Large white gourd peeling machine

Abstract

The utility model provides a large wax gourd peeler which comprises a rack and a conveying mechanism arranged above the rack, the conveying mechanism is used for moving wax gourds from an initial position to a cutting position and then moving the wax gourds from the cutting position to a discharging position, the conveying mechanism comprises a large rotating disc driven by a first motor, and a fruit base is arranged on the large rotating disc; the clamping mechanism is arranged above the wax gourd base and used for clamping and fixing the wax gourds; the fruit jacking mechanism is arranged above the rack and used for further fixing and rotating the wax gourds; the cutting mechanism comprises an electric cylinder assembly vertically placed on the rack and a combined tool rest arranged above the electric cylinder assembly. By using the device, the efficiency is high, the pulp retention rate is high, the cutting height is 960mm, the cutting diameter can reach 360mm, and the device is completely suitable for the size of the existing large white gourd.

Description

Technical Field

[0001] The utility model relates to a large-scale winter melon peeling machine, which is applied to the field of peeling machines. Background Art

[0002] Fruit peelers are used to quickly and easily remove the skin of fruit. These machines often have multiple functions and can save time and reduce the waste and injuries that can occur when peeling fruit by hand.

[0003] Existing peeling machines, such as application number 202010897138.1, are an automatic peeling machine suitable for multiple mangoes. This peeling machine can be used for peeling mangoes at multiple workstations, with high cutting efficiency and high pulp retention rate. However, this equipment is not suitable for peeling existing large winter melons. The length of large winter melons can reach 400-960mm, the diameter is 100-350mm, and the weight is 5-30kg. Therefore, the cutting knife of this equipment is small, so it is not suitable for peeling large winter melons. Therefore, in response to the above problems, the utility model designs a large winter melon peeling machine. Utility Model Content

[0004] The utility model provides a large-scale wax gourd peeling machine, which can effectively solve the above problems.

[0005] The utility model is achieved in that:

[0006] A large winter melon peeling machine, comprising:

[0007] frame,

[0008] A conveying mechanism is provided above the frame and is used to move the winter melon from an initial position to a cutting position and then from the cutting position to a discharging position. The conveying mechanism includes a large turntable driven by a first motor and a fruit seat is provided on the large turntable;

[0009] The clamping mechanism is arranged above the fruit seat and is used to clamp and fix the winter melon;

[0010] The fruit-lifting mechanism is arranged above the frame and is used to further fix and rotate the winter melon;

[0011] The cutting mechanism comprises an electric cylinder assembly vertically placed on a machine frame and a combined tool holder arranged above the electric cylinder assembly.

[0012] As a further improvement, the conveying mechanism includes two groups of rotating stations, the rotating station includes a first mounting bracket arranged on the frame, a first motor is arranged on the side wall of the first mounting bracket, the first motor drives a large turntable, and the first motor is connected to the large turntable through a rotary bearing. The rotary bearing includes an inner ring and an outer ring, the inner side surface of the outer ring is provided with a through groove, the outer side surface of the inner ring is provided with a number of isolation blocks arranged in a ring array, and balls arranged between adjacent isolation blocks, so that the inner ring and the outer ring can rotate relative to each other, the outer ring is provided with a first tooth portion, the first motor is provided with a first gear, the first gear engages the first tooth portion, the lower end surface of the inner ring is provided on the first mounting bracket, and the upper end surface of the outer ring is connected to the large turntable, so that the first motor can drive the large turntable to rotate, and a plurality of fruit seats are provided on the large turntable.

[0013] As a further improvement, the clamping mechanism includes a mounting column arranged on a large turntable, and a plurality of second mounting brackets corresponding to the large turntable are arranged on the mounting column along its circumference, and a placement groove is provided in the middle of the second mounting bracket, and a pair of mechanical clamps are installed in the placement groove, and one end of the mechanical clamp is provided with a second tooth portion that meshes with each other, and the second tooth portion can be rotatably arranged in the placement groove, and the end of the mechanical clamp away from the second tooth portion is provided as a clamping portion, and a through groove is provided between the second tooth portion and the clamping portion, and a fixed column is provided in the middle of the through groove, and the fixed column of one mechanical clamp is connected to the piston rod of the first cylinder, and a fixed bracket is provided at the other end of the first cylinder, and a sliding groove is provided on the fixed bracket, and the fixed column of the other mechanical clamp is provided on the sliding groove.

[0014] As a further improvement, the cutting mechanism includes an electric cylinder assembly placed vertically on the frame, a sliding slider is provided on the side wall of the electric cylinder assembly, a driving motor is provided above the electric cylinder assembly, the driving motor is used to drive the slider to slide up and down, a third mounting bracket is provided on the slider, the middle part of the third mounting bracket is connected to the slider, and the two sides of the third mounting bracket are provided with symmetrical L-shaped folding plates, and a combined tool holder is installed on the L-shaped folding plate.

[0015] As a further improvement, the combined knife holder includes a winter melon peeling assembly and a transmission assembly that drives the winter melon peeling assembly to open or close. The winter melon peeling assembly includes a first peeling group and a second peeling group that are identical in structure and mirror-symmetrical. The first peeling group and the second peeling group include a fastener, one end of the fastener is hinged to a swing rod, and the other end of the swing rod is hinged to the blade mounting seat.

[0016] The blade mounting seat is symmetrically provided with a reversible blade, and the swing arm is hingedly connected to a second cylinder, and the other end of the second cylinder is connected to the blade mounting seat;

[0017] When the combined tool holder moves from top to bottom, the second cylinder drives the blade mounting seat to be set at a specific angle α, so that the blade above the blade mounting seat cuts the winter melon. When the combined tool holder moves from bottom to top, the second cylinder drives the blade mounting seat to be set at a specific angle β, so that the blade below the blade mounting seat cuts the winter melon.

[0018] The beneficial effects of the present invention are as follows: placing the winter melon on the fruit seat, controlling the clamping mechanism above the fruit seat to clamp and fix the winter melon, then rotating the large turntable to make the large turntable rotate to the cutting position, and then controlling the fruit-pushing mechanism to fix the winter melon; when the upper surface of the winter melon is pierced by the fruit-pushing mechanism, the clamping mechanism is released, and the peeling work is performed by driving the cutting mechanism. The use of this equipment is not only efficient, but also has a high pulp retention rate. The cutting height of the present invention is 960 mm, and the cutting diameter can reach 360 mm, which is fully applicable to the size of existing large winter melons. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a structural diagram provided by an embodiment of the present utility model.

[0021] Figure 2 It is a schematic structural diagram of the conveying mechanism and the clamping mechanism provided in an embodiment of the utility model.

[0022] Figure 3 It is a schematic diagram of the exploded structure of the conveying mechanism and the clamping mechanism provided in an embodiment of the utility model.

[0023] Figure 4 It is a structural schematic diagram of the fruit-lifting mechanism provided by an embodiment of the utility model.

[0024] Figure 5 It is a schematic diagram of the explosion structure of the fruit-lifting mechanism provided in an embodiment of the utility model.

[0025] Figure 6 It is a structural schematic diagram of the cutting mechanism provided by an embodiment of the utility model.

[0026] Figures 7-8 It is a structural schematic diagram of the combined tool holder provided by an embodiment of the utility model.

[0027] Figure 9 It is a structural schematic diagram of a combined knife holder provided by an embodiment of the utility model for peeling a large winter melon from top to bottom.

[0028] Figure 10 This is a structural schematic diagram of a combined knife holder provided by an embodiment of the utility model for peeling a large winter melon from bottom to top. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the present invention.

[0030] In the description of this utility model, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Therefore, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically specified.

[0031] Reference Figure 1 As shown, a large winter melon peeling machine is used to peel large winter melons, including a frame 10, a universal movable wheel 11 is provided below the frame 10, and a conveying mechanism 20, a clamping mechanism 30, a fruit-lifting mechanism 40 and a cutting mechanism 50 are provided inside the frame 10.

[0032] Reference Figures 2-3As shown, the conveying mechanism 20 is used to move the winter melon from the initial position to the cutting position, and then from the cutting position to the discharging position. The conveying mechanism 20 includes two sets of rotating stations, and the rotating station includes a first mounting bracket 21 provided on the frame 10. The side wall of the first mounting bracket 21 is provided with a first motor 22. The first motor 22 drives a large turntable 23. The first motor 22 is connected to the large turntable 23 through a slewing bearing 24. The slewing bearing 24 includes an inner ring 241 and an outer ring 242. 42, the inner side of the outer ring 242 is provided with a through groove 2421, the outer side of the inner ring 241 is provided with a plurality of isolation blocks 243 arranged in an annular array, and balls 244 are provided between adjacent isolation blocks 243, so that the inner ring 241 and the outer ring 242 can rotate relative to each other, the outer ring 242 is provided with a first tooth portion 2422, the first motor 22 is provided with a first gear 221, the first gear 221 meshes with the first tooth portion 2422, and the lower end surface of the inner ring 241 is provided with a first tooth portion 2422. On a mounting bracket 21, the upper end surface of the outer ring 242 is connected to the large turntable 23, so that the first motor 22 can drive the large turntable 23 to rotate. A plurality of fruit seats 25 are provided on the large turntable 23. In this embodiment, the number of the fruit seats 25 is set to 3, and the diameter of the fruit seat 25 is 40-50 mm. The size of the fruit seat 25 cannot be too large. If the size of the fruit seat 25 is too large, it will be unfavorable for the rotation of the fruit seat 25, and the peeled fruit may remain on the fruit seat 25. Therefore, the size of the fruit seat 25 can be sufficient to hold the winter melon. The fruit seat 25 is connected by a bearing screw 26 provided under the large turntable 23. The outer surface of the bearing screw is sleeved with a first bearing and is provided on the large turntable 23 through the first bearing. The device can adjust the height of the fruit seat by adjusting the height of the bearing screw 26. In this embodiment, the height of the bearing screw 26 is 200 mm. The fruit seat 25 can not only rotate around the large turntable 23, but also realize self-rotation through the bearing screw 26.

[0033] Reference Figures 2-3As shown, the clamping mechanism 30 includes a mounting column 31 arranged on the large turntable 23, and a plurality of second mounting brackets 32 corresponding to the large turntable 23 are arranged on the mounting column 31 along its circumference. In this embodiment, the number of the second mounting brackets 32 is 3, and a placement groove 321 is provided in the middle of the second mounting bracket 32. A pair of mechanical clamps 33 are installed in the placement groove 321, and one end of the mechanical clamps 33 is provided with a second tooth portion 331 that meshes with each other. The second tooth portion 331 can be rotatably arranged in the placement groove 321, and the end of the mechanical clamp 33 away from the second tooth portion 331 is provided as a clamping claw portion 332, and a through groove 333 is provided between the second tooth portion 331 and the clamping claw portion 332, and a through groove 333 is provided in the middle of the through groove 333. There is a fixed column 334, and the fixed column 334 of one mechanical clamp 33 is connected to the piston rod of the first cylinder 34. The other end of the first cylinder 34 is provided with a fixed bracket 341, and the fixed bracket 341 is provided with a sliding groove. The fixed column 334 of the other mechanical clamp 33 is set on the sliding groove, so that the first cylinder 34 drives the mechanical clamp 33 to realize the clamping action, which is used to clamp the middle part of the winter melon. In this embodiment, the height of the clamping mechanism 30 is 400mm, minus the height of the supporting screw 26 of 200mm, that is, it is used to clamp the winter melon at 200mm. Since the length of a large winter melon can reach 400~960mm, this height setting can effectively fix the winter melon, so that the winter melon can be stably placed upright on the fruit seat 25.

[0034] Reference Figures 5 to 8 As shown, the cutting mechanism 50 includes an electric cylinder assembly 51 placed vertically on the frame 10, a slidable slider 511 is provided on the side wall of the electric cylinder assembly 51, a drive motor 512 is provided above the electric cylinder assembly 51, and the drive motor 512 is used to drive the slider 511 to slide up and down, a third mounting bracket 52 is provided on the slider 511, the middle part of the third mounting bracket 52 is connected to the slider 511, and the two sides of the third mounting bracket 52 are provided with symmetrical L-shaped folding plates, and a combined knife holder for peeling winter melon is installed on the L-shaped folding plate, which includes a driving assembly 53 and a peeling knife group driven to open or close by the driving assembly 53. Part 54, the paring knife assembly 54 includes a first paring knife group and a second paring knife group with the same structure and left-right mirror symmetry, the distance L1 between the first paring knife group and the second paring knife group is 380mm~400mm, the first paring knife group and the second paring knife group include a fixing part 541 fixed under the L-shaped folding plate, the middle part of the fixing part 541 is connected to a rotating shaft 542, one end of the rotating shaft 542 is connected to a rocker arm 543, the length L2 of the rocker arm 543 is 100mm~140mm, the other end of the rocker arm 543 is hinged to the blade fixing seat 544, and the blade fixing seat 544 is provided with a flippable blade body 545.

[0035] The driving assembly 53 includes a swing arm 531 arranged at the other end of the rotating shaft 542, and the swing arm 531 of the first peeling knife group and / or the second peeling knife group is connected to the piston rod part of the driving cylinder 532. The other end of the driving cylinder 532 is provided with a sliding member 533, and the sliding member 533 is provided with a sliding groove 533a. The sliding groove 533a is connected to the swing arm 531 of the first peeling knife group and / or the second peeling knife group. The first peeling knife group and the second peeling knife group can be relatively opened or closed by driving the cylinder 532, thereby realizing the peeling operation of a large winter melon.

[0036] As a further improvement, a spring mounting frame 534 is provided on the other side of the swing arm 531, and a plurality of mounting holes 534a in an inclined linear array are provided on the spring mounting frame 534. The telescopic spring 535 is installed between the two mounting holes 534a. The stiffness coefficient of the telescopic spring 535 is 5 to 10 kg / cm. In this embodiment, the distance L1 between the first peeling knife group and the second peeling knife group is 380 mm, the length L2 of the rocker arm 543 is 140 mm, and the angle γ between the rocker arm 543 and the vertical plane is 45°. The utility model selects a telescopic spring 535 with a stiffness coefficient of 5 to 10 kg / cm. When the cutter cuts along the side wall of the fruit, the telescopic spring 535 within this stiffness limit can reduce the thickness of the cut peel as much as possible and improve the retention rate of the pulp.

[0037] As a further improvement, the blade fixing seat 544 includes a fixed shaft 544a, and mounting pieces 544b are provided at both ends of the fixed shaft 544a. The mounting piece 544b is an axisymmetric structure, and symmetrical mounting parts are provided on both sides of the mounting piece 544b. The mounting part is provided with a first mounting hole 544b-1 and a second mounting hole 544b-2. The blade body 545 can be rotatably mounted on the first mounting hole 544b-1, and a limiting shaft 544c is fixedly provided on the second mounting hole 544b-2. The limiting shaft 544c is used to limit the flipping angle of the blade body 545. A connecting part is provided at the tail of the mounting piece 544b near one end of the rocker arm 543, and a third mounting hole 544b-3 is provided on the connecting part. The third mounting hole 544b-3 is connected to the piston rod of the second cylinder 546. The cylinder body of the second cylinder 546 is hinged to the rocker arm 543. Figures 9-10As shown, the flipping angle of the blade fixing seat 544 is controlled by the second cylinder 546, so that when the combined tool holder moves from top to bottom, the second cylinder 546 drives the blade fixing seat 544 to be set at a specific angle α, so that the blade body 545 above the blade fixing seat 544 cuts the winter melon; when the combined tool holder moves from bottom to top, the second cylinder 546 drives the blade fixing seat 544 to be set at a specific angle β, so that the blade body 545 below the blade fixing seat 544 cuts the winter melon, the specific angle α = 15 ~ 20°, the specific angle β = 18 ~ 26°, and in this embodiment, the specific angle α = 16°, and the specific angle β = 21°.

[0038] As a further improvement, a wiring box 55 made of stainless steel is provided in front of the slider 511 of the electric cylinder assembly 51. A accommodating groove is provided in the wiring box 55. The accommodating groove is a space for placing the wiring harness and the air pipe. The wiring box 55 is extended upward.

[0039] Reference Figures 5 to 8 As shown, the fruit-topping mechanism 40 includes a control cabinet 41, and a through hole 411 is symmetrically provided at the rear of the control cabinet 41. A sliding installation groove adapted to the wiring box 57 is provided in the middle of the control cabinet 41, and two fixed columns 12 adapted to the through hole 411 are vertically provided on the frame 10. The fixed columns 12 are slidably connected to the through hole 411, and the wiring box 57 is slidably connected to the sliding installation groove, which can not only limit the lateral movement of the control cabinet 41, but also realize the longitudinal movement of the control cabinet 41, thereby realizing the control cabinet 41 to peel winter melons of different heights. The control cabinet 41 can realize longitudinal movement by a motor, a cylinder, etc., and can also realize the height adjustment of the control cabinet 41 by a fixed pin installed on the fixed column 12. Since the height adjustment of the control cabinet 41 is a prior art, it will not be described in detail here. A display screen and buttons are provided on the control cabinet 41.

[0040] The control cabinet 41 includes two groups of symmetrically arranged third cylinders 42, the third cylinder 42 is connected to the floating ball head 43, the floating ball head 43 is connected to the spline shaft 44, and the other end of the spline shaft 44 is provided with a plurality of annular array of ejectors 441, and the spline shaft 44 is controlled to move downward by the third cylinder 42 so that the ejectors 441 pierce the skin of the winter melon and fix the winter melon, and the outer periphery of the spline shaft 44 is provided with a plurality of annular array of key strips 442, and the spline shaft 44 is sleeved in the spline shaft sleeve 45, and the spline shaft sleeve is provided with a plurality of key grooves 451 corresponding to the key strips 442, and the key strips 441 are engaged with the key grooves 451 so that the spline shaft 44 can be axially slidably arranged along the spline shaft sleeve 45, and the outer periphery of the spline shaft sleeve 45 is provided with a second bearing 46, and the second bearing 46 is provided on the bottom plate of the control cabinet 41. A pulley group 47 is provided above the bearing 46, and the pulley group 47 includes a first pulley 471 provided above the second bearing 46, and a second pulley 472 provided above the bottom plate of the control cabinet 41, and the second pulley 472 is driven by a second motor 48. The pulley group 47 also includes a tensioning pulley 473 provided above the bottom plate of the control cabinet 41. The first pulley 471, the second pulley 472, and the tensioning pulley 473 are connected by a belt 474. The pulley group 47 is driven by the second motor 48, so that the spline shaft 44 can rotate with the rotation of the spline shaft sleeve 45. Then, after one peeling is completed, the winter melon can be rotated by rotating the spline shaft 44 to perform peeling operations in other directions of the winter melon. In this embodiment, the maximum extension distance of the spline 44 from the control cabinet 41 is 250 mm. Since the length of a large winter melon can reach 400 to 960 mm, the adjustable height of the control cabinet 41 is 750 to 1210 mm from the large turntable 23. Since the height of the fruit seat is 200 mm, the height from the control cabinet 41 to the fruit seat 25 is 550 to 1010 mm, which has enough space to accommodate a large winter melon.

[0041] The working principle of the utility model is as follows: the winter melon is placed on the fruit seat 25, the mechanical clamping claw 33 above the fruit seat 25 is controlled to clamp and fix the winter melon, the large turntable 23 on the left rotates counterclockwise, and the large turntable 23 on the right rotates clockwise, so that the large turntable 23 rotates to the cutting position, and the spline shaft 44 is controlled by the third cylinder 42 to fix the winter melon to the top of the fruit. When the winter melon is pierced through the epidermis by the ejector pin 441, the mechanical clamping claw 33 is opened, and the peeling knife assembly 54 is controlled to retract by the driving assembly 53, and then the slider 511 is driven to slide downward by the driving motor 512, and the blade angle is controlled by the second cylinder 546, so that when the peeling knife assembly 54 moves to the bottom of the winter melon, the knife The blade body 545 can peel the winter melon skin tightly against the skin under the action of the telescopic spring 535. The spline shaft 44 is driven by the second motor 48 to rotate a certain angle, and then the driving component 53 is used to control the peeling knife component 54 to retract, and the blade angle is flipped by the second cylinder 546. The slider 511 is driven upward by the driving motor 512 again, so that the blade body 545 can peel the winter melon skin tightly against the skin under the action of the telescopic spring 535. The spline shaft 44 is driven by the second motor 48 to rotate a certain angle, and the peeling work is repeated again until the skin of the winter melon is completely cut. The large turntable 23 can be controlled to rotate again, and the spline shaft 44 is pushed upward to take out the winter melon.

[0042] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A large winter melon peeling machine, characterized in that, include: Rack (10), A conveying mechanism (20) is provided above the frame (10) and is used to move the winter melon from an initial position to a cutting position and then from the cutting position to a discharging position. The conveying mechanism (20) includes a large turntable (23) driven by a first motor (22), and a fruit seat (25) is provided on the large turntable (23); A clamping mechanism (30) is provided above the fruit seat (25) and is used to clamp and fix the winter melon; A fruit-lifting mechanism (40) is provided above the frame (10) and is used to further fix the winter melon and rotate it; The cutting mechanism (50) comprises an electric cylinder assembly (51) vertically placed on a machine frame (10), and a combined tool holder arranged above the electric cylinder assembly (51).

2. A large winter melon peeling machine according to claim 1, characterized in that, The conveying mechanism (20) includes two groups of rotating stations, each of which includes a first mounting bracket (21) arranged on a frame (10), a first motor (22) being arranged on a side wall of the first mounting bracket (21), the first motor (22) driving a large turntable (23), the first motor (22) being connected to the large turntable (23) via a slewing bearing (24), the slewing bearing (24) including an inner ring (241) and an outer ring (242), the inner side surface of the outer ring (242) being provided with a through groove (2421), the outer side surface of the inner ring (241) being provided with a plurality of isolation blocks (243) arranged in a ring array, and a plurality of isolation blocks (243) being arranged on the side surface of the inner ring (241). The balls (244) between the adjacent isolation blocks (243) enable the inner ring (241) and the outer ring (242) to rotate relative to each other, the outer ring (242) is provided with a first tooth portion (2422), the first motor (22) is provided with a first gear (221), the first gear (221) engages with the first tooth portion (2422), the lower end surface of the inner ring (241) is provided on the first mounting bracket (21), and the upper end surface of the outer ring (242) is connected to the large turntable (23), so that the first motor (22) can drive the large turntable (23) to rotate, and the large turntable (23) is provided with a plurality of fruit seats (25).

3. A large winter melon peeling machine according to claim 1, characterized in that, The clamping mechanism (30) includes a mounting column (31) arranged on the large turntable (23), and a plurality of second mounting brackets (32) corresponding to the large turntable (23) are arranged on the mounting column (31) along its circumference, and a placement groove (321) is provided in the middle of the second mounting bracket (32), and a pair of mechanical clamps (33) are installed in the placement groove (321), and one end of the mechanical clamps (33) is provided with a second tooth portion (331) that meshes with each other, and the second tooth portion (331) can be rotatably arranged in the placement groove (321), and the mechanical clamps (33) A clamping portion (332) is provided at one end away from the second tooth portion (331), a through groove (333) is provided between the second tooth portion (331) and the clamping portion (332), a fixing column (334) is provided in the middle of the through groove (333), the fixing column (334) of one mechanical clamping jaw (33) is connected to the piston rod of the first cylinder (34), a fixing bracket (341) is provided at the other end of the first cylinder (34), a sliding groove is provided on the fixing bracket (341), and the fixing column (334) of the other mechanical clamping jaw (33) is provided on the sliding groove.

4. A large winter melon peeling machine according to claim 1, characterized in that, The cutting mechanism (50) includes an electric cylinder assembly (51) vertically placed on a frame (10), a slidable slider (511) is provided on a side wall of the electric cylinder assembly (51), a driving motor (512) is provided above the electric cylinder assembly (51), and the driving motor (512) is used to drive the slider (511) to slide up and down, a third mounting bracket (52) is provided on the slider (511), the middle part of the third mounting bracket (52) is connected to the slider (511), and both sides of the third mounting bracket (52) are provided with symmetrical L-shaped folding plates, and a combined tool holder is installed on the L-shaped folding plates.

5. A large winter melon peeling machine according to claim 4, characterized in that, The combined knife holder comprises a winter melon peeling assembly (54) and a transmission assembly (53) for driving the winter melon peeling assembly (53) to open or close. The winter melon peeling assembly (54) comprises a first peeling group and a second peeling group with identical structures and left-right mirror symmetry. The first peeling group and the second peeling group comprise a fastener (541). One end of the fastener (541) is hinged to a swing rod (543). The other end of the swing rod (543) is hinged to a blade mounting seat (544). The blade mounting seat (544) is symmetrically provided with a reversible blade (545) in upper and lower positions, the swing rod (543) is hingedly connected to a second cylinder (546), and the other end of the second cylinder (546) is connected to the blade mounting seat (544); When the combined knife holder moves from top to bottom, the second cylinder (546) drives the blade mounting seat (544) to be set at a specific angle α, so that the blade (545) above the blade mounting seat (544) cuts the winter melon; when the combined knife holder moves from bottom to top, the second cylinder (546) drives the blade mounting seat (544) to be set at a specific angle β, so that the blade (545) below the blade mounting seat (544) cuts the winter melon.

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