Bread transfer device based on negative pressure suction cup

Abstract

The utility model relates to the field of bread food processing machinery, in particular to a bread transfer device based on a negative pressure sucker, which comprises a conveying belt, a tray horizontally arranged and used for conveying and placing bread, and a negative pressure belt obliquely arranged above one end of the conveying belt, one end, close to the end part of the conveying belt, of the negative pressure belt is higher than the other end of the conveying belt; a plurality of air holes penetrate through the belt surface of the negative pressure belt; the negative pressure assembly is arranged in the negative pressure belt and connected with the draught fan, airflow suction force is provided in the negative pressure belt, and the bread conveyed on the conveying belt is adsorbed through the air holes; the upper receiving belt is horizontally arranged between the negative pressure belt and the conveying belt and above the end part of the conveying belt and is used for conveying bread; the lower bearing belt is horizontally arranged on one side of the end of the conveying belt, and the belt face of the lower bearing belt and the belt face of the conveying belt are arranged in the same horizontal plane and used for bearing the conveying belt and conveying the trays. The bread production device has the effects of improving the bread production efficiency and reducing the bread breakage rate at the same time.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of bread food processing machinery, in particular to a bread transfer device based on negative pressure suction disc. BACKGROUND

[0002] Bread is a very popular food in life, different types of bread contain different degrees of protein, fiber, vitamins and minerals. Most food factories are equipped with production lines for bread. After the bread is baked in the oven, the tray needs to be placed on the conveyor belt by manual, and the unqualified substandard bread is removed through the subsequent manual quality inspection link, and then packaged.

[0003] In the existing bread production line, the transfer process of the bread is usually manual or by simple mechanical device. If the bread is manually taken or taken in batches by operating the mechanical device, the efficiency is low, and the bread is easily damaged, affecting the product quality. SUMMARY

[0004] In order to solve the above problems, the present application provides a bread transfer device based on negative pressure suction disc.

[0005] The present application provides a bread transfer device based on negative pressure suction disc, which adopts the following technical scheme:

[0006] A bread transfer device based on negative pressure suction disc, comprising a conveying belt, which is horizontally arranged and used for conveying a tray on which bread is placed, further comprising: a negative pressure belt, which is arranged obliquely above one end of the conveying belt, one end of the negative pressure belt near the end of the conveying belt is higher than the other end, and the surface of the negative pressure belt is provided with a plurality of air holes; a negative pressure assembly, which is arranged inside the negative pressure belt and connected to a fan to provide air flow suction force inside the negative pressure belt and adsorb the bread conveyed on the conveying belt through the air holes; an upper receiving belt, which is horizontally arranged between the negative pressure belt and the conveying belt above the end of the conveying belt and used for conveying bread; and a lower receiving belt, which is horizontally arranged on one side of the end of the conveying belt, the surface of the lower receiving belt and the surface of the conveying belt are arranged in a horizontal plane, and the lower receiving belt is used for receiving the conveying belt and conveying the tray.

[0007] Preferably, the negative pressure assembly comprises: a negative pressure cavity, the cavity opening portion of which faces the lower surface of the negative pressure belt, the top end of the negative pressure cavity is connected to the fan, and the area of the cavity opening portion of the negative pressure cavity is less than one half of the area of the lower surface of the negative pressure belt.

[0008] Preferably, the cavity opening portion of the negative pressure cavity is provided with a filter screen.

[0009] Preferably, further comprising: an adjusting assembly, which is arranged at the bottom end of the upper receiving belt and used for adjusting the height of the upper surface of the upper receiving belt.

[0010] Preferably, the device further comprises a height-adjusting assembly arranged at the bottom end of the negative pressure belt and on both sides of the conveying belt, for adjusting the height of the lower belt surface of the negative pressure belt.

[0011] Preferably, the device further comprises a middle roller horizontally arranged inside the negative pressure belt and rotatably connected to both sides of the negative pressure belt, the roller surface of the middle roller abutting the inner side of the lower belt surface of the negative pressure belt, and the middle roller being flush with the end of the negative pressure belt that is inclined downward; in addition, the negative pressure cavity is arranged between the middle roller and the end of the negative pressure belt that is inclined upward, and one side edge of the negative pressure cavity is located directly above the middle roller.

[0012] Preferably, the middle roller is composed of a plurality of horizontally arranged rods.

[0013] Preferably, the device further comprises a cleaning assembly arranged at the end of the negative pressure belt away from the upper receiving belt, for cleaning the negative pressure belt.

[0014] In summary, the present application has at least one of the following beneficial technical effects:

[0015] 1. By arranging the inclined negative pressure belt, the bread can be adsorbed by the air holes on the negative pressure belt when moving towards the negative pressure belt along the conveying belt, and move upwards along the inclined negative pressure belt, thereby realizing automatic and continuous transfer of the bread, greatly improving the efficiency of bread transfer, and reducing the problem of bread breakage caused by manual operation;

[0016] 2. By arranging the negative pressure assembly, a strong air flow suction force can be generated to ensure that the bread can be stably adsorbed on the negative pressure belt, thereby realizing smooth transfer of the bread;

[0017] 3. By arranging the upper receiving belt and the lower receiving belt, the bread falling from the negative pressure belt and the tray conveyed from the conveying belt can be received respectively, thereby realizing separation of the bread and the tray, and further improving the automation degree of bread transfer;

[0018] 4. By arranging the adjusting assembly and the height-adjusting assembly, the height of the upper belt surface of the upper receiving belt and the height of the lower belt surface of the negative pressure belt can be adjusted respectively, thereby adapting to the conveying requirements of different heights and positions, and improving the flexibility and versatility of the device;

[0019] 5. By arranging the middle roller, the inner side of the lower belt surface of the negative pressure belt can be abutted to support and tension the negative pressure belt, thereby ensuring the stability and reliability of the negative pressure belt during operation; in addition, by arranging the negative pressure cavity between the middle roller and the end of the negative pressure belt that is inclined upward, the air flow suction force generated by the negative pressure cavity can be more concentrated and effective, thereby improving the adsorption effect of the bread;

[0020] 6. By setting the cleaning assembly, the negative pressure belt can be cleaned regularly, and the bread residue and oil stains and other sundries attached to the negative pressure belt can be removed, so that the cleanliness and hygiene of the negative pressure belt are maintained, thereby prolonging the service life of the negative pressure belt and improving the transfer quality of the bread. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application.

[0022] Figure 2 is a sectional view of the embodiment of the present application for highlighting the negative pressure assembly.

[0023] Reference signs: 1, conveying belt; 2, negative pressure belt; 21, negative pressure frame; 22, intermediate roller; 23, negative pressure cavity; 24, filter screen; 25, air hole; 3, lower receiving belt; 31, receiving frame; 32, adjusting assembly; 4, upper receiving belt; 41, height adjusting assembly; 5, cleaning assembly; 51, brush roller; 52, cleaning frame; 53, air hole. DETAILED DESCRIPTION

[0024] The following will be described in detail with reference to the accompanying drawings Figures 1-2 The present application will be further described in detail.

[0025] The embodiment of the present application discloses a bread transfer device based on a negative pressure suction cup. Referring to Figure 1 A bread transfer device based on a negative pressure suction cup comprises a conveying frame and a conveying belt 1 installed between the two sides of the conveying frame, the conveying belt 1 is horizontally arranged, and a worker places a tray just taken out from an oven at one end of the conveying belt 1, and the conveying belt 1 conveys the tray to the other end.

[0026] Referring to Figure 1 With Figure 2 , the two side edges of the conveying frame are fixedly connected with negative pressure frames 21, and a negative pressure belt 2 is installed between the negative pressure frames 21, the negative pressure belt 2 is arranged above the end of the conveying belt 1, the conveying direction of the negative pressure belt 2 and the conveying direction of the conveying belt 1 are arranged in a vertical plane, the upper belt surface of the negative pressure belt 2 is arranged obliquely, one end of the upper belt surface of the negative pressure belt 2 close to the central part of the conveying belt 1 is inclined downward, and the other end of the upper belt surface of the negative pressure belt 2 is inclined upward. An intermediate roller 22 is horizontally arranged between the upper and lower belt surfaces of the negative pressure belt 2, the two ends of the intermediate roller 22 are rotatably connected to the negative pressure frames 21, the roller surface of the intermediate roller 22 abuts against the lower belt surface of the negative pressure belt 2, and plays a supporting role; in the embodiment, the height of the intermediate roller 22 is flush with the height of the end of the negative pressure belt 2 inclined downward, so that, under the abutment of the intermediate roller 22, the lower belt surface of the negative pressure belt 2 is divided into two parts, that is, the lower belt surface part at the front end in the conveying direction of the negative pressure belt 2 is a horizontal part, and the lower belt surface part at the rear end is an inclined part, the belt surface area of the inclined part is equal to the belt surface area of the horizontal part, and the lower belt surface area is equally divided.

[0027] Referring toFigure 1 With Figure 2 The negative pressure belt 2 is internally provided with a negative pressure cavity 23, the cavity opening of the negative pressure cavity 23 faces downwardly to the belt surface, specifically to the inclined portion perpendicular to the belt surface, the cavity opening area of the negative pressure cavity 23 is less than half of the belt surface area, so that the cavity opening area of the negative pressure cavity 23 only covers the inclined portion of the belt surface; the top end of the negative pressure cavity 23 is connected to the air blower through a pipeline, and the air blower is arranged outside the negative pressure frame 21, thereby saving the installation space of the device.

[0028] Referring to Figure 1 With Figure 2 A plurality of air holes 25 are arranged on the belt surface of the negative pressure belt 2, and the plurality of air holes 25 are arranged in order and fill the entire negative pressure belt 2, that is, the negative pressure belt 2 is provided with the air holes 25; the air blower provides suction power, and the airflow is sucked from the negative pressure cavity 23 and the air holes 25 to the space between the conveying belt 1 and the negative pressure belt 2, so that the space above the conveying belt 1 is in a negative pressure state, and when the tray is transported to this part, the bread is adsorbed to the inclined portion of the lower belt surface of the negative pressure belt 2.

[0029] Referring to Figure 1 With Figure 2 The cavity opening portion of the negative pressure cavity 23 extends to the end portion of the negative pressure belt 2 inclined upwardly, so that the bread receives the suction force of the airflow when being conveyed on the inclined portion of the lower belt surface of the negative pressure belt 2. In order to improve the suction effect of the gas, the structure of the intermediate roller 22 is limited in this embodiment, the intermediate roller 22 is composed of two vertical metal plates in the shape of a disc and a plurality of horizontal metal rods formed or fixed between the two metal plates, the plurality of metal rods are uniformly distributed along the edges of the metal plates at equal angles, so that the intermediate roller 22 is hollow in the shape of a cage and is easy for the airflow to pass through.

[0030] Referring to Figure 1 With Figure 2 The conveying belt 1 is provided with a receiving frame 31 on one side of the end portion, and the receiving frame 31 is provided with a horizontally arranged lower receiving belt 3 at the bottom end, the belt surface of the lower receiving belt 3 is arranged at the same height as the belt surface of the conveying belt 1, and is used for receiving and continuously conveying the tray; the upper receiving belt 4 is horizontally arranged above the receiving frame 31, and one end of the upper receiving belt 4 extends to the inclined portion of the negative pressure belt 2 and the conveying belt 1; in the above bread adsorption and conveying process, when the bread is conveyed to the portion above the upper receiving belt 4, the area covered by the negative pressure cavity 23 is removed, the bread falls on the upper receiving belt 4 and is continuously conveyed.

[0031] Referring to Figure 1 With Figure 2 Based on the operation principle of the negative pressure cavity 23, a filter screen 24 is fixed at the cavity opening of the negative pressure cavity 23 in this embodiment, so as to filter out objects with large volumes from entering the inside of the negative pressure cavity 23 and interfering with the operation of the air blower.

[0032] Referring to Figure 1 With Figure 2In order to realize effective adsorption and conveying of breads with different volumes and sizes, the adjusting assembly 32 is arranged on the supporting frame 31 for adjusting the height of the upper supporting belt 4. The main adjusting mode is that the part of the supporting frame 31 for supporting the upper supporting belt 4 is arranged in a telescopic mode and in a sleeve rod shape. A bolt arranged in a horizontal mode is threadedly connected to one side wall of the sleeve rod. The bolt is tightened to abut against the rod in the sleeve rod to fix the height.

[0033] With reference to Figure 1 With Figure 2 The height adjusting assembly 41 is arranged at the bottom side of the negative pressure frame 21 for adjusting the spacing between the negative pressure frame 21 and the conveying belt 1. The principle of the height adjusting assembly 41 is the same as that of the above-mentioned adjusting assembly 32. The sleeve rod adjusting mode and the bolt fixing height mode are adopted at the part of the negative pressure frame 21 for supporting the negative pressure belt 2.

[0034] With reference to Figure 1 With Figure 2 In the embodiment, the cleaning assembly 5 is arranged at the end of the negative pressure frame 21 inclined downward to clean the bread residues attached to the negative pressure belt 2 and between the air holes 25 periodically to avoid the residues from being deteriorated and mildewed for too long to affect the safety of the bread conveying. The cleaning assembly 5 comprises a cleaning frame 52. The cleaning frame 52 is installed on the upper side of the negative pressure frame 21. The cleaning frame 52 is in a door type and is arranged horizontally at the top of the negative pressure belt 2. The top side of the cleaning frame 52 is hollow. A plurality of air holes 53 are formed in the bottom side of the top side of the cleaning frame 52. One end of the top side of the cleaning frame 52 is connected to a fan. The fan supplies air. The air flow is blown downward from the air holes 53. The rear side of the air holes 53 is rotatably connected to a brush roller 51 in the conveying direction of the negative pressure belt 2. The roller surface of the brush roller 51 is provided with bristles. The bristles abut against the belt surface of the negative pressure belt 2 and extend into the belt surface of the negative pressure belt 2 to destroy the attachment structure of the bread residues in the air holes 25. Then, the fan supplies air. The air flow blown from the air holes 53 blows the bread residues with the destroyed attachment structure into the air holes 25. In order to obtain a better cleaning effect, the cleaning frame 52 is perpendicular to the belt surface of the negative pressure belt 2. The air flow blown from the air holes 53 is directly opposite to the air holes 25 of the negative pressure belt 2.

[0035] With the rotation of the brush roller 51, the bristles thereon abut against the negative pressure belt 2 and extend into the belt surface of the negative pressure belt 2 to destroy the attachment structure of the bread residues in the air holes 25. Then, the fan supplies air. The air flow blown from the air holes 53 blows the bread residues with the destroyed attachment structure into the air holes 25. In order to obtain a better cleaning effect, the cleaning frame 52 is perpendicular to the belt surface of the negative pressure belt 2. The air flow blown from the air holes 53 is directly opposite to the air holes 25 of the negative pressure belt 2.

[0036] The implementation principle of the bread transfer device based on the negative pressure suction cup in the embodiment is that the inclined negative pressure belt 2 is arranged. The air flow suction force generated by the negative pressure assembly is used to automatically adsorb and transfer the bread from the conveying belt 1 to the upper supporting belt 4 through the air holes 25. In this process, manual intervention is not required. The efficiency of the bread transfer is greatly improved. Meanwhile, the problem of the bread damage in the transfer process is avoided.

[0037] The embodiment of the application further adds the adjusting assembly 32 and the height adjusting assembly 41, which can adapt to the bread transfer requirements of different heights, and improve the flexibility and applicability of the device.

[0038] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A bread transfer device based on a negative pressure suction cup, comprising a conveyor belt (1) horizontally arranged for conveying a tray containing bread, characterized in that, Also includes: A negative pressure belt (2) is inclined above one end of the conveyor belt (1). The height of one end of the negative pressure belt (2) near the end of the conveyor belt (1) is higher than the height of the other end. Multiple air holes (25) are provided on the surface of the negative pressure belt (2). A negative pressure component is set inside the negative pressure belt (2), connected to a fan, and provides airflow suction inside the negative pressure belt (2) to adsorb the bread conveyed on the conveyor belt (1) through the air hole (25); The upper support belt (4) is horizontally positioned between the negative pressure belt (2) and the conveyor belt (1), above the end of the conveyor belt (1), for conveying bread; The lower receiving belt (3) is horizontally arranged on one side of the end of the conveyor belt (1). The belt surface of the lower receiving belt (3) and the belt surface of the conveyor belt (1) are arranged in a horizontal plane and are used to receive the conveyor belt (1) and the conveyor tray.

2. The bread transfer device based on a negative pressure suction cup according to claim 1, characterized in that, The negative pressure component includes: The negative pressure chamber (23) has its opening facing the lower side of the negative pressure belt (2). The top of the negative pressure chamber (23) is connected to a fan. The area of ​​the opening of the negative pressure chamber (23) is less than half the area of ​​the lower side of the negative pressure belt (2).

3. The bread transfer device based on a negative pressure suction cup according to claim 2, characterized in that: The opening of the negative pressure chamber (23) is provided with a filter screen (24).

4. The bread transfer device based on a negative pressure suction cup according to claim 1, characterized in that, Also includes: An adjustment component (32) is provided at the bottom end of the upper support belt (4) for adjusting the height of the upper belt surface of the upper support belt (4).

5. A bread transfer device based on a negative pressure suction cup according to claim 1, characterized in that, Also includes: The height adjustment component (41) is located at the bottom of the negative pressure belt (2) and on both sides of the conveyor belt (1) to adjust the height of the lower surface of the negative pressure belt (2).

6. A bread transfer device based on a negative pressure suction cup according to claim 2, characterized in that, Also includes: An intermediate roller (22) is horizontally arranged inside the negative pressure belt (2) and rotatably connected to both sides of the negative pressure belt (2). The roller surface of the intermediate roller (22) abuts against the inner side of the lower belt surface of the negative pressure belt (2). The intermediate roller (22) and the lower end of the negative pressure belt (2) are kept at the same height. Furthermore, the negative pressure cavity (23) is located inside the negative pressure belt (2), between the intermediate roller (22) and the upward inclined end of the negative pressure belt (2), and one side edge of the negative pressure cavity (23) is located directly above the intermediate roller (22).

7. A bread transfer device based on a negative pressure suction cup according to claim 6, characterized in that: The intermediate roller (22) is composed of multiple horizontally arranged rods.

8. A bread transfer device based on a negative pressure suction cup according to claim 1, characterized in that, Also includes: A cleaning component (5) is disposed at one end of the negative pressure belt (2) away from the upper support belt (4) for cleaning the negative pressure belt (2).

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