Cutting mechanism

Abstract

The utility model discloses a cutting mechanism which comprises a fixed knife rest, a first cutting component and a second cutting component, wherein the first cutting component and the second cutting component are fixed on the fixed knife rest; through cooperation of the first cutting assembly and the second cutting assembly, food cutting-off and strip cutting operation is jointly achieved, and small food sections with the preset length and width are obtained; the pre-tightening nut is additionally arranged on the second cutting assembly to enhance the tightening degree of the blade, so that the cutting force of the first cutting assembly and the second cutting assembly is improved, cutting is clean and neat, the cutting mechanism is particularly suitable for food materials with large density and hard texture, the cut food sections are uniform in size, the blade does not need to be frequently replaced, and the cutting mechanism is durable and wear-resistant.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a cutting mechanism. Background Art

[0002] For foods with high density and hard texture, such as carrots, potatoes, pumpkins, and betel taro, they usually need to be cut into small food segments of appropriate length and width before consumption or further processing. The existing cutting method usually requires manual striping and segmenting with a kitchen knife, which is labor-intensive, low-efficiency, and the size of the cut food segments is uneven. The existing cutting machine has a blade that is too long or too soft, resulting in a lack of cutting force when cutting materials, and it is easy to cause the size of the cut food segments to be uneven, and the blade needs to be replaced frequently. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a cutting mechanism, comprising:

[0004] A fixed tool holder, comprising a top plate and a first column and a second column arranged opposite to each other, wherein the top plate is located on the top of the first column and the second column, and both ends of the top plate are fixedly connected to the first column and the second column respectively, and a mounting groove is provided on the back of the second column;

[0005] The first cutting assembly comprises a cutting blade and a pre-tensioning component, wherein one end of the cutting blade is fixedly connected to the first column via a fixing member, and the other end of the cutting blade is fixedly connected to the second column via the pre-tensioning component;

[0006] The second cutting assembly includes an isolation positioning block, a core shaft and a plurality of slitting blades. The plurality of slitting blades are sleeved on the core shaft. Every two slitting blades are separated by an isolation positioning block. Both ends of the core shaft are respectively fixed to the first column and the second column through convex fixing members. Both ends of the core shaft are provided with a first threaded structure and pre-tensioning nuts are sleeved on both sides of the convex fixing member.

[0007] Furthermore, the cutting blade and the slitting blade both include a substrate and a nano-TiBCrC coating coated on the surface of the substrate.

[0008] Furthermore, the substrate material is high-speed steel, cemented carbide or ceramic, and the thickness of the nano-TiBCrC coating is 30 to 50 nm.

[0009] Furthermore, the pre-tensioning component includes a dovetail pre-tensioning slider, a slider fixing block and a bolt. The dovetail pre-tensioning slider is clamped in the installation groove. The width of the dovetail pre-tensioning slider along the X-axis direction should be smaller than the width of the installation groove to ensure that the dovetail pre-tensioning slider has space to move left and right in the X-axis direction. The dovetail pre-tensioning slider is fixedly connected to one end of the cutting blade, the slider fixing block is arranged on the outside of the installation groove and fixedly connected to the second column, and the bolt passes through the slider fixing block and is threadedly connected to the dovetail pre-tensioning slider.

[0010] Furthermore, a long axis hole matching the specification of the core shaft is provided on the convex fixing member, the core shaft passes through the long axis hole, and both ends of the convex fixing member are fixedly connected to the first column or the second column.

[0011] Furthermore, it also includes a pressing block assembly, which includes a compression spring rod and a pressing block. The top of the compression spring rod is fixedly connected to the top plate along the Z-axis direction, and the bottom of the compression spring rod is fixedly connected to the pressing block.

[0012] Furthermore, a second threaded structure is provided at the top of the compression spring rod, a fixing nut is sleeved on the second threaded structure, and the top of the compression spring rod is locked and fixed by the fixing nut after passing through the top plate.

[0013] Furthermore, the plurality of slitting blades are of the same size and shape.

[0014] Furthermore, the plurality of slitting blades are all trapezoidal in shape.

[0015] Furthermore, the distance between every two slitting blades is 2 to 5 mm.

[0016] The beneficial effect is that the present application provides a cutting mechanism, which realizes the cutting and stripping operations of food through the cooperation of the first cutting component and the second cutting component to obtain small food segments of predetermined length and width. In addition, the present application increases the tension of the blade by adding a pre-tensioning component to the first cutting component and a pre-tensioning nut to the second cutting component, thereby improving the cutting force of the first cutting component and the second cutting component. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 This is a schematic diagram of the overall structure of this application;

[0019] Figure 2 This is a schematic diagram of the structure on the back of this application;

[0020] Figure 3 This is a schematic diagram of the structure of the first cutting component of this application;

[0021] Figure 4 This is a schematic diagram of the structure of the second cutting component of this application;

[0022] In the figure:

[0023] 1. Fixed tool holder; 11. First column; 12. Second column; 121. Mounting slot; 13. Top plate;

[0024] 2. First cutting assembly; 21. Cutting blade; 22. Pre-tensioning component; 221. Dovetail pre-tensioning slider; 222. Slider fixing block; 223. Bolt;

[0025] 3. Second cutting assembly; 31. Slitting blade; 32. Isolation positioning block; 33. Mandrel; 331. First thread structure; 332. Convex fixing piece; 3321. Long axis hole; 333. Pre-tensioning nut;

[0026] 4. Pressure block assembly; 41. Compression spring rod; 42. Pressure block; 43. Fixing nut. DETAILED DESCRIPTION

[0027] The following will disclose multiple embodiments of the present invention with drawings. For the purpose of clear description, many practical details will be described together in the following description. However, it should be understood that these practical details should not be used to limit the present invention. In other words, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some conventional structures and components will be depicted in a simple schematic manner in the drawings.

[0028] It should be noted that all directional indications such as up, down, left, right, front, back... in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0029] In addition, in the present utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present utility model. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0030] Example

[0031] See also Figure 1 , Figure 1The figure is a schematic diagram of the overall structure of the present application. This embodiment provides a cutting mechanism, including a fixed tool holder 1 and a first cutting assembly 2, a second cutting assembly 3, and a pressing block assembly 4 fixed to the fixed tool holder 1. The fixed tool holder 1 includes a top plate 13 and a first column 11 and a second column 12 arranged opposite to each other. The top plate 13 is located on the top of the first column 11 and the second column 12, and the two ends of the top plate 13 are fixedly connected to the first column 11 and the second column 12 respectively. A mounting groove 121 is provided on the back of the second column 12. Figure 1 To facilitate understanding of this embodiment, direction axes are now established, with the X-axis direction being the first direction, the Y-axis direction being the second direction, and the Z-axis direction being the third direction. The first direction, the second direction, and the third direction are perpendicular to each other, wherein the first direction and the second direction are both parallel to the upper surface of the top plate 13, and the third direction is perpendicular to the upper surface of the top plate 13.

[0032] See also Figure 2 and Figure 3 , Figure 2 This is a schematic diagram of the structure on the back of this application. Figure 3 This is a schematic diagram of the structure of the first cutting assembly of the present application. The first cutting assembly 2 includes a cutting blade 21 and a pre-tensioning component 22. One end of the cutting blade 21 is fixedly connected to the first column 11 through a fixing member, and the other end is fixedly connected to the second column 12 through the pre-tensioning component 22. The pre-tensioning component 22 includes a dovetail pre-tensioning slider 221, a slider fixing block 222 and a bolt 223. The dovetail pre-tensioning slider 221 is clamped in the installation groove 121. The width of the dovetail pre-tensioning slider 221 along the X-axis direction should be smaller than the width of the installation groove 121 to ensure that the dovetail pre-tensioning slider 221 has space for left and right movement in the X-axis direction. The dovetail pre-tensioning slider 221 is fixedly connected to one end of the cutting blade 21. The slider fixing block 222 is arranged outside the installation groove 121 and fixedly connected to the second column 12. The bolt 223 passes through the slider fixing block 222 and is screwed to the dovetail pre-tensioning slider 221.

[0033] See also Figure 4 , Figure 4This is a schematic diagram of the second cutting component structure of the present application. The second cutting component 3 includes an isolation positioning block 32, a core shaft 33 and a plurality of slitting blades 31 of the same size and shape. The shape of the slitting blades 31 can be set to be rectangular, triangular, circular and trapezoidal. The preferred trapezoidal structure is conducive to maintaining the stability of the blade and reducing vibration when cutting hard food. The plurality of slitting blades 31 are sleeved on the core shaft 33, and each two slitting blades 31 are separated by an isolation positioning block 32. The spacing between each two slitting blades 31 is 2 to 5 mm. The two ends of the core shaft 33 are respectively connected by convex The fixing piece 332 is fixed on the first column 11 and the second column 12. Specifically, the convex fixing piece 332 is provided with a long axis hole 3321 which is compatible with the specifications of the core shaft 33. The core shaft 33 passes through the long axis hole 3321, and the two ends of the convex fixing piece 332 are fixedly connected to the first column 11 or the second column 12; both ends of the core shaft 33 are provided with a first threaded structure 331 and pre-tightening nuts 333 are sleeved on both sides of the convex fixing piece 332, and the surface of the core shaft is coated with Teflon coating to improve the corrosion resistance of the core shaft.

[0034] The present application increases the tension of the blade by adding a pre-tensioning component to the first cutting assembly and a pre-tensioning nut to the second cutting assembly, thereby increasing the cutting force of the first cutting assembly and the second cutting assembly. During specific operation, the bolt 223 can be rotated to move the dovetail pre-tensioning slider 221 in the mounting groove 121 to increase the tension of the cutting blade 21. Similarly, the tension of the slitting blade 31 can be changed by tightening or loosening the pre-tensioning nut 333.

[0035] In order to further improve the cutting force of the blade, the present application improves the cutting blade 21 and the slitting blade 31, and coats a nano-TiBCrC coating on the substrate surface of the cutting blade 21 and the slitting blade 31, wherein the substrate material is selected from high-speed steel, cemented carbide or ceramic, and the thickness of the nano-TiBCrC coating is 30 to 50 nm. This nano-TiBCrC coating has high hardness, good physical and mechanical properties, thermal stability, oxidation resistance and wear resistance, and has a high bonding strength with the substrate.

[0036] See also Figure 2 The pressure block assembly 4 includes a compression spring rod 41 and a pressure block 42. The top of the compression spring rod 41 is fixedly connected to the top plate 13 along the Z-axis direction. Specifically, a second threaded structure is provided at the top of the compression spring rod 41, and a fixing nut is sleeved on the second threaded structure. The top of the compression spring rod 41 passes through the top plate 13 and is locked and fixed by the fixing nut, and the bottom of the compression spring rod 41 is fixedly connected to the pressure block 42.

[0037] When in use, the cutting mechanism is installed on the sliding assembly, and the driving device drives the cutting mechanism to move up and down with the sliding assembly. When the cutting mechanism moves up, the material is brought to the bottom of the cutting mechanism along the conveyor belt. As the cutting mechanism moves down, the material is pressed by the block pressing assembly 4. At the same time, the material is cut and cut into strips by the cooperation of the first cutting assembly 2 and the second cutting assembly 3 to obtain small food segments of predetermined length and width. The cutting mechanism has a strong cutting force and clean cutting, and is particularly suitable for food with high density and hard texture. The cut food segments are uniform in size, and there is no need to frequently replace the blade, which is durable and wear-resistant.

[0038] The above is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A cutting mechanism, characterized in that: include: A fixed tool holder (1), comprising a top plate (13) and a first column (11) and a second column (12) arranged opposite to each other, wherein the top plate (13) is located on the top of the first column (11) and the second column (12), and the two ends of the top plate (13) are respectively fixedly connected to the first column (11) and the second column (12), and the back of the second column (12) is provided with a mounting groove (121); A first cutting assembly (2), comprising a cutting blade (21) and a pre-tensioning component (22), wherein one end of the cutting blade (21) is fixedly connected to the first column (11) via a fixing member, and the other end of the cutting blade (21) is fixedly connected to the second column (12) via the pre-tensioning component (22); The second cutting assembly (3) comprises an isolating positioning block (32), a core shaft (33) and a plurality of slitting blades (31), wherein the plurality of slitting blades (31) are sleeved on the core shaft (33), and each two slitting blades (31) are separated by an isolating positioning block (32), and the two ends of the core shaft (33) are respectively fixed to the first column (11) and the second column (12) by convex fixing members (332), and the two ends of the core shaft (33) are provided with first thread structures (331) and pre-tensioning nuts (333) are sleeved on both sides of the convex fixing member (332).

2. The cutting mechanism according to claim 1, characterized in that: The cutting blade (21) and the slitting blade (31) both comprise a substrate and a nano-TiBCrC coating coated on the surface of the substrate.

3. The cutting mechanism according to claim 2, characterized in that: The matrix material is high-speed steel, hard alloy or ceramic, and the thickness of the nano TiBCrC coating is 30-50nm.

4. The cutting mechanism according to claim 1, characterized in that: The pre-tensioning component (22) comprises a dovetail pre-tensioning slider (221), a slider fixing block (222) and a bolt (223); the dovetail pre-tensioning slider (221) is clamped in the mounting groove (121); the width of the dovetail pre-tensioning slider (221) along the X-axis direction should be smaller than the width of the mounting groove (121) to ensure that the dovetail pre-tensioning slider (221) has space for left and right movement in the X-axis direction; the dovetail pre-tensioning slider (221) is fixedly connected to one end of the cutting blade (21); the slider fixing block (222) is arranged on the outside of the mounting groove (121) and is fixedly connected to the second column (12); the bolt (223) passes through the slider fixing block (222) and is screwed to the dovetail pre-tensioning slider (221).

5. The cutting mechanism according to claim 1, characterized in that: The convex fixing member (332) is provided with a long axis hole (3321) that matches the specifications of the core shaft (33), the core shaft (33) passes through the long axis hole (3321), and the two ends of the convex fixing member (332) are fixedly connected to the first column (11) or the second column (12).

6. The cutting mechanism according to claim 1, characterized in that: It also includes a pressing block assembly (4), the pressing block assembly (4) including a compression spring rod (41) and a pressing block (42), the top of the compression spring rod (41) being fixedly connected to the top plate (13) along the Z-axis direction, and the bottom of the compression spring rod (41) being fixedly connected to the pressing block (42).

7. The cutting mechanism according to claim 6, characterized in that: A second threaded structure is provided at the top of the compression spring rod (41), a fixing nut is sleeved on the second threaded structure, and the top of the compression spring rod (41) passes through the top plate (13) and is locked and fixed by the fixing nut.

8. The cutting mechanism according to claim 1, characterized in that: The plurality of slitting blades (31) are of the same size and shape.

9. The cutting mechanism according to claim 8, characterized in that: The plurality of slitting blades (31) are all trapezoidal in shape.

10. The cutting mechanism according to claim 1, characterized in that: The distance between each two slitting blades (31) is 2 to 5 mm.

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