Vegetable cutter

Through the telescopic cylinder and transmission mechanism, the cutting blade spacing is automatically adjusted, and the problem of cumbersome adjustment of the middle spacing of the existing vegetable cutting machines is solved, efficient and accurate vegetable cutting is achieved, and the efficiency and quality of food processing is improved.

CN222200837UActive Publication Date: 2024-12-20KAIFENG BINGBING CATERING MANAGEMENT CO LTD
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Patent Information

Application Number
CN202420558756.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-22
Publication Date
2024-12-20
Estimated Expiration
2034-03-22

AI Technical Summary

Technical Problem

The existing vegetable cutting machines are cumbersome and time-consuming to adjust the spacing between multiple cutters, making it difficult to meet the cutting length requirements of different vegetable varieties, affecting the efficiency and quality of food processing.

Method used

The telescopic cylinder and transmission mechanism are used to automatically adjust the spacing between the main cutting tool and the auxiliary cutting tool, and precise adjustment is achieved through the limit block and the variable distance groove, combining the conveyor belt and motor drive to improve the efficiency and stability of the cutting vegetables.

Benefits of technology

It simplifies the difficulty of adjusting the spacing between cutters, improves the efficiency and accuracy of cutting vegetables, ensures that vegetables are cut into evenly sized vegetable segments, and improves the quality and efficiency of food processing.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN222200837U_ABST
    Figure CN222200837U_ABST
Patent Text Reader

Abstract

The utility model relates to the field of food machining, in particular to a vegetable cutter which comprises a rack, and a vegetable cutting device and a vegetable conveying device are arranged on the rack. The vegetable conveying device comprises a conveying belt and a first motor which are arranged on the rack, and the driving end of the first motor is connected with the rotating end of the conveying belt; the vegetable cutting device comprises a fixing sleeve and a second motor which are arranged on the machine frame, a supporting rod movably sleeved with the fixing sleeve, a main cutter arranged on the supporting rod, a supporting plate arranged on the main cutter, a telescopic cylinder arranged on the supporting plate, a cutter rest arranged on the telescopic cylinder and two auxiliary cutters arranged on the cutter rest, and the main cutter is connected with the cutter rest. The two auxiliary cutters are arranged on the two sides of the main cutter respectively, and the main cutter and the auxiliary cutters are all located above the conveying belt. According to the vegetable cutter, the difficulty of adjusting the distance between the cutters is lowered, the distance between the cutters can be adjusted quickly and accurately, and vegetables can be cut conveniently.
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Description

Technical Field

[0001] The utility model relates to the field of food mechanical processing, in particular to a vegetable cutter. Background Art

[0002] In daily life, vegetables are an indispensable and important food for us. In the process of vegetable food processing, the food processing technology includes collection and selection, washing, cutting, steaming, frying, seasoning and other links. These links can convert vegetables into food with special taste and flavor to meet people's daily consumption needs. In order to ensure food safety and facilitate human digestion and absorption, both the selection of raw materials and food processing technology should focus on quality assurance. For this reason, in the food processing process, cutting vegetables is very important. By cutting vegetables, the number of times teeth chew food can be reduced, making food easier to swallow, thereby protecting our stomach. However, if the cutting of vegetables is not good, it will affect the taste and appearance of the food, which will affect people's dining experience.

[0003] For restaurants, canteens and other catering places, vegetables are cut manually using kitchen knives and cutting boards. However, this manual processing method is not only labor-intensive and inefficient, but also may cause uneven cutting of dishes due to the operator's unskilled skills, thus affecting the taste and appearance of the food. Therefore, a vegetable cutter came into being. When the vegetable cutter is used, the vegetables are placed on a conveyor belt to convey the vegetables to the cutting knife, and then the electric drive cutter is used to cut the vegetables back and forth, so as to cut the vegetables on the conveyor belt into vegetable segments of suitable sizes. However, if the vegetable cutter is only equipped with one cutter, for restaurants, canteens and other catering places, the vegetable cutter's cutting efficiency will inevitably meet the requirements of food processing. In order to improve the cutting efficiency of the vegetable cutter, the vegetable cutter is equipped with multiple cutters, and the multiple cutters are used to synchronously reciprocate to cut the vegetables to speed up the cutting effect. However, for different varieties of vegetables, the length requirements of the vegetable segments are also different, but the length of the vegetable segment depends on the spacing between adjacent cutters, so it is necessary to adjust the spacing between the multiple cutters. In order to provide high-quality food, the spacing between multiple cutters should be equal, so that the vegetable cutters can keep the same length of vegetable segments. This requires gradually adjusting the position of the cutters and calculating the spacing between adjacent cutters, which makes the cutter adjustment process cumbersome and time-consuming. Therefore, the vegetable cutter still needs to be appropriately improved to meet the requirements of food processing. Summary of the invention

[0004] In view of the deficiencies in the prior art, the utility model provides a vegetable cutter which simplifies the difficulty of adjusting the distance between the cutters, facilitates the quick and accurate adjustment of the distance between the cutters, and is convenient for cutting vegetables, thereby overcoming the defects in the prior art.

[0005] The technical scheme adopted by the utility model is as follows: a vegetable cutting machine comprises a frame, wherein a vegetable cutting device and a vegetable conveying device are arranged on the frame; the vegetable conveying device comprises a conveyor belt and a first motor respectively arranged on the frame, wherein the driving end of the first motor is connected to the rotating end of the conveyor belt; the vegetable cutting device comprises a fixed sleeve and a second motor respectively arranged on the frame, a support rod movably mounted in the fixed sleeve, a main cutter arranged on the support rod, a support plate arranged on the main cutter, a telescopic cylinder arranged on the support plate, a knife holder arranged on the telescopic cylinder, and two auxiliary cutters arranged on the knife holder, wherein the main cutter is connected to the knife holder, the two auxiliary cutters are respectively arranged on both sides of the main cutter, the main cutter and the auxiliary cutter are both located above the conveyor belt, a limiting groove is respectively provided on the main cutter and the auxiliary cutter, a limiting block is provided on the top of the limiting groove, a vertical groove is provided in the middle of the support plate, and variable pitch grooves are respectively inclinedly provided on both sides of the support plate, the limiting block arranged on the main cutter is movably mounted in the vertical groove, the limiting block arranged on the auxiliary cutter is movably mounted in the variable pitch groove, and a transmission mechanism is provided between the second motor and the support rod.

[0006] Preferably, the transmission mechanism includes a driving wheel arranged on the driving end of the second motor, a belt mounted on the driving wheel, a driven wheel mounted on one side of the belt, a rotating shaft mounted in the driven wheel, a turntable mounted on the rotating shaft, and a pull rod arranged on the turntable, the two ends of the pull rod are respectively hinged on the turntable and the support rod, the axis of the turntable and the axis of the rotating shaft are located on the same straight line, the hinge between the rotating shaft and the turntable is located on the outside of the turntable, a support is provided on the frame, the rotating shaft transmission is installed on the support, and the belt tensioning sleeve is mounted on the driving wheel and the driven wheel.

[0007] Preferably, the support rod adopts an inverted N-shaped rod structure, and the number of fixed sleeves is two, and the two fixed sleeves are vertically installed on both sides of the frame respectively, and the vertical rods on both sides of the support rod are respectively inserted into the two fixed sleeves, and the diameter of the support rod is consistent with the inner cavity diameter of the fixed sleeve, and the main cutter is located above the fixed sleeve, and the two ends of the main cutter are respectively installed on the vertical rods on both sides of the support rod.

[0008] Preferably, the main cutter and the auxiliary cutter are respectively provided with two fixing grooves, and the two fixing grooves are respectively arranged on both sides of the limit groove, and fixed blocks are respectively arranged in the two fixing grooves, and the fixed block installed in one of the fixing grooves is located above the fixed block installed in the other fixing groove, and two transverse moving rings are arranged on the tool holder, and the fixed blocks installed in the two fixing grooves are respectively movably mounted in the two transverse moving rings, and the height of the fixed blocks is consistent with the height of the inner cavity of the transverse moving ring.

[0009] Preferably, the number of the pitch-changing slots is two, and the two pitch-changing slots are symmetrically arranged on both sides of the vertical slot. The limit block is a circular block structure, and the diameter of the limit block, the width of the vertical slot and the width of the pitch-changing slot are consistent.

[0010] Preferably, the conveyor belt includes an active roller rotatably arranged on one side of the frame, a tensioning device arranged on the other side of the frame, a driven roller arranged on the tensioning device, and a belt body tensioned between the active roller and the driven roller. The driving end of the first motor is connected to the active roller of the conveyor belt through a coupling. The tensioning device includes a tensioning sleeve arranged on the other side of the frame, a tensioning rod movably mounted in the tensioning sleeve, a sleeve arranged at one end of the tensioning rod, and a first nut threadedly mounted on the tensioning rod. The sleeve is rotatably mounted on the driven roller, the tensioning sleeve is located between the sleeve and the first nut, and the inner cavity diameter of the first nut, the inner cavity diameter of the tensioning sleeve and the diameter of the tensioning rod are consistent.

[0011] Preferably, a plurality of fixing rods are provided on the frame, the plurality of fixing rods are respectively located on the outsides of the two auxiliary cutters, and baffles are provided on the fixing rods, and the baffles are located above the conveyor belt.

[0012] Preferably, a support sleeve is provided on one side of the frame, a sleeve rod is sleeved inside the support sleeve, a scraper is provided at one end of the sleeve rod, one side of the scraper is in contact with the conveyor belt, a second nut is threadedly sleeved on the sleeve rod between the scraper and the support sleeve, and the inner cavity diameter of the second nut, the inner cavity diameter of the support sleeve and the sleeve rod diameter are consistent.

[0013] The beneficial effects of the utility model are as follows: firstly, the utility model controls the extension and retraction amount of the telescopic cylinder to drive the knife holder to move relative to the support plate, so that the main cutter moves along the vertical groove, and the auxiliary cutter can move along the variable pitch groove, thereby realizing the requirement of automatically adjusting the cutter spacing, thereby simplifying the difficulty of adjusting the cutter spacing, and improving the efficiency and accuracy of adjusting the spacing between the main cutter and the auxiliary cutter, so as to cut vegetables into sections that meet the required size requirements; and through the first motor, conveyor belt, second motor and transmission mechanism that are set, the vegetables can be driven by the cutter to be cut to meet the requirements of vegetable cutting.

[0014] Secondly, the utility model transmits and protects the reciprocating cutting operation of the support rod driven by the second motor through the provided driving wheel, belt and driven wheel. That is, when the pressure between the cutter and the conveyor belt is too large, the belt will slip between the driving wheel and the driven wheel to prevent the cutter from damaging the conveyor belt. In addition, the utility model limits the movement of the support rod through the provided fixed sleeve, and converts the rotational motion into a linear reciprocating motion of the support rod along the axial direction of the fixed sleeve through the provided rotating shaft and turntable.

[0015] Thirdly, the utility model uses the fixed grooves respectively provided for the main cutter and the auxiliary cutter, the fixed blocks installed in the fixed grooves, and the transverse rings provided, so that the fixed blocks can only move transversely along the transverse rings, thereby supporting and restraining the cutter and the auxiliary cutter, reducing the shaking of the auxiliary cutter, and thus improving the stability of the auxiliary cutter in cutting vegetables; and the utility model symmetrically arranges two variable pitch grooves on both sides of the vertical groove, so that the spacing between the two auxiliary cutters and the main cutter presents an equal spacing change, so as to facilitate the uniformity of the size of the cut vegetable segments, so as to improve the quality of food processing. Moreover, the utility model prevents vegetables from sliding off the two sides of the conveyor belt by providing baffles and fixed rods, and can scrape off the food adsorbed on the conveyor belt by providing scrapers, thereby meeting the needs of food processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a first stereoscopic schematic diagram of the utility model.

[0017] Figure 2 It is a second stereoscopic schematic diagram of the utility model.

[0018] Figure 3 It is a schematic diagram of the top installation of the vegetable cutting device and the frame in the utility model.

[0019] Figure 4 The utility model is a schematic diagram of the assembly of the main cutter and the auxiliary cutter with the cutter holder, the telescopic cylinder and the support plate.

[0020] Figure 5 It is a schematic diagram of the installation of the vegetable transport device and the top of the rack in the utility model.

[0021] Figure 6 It is a schematic diagram of the installation of the scraper and the sleeve rod in the utility model. DETAILED DESCRIPTION

[0022] like Figure 1-6As shown, a vegetable cutting machine comprises a frame 1, on which a vegetable cutting device and a vegetable transporting device are arranged; the vegetable transporting device comprises a conveyor belt 2 and a first motor 3 respectively arranged on the frame 1, the driving end of the first motor 3 is connected to the rotating end of the conveyor belt 2, thereby driving the conveyor belt 2 to rotate, and then using the conveyor belt 2 to transport vegetables; the vegetable cutting device comprises a fixed sleeve 4 and a second motor 5 respectively arranged on the frame 1, a support rod 6 movably set in the fixed sleeve 4, a main cutting knife 7 arranged on the support rod 6, a supporting plate 8 arranged on the main cutting knife 7, a telescopic cylinder 9 arranged on the supporting plate 8, a knife holder 10 arranged on the telescopic cylinder 9, and two auxiliary cutting knives 11 arranged on the knife holder 10, the main cutting knife 7 is connected to the knife holder 10, the two auxiliary cutting knives 11 are respectively arranged on both sides of the main cutting knife 7, the main cutting knife 7 and the auxiliary cutting knife 11 are both located above the conveyor belt 2, and the main cutting knife 7 and the auxiliary cutting knife 11 are located above the conveyor belt 2. The knife 11 is provided with a limit groove 12, and a limit block 13 is provided on the top of the limit groove 12. A vertical groove 14 is provided in the middle of the support plate 8, and variable pitch grooves 15 are provided on both sides of the support plate 8 at an angle. The limit block 13 provided on the main cutting knife 7 is movably mounted in the vertical groove 14, and the limit block 13 provided on the auxiliary cutting knife 11 is movably mounted in the variable pitch groove 15. The telescopic direction of the telescopic cylinder 9 is along the vertical direction. By controlling the telescopic cylinder 9 to extend and retract, the knife holder 10 is driven to move relative to the support plate 8, so that the auxiliary cutting knife 11 moves along the variable pitch groove 15, and the main cutting knife 7 moves along the vertical groove 14, thereby adjusting the distance between the main cutting knife 7 and the auxiliary cutting knife 11 to facilitate cutting out food of various widths and sizes. A transmission mechanism is provided between the second motor 5 and the support rod 6, and the transmission mechanism is used to convert the rotation of the second motor 5 into a linear reciprocating motion of the support rod 6 along the vertical direction.

[0023] In this embodiment, the transmission mechanism includes a driving wheel 16 provided on the driving end of the second motor 5, a belt 17 mounted on the driving wheel 16, a driven wheel 18 mounted on one side of the belt 17, a rotating shaft 19 mounted inside the driven wheel 18, a turntable 20 mounted on the rotating shaft 19, and a pull rod 21 provided on the turntable 20, wherein the two ends of the pull rod 21 are respectively hinged on the turntable 20 and the support rod 6, the axis of the turntable 20 and the axis of the rotating shaft 19 are located on the same straight line, and the hinge of the rotating shaft 19 and the turntable 20 is located on the outside of the turntable 20. The frame 1 is provided with a support 22, and the rotating shaft 19 is transmission-mounted on the support 22. Specifically, the rotating shaft 19 is rotatably mounted on the support 22 through a bearing, and the belt 17 is tensioned on the driving wheel 16 and the driven wheel 18, so that the second motor 5 drives the driving wheel 16 to rotate, and drives the driven wheel 18, the rotating shaft 19 and the turntable 20 to rotate through the belt 17, so that one end of the pull rod 21 rotates along the axis of the rotating shaft 19, thereby pushing and pulling the support rod 6 to perform a linear reciprocating motion along the axial direction of the fixed sleeve 4.

[0024] Specifically, the support rod 6 adopts an inverted N-shaped rod structure, the number of fixed sleeves 4 is two, the two fixed sleeves 4 are vertically installed on both sides of the frame 1, the vertical rods on both sides of the support rod 6 are respectively inserted into the two fixed sleeves 4, the diameter of the support rod 6 is consistent with the inner cavity diameter of the fixed sleeve 4, the main cutter 7 is located above the fixed sleeve 4, and the two ends of the main cutter 7 are respectively installed on the vertical rods on both sides of the support rod 6, thereby limiting the support rod 6 to move only in the vertical direction, and at the same time being able to support the two ends of the main cutter 7, so as to facilitate the use of the main cutter 7 to cut the food on the conveyor belt 2.

[0025] Please refer again Figure 4 , the main cutting knife 7 and the auxiliary cutting knife 11 are respectively provided with two fixing grooves 23, and the two fixing grooves 23 are respectively arranged on both sides of the limiting groove 12, and the two fixing blocks 24 are respectively arranged in the two fixing grooves 23, and the fixing block 24 installed in one of the fixing grooves 23 is located above the fixing block 24 installed in the other fixing groove 23, and two transverse movement rings 25 are arranged on the knife holder 10, and the fixing blocks 24 installed in the two fixing grooves 23 are respectively movably sleeved in the two transverse movement rings 25, and the height of the fixing block 24 is consistent with the inner cavity height of the transverse movement ring 25, so that the fixing block 24 can only move transversely along the transverse movement ring 25, support and restrain the main cutting knife 7 and the auxiliary cutting knife 11, reduce the shaking of the auxiliary cutting knife 11, and thereby improve the stability of the auxiliary cutting knife 11 in cutting vegetables, the main cutting knife 7 and the auxiliary cutting knife 11 respectively include a cutting part and a fixing part, the fixing part is located above the cutting part, and the fixing groove 23 and the limiting groove 12 are respectively opened along the top of the fixing part to the bottom of the fixing part,

[0026] In this embodiment, there are two pitch-changing grooves 15, which are symmetrically arranged on both sides of the vertical groove 14. The limit block 13 is a circular block structure. The diameter of the limit block 13, the width of the vertical groove 14 and the width of the pitch-changing groove 15 are consistent to reduce the shaking of the auxiliary cutter 11 and the main cutter 7, so that the spacing between the two auxiliary cutters 11 and the main cutter 7 changes at an equal spacing, so as to facilitate the uniformity of the size of the cut vegetable segments.

[0027] Please check again Figure 5The conveyor belt 2 includes a driving roller 201 rotatably arranged on one side of the frame 1, a tensioning device arranged on the other side of the frame 1, a driven roller 202 arranged on the tensioning device, and a belt body 203 tensioned between the driving roller 201 and the driven roller 202. The driving end of the first motor 3 is connected to the driving roller 201 of the conveyor belt 2 through a coupling. The tensioning device includes a tensioning sleeve 204 arranged on the other side of the frame 1, a tensioning rod 207 movably set in the tensioning sleeve 204, a sleeve 205 arranged at one end of the tensioning rod 207, and a tensioning rod The first nut 206 is threadedly mounted on the driven roller 202, and the sleeve 205 is rotatably mounted on the driven roller 202. The tension sleeve 204 is located between the sleeve 205 and the first nut 206. The inner diameter of the first nut 206, the inner diameter of the tension sleeve 204 and the diameter of the tension rod 207 are consistent. By turning the first nut 206, the length of the tension rod 207 between the sleeve 205 and the tension sleeve 204 can be changed, thereby adjusting the position of the driven roller 202, and then adjusting the tensioning effect of the belt body 203, so as to meet the requirements of cutting vegetables. Specifically, the driven roller 202 is rotatably mounted in the sleeve 205 through a bearing, and the active roller 201 is rotatably mounted on the frame 1 through a bearing.

[0028] In this embodiment, a plurality of fixing rods 26 are provided on the frame 1, and the plurality of fixing rods 26 are respectively located on the outer sides of the two auxiliary cutters 11. A baffle 27 is provided on the fixing rod 26, and the baffle 27 is located above the conveyor belt 2 to prevent food from sliding off the two sides of the conveyor belt 2. The baffle is arranged obliquely above the conveyor belt 2, so that the food to be cut can be transported to the middle of the main cutter 7 and the auxiliary cutter 11, and the cut food can be transported in a centralized manner, so as to facilitate the cutting process of the food and the centralized delivery of the food.

[0029] Please refer again Figure 2 and 6 A support sleeve 28 is provided on one side of the frame 1, and a sleeve rod 29 is sleeved in the support sleeve 28. A scraper 30 is provided at one end of the sleeve rod 29. One side of the scraper 30 contacts the conveyor belt 2. A second nut 31 is threadedly sleeved on the sleeve rod 29 between the scraper 30 and the support sleeve 28. The inner cavity diameter of the second nut 31, the inner cavity diameter of the support sleeve 28 and the diameter of the sleeve rod 29 are consistent, so that the vegetables adsorbed on the conveyor belt 2 are scraped off.

[0030] The method of using this product is as follows: Figure 1-6As shown, first, according to the size requirements of the cut vegetables, the telescopic amount of the telescopic cylinder 9 is regulated, so as to drive the knife holder 10 to move relative to the support plate 8, and then quickly adjust the distance between the main cutter 7 and the auxiliary cutter 11. The product is tested and monitored, and the first motor 3 and the second motor 5 are started to control the operation of the conveyor belt 2, and the support rod 6 is controlled to perform reciprocating cutting operations, and the main cutter 7 and the auxiliary cutter 11 are monitored to see if they are in contact with the belt body 202. If the main cutter 7 and the auxiliary cutter 11 are not in contact with the belt body 202 or the belt 17 slips, the first motor 3 and the second motor 5 are shut down, and the installation position of the main cutter 7 on the support rod 6 is adjusted to overcome the technical problem; if the belt body 202 slips, the tension of the belt body 202 is adjusted by adjusting the first nut 206; if it is detected that the scraper 30 is not in contact with the belt body 202 or the scraper 30 over-extrudes the belt body 202, the position of the scraper 30 is adjusted by adjusting the second nut 31.

[0031] Then, when it is detected that the requirements for cutting vegetables are met, the first motor 3 and the second motor 5 are started. After the conveyor belt 2 is running and the support rod 6 performs reciprocating cutting operations, the vegetables are gradually placed on the feeding side of the conveyor belt 2, so that the vegetables are transported by the conveyor belt 2 to the bottom of the main cutter 7 and the auxiliary cutter 11, so that the vegetables are cut into vegetable segments by the main cutter 7 and the auxiliary cutter 11, thereby meeting the needs of cutting vegetables.

[0032] Through this embodiment, the product controls the extension and retraction amount of the telescopic cylinder 9, thereby driving the knife holder 10 to move relative to the support plate 8, so that the main cutter 7 moves along the vertical groove 14, and the auxiliary cutter 11 can move along the variable pitch groove 15, thereby realizing the requirement of automatically adjusting the cutter spacing, thereby simplifying the difficulty of adjusting the cutter spacing, and improving the efficiency and accuracy of adjusting the spacing between the main cutter and the auxiliary cutter, so as to facilitate cutting vegetables into vegetable segments that meet the required size requirements.

[0033] The embodiments described above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes or modifications made based on the structures, features and principles described in the patent scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A vegetable cutting machine, comprising a frame (1), characterized in that: The frame (1) is provided with a vegetable cutting device and a vegetable transporting device; The vegetable transport device comprises a conveyor belt (2) and a first motor (3) respectively arranged on a frame (1), wherein a driving end of the first motor (3) is connected to a rotating end of the conveyor belt (2); The vegetable cutting device comprises a fixed sleeve (4) and a second motor (5) respectively arranged on a frame (1), a support rod (6) movably mounted in the fixed sleeve (4), a main cutting knife (7) arranged on the support rod (6), a support plate (8) arranged on the main cutting knife (7), a telescopic cylinder (9) arranged on the support plate (8), a knife holder (10) arranged on the telescopic cylinder (9), and two auxiliary cutting knives (11) arranged on the knife holder (10), wherein the main cutting knife (7) is connected to the knife holder (10), and the two auxiliary cutting knives (11) are respectively arranged on both sides of the main cutting knife (7). The knives (11) are located above the conveyor belt (2), the main cutter (7) and the auxiliary cutter (11) are respectively provided with a limit groove (12), a limit block (13) is arranged at the top of the limit groove (12), a vertical groove (14) is arranged in the middle of the support plate (8), and variable pitch grooves (15) are respectively inclinedly arranged on both sides of the support plate (8), the limit block (13) arranged on the main cutter (7) is movably mounted in the vertical groove (14), and the limit block (13) arranged on the auxiliary cutter (11) is movably mounted in the variable pitch groove (15), and a transmission mechanism is arranged between the second motor (5) and the support rod (6).

2. The vegetable cutter according to claim 1, characterized in that: The transmission mechanism comprises a driving wheel (16) arranged on the driving end of the second motor (5), a belt (17) mounted on the driving wheel (16), a driven wheel (18) mounted on one side of the belt (17), a rotating shaft (19) mounted inside the driven wheel (18), a turntable (20) mounted on the rotating shaft (19), and a pull rod (21) arranged on the turntable (20), wherein the two ends of the pull rod (21) are respectively hinged on the turntable (20) and the support rod (6), the axis of the turntable (20) and the axis of the rotating shaft (19) are located on the same straight line, and the hinge between the rotating shaft (19) and the turntable (20) is located on the outside of the turntable (20), and the frame (1) is provided with a support (22), the rotating shaft (19) is transmission-mounted on the support (22), and the belt (17) is tensionedly mounted on the driving wheel (16) and the driven wheel (18).

3. The vegetable cutter according to claim 1, characterized in that: The support rod (6) adopts an inverted N-shaped rod structure, the number of the fixing sleeves (4) is two, the two fixing sleeves (4) are respectively vertically mounted on both sides of the frame (1), the vertical rods on both sides of the support rod (6) are respectively sleeved in the two fixing sleeves (4), the diameter of the support rod (6) is consistent with the inner cavity diameter of the fixing sleeve (4), the main cutter (7) is located above the fixing sleeve (4), and the two ends of the main cutter (7) are respectively mounted on the vertical rods on both sides of the support rod (6).

4. The vegetable cutter according to claim 1, characterized in that: The main cutter (7) and the auxiliary cutter (11) are each provided with two fixing grooves (23), the two fixing grooves (23) are respectively arranged on both sides of the limiting groove (12), and fixing blocks (24) are respectively arranged in the two fixing grooves (23), wherein the fixing block (24) installed in one fixing groove (23) is located above the fixing block (24) installed in the other fixing groove (23), and the tool holder (10) is provided with two transverse shifting rings (25), the fixing blocks (24) installed in the two fixing grooves (23) are respectively movably sleeved in the two transverse shifting rings (25), and the height of the fixing blocks (24) is consistent with the height of the inner cavity of the transverse shifting ring (25).

5. The vegetable cutter according to claim 1, characterized in that: The number of the pitch-changing grooves (15) is two, and the two pitch-changing grooves (15) are symmetrically arranged on both sides of the vertical groove (14). The limit block (13) is a circular block structure, and the diameter of the limit block (13), the width of the vertical groove (14) and the width of the pitch-changing groove (15) are consistent.

6. The vegetable cutter according to claim 1, characterized in that: The conveyor belt (2) comprises a driving roller (201) rotatably arranged on one side of a frame (1), a tensioning device arranged on the other side of the frame (1), a driven roller (202) arranged on the tensioning device, and a belt body (203) tensioned between the driving roller (201) and the driven roller (202), the driving end of the first motor (3) being connected to the driving roller (201) of the conveyor belt (2) via a coupling, the tensioning device comprising a tensioning sleeve (204) arranged on the other side of the frame (1), a tensioning sleeve (205) and a tensioning sleeve (206). A tension rod (207) movably mounted in a tension sleeve (204), a sleeve (205) disposed at one end of the tension rod (207), and a first nut (206) threadedly mounted on the tension rod (207); the sleeve (205) is rotatably mounted on a driven roller (202); the tension sleeve (204) is located between the sleeve (205) and the first nut (206); and the inner diameter of the first nut (206), the inner diameter of the tension sleeve (204), and the diameter of the tension rod (207) are consistent.

7. The vegetable cutter according to claim 1, characterized in that: The frame (1) is provided with a plurality of fixing rods (26), the plurality of fixing rods (26) being respectively located outside the two auxiliary cutters (11), and a baffle (27) being provided on the fixing rods (26), the baffle (27) being located above the conveyor belt (2).

8. The vegetable cutter according to claim 1, characterized in that: A support sleeve (28) is provided on one side of the frame (1), a sleeve rod (29) is sleeved inside the support sleeve (28), a scraper (30) is provided at one end of the sleeve rod (29), one side of the scraper (30) is in contact with the conveyor belt (2), a second nut (31) is threadedly sleeved on the sleeve rod (29) between the scraper (30) and the support sleeve (28), and the inner diameter of the second nut (31), the inner diameter of the support sleeve (28) and the diameter of the sleeve rod (29) are consistent.