CN210538750U

CN210538750U - A chestnut cutting machine

Info

Publication number: CN210538750U
Application number: CN201821950637.7U
Authority: CN
Inventors: 张译丹; 骆芳芳
Original assignee: Huzhou University
Current assignee: Huzhou University
Priority date: 2018-11-19
Filing date: 2018-11-19
Publication date: 2020-05-19
Anticipated expiration: 2028-11-19

Abstract

The utility model discloses a chestnut cutting machine, which comprises a bracket part, a positioning mechanism, a driving mechanism and a cutting mechanism; the support part is a framework of a chestnut sheller, a positioning mechanism is arranged on the support part, chestnuts are fixed in a determined spatial direction and then are rotated under the action of a driving mechanism, a cutting mechanism is simultaneously linearly moved under the action of the driving mechanism, so that corresponding components of the cutting part generate a synthetic spiral cutting motion at a determined depth on the surfaces of the chestnuts, the shells of the chestnuts are firstly cut into spiral cuts, the overall shells form a narrow spiral shape, the shells are easily peeled along one end of the spiral shells during peeling, and the spiral shells are connected together, so that the kernels of the chestnuts cannot be shelled during sugar frying of the chestnuts, but the complete kernels can be conveniently taken out during eating.

Description

Chestnut cutting machine

Technical Field

The utility model relates to an article for daily use especially relates to a chestnut cutting machine.

Background

The chestnut is a plant fruit which is frequently eaten in people's life, but in general families, chestnut shelling is a difficult work, people basically manually shell chestnuts, when the chestnut is fried with sugar, a cutter is needed to cut the chestnut shell into one or a plurality of long knife edges, although the cut is cracked in the frying process, the chestnut shell is often difficult to peel off in eating, and the chestnut kernels are easy to break.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chestnut cutting machine which has simple structure and convenient operation and can not hurt the kernels.

The chestnut cutting machine shelling method of the utility model is utilized as follows: the chestnut is characterized in that a spiral cut is firstly cut on the shell of the chestnut, the whole shell is in a narrow spiral shape, the shell is easily peeled off along one end of the spiral shell during peeling, and the spiral shells are connected together, so that the kernel of the chestnut cannot be peeled during sugar frying of the chestnut, but the complete kernel can be conveniently taken out during eating.

The utility model aims at realizing through the following technical scheme:

the chestnut cutting machine of the utility model, as shown in fig. 1 and fig. 2, comprises a bracket part, a positioning mechanism, a driving mechanism and a cutting mechanism; the support part is a framework of the chestnut shell cutting machine, a positioning mechanism is arranged on the framework, chestnuts are fixed in a determined spatial direction and then generate rotary motion under the action of a driving mechanism, and the cutting mechanism simultaneously generates linear motion under the action of the driving mechanism, so that corresponding members of the cutting part generate synthetic spiral cutting motion at a determined depth on the surfaces of the chestnuts.

The support part comprises a base 1, a left vertical plate 2, a right vertical plate 3 and a long hole 4, the base 1 is a rectangular flat plate with supports at two ends, the left vertical plate 2 and the right vertical plate 3 are fixedly arranged on the upper surface in a bilateral symmetry manner, and the long hole 4 is transversely arranged in the middle of the rectangular flat plate; the upper parts and the lower parts of the left vertical plate 2 and the right vertical plate 3 are respectively provided with corresponding round holes which are connected with corresponding components of the positioning mechanism and the driving mechanism.

The positioning mechanism comprises a nut 5, a spring 6, a fixed cylinder 7, a push rod 8, a convex ring 9, a thimble 10, a positioning needle 11, a positioning block 12, a positioning spring 13, a turntable 15 and a rotating shaft 16;

a fixed cylinder 7 is fixedly arranged in a round hole at the upper end of the left vertical plate 2, an ejector rod 8 is arranged in the fixed cylinder 7, and an ejector pin 10 is arranged on the end face of the extending end of the ejector rod 8;

the left end of the fixed cylinder 7 is provided with the nut 5, a stepped inner hole is formed in the fixed cylinder 7, after the ejector rod 8 is installed in the fixed cylinder 7 from the left end, the left end of the spring 6 abuts against the nut 5, the right end presses a flange at the tail end of the ejector rod 8 on a step of the fixed cylinder 7, and the nut 5 is adjusted to change the pre-tightening force of the spring 6.

The ejector rod 8 and the fixed cylinder 7 are installed in a small clearance fit mode, and the left end of the ejector rod 8 is provided with the convex ring 9.

A rotary table 15 is installed in a circular hole at the upper end of the right vertical plate 3 through a rotating shaft 16, four long grooves with T-shaped sections are symmetrically formed in the rotary table 15, a positioning block 12 is embedded into each long groove, the positioning block 12 is pressed into the bottom of the groove through a positioning spring 13, the positioning block 12 can slide along the long grooves and can be kept at any position, and a positioning needle 11 is installed on the positioning block 12.

The driving mechanism comprises a gear ring 14, a handle 17, a middle gear 18, a driving gear 19 and a screw rod 20, the gear ring 14 is installed on the excircle of the rotary table 15, the screw rod 20 is installed in circular holes at the lower parts of the left vertical plate 2 and the right vertical plate 3, the rotary table 15 and the gear ring 14 are driven to rotate through the rotating shaft 16 when the handle 17 rotates, and the screw rod 20 is driven to rotate through the middle gear 18 and the driving gear 19 so as to drive components of the cutting mechanism to move.

The cutting mechanism comprises a slide block 21, a cylinder 22, a cutter rod 23, a cutter 24, a compression spring 25, a slide sheet 26, a positioning cylinder 27 and an adjusting screw 28.

The bottom of the sliding block 21 is provided with a bulge, the middle part of the sliding block is provided with a threaded hole, after the threaded hole is connected with the lead screw 20, the bottom bulge is embedded into the long hole 4 of the base 1, the bottom bulge and the long hole 4 are in clearance fit, when the lead screw drives the sliding block 21 to move, the bottom bulge slides along the long hole 4, the cylinder 22 is fixed at the top of the sliding block, a cutter bar 23 is arranged in the cylinder 22, and a compression spring 25 is arranged at the bottom of the cylinder 22, so that the cutter bar 23 extends out of the upper end;

the upper end of the cutter rod 23 is sleeved with a positioning barrel 27, the upper end of the positioning barrel 27 is fixedly provided with a slide sheet 26, the slide sheet 26 is a sheet in a spherical surface shape, the center of the slide sheet is provided with a long hole, the cutter point of the cutter 24 is arranged at the top of the cutter rod 23 and extends out of the long hole, the direction of the cutter point is vertical to the moving direction of the cutter rod 23, and the length of the cutter point extending out of the long hole is determined by adjusting the relative position of the positioning barrel 27 on the cutter rod 23 through.

By the above-mentioned technical scheme can see out, a chestnut cutting machine's beneficial effect do, can cut out the spiral incision with the chestnut shell very fast, peel off the chestnut shell along the one end of spiral shell very easily when edible, take out complete kernel, simple structure, convenient operation is suitable for numerous families and uses.

Drawings

Fig. 1 is a schematic structural view of the chestnut cutting machine of the present invention.

Fig. 2 is a schematic top view of a support part of the chestnut cutting machine of the present invention.

Fig. 3 is a schematic structural view of a rotary table of the chestnut cutting machine of the present invention.

Fig. 4 is a schematic view of the cutting mechanism of the chestnut cutting machine of the present invention.

Fig. 5 is a schematic top view of the slip sheet of the chestnut cutting machine of the present invention.

Fig. 6 is a schematic view of the positioning cylinder structure of the chestnut cutting machine of the present invention.

In the figure: 1. the base, 2, left riser, 3, right riser, 4, slot hole, 5, nut, 6, spring, 7, fixed cylinder, 8, ejector pin, 9, bulge loop, 10, thimble, 11, pilot pin, 12, locating piece, 13, positioning spring, 14, ring gear, 15, carousel, 16, pivot, 17, handle, 18, intermediate gear, 19, drive gear, 20, lead screw, 21, slider, 22, drum, 23, cutter arbor, 24, cutter, 25, compression spring, 26, gleitbretter, 27, a location section of thick bamboo, 28, adjusting screw.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

A chestnut cutting machine, as shown in fig. 1 and fig. 2, comprises a support part, a positioning mechanism, a driving mechanism and a cutting mechanism; the support part is a framework of the chestnut shell cutting machine, a positioning mechanism is arranged on the framework, chestnuts are fixed in a determined spatial direction and then generate rotary motion under the action of a driving mechanism, and the cutting mechanism simultaneously generates linear motion under the action of the driving mechanism, so that corresponding members of the cutting part generate synthetic spiral cutting motion at a determined depth on the surfaces of the chestnuts.

The support part is required to be stable, other required mechanisms can be fixed on the support part, the support part comprises a base 1, a left vertical plate 2, a right vertical plate 3 and a long hole 4, the base 1 is a rectangular flat plate with supports at two ends, the left vertical plate 2 and the right vertical plate 3 are fixedly installed on the upper surface in a bilateral symmetry mode, and the long hole 4 is transversely formed in the middle of the rectangular flat plate; the upper parts and the lower parts of the left vertical plate 2 and the right vertical plate 3 are respectively provided with corresponding round holes which are connected with corresponding components of the positioning mechanism and the driving mechanism.

The positioning mechanism comprises a nut 5, a spring 6, a fixed cylinder 7, a mandril 8, a convex ring 9, a thimble 10, a positioning needle 11, a positioning block 12, a positioning spring 13, a turntable 15 and a rotating shaft 16; the chestnut shell cutting method includes the steps that firstly, chestnuts are fixed in a certain direction, in the design, a fixing cylinder 7 is fixedly installed in a round hole in the upper end of a left vertical plate 2, an ejector rod 8 is installed in the fixing cylinder 7, and an ejector pin 10 is installed on the end face of the extending end of the ejector rod 8; the left end mounting nut 5 of a fixed cylinder 7, the inside stairstepping hole that makes of a fixed cylinder 7, ejector pin 8 from the left end after packing into a fixed

cylinder

7, 6 left ends of spring support on nut 5, the right-hand member is pressed 8 tail end flanges of ejector pin on the ladder of a fixed cylinder 7.

The ejector rod 8 is pushed against the chestnuts through the ejector pin 10, the acting force of the ejector rod 8 needs to be adjusted according to the sizes of the chestnuts and the hardness degree of the shells, the pre-tightening force of the spring 6 is changed by rotating the adjusting nut 5, the acting force of the ejector rod 8 on the chestnuts can be adjusted, and the ejector rod 8 and the fixed cylinder 7 are installed in a small-gap fit mode. The left end of the mandril 8 is provided with a convex ring 9 for convenient operation.

A rotary table 15 is installed in a circular hole at the upper end of the right vertical plate 3 through a rotating shaft 16, four long grooves with T-shaped sections are symmetrically formed in the rotary table 15, a positioning block 12 is embedded into each long groove, the positioning block 12 is pressed into the bottom of the groove through a positioning spring 13, the positioning block 12 can slide along the long grooves and can be kept at any position, and a positioning needle 11 is installed on the positioning block 12; the positioning block 12 can be moved by hand according to the size and shape of the chestnut, so that the positioning block 12 is wholly or partially in reliable contact with the chestnut to ensure the positioning of the chestnut, and after the positioning block 12 is moved to a certain position, under the action of the positioning spring 13, a larger friction force is generated with the bottom of the T-shaped long groove of the rotary table 15, so that the positioning block is kept still at the position.

The driving mechanism comprises a gear ring 14, a handle 17, a middle gear 18, a driving gear 19 and a lead screw 20, the gear ring 14 is installed on the excircle of the rotary table 15, the lead screw 20 is installed in the round holes at the lower parts of the left vertical plate 2 and the right vertical plate 3, the rotary table 15 and the gear ring 14 are driven to rotate through the rotating shaft 16 when the handle 17 rotates, and the lead screw 20 is driven to rotate through the middle gear 18 and the driving gear 19 so as to drive the components of the cutting mechanism to move.

The cutting mechanism comprises a sliding block 21, a cylinder 22, a cutter bar 23, a cutter 24, a compression spring 25, a sliding sheet 26, a positioning cylinder 27 and an adjusting screw 28, wherein the bottom of the sliding block 21 is provided with a protrusion, the middle part of the sliding block is provided with a threaded hole, the bottom protrusion is embedded into a long hole 4 of the base 1 after the threaded hole is connected with the lead screw 20, the bottom protrusion is in clearance fit with the long hole 4, when the lead screw drives the sliding block 21 to move, the bottom protrusion slides along the long hole 4, and the long hole 4 plays a role in guiding the movement of the sliding block. The cylinder 22 is fixed on the top of the sliding block 21, a cutter bar 23 is arranged in the cylinder 22, a compression spring 25 is arranged at the bottom of the cylinder 22, and the cutter bar 23 is compressed to extend out of the upper end of the cylinder 22;

the upper end of the cutter rod 23 is sleeved with a positioning barrel 27, the upper end of the positioning barrel 27 is fixedly provided with a sliding sheet 26, the sliding sheet 26 is a sheet in a spherical surface shape, the center of the sliding sheet is provided with a long hole, the cutter point of the cutter 24 is arranged at the top of the cutter rod 23 and extends out of the long hole, the direction of the cutter edge is perpendicular to the moving direction of the cutter rod 23, the length of the cutter point extending out of the long hole is determined by adjusting the relative position of the positioning barrel 27 on the cutter rod 23 through an adjusting screw 28, the adjusting method is that the positioning barrel 27 is moved up and down after the adjusting screw 28 fixed on the cutter rod 23 is unscrewed, the length of the cutter point of the cutter 24 exposed at the upper end of the sliding sheet 26.

A method for using a chestnut cutting machine comprises the following steps: firstly, the pretightening force of a spring 6 and the distribution of a positioning block 12 are adjusted according to the size of chestnuts, the length of a tool tip of a cutting knife 24 exposed out of a slip sheet 26 is equal to the thickness of a chestnut shell, then a convex ring 9 is pulled outwards to enable a positioning needle 11 to penetrate into the top of the chestnut shell, an ejector pin 10 penetrates into the tail end of the chestnut shell, a handle 17 is shaken, a rotating disc 15 and a gear ring 14 are driven to rotate through a rotating shaft 16, a lead screw 20 is driven to rotate through an intermediate gear 18 and a driving gear 19, the lead screw 20 drives a sliding block 21 to move linearly, so that the cutting knife generates a combined spiral cutting motion on the chestnut shell, as the slip sheet 26 can only slide on the surface of the chestnuts, the cutting knife 26 can not cut into the chestnuts, only a spiral line is drawn on the chestnut shell, then the shell is easily peeled along one end of the spiral shell, and as the spiral shells are connected, but the complete nuts can be conveniently taken out when the food is eaten.

The number of the spiral turns marked on the chestnut shell can be changed by changing the pitch of the screw rod 20, generally, only 4-5 circles of spiral lines are marked on the chestnut shell, so that the chestnut shell cutting machine has high efficiency, and complete chestnut kernels can be taken out.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A chestnut cutting machine, characterized in that it comprises a support part, a positioning mechanism, a driving mechanism and a cutting mechanism; the support part is the skeleton of the chestnut shell cutting machine, on which a positioning mechanism is installed, and after the chestnut is fixed in a determined spatial orientation, Under the action of the driving mechanism, the chestnut produces a rotary motion, and the cutting mechanism simultaneously generates a linear motion under the action of the driving mechanism, so that the corresponding components of the cutting mechanism generate a synthetic helical cutting motion at the depth determined by the surface of the chestnut;

The bracket part includes a base (1), a left vertical plate (2), a right vertical plate (3), and a long hole (4). The left vertical plate (2) and the right vertical plate (3) are provided with long holes (4) transversely in the middle of the rectangular flat plate; the upper and lower parts of the left vertical plate (2) and the right vertical plate (3) are provided with The corresponding circular holes are connected to the corresponding components of the positioning mechanism and the driving mechanism;

The cutting mechanism includes a sliding block (21), a cylinder (22), a knife rod (23), a cutter (24), a compression spring (25), a sliding blade (26), a positioning cylinder (27), and an adjustment screw (28), the slider (21) has a protrusion at the bottom and a threaded hole in the middle. After the threaded hole is connected with the components of the drive mechanism, the bottom protrusion is embedded in the long hole (4) of the base (1), and the bottom protrusion is It is a clearance fit with the long hole (4), when the driving mechanism drives the slider (21) to move, the bottom protrusion slides along the long hole (4), the cylinder (22) is fixed on the top of the slider, the cylinder (22) A cutter bar (23) is installed inside, and a compression spring (25) is installed at the bottom of the cylinder (22), so that the cutter bar (23) protrudes from the upper end of the cylinder (22).

2. A chestnut cutting machine according to claim 1, characterized in that, the positioning mechanism comprises a nut (5), a spring (6), a fixing cylinder (7), an ejector rod (8), a convex ring ( 9), thimble (10), positioning block (12), positioning spring (13), turntable (15), shaft (16); fixedly install the fixing cylinder (7) in the round hole at the upper end of the left vertical plate (2), The ejector rod (8) is installed in the fixed cylinder (7), and the ejector pin (10) is installed on the end face of the protruding end of the ejector rod (8). 15), four long grooves with a T-shaped cross section are symmetrically opened on the turntable (15), a positioning block (12) is embedded in each long groove, and a positioning spring (13) presses the positioning block (12) into the bottom of the groove.

3. A chestnut cutting machine according to claim 2, characterized in that, the positioning block (12) can slide along the T-shaped long groove on the turntable (15), and can be maintained at any position, The positioning block (12) is provided with a positioning pin (11).

4. A chestnut cutting machine according to claim 2, characterized in that a nut (5) is installed at the left end of the fixing cylinder (7), and a stepped inner hole is made inside the fixing cylinder (7), and the ejector rod (8) After the fixing cylinder (7) is installed from the left end, the left end of the spring (6) is pressed against the nut (5), and the right end presses the rear end flange of the ejector rod (8) on the step of the fixing cylinder (7), and adjust the The nut (5) can change the preload of the spring (6).

5. A chestnut cutting machine according to claim 4, characterized in that, the ejector rod (8) and the fixing cylinder (7) are installed with a small gap, and the left end of the ejector rod (8) is installed with a convex ring ( 9).

6. The chestnut cutting machine according to claim 1, wherein the drive mechanism comprises a ring gear (14), a handle (17), an intermediate gear (18), a drive gear (19), a lead screw (20), the ring gear (14) is installed on the outer circle of the turntable (15), the lead screw (20) is installed in the round holes in the lower part of the left vertical plate (2) and the right vertical plate (3), the slider (21) The threaded hole on the ) is matched with the lead screw (20). When the handle (17) rotates, the rotary shaft (16) drives the turntable (15) and the ring gear (14) to rotate, and passes through the intermediate gear (18) and the drive gear (19). ) drives the lead screw (20) to rotate to drive the components of the cutting mechanism to move.

7 . The chestnut cutting machine according to claim 1 , wherein a positioning cylinder ( 27 ) is sheathed on the upper end of the cutter bar ( 23 ), and a sliding plate ( 26 ) is fixedly installed on the upper end of the positioning cylinder ( 27 ). 8 . The sheet (26) is a thin sheet in the shape of a sphere, with an elongated hole in the center, and the cutting knife (24) is installed on the top of the cutter bar (23) and the blade tip protrudes from the elongated hole.

8. A chestnut cutting machine according to claim 7, characterized in that the direction of the blade of the cutter (24) is perpendicular to the movement direction of the cutter bar (23), and the blade tip extends out of the elongated hole. The length is determined by adjusting the relative position of the positioning cylinder (27) on the cutter bar (23) by the adjusting screw (28).