CN108902995B - A longan pitting machine - Google Patents

Abstract

The invention relates to a longan pitting machine, comprising a frame, a pitting assembly and a cutting assembly, the pitting assembly is located at the front of the frame, and the cutting assembly is located at the rear upper part of the frame; the pitting assembly includes: a sliding block, Linear guide rail, linear guide rail slider, roller, several arc-shaped fruit guide blocks, several top core rubbers, and several top core rods; the linear guide rail is installed vertically on the frame, the linear guide rail slider is installed on the linear guide rail, and the linear guide rail slide The block is connected with a sliding block arranged horizontally, and several push rods are vertically distributed on the sliding block; several rows of top core rubber are distributed at equal intervals in the axial direction on the outer wall of the drum, and several top core rubbers are distributed along the circumferential direction. The shape-guiding fruit block connects two adjacent apical core rubbers distributed in the circumferential direction; several push rods are located above the apical core rubbers distributed axially. The longan pitting machine is used for shelling and pitting longan fruit with pits, with small juice loss, high production efficiency and stable quality. It belongs to the technical field of food machinery manufacturing.

Description

A longan pitting machine

technical field

The invention belongs to the technical field of food machinery manufacturing, and relates to a fruit pitting machine, in particular to a longan pitting machine.

Background technique

When making longan meat, the core needs to be removed, and the method of poking the core is generally used: after the longan is positioned with a device, the core is poked out with a core rod. The method used at present mainly has the following shortcoming: (1) need to remove the core with the shell: when adopting belt conveying and positioning longan fruit to remove the core, because there is more collision friction, it is not suitable for the longan fruit after peeling, otherwise Will cause a lot of longan minced meat. (2) The longan positioning device has no flexibility, and the denucleating hole is fixed, which will cause the large core to be smashed, and the pulp remains in the pulp; when the small core is brought out, too much pulp is brought out, and the juice loss is large; (3) Core removal low efficiency.

Contents of the invention

Aiming at the technical problems in the prior art, the object of the present invention is to provide a longan pitting machine suitable for automatic pitting of longans after shelling, and the longan pitting machine has high pitting efficiency.

In order to achieve the above object, the present invention adopts following technical scheme:

A longan pitting machine, including a frame, a pitting assembly and a cutting assembly, the pitting assembly is located at the front of the frame, and the blanking assembly is located at the rear upper part of the frame; the pitting assembly includes: sliding blocks, linear guides, Linear guide rail slider, roller, several arc-shaped fruit guide blocks, several top core rubbers, and several top core rods; the linear guide rail is installed vertically on the frame, the linear guide rail slider is installed on the linear guide rail, and the linear guide rail slider is connected There is a sliding block arranged horizontally, and several ejector rods are vertically distributed on the sliding block; several rows of top core rubber are distributed at equal intervals in the axial direction on the outer wall of the drum, and several top core rubbers are distributed along the circumferential direction, and the arc guides the fruit. The block connects two adjacent top-core rubbers distributed in the circumferential direction; several ejector pins are located above the top-core rubbers distributed axially.

Preferably, the upper shaft, the flywheel, the synchronous eccentric wheel, and the eccentric wheel connecting rod; One end is connected with the synchronous eccentric wheel, and the other end is connected with the sliding block. After adopting this structure, the rotation of the synchronous eccentric drives the sliding block to move up and down, and then drives the top core rod to move up and down. The flywheel is installed between the two synchronous eccentric wheels on the upper shaft to prevent the dead point phenomenon when the synchronous eccentric wheel rotates. .

Preferably, the upper part of the top core rubber is concave in a hemispherical shape, and the lower part is provided with a core outlet hole with a diameter of 10 mm. After adopting this structure, due to the large stretchability of the rubber, the longan fruit core can be extruded from the expanded core outlet hole, and the core is not broken and the pulp brought out is less.

Preferably, the top core rubber is provided with a top core rubber fixing sleeve, and the top core rubber is installed on the roller through the top core rubber compression ring.

Preferably, the core removal assembly further includes: a stripping plate installed above the top core rubber, a pulp groove and a fruit core groove, and both the pulp groove and the fruit core groove are installed under the drum. After adopting this structure, the stripping plate can remove the pulp attached to the top core rod, and the pulp groove and the core groove realize the separate storage of the pulp and the core, reducing the follow-up process.

Preferably, the blanking assembly includes: a blanking hopper, a blanking wheel and a number of blanking troughs; the blanking hopper is installed on the top of the frame, and the inside of the blanking hopper is provided with a left limiting plate of the lowering hopper and a right limiting plate of the lowering hopper; The material wheel is arranged under the lower hopper, and the lower material chute is connected with the lower material wheel and the top core rubber. After adopting this structure, the longan fruit that needs to be pitted can be divided into multiple rows at the same time and dropped into each top-core rubber for pitting treatment.

Preferably, several annular grooves with the same structure and equidistant distribution along the axial direction are arranged on the feeding wheel, and the upper end of the annular groove cooperates with the left and right limit plates of the lower hopper to form a feeding channel; the lower end of the annular groove and the The feeding troughs are set in one-to-one correspondence.

Preferably, the ends of the chute correspond one-to-one to the axially distributed top core rubbers. After adopting this structure, the longan fruits arranged in the feeding trough will go underground one by one into the top core rubber.

Preferably, the blanking assembly also includes: a blanking motor, a blanking motor sprocket, a blanking wheel shaft, and a blanking shaft sprocket; the blanking motor is installed on the frame, and the blanking motor sprocket is installed on the blanking motor. The feed wheel shaft is arranged on the circumferential outside of the feed wheel, and one side of the feed wheel shaft is equipped with a feed shaft sprocket, and the feed motor sprocket is connected with the feed shaft sprocket by a chain. After adopting this structure, the feeding motor drives the feeding wheel shaft to rotate, thereby driving the feeding wheel to rotate, and the shelled and core-containing longan fruits are respectively arranged into different feeding troughs from the feeding hopper.

Preferably, the core removal assembly further includes: main motor, first sprocket wheel of main motor, second sprocket wheel of main motor, runner, runner fixed shaft, runner drive sprocket, sheave mounted on the same rotating shaft as the drum 1. The upper shaft drive sprocket installed on the upper shaft; the first sprocket of the main motor and the second sprocket of the main motor are sequentially connected to the output shaft of the main motor, and the runner and the runner drive sprocket are sequentially connected to the fixed shaft of the runner Above, the first sprocket of the main motor is connected with the upper shaft drive sprocket through a chain, the second sprocket of the main motor is connected with the runner drive sprocket through a chain, and the runner is connected with the sheave. After adopting this structure, the sheave and the runner form a sheave mechanism, and the power drives the runner drive sprocket to rotate through the second sprocket of the main motor, thereby driving the runner to rotate, and the sheave moves intermittently through the sheave mechanism to cooperate with the top The ejection and reset movement of the core rod realizes the removal action of the longan fruit core.

Compared with the prior art, the present invention has the following advantages and beneficial effects: (1) it is suitable for the pitting of longan fruits with shells and pits, the juice loss is small, the production efficiency is high, and the quality is stable; (2) the longan positioning part is made of rubber , has scalability, small opening size, unbroken core and no residue, and small loss of pulp; (3) simple structure, high cost performance, and is suitable for industrialized production of longan pulp in large quantities.

Description of drawings

Fig. 1 is an assembly relationship diagram of a longan pitting machine.

Figure 2 is an enlarged view of Figure 1 at R1.

Figure 3 is a structural diagram of the top core rubber.

Figure 4 is an enlarged view of Figure 1 at R2.

Fig. 5 is a view along the direction A of Fig. 1 .

Figure 6 is an enlarged view of Figure 5 at R3.

Figure 7 is an enlarged view of Figure 6 at R4.

In the figure, I. denuclearization assembly; II. blanking assembly;

1. Frame; 2. Main motor; 3. The first sprocket of the main motor; 4. The second sprocket of the main motor; Runner fixed shaft; 9. Runner drive sprocket; 10. Runner pin; 11. Turn pin bearing; 12. Drum seat bearing; 13. Drum; .Top core rubber fixing sleeve; 17. Top core rubber; 18. Top core rubber compression ring; 19. Guide post; 20. Guide post fixing seat; 21. Upper shaft drive sprocket; 22. Eccentric wheel fixing nut; 23 .Sliding block; 24. Flywheel; 25. Upper shaft; 26. Synchronous eccentric wheel; 27. Re-pin; 28. Eccentric wheel groove bearing; Connector; 32. Linear guide rail slider; 33. Linear guide rail; 34. Stripping plate connecting block; 35. Stripping plate; 36. Top core rod fixing seat; 37. Top core rod; .Pulp trough; 40. Pulp trough fixing frame; 41. Hopper; 42. Hopper right limit plate; 43. Hopper left limit plate; 44. Feed wheel; 45. Feed wheel shaft; 46. Feed Groove fixed block; 47. blanking chute; 48. blanking motor fixed plate; 49. blanking motor.

Detailed ways

The present invention will be further described in detail below in conjunction with the embodiments and the accompanying drawings.

As shown in Figures 1-7, a longan pitting machine is composed of a frame 1, a pitting assembly I, and a cutting assembly II. The core removal assembly I is located at the front of the frame 1; the unloading assembly II is located at the rear upper portion of the frame 1.

Go nuclear assembly 1 by main motor 2, the first sprocket wheel 3 of main motor, the second sprocket wheel 4 of main motor, runner 5, runner fixed frame 6, runner belt seat bearing 7, runner fixed shaft 8, runner Transmission sprocket 9, runner pin 10, repin bearing 11, roller seat bearing 12, roller 13, arc-shaped fruit guide block 14, sheave 15, top core rubber fixing sleeve 16, top core rubber 17, top core rubber Compression ring 18, guide post 19, guide post fixing seat 20, upper shaft transmission sprocket 21, eccentric wheel fixing nut 22, sliding block 23, flywheel 24, upper shaft 25, synchronous eccentric wheel 26, rotating pin 27, eccentric wheel Groove bearing 28, upper shaft with seat bearing 29, eccentric wheel connecting rod 30, sliding block connector 31, linear guide rail slider 32, linear guide rail 33, stripping plate connecting block 34, stripping plate 35, top core rod fixing seat 36, top core bar 37, fruit core groove 38, pulp groove 39, pulp groove fixed mount 40 forms.

The main motor 2 is installed on the base plate of the frame 1; the first sprocket 3 of the main motor and the second sprocket 4 of the main motor are installed on the output shaft of the main motor 2 in sequence.

The runner fixed frame 6 is installed on the bottom plate of the frame 1; the runner fixed shaft 8 is positioned by two identical runner belt seat bearings 7, and the runner belt seat bearing 7 is installed on the runner fixed frame 6; the runner fixed The front end of axle 8 is equipped with runner 5 and runner transmission sprocket 9 successively; The second sprocket 4 of the main motor is connected with the running wheel transmission sprocket 9 by a chain.

The roller 13 is installed in the middle of the frame 1 through two identical roller seat bearings 12; the top core rubber 17 is installed in the top core rubber fixing sleeve 16, and is installed on the roller 13 through the top core rubber compression ring 18; the roller 13 is divided into 8 rows and each row is evenly distributed with 6 top-core rubbers 17; in the circumferential direction of the cylinder 13, an arc-shaped fruit guide block 14 is housed between the installation positions of every two top-core rubbers 17; One end is equipped with sheave 15; Sheave 15, runner 5, runner pin 10, and revolving pin bearing 11 forms sheave mechanism, and sheave mechanism does intermittent motion.

In Fig. 3, the top core rubber 17 is hemispherical, which is convenient for the automatic positioning of the shell-containing longan fruit, and there is a hole (less than the average size of the longan core) with a diameter of 10mm. During the top core, due to the large stretchability of the rubber, The longan fruit core can be extruded from the expanded core outlet hole, the core is not broken and the pulp brought out is less.

The upper shaft 25 is installed above the frame 1 through two identical upper shaft belt seat bearings 29; the upper shaft 25 is located between the two identical upper shaft belt seat bearings 29 and two identical synchronous eccentric wheels 26 are installed; the synchronous Eccentric wheel 26 is fixed on the upper shaft 25 by eccentric wheel fixing nut 22; Flywheel 24 is housed between two synchronous eccentric wheels 26 on the upper shaft 25, prevents dead spot phenomenon from occurring when synchronous eccentric wheel 26 rotates. One end of the upper shaft 25 is equipped with an upper shaft transmission sprocket 21, which is connected by a chain between the upper shaft transmission sprocket 21 and the first sprocket 3 of the main motor.

Eccentric wheel groove bearing 28 is installed on an end on the rotating pin 27; Eccentric wheel groove bearing 28 is installed in the groove of synchronous eccentric wheel 26; The other end of rotating pin 27 is installed on the upper end of eccentric wheel connecting rod 30; Eccentric wheel connecting rod 30 The lower end of the lower end is fixed on the upper end of the sliding block 23 by screws.

The linear guide rail 33 is installed on both sides of the frame 1 above the drum 13; the linear guide rail slider 32 is installed on the linear guide rail 33;

Two identical guide pillars 19 are installed on the lower two ends of slide block 23 by guide pillar holder 20, and six identical top core rods 37 are installed on the bottom middle of slide block 23 by push core rod holder 36; Guide pillar 19 and The top core rod 37 is located on the same straight line, and can be matched with the guide hole on the cylinder 13 and the core hole on the top core rubber 17 .

The stripping plate 35 is fixed on the frame 1 by the stripping plate connection block 34, and the stripping plate has a hole, which is convenient for the entry and exit of the guide post 19 and the top core rod 37.

Fruit core groove 38 and pulp groove 39 are equipped with respectively below cylinder 13, just export of fruit core and pulp;

The blanking assembly II consists of a blanking hopper 41, a right limiting plate 42 of the blanking hopper, a left limiting plate 43 of the blanking hopper, a blanking wheel 44, a blanking wheel shaft 45, a fixed block 46 of the blanking trough, a blanking trough 47, and a blanking motor Fixed plate 48, blanking motor 49, blanking shaft fixed seat bearing, blanking shaft fixed seat, blanking wheel fixed nut, blanking shaft sprocket wheel, blanking motor sprocket and form.

The lower hopper 41 is installed on the top of the frame 1 , and the lower hopper 41 is equipped with a lower hopper right limiting plate 42 and a lower hopper left limiting plate 43 .

The blanking axle 45 is installed on the frame 1 by two identical blanking axle holders; the blanking axle holder bearing is housed in the blanking axle holder; the middle part of the blanking axle 45 is equipped with a blanking wheel 44, and Wheel 44 is installed on the blanking wheel shaft 45 by the blanking wheel fixed nut; The blanking shaft sprocket wheel is arranged on the side of the blanking wheel 44 on the blanking wheel shaft 45 .

The blanking wheel 44 is provided with 6 groups of annular grooves with the same structure and equidistant distribution. Each group of annular grooves includes two annular grooves uniformly distributed along the circumference of the blanking wheel. The groove width of the annular grooves is 28mm.

The lower hopper 41 is positioned at the top of the lower material wheel 44, and the lower hopper right limit plate 42 and the lower hopper left limit plate 43 of the inside are matched with the upper half annular groove of the lower material wheel 44, so that the longan fruit can only be moved from Come out in 6 annular grooves of blanking wheel 44.

Feed trough 47 is installed on the frame 1 by feed chute fixed block 46; Feed trough 47 is positioned at the bottom of feed wheel 44, and cooperates with the bottom half annular groove of feed wheel 44, makes longan fruit only Can come out from 6 annular grooves in the chute 47, and convey longan fruit to every row of top core rubber 17 on the cylinder 13 simultaneously.

The blanking motor 49 is installed on the frame 1 by the blanking motor fixed plate 48; the blanking motor sprocket is installed on the blanking motor 49, and is connected by a chain between the blanking motor sprocket and the blanking shaft sprocket.

The action process of the longan pitting machine is:

Start the blanking motor 49, the power is passed to the blanking shaft sprocket wheel through the blanking motor sprocket wheel, and drives the blanking wheel shaft 45 to rotate, thereby driving the blanking wheel 44 to rotate, and the shell-containing longan fruit is divided into 6 rows from the blanking hopper 41 Discharge in 6 feeding troughs 47.

Start the main motor 2, the power drives the runner drive sprocket 9 to rotate through the second sprocket 4 of the main motor, thereby driving the runner 5 to rotate, and the sheave 15 is made to perform intermittent motion by the sheave mechanism; the intermittent movement of the sheave 15 is converted into With the intermittent movement of the drum 13, the arranged longan fruits in the 6 feeding troughs 47 are sequentially transported to each row of top core rubber 17 of the drum 13; In the shaft transmission sprocket 21, the upper shaft 25 is driven to rotate, thereby driving the synchronous eccentric wheel 26 to rotate, and realizing the up and down movement of the sliding block 23; the up and down movement of the sliding block 23 drives the up and down movement of the top core rod 37 Realize top core action; Fruit pulp comes out from pulp groove 39, and fruit stone comes out from fruit stone groove 38.

The above-mentioned embodiment is a preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above-mentioned embodiment, and any other changes, modifications, substitutions, combinations, Simplifications should be equivalent replacement methods, and all are included in the protection scope of the present invention.

Claims (4)

1. a longan pitting machine, is characterized in that, comprises frame, coring assembly and blanking assembly, and pitting assembly is positioned at the front portion of frame, and blanking assembly is positioned at the back upper part of frame; The pitting assembly comprises: Sliding blocks, linear guide rails, linear guide rail sliders, rollers, several arc-shaped fruit guide blocks, several top-core rubbers, and several top-core rods; the linear guide rails are installed vertically on the frame, and the linear guide rail sliders are installed on the linear guide rails. The sliding block of the linear guide rail is connected with a horizontally arranged sliding block, and a number of top core rods are vertically distributed on the sliding block; several rows of top core rubber are distributed at equal intervals in the axial direction on the outer wall of the roller, and several top core rods are arranged along the circumferential direction. Core rubber, the arc-shaped fruit guide block connects two adjacent top core rubbers distributed in the circumferential direction; several top core rods are located above the top core rubbers arranged in the axial direction; the core removal assembly also includes: upper shaft, flywheel, synchronous eccentric wheel, Eccentric wheel connecting rod; the upper shaft is installed above the drum, the flywheel is set in the middle of the upper shaft, and the synchronous eccentric wheel is symmetrically arranged at both ends of the upper shaft, one end of the eccentric wheel connecting rod is connected with the synchronous eccentric wheel, and the other end is connected with the sliding block Connection; the core removal component also includes: pulp tank, core tank and a stripping plate installed above the top core rubber, both the pulp tank and the core tank are installed under the drum; the unloading component includes: unloading hopper, unloading wheel and several lower hoppers; the lower hopper is installed on the top of the frame, the inside of the lower hopper is provided with a lower hopper left limit plate and a lower hopper right limit plate, the lower material wheel is located under the lower hopper, and the lower hopper is connected to the lower material wheel With the top core rubber; there are several annular grooves with the same structure and equidistant distribution along the axial direction on the feeding wheel, and the upper end of the annular groove cooperates with the left and right limit plates of the lower hopper to form a feeding channel; The lower end is set in one-to-one correspondence with the feeding chute; the end of the feeding chute is in one-to-one correspondence with the top core rubber distributed in the axial direction; the core removal assembly also includes: the main motor, the first sprocket wheel of the main motor, the second sprocket wheel of the main motor, The runner, the fixed shaft of the runner, the driving sprocket of the runner, the grooved wheel installed on the same rotating shaft as the drum, the upper shaft driving sprocket installed on the upper shaft; the first sprocket of the main motor and the second sprocket of the main motor in sequence Connected to the output shaft of the main motor, the runner and the drive sprocket of the runner are sequentially connected to the fixed shaft of the runner, the first sprocket of the main motor is connected with the drive sprocket of the upper shaft through a chain, and the second sprocket of the main motor is connected through a chain It is connected with the runner drive sprocket, and the runner is connected with the sheave. 2. The longan pitting machine according to claim 1, characterized in that: the upper part of the top core rubber is hemispherically concave, and the lower part is provided with a core outlet hole with a diameter of 10 mm. 3. The longan pitting machine according to claim 2, characterized in that: the top core rubber is provided with a top core rubber fixing sleeve, and the top core rubber is installed on the drum through the top core rubber compression ring. 4. according to the described longan pitting machine of claim 1, it is characterized in that, the blanking assembly also comprises: blanking motor, blanking motor sprocket, blanking wheel shaft, blanking shaft sprocket; blanking motor is installed on the machine On the frame, the sprocket of the unloading motor is installed on the unloading motor, the unloading wheel shaft is arranged on the outer side of the unloading wheel, the unloading shaft sprocket is installed on one side of the unloading wheel shaft, the sprocket of the unloading motor and the sprocket of the unloading shaft connected by a chain.

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