CN204273162U - A kind of walnut shell-breaking device - Google Patents

Abstract

A device for cracking walnut shells, including a frame, a motor, an upper beating device, extrusion devices on both sides, and a conveying device; the motor drives the outer sprocket of the conveying device to rotate, and the inner sprocket engages with the bent plate chain to drive the bent plate chain Rotate; the nuclear release groove 505 also moves along with it, and when it is about to move to the upper hitting device, the upper cam on the two curved plate chains will lift the upper hitting device through the rolling contact of the upper roller, and the spring will be compressed. When the upper rollers on both sides of the hitting rod pass over the upper cam of the curved plate chain, due to the spring pressure, the upper hitting rod hits the walnut downward; The device squeezes the walnuts again. In this way, walnuts of different sizes are flexibly beaten and extruded in both horizontal and vertical directions, and the walnuts are fully shelled; it has the characteristics of complete shell breaking, high efficiency and convenient operation.

Description

A device for cracking walnut shells

technical field

The utility model relates to the technical field of agricultural machining, in particular to a walnut shell breaking device.

Background technique

At present, China's walnut production ranks first in the world. Although China is a large walnut producing country in the world, it is not a powerful walnut producing country. The mechanization of walnut processing in my country is less than 10%. Most of the cracked walnut shells in my country are still artificially cracked. Manual cracking of shells is labor-intensive and inefficient, and the pollution index is high, which affects the quality of walnuts. The export cannot meet the standards, which greatly reduces the added value of walnuts.

Walnut kernels have high nutritional value and contain a lot of protein and fat. Moreover, walnut kernels also contain essential amino acids, vitamins, and trace elements for the human body. Walnuts are suitable for deep processing. 80% of the walnuts in developed countries are put into the market in the form of deep processing. China’s deep processing capacity for walnuts is seriously insufficient, and the processing level is low, which not only makes the added value of products low, but also greatly affects the international trade of Chinese walnuts. Advantage.

There are various shell breaking machines on the market now, but their effects are not ideal, and there are still some problems, which are manifested as incomplete shell breaking, low shell breaking rate, and low high road kernel rate, mainly in the shell breaking rate. And the high road kernel rate can not meet the requirements of industrial production. This has just greatly reduced the sale of walnut kernel, has also just reduced the commercial value of walnut. So now there is an urgent need for an effective shell breaking device to improve the shell breaking rate and high kernel rate, so as to speed up the mechanization of walnut processing.

Contents of the invention

In order to overcome the deficiencies of the above-mentioned prior art, the purpose of this utility model is to provide a walnut shell cracking device, which can flexibly beat and extrude walnuts of different sizes in the horizontal and vertical directions, so that the walnut shells can be fully broken; the structure Simple, with the characteristics of complete shell breaking, high efficiency and convenient operation.

In order to achieve the above object, the technical solution adopted by the utility model is: a walnut shell cracking device, including a frame, a motor, an upper hitting device, a two-side extrusion device, and a conveying device;

The lower part of the frame is provided with a motor; the motor is connected with the outer sprocket arranged on the lower fixed beam through a chain; the outer sprocket is in interference fit with the inner sprocket and the shaft; The sprocket at the left end of the beam is connected, and the feeding hopper is installed on the frame at the left end of the bent plate chain; the hitting device is installed on the frame on the right side of the feeding hopper;

There is a core slot in the middle of the bent plate chain, and an extrusion plate is arranged in the core slot. The extrusion plate is connected to the extrusion rod, and the extrusion rod is connected to the inner roller of the frame through the roller. The side cam is set in the rolling direction of the roller. A return spring is provided on the extruding rod;

The curved plate chain is provided with upper and upper cams that are in rolling contact with the upper rollers. The two upper rollers are respectively mounted on both sides of the bottom cross bar of the hitting rod. provided with a spring;

The feeding port is located directly above one end of the transport device, and the feeding port is a funnel-shaped with a wide top and a narrow bottom, and its bottom opening can only drop a walnut in the vertical direction, leading the walnut to the pit pit.

The frame includes an upper fixed beam, a cam, a feeding hopper, and a lower fixed beam.

The above striking device comprises an upper striking rod, a spring, a striking baffle, and an upper roller.

The extruding device includes extruding rods on both sides, return springs, rollers, and extruding plates.

The conveying device comprises a bearing, an outer sprocket, an inner sprocket, a bent plate chain, a nuclear groove, and an upper cam.

Described nuclear putting groove is located in the middle of two rows of bent plate chains.

Compared with the prior art, the utility model has the following advantages:

1) The utility model adopts the method of flexible hitting and extruding shell breaking, uses the flexible force of the spring to break the shell, ensures the integrity of the walnut kernel, improves the high kernel rate, and can adapt to walnut shell breaking with different shell thickness.

2) Both the upper beating device and the extrusion devices on both sides of the utility model use flat baffles to perform flexible beating and extrusion in the nuclear groove. So walnuts of any size can be shelled.

3) The utility model can flexibly beat and extrude walnuts of different sizes in the horizontal and vertical directions, so that the walnut shells can be fully broken. It has the characteristics of complete shell breaking, high efficiency and convenient operation.

4) The conveying device of the utility model adopts the curved plate chain that can be produced on the market, which greatly reduces the complexity and size of the mechanism.

5) The utility model needs a motor with small power and low speed, so a low-speed motor of the Y series can be used. There is no need to install a reducer, which greatly reduces the space occupied by the machine and the manufacturing cost of the machine.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is a side view of the utility model.

Fig. 3 is the top view of the utility model.

Fig. 4 is the striking device diagram of the utility model.

Fig. 5 is the both sides extruding device figure of the present utility model.

Fig. 6 is the assembly drawing of conveying device and both sides extrusion device of the present utility model.

Fig. 7 is an assembly drawing of the upper beating device and the bent plate chain of the present utility model.

Fig. 8 is the curved plate chain diagram of the present utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Referring to Fig. 1, 2, 3, 4, 5, 6, 7, 8, a walnut shell breaking device comprises a frame 1, a motor 2, an upper striking device 3, both sides extruding devices 4, and a conveying device 5;

The bottom of the frame 1 is provided with a motor 2; the motor 2 is connected to the outer sprocket 502 provided on the lower fixed beam 104 through a chain; the outer sprocket 502 is interference fit with the inner sprocket 503 and the shaft; Link to each other with the sprocket wheel located at the left end of the lower fixed beam 104 through the bent plate chain 504, the frame 1 at the left end of the bent plate chain 504 is provided with a feeding hopper 103; the frame 1 on the right side of the feeding hopper 103 is provided with a striking device 3;

The middle part of the bent plate chain 504 is provided with a nuclear groove 505, and the nuclear groove 505 is provided with an extruding plate 404, the extruding plate 404 is connected with the extruding rod 401, and the extruding rod 401 is connected with the inner roller of the frame 1 by the roller 403, A side cam 102 is provided on the rolling direction of the roller 403, and a return spring 402 is provided on the extruding rod 401;

The curved plate chain 504 is provided with an upper upper cam 506 which is in rolling contact with the upper roller 304. The two upper rollers 304 are respectively mounted on both sides of the bottom cross bar of the hitting rod 301, and the middle part of the lower end of the upper hitting rod 301 is provided with a hitting stop. The plate 303 and the striking rod 301 are provided with a spring 302 .

Referring to FIG. 1 , the frame 1 includes an upper fixed beam 101 , a cam 102 , a feeding hopper 103 , and a lower fixed beam 104 .

Referring to FIGS. 2 and 5 , the upper beating device 3 includes an upper beating rod 301 , a spring 302 , a beating baffle 303 , and an upper roller 304 .

Referring to FIGS. 3 and 4 , the extruding device 4 includes extruding rods 401 on both sides, return springs 402 , rollers 403 , and extruding plates 404 .

Referring to, 3, 6, 7, 8, the conveying device 5 includes a bearing 501, an outer sprocket 502, an inner sprocket 503, a curved plate chain 504, a nuclear release groove 505, and an upper cam 506.

The motor 2 is installed on the frame 1 to provide power for the whole machine. The upper end of the upper beating device 3 is fixed on the frame through the crossbeam 101, and the lower end is in rolling contact with the bending plate chain 504 of the transport device 5 through the upper roller 304, for flexible beating of walnuts in the vertical direction. Described both sides extruding device 4 is horizontally installed on the bending plate chain 504 of transportation device 5, is used for the flexible extruding walnut of horizontal direction; There is an interference fit between 503 and the shaft, thereby driving the conveying device 5 to move forward; as the conveying device 5 moves forward, the upper cam 506 on the bending plate chain 504 triggers the upper hitting device 3, and the cam on the frame 1 102 triggers the extruding device 4 on both sides, so as to realize the flexible beating and flexible extrusion of the walnut in both horizontal and vertical directions, so that the walnut shell is fully broken.

The frame 1 includes an upper fixed beam 101 , a cam 102 , a feeding hopper 103 , and a lower fixed beam 104 . The upper fixing beam 101 is located directly above the transportation device 5 and is used for fixing the upper beating device 3 . The cams 102 are located on both sides of the frame, are horizontally aligned with the extruding device 4 , cooperate with each other, and are used to trigger the extruding device 4 on both sides. The feeding port 103 is located directly above one end of the transport device (5). The feeding port is funnel-shaped with a wide top and a narrow bottom. The bottom opening can only drop a walnut in the vertical direction, and can guide the walnut to the transport device 5. The upper nuclear groove 505; the lower fixed beam 104 is provided with a bearing 501 for fixing the transport device 5.

The upper beating device 3 includes an upper beating rod 301 , a spring 302 , a beating baffle 303 , and an upper roller 304 . The upper hitting rod 301 is located directly above the conveying device 5, and is in rolling contact with the curved plate chain 504 of the conveying device 5 through the upper roller 304, and is used for beating walnuts. The spring 302 is wound on the upper striking rod 301. When the upper roller 304 of the upper striking device 3 rolls along the bent plate chain 504, the spring 302 is continuously compressed. When the upper cam 506 of the plate chain 504 rolled down, the upper beating bar 301 softly beat the walnut in the vertical direction. The hitting baffle 303 can prevent walnuts from splashing when being hit. The upper roller 304 is in rolling contact with the bending plate chain 504 of the conveying device 5 , and the upper roller 304 rolls along the upper cam 506 of the bending plate chain 504 , thereby triggering the beating device 3 to softly strike walnuts in the vertical direction.

The extruding device 4 includes extruding rods 401 on both sides, return springs 402 , rollers 403 , and extruding plates 404 . The extruding rods 401 on both sides are horizontally installed on the bending plate chain 504 and move together with the conveying device 5 . The return spring 402 is wound on the extrusion rods 401 on both sides to provide a flexible extrusion force. Along with conveying device 5 moves forward, when the roller 403 of extruding device 4 just contacts with the cam 102 of frame 1 inboard, extruding lever 401 on both sides is extruded, and back-moving spring 402 is compressed, thereby produces walnut. Flexible extrusion force in horizontal direction.

The conveying device 5 includes a bearing 501 , an outer sprocket 502 , an inner sprocket 503 , a bent plate chain 504 , a nuclear groove 505 , and an upper cam 506 . The bearing 501 is installed on the lower fixed beam 104 of the frame 1 through bolts. The outer sprocket 502 and the inner sprocket 503 are on the same shaft, and are driven by interference fit with the shaft. The inner sprocket 503 meshes with the bent plate chain 504 through chain transmission, and drives the bent plate chain 504 to rotate. Described pitting groove 505 is in the middle of two rows of curved plate chains 504, and the walnuts that feed hopper 103 flows out guide in putting pit groove 505. The upper cam 506 is arranged on the bent plate chain 504 and is in rolling contact with the upper roller 304 of the upper beating device 3 for triggering the upper beating device 3 to flexibly beat walnuts.

The working principle of the utility model is:

During work, the working principle of the utility model:

The motor 2 on the frame 1 drives the outer sprocket 502 of the conveying device 5 to rotate through a chain drive. The outer sprocket 502 and the inner sprocket 503 are on the same shaft, and are driven by interference fit with the shaft, and drive The inner sprocket 503 rotates. The inner sprocket 503 is engaged with the bent plate chain 504, thereby driving the bent plate chain 504 to rotate. The core groove 505 between the two rows of bent plate chains 504 also moves together. When it is about to move to the upper hitting device 3, the upper cam 506 on the two bent plate chains 504 rolls through the upper roller 304 to hit the upper hitting device. The device 3 is jacked up, and the spring 302 is compressed at this time. When the upper rollers 304 on both sides of the upper hitting rod 3 pass over the upper cam 506 of the bent plate chain 504, due to the pressure of the spring 302, the upper hitting rod 301 hits downward. Beat the walnuts. When hitting the walnut, the walnut is pushed down by the hitting baffle plate 303 to prevent it from wandering. The extruding devices 4 on both sides are installed on the curved plate chain 504, and move together with the conveying device 5, and the broken walnuts continue to move forward under the drive of the conveying device 5. At this time, the cams 102 on both sides of the frame 1 By rolling contact with the rollers 403 of both sides of the extrusion device 4, the extrusion devices 4 on both sides horizontally installed on the bending plate chain 504 are squeezed to the middle, and the extrusion devices 4 on both sides squeeze the walnut again. In this way, walnuts of different sizes are softly beaten and squeezed in both horizontal and vertical directions, and the walnuts are fully shelled.

Claims (6)

1. A walnut shell breaking device, characterized in that it includes a frame (1), a motor (2), an upper hitting device (3), both sides extrusion device (4), and a delivery device (5); The lower part of the frame (1) is provided with a motor (2); the motor (2) is connected to the outer sprocket (502) on the lower fixed beam (104) through a chain; the outer sprocket (502) is connected to the inner chain The wheel (503) and the shaft are interference fit; the inner sprocket (503) is connected with the sprocket located at the left end of the lower fixed beam (104) through the bent plate chain (504), and the frame (1) at the left end of the bent plate chain (504) A feeding hopper (103) is provided on the top; a hitting device (3) is provided on the right frame (1) of the feeding hopper (103); The middle part of the bent plate chain (504) is provided with a nuclear release groove (505), and an extrusion plate (404) is arranged in the nuclear discharge groove (505), and the extrusion plate (404) is connected with the extrusion rod (401), and the extrusion rod (401) is connected with frame (1) inboard roller by roller (403), side cam (102) is established on the rolling direction of roller (403), is provided with back-moving spring (402) on the extruding rod (401); The curved plate chain (504) is provided with an upper cam (506) in rolling contact with the upper roller (304). A beating baffle (303) is provided at the middle of the lower end of the rod (301), and a spring (302) is provided on the beating rod (301); The feeding port (103) is located directly above one end of the transport device (5). The feeding port is in the shape of a funnel with a wide top and a narrow bottom. The bottom opening can only drop a walnut in the vertical direction, and guide the walnut to release the pit. Groove (505). 2. A kind of walnut shell breaking device according to claim 1, characterized in that, said frame (1) comprises an upper fixed beam (101), a cam (102), a feeding hopper (103), a lower fixed beam (104). 3. A walnut shell breaking device according to claim 1, characterized in that, the upper beating device (3) includes an upper beating rod (301), a spring (302), a beating baffle (303 ), the upper roller (304). 4. A device for cracking walnut shells according to claim 1, characterized in that, the extrusion device (4) includes extrusion rods (401) on both sides, return springs (402), rollers (403), Extrusion plate (404). 5. A device for cracking walnut shells according to claim 1, characterized in that, the delivery device (5) includes a bearing (501), an outer sprocket (502), an inner sprocket (503), a curved plate Chain (504), put nuclear groove (505), upper cam (506). 6 . The device for cracking walnut shells according to claim 1 , characterized in that, the core releasing groove ( 505 ) is set in the middle of two rows of curved plate chains ( 504 ).