CN115153045B - Drop hammer type walnut shell breaking machine with adjustable shell breaking force - Google Patents
Drop hammer type walnut shell breaking machine with adjustable shell breaking force Download PDFInfo
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- CN115153045B CN115153045B CN202210810089.2A CN202210810089A CN115153045B CN 115153045 B CN115153045 B CN 115153045B CN 202210810089 A CN202210810089 A CN 202210810089A CN 115153045 B CN115153045 B CN 115153045B
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- drop hammer
- shell breaking
- walnut
- material supporting
- conveying groove
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- 235000020234 walnut Nutrition 0.000 title claims abstract description 76
- 235000009496 Juglans regia Nutrition 0.000 title claims abstract description 72
- 240000007049 Juglans regia Species 0.000 title 1
- 241000758789 Juglans Species 0.000 claims abstract description 71
- 239000000463 material Substances 0.000 claims abstract description 44
- 238000005096 rolling process Methods 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000000670 limiting effect Effects 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 abstract description 3
- 206010011376 Crepitations Diseases 0.000 abstract 1
- 208000037656 Respiratory Sounds Diseases 0.000 abstract 1
- 241000723418 Carya Species 0.000 description 8
- 241000758791 Juglandaceae Species 0.000 description 5
- 235000014571 nuts Nutrition 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 1
- 241000899834 Obovaria olivaria Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N5/00—Machines for hulling, husking or cracking nuts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention relates to the technical field of agricultural machinery and discloses a falling weight type walnut shell breaking machine with adjustable shell breaking force, which comprises a frame, wherein a feed hopper is arranged above the frame, a discharge hole at the bottom of the feed hopper is connected with a conveying groove through a feed roller, a material supporting roller is arranged at the discharge end of the conveying groove, a falling weight mechanism is arranged above the material supporting roller, a high-speed camera is arranged above the discharge end of the conveying groove, a frame of walnut rolling in the conveying groove is shot by the high-speed camera to form a walnut shell crack image and is transmitted to a control unit, and the control unit analyzes the walnut shell crack image and then controls falling weights of the falling weight mechanism to fall down to break the walnut on the material supporting roller after rising to a specified height. Through setting up high-speed camera, drop hammer mechanism and control unit, detect walnut shell crack condition to adjust the height of drop hammer according to the required different shell breaking force of different crackles, make every walnut can both obtain the shell breaking force that corresponds, thereby realize complete shell breaking under the circumstances of guaranteeing the nutlet as complete as possible.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a drop hammer type walnut shell breaker with an adjustable shell breaking force.
Background
Hickory is a plant of the genus hickory of the family Juglandaceae, also known as a small walnut, and has been favored by consumers in recent years because of its extremely high nutritional value and unique mouthfeel and flavor. The hickory nut has a complex structure, a hard shell, difficulty in peeling by hands, and inconvenience in eating due to the need of breaking the shell by means of special tools such as a small hammer, special pliers and the like. The mechanical walnut shell breaking method must be explored, and factory walnut shell breaking equipment is developed to meet the increasing demands of consumers on walnuts.
At present, scholars at home and abroad do a great deal of work on the study of mechanical walnut shell breaking, and a plurality of walnut shell breaking devices are also researched. The shell breaking equipment in the prior art adopts the mechanical knocking modes such as a knocking hammer and the like to break the shells, the mechanical knocking force enables the shells to be constant, and the shells of the hickories can be broken to separate nuts, but the shells of the hickories can be cracked to different degrees in the processes of processing, transporting and loading and unloading, the same force is adopted to knock the shells, so that the broken shells of the hickories are different, the complete hickories can not be completely separated due to insufficient knocking force, and the nuts can be broken due to overlarge knocking force for the hickories with more cracks, so that the problems of low shell breaking rate, high nut breaking rate and the like are generally existed.
Disclosure of Invention
The invention aims to solve the problems, and provides the drop hammer type walnut shell breaker with adjustable shell breaking force according to the breaking degree of the hickory shells, so that the shell breaking rate is improved, and the kernel breaking rate is reduced.
In order to achieve the aim of the invention, the invention adopts the following technical scheme: the utility model provides a broken shell force adjustable drop hammer type walnut shell breaker, includes the frame, and the top of frame is provided with the feeder hopper, and feeder hopper bottom discharge gate department is connected the conveyer trough through the feed roller, and the discharge end department of conveyer trough is provided with holds in the palm the material roller, it is provided with drop hammer mechanism to hold in the palm the material roller top, the top of the discharge end of conveyer trough is provided with high-speed camera, the picture that the high-speed camera shot walnut rolls in the conveyer trough forms walnut shell crack image and transmits for the control unit, the control unit control behind the walnut shell crack image falls down to hit the walnut on holding in the palm the material roller after rising to appointed height.
Further, the conveying groove is obliquely arranged, the whole conveying groove is a semicircular groove with an open upper half part, and a plurality of spiral convex strips are arranged on the bottom surface of the conveying groove.
Further, the conveyer trough is provided with the dog near discharge end department, the fixed base that is provided with in dog below, be provided with the spring between dog and the base, the one end of spring is fixed on the base, and the other end is fixed at the lower extreme of dog, be provided with first electro-magnet on the base, the dog lower extreme corresponds and is provided with the iron plate.
Further, the whole stopper is located in the vertical plane, and the upper end face of the stopper is consistent with the curved surface contour at the position corresponding to the bottom of the conveying groove.
Further, hold in the palm the material roller and erect in the frame through the bearing rotation, hold in the palm the one end of the axis of rotation of material roller and the output shaft fixed connection of first motor, it is provided with a plurality of material supporting grooves to hold in the palm along circumference interval on the material roller to hold in the palm, it is the circular groove to hold in the palm the material groove, and its inslot is provided with a plurality of projection, the up end of a plurality of projections wholly constitutes the arc curved surface.
Further, drop hammer mechanism includes the portal frame, the portal frame is located and holds in the palm the material roller top and is provided with the fixed plate, it is provided with the lead screw to rotate between the roof of fixed plate and portal frame, threaded connection has the slider on the lead screw, still be provided with the gag lever post between fixed plate and the roof, the slider corresponds and is provided with the hole that supplies the gag lever post to pass, slider side fixedly connected with second electro-magnet, drop hammer setting constitutes actuation or separation state at second electro-magnet downside and second electro-magnet.
Further, a vertical guide hole is formed in the middle of the second electromagnet, a guide rod is protruded upwards from the upper end of the drop hammer, and the guide rod penetrates through the guide hole to form guide fit in the vertical direction.
Furthermore, the lower end surface of the drop hammer is concave-convex in a curved surface shape, and a boss is downwards protruded at the top end of the curved surface.
Further, the upper end of the screw rod penetrates through the top plate, a first bevel gear is coaxially arranged at the end part of the screw rod, a second motor is arranged on the top plate, a second bevel gear is fixedly connected with the end part of an output shaft of the second motor, and the second bevel gear is meshed with the first bevel gear.
In summary, the invention has the following beneficial effects:
1. in the method, the crack condition of the walnut shells is detected by arranging the high-speed camera, the drop hammer mechanism and the control unit, so that the drop hammer height is adjusted according to different shell breaking forces required by different cracks, each walnut can obtain the corresponding shell breaking force, and complete shell breaking is realized under the condition that the nuts are ensured to be as complete as possible;
2. in the application, through the design of the drop hammer mechanism, the rising and the falling of the drop hammer are controlled by utilizing the screw rod sliding block mechanism, so that the height position of the drop hammer can be controlled by controlling the rotation of the second motor, the adjustment is convenient, the drop hammer is connected through the second electromagnet, the second electromagnet is electrified to attract the drop hammer, the second electromagnet is powered off to enable the drop hammer to freely fall, and the shell breaking force of the drop hammer on walnut after falling at a specified height is ensured to be stable;
3. in this application, through setting up the arc curved surface at holding in the palm the silo and setting up the curved surface at the terminal surface under the drop hammer for the broken shell power that the drop hammer fell disperses on the shell of walnut, hammering the walnut through the boss of terminal surface under the drop hammer, make the broken shell power that the drop hammer fell act on the walnut shell and make the shell break, thereby guarantee the integrality of nutlet.
Drawings
FIGS. 1 and 2 are schematic views of the overall structure of an embodiment of the present invention;
FIG. 3 is a schematic view of the drop hammer portion of an embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a conveying section according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
fig. 6 is a schematic structural view of a drop hammer according to an embodiment of the present invention.
In the figure: 10. a frame; 20. a feed hopper; 30. a conveying trough; 31. a convex strip; 32. a stop block; 33. a base; 34. a spring; 35. a first electromagnet; 36. iron blocks; 40. a material supporting roller; 41. a first motor; 42. a material supporting groove; 43. a convex column; 50. a drop hammer mechanism; 51. drop hammer; 511. a guide rod; 512. a boss; 52. a portal frame; 521. a fixing plate; 522. a top plate; 53. a screw rod; 54. a slide block; 55. a limit rod; 56. a second electromagnet; 561. a guide hole; 57. a first bevel gear; 58. a second motor; 59. a second bevel gear; 60. a high-speed camera; 70. and a control unit.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.
As shown in fig. 1-6, the embodiment of the application discloses a falling weight type walnut shell breaker with adjustable shell breaking force, which comprises a frame 10, a feed hopper 20, a conveying trough 30, a material supporting roller 40, a falling weight mechanism 50, a high-speed camera 60 and a control unit 70. The feeder hopper 20 sets up in the top of frame 10, and feeder hopper 20 bottom discharge gate department passes through the feed roller and connects conveyer trough 30, and conveyer trough 30 slope sets up, wholly is the open semicircle form groove in upper half, is provided with a plurality of heliciform sand grip 31 on the conveyer trough 30 groove bottom surface, through setting up sand grip 31, makes the walnut receive the influence of sand grip 31 and roll when falling along conveyer trough 30, avoids the direct landing of walnut to high-speed camera 60 can be better shoot the image on walnut shell surface.
In order to ensure that walnuts can roll onto the material supporting roller 40 from the conveying groove 30 in an orderly controlled manner, a stop block 32 is arranged at the position, close to the discharge end, of the conveying groove 30, the stop block 32 is integrally positioned in a vertical plane, a base 33 is fixedly arranged below the stop block 32, the base 33 is fixed on the frame 10, a spring 34 is arranged between the stop block 32 and the base 33, one end of the spring 34 is fixed on the base 33, the other end of the spring 34 is fixed at the lower end of the stop block 32, and the stop block 32 can be pushed upwards under the action of elasticity of the spring 34 so that the stop block 32 protrudes out of the conveying groove 30, so that the walnuts on the conveying groove 30 are blocked and prevented from falling onto the material supporting roller 40. The first electromagnet 35 is arranged on the base 33, the iron block 36 is correspondingly arranged at the lower end of the stop block 32, the first electromagnet 35 is electrified to generate magnetic force to attract the iron block 36, so that the stop block 32 moves downwards to leave the groove cavity of the conveying groove 30, at the moment, the conveying groove 30 is smooth, the walnut blocked by the stop block 32 can freely fall, meanwhile, the spring 34 is compressed, and after the first electromagnet 35 is powered off, the stop block 32 can be pushed upwards under the action of the elastic force of the spring 34. The specific principle is that the first electromagnet 35 is powered off, the stop block 32 protrudes out of the conveying groove 30, the walnut rolls down to the stop block 32 along the conveying groove 30, the first electromagnet 35 is powered on, the magnetic attraction force is generated to attract the stop block 32 to move downwards to leave the groove cavity of the conveying groove 30, the walnut rolls down to the material supporting roller 40 to be broken, the first electromagnet 35 is powered off, the spring 34 pushes the stop block 32 to move upwards, and protrudes out of the conveying groove 30, and the walnut is circularly reciprocated.
In order to ensure that the movement of the walnut is not influenced after the stop block 32 descends to leave the groove cavity of the conveying groove 30, the upper end surface of the stop block 32 is arranged to be consistent with the curved surface profile of the corresponding position of the groove bottom of the conveying groove 30, namely, the upper end surface of the stop block 32 descends to the lowest point and is coplanar with the curved surface of the groove bottom of the conveying groove 30, so that the curved surface of the groove bottom of the conveying groove 30 is complete, and the movement of the walnut in the conveying groove 30 is not influenced.
A material supporting roller 40 is arranged at the discharge end of the conveying trough 30, the material supporting roller 40 is rotatably erected on the frame 10 through a bearing, one end of a rotating shaft of the material supporting roller 40 is fixedly connected with an output shaft of a first motor 41, and the first motor 41 drives the material supporting roller 40 to rotate. The material supporting roller 40 is provided with 5 material supporting grooves 42 along the circumferential direction at intervals, 3 groups of material supporting grooves 42 are also arranged on the axial direction of the material supporting roller 40, each group corresponds to the upstream conveying groove 30, the material supporting roller 40 is driven to rotate through the first motor 41, the material supporting grooves 42 rotate along the material supporting roller 40, broken walnuts are poured to a discharge port after the material supporting grooves 42 are overturned and positioned right above, and the material supporting grooves 42 on the side edge are overturned and stopped right above and are used for receiving the broken walnut with the shell, which is rolled from the conveying groove 30. Specifically, hold in palm silo 42 and be the circular groove, be provided with a plurality of lugs 43 in its groove cavity, the up end of a plurality of lugs 43 wholly constitutes the arc curved surface, and the arc curved surface is used for holding the walnut of waiting to break the shell, through the setting of a plurality of lugs 43 and arc curved surface, can disperse the broken shell power that the walnut received on the walnut shell to reduce the hammering power that the nutlet received, guarantee that the nutlet is complete.
The drop hammer mechanism 50 is arranged above the material supporting roller 40, the drop hammer mechanism 50 comprises a portal frame 52, a fixed plate 521 is arranged above the material supporting roller 40 and positioned above the portal frame 52, a screw rod 53 is rotatably arranged between the fixed plate 521 and a top plate 522 of the portal frame 52, the upper end of the screw rod 53 passes through the top plate 522, a first bevel gear 57 is coaxially arranged at the end part of the screw rod, a second motor 58 is arranged on the top plate 522, a second bevel gear 59 is fixedly connected with the end part of an output shaft of the second motor 58, the second bevel gear 59 is meshed with the first bevel gear 57, the second motor 58 rotates, and the screw rod 53 is driven to rotate through the second bevel gear 59 and the first bevel gear 57. The screw rod 53 is connected with a sliding block 54 in a threaded manner, a limiting rod 55 is further arranged between the fixed plate 521 and the top plate 522, the sliding block 54 is correspondingly provided with a hole for the limiting rod 55 to pass through, and the sliding block 54 can only move along the length direction of the screw rod 53 under the limiting action of the limiting rod 55 when the screw rod 53 rotates. The side of the sliding block 54 is fixedly connected with a second electromagnet 56, the drop hammer 51 is arranged on the lower side of the second electromagnet 56, the drop hammer 51 is controlled by the second electromagnet 56, and when the second electromagnet 56 is electrified, the second electromagnet 56 attracts the drop hammer 51 to move together; when the second electromagnet 56 is powered off, the drop hammer 51 loses the magnetic attraction of the second electromagnet 56 and freely falls down, and is hammered on the walnut below. Further, to ensure the stability of the drop hammer 51 during falling, a vertical guide hole 561 is provided in the middle of the second electromagnet 56, a guide rod 511 protrudes upward from the upper end of the drop hammer 51, and the guide rod 511 is inserted into the guide hole 561 to form a guide fit in the vertical direction, so that the drop hammer 51 can only fall along the vertical direction during falling. Specifically, a height sensor may be provided on the slider 54, and the height position of the movement of the slider 54 is controlled by the height sensor, thereby determining the accuracy of the control of the height of the drop hammer 51 by the control unit 70.
Further set up to, the terminal surface is unsmooth in the face of falling weight 51 upwards is the curved surface form, and its curved surface top downwards protruding stretches there is boss 512, and the curved surface of falling weight 51 lower terminal surface cooperates with the arc curved surface on holding in the palm silo 42, can make the hammering power that falling weight 51 whereabouts all apply on the walnut shell as far as, and rethread boss 512 is to the hammering on walnut top for the broken shell effect of walnut is better, can furthest's assurance nut integrality.
Further, a high-speed camera 60 is arranged above the discharge end of the conveying groove 30, the high-speed camera 60 shoots a frame that the walnut rolls down in the conveying groove 30 to form a crack image of the walnut shell and transmits the crack image to the control unit 70, the control unit 70 compares the crack image of the shell corresponding to the walnut with big data in a database after receiving the crack image of the shell corresponding to the walnut to determine an optimal shell breaking force value required by the walnut, and the height that the drop hammer 51 should fall is converted, so that the second motor 58 on the drop hammer mechanism 50 is controlled to rotate to drive the drop hammer 51 to move to a specified position, and after the second motor 56 is powered off to enable the drop hammer 51 to freely fall down to hammer the walnut, and shell breaking movement is completed.
The principle of the falling weight type walnut shell breaker with adjustable shell breaking force in the embodiment is as follows: the walnut enters the conveying groove 30 from the discharge hole at the lower end of the feed hopper 20, rolls under the action of the raised strips 31 on the conveying groove 30, the high-speed camera 60 shoots a walnut shell crack image formed by the rolling image of the walnut in the conveying groove 30 and transmits the walnut shell crack image to the control unit 70, the control unit 70 compares the shell crack image of the corresponding walnut with big data in a database after receiving the shell crack image of the corresponding walnut so as to determine the optimal shell breaking force value required by the walnut, the height that the drop hammer 51 should fall is obtained through conversion, the stop block 32 descends to enable the walnut to fall onto the material supporting groove 42 of the material supporting roller 40, the stop block 32 ascends to stop the next walnut to be rolled down, the second electromagnet 56 is electrified to attract the drop hammer 51 onto the second electromagnet 56, the second motor 58 rotates, the lead screw 53 is driven to rotate through the second bevel gear 59 and the first bevel gear 57, the second electromagnet 56 and the drop hammer 51 are driven to move to the designated height through the slide block 54, the second electromagnet 56 is powered off, and the drop hammer 51 freely falls onto the walnut to perform shell breaking.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (6)
1. The utility model provides a broken shell force adjustable drop hammer type walnut shell breaker, includes frame (10), and the top of frame (10) is provided with feeder hopper (20), and feeder hopper (20) bottom discharge gate department is through feed roller connection conveyer trough (30), and the discharge end department of conveyer trough (30) is provided with holds in the palm material roller (40), its characterized in that: a drop hammer mechanism (50) is arranged above the material supporting roller (40), the conveying groove (30) is obliquely arranged, the whole conveying groove is a semicircular arc groove with an open upper half part, and a plurality of spiral convex strips (31) are arranged on the bottom surface of the conveying groove (30); a high-speed camera (60) is arranged above the discharge end of the conveying groove (30), a picture of walnut rolling in the conveying groove (30) is shot by the high-speed camera (60) to form a walnut shell crack image and is transmitted to a control unit (70), and the control unit (70) analyzes the walnut shell crack image and then controls a drop hammer (51) of a drop hammer mechanism (50) to rise to a specified height and then drops and breaks the walnut on a material supporting roller (40);
the conveying trough (30) is provided with a stop block (32) close to the discharging end, a base (33) is fixedly arranged below the stop block (32), a spring (34) is arranged between the stop block (32) and the base (33), one end of the spring (34) is fixed on the base (33), the other end of the spring is fixed at the lower end of the stop block (32), a first electromagnet (35) is arranged on the base (33), and an iron block (36) is correspondingly arranged at the lower end of the stop block (32);
the drop hammer mechanism (50) comprises a portal frame (52), a fixed plate (521) is arranged above a material supporting roller (40) and is rotatably arranged between the fixed plate (521) and a top plate (522) of the portal frame (52), a sliding block (54) is connected to the screw rod (53) in a threaded mode, a limiting rod (55) is further arranged between the fixed plate (521) and the top plate (522), a hole through which the limiting rod (55) passes is correspondingly formed in the sliding block (54), a second electromagnet (56) is fixedly connected to the side edge of the sliding block (54), and the drop hammer (51) is arranged on the lower side of the second electromagnet (56) to form an attraction or separation state with the second electromagnet (56).
2. The adjustable shell breaking force drop hammer type walnut shell breaking machine as claimed in claim 1, wherein: the stop block (32) is integrally positioned in the vertical plane, and the upper end surface of the stop block (32) is consistent with the curved surface contour at the position corresponding to the bottom of the conveying groove (30).
3. The adjustable shell breaking force drop hammer type walnut shell breaking machine as claimed in claim 1, wherein: the material supporting roller (40) is rotatably arranged on the frame (10) through a bearing, one end of a rotating shaft of the material supporting roller (40) is fixedly connected with an output shaft of the first motor (41), a plurality of material supporting grooves (42) are formed in the material supporting roller (40) at intervals along the circumferential direction, the material supporting grooves (42) are round grooves, a plurality of protruding columns (43) are arranged in groove cavities of the round grooves, and the upper end faces of the protruding columns (43) integrally form an arc-shaped curved surface.
4. The adjustable shell breaking force drop hammer type walnut shell breaking machine as claimed in claim 1, wherein: the middle part of the second electromagnet (56) is provided with a vertical guide hole (561), the upper end of the drop hammer (51) protrudes upwards to form a guide rod (511), and the guide rod (511) is arranged in the guide hole (561) in a penetrating mode to form guide fit in the vertical direction.
5. The adjustable shell breaking force drop hammer type walnut shell breaking machine as claimed in claim 4, wherein: the lower end surface of the drop hammer (51) is concave-convex and is in a curved surface shape, and a boss (512) is downwards protruded at the top end of the curved surface.
6. The adjustable shell breaking force drop hammer type walnut shell breaking machine as claimed in claim 1, wherein: the upper end of the screw rod (53) penetrates through the top plate (522) and the end part of the screw rod is coaxially provided with a first bevel gear (57), the top plate (522) is provided with a second motor (58), the end part of an output shaft of the second motor (58) is fixedly connected with a second bevel gear (59), and the second bevel gear (59) is meshed with the first bevel gear (57).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210810089.2A CN115153045B (en) | 2022-07-11 | 2022-07-11 | Drop hammer type walnut shell breaking machine with adjustable shell breaking force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210810089.2A CN115153045B (en) | 2022-07-11 | 2022-07-11 | Drop hammer type walnut shell breaking machine with adjustable shell breaking force |
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| Publication Number | Publication Date |
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| CN115153045A CN115153045A (en) | 2022-10-11 |
| CN115153045B true CN115153045B (en) | 2024-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210810089.2A Active CN115153045B (en) | 2022-07-11 | 2022-07-11 | Drop hammer type walnut shell breaking machine with adjustable shell breaking force |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115868642B (en) * | 2022-12-10 | 2024-04-12 | 昆明理工大学 | Macadimia nut crack automatic identification and slotting device |
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