Buckwheat grinding equipment

Abstract

The buckwheat grinding equipment comprises a left shell, a middle shell and a right shell which are connected in sequence, a feeding hopper is arranged above the right shell, a driving shaft is rotatably installed in the right shell, one end of the driving shaft is connected with the driving end of a motor, a cross-shaped inserting groove is formed in the other end of the driving shaft, and the middle shell and the right shell are connected in sequence. According to the buckwheat processing equipment, the driving shaft is driven by the motor, the spiral conveying blades are driven, continuous feeding of buckwheat raw materials is achieved, and due to the design of the adjusting assembly, the buckwheat raw materials can be continuously fed according to the processing requirements of a user. The horizontal position of the sliding barrel is adjusted through the hand wheel, and then the gap between the grinding head and the grinding disc is controlled, so that the adjustability of the grinding fineness is improved, and different requirements of different products for the granularity are met.

Description

Technical Field

[0001] The utility model relates to the technical field of buckwheat processing, in particular to buckwheat grinding equipment. Background Art

[0002] In the food processing industry, especially in the field of grain processing, grinding equipment is one of the key equipment to convert raw materials into powder or granular products. Buckwheat is a food crop with high nutritional value and wide applications. Its grinding process requires equipment with high efficiency, fine grinding capacity and good screening effect.

[0003] Chinese patent CN212595913U discloses a grain buckwheat flour grinding device, belonging to the field of buckwheat flour grinding, including a device body, which is composed of a flour grinding chamber and a collecting frame. A feed cylinder is passed through the top of the device body, and a speed regulating motor is installed on the outer surface of the feed cylinder. When collecting flour, the staff first wraps the bag mouth of the collection bag around the curling edge, and then fixes the bag mouth and the curling edge with a fixing clip. When collecting, the flour bag contacts the weighing plate;

[0004] The device can drive the grinding disc to rotate through a motor, and can grind buckwheat in conjunction with a fixed grinding block. However, the device can only grind powder of fixed specifications and cannot adjust the grinding fineness according to processing requirements, making it inconvenient to use. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a buckwheat grinding device, which solves the problem that the prior device has poor adjustability and cannot meet different processing requirements.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a buckwheat grinding device, comprising a left shell, a middle shell and a right shell connected in sequence, a feed hopper is provided above the right shell, a drive shaft is rotatably installed in the right shell, one end of the drive shaft is connected to the motor driving end, and the other end is provided with a cross slot, the motor is fixedly arranged on the outer wall of the right shell, a spiral conveying blade is provided on the drive shaft, a driven shaft is rotatably installed in the left shell, a cross plug matching the cross slot is provided at one end of the driven shaft, a horizontally slidable slide cylinder is mounted on the driven shaft, a grinding head is installed at one end of the slide cylinder, a grinding disc matching the grinding head is provided in the middle shell, a grinding chamber is formed between the grinding head and the grinding disc, a screening assembly is provided in the right shell, and an adjusting assembly is connected to the slide cylinder.

[0007] Preferably, the adjustment assembly includes a connecting ring fixedly mounted on the outer wall of the slide cylinder, a ring groove is formed on the side wall of the connecting ring, a slip ring is slidably installed in the ring groove, a pair of connecting rods are fixedly mounted on the side wall of the slip ring, a pair of through holes are formed on the side wall of the left shell body for the connecting rods to pass through, one end of the pair of connecting rods passes through the through holes and a connecting disk is fixedly mounted thereon, and an adjusting screw which is screwed to the connecting disk is rotatably mounted on the outer wall of the left shell body.

[0008] Preferably, the screening assembly includes a sieve cylinder arranged in the left shell body, the sieve cylinder is a tapered structure from left to right, a pair of support rods are fixedly provided on the outer wall of the sliding cylinder, a brush that fits the inner wall of the sieve cylinder is installed at one end of the support rod, a first discharge port is provided at the bottom of the left shell body, and a second discharge port is provided on the side wall of the left shell body and located on one side of the sieve cylinder.

[0009] Preferably, a pair of guide blocks are provided on the inner wall of the slide cylinder, and a pair of guide grooves matching the guide blocks are provided on the outer wall of the driven shaft.

[0010] Preferably, a hand wheel is installed at one end of the adjusting screw.

[0011] Preferably, the left housing, the middle housing and the right housing are connected by bolts.

[0012] Beneficial Effects

[0013] The utility model provides a buckwheat grinding device, which has the following beneficial effects:

[0014] The equipment drives the driving shaft through the motor, which drives the spiral conveying blades to achieve continuous feeding of buckwheat raw materials, improving the material processing efficiency before grinding. The driving shaft and the driven shaft are connected through the cross slot and the cross plug to ensure the smooth transmission of power. The slide cylinder on the driven shaft and the grinding head on it and the grinding disc fixed in the middle shell together constitute an efficient grinding chamber, which improves the grinding quality and output;

[0015] The design of the adjustment component allows the user to adjust the horizontal position of the slide barrel through the hand wheel according to processing requirements, thereby controlling the gap between the grinding head and the grinding disc, thereby improving the adjustability of the grinding fineness and meeting the different particle size requirements of different products;

[0016] The screening component adopts a tapered screen drum design, which not only improves the screening efficiency, but also effectively separates materials of different particle sizes after grinding. The first discharge port is used for fine material discharge, and the second discharge port is used for coarse powder, ensuring the purity of the product. The brush on the outer wall of the slide drum can effectively clean the inner wall of the screen drum as the support rod rotates, reducing blockage and maintaining screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] In the figure: 1. left shell; 2. middle shell; 3. right shell; 4. feed hopper; 5. drive shaft; 6. motor; 7. driven shaft; 8. cross plug; 9. spiral conveying blade; 10. slide cylinder; 11. grinding head; 12. grinding disc; 13. connecting ring; 14. slip ring; 15. connecting rod; 16. connecting disc; 17. adjusting screw; 18. screen cylinder; 19. support rod; 20. brush; 21. first discharge port; 22. second discharge port; 23. guide block; 24. guide groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 The utility model provides a technical solution: a buckwheat grinding device, comprising a left shell 1, a middle shell 2 and a right shell 3 connected in sequence, a feed hopper 4 is provided above the right shell 3, a driving shaft 5 is rotatably installed in the right shell 3, one end of the driving shaft 5 is connected to the driving end of the motor 6, and the other end is provided with a cross slot, the motor 6 is fixedly arranged on the outer wall of the right shell 3, a spiral conveying blade 9 is provided on the driving shaft 5, a driven shaft 7 is rotatably installed in the left shell 1, a cross plug 8 matching the cross slot is provided at one end of the driven shaft 7, a horizontally slidable slide cylinder 10 is sleeved on the driven shaft 7, a grinding head 11 is installed at one end of the slide cylinder 10, a grinding disc 12 matching the grinding head 11 is provided in the middle shell 2, a grinding chamber is formed between the grinding head 11 and the grinding disc 12, a screening component is provided in the right shell 3, and an adjusting component is connected to the slide cylinder 10.

[0021] By adopting the above technical solution, the driving shaft 5 driven by the motor 6 drives the spiral conveying blade 9 to feed buckwheat and other materials from the feed hopper 4 into the grinding chamber. The driving shaft 5 and the driven shaft 7 realize power transmission through the cross slot and the cross plug 8, thereby ensuring the stable transmission of power and the synchronous rotation of the grinding assembly. The grinding head 11 on the slide 10 and the grinding disc 12 in the middle shell 2 form a grinding chamber, thereby effectively crushing and grinding the materials.

[0022] The present embodiment is further configured such that the adjustment assembly includes a connecting ring 13 fixedly arranged on the outer wall of the slide cylinder 10, the side wall of the connecting ring 13 is provided with an annular groove, a slip ring 14 is slidably installed in the annular groove, a pair of connecting rods 15 are fixedly arranged on the side wall of the slip ring 14, a pair of through holes for the connecting rods 15 to pass through are provided on the side wall of the left shell 1, one end of the pair of connecting rods 15 passes through the through holes and a connecting disk 16 is fixedly installed, and an adjusting screw 17 screwed to the connecting disk 16 is rotatably installed on the outer wall of the left shell 1.

[0023] By adopting the above technical solution, the combined design of the connecting ring 13, the slip ring 14, the connecting rod 15, the adjusting screw 17 and the connecting plate 16 allows the operator to rotate the adjusting screw 17 to drive the slide cylinder 10 to slide horizontally, thereby adjusting the gap between the grinding head 11 and the grinding plate 12 to meet the needs of different grinding finenesses, thereby improving the controllability and applicability of grinding.

[0024] The present embodiment is further configured as follows: the screening assembly includes a screen drum 18 arranged in the left shell body 1, the screen drum 18 is a tapered structure from left to right, a pair of support rods 19 are fixedly provided on the outer wall of the slide drum 10, a brush 20 that fits with the inner wall of the screen drum 18 is installed at one end of the support rod 19, a first discharge port 21 is provided at the bottom of the left shell body 1, and a second discharge port 22 is provided on the side wall of the left shell body 1 and located on one side of the screen drum 18.

[0025] By adopting the above technical solution, a tapered screen drum 18 is used to effectively separate the ground materials. The coarse particles are discharged through the second discharge port 22, and the fine powder continues to fall through the screen drum 18, thereby achieving coarse and fine separation. The support rods 19 and brushes 20 on the outer wall of the slide drum 10 are designed to dynamically clean the inner wall of the screen drum 18 during the grinding process, thereby maintaining the screening efficiency and reducing the risk of blockage.

[0026] This embodiment is further configured such that a pair of guide blocks 23 are provided on the inner wall of the slide cylinder 10 , and a pair of guide grooves 24 matching with the guide blocks 23 are provided on the outer wall of the driven shaft 7 .

[0027] By adopting the above technical solution, the guide block 23 on the inner wall of the slide cylinder 10 cooperates with the guide groove 24 on the outer wall of the driven shaft 7, thereby ensuring the stable sliding of the slide cylinder 10.

[0028] This embodiment is further configured such that a hand wheel is installed at one end of the adjusting screw 17 .

[0029] This embodiment is further configured such that the left housing 1 , the middle housing 2 and the right housing 3 are connected by bolts.

[0030] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the field. The following mainly introduces the working principle and process.

[0031] Embodiment: When in use, the cleaned and impurity-free buckwheat raw material is evenly poured in through the feed hopper 4 above the right shell 3, the feed amount is controlled to avoid blockage, the motor 6 is started, the drive shaft 5 rotates, and the spiral conveying blade 9 is driven to convey the raw material from the right shell 3 to the grinding chamber in the middle shell 2. The grinding head 11 interacts with the grinding disc 12 in the middle shell 2 to form a grinding chamber, and the raw material is crushed in the grinding chamber. The crushed buckwheat powder falls into the left shell 1 through the gap of the grinding disc 12, among which the larger particles will be screened by the screen drum 18 and discharged from the second discharge port 22, and the particles that meet the requirements will be discharged from the first discharge port 21. During the grinding process, the brush 20 on the outer wall of the slide drum 10 rotates with the support rod 19 to brush the inner wall of the screen drum 18 to reduce blockage and maintain screening efficiency.

[0032] When the grinding fineness needs to be adjusted, the hand wheel is rotated to drive the adjusting screw 17 to rotate, and the connecting plate screwed thereon drives the slide 10 to slide horizontally through the connecting rod 15, thereby changing the gap between the grinding head 11 and the grinding disc 12, and then adjusting the grinding fineness.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A buckwheat grinding device, comprising a left housing (1), a middle housing (2) and a right housing (3) connected in sequence, characterized in that: A feed hopper (4) is provided above the right shell (3); a drive shaft (5) is rotatably installed in the right shell (3); one end of the drive shaft (5) is connected to the driving end of the motor (6), and the other end is provided with a cross slot; the motor (6) is fixedly arranged on the outer wall of the right shell (3); a spiral conveying blade (9) is provided on the drive shaft (5); a driven shaft (7) is rotatably installed in the left shell (1); one end of the driven shaft (7) is provided with a cross plug (8) matching the cross slot; a horizontally slidable slide cylinder (10) is mounted on the driven shaft (7); a grinding head (11) is installed at one end of the slide cylinder (10); a grinding disc (12) matching the grinding head (11) is provided in the middle shell (2); a grinding chamber is formed between the grinding head (11) and the grinding disc (12); a screening component is provided in the right shell (3); and an adjustment component is connected to the slide cylinder (10).

2. The buckwheat grinding device according to claim 1, characterized in that: The adjustment assembly comprises a connecting ring (13) fixedly arranged on the outer wall of the slide cylinder (10), the side wall of the connecting ring (13) is provided with an annular groove, a sliding ring (14) is slidably installed in the annular groove, a pair of connecting rods (15) are fixedly arranged on the side wall of the sliding ring (14), the side wall of the left shell (1) is provided with a pair of through holes for the connecting rods (15) to pass through, one end of the pair of connecting rods (15) passes through the through holes and is fixedly installed with a connecting disk (16), and an adjusting screw (17) screwed to the connecting disk (16) is rotatably installed on the outer wall of the left shell (1).

3. The buckwheat grinding device according to claim 1, characterized in that: The screening assembly comprises a screen drum (18) arranged in the left shell body (1), the screen drum (18) is a tapered structure from left to right, a pair of support rods (19) are fixedly provided on the outer wall of the slide cylinder (10), a brush (20) is mounted at one end of the support rod (19) and is in contact with the inner wall of the screen drum (18), a first discharge port (21) is provided at the bottom of the left shell body (1), and a second discharge port (22) is provided on the side wall of the left shell body (1) and located on one side of the screen drum (18).

4. The buckwheat grinding device according to claim 2, characterized in that: The inner wall of the slide cylinder (10) is provided with a pair of guide blocks (23), and the outer wall of the driven shaft (7) is provided with a pair of guide grooves (24) matching the guide blocks (23).

5. The buckwheat grinding device according to claim 2, characterized in that: A hand wheel is mounted on one end of the adjusting screw rod (17).

6. The buckwheat grinding device according to claim 1, characterized in that: The left housing (1), the middle housing (2) and the right housing (3) are connected by bolts.

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