Discharging mechanism for storage hopper of raw oil press

Abstract

The utility model discloses a discharging mechanism for a storage hopper of a raw oil press, and belongs to the technical field of oil processing equipment. The discharging mechanism comprises a gear motor, a driving crank crank shaft mechanism, a driving connecting rod, a bearing, a transmission shaft, a driven crank crank shaft mechanism, a driven connecting rod and a discharging plate which are arranged above a storage hopper of the oil press. The gear motor drives the crank shaft of the driving crank to rotate, the crank shaft of the driving crank pushes the driving connecting rod to swing, the transmission shaft drives the crank shaft of the driven crank to swing, the crank shaft of the driven crank pushes the driven connecting rod to swing, and the swinging driven connecting rod drives the discharging plate to move linearly. According to the automatic discharging device, the driving crank crank shaft and the driven crank crank shaft are designed, and the rotating motion of a power source can be finally converted into the linear motion required by the discharging plate through the driving of the speed reducing motor, so that the automatic discharging purpose of the device is achieved, and the safety production requirement can be met while the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oil processing equipment technical field, concretely relates to a kind of unloading mechanism for raw pressing oil press storage hopper. BACKGROUND

[0002] Since raw pressing can keep more nutrient components of oil crops, many kinds of raw pressing edible oil are used in daily life.And the oil press is one kind of oil processing machinery, and the storage hopper of raw pressing oil press is used to store raw materials for oil pressing, and plant oil is extracted by extrusion method, and the blank cake after oil pressing is unloaded through the discharge of storage hopper, to complete the whole oil pressing process.

[0003] At present, raw pressing oil press feed hopper is provided with storage hopper, but the unloading mode of storage hopper generally adopts hand-pulled gate or gate pulled by air cylinder, and hand-pulled gate increases the working strength of operator, and when the size of storage hopper is larger or the loading is more, the arm is sore due to accumulation; although gate pulled by air cylinder is labor-saving, the production cost is higher, and one high-pressure air pump is needed for each oil press, and it is not conducive to production safety to place one high-pressure air pump in oil mill.

[0004] Therefore, it is urgent to design a simple and convenient driving oil press storage hopper unloading mechanism to replace manual unloading while ensuring safe production. UTILITY MODEL CONTENT

[0005] The utility model aims at overcoming the deficiencies in the prior art, and provides an unloading mechanism for raw pressing oil press storage hopper, which can finally convert the rotary motion of power source into the linear motion required by unloading plate by designing two mechanisms of driving crank crankshaft and driven crank crankshaft and driving by speed reducer motor, so as to realize the purpose of automatic unloading of the device, improve work efficiency, and ensure the need of safe production.

[0006] To achieve the above object, the utility model discloses the following technical scheme: a kind of unloading mechanism for raw oil press storage hopper, including the reduction motor being arranged above oil press storage hopper, driving crank shaft mechanism, driving link, bearing, transmission shaft, driven crank shaft mechanism, driven link and discharge plate;The output shaft of the reduction motor protrudes from the side wall surface of storage hopper, and the first movable hole is arranged on one end of driving link, and the second fixed hole is arranged on the other end, and the first fixed hole is arranged on one end of driving crank shaft mechanism and is fixed on the output shaft of reduction motor by the first fixed hole, and the other end of driving crank shaft mechanism is vertically fixedly connected with first crank axle and is slidably connected in the first movable hole of driving link by the first crank axle;The transmission shaft is horizontally arranged on the other side wall surface of storage hopper close to the second fixed hole of driving link, and the driven link is also vertically arranged on the other side wall surface of storage hopper and located on the outside of transmission shaft, and driving link is fixed on one end of transmission shaft by the second fixed hole, and the both ends of transmission shaft are penetrated in bearing, and bearing is fixedly connected on the outer wall surface of storage hopper by bearing seat and bolt;Rotary hole and second movable hole are sequentially arranged on the upper end of driven link, and third movable hole is arranged on the lower end, and hinged shaft is fixed on the side wall of storage hopper at the position of the upper end of driven link, and driven link is rotatably connected on hinged shaft by the rotary hole;The upper end of driven link is corresponded to the upper portion one end of discharge plate, which is arranged from outside to inside and downward on storage hopper, and the upper portion one end of discharge plate extends out the other side wall surface of storage hopper, and two symmetrical fixed ears are arranged at the middle of upper portion, and pin shaft is fixedly connected between the two fixed ears, and discharge plate is movably connected in the third movable hole of driven link by pin shaft penetration;The lower end of driven crank shaft mechanism is provided with shaft sleeve, and is fixedly connected on the other end of transmission shaft by the shaft sleeve, and the upper end of driven crank shaft mechanism is provided with two crank blocks in the shape of U-shaped opening, and the end portions of the two crank blocks are fixedly connected by second crank axle, and driven crank shaft mechanism is movably connected in the second movable hole of driven link by second crank axle penetration.

[0007] Further, the first movable hole, the second movable hole and the third movable hole are all provided as long holes, and the hole length of the first movable hole is greater than the hole length of the second movable hole and the third movable hole in turn.

[0008] Further, the first fixed hole and the output shaft of the reduction motor are fixedly connected by flat key, and the second fixed hole and the transmission shaft are fixedly connected by flat key; the shaft sleeve and the transmission shaft are fixedly locked by tight screw.

[0009] Further, the driving crank shaft mechanism and the driven crank shaft mechanism are both provided as elliptical structures with one end large and the other end small, and the large end is the crank end and the small end is the slider end.

[0010] Further, the bearing is fixedly connected to the side wall of the storage hopper through a bearing seat by bolts.

[0011] Further, limit plates are arranged on the side walls of the storage hopper below the two sides of the discharge plate, the bottom surfaces of the two sides of the discharge plate slide on the upper end surfaces of the limit plates, and the limit plates are fixedly connected to the two side walls of the storage hopper by fixing bolts.

[0012] The device has the advantages that:

[0013] 1) The device comprises a driving crank shaft and a driven crank shaft, and the rotation of the power source is finally converted into the linear motion required by the discharge plate by the driving of the speed reducer motor, so that the automatic discharge purpose of the device is achieved, the work efficiency is improved, and the safety production requirement is ensured.

[0014] 2) The first, second and third movable holes are all long holes, the hole length of the first movable hole is greater than the hole lengths of the second and third movable holes, the hole lengths of the first and second movable holes are appropriate to not affect the circumferential motion of the crank shaft, the crank shaft in the driving crank shaft mechanism performs the entire circumferential motion in the first movable hole, and the crank shaft in the driven crank shaft mechanism performs about one fourth of the circumferential motion in the first movable hole, because the passive connecting rod swings around the upper end hinge shaft to drive the upper end pin shaft of the discharge plate to perform the linear motion, therefore the sliding distance of the pin shaft in the third movable hole is the shortest, which is less than 1 cm. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the device structure of the utility model;

[0016] Figure 2 It is a side view of the device structure of the utility model when the discharge plate is in the closed state;

[0017] Figure 3 It is a side view of the device structure of the utility model when the discharge plate is in the open state.

[0018] In the figure, 1 is a speed reducer motor, 2 is a driving crank shaft mechanism, 201 is a first fixed hole, 202 is a first crank shaft; 3 is a driving connecting rod, 301 is a first movable hole, 302 is a second fixed hole; 4 is a bearing, 5 is a transmission shaft, 6 is a driven crank shaft mechanism, 601 is a shaft sleeve, 602 is a second crank shaft; 7 is a driven connecting rod, 701 is a rotating hole, 702 is a second movable hole, 703 is a third movable hole; 8 is a storage hopper, 9 is a discharge plate, 10 is a fixed lug, 11 is a pin shaft, 12 is a hinge shaft, 13 is a limit plate, and 14 is a fixing bolt. DETAILED DESCRIPTION

[0019] The utility model is further explained and illustrated below in combination with the drawings and specific embodiments.

[0020] Embodiment: as Figure 1 illustrated, the utility model provides a kind of unloading mechanism for raw oil press storage hopper, including the reduction motor 1 being installed above oil press storage hopper 8, driving crank handle shaft mechanism 2, driving link 3, bearing 4, transmission shaft 5, driven crank handle shaft mechanism 6, driven link 7 and discharge plate 9;The output shaft of reduction motor 1 extends the side wall surface of storage hopper 8.

[0021] as Figure 2 and Figure 3 illustrated, the first movable hole 301 is opened on one end of driving link 3, the second fixed hole 302 is opened on the other end, the first fixed hole 201 is opened on one end of driving crank handle shaft mechanism 2 and is fixed on the output shaft of reduction motor 1 by the first fixed hole 201, and the first crank handle shaft 202 is vertically fixedly connected to the other end of driving crank handle shaft mechanism 2 and is slidably connected in the first movable hole 301 of driving link 3 by the first crank handle shaft 202.

[0022] transmission shaft 5 is horizontally installed on the other side wall surface of storage hopper 8 close to the second fixed hole 302 of driving link 3, and driven link 7 is also installed on the other side wall surface of storage hopper 8 along vertical direction and is located on the outside of transmission shaft 5, driving link 3 is fixed on one end of transmission shaft 5 by the second fixed hole 302, and both ends of transmission shaft 5 are penetrated in bearing 4, and bearing 4 is fixedly connected on the outer wall surface of storage hopper 8 by bearing seat and bolt;Bearing 4 is fixedly connected on the side wall of storage hopper 8 by bearing seat and bolt.

[0023] the rotating hole 701 and the second movable hole 702 are sequentially opened on the upper end of driven link 7, and the third movable hole 703 is arranged on the lower end, the hinged shaft 12 is fixed on the side wall of storage hopper 8 at the upper end position of driven link 7, and driven link 7 is rotatably connected on the hinged shaft 12 by the rotating hole 701;The upper end of discharge plate 9, which is arranged from outside to inside and inclined downward on storage hopper 8, corresponds to the lower end position of driven link 7, and the upper end of discharge plate 9 extends out of the other side wall surface of storage hopper 8, and two symmetrical fixed ears 10 are fixed at the upper middle position, the pin shaft 11 is fixedly connected between the two fixed ears 10, and discharge plate 9 is movably connected in the third movable hole 703 of driven link 7 by the pin shaft 11.

[0024] The lower end of the driven crank shaft mechanism 6 is provided with a shaft sleeve 601, and is fixedly connected to the other end of the transmission shaft 5 through the shaft sleeve 601; the upper end of the driven crank shaft mechanism 6 is provided with two crank blocks in U-shaped opening, and the end portions of the two crank blocks are fixedly connected through a second crank shaft 602; the driven crank shaft mechanism 6 is movably connected in the second movable hole 702 of the driven connecting rod 7 through the second crank shaft 602.

[0025] The first movable hole 301, the second movable hole 702 and the third movable hole 703 are all provided as long holes, the hole lengths of the first movable hole 301 and the second movable hole 702 are appropriately selected so as not to affect the circumferential movement of the crank shaft, and the crank shaft in the driving crank shaft mechanism moves in the first movable hole for the whole circumferential movement, and the crank shaft in the passive crank shaft mechanism moves in the first movable hole for about one fourth of the circumferential movement; the hole length of the third movable hole 703 is appropriately selected so as not to affect the linear movement of the discharging plate when the passive connecting rod swings around the upper end hinge shaft in the form of a circular arc, and the upper end pin shaft of the discharging plate can slide in the long hole.

[0026] The first fixed hole 201 and the output shaft of the speed reduction motor 1 are fixedly connected through a flat key, and the second fixed hole 302 and the transmission shaft 5 are fixedly connected through a flat key; the shaft sleeve 601 and the transmission shaft 5 are fixedly locked through a locking screw.

[0027] The driving crank shaft mechanism 2 and the driven crank shaft mechanism 6 are both provided as elliptical structures with one big head and one small head, and the big head is the crank end and the small head is the slider end.

[0028] A limiting plate 13 is further fixedly connected to the sidewall of the storage hopper 8 below the two sides of the discharging plate 9, the bottom surfaces of the two sides of the discharging plate 9 slide on the upper end surfaces of the limiting plate 13, and the limiting plate 13 is fixedly connected to the sidewall surfaces of the storage hopper 8 through fixing bolts.

[0029] Working process: the driving crank shaft mechanism is driven to rotate by the speed reduction motor, the crank shaft on the driving crank shaft mechanism pushes the driving connecting rod to swing, thereby driving the transmission shaft to rotate through the driving connecting rod, the transmission shaft drives the driven crank shaft mechanism to swing, the crank shaft on the driven crank shaft mechanism pushes the driven connecting rod to swing, and the swinging driven connecting rod drives the discharging plate to move linearly, so that the opening and closing functions of the discharging plate can be realized.

[0030] In the device, the driving crank shaft and the driven crank shaft are designed, and the rotation of the power source can be finally converted into the linear movement required by the discharging plate through the driving of the speed reduction motor, so that the automatic discharging purpose of the device can be realized, the working efficiency is improved, and the safety production needs can be ensured.

[0031] The above merely aims to explain the technical scheme of the present application and is not intended to limit the present application. Other modifications or equivalent replacements made by those skilled in the art to the technical scheme of the present application, as long as they do not depart from the spirit and scope of the present application, should be included in the scope of the claims of the present application.

Claims

1. A discharge mechanism for a feed hopper of a mechanical oil expeller, characterized in that: It comprises a speed reducer motor (1) arranged above the oil press hopper (8), a driving crank shaft mechanism (2), a driving link (3), a bearing (4), a transmission shaft (5), a driven crank shaft mechanism (6), a driven link (7) and a discharge plate (9). The output shaft of the speed reducer motor (1) extends out of one side wall of the hopper (8), one end of the driving link (3) is provided with a first movable hole (301), the other end is provided with a second fixed hole (302), one end of the driving crank shaft mechanism (2) is provided with a first fixed hole (201) and is fixed on the output shaft of the speed reducer motor (1) through the first fixed hole (201), the other end of the driving crank shaft mechanism (2) is vertically fixedly connected with a first crank shaft (202) and is slidably connected in the first movable hole (301) of the driving link (3) through the first crank shaft (202). The transmission shaft (5) is horizontally arranged on the other side wall of the hopper (8) close to the second fixed hole (302) of the driving link (3), the other side wall of the hopper (8) is also vertically provided with the driven link (7) outside the transmission shaft (5), the driving link (3) is fixed on one end of the transmission shaft (5) through the second fixed hole (302), and both ends of the transmission shaft (5) penetrate into the bearing (4), and the bearing (4) is fixedly connected on the outer wall of the hopper (8) through a bearing seat and bolts. The upper end of the driven link (7) is sequentially provided with a rotating hole (701) and a second movable hole (702), and the lower end is provided with a third movable hole (703), a hinge shaft (12) is fixed on the side wall of the hopper (8) at the upper end position of the driven link (7), and the driven link (7) is rotatably connected on the hinge shaft (12) through the rotating hole (701); the upper end of the driven link (7) corresponds to the upper end of the discharge plate (9) which is arranged from outside to inside and downwardly on the hopper (8), and the upper end of the discharge plate (9) extends out of the other side wall of the hopper (8) and is provided with two symmetrical fixed ears (10) at the middle of the upper end, and the two fixed ears (10) are fixedly connected with a pin shaft (11) therebetween, and the discharge plate (9) is movably connected in the third movable hole (703) of the driven link (7) through the pin shaft (11). The lower end of the driven crank shaft mechanism (6) is provided with a shaft sleeve (601) and is fixedly connected on the other end of the transmission shaft (5) through the shaft sleeve (601), the upper end of the driven crank shaft mechanism (6) is provided with two crank blocks in the shape of U-shaped opening, and the end portions of the two crank blocks are fixedly connected through a second crank shaft (602), and the driven crank shaft mechanism (6) is movably connected in the second movable hole (702) of the driven link (7) through the second crank shaft (602).

2. A mechanism for discharging the storage hopper of a mechanical oil expeller according to claim 1, characterized in that: The first movable hole (301), the second movable hole (702) and the third movable hole (703) are all provided as long holes, and the hole length of the first movable hole (301) is greater than the hole length of the second movable hole (702) and the third movable hole (703) in sequence.

3. A mechanism for discharging the storage hopper of a mechanical oil expeller according to claim 1, characterized in that: The first fixed hole (201) and the output shaft of the speed reducer motor (1) are fixedly connected through a flat key, and the second fixed hole (302) and the transmission shaft (5) are fixedly connected through a flat key; the shaft sleeve (601) and the transmission shaft (5) are fixedly locked through a locking screw.

4. A mechanism for discharging the storage hopper of a mechanical oil expeller according to claim 1, characterized in that: The driving crank shaft mechanism (2) and the driven crank shaft mechanism (6) are both provided with an elliptical structure with one big head and one small head, and the big head is a crank end and the small head is a slider end.

5. A mechanism for discharging the storage hopper of a mechanical oil expeller according to claim 1, characterized in that: The bearing (4) is fixedly connected on the side wall of the storage hopper (8) through a bearing seat and a bolt.

6. A mechanism for discharging the storage hopper of a mechanical oil expeller according to claim 1, characterized in that: A limiting plate (13) is further arranged on the side wall of the storage hopper (8) below both sides of the discharging plate (9), the bottom surface of the discharging plate (9) slides on the upper end surface of the limiting plate (13), and the limiting plate (13) is fixedly connected on the side wall of the storage hopper (8) through fixing bolts.

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