Annular fixed-size cutting device for plant fruit processing

Abstract

The utility model discloses an annular fixed-size cutting device for plant fruit processing, which comprises an upper cutting support plate, a lower cutting support plate, a pitching device, a pressing tool transmission mechanism and two cutting mechanisms, and the upper cutting support plate and the lower cutting support plate are respectively arranged on a base mounting plate through a host support shaft; the two cutting mechanisms are arranged between the upper cutting supporting plate and the lower cutting supporting plate in tandem; an auxiliary roller device, a dust suction device and a power friction frame are sequentially arranged below each cutting mechanism from top to bottom. The downward pressing tool conveying mechanism is arranged in the middle of the lower cutting supporting plate, and a plurality of downward pressing tools are sequentially arranged on the downward pressing tool conveying mechanism. According to the annular fixed-size cutting device for plant fruit processing, the procedures of automatic shell joint cutting, halving and the like of hard-shell fruits can be achieved, meanwhile, the integrity of fruit kernels can be guaranteed in the shell joint cutting process, it is guaranteed that the fruit kernels are not damaged, and therefore the quality of kernel products is improved.

Description

Technical Field

[0001] The utility model relates to a ring-shaped sizing cutting device used for processing plant fruits. Background Art

[0002] Currently, most of the plant fruits on the market, such as walnuts, macadamia nuts, pecans and other hard-shelled fruits, exist in their original nut state. The few shelled nuts are all shelled manually, which results in severe damage to the kernels and low integrity, low shelling efficiency and high labor costs. Utility Model Content

[0003] The purpose of the utility model is to overcome the defects of the prior art and provide a ring-shaped fixed-size cutting device for plant fruit processing, which can realize the automatic shell slitting and half-cutting processes of hard-shell fruits, and at the same time ensure the integrity of the fruit kernel during the shell slitting process, and ensure that the fruit kernel is not damaged, thereby improving the quality of the kernel product and reducing labor costs.

[0004] The technical solution to achieve the above purpose is: a ring-shaped sizing cutting device for plant fruit processing, installed above the positioning transmission device, including an upper cutting support plate, a lower cutting support plate, a pitching device, a pressing tool transmission mechanism and two cutting mechanisms, wherein:

[0005] The upper cutting support plate and the lower cutting support plate are respectively arranged on the base mounting plate of the positioning transmission device through the main machine support shaft;

[0006] The pitching device is arranged at one end of the lower cutting support plate;

[0007] The two cutting mechanisms are arranged between the upper cutting support plate and the lower cutting support plate one after the other, each cutting mechanism comprises a cutting servo motor, a saw blade, two upper saw wheels and two lower saw wheels, the two upper saw wheels are arranged on the upper cutting support plate one on the left and one on the right through a bearing seat assembly, the two lower saw wheels are arranged on the lower cutting support plate one on the left and one on the right through a bearing seat assembly, the two upper saw wheels and the two lower saw wheels are connected through the saw blade; the cutting servo motor is connected to one of the upper saw wheels;

[0008] The saw blades of the two cutting mechanisms pass through the pitch devices respectively;

[0009] An auxiliary roller device, an ash suction device and a power friction frame are arranged in sequence from top to bottom below each cutting mechanism;

[0010] Two guide blocks are provided on the left and right of the middle part below the lower cutting support plate;

[0011] The pressing tool transmission mechanism is arranged in the middle of the lower cutting support plate, and a plurality of pressing tools are arranged on the pressing tool transmission mechanism in sequence. The pressing tool transmission mechanism is used to drive the pressing tools to make circular motion.

[0012] The above-mentioned annular sizing cutting device for processing plant fruits, wherein the pressing tool transmission mechanism includes an active transmission sprocket, a driven transmission sprocket and a chain with ears, the active transmission sprocket and the driven transmission sprocket are respectively arranged on the lower cutting support plate on the left and the right through a sprocket mounting frame, the active transmission sprocket and the driven transmission sprocket are connected by the chain with ears, the several pressing toolings are arranged in sequence on the outside of the chain with ears, the active transmission sprocket is driven by a servo motor; an arc guide track is arranged before the active transmission sprocket and the driven transmission sprocket, and the arc guide track is used to guide the movement of the pressing tooling.

[0013] The above-mentioned ring-shaped sizing cutting device for processing plant fruits, wherein each pressing tool comprises a tool support frame, the tool support frame is fixed to the ear chain by screws, a tool linear guide rail is longitudinally arranged on the tool support frame, two tool support plates are arranged one after the other on the tool linear guide rail, a tool rotating shaft is vertically arranged on each tool support plate, and the tool rotating shaft penetrates the tool support plate and the tool support frame in sequence; a pressing ring is arranged at the top of each tool rotating shaft, and a rubber positioning ring is arranged at the top of the pressing ring; a guide support block is arranged at the bottom end of each tool rotating shaft, and roller followers are respectively arranged at the front and rear ends of the guide support block; a compression spring is sleeved on each tool rotating shaft, and the compression spring is located between the pressing ring and the tool support plate; a tool spring tensioning mechanism is arranged on each tool support plate;

[0014] The guide support block of each pressing tool and the roller follower thereon all move along the arc-shaped guide track.

[0015] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the tooling spring tensioning mechanism includes a tooling tensioning spring and two spring tensioning columns, the two spring tensioning columns are respectively arranged on the tooling support plate and the tooling support frame, and the two ends of the tooling tensioning spring are respectively connected to the two spring tensioning columns.

[0016] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the arc guide track includes four arc guide brackets arranged in sequence from front to back, each arc guide bracket includes two arc guide blocks arranged in mirror symmetry and a horizontal connecting bar for connecting the two arc guide blocks; a guide track is formed between the first two arc guide brackets, and another guide track is formed between the rear two arc guide brackets, and the two guide support blocks of each pressing tool and the roller followers thereon move along the two guide tracks one by one.

[0017] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the top end of the main machine support shaft is connected to the upper cutting support plate through a support shaft mounting seat, the middle part is connected to the lower cutting support plate through a support shaft mounting seat, and the bottom end is connected to the base mounting plate of the positioning transmission device through a support shaft mounting seat.

[0018] The above-mentioned annular sizing cutting device for processing plant fruits, wherein a tensioning block is provided on the upper cutting support plate.

[0019] In the above-mentioned annular sizing cutting device for processing plant fruits, the top ends of the sprocket mounting frames of the active transmission sprocket and the driven transmission sprocket of the pressing tool transmission mechanism are bridged with a transverse mounting frame.

[0020] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the pitch device includes two L-shaped support frames, a longitudinal support frame and two pitch rotators, wherein the two L-shaped support frames are symmetrically arranged on the lower cutting support plate, and the longitudinal support frame is straddled on the top ends of the two L-shaped support frames; the two pitch rotators are arranged on the longitudinal support frame one after the other, and each pitch rotator is provided with a longitudinal limit bearing and a transverse limit bearing;

[0021] The saw blades of the two cutting mechanisms pass through the two pitch rotators of the pitch device in a one-to-one correspondence.

[0022] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the auxiliary roller device includes a functional support frame, the functional support frame is arranged at the bottom end of the lower cutting support plate, and two auxiliary roller brackets are arranged on the left and right of the bottom end of the functional support frame; each auxiliary roller bracket is provided with an auxiliary bearing and an auxiliary roller follower.

[0023] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the power friction frame is arranged on the base mounting plate of the positioning transmission device through a bracket, and a friction strip is arranged on the rear side of the power friction frame.

[0024] The above-mentioned annular sizing cutting device for plant fruit processing, wherein the ash suction device includes a bellows frame and two ash suction vacuum generators, the two ash suction vacuum generators are respectively arranged on the top of the power friction frame through mounting frames, each ash suction vacuum generator is connected to the bellows frame through a ventilation pipe, and each ash suction vacuum generator is provided with a joint; the bellows frame is located below the auxiliary roller device, and the spacing size between the saw blade and the corresponding bellows frame is fixed.

[0025] The utility model discloses a ring-shaped sizing cutting device for processing plant fruits, which can realize the automatic shell slitting and half-cutting of hard-shell fruits, and at the same time can ensure the integrity of the fruit kernels during the shell slitting process, and ensure that the fruit kernels are not damaged, thereby improving the quality of the kernel products and reducing labor costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the installation of the ring-shaped sizing cutting device for plant fruit processing of the utility model;

[0027] Figure 2 It is a front view of the ring-shaped sizing and cutting device;

[0028] Figure 3 A top view of a pitching device for a ring-type sizing and cutting device;

[0029] Figure 4 It is a three-dimensional structural diagram of the pitch device of the ring-shaped sizing cutting device;

[0030] Figure 5 It is a structural schematic diagram of a pressing device of a ring-shaped sizing cutting device;

[0031] Figure 6 It is a front view of a single arc-shaped guide bracket;

[0032] Figure 7 It is a three-dimensional structural diagram of the arc guide track;

[0033] Figure 8 It is a front view of the auxiliary roller device of the ring-shaped sizing and cutting device;

[0034] Fig. 9 A top view of an auxiliary roller device of a ring-shaped sizing and cutting device;

[0035] Fig.10 It is a front view of the dust suction device of the ring-type sizing cutting device;

[0036] Fig.11 A top view of the dust suction device of the ring-type sizing cutting device;

[0037] Fig.12A three-dimensional structural diagram of a power friction frame of a ring-shaped sizing cutting device;

[0038] Fig.13 A front view of the positioning transmission device;

[0039] Fig.14 A side view of a positioning tool for positioning a transmission device;

[0040] Fig.15 A top view of a positioning tool for positioning a transmission device;

[0041] Fig.16 A three-dimensional structural diagram of a positioning tool for positioning a transmission device;

[0042] Fig.17 This is a schematic diagram of the installation of the positioning tooling for positioning the transmission device. DETAILED DESCRIPTION

[0043] In order to enable those skilled in the art to better understand the technical solution of the utility model, its specific implementation method is described in detail below with reference to the accompanying drawings.

[0044] The relevant terms in this embodiment are explained as follows:

[0045] Linear guide: also known as linear rail, slide rail, linear guide rail, linear slide rail, used for high-precision or high-speed linear reciprocating motion occasions, and can bear a certain torque, can achieve high-precision linear motion under high load conditions.

[0046] Synchronous toothed belt: a belt with a silk rope as the center layer, made of polyurethane rubber by casting and vulcanization, and with a toothed working surface. This belt combines the advantages of belt, chain, and gear transmission, and can ensure the synchronous transmission of the driving and driven wheels. It is mainly used in synchronous transmission devices.

[0047] Vacuum generator: A vacuum component that uses a positive pressure gas source to generate negative pressure.

[0048] Roller Follower: Also known as a roller bearing follower, it is a high-performance shaft bearing with needle-shaped rollers called needle rollers assembled inside; the needle rollers serve to increase the rotational capacity and can withstand high-speed rotation.

[0049] Servo motor: refers to the engine that controls the operation of mechanical components in the servo system. It is an auxiliary motor indirect speed change device.

[0050] See also Figures 1 to 12 In an embodiment of the utility model, a ring-shaped sizing cutting device 3 for plant fruit processing is installed above a positioning transmission device 300, and is used to complete the ring-shaped shelling of the product to be processed that is moved to its processing station.

[0051] See also Figures 13 to 17 The positioning transmission device 300 is used to move the products to be processed to the processing stations of the ring-shaped sizing cutting device 3 and the positioning shelling device 4 in sequence, and to transmit the shelled products out, including a transmission bracket 43, a base mounting plate 34, a servo motor 36 and a friction support strip 38.

[0052] A foot 29 for adjusting the horizontality is provided at the bottom end of the transmission bracket 43; a base mounting plate 34 is provided at the top end of the transmission bracket 43; a driven wheel support frame 30 is provided at one end of the base mounting plate 34, and a driving wheel support frame 35 and a material receiving plate 37 are provided at the other end. A driven sprocket 32 ​​is provided on the driven wheel support frame 30 through a bearing seat assembly 31, and a driving sprocket 45 is provided on the driving wheel support frame 35 through a bearing seat assembly. The servo motor 36 is provided on the outer side of the driving wheel support frame 35, and the output end of the servo motor 35 is connected to the rotating shaft of the driving sprocket 45, and a chain 44 is provided between the driven sprocket 32 ​​and the driving sprocket 45.

[0053] The friction support bar 38 is arranged below the chain 44 through a plurality of support bars 39 and a plurality of support columns 40. The friction support bar 38 is used to support the chain to prevent the chain from sagging and reduce the tensioning force of the chain tensioning device. A tensioning block 41 is arranged on the base mounting plate 34. A dust collecting cover 42 is arranged on the outer side of the chain 44. A plurality of positioning fixtures 33 are arranged side by side in sequence on the chain 44.

[0054] When the positioning and transmission device 300 is working, the servo motor 35 drives the driving sprocket 45 to rotate, driving the chain 44 to move, and then driving the multiple positioning fixtures 33 on the chain 44 to move forward in sequence through the processing stations of the ring-shaped sizing and cutting device 3 .

[0055] Please see again Fig.14 , Fig.15 and Fig.16Each positioning fixture 33 includes a positioning support frame 48, a driving synchronous pulley 46, a driven synchronous pulley 61 and a synchronous toothed belt 53. The positioning support frame 48 is longitudinally arranged on the chain 44; the driving synchronous pulley 46 is arranged at the rear end of the positioning support frame 48 through the driving wheel mounting frame 47, and the driven synchronous pulley 61 is arranged at the front end of the positioning support frame 48 through the tensioning frame 60; a linear slide rail 55 is longitudinally arranged on the positioning support frame 48, and two support plates 51 are arranged on the linear slide rail 55 one after the other, and two stopper columns 56 are arranged on the positioning support frame 48 one after the other, and the two support plates 51 are located between the two stopper columns 56; each support plate 51 An auxiliary synchronous pulley 57 is provided on each of them through a hinge pin 59, a buckle and an oil-free bushing; the synchronous toothed belt 53 is tensioned between the active synchronous pulley 46 and the driven synchronous pulley 61, and the inner side of the synchronous toothed belt 53 is connected to the auxiliary synchronous pulley 57, and a belt support frame 52 is installed on the outer side of the connection between the synchronous toothed belt 53 and the auxiliary synchronous pulley 57. The belt support frame 52 enables the belt teeth of the synchronous toothed belt 53 to be better embedded in the synchronous pulley during operation, thereby better driving the auxiliary synchronous pulley 57 to rotate.

[0056] The top of each auxiliary synchronous pulley 57 is bonded with a rubber support ring 58 for receiving the product. When the auxiliary synchronous pulley 57 rotates, the product placed on the rubber support ring 58 can be rotated. Each support plate 51 is provided with a roller follower 54, and the roller follower 54 is located on the outside of the synchronous toothed belt 53. The roller followers 54 on the two support plates 51 are respectively arranged on the left and right sides of the positioning support frame 48. Each support plate 51 is installed with a spring tensioning mechanism, which is used to tighten the two support plates 51 to both sides. Each spring tensioning mechanism includes two spring tensioning frames 49 and a tensioning spring 50. The two spring tensioning frames 49 are respectively arranged on the support plate 51 and the positioning support frame 48, and the two ends of the tensioning spring 50 are respectively connected to the two spring tensioning frames 49.

[0057] Please see again Fig.17 , multiple positioning fixtures 33 are arranged side by side on the chain 44, and the roller followers 54 on the two support plates 51 of each positioning fixture 33 are arranged on the left and right sides of the positioning support frame 48 respectively. The roller followers 54 of two adjacent positioning fixtures 33 are arranged one in front of the other. When a guide block 75 passes between the two roller followers 54, the distance between the two support plates 51 will be increased, and then the distance between the rubber support rings 58 at the top of the two auxiliary synchronous pulleys 57 will be adjusted. After the guide block 75 passes through, under the action of the spring tensioning mechanism, the distance between the two support plates 51 can be restored, and then the distance between the rubber support rings 58 at the top of the auxiliary synchronous pulleys 57 can be restored. In this way, the front-to-back distance between the products in the two rubber support rings 58 can be adjusted.

[0058] When the positioning and transmission device 300 is in use, the products to be processed are transported to the rubber support ring 58 on the positioning fixture 33 of the positioning and transmission device 300. There are two products on each positioning fixture 33. The positioning fixture 33 can realize the rotation of the products placed on the rubber support ring 58. The rotation position and the left-right distance of the products can be adjusted during the movement of the chain 44. The products on each positioning fixture 33 are first cut by the ring-shaped sizing cutting device 3 as the chain 44 moves, and then the shelling is completed by the positioning shelling device. The shelled products reach the receiving plate 37 as the chain 44 moves, and slide down along the receiving plate 37 for subsequent sorting and packaging processes.

[0059] Please see again Figures 1 to 12 The ring-shaped sizing cutting device 3 of the utility model includes an upper cutting support plate 64, a lower cutting support plate, a pitch device 74, a pressing tool transmission mechanism and two cutting mechanisms.

[0060] The upper cutting support plate 64 and the lower cutting support plate are respectively arranged on the base mounting plate 34 of the positioning transmission device 300 through the main machine support shaft 66. Specifically, the top end of the main machine support shaft 66 is connected to the upper cutting support plate 64 through the support shaft mounting seat 65, the middle part is connected to the lower cutting support plate through the support shaft mounting seat, and the bottom end is connected to the base mounting plate 34 of the positioning transmission device 300 through the support shaft mounting seat 67. A tension block 73 is arranged on the upper cutting support plate 64.

[0061] The pitching device 74 is arranged at one end of the lower cutting support plate.

[0062] The two cutting mechanisms are arranged one after the other between the upper cutting support plate 64 and the lower cutting support plate, and each cutting mechanism includes a cutting servo motor 62, a saw blade 70, two upper saw wheels 88 and two lower saw wheels 76. The two upper saw wheels 88 are arranged on the upper cutting support plate 64 one left and one right through the bearing seat assembly 72, and the two lower saw wheels 76 are arranged on the lower cutting support plate one left and one right through the bearing seat assembly 77. The two upper saw wheels 88 and the two lower saw wheels 76 are connected through the saw blade 70; the cutting servo motor 62 is connected to one of the upper saw wheels 88; the cutting servo motor 62 drives the upper saw wheel 88 adjacent to it to rotate, thereby driving the saw blade 70 to move along the corresponding saw wheel.

[0063] The saw blades 70 of the two cutting mechanisms pass through the pitch devices 74 respectively.

[0064] Please see again Figure 3 and Figure 4The pitch device 74 includes two L-shaped support frames 89, a longitudinal support frame 90, a pitch rotator 91 and a pitch rotator 94. The two L-shaped support frames 89 are symmetrically arranged on the lower cutting support plate, and the longitudinal support frame 90 is straddled on the top of the two L-shaped support frames 89; the pitch rotator 91 and the pitch rotator 94 are arranged on the longitudinal support frame 90 one after the other, and each pitch rotator is provided with a longitudinal limit bearing 92 and a transverse limit bearing 93; the saw blades 70 of the two cutting mechanisms pass through the pitch rotator 91 and the pitch rotator 94 one by one. The pitch device 74 is used to ensure that the saw blade 70 does not deviate on the lower saw wheel 76 and the upper saw wheel 88 during operation, and also makes the saw blade 70 run more stably.

[0065] An auxiliary roller device 80, an ash suction device 81 and a power friction frame 79 are arranged in sequence from top to bottom below each cutting mechanism; a guide block 75 and a guide block 78 are arranged on the left and right in the middle of the lower cutting support plate; a pressing tooling transmission mechanism is arranged in the middle of the lower cutting support plate, and a plurality of pressing tools 69 are arranged in sequence on the pressing tooling transmission mechanism, and the pressing tooling transmission mechanism is used to drive the pressing tooling 69 to perform circular motion, so that during the cutting process, the pressing tooling 69 is located directly above the positioning tooling 33 of the positioning transmission device 300.

[0066] The pressing tool transmission mechanism includes a driving transmission sprocket, a driven transmission sprocket 85 and a belt ear chain 83. The driving transmission sprocket is arranged on the lower cutting support plate through a driving sprocket mounting frame 87, and the driven transmission sprocket 85 is arranged on the lower cutting support plate through a driven sprocket mounting frame 86. The driving transmission sprocket and the driven transmission sprocket 85 are distributed on the left and the right, and the tops of the driving sprocket mounting frame 87 and the driven sprocket mounting frame 86 are straddled with a transverse mounting frame 68. The driving transmission sprocket and the driven transmission sprocket 85 are connected through the belt ear chain 83, and a plurality of pressing tools 69 are sequentially arranged on the outside of the belt ear chain 83. The driving transmission sprocket is driven by a servo motor 82; an arc guide track is arranged before the driving transmission sprocket and the driven transmission sprocket, and the arc guide track is used to guide the movement of the pressing tool 69. When the servo motor 82 drives the driving transmission sprocket to rotate, it drives the belt ear chain 83 to move, and then drives the pressing tool 69 on the belt ear chain 83 to move along the arc guide track.

[0067] Please see again Figure 5Each pressing tool 69 includes a tool support frame 103, which is fixed to the ear chain 83 by screws, and a tool linear guide 100 is longitudinally arranged on the tool support frame 103, and two tool support plates 99 are arranged one after the other on the tool linear guide 100, and each tool support plate 99 is vertically arranged with a tool rotation axis 97, and the tool rotation axis 97 penetrates the tool support plate 99 and the tool support frame 103 in sequence; each tool rotation axis 97 is provided with a pressing ring 96 at the top, and the pressing ring 96 is provided with a pressing ring 96. 6 is provided with a rubber positioning ring 95 at the top; a guide support block 102 is provided at the bottom end of each tooling rotating shaft 97, and roller followers 101 are provided at the front and rear ends of the guide support block 102 respectively; a compression spring 98 is sleeved on each tooling rotating shaft 97, and the compression spring 98 is located between the lower pressing ring 96 and the tooling support plate 99; a tooling spring tensioning mechanism is provided on each tooling support plate 99; the guide support block 102 of each pressing tooling 69 and the roller follower 101 thereon move along the arc-shaped guide track.

[0068] The tool spring tensioning mechanism includes a tool tensioning spring 105 and two spring tensioning columns 104, the two spring tensioning columns 104 are respectively arranged on the tool support plate 99 and the tool support frame 103, and the two ends of the tool tensioning spring 105 are respectively connected to the two spring tensioning columns 104. The tool spring tensioning mechanism is used to adjust the distance between the two tool support plates 99, and then adjust the distance between the two lower pressure rings 96.

[0069] Please see again Figure 6 and Figure 7 The arc guide track includes four arc guide brackets 84 arranged in sequence from front to back, each arc guide bracket 84 includes two arc guide blocks 108 and 109 arranged in mirror symmetry and a horizontal connecting bar 107 for connecting the two arc guide blocks; the first two arc guide brackets 84 form a guide track, and the rear two arc guide brackets 84 form another guide track. The two guide support blocks 102 of each pressing tool 69 and the roller followers 101 thereon correspond one to one to make circular motion along the two guide tracks.

[0070] When the positioning fixture 33 drives the product to be transported to the processing station of the ring-shaped sizing cutting device 3, the roller follower 101 on the pressing fixture 69 completes the pressing, releasing, following and avoiding actions of the product under the guidance of the arc guide track composed of the arc guide bracket 84.

[0071] Please see again Figure 8 and Fig. 9The auxiliary roller device 80 includes a functional support frame 109, which is arranged at the bottom end of the lower cutting support plate. Two auxiliary roller brackets 110 are arranged on the left and right of the bottom end of the functional support frame 109; each auxiliary roller bracket 110 is provided with an auxiliary bearing 111 and an auxiliary roller follower 113.

[0072] Please see again Fig.10 and Fig.11 The dust suction device 81 includes a bellows retaining frame 117 and two dust suction vacuum generators 115. The two dust suction vacuum generators 115 are respectively arranged on the top of the power friction frame 79 through a mounting frame 116. Each dust suction vacuum generator 115 is connected to the bellows retaining frame 117 through a ventilation pipe 118. Each dust suction vacuum generator 115 is provided with a joint 115. The bellows retaining frame 117 is located below the auxiliary roller device 80. The interval between the saw blade 70 and the corresponding bellows retaining frame 117 is fixed. The dust suction device 81 is used to timely absorb the dust generated during the cutting process.

[0073] Please see again Fig.12 The power friction frame 79 is arranged on the base mounting plate 34 of the positioning transmission device 300 through a bracket, and the power friction frame 79 is located on the outside of the chain 44 of the positioning transmission device 300. A friction strip 119 is arranged on the rear side of the power friction frame 79. Driven by the chain 44 of the positioning transmission device, the positioning tooling 33 enters the cutting area, and the synchronous toothed belt 53 on the active synchronous pulley 46 on the positioning tooling 33 is squeezed onto the friction strip 119 on the power friction frame 79. The synchronous toothed belt 53 rotates to drive the product in the rubber support ring 58 at the top of the auxiliary synchronous pulley 57 to rotate.

[0074] The ring-shaped sizing cutting device 3, when in use, when the nut product placed on the positioning fixture 33 is transferred to the processing station, the guide block 75 will push the roller follower 54 on the adjacent positioning fixture 33, so that the product enters the waiting-to-cut state, and the positioning fixture 33 enters the cutting area under the drive of the chain 44, and the rubber positioning rings 95 on the two lower pressing rings 96 of the lower pressing fixture 69 are respectively located above the rubber supporting rings 58 at the top of the two auxiliary synchronous pulleys 57 of the positioning fixture 33, and the rubber positioning rings 95 and the corresponding rubber supporting rings 58 form a positioning for the product, and the synchronous toothed belt 53 on the active synchronous pulley 46 on the positioning fixture 33 is squeezed onto the friction strip 119 on the power friction frame 79, and the synchronous toothed belt 53 rotates to drive the product in the rubber supporting ring 58 at the top of the auxiliary synchronous pulley 57 to rotate, and the saw blade 70 can complete the full circle cutting while ensuring that the nut kernel is not cut. The dust or debris generated during the cutting process is sucked away by the dust suction device 81. After the cutting is completed, the guide block 78 pushes the roller follower 54 so that the product on the positioning tool 33 avoids the cutting area to complete the product cutting process.

[0075] In summary, the annular sizing cutting device for plant fruit processing of the utility model can realize the automatic shell slitting, cutting in half and other processes of hard-shell fruits, and at the same time, it can ensure the integrity of the fruit kernels during the shell slitting process and ensure that the fruit kernels are not damaged, thereby improving the quality of the nut products and reducing labor costs.

[0076] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present invention, and are not intended to limit the present invention. As long as they are within the spirit of the present invention, any changes or modifications to the above embodiments will fall within the scope of the claims of the present invention.

Claims

1. A ring-shaped sizing cutting device for plant fruit processing, installed above a positioning transmission device, characterized in that: It includes an upper cutting support plate, a lower cutting support plate, a pitching device, a downward pressing tooling transmission mechanism and two cutting mechanisms, wherein: The upper cutting support plate and the lower cutting support plate are respectively arranged on the base mounting plate of the positioning transmission device through the main machine support shaft; The pitching device is arranged at one end of the lower cutting support plate; The two cutting mechanisms are arranged between the upper cutting support plate and the lower cutting support plate one after the other, each cutting mechanism comprises a cutting servo motor, a saw blade, two upper saw wheels and two lower saw wheels, the two upper saw wheels are arranged on the upper cutting support plate one on the left and one on the right through a bearing seat assembly, the two lower saw wheels are arranged on the lower cutting support plate one on the left and one on the right through a bearing seat assembly, the two upper saw wheels and the two lower saw wheels are connected through the saw blade; the cutting servo motor is connected to one of the upper saw wheels; The saw blades of the two cutting mechanisms pass through the pitch devices respectively; An auxiliary roller device, an ash suction device and a power friction frame are arranged in sequence from top to bottom below each cutting mechanism; Two guide blocks are provided on the left and right of the middle part below the lower cutting support plate; The pressing tool transmission mechanism is arranged in the middle of the lower cutting support plate, and a plurality of pressing tools are arranged on the pressing tool transmission mechanism in sequence. The pressing tool transmission mechanism is used to drive the pressing tools to make circular motion.

2. A ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The pressing tool transmission mechanism includes an active transmission sprocket, a driven transmission sprocket and a chain with ears. The active transmission sprocket and the driven transmission sprocket are respectively arranged on the lower cutting support plate on the left and the right through a sprocket mounting frame. The active transmission sprocket and the driven transmission sprocket are connected through the chain with ears. The plurality of pressing toolings are sequentially arranged on the outside of the chain with ears. The active transmission sprocket is driven by a servo motor. An arc guide track is arranged before the active transmission sprocket and the driven transmission sprocket, and the arc guide track is used to guide the movement of the pressing tooling.

3. The ring-shaped sizing cutting device for processing plant fruits according to claim 2, characterized in that: Each pressing tool comprises a tool support frame, which is fixed to the ear chain by screws, and a tool linear guide is longitudinally arranged on the tool support frame, and two tool support plates are arranged on the tool linear guide one after the other, and a tool rotating shaft is vertically arranged on each tool support plate, and the tool rotating shaft penetrates the tool support plate and the tool support frame in sequence; a lower pressing ring is arranged at the top of each tool rotating shaft, and a rubber positioning ring is arranged at the top of the lower pressing ring; a guide support block is arranged at the bottom end of each tool rotating shaft, and roller followers are respectively arranged at the front and rear ends of the guide support block; a compression spring is sleeved on each tool rotating shaft, and the compression spring is located between the lower pressing ring and the tool support plate; a tool spring tensioning mechanism is arranged on each tool support plate; The guide support block of each pressing tool and the roller follower thereon all move along the arc-shaped guide track.

4. The ring-shaped sizing cutting device for processing plant fruits according to claim 3, characterized in that: The tooling spring tensioning mechanism comprises a tooling tensioning spring and two spring tensioning columns. The two spring tensioning columns are respectively arranged on the tooling support plate and the tooling support frame. The two ends of the tooling tensioning spring are respectively connected to the two spring tensioning columns.

5. The ring-shaped sizing cutting device for processing plant fruits according to claim 3, characterized in that: The arc guide track includes four arc guide brackets arranged in sequence from front to back, each arc guide bracket includes two arc guide blocks arranged in mirror symmetry and a horizontal connecting bar for connecting the two arc guide blocks; a guide track is formed between the first two arc guide brackets, and another guide track is formed between the rear two arc guide brackets, and the two guide support blocks of each pressing tool and the roller followers thereon move along the two guide tracks in a one-to-one correspondence.

6. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The top end of the main engine support shaft is connected to the upper cutting support plate through a support shaft mounting seat, the middle part is connected to the lower cutting support plate through a support shaft mounting seat, and the bottom end is connected to the base mounting plate of the positioning transmission device through a support shaft mounting seat.

7. The ring-shaped sizing cutting device for plant fruit processing according to claim 1, characterized in that: A tension block is arranged on the upper cutting support plate.

8. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The top ends of the sprocket mounting frames of the active transmission sprocket and the driven transmission sprocket of the pressing tool transmission mechanism are bridged with a transverse mounting frame.

9. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The pitch device comprises two L-shaped support frames, a longitudinal support frame and two pitch rotators, wherein the two L-shaped support frames are symmetrically arranged on the lower cutting support plate, and the longitudinal support frame is straddled on the top ends of the two L-shaped support frames; the two pitch rotators are arranged on the longitudinal support frame one in front and one in back, and each pitch rotator is provided with a longitudinal limit bearing and a transverse limit bearing; The saw blades of the two cutting mechanisms pass through the two pitch rotators of the pitch device in a one-to-one correspondence.

10. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The auxiliary roller device includes a functional support frame, which is arranged at the bottom end of the lower cutting support plate. Two auxiliary roller brackets are arranged on the left and right of the bottom end of the functional support frame; each auxiliary roller bracket is provided with an auxiliary bearing and an auxiliary roller follower.

11. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The power friction frame is arranged on the base mounting plate of the positioning transmission device through a bracket, and a friction strip is arranged on the rear side of the power friction frame.

12. The ring-shaped sizing cutting device for processing plant fruits according to claim 1, characterized in that: The ash suction device includes a bellows frame and two ash suction vacuum generators, the two ash suction vacuum generators are respectively arranged on the top of the power friction frame through mounting frames, each ash suction vacuum generator is connected to the bellows frame through a ventilation pipe, and each ash suction vacuum generator is provided with a joint; the bellows frame is located below the auxiliary roller device, and the spacing between the saw blade and the corresponding bellows frame is fixed.

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