CN109644691B

CN109644691B - Impurity removing and setting mechanism

Info

Publication number: CN109644691B
Application number: CN201811540507.0A
Authority: CN
Inventors: 王谢明; 周忠友
Original assignee: Huzhou Vocational and Technical College
Current assignee: Huzhou Vocational and Technical College
Priority date: 2018-12-17
Filing date: 2018-12-17
Publication date: 2021-01-22
Anticipated expiration: 2038-12-17
Also published as: CN109644691A

Abstract

The invention belongs to the technical field of corn threshing equipment, and particularly relates to an impurity removing and setting mechanism. The invention aims to provide an impurity removal and setting mechanism which can achieve the effect of effectively removing and setting impurities of corn cobs in a mode of arranging a shell, an impurity removal rolling shaft, a setting rolling shaft, a conveying belt, an impurity removal spiral protrusion, a setting spiral protrusion, a lifting unit, a connecting plate, a plate body slotting, a contraction discharge port, an adjusting cylinder and a magnetic unit on a base. The invention has the advantages of reasonable and effective impurity removal setting structure, convenient and rapid impurity removal setting operation, flexible adjustment of the impurity removal setting lifting structure, good effect and good integral impurity removal setting effect.

Description

Impurity removing and setting mechanism

Technical Field

The invention belongs to the technical field of corn threshing equipment, and particularly relates to an impurity removing and setting mechanism.

Background

The corn threshing process mainly comprises five parts, namely conveying, impurity removal, setting, threshing and bagging, wherein the impurity removal refers to peeling off and removing impurities such as skins, branches and leaves on corn cobs, the setting refers to vertically and parallelly arranging clean corn cobs in a row on a conveying belt, the corn cobs are prevented from inclining when entering a threshing structure, and threshing rollers are guaranteed to be approximately perpendicular to the corn cobs, so that an impurity removal setting mechanism on a corn thresher is an important working part. On the other hand, most of the existing impurity removing and setting mechanisms for corn threshing in the market have the problem of poor height adjusting effect, and finally, the situations that materials are leaked when the height of the mechanism is too high and conveying is blocked when the mechanism is too low exist in the butt joint process of the mechanism and a subsequent threshing mechanism are caused.

Chinese utility model patent with patent publication No. CN203105142U and publication No. 2013.08.07 discloses a feeding impurity removing mechanism of a corn thresher, which comprises a storage hopper with a screw propeller arranged inside, and a feeding part of the corn thresher; a feeding hole for feeding the corn into the threshing mechanism, wherein the feeding hole is positioned at the rear end of the storage hopper; the transmission mechanism drives the spiral propeller to rotate through the main shaft, and a roller screen device is arranged between the storage hopper and the feeding hole and comprises a roller with two communicated ends, and plate holes are distributed on the roller; a connecting rod for fixing the roller and the main machine shaft; and the auger blade is fixed on the inner wall of the roller.

But the clear miscellaneous mechanism in this utility model patent has the problem that clear miscellaneous whole result of use is poor.

Disclosure of Invention

The invention aims to provide an impurity removal and setting mechanism which can achieve the effect of effectively removing and setting impurities of corn cobs in a mode of arranging a shell, an impurity removal rolling shaft, a setting rolling shaft, a conveying belt, an impurity removal spiral protrusion, a setting spiral protrusion, a lifting unit, a connecting plate, a plate body slotting, a contraction discharge port, an adjusting cylinder and a magnetic unit on a base. The invention has the advantages of reasonable and effective impurity removal setting structure, convenient and rapid impurity removal setting operation, flexible adjustment of the impurity removal setting lifting structure, good effect and good integral impurity removal setting effect.

The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides an it sets to go miscellaneous mechanism, includes the base, sets up casing on the base sets up miscellaneous roller bearing on the casing, set the roller bearing to and be used for receiving to go miscellaneous the conveyer belt of the corn-on-cob after setting and accomplishing, still including setting up remove on the miscellaneous roller bearing and be used for the friction to go miscellaneous spiral arch of removing of miscellaneous and promoting the corn-on-cob forward, set up to be in on the setting roller bearing and be used for returning together and promote the spiral arch of setting of corn-on-cob forward to the middle part, and set up and be in be used for lift adjustment on the base the elevator unit of casing.

The further preferred technical scheme is as follows: the corn cob cleaning machine is characterized in that a connecting plate used for being connected with the impurity removing roller and the adjusting roller in an inserting mode and used for installing the lifting unit is arranged on the machine shell, and a plate body groove used for enabling a corn cob to slide is formed in the connecting plate.

The further preferred technical scheme is as follows: and a contraction discharge hole for collecting the corn cobs to the middle part and discharging the corn cobs is formed in one side, close to the conveying belt, of the shell.

The further preferred technical scheme is as follows: the distance between the impurity-removing spiral protrusions is smaller than that of the setting spiral protrusions, the length of the setting rollers on the two sides and the spiral direction of the setting spiral protrusions on the two sides are symmetrical relative to the middle, and the height of the setting rollers in the middle of odd number of setting rollers is lower than that of the setting rollers on the two sides.

The further preferred technical scheme is as follows: the base is provided with adjusting cylinders for supporting the casing at positions on two sides of the lifting unit

The further preferred technical scheme is as follows: the lifting unit is in including articulated setting sleeve on the base, the grafting setting is in on the sleeve and with the connecting plate lower surface carries out articulated spliced pole, sets up sliding groove mouth on the sleeve lateral wall, and set up on the spliced pole and peg graft the setting and be in salient post on the sliding groove mouth, cup joint on the salient post and be equipped with and fix at iron through magnetic attraction mode on the sleeve surface is in order to be used for vertical fixing the magnetic force unit of spliced pole.

The further preferred technical scheme is as follows: the magnetic unit is including being used for pegging graft the cover body of setting of salient post sets up set up on the cover body medial surface and be used for carrying out magnetic force on the sleeve surface and attract fixed electro-magnet portion, set up power groove on the cover body lateral surface sets up fixed orifice plate on the power groove medial surface is pegged graft and is set up peg graft post on the fixed orifice plate sets up fixed orifice plate with the contact conductive part on the peg graft post, and set up peg graft post inboard serve and with electro-magnet portion with the direct current dry battery that the contact conductive part is established ties.

The further preferred technical scheme is as follows: the contact conductive part comprises a jacking plate, a second plugging column and a conductive ring, wherein the jacking plate is arranged on the plugging column and used for bonding and setting the direct current dry battery, the second plugging column is arranged on the fixed pore plate and plugged with the jacking plate, holes are formed in two ends of the conductive ring, the conductive ring is sleeved on the second plugging column and pressed by the jacking plate to be bent and deformed, the conductive ring is arranged on the inner side surface of the fixed pore plate and used for conducting contact conduction when the conductive ring is bent and deformed, and the conductive ring are respectively connected with the two electromagnet parts through wires.

The further preferred technical scheme is as follows: the contact conductive part further comprises a tension spring and a conductive sheet connecting belt, the tension spring is sleeved on the plug column and used for outwards pulling the jacking plate on the fixed pore plate, the conductive sheet connecting belt is used for connecting a plurality of conductive sheets in series, and a holding block for inwards pushing is arranged at the outer end of the plug column.

The further preferred technical scheme is as follows: electromagnet portion is including setting up the electro-magnet fluting on the cover body medial surface, the bonding sets up iron core on the electro-magnet fluting sets up helicla flute on the iron core anchor face, the embedding coiling is in be used for forming magnetic force attraction iron on the helicla flute the solenoid in telescopic magnetic field, and set up the electro-magnet fluting with wire chamber between the power groove says, a plurality of electromagnet portion is in set up according to even circumference arrangement on the body.

The corn cob cleaning and setting device has the advantages that the shell, the impurity removal rolling shaft, the setting rolling shaft, the conveying belt, the impurity removal spiral protrusion, the setting spiral protrusion, the lifting unit, the connecting plate, the plate body slotting, the contraction discharge port, the adjusting cylinder and the magnetic unit are arranged on the base, so that the effect of effectively removing and setting impurities of corn cobs is achieved. The invention has the advantages of reasonable and effective impurity removal setting structure, convenient and rapid impurity removal setting operation, flexible adjustment of the impurity removal setting lifting structure, good effect and good integral impurity removal setting effect.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the position structure of the shrinkage discharge port and the setting roller in the invention.

Fig. 3 is a schematic structural view of the lifting unit of the present invention.

Fig. 4 is a schematic view of a position structure of the magnetic unit according to the present invention.

Fig. 5 is a schematic view of the position structure of the contact conductive part in the present invention.

Fig. 6 is a schematic view of the position structure of the conductive sheet and the conductive sheet connection tape of the present invention.

Fig. 7 is a schematic view of the position structure of the electromagnet portion in the present invention.

Detailed Description

The following description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Example (b): as shown in fig. 1, 2, 3, 4, 5, 6 and fig. 7, an impurity removing and setting mechanism comprises a base 11, a casing 12 arranged on the base 11, an impurity removing roller 13 arranged on the casing 12, a setting roller 14, a conveyer belt 15 for receiving the corn cobs after impurity removing and setting are completed, and the impurity removing and setting mechanism further comprises a setting spiral protrusion 1 arranged on the impurity removing roller 13 and used for removing impurities by friction and pushing the corn cobs forward, a setting spiral protrusion 2 arranged on the setting roller 14 and used for gathering the corn cobs to the middle and pushing the corn cobs forward, and a lifting unit 3 arranged on the base 11 and used for lifting and adjusting the casing 12.

In this embodiment, go up miscellaneous roller shaft 13 and go miscellaneous spiral protrusion 1 and be used for getting rid of the surperficial branch and leaf of corn-on-cob and other debris, set roller shaft 14 and set spiral protrusion 2 and be used for drawing close multiseriate corn-on to the centre, enter into from single export on the conveyer belt 15, guarantee follow-up threshing mechanism's effective operation, avoid threshing mechanism appears the dead phenomenon of slope card.

The lifting unit 3 is used for finally adjusting the discharging position of the corn cobs after impurity removal and setting, ensuring that the corn cobs gently fall on the conveying belt 15, avoiding the falling condition caused by large-amplitude falling, avoiding the problem that the discharging height is insufficient and the conveying belt 15 is not removed, ensuring that the impurity removal and setting mechanism has the double advantages of good impurity removal and setting effect and proper connection with a follow-up threshing mechanism.

The machine shell 12 is provided with a connecting plate 4 for inserting the impurity removing roller 13 and the adjusting roller 14 and installing the lifting unit 3, and the connecting plate 4 is provided with a plate body slot 5 for allowing a corn cob to slide. And a contraction discharge port 6 for gathering the corn cobs to the middle part and discharging the corn cobs is arranged on one side of the shell 12 close to the conveying belt 15. The distance between the impurity-removing spiral protrusions 1 is smaller than that of the setting spiral protrusions 2, the lengths of the setting rollers 14 on the two sides and the spiral directions of the setting spiral protrusions 2 on the two sides are symmetrical relative to the middle, and the heights of the setting rollers 14 in the middle of odd number of the setting rollers 14 are lower than those of the setting rollers 14 on the two sides. The base 11 is provided with adjusting cylinders 7 for supporting the casing 12 at the positions of two sides of the lifting unit 3

In this embodiment, when removing miscellaneous roller bearing 13 rotation, remove miscellaneous spiral protrusion 1 and need guarantee to rotate forward, finally through friction and rotatory two kinds of action ways forward for the operation of friction miscellaneous and the forward transport is accomplished to the corn-on-cob, through plate body fluting 5 on the connecting plate 4 enters into on setting spiral protrusion 2.

Secondly, both sides are in pairs it is shorter to set the roller bearing 14, and middle one alone it is longest to set the roller bearing 14, cooperation middle part shrink the shrink discharge gate 6 for both sides it can be drawn together to set the spiral protrusion 2 to drop down the corn-on-cob in the middle part set the roller bearing 14, finally make the corn-on-cob singly follow shrink discharge gate 6 is gone out, singly drops on the corn-on-cob notch of conveyer belt 15, guarantees the interval, gets into follow-up threshing mechanism in an orderly way, guarantees to remove the comprehensive validity of adjusting the effect.

The lifting unit 3 comprises a sleeve 301 hinged to the base 11, a connecting column 302 inserted into the sleeve 301 and hinged to the lower surface of the connecting plate 4, a sliding groove 303 formed in the side wall of the sleeve 301, and a protruding column 304 arranged on the connecting column 302 and inserted into the sliding groove 303, wherein a magnetic unit 8 for vertically fixing the connecting column 302 in a manner of being fixed on the outer surface of the iron sleeve 301 through magnetic attraction is sleeved on the protruding column 304. The magnetic unit 8 includes a sleeve body 801 for inserting and setting the protruding column 304, an electromagnet portion 802 arranged on the inner side surface of the sleeve body 801 and used for performing magnetic attraction and fixation on the outer surface of the sleeve 301, a power supply groove 803 arranged on the outer side surface of the sleeve body 801, a fixed orifice plate 804 arranged on the inner side surface of the power supply groove 803, an inserting column 805 inserted and set on the fixed orifice plate 804, a contact conductive portion 806 arranged on the fixed orifice plate 804 and the inserting column 805, and a dc dry battery 807 arranged on the inner side end of the inserting column 805 and connected in series with the electromagnet portion 802 and the contact conductive portion 806.

In this embodiment, the lifting unit 3 is used for controlling the casing 12 to be lifted integrally, and the two adjusting cylinders 7 on two sides are used for controlling the inclination angles of two sides of the casing 12, wherein the lifting unit 3 under the control of the magnetic unit 8 has the following advantages:

firstly, the magnetic unit 8 has magnetic force initially, and is attracted to the outer side surface of the iron sleeve 301, and the magnetic unit 8 is fixed, so that the convex column 304 and the connecting column 302 cannot fall down, and the basic effectiveness of support is ensured;

secondly, when the height of the machine shell 12 needs to be adjusted, the fixing magnetic force on the magnetic unit 8 is firstly closed, the two adjusting cylinders 7 are expanded or contracted, and after the machine shell is lifted to the required height, the fixing magnetic force on the magnetic unit 8 is turned on again, so that the connecting column 302 is fixed again, and the lifting adjustment effectiveness of the machine shell 12 is finally ensured, wherein the magnetic unit 8 has an electromagnetic effect, so that the machine shell has the advantage of controllable magnetic force;

thirdly, the position of the conductive contact portion 806 is the only open circuit position on the circuit of the electromagnet portion 802 and the dc dry battery 807, and after the conductive contact portion 806 is in contact with and conductive, the dc dry battery 807 stably supplies power to the electromagnet portion 802, so as to ensure the continuity and stability of the magnetic effect for attraction and fixation, and ensure that the magnetic unit 8 with the protruding column 304 and the connecting column 302 can stably support the housing 12.

The conductive contact portion 806 includes a jack-up plate 806a disposed on the plug-in post 805 and used for adhering the dc dry battery 807, a second plug-in post 806b disposed on the fixed aperture plate 804 and plugged with the jack-up plate 806a, a conductive plate 806c having openings at two ends and respectively sleeved on the second plug-in post 806b and pressed and bent by the jack-up plate 806a, and a conductive ring 806d disposed on an inner side surface of the fixed aperture plate 804 and used for conducting contact when the conductive plate 806c is bent and deformed annularly, and the conductive plate 806c and the conductive ring 806d are respectively connected to the two electromagnet portions 802 by wires. The contact conductive part 806 further comprises a tension spring 806e sleeved on the plug column 805 and pulling the jacking plate 806a outwards on the fixed orifice plate 804, and a conductive plate connecting band 806f for connecting a plurality of conductive plates 806c in series, and a holding block 808 for pushing inwards is arranged at the outer end of the plug column 805. Electromagnet portion 802 is including setting up electromagnet fluting 802a on the cover body 801 medial surface bonds and sets up iron core 802b on the electromagnet fluting 802a sets up spiral groove on the iron core 802b anchor ring, and the embedding coiling is in be used for forming magnetic force and attracts iron on the spiral groove the solenoid 802c in sleeve 301's magnetic field, and set up electromagnet fluting 802a with wire chamber way 802d between the power groove 803, a plurality of electromagnet portion 802 is in set up according to even circumference arrangement on the cover body 801.

The use method and advantages of the contact conductive part 806 are as follows:

firstly, initially, due to the pulling effect of the tension spring 806e, the jacking plate 806a is pulled outward to the outer side, at this time, the conducting plate 806c is greatly compressed, the outer side surface of the conducting plate 806c is attached to the inner side surface of the conducting ring 806d, the contact conducting part 806 is immediately contacted and electrified, the direct current dry battery 807 smoothly supplies power to the solenoid 802c, the solenoid 802c generates a magnetic force attracting and fixing on the outer surface of the iron sleeve 301 according to the electromagnetic effect, the connecting and supporting effectiveness of the connecting column 302 is ensured, the direct current dry battery 807 continuously supplies power, and the casing 12 is continuously and stably supported;

secondly, when the conductive contact part 806 needs to be released, the holding block 808 is pushed inward, the tension of the tension spring 806e is overcome, the jacking plate 806a moves inward, the conductive piece 806c is relaxed on the second plug-in post 806b, the outer side surface is separated from the conductive ring 806d, an open circuit opening is formed, the direct current dry battery 807 does not supply power to the solenoid 802c, and the height of the two adjusting cylinders 7 can be adjusted;

thirdly, the adjusting cylinders 7 on both sides have a certain supporting capability, but the cylinders cannot be used as supporting components for a long time due to the particularity of the cylinders, so that the height of the housing 12 is adjusted by adjusting the adjusting cylinders 7 in a lifting manner only after the contact conductive part 806 is broken and the connecting column 302 is fixed, after the height adjustment is completed, the contact conductive part 806 is connected with the connecting column 302 for fixed support, and at the moment, the two adjusting cylinders 7 are lifted easily to adjust the inclination angle of the housing 12, so that the upper end of the connecting column 302 is hinged to the connecting plate 4;

thirdly, the conductive sheet connecting band 806f is connected in series with a plurality of conductive sheets 806c, all the conductive sheets 806c are compressed at the same time and then contacted with the conductive ring 806d for conduction, and after the jacking plate 806a is pushed inwards, all the conductive sheets 806c are released and relaxed at the same time and separated from the conductive ring 806d for disconnection at the same time, so as to ensure the effectiveness of the on-off control of the conductive contact part 806, wherein connecting wires are respectively conductively welded on the outer side surface of the conductive ring 806d and the conductive sheet connecting band 806 f;

fourthly, the solenoid 802c itself has an electromagnetic effect, and the iron core 802b is used for increasing the electromagnetic effect, so as to ensure that the sleeve body 801 is stably attracted and fixed by magnetic force.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the claims appended hereto.

Claims

1. The utility model provides a mechanism is set to miscellaneous removing, includes base (11), sets up casing (12) on base (11), sets up miscellaneous roller bearing (13), the roller bearing (14) of setting of miscellaneous on casing (12) to and be used for receiving to miscellaneous the conveyer belt (15) of the corn-on-cob after setting is accomplished, its characterized in that: the corn cob cleaning machine further comprises an impurity removing spiral protrusion (1) which is arranged on the impurity removing rolling shaft (13) and used for removing impurities by friction and pushing corn cobs forwards, a setting spiral protrusion (2) which is arranged on the setting rolling shaft (14) and used for gathering toward the middle and pushing the corn cobs forwards, and a lifting unit (3) which is arranged on the base (11) and used for lifting and adjusting the shell (12);

the shell (12) is provided with a connecting plate (4) which is used for being inserted with the impurity removing rolling shaft (13) and the adjusting rolling shaft (14) and used for installing the lifting unit (3), and the connecting plate (4) is provided with a plate body slot (5) for enabling a corn cob to slide;

the lifting unit (3) comprises a sleeve (301) hinged to the base (11), a connecting column (302) inserted into the sleeve (301) and hinged to the lower surface of the connecting plate (4), a sliding groove opening (303) formed in the side wall of the sleeve (301), and a protruding column (304) arranged on the connecting column (302) and inserted into the sliding groove opening (303), wherein a magnetic unit (8) for vertically fixing the connecting column (302) in a manner of being fixed on the outer surface of the iron sleeve (301) through magnetic attraction is sleeved on the protruding column (304);

the magnetic unit (8) comprises a sleeve body (801) for inserting and arranging the protruding column (304), an electromagnet part (802) arranged on the inner side surface of the sleeve body (801) and used for performing magnetic attraction and fixation on the outer surface of the sleeve (301), a power supply groove (803) arranged on the outer side surface of the sleeve body (801), a fixed pore plate (804) arranged on the inner side surface of the power supply groove (803), an inserting column (805) inserted and arranged on the fixed pore plate (804), a contact conducting part (806) arranged on the fixed pore plate (804) and the inserting column (805), and a direct current dry battery (807) arranged on the inner side end of the inserting column (805) and connected with the electromagnet part (802) and the contact conducting part (806) in series;

the contact conductive part (806) comprises a jacking plate (806 a) arranged on the plug-in post (805) and used for bonding and arranging the direct current dry battery (807), a second plug-in post (806 b) arranged on the fixed pore plate (804) and plugged with the jacking plate (806 a), a conductive sheet (806 c) with two open ends, sleeved on the second plug-in post (806 b) respectively and pressed and bent by the jacking plate (806 a), and a conductive ring (806 d) arranged on the inner side surface of the fixed pore plate (804) and used for conducting contact when the conductive sheet (806 c) is bent and deformed annularly, wherein the conductive sheet (806 c) and the conductive ring (806 d) are respectively connected with the two electromagnet parts (802) through wires;

the contact conductive part (806) further comprises a tension spring (806 e) which is sleeved on the plug column (805) and pulls the jacking plate (806 a) outwards on the fixed pore plate (804), and a conductive plate connecting belt (806 f) which is used for connecting a plurality of conductive plates (806 c) in series, and a holding block (808) for pushing inwards is arranged at the outer end of the plug column (805);

electromagnet portion (802) is including setting up electromagnet fluting (802 a) on the body of covering (801) medial surface, the bonding sets up iron core (802 b) on electromagnet fluting (802 a) sets up spiral groove on iron core (802 b) the anchor ring, the embedding coiling is in be used for forming magnetic force attraction iron on the spiral groove solenoid coil (802 c) in the magnetic field of sleeve (301), and set up electromagnet fluting (802 a) with wire chamber way (802 d), a plurality of between power supply groove (803) electromagnet portion (802) is in set up according to even circumference arrangement mode on the body of covering (801).

2. The impurity removing and setting mechanism according to claim 1, characterized in that: and a contraction discharge hole (6) for gathering the corn cobs to the middle part and discharging the corn cobs is formed in one side, close to the conveying belt (15), of the shell (12).

3. The impurity removing and setting mechanism according to claim 1, characterized in that: the distance between the impurity removing spiral protrusions (1) is smaller than that of the setting spiral protrusions (2), the lengths of the setting rollers (14) on the two sides and the spiral directions of the setting spiral protrusions (2) on the setting rollers are symmetrical relative to the middle, and the heights of the setting rollers (14) in the middle of the odd number of setting rollers (14) are lower than those of the setting rollers (14) on the two sides.

4. The impurity removing and setting mechanism according to claim 1, characterized in that: and the base (11) is provided with adjusting cylinders (7) which are used for supporting the casing (12) and are positioned at the positions of two sides of the lifting unit (3).