil return pipe (914), a third oil pipe (915) is connected between the oil return pipe (914) and the first oil conveying pipe (910), and a check valve (908) is arranged on the third oil pipe (915).
4. The occlusion roll with the adaptive occlusion space as claimed in claim 1, wherein a lifting connection base (4) is arranged on the occlusion roll support frame (1), the lifting connection base (4) comprises a plurality of guide rail sliding blocks (401) fixedly connected with the occlusion roll body (2), a guide rail sliding body (402) fixedly connected with external equipment is movably arranged in each guide rail sliding block (401), and each guide rail sliding body (402) is vertically arranged.
5. A nip roll with adaptive nip pitch according to claim 3, characterized in that the driving element (3) comprises a hydraulic motor (301), the output end of the hydraulic motor (301) is connected with the nip roll body (2) for transmission, and a hand-operated control valve (302) for controlling the hydraulic motor (301) to be switched is connected to the hydraulic motor (301).
6. A nip roll with adaptive nip pitch according to claim 1, characterized in that the nip roll supporting frame (1) comprises two side supporting plates (101), a connecting cross rod (102) is connected between the two side supporting plates (101), and the side supporting plates (101) are provided with rotating shaft holes (103).
7. A meshing roller with adaptive meshing distance according to claim 6, characterized in that the meshing roller body (2) comprises a central rotating shaft (201) transversely inserted in the rotating shaft hole (103), and the meshing roller (202) is arranged on the central rotating shaft (201).
8. A nip roll with adaptive nip pitch according to claim 7, wherein said nip roll (202) has a plurality of rows of nip teeth (100) on the surface circumference, and said nip roll (202) is cylindrically disposed.
9. The occlusion roller with the adaptive occlusion space according to claim 7, characterized in that a rolling bearing (200) is installed in the rotating shaft hole (103), a middle rotating shaft (201) is inserted into the rolling bearing (200), a bearing sealing ring (300) used for protecting the bearing is arranged on the rolling bearing (200), a scraping plate (400) connected to the connecting cross rod (102) is arranged on the outer side of the occlusion roller (202), a plurality of grooves (500) are transversely and uniformly distributed on the lower edge of the scraping plate (400), and an oil cylinder hinged support (501) used for connecting an oil cylinder assembly (502) is arranged on the occlusion roller support frame (1).
10. A nip roll with adaptive nip pitch according to claim 1, characterized in that the conveying mechanism is provided with a travel switch for controlling the starting of the adaptive stretching mechanism (5), and the travel switch is in signal connection with the adaptive stretching mechanism (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805939.0A CN111822093B (en) | 2020-08-12 | 2020-08-12 | Occlusion roller with adaptive occlusion distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805939.0A CN111822093B (en) | 2020-08-12 | 2020-08-12 | Occlusion roller with adaptive occlusion distance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111822093A true CN111822093A (en) | 2020-10-27 |
| CN111822093B CN111822093B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010805939.0A Active CN111822093B (en) | 2020-08-12 | 2020-08-12 | Occlusion roller with adaptive occlusion distance |
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