[0040] Embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but should not be used to limit the scope of the present invention.
[0041] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.
[0042] like Figure 1-13 An embodiment of the shown a kind of walnut automatic shelling machine, comprises material storage cylinder 1, walnut sorting mechanism 2 that are arranged successively by walnut advancing direction, skin grinding mechanism 3, conveying mechanism, extruding shell breaking mechanism 5; The storage barrel 1 is provided with a discharge pipe one 6, the walnut sorting mechanism 2 is provided with a sorting feed inlet 7 and some discharge pipes two 8, and the described skin grinding mechanism 3 is provided with some feed pipes area and several dermabrasion discharge ports 9, the conveying mechanism is provided with a conveying feed port 10 and a conveying discharge port 11, and the extruding shell breaking mechanism 5 is provided with a shell breaking feed port 12 and a collection box 13 ;
[0043] Described discharge pipe one 6 is communicated with the sorting feed inlet 7 of described walnut sorting mechanism 2, and described discharge pipe two 8 is arranged on the top of corresponding feed area, and described skin grinding discharge port 9 It is arranged above the conveying inlet 10 of the conveying mechanism, and the conveying outlet 11 of the conveying mechanism is arranged above the shell breaking inlet 12 . In the present invention, the walnut shells are first polished by the walnut skin grinding mechanism 3 before the walnut shells are squeezed, thereby thinning the walnut shells, so as to facilitate the subsequent extrusion shell breaking operation, and the walnut shells can be realized only by using a small force. The cracking of the shell improves the integrity of the walnut kernel after the shelling.
[0044] As an embodiment of a walnut automatic shelling machine of the present invention, the discharge pipe one 6 is arranged at the bottom of the storage tank 1 , and the discharge pipe one 6 is provided with a control valve 14 .
[0045] Further, the discharge pipe one 6 is provided with a mounting seat 15, the control valve 14 is fixed on the mounting seat 15 by bolts, the control valve 14 is a butterfly valve, and the valve plate of the butterfly valve is rotated to set In the discharge pipe one 6. By setting the butterfly valve, it is possible to realize the discontinuous switch of the discharge pipe 1-6, so that the switch of the butterfly valve can be selected according to the working conditions of the sorting mechanism.
[0046] As an embodiment of a walnut automatic shelling machine of the present invention, the sorting mechanism includes a sorting cylinder 16, a sorting pushing mechanism 19 arranged in the sorting cylinder 16 is rotated, and a sorting pushing mechanism 19 is arranged in the sorting cylinder 16 The sieve plate 17 at the bottom of the cylinder 16, the sorting holes 18 arranged on the sieve plate 17, the sorting inlet 7 arranged on the side wall of the sorting cylinder 16, and the sieve plate 17 Some of the discharge pipes two 8 below; the discharge pipe one 6 communicates with the sorting inlet 7; The apertures of the sorting holes 18 of some sectoral partitions in the direction of rotation increase sequentially, and the position of the sectoral partition with the smallest aperture of the sorting feed inlet 7 is corresponding to the position of the minimum aperture of the sorting holes 18, and the inlet end of the discharge pipe two 8 is connected to the The positions of the sectors correspond to each other. Because the grinding depth of the grinding mechanism is related to the diameter of the walnut and the gap between the two grinding rollers, the size of the walnut has a strong impact on the grinding effect of the walnut, and the present invention by setting the sorting mechanism before the grinding process, The walnuts with different outer diameters are screened to facilitate the grinding of walnut shells, which reduces the impact of uneven size of walnuts on the grinding effect.
[0047] Further, the sorting and pushing mechanism 19 includes a pushing central shaft 20 which is rotatably arranged on the sieve plate 17, several pushing plates 21 which are arranged on the pushing central shaft 20 along the circumference, and drives the pushing The first motor 22 that rotates the material center shaft 20 , the rotation output shaft of the first motor 22 is fixedly connected with the push material center shaft 20 .
[0048] Further, the first motor 22 is fixedly arranged on the top of the sorting cylinder 16 through a mounting plate.
[0049] As an embodiment of a kind of walnut automatic shelling machine of the present invention, described dermabrasion mechanism 3 comprises dermabrasion cabinet 23, is arranged on several partitions 24 in described dermabrasion cabinet 23, and described partition 24 described The grinding machine case 23 is divided into several grinding areas, and a grinding mechanism is arranged in the grinding area, and the grinding mechanism divides the grinding area into the feeding area above and the discharging area below, and the feeding area One side of one side is provided with feed guide plate 25, and described feed guide plate 25 is arranged on the below of corresponding discharge pipe two 8, and discharge slant plate 26 is set in the described discharge area, and described abrasive skin discharge port 9 is provided with At the lowest point of the discharge ramp 26;
[0050] The grinding mechanism includes a driving grinding roller 27 arranged on the right side and a driven grinding roller 28 arranged on the left side, and a pressing plate 29 which is slidably arranged on the driving grinding roller 27 and the driven grinding roller 28, the The active grinding roller 27, the driven grinding roller 28 and the pressing plate 29 enclose and form the grinding material cavity 30, and the grinding material cavity 30 and the grinding material cavity 30 are connected between the driving grinding roller 27 and the driven grinding roller 28. The discharge gap 31 of the discharge area; the present invention is in the grinding process of the walnut shell, by setting the pressing plate 29, the walnut is limited in the grinding chamber 30, and the local grinding of the walnut is realized, and the walnut shell is partially thinned, so that Reduce the force required to squeeze the shell and improve the integrity of the walnut kernel.
[0051] Further, further, several dust falling holes are provided on the discharge ramp 26 .
[0052] Further, the driving grinding roller 27 is engaged with the driven grinding roller 28 for transmission.
[0053] Further, feed baffles 32 are provided on both sides of the feed guide 25;
[0054] A blocking plate 33 is arranged above the driving grinding roller 27 and the driven grinding roller 28 respectively.
[0055] Further, the lower surface of the pressing plate 29 is provided with first rubber layers 42 or sanding layers 40 or alternately provided with several first rubber layers 42 and several sanding layers 40, when the lower surface of the pressing plate 29 is alternately provided with During several first rubber layers 42 and some sanding layers 40, one end near the described feeding guide plate 25 is the first rubber layer 42, and the setting of the first rubber layer 42 of the present invention can occur in the extruding process of the walnut. Elastic deformation, thereby increasing the frictional force between walnut and pressing plate 29, to ensure that in the reciprocating process of pressing plate 29, the upper surface of walnut can give the active force of walnut tangential direction, makes walnut can along with the reciprocating movement of pressing plate 29 Pressing plate 29 rolls, and when sanding layer 40 contacts with walnut, and the setting of sanding layer 40 can realize the polishing of walnut upper surface when sanding layer 40 contacts with walnut.
[0056] The driving grinding roller 27 rotates clockwise, and the driven grinding roller 28 rotates counterclockwise. The rotational speed of the driven grinding roller 28 is greater than the rotational speed of the driving grinding roller 27, so that the left side of the walnut can be fed to the walnut. A tangential force to ensure that the walnuts can roll under the action of the grinding roller. The present invention realizes the rolling of the walnut in two axial directions through the first rubber layer 42 and the control of the speed of the grinding roller. Compared with walnut static grinding or grinding while sliding, the surface of the walnut is more evenly ground, and the area of grinding is more uniform. higher proportion.
[0057] Further, the grinding mechanism also includes limit support plates 34 arranged on both sides of the pressing plate 29 , threaded holes 35 arranged on the pressing plate 29 , and a second motor 36 arranged on the skin grinding machine case 23 , the screw rod 37 fixedly arranged on the rotating output shaft of the second motor 36 , the other end of the screw rod 37 is arranged in the threaded hole 35 and is threadedly connected with the threaded hole 35 .
[0058] Further, the bottom of the pressing plate 29 is provided with an arc-shaped groove 38 , and the side of the lower part of the pressing plate 29 close to the feeding guide plate 25 is provided with an upwardly inclined slope 39 . The setting of the second motor 36 of the present invention makes the sliding of the pressing plate 29 realize automation, and when the pressing plate 29 slid towards the feeding guide plate 25, the pressing plate 29 made the walnuts enter below the pressing plate 29 under the effect of the inclined surface 39 inclined upwards, and the walnuts are now Located in the grinding chamber 30.
[0059] Further, the outer side of the active grinding roller 27 is coaxially provided with a transmission wheel 1 43, and the outer side of the driven grinding roller 28 is coaxially provided with a transmission wheel 2 44, and the transmission wheel 1 43 is meshed with the transmission wheel 2 44 for transmission. The third motor 45 is fixedly arranged on the described dermabrasion case 23, and the motor shaft of the third motor 45 is fixedly connected with a transmission wheel three 46, and the transmission wheel three 46 and the transmission wheel one 43 are driven by a transmission belt 47. .
[0060] Further, the conveying mechanism adopts any one of conveying auger 4, belt conveyor and scraper conveyor.
[0061] As an embodiment of a walnut automatic shelling machine of the present invention, the extrusion shell breaking mechanism 5 includes a shell breaking machine box 48, a material storage box 49 arranged above the shell breaking machine box 48, and the material storage box 49 It communicates with the shell-breaking cabinet 48 through a feed channel 50, and two openings are oppositely arranged on the shell-breaking cabinet 48, and the two openings are respectively provided with a support plate one 51 and a support plate two 52, and the support plate The first 51, the second support plate 52 and the side wall of the broken case 48 form a blanking channel 53, and the second support plate 52 is sequentially provided with several strip-shaped bosses 54 from top to bottom, and the strip-shaped bosses 54 The height of the protrusion increases sequentially from top to bottom, and the strip boss 54 is provided with a number of installation holes, and an extrusion block 55 is arranged in rotation in the installation hole;
[0062] The broken shell feeding port 12 is arranged on the top of the storage box 49 .
[0063] Further, the vertical distance between the extrusion block 55 and the support plate decreases successively from top to bottom. The present invention rotates and arranges the extruding block 55 on the extruding shell-breaking mechanism 5, so that the walnut can roll under the frictional force of the extruding block 55 during the falling process, so that in the extruding process, the stress point of the extruding It can be continuously changed to achieve multi-point extrusion. Compared with the traditional two-point extrusion, it not only makes the breaking point of the walnut shell more uniform, but also reduces the extrusion force required to break the shell, and improves the quality of the walnut shell. Ren's integrity rate.
[0064] Further, the support plate one 51 includes a metal plate layer 56, and a second rubber layer 57 is provided on a side of the metal plate layer 56 close to the discharge channel 53, and the thickness of the second rubber layer 57 is 2 -5mm;
[0065] The extrusion end surface of the extrusion block 55 is provided with a hemispherical protrusion;
[0066] The outer edge of the extrusion end face of the extrusion block 55 is provided with chamfers;
[0067] The extruding block 55 is provided with a supporting shaft 58, the supporting shaft 58 is provided with a sprocket 59, and the cracking casing 48 is fixedly provided with a fourth motor 60, and the rotation output shaft of the fourth motor 60 is connected to the The sprocket 59 is connected in transmission through a chain 66 .
[0068] Further, the lower part of the support plate 52 is provided with a dust suction port 61 connected with the blanking channel 53, the dust suction port 61 is provided with a filter screen, and the dust suction port 61 is passed through the dust suction port. The pipeline 63 is provided with a dust removal device 62, and the dust removal device 62 adopts a bag filter.
[0069] Further, the collection box 13 is arranged at the bottom of the cracking case 48, and the top of the collection box 13 is provided with a blanking opening 64, and the blanking opening 64 is arranged below the blanking channel 53, so that The bottom of the collection box 13 is provided with a discharge port, and the discharge port is provided with a slide valve 65 for opening or closing the discharge port.
[0070]Further, in the horizontal direction, the gap between two adjacent extrusion blocks 55 is smaller than the outer diameter of the walnut, so as to prevent the walnut from moving downward from the gap between the two extrusion blocks 55,
[0071] In order to better realize the shelling of walnuts, the present invention also provides a walnut automatic shelling process, comprising the following steps:
[0072] Step 1: The walnuts in the storage tank 1 enter the sorting mechanism through the discharge pipe 1;
[0073] Step 2: With the rotation of the sorting and pushing mechanism 19, the walnuts are pushed through the sorting holes 18 of different apertures successively, and the walnuts are graded according to the size. When the outer diameter of the walnuts is smaller than the aperture of the sorting holes 18, the walnuts fall to Corresponding discharge pipe two 8;
[0074] Step 3: The graded walnuts enter the different grinding areas of the skin grinding mechanism 3 along the corresponding discharge pipe 28, and after the local thinning in the grinding area, pass through the gap between the active grinding roller 27 and the driven grinding roller 28. After the discharge gap 31 falls, it falls onto the conveying mechanism through the discharge ramp 26;
[0075] Step 4: The conveying mechanism sends the walnuts after the walnut shells are thinned to the storage box 49 of the extruding shell breaking mechanism 5, and the walnuts are carried out in the feeding channel 53 through the feeding channel 50, and the walnuts are moving downward while being extruded. Roll under the rotation effect of briquetting block 55, along with the whereabouts of walnut, the gap of blanking passage 53 becomes smaller, and walnut is extruded and realizes broken shell, and then broken walnut shell and walnut kernel fall into collection box 13 together.
[0076] Further, in step 3, in the grinding area, under the action of the tangential force generated by the reciprocating motion of the pressing plate 29 and the driven grinding roller 28 rotating speed greater than the tangential force generated by the driving grinding roller 27, the walnuts are processed in two Roll the shaft upwards and grind while rolling.
[0077] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.
