CN111908153A - Automatic filling machine for oil cake production - Google Patents

Automatic filling machine for oil cake production Download PDF

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Publication number
CN111908153A
CN111908153A CN202010661633.2A CN202010661633A CN111908153A CN 111908153 A CN111908153 A CN 111908153A CN 202010661633 A CN202010661633 A CN 202010661633A CN 111908153 A CN111908153 A CN 111908153A
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sliding
powder
section
point
oil
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CN202010661633.2A
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CN111908153B (en
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吕战奎
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/005—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/02—Filling storage spaces as completely as possible, e.g. application of vibrators
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00—Production of fats or fatty oils from raw materials
    • C11B1/06—Production of fats or fatty oils from raw materials by pressing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Confectionery (AREA)

Abstract

The invention provides an automatic filling machine for processing oil cakes by extracting oil, which comprises a frame, a power unit arranged at the top of the frame and a conveying unit arranged on the working surface of the frame, and comprises a feed box, a primary feeding control unit, a transmission unit, a secondary feeding control unit and a conveying unit, wherein the transmission unit drives a cam component and an L-shaped connecting rod in the primary feeding control unit to realize the up-and-down motion control of a pressure head, a push rod component in the secondary feeding control unit is matched with a guide plate to realize the opening and closing of a feed opening, the opening time of the feed opening is designed according to the stroke of the feed box to realize the quantitative addition of powder, a positioning component is matched with a stepping motor to realize the accurate positioning of an iron ring and the automatic control of a sensor b and a sensor c, thereby realizing the automatic production, reducing the labor intensity, improving the compaction effect of the powder and providing good oil, the oil yield is improved.

Description

Automatic filling machine for oil cake production
Technical Field
The invention relates to the technical field of wood oil pressing equipment, in particular to an automatic filling machine for oil cake processing of oil pressing.
Background
With the improvement of living standard, the quality requirement of people on food is higher and higher, and particularly in the aspect of edible oil, the original ecological oil extraction process is pursued by more people. The whole process of traditional wood oil pressing is manually operated, the labor intensity is high, wherein in the cake wrapping process, after the powder is steamed, the powder is placed into an iron ring paved with straws, the powder is pressed tightly by continuously stepping the rice cake manually, and then the rice cake is moved to the next process for pressing. The cake wrapping process has the advantages that more or less powder is added, the subsequent cake wrapping is greatly influenced, the powder is too little, the cake wrapping cannot be compacted, the subsequent oil yield is influenced, the amount of the separated material is too much, the cake wrapping is not tight, and finally the powder leaks in the squeezing process to influence the oil quality.
The Chinese invention patent 201510037781.6 discloses a cake wrapping machine for rapeseed wood oil pressing production, which comprises a bottom plate, wherein a workbench is arranged on the bottom plate, and a through groove is arranged at the center of the workbench; a pressing mechanism is arranged above the through groove and fixed on the workbench through a support frame; a plurality of L-shaped push rods which are in sliding fit with the workbench are arranged on the workbench along the circumferential direction by taking the through groove as the circle center, and the L-shaped push rods are in sliding fit with the pressing mechanism; a bearing mechanism is arranged below the through groove, and a material pushing mechanism is arranged on the left side of the bearing mechanism; and a collecting box for collecting the oil cakes is arranged on the right side of the bearing mechanism.
The scheme solves the problems of insanitation, untight stepping, compaction and the like caused by the mode that a user steps on the powder manually by using feet in the prior art, but the powder adding process in the technical scheme is manually operated, quantitative powder adding cannot be realized, the labor intensity of personnel is high, and the powder adding cannot be quantitative.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides an automatic filling machine for oil cake processing of oil pressing, which utilizes automatic equipment to reduce the labor intensity of workers, improve the production efficiency and solve the problem that quantitative addition cannot be realized.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an automatic filling machine of processing oil cake extracts oil, includes the frame, installs the power pack at the frame top and installs the conveying unit on the frame working face, its characterized in that still includes:
the feed box is arranged below the power unit and connected with the output end of the power unit, the right half part of the feed box is provided with a feed bin with an opening at the top, the left half part of the feed box is provided with a guide cavity with an opening at the bottom, the bottom of the guide cavity and the bottom of the feed bin are provided with a discharge hole communicated with each other,
the primary feeding control unit comprises a pressure head, an L-shaped connecting rod and a cam assembly;
the pressure head is arranged in the guide cavity in a sliding fit manner;
the L-shaped connecting rod comprises a vertical part and a horizontal part, the horizontal part is arranged above the material box, one end of the horizontal part is arranged in a sliding fit with the cam assembly, and the other end of the horizontal part is connected with the vertical part; the tail end of the vertical part penetrates through the material box and is connected with the pressure head;
the cam component comprises a rotating shaft, a cam, a guide rod and a sliding guide block;
the cam is arranged on an installation plate arranged on one side of the feed box through a rotating shaft, and an annular track groove a is formed in one end surface of the cam along the edge of the outer side surface of the cam;
one end of the guide rod is connected with the mounting plate, and the other end of the guide rod is rotatably connected with the rotating shaft;
the sliding guide block is arranged between the guide rod and the cam in a sliding fit manner and is arranged in a sliding fit manner with the horizontal part of the L-shaped connecting rod;
the transmission unit comprises a gear connected with the rotating shaft and a rack arranged on one side of the material box, and the gear and the rack are in meshed transmission;
the secondary feeding control unit comprises a push rod assembly and a guide plate; the guide plate is connected with the mounting plate; one end of the push rod assembly is in sliding fit with the guide plate, and the other end of the push rod assembly is arranged at the bottom of the storage bin in a sliding manner; and
the conveying unit is arranged below the material box, and one side of the conveying unit is provided with a positioning assembly used for positioning an iron ring to be added with powder under the pressure head.
As an improvement, the bottom of the feed box is provided with a limiting groove a, two ends of the limiting groove a penetrate through the discharge hole and the feed bin respectively, and the limiting groove a is in horizontal sliding fit with the push rod assembly.
The push rod assembly comprises a push rod switch and a sliding unit; the sliding unit comprises a sliding rod in sliding fit with the guide plate and a connecting rod for connecting the sliding rod and the push rod switch.
The front surface of the sliding guide block is obliquely provided with a guide groove b in sliding fit with the guide rod, the back surface of the sliding guide block is provided with a guide boss in sliding fit with the track groove a, and the horizontal part of the L-shaped connecting rod penetrates through the side surface of the sliding guide block.
The positioning assembly comprises a sensor a, and the plane where the sensor a is located and the plane where the outer diameter side face of the pressure head is located in the output direction close to the iron ring are the same plane.
As a modification, the conveying unit adopts roller conveying, and adopts a stepping motor as a power source.
The side surface of the guide plate is provided with a track groove b penetrating through the guide plate, and the front surface of the guide plate is provided with a limit groove b penetrating through the guide plate; the deflector divide into first interval UV, second interval VW and third interval WX along vertical direction in proper order, and wherein first interval UV is vertical setting, and second interval VW is the slope setting, and third interval WX is vertical setting.
The cam is sequentially divided into a fourth section PLQ, a fifth section QMR and a sixth section RSP along the edge of the track groove a, wherein the fourth section PLQ is a process section for adding powder, the fifth section QMR is a process section for compacting the powder, and the sixth section RSP is a transition section.
Wherein, the process of adding the powder comprises the following steps:
the powder adding process comprises the following steps: when an iron ring without added powder is conveyed to the position below a material box by a conveying device, a positioning assembly transmits signals to a conveying unit and a power unit, the conveying unit stops, the sliding guide block is located at a point P, the power unit works to drive the material box to move downwards and drive a cam to rotate, the point P moves to a point Q, a pressure head moves from bottom to top, a discharge port is opened gradually and powder is added, when the sliding guide block moves to a point L, the pressure head reaches the highest point, the discharge port is opened completely, the sliding guide block moves downwards along with the material box, the sliding guide block moves from the point L to the point Q, the lower plane of the pressure head just crosses the bottom surface of the material box, and a push rod assembly moves to the point W along a track groove b to completely seal the discharge port;
and (3) powder compacting process: the material box continues to move downwards, the sliding guide block moves from a point Q to a point R, the punch head just contacts with the top surface of the iron ring at the moment, powder compaction is realized, the push rod assembly moves to a point X, and the discharge hole is kept in a closed state;
the recovery process of the material box comprises the following steps: the feed box is driven by the power unit and moves upwards, the conveying unit works to convey the compacted material cakes to the rear, convey the material cakes for adding powder to the position right below the feed box, when the sliding guide block moves to a point P, the initial position is reached, the power unit stops, the push rod assembly is located at the UV section, the discharge port is opened, and the discharge port is sealed by the pressure head.
The sensor assembly comprises a sensor b and a sensor c, the plane where the sensor b is located coincides with the plane where the upper end face of the storage bin is located at the initial position, and the plane where the sensor c is located coincides with the plane where the upper end face of the storage bin is located when the sliding guide block moves to the R point.
The invention has the beneficial effects that:
(1) according to the invention, the transmission unit drives the cam component and the L-shaped connecting rod in the primary feeding control unit to realize the up-and-down motion control of the pressure head, the push rod component in the secondary feeding control unit is matched with the guide plate to realize the opening and closing of the material outlet, the opening time of the material outlet is designed according to the stroke of the material box, and the quantitative addition of powder is realized;
(2) when the feed box moves downwards, the cam moves from the highest point to the lowest point, and the movement speed of the pressure head is fastest, so that the effect of downward striking is realized, and the compaction effect of powder is improved;
(3) the positioning assembly is matched with the stepping motor, so that the accurate positioning of the iron ring and the automatic control of the sensor b and the sensor c are realized, the automatic production is realized, and the labor intensity is reduced;
in conclusion, the full-automatic oil press adopts full-automatic production, realizes quantitative feeding and material cake compaction in the process of the upper stroke and the lower stroke of the material box, saves the process steps, improves the production efficiency, reduces the labor intensity, can meet the requirement of quantitative feeding, improves the powder compaction effect, provides good oil cake for subsequent oil pressing, and improves the oil yield.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic reverse view of the overall structure of the present invention;
FIG. 3 is a schematic view of the cam assembly of the present invention;
FIG. 4 is a schematic view of the connecting rod and ram configuration of the present invention;
FIG. 5 is a schematic view of the structure of the bin according to the invention;
FIG. 6 is a schematic view of a sliding connection block according to the present invention;
FIG. 7 is a schematic view of the cam structure of the present invention;
FIG. 8 is a second schematic view of the cam structure of the present invention;
FIG. 9 is a schematic view of the pushrod assembly of the present invention;
FIG. 10 is a schematic view of a guide plate structure according to the present invention;
FIG. 11 is a second schematic view of a guide plate according to the present invention;
FIG. 12 is a schematic view of the initial position (point P) of the working state of the present invention;
FIG. 13 is a schematic view (point L) of the discharge port of the present invention in an operating state;
FIG. 14 is a schematic view (point Q) of the discharge port of the present invention in an operating state;
FIG. 15 is a schematic view of the invention at an operating condition for compacting the powder material (point L);
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
As shown in fig. 1-7, an automatic filling machine for oil cake of oil pressing process comprises a frame 1, a power unit 2 installed on the top of the frame 1, and a conveying unit 3 installed on a working surface 11 of the frame 1, and further comprises:
the feed box 4 is arranged below the power unit 2 and connected with the output end of the power unit 2, the right half part of the feed box 4 is provided with a feed bin 41 with an open top, the left half part of the feed box 4 is provided with a guide cavity 42 with an open bottom, the bottom of the guide cavity 42 and the bottom of the feed bin 41 are provided with a discharge hole 43 communicated with each other,
a primary charging control unit 5, wherein the primary charging control unit 5 comprises a pressure head 51, an L-shaped connecting rod 52 and a cam component 53;
the pressure head 51 is arranged in the guide cavity 42 in a sliding fit manner;
the L-shaped connecting rod 52 comprises a vertical part 521 and a horizontal part 522, the horizontal part 522 is arranged above the material box 4, one end of the horizontal part 522 is arranged in a sliding fit with the cam assembly 53, and the other end of the horizontal part 522 is connected with the vertical part 521; the tail end of the vertical part 521 penetrates through the material box 4 and is connected with the pressure head 51;
the cam assembly 53 includes a rotating shaft 531, a cam 532, a guide rod 533, and a sliding guide block 534;
the cam 532 is arranged on the mounting plate 12 arranged at one side of the feed box 4 through a rotating shaft 531, and an annular track groove a5322 is formed in one end surface of the cam along the edge of the outer side surface 5321 of the cam;
one end of the guide rod 533 is connected to the mounting plate 12, and the other end thereof is rotatably connected to the rotating shaft 531;
the sliding guide block 534 is disposed between the guide rod 533 and the cam 532 in a sliding fit manner and disposed in a sliding fit manner with the horizontal portion 522 of the L-shaped link 52;
the transmission unit 6 comprises a gear 61 connected with the rotating shaft 531 and a rack 62 arranged on one side of the feed box 4, and the gear 61 is meshed with the rack 62 for transmission;
a secondary charging control unit 7, wherein the secondary charging control unit 7 comprises a push rod assembly 71 and a guide plate 72; the guide plate 72 is connected with the mounting plate 12; one end of the push rod assembly 71 is in sliding fit with the guide plate 72, and the other end of the push rod assembly is arranged at the bottom of the storage bin 41 in a sliding manner; and
the conveying unit 3 is arranged below the material box 4, and a positioning assembly 8 for positioning an iron ring 100 to be added with powder under the pressure head 51 is arranged on one side of the conveying unit 3.
As shown in fig. 5, the bottom of the material box 4 is provided with a limiting groove a44, two ends of the limiting groove a44 respectively penetrate through the material outlet 43 and the material bin 41, and the limiting groove a44 is horizontally and transversely matched with the push rod assembly 71 in a sliding manner.
As shown in fig. 9, the push rod assembly 71 includes a push rod switch 711 and a sliding unit 712; the sliding unit 712 includes a sliding rod 7121 slidably engaged with the guide plate 72 and a connecting rod 7122 connecting the sliding rod 7121 and the push rod switch 711.
As shown in fig. 6, the front surface of the sliding guide block 534 is obliquely provided with a guide groove b5341 slidably engaged with the guide rod 533, the rear surface thereof is provided with a guide boss 5342 slidably engaged with the track groove a5322, and the horizontal portion 522 of the L-shaped link 52 is disposed through the side surface of the sliding guide block 534;
it should be noted that a guide sliding groove is formed in the middle of the sliding guide block 534, and the connecting rod 52 passes through the guide sliding groove for sliding fit.
The positioning assembly 8 comprises a sensor a81, and the plane of the sensor a81 and the plane of the outer diameter side surface of the pressure head 51 close to the output direction of the iron ring 100 are the same plane;
it should be noted that when the iron ring 100 is conveyed to the position right below the press head 51, the sensor a81 receives the signal from the side surface of the iron ring close to the output end of the conveying unit 3, and sends the signal to the conveying unit and the press head after conversion
As a modification, the conveying unit 3 employs roller conveying, which employs a stepping motor 31 as a power source.
It should be noted that, the roller is adopted to convey the powder material to bear the pressure in the process of compacting the powder material, and the stepping motor is adopted to realize intermittent motion, so that the iron ring is positioned more accurately.
As shown in fig. 7-8, a track groove b721 penetrating the guide plate 72 is formed on the side surface of the guide plate 72, and a limit groove b722 penetrating the guide plate 72 is formed on the front surface of the guide plate 72; the guide plate 72 is sequentially divided into a first section UV723, a second section VW724 and a third section WX725 along the vertical direction, wherein the first section UV723 is vertically disposed, the second section VW724 is obliquely disposed, and the third section WX725 is vertically disposed.
As shown in fig. 10-11, the cam 532 is divided into a fourth segment PLQ5323, a fifth segment QMR5324 and a sixth segment RSP5325 in sequence along the edge of the track groove a5322, wherein the fourth segment PLQ5323 is a process segment for implementing the addition of powder, the fifth segment QMR5324 is a process segment for implementing the compaction of powder, and the sixth segment RSP5325 is a transition segment.
Wherein, the process of adding the powder comprises the following steps:
as shown in fig. 12-14, the powder addition process: when the iron ring 100 without the added powder is conveyed to the lower part of the material box 4 by the conveying device, the positioning assembly 8 transmits a signal to the conveying unit 3 and the power unit 2, the conveying unit 3 stops, the sliding guide block 534 is located at a point P, the power unit 2 works to drive the material box 4 to move downwards and drive the cam 532 to rotate, the point P moves to a point Q, the pressure head 51 moves from bottom to top, the material outlet 43 is gradually opened and the powder is added, when the sliding guide block 534 moves to a point L, the pressure head 51 reaches the highest point, the material outlet 43 is completely opened at the moment, the sliding guide block 534 continues to move downwards along with the material box 4, the point L moves to the point Q, the lower plane of the pressure head 51 just crosses the bottom surface of the material box 4 at the moment, and the push rod assembly 71 moves to a point W along the track groove b721 to completely close the material;
as shown in fig. 15, the process of compacting the powder: the material box 4 continues to move downwards, the sliding guide block 534 moves from the point Q to the point R, the punch just contacts with the top surface of the iron ring 100 at the moment, the powder is compacted, the push rod assembly 71 moves to the point X, and the discharge hole 43 keeps a closed state;
and (3) recovery process of the material box 4: the material box 4 is driven by the power unit 2 and moves upwards, the conveying unit 3 works, the compacted material cakes are conveyed to the rear, the material cakes for adding powder are conveyed to the position right below the material box 4, when the sliding guide block 534 moves to the point P, the initial position is reached, the power unit 2 stops, the push rod assembly 71 is located in the UV section, the material outlet 43 is opened, and the material outlet 43 is blocked by the pressure head 51.
The sensor assembly 9 is arranged on the mounting frame, the sensor assembly 9 comprises a sensor b91 and a sensor c92, the plane of the sensor b91 is coincident with the plane of the upper end face of the bin 41 in the initial position, and the plane of the sensor c92 is coincident with the plane of the upper end face of the bin 41 when the sliding guide block 534 moves to the point R.
As shown in fig. 2, a receiving bin 200 is connected to the tail of the conveying unit, and a lifting mechanism 300 is arranged at the bottom of the receiving bin.
The working process is as follows:
manually placing the iron rings 100 with the straw paved thereon on the conveying unit 3, conveying the iron rings 100 by the conveying unit 3, when the iron rings 100 are conveyed to the lower part of the bin 4, sensing signals by the sensor a81 and sending signals to the stepping motor 31 to stop the operation of the conveying unit 3, at the moment, starting the operation of the power unit 2, driving the bin 4 to move downwards by the power unit 2, driving the gear 61 to rotate by the rack 62 arranged on the side surface of the bin 4, driving the cam 532 to rotate by the gear 61, driving the sliding guide block 534 to move upwards by the cam 532, driving the connecting rod 52 to move synchronously by the sliding guide block 534, driving the pressure head 51 connected with the connecting rod 52 to move upwards, opening the discharge port 43 of the bin 4, at the moment, moving the sliding guide block 534 from point P to point L, starting the feeding process, continuing to move the bin 4 downwards, driving the connecting rod 52 to move downwards by the cam 532, gradually closing the discharge port 43 downwards by the pressure head, after the powder is added, the push rod switch 711 moves inwards from the U section to the W point to completely close the material processing port, and the cam 532 is an acceleration section in the process that the sliding guide block 534 moves from the Q point to the R point, so that the pressure head 51 is accelerated in descending speed, the powder is quickly and downwards hit, the powder is compacted, and the effect of beating the powder is achieved; when the upper end surface of the bin 4 reaches the position of the sensor c92, the sensor c92 transmits a signal to the power unit 2, the power unit 2 stops moving downwards and moves upwards to drive the bin 4 to move upwards, the bin 4 drives the cam 532 to rotate, the cam 532 drives the connecting rod 52 and the pressure head 51 to move upwards, when the top of the bin 4 reaches the position of the sensor b91, the sliding guide block 534 returns to the point P at the initial position, the push rod switch 711 returns to the first section UV723 at the initial position, the power unit 2 stops working, the conveying unit 3 works at the same time to drive the filled iron rings 100 to be conveyed to the receiving bin 4, the iron rings 100 without powder are conveyed to the lower part of the bin 4 to carry out next powder adding, automatic continuous production is realized, a good horizontal reference is provided for the subsequent powder wrapping of straws by quantitative adding of powder and beating and compacting the powder in the iron rings 100, the rice straw is more completely coated, and a good cake is provided for improving the subsequent oil extraction rate.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides an automatic filling machine of oil cake of processing extracts oil, includes frame (1), installs power pack (2) at frame (1) top and installs conveying unit (3) on frame (1) working face (11), its characterized in that still includes:
the feed box (4) is arranged below the power unit (2) and is connected with the output end of the power unit (2), the right half part of the feed box (4) is provided with a feed bin (41) with an opening at the top, the left half part of the feed box (4) is provided with a guide cavity (42) with an opening at the bottom, the bottom of the guide cavity (42) and the bottom of the feed bin (41) are provided with a discharge hole (43) communicated with each other,
a primary charging control unit (5), wherein the primary charging control unit (5) comprises a pressure head (51), an L-shaped connecting rod (52) and a cam assembly (53);
the pressure head (51) is arranged in the guide cavity (42) in a sliding fit manner;
the L-shaped connecting rod (52) comprises a vertical part (521) and a horizontal part (522), the horizontal part (522) is arranged above the material box (4), one end of the horizontal part is arranged in a sliding fit with the cam assembly (53), and the other end of the horizontal part is connected with the vertical part (521); the tail end of the vertical part (521) penetrates through the material box (4) and is connected with a pressure head (51);
the cam assembly (53) comprises a rotating shaft (531), a cam (532), a guide rod (533) and a sliding guide block (534);
the cam (532) is arranged on a mounting plate (12) arranged on one side of the feed box (4) through a rotating shaft (531), and an annular track groove a (5322) is formed in one end face of the cam along the edge of the outer side face (5321) of the cam;
one end of the guide rod (533) is connected with the mounting plate (12), and the other end of the guide rod is rotatably connected with the rotating shaft (531);
the sliding guide block (534) is arranged between the guide rod (533) and the cam (532) in a sliding fit mode and is arranged in a sliding fit mode with the horizontal part (522) of the L-shaped connecting rod (52);
the transmission unit (6) comprises a gear (61) connected with the rotating shaft (531) and a rack (62) arranged on one side of the work bin (4), and the gear (61) is in meshing transmission with the rack (62);
a secondary charging control unit (7), wherein the secondary charging control unit (7) comprises a push rod assembly (71) and a guide plate (72); the guide plate (72) is connected with the mounting plate (12); one end of the push rod assembly (71) is in sliding fit with the guide plate (72), and the other end of the push rod assembly is arranged at the bottom of the storage bin (41) in a sliding mode; and
the conveying unit (3) is arranged below the material box (4), and a positioning assembly (8) used for positioning an iron ring (100) to be added with powder under the pressure head (51) is arranged on one side of the conveying unit (3).
2. The automatic filling machine for oil cake pressing according to claim 1, wherein the bottom of the bin (4) is provided with a limiting groove a (44), two ends of the limiting groove a (44) respectively penetrate through the discharge hole (43) and the bin (41), and the limiting groove a (44) is horizontally and transversely matched with the push rod assembly (71) in a sliding manner.
3. The automatic filling machine for oil pressing of oil cake according to claim 1, wherein said push rod assembly (71) comprises a push rod switch (711) and a sliding unit (712); the sliding unit (712) includes a sliding rod (7121) slidably fitted to the guide plate (72) and a connecting rod (7122) connecting the sliding rod (7121) and the push switch (711).
4. The automatic filling machine for oil pressing and processing of oil cakes according to claim 1, wherein a guide groove b (5341) in sliding fit with the guide rod (533) is obliquely arranged on the front surface of the sliding guide block (534), a guide boss (5342) in sliding fit with the track groove a (5322) is arranged on the back surface of the sliding guide block (534), and the horizontal part (522) of the L-shaped connecting rod (52) penetrates through the side surface of the sliding guide block (534).
5. The automatic filling machine for oil pressing processing of oil cakes according to claim 1, wherein the positioning component (8) comprises a sensor a (81), and the plane of the sensor a (81) is the same plane as the plane of the outer diameter side surface of the pressing head (51) close to the output direction of the iron ring (100).
6. The automatic filling machine for oil cake production according to claim 1, wherein said conveying unit (3) is a roller conveyor using a stepping motor (31) as a power source.
7. The automatic filling machine for oil cake pressing according to claim 1, characterized in that the side surface of the guide plate (72) is provided with a track groove b (721) penetrating through the guide plate (72), and the front surface of the guide plate (72) is provided with a limit groove b (722) penetrating through the guide plate (72); the guide plate (72) is sequentially divided into a first section UV (723), a second section VW (724) and a third section WX (725) along the vertical direction, wherein the first section UV (723) is vertically arranged, the second section VW (724) is obliquely arranged, and the third section WX (725) is vertically arranged.
8. The automatic filling machine for oil pressing and processing of oil cakes according to claim 2, wherein the cam (532) is sequentially divided into a fourth section PLQ (5323), a fifth section QMR (5324) and a sixth section RSP (5325) along the edge of the track groove a (5322), wherein the fourth section PLQ (5323) is a process section for adding powder, the fifth section QMR (5324) is a process section for compacting powder, and the sixth section RSP (5325) is a transition section.
9. The automatic filling machine for oil cake production according to claim 3, wherein the process of adding powder material comprises:
the powder adding process comprises the following steps: when the iron ring (100) without added powder is conveyed to the lower part of the material box (4) by the conveying device, the positioning component (8) transmits signals to the conveying unit (3) and the power unit (2), the conveying unit (3) stops, the sliding guide block (534) is located at a point P, the power unit (2) works to drive the material box (4) to move downwards and drive the cam (532) to rotate, the point P moves to a point Q, the pressure head (51) moves from bottom to top, the discharge hole (43) is gradually opened and powder adding is started, when the sliding guide block (534) moves to the point L, the pressure head (51) reaches the highest point, the discharge hole (43) is completely opened at the moment, the sliding guide block (534) moves to the point Q from the point L along with the downward movement of the feed box (4), the lower plane of the pressure head (51) just crosses the bottom surface of the feed box (4), and the push rod component (71) moves to the W point along the track groove b (721) to completely close the discharge hole (43);
and (3) powder compacting process: the material box (4) continues to move downwards, the sliding guide block (534) moves from the point Q to the point R, the punch just contacts with the top surface of the iron ring (100) at the moment to compact the powder, the push rod assembly (71) moves to the point X, and the discharge hole (43) keeps a closed state;
the recovery process of the bin (4): the feed box (4) is driven by the power unit (2) to move upwards, the conveying unit (3) works, the compacted material cakes are conveyed backwards, meanwhile, the material cakes for adding powder are conveyed to the position right below the feed box (4), when the sliding guide block (534) moves to a point P, the initial position is reached, the power unit (2) stops, the push rod assembly (71) is located in the UV section at the moment, the discharge hole (43) is opened, and the discharge hole (43) is blocked by the pressure head (51).
10. The automatic filling machine for oil pressing processing of oil cakes according to claim 9, further comprising a sensor assembly (9) arranged on the mounting frame, wherein the sensor assembly (9) comprises a sensor b (91) and a sensor c (92), the plane of the sensor b (91) is coincident with the plane of the upper end face of the storage bin (41) in the initial position, and the plane of the sensor c (92) is coincident with the plane of the upper end face of the storage bin (41) when the sliding guide block (534) moves to the point R.
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