Bamboo chopstick raw bamboo slitting device

Abstract

The utility model relates to the technical field of bamboo chopstick processing, in particular to a bamboo chopstick raw bamboo slitting device which comprises a base, a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are arranged at the upper end of the base, two positioning columns are arranged between the first fixing plate and the second fixing plate, and a first conical part is arranged on the side, facing the second fixing plate, of the first fixing plate. A knife pressing frame is arranged between the two positioning columns and detachably connected with the positioning columns, a second conical part is arranged in the center of the knife pressing frame, a plurality of blades are arranged between the second conical part and the knife pressing frame, and the two ends of each blade are detachably connected with the second conical part and the knife pressing frame respectively. The knife pressing frame breaks the bamboo tube into strips through the blade and the conical piece. The cutter pressing frame is detachably connected to the positioning column, the blade in the cutter pressing frame is detachably connected between the cutter pressing frame and the second conical part, and due to the split type structural design, a worker can conveniently replace the whole cutter pressing frame and replace the independent blade, and the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bamboo chopstick processing, in particular to a device for splitting raw bamboo for bamboo chopsticks. Background Art

[0002] The splitting of raw bamboo for bamboo chopsticks is an important link in the production process of bamboo chopsticks, which is used to process raw bamboo into bamboo strips suitable for making chopsticks. When splitting raw bamboo, a bamboo splitting machine or manual tools are needed to divide the bamboo section into bamboo blanks. This process requires ensuring that the cut is aligned with the center of the bamboo to ensure that the split bamboo strips are uniform.

[0003] For example, the Chinese patent with the application number CN202222539857.3 discloses a raw bamboo splitting machine for bamboo chopstick production, including a machine body. A motor is provided on one side of the machine body, and the output end of the motor is connected with a gear through a transmission rod. Transmission chains are provided on both the front and rear sides of the machine body, and the transmission chains are fixed outside the gear. A transmission plate is provided above one side of the machine body. Fixing plates are provided on both sides of the lower surface of the transmission plate. A fixing rod is fixed at the lower end of the fixing plate, and one end of the fixing rod is fixedly connected to the surface of the transmission chain. This splitting machine splits the raw bamboo through a splitting cutter head. The splitting cutter head contains multiple blades. After long-term use, the blades will deform. Usually, the blades on the cutter head are integrally formed with the cutter head. Therefore, when replacing the blades, the entire cutter head often needs to be replaced together, resulting in a high cost. Summary of the Utility Model

[0004] In view of the above problems, the utility model provides a device for splitting raw bamboo for bamboo chopsticks to solve the drawback that when replacing the blades of the existing splitting device, the entire cutter head needs to be replaced together, resulting in a high cost.

[0005] To achieve the purpose of the utility model, the utility model is realized through the following technical solutions: A device for splitting raw bamboo for bamboo chopsticks includes a base, a first fixing plate and a second fixing plate provided at the upper end of the base. Two positioning columns are provided between the first fixing plate and the second fixing plate, and the positioning columns are slidably connected to the upper end of the base;

[0006] A first conical member is provided on the side of the first fixing plate facing the second fixing plate, and the first conical member is fixedly connected to the first fixing plate. A power assembly for pushing the positioning columns to move horizontally is provided on the side of the second fixing plate facing the first fixing plate;

[0007] A cutter pressing frame is provided between the two positioning columns, and the cutter pressing frame is detachably connected to the positioning columns. A second conical member is provided in the center of the cutter pressing frame. Multiple blades are provided between the second conical member and the cutter pressing frame. The two ends of the blades are respectively detachably connected to the second conical member and the cutter pressing frame. A support structure for fixing the second conical member is provided on the back of the cutter pressing frame.

[0008] A further improvement lies in that: the power assembly includes two hydraulic push rods, the mounting ends of the hydraulic push rods are fixedly connected to both sides of the second fixed plate, the output ends of the hydraulic push rods are fixedly connected with fixed sleeves, the fixed sleeves are sleeved outside the positioning columns, and the fixed sleeves are fixedly connected to the positioning columns.

[0009] A further improvement lies in that: a slider is provided at the lower end of the positioning column, the slider is fixedly connected to the positioning column, and the slider is slidably connected to a chute opened at the upper end of the base.

[0010] A further improvement lies in that: two limiting rods are provided between the first fixed plate and the second fixed plate, both ends of the limiting rods are respectively fixedly connected to the first fixed plate and the second fixed plate, the limiting rods penetrate through the positioning column, and the limiting rods are slidably connected to the positioning column.

[0011] A further improvement lies in that: sliding sleeves are provided on the left and right sides of the knife pressing frame, the sliding sleeves are fixedly connected to the knife pressing frame, the sliding sleeves are sleeved outside the positioning column, the sliding sleeves are slidably connected to the positioning column, and a positioning assembly is provided at the connection between the positioning column and the sliding sleeve.

[0012] A further improvement lies in that: the positioning assembly includes a positioning bolt, the positioning bolt is assembled outside the sliding sleeve, the positioning bolt penetrates into the sliding sleeve and is threadedly connected to a bolt hole opened outside the positioning column.

[0013] A further improvement lies in that: fixing blocks are provided at both ends of the blade, each fixing block is respectively clamped into a card slot opened on the outside of the second conical part and the inside of the knife pressing frame, a fixing bolt is assembled on the fixing block, and the fixing bolt is threadedly connected to a bolt hole opened in the card slot.

[0014] A further improvement lies in that: the bracket structure includes a fixed frame, the fixed frame is fixedly connected to the side of the knife pressing frame away from the first fixed plate, and a plurality of diagonal braces are provided between the fixed frame and the knife pressing frame, and both ends of the diagonal braces are respectively fixedly connected to the fixed frame and the diagonal braces.

[0015] A further improvement lies in that: a blanking groove is opened at the upper end of the base, the blanking groove is located between the first fixed plate and the second fixed plate, a discharge port is opened on the front surface of the base, the discharge port is communicated with the blanking groove, and a slope for guiding bamboo materials is provided at the bottom of the blanking groove.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] The knife pressing frame breaks the bamboo tube into strips through the blade and the conical part. The knife pressing frame is detachably connected to the positioning column, and the blade in the knife pressing frame is detachably connected between the knife pressing frame and the second conical part. The split structure design facilitates the staff to replace the entire knife pressing frame and also facilitates the staff to replace the individual blade, reducing the maintenance cost. Description of the Drawings

[0018] To more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the accompanying drawings required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other accompanying drawings can be obtained based on these drawings.

[0019] Figure 1 It is a structural diagram of the base in the present utility model.

[0020] Figure 2 It is a structural diagram of the first conical member in the present utility model.

[0021] Figure 3 It is a structural diagram of the second conical member in the present utility model.

[0022] Figure 4 It is a structural diagram of the knife pressing frame in the present utility model.

[0023] Figure 5 It is a structural diagram of the fixing frame in the present utility model.

[0024] Among them: 1. Base; 2. First fixing plate; 3. Second fixing plate; 4. Positioning column; 5. Slide block; 6. Slide groove; 7. First conical member; 8. Second conical member; 9. Hydraulic push rod; 10. Limit rod; 11. Knife pressing frame; 12. Blade; 13. Feeding chute; 14. Slide sleeve; 15. Positioning bolt; 16. Fixing sleeve; 17. Card slot; 18. Fixing frame; 19. Diagonal support frame; 20. Fixing block; 21. Discharge port. Specific implementation manners

[0025] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present application.

[0026] According to Figure 1 、 2 As shown in 3, 4, and 5, a bamboo chopstick raw bamboo splitting device is proposed in this embodiment, which includes a base 1, a first fixing plate 2 and a second fixing plate 3 provided at the upper end of the base 1. Two positioning columns 4 are provided between the first fixing plate 2 and the second fixing plate 3, and the positioning columns 4 are slidably connected to the upper end of the base 1;

[0027] On one side of the first fixed plate 2 facing the second fixed plate 3, there is a first conical part 7, and the first conical part 7 is fixedly connected to the first fixed plate 2. On one side of the second fixed plate 3 facing the first fixed plate 2, there is a power assembly for pushing the positioning column 4 to move horizontally.

[0028] The positioning column 4 is arranged between the first fixed plate 2 and the second fixed plate 3, and the power assembly on the second fixed plate 3 can push the positioning column 4 to move horizontally on the upper end of the base 1.

[0029] There is a cutter pressing frame 11 between the two positioning columns 4. The cutter pressing frame 11 is detachably connected to the positioning column 4. There is a second conical part 8 in the center of the cutter pressing frame 11. There are multiple blades 12 between the second conical part 8 and the cutter pressing frame 11. Both ends of the blade 12 are detachably connected to the second conical part 8 and the cutter pressing frame 11 respectively. There is a support structure for fixing the second conical part 8 on the back of the cutter pressing frame 11.

[0030] The bamboo tube to be slit is placed between the first conical part 7 and the second conical part 8. The power assembly pushes the second conical part 8 to approach the first conical part 7 to fix the bamboo tube. When slitting, the power assembly will quickly push the cutter pressing frame 11 through the positioning column 4, and the cutter pressing frame 11 will slit the bamboo tube into strips through the blade 12 and the second conical part 8.

[0031] The cutter pressing frame 11 is detachably connected to the positioning column 4, and the blade 12 in the cutter pressing frame 11 is detachably connected between the cutter pressing frame 11 and the second conical part 8. The split structure design facilitates the staff to replace the entire cutter pressing frame 11 and also facilitates the staff to replace a single blade 12, reducing the maintenance cost.

[0032] Regarding the power assembly:

[0033] The power assembly includes two hydraulic push rods 9. The installation ends of the hydraulic push rods 9 are fixedly connected to both sides of the second fixed plate 3. The output ends of the hydraulic push rods 9 are fixedly connected with fixing sleeves 16. The fixing sleeves 16 are sleeved outside the positioning column 4, and the fixing sleeves 16 are fixedly connected to the positioning column 4. The movement of the positioning column 4 is controlled by the hydraulic push rods 9. It should be noted that when slitting the bamboo material, the hydraulic push rods 9 fixed on the left and right sides of the second fixed plate 3 should push the positioning column 4 simultaneously and at the same pushing speed.

[0034] The positioning column 4 is slidably connected to the upper end of the base 1. Specifically, there is a slider 5 at the lower end of the positioning column 4. The slider 5 is fixedly connected to the positioning column 4, and the slider 5 is slidably connected to a chute 6 opened on the upper end of the base 1. When the positioning column 4 is pushed by the hydraulic push rod 9 and moves on the upper end of the base 1, the slider 5 fixed at the lower end of the positioning column 4 will also slide along the chute 6. The chute 6 limits the positioning column 4 by cooperating with the slider 5, improving the stability of the cutter pressing frame 11 during movement.

[0035] To further improve the stability of the positioning post 4 when sliding on the upper end of the base 1, in the preferred solution, two limiting rods 10 are provided between the first fixing plate 2 and the second fixing plate 3. The two ends of the limiting rod 10 are respectively fixedly connected to the first fixing plate 2 and the second fixing plate 3. The limiting rod 10 penetrates through the positioning post 4, and the limiting rod 10 is slidably connected to the positioning post 4. When the slider 5 at the lower end of the positioning post 4 slides along the sliding groove 6, the positioning post 4 will also slide along the rod body of the limiting rod 10. The limiting rod 10 will limit the positioning post 4 through the cooperation with the positioning post 4, and the positioning post 4 will not be skewed when being pushed.

[0036] For the detachable connection method between the positioning post 4 and the knife pressing frame 11, please refer to the following description.

[0037] Sliding sleeves 14 are provided on the left and right sides of the knife pressing frame 11. The sliding sleeves 14 are fixedly connected to the knife pressing frame 11. The sliding sleeves 14 are sleeved outside the positioning post 4, and the sliding sleeves 14 are slidably connected to the positioning post 4. A positioning component is provided at the connection between the positioning post 4 and the sliding sleeve 14. The fixing sleeve 16 supports and limits the sliding sleeve 14 from the lower end of the sliding sleeve 14. When removing the knife pressing frame 11 for replacement, release the fixation of the positioning component on the positioning post 4 and the sliding sleeve 14, and pull up the knife pressing frame 11 to pull out the sliding sleeve 14 from the upper end of the positioning post 4.

[0038] More specifically, the positioning component includes a positioning bolt 15. The positioning bolt 15 is assembled outside the sliding sleeve 14. The positioning bolt 15 penetrates into the sliding sleeve 14 and is threadedly connected to the bolt hole opened on the outside of the positioning post 4. When releasing the fixation between the sliding sleeve 14 and the positioning post 4, rotate the positioning bolt 15 to screw out the positioning bolt 15 from the bolt hole on the outside of the positioning post 4.

[0039] For the detachable connection method of the blade 12, please refer to the following description.

[0040] Fixing blocks 20 are provided at both ends of the blade 12. Each fixing block 20 is respectively clamped into the card slots 17 opened on the outside of the second conical part 8 and the inside of the knife pressing frame 11. A fixing bolt is assembled on the fixing block 20, and the fixing bolt is threadedly connected to the bolt hole opened in the card slot 17. Similarly, the blade 12 is also fixed to the knife pressing frame 11 and the second conical part 8 by means of bolt connection, and no more description will be made here.

[0041] Regarding the bracket structure:

[0042] The bracket structure includes a fixing frame 18. The fixing frame 18 is fixedly connected to the side of the knife pressing frame 11 away from the first fixing plate 2. A plurality of diagonal braces 19 are provided between the fixing frame 18 and the knife pressing frame 11. The two ends of the diagonal brace 19 are respectively fixedly connected to the fixing frame 18 and the diagonal brace 19. The fixing frame 18 strengthens the second conical part 8 through the diagonal braces 19. It should be noted that the position where the diagonal braces 19 are provided is consistent with the position where the blade 12 is provided.

[0043] To facilitate the discharge of the bamboo material after slitting, a blanking groove 13 is provided at the upper end of the base 1. The blanking groove 13 is located between the first fixing plate 2 and the second fixing plate 3. An outlet 21 is provided on the front surface of the base 1, and the outlet 21 is communicated with the blanking groove 13. A slope for guiding the bamboo material is provided at the bottom of the blanking groove 13. The slit bamboo material will fall into the blade 12 and then slide out from the opening of the pressing blade frame 11 along the slope at the bottom of the blade 12.

[0044] The working principle of this application:

[0045] The positioning column 4 is arranged between the first fixing plate 2 and the second fixing plate 3. The power assembly on the second fixing plate 3 can push the positioning column 4 to move horizontally on the upper end of the base 1. The bamboo tube to be slit is placed between the first conical part 7 and the second conical part 8. The power assembly pushes the second conical part 8 to approach the first conical part 7 to fix the bamboo tube. When slitting, the power assembly will quickly push the pressing blade frame 11 through the positioning column 4. The pressing blade frame 11 uses the blade 12 and the second conical part 8 to split the bamboo tube into strips. The pressing blade frame 11 is detachably connected to the positioning column 4, and the blade 12 in the pressing blade frame 11 is detachably connected between the pressing blade frame 11 and the second conical part 8. The split structure design facilitates the staff to replace the entire pressing blade frame 11 and also facilitates the staff to replace the individual blade 12, reducing the maintenance cost.

[0046] In the description of this application, it should be noted that the orientation or positional relationship indicated by terms such as "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation to this application. Unless otherwise clearly specified and defined, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0047] The above are only the specific implementation manners of this application, enabling those skilled in the art to understand or implement this application. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of this application. Therefore, this application will not be limited to these embodiments shown herein, but will conform to the broadest scope consistent with the principles and novel features claimed herein.

Claims

1. Bamboo chopstick original bamboo splitting device, comprising a base (1), a first fixing plate (2) and a second fixing plate (3) arranged at the upper end of the base (1), characterized in that: There are two positioning columns (4) provided between the first fixed plate (2) and the second fixed plate (3), and the positioning columns (4) are slidably connected to the upper end of the base (1). On one side of the first fixed plate (2) facing the second fixed plate (3), there is a first conical part (7), and the first conical part (7) is fixedly connected to the first fixed plate (2). On one side of the second fixed plate (3) facing the first fixed plate (2), there is a power assembly for pushing the positioning column (4) to move horizontally. There is a knife pressing frame (11) provided between the two positioning columns (4), and the knife pressing frame (11) is detachably connected to the positioning columns (4). A second conical part (8) is provided at the center of the knife pressing frame (11). There are multiple blades (12) provided between the second conical part (8) and the knife pressing frame (11). Both ends of the blade (12) are respectively detachably connected to the second conical part (8) and the knife pressing frame (11). A support structure for fixing the second conical part (8) is provided on the back of the knife pressing frame (11).

2. The bamboo chopstick raw bamboo strip cutting device according to claim 1, wherein: The power assembly includes two hydraulic push rods (9). The installation ends of the hydraulic push rods (9) are fixedly connected to both sides of the second fixed plate (3). The output ends of the hydraulic push rods (9) are fixedly connected with fixing sleeves (16). The fixing sleeves (16) are sleeved outside the positioning columns (4), and the fixing sleeves (16) are fixedly connected to the positioning columns (4).

3. The bamboo chopstick original bamboo splitting device according to claim 1, wherein: A slider (5) is provided at the lower end of the positioning column (4). The slider (5) is fixedly connected to the positioning column (4), and the slider (5) is slidably connected to a chute (6) opened on the upper end of the base (1).

4. The bamboo chopstick original bamboo strip cutting device according to claim 1, characterized in that: There are two limiting rods (10) provided between the first fixed plate (2) and the second fixed plate (3). Both ends of the limiting rods (10) are respectively fixedly connected to the first fixed plate (2) and the second fixed plate (3). The limiting rods (10) penetrate through the positioning columns (4), and the limiting rods (10) are slidably connected to the positioning columns (4).

5. The bamboo chopstick raw bamboo strip cutting device according to claim 1, characterized in that: Sliding sleeves (14) are provided on the left and right sides of the knife pressing frame (11). The sliding sleeves (14) are fixedly connected to the knife pressing frame (11). The sliding sleeves (14) are sleeved outside the positioning columns (4), and the sliding sleeves (14) are slidably connected to the positioning columns (4). A positioning assembly is provided at the connection between the positioning column (4) and the sliding sleeve (14).

6. The bamboo chopstick raw bamboo strip cutting device according to claim 5, characterized in that: The positioning assembly includes a positioning bolt (15). The positioning bolt (15) is assembled outside the sliding sleeve (14). The positioning bolt (15) penetrates into the sliding sleeve (14) and is threadedly connected to a bolt hole opened on the outside of the positioning column (4).

7. The bamboo chopstick original bamboo strip cutting device according to claim 1, wherein: Fixing blocks (20) are provided at both ends of the blade (12). Each fixing block (20) is respectively clamped into a card slot (17) opened on the outside of the second conical part (8) and the inside of the knife pressing frame (11). A fixing bolt is assembled on the fixing block (20), and the fixing bolt is threadedly connected to a bolt hole opened in the card slot (17).

8. The bamboo chopstick original bamboo strip cutting device according to claim 1, characterized in that: The bracket structure includes a fixed frame (18), the fixed frame (18) is fixedly connected to a side of the knife pressing frame (11) away from the first fixing plate (2), and a plurality of diagonal braces (19) are arranged between the fixed frame (18) and the knife pressing frame (11), and two ends of the diagonal brace (19) are respectively fixedly connected to the fixed frame (18) and the diagonal brace (19).

9. The bamboo chopstick raw bamboo strip cutting device according to claim 1, wherein: A blanking groove (13) is formed in the upper end of the base (1), the blanking groove (13) is located between the first fixing plate (2) and the second fixing plate (3), a discharge port (21) is formed in the front surface of the base (1), the discharge port (21) is communicated with the blanking groove (13), and a slope for guiding bamboo materials is arranged at the bottom of the blanking groove (13).

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