Feeding device and building material transfer equipment

Abstract

The utility model relates to the related technical field of building material transfer equipment, in particular to a feeding device which comprises a supporting base, a first-stage conveying device, a third-stage conveying device and a second-stage conveying device, two sets of supporting base sliding rails are arranged on the two sides of a supporting base body, and a first-stage air cylinder, a third-stage air cylinder and a fourth-stage air cylinder are connected to the supporting base sliding rails on the two sides in a sliding mode. The first-stage conveying device is rotationally installed on the third-stage air cylinder and the fourth-stage air cylinder. The third-stage conveying device is rotationally installed on the first-stage air cylinder and the second-stage air cylinder. The two ends of the second-stage conveying device are symmetrically arranged, and the second-stage conveying device is rotationally installed on the first-stage conveying device and the third-stage conveying device. The rotating angles of the first-stage conveying device, the second-stage conveying device and the third-stage conveying device are adjusted by adjusting the heights of the first-stage air cylinder, the second-stage air cylinder, the third-stage air cylinder and the fourth-stage air cylinder, so that the working height of the whole feeding device is adjusted, the feeding requirements of different heights are met, and waste of the feeding device is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field related to building material transfer equipment, in particular to a loading device. Background Art

[0002] Building material loading device refers to the equipment used to transport building materials to the construction site. It can transport building materials from the supply point to the required location, improve construction efficiency, reduce labor intensity,

[0003] However, the loading device of the building material transfer equipment in the prior art is usually of fixed size, which is difficult to meet the loading requirements of different heights, resulting in waste of the loading device.

[0004] Moreover, the conveyor belt will be affected by thermal expansion and contraction, causing the conveyor belt to become loose on the feeding device, thereby causing the conveyor belt to slip and fall off. Therefore, the present invention proposes a feeding device to solve the above problem. Utility Model Content

[0005] The purpose of the present invention is to provide a feeding device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a feeding device, comprising:

[0007] A support base, the support base includes a first-stage cylinder, a second-stage cylinder, a third-stage cylinder, a fourth-stage cylinder and a support base body, two sets of support base slide rails are provided on both sides of the support base body, the first-stage cylinder, the third-stage cylinder and the fourth-stage cylinder are slidably connected to the support base slide rails on both sides through the lower end support sliders, the second-stage cylinder is fixedly connected to both sides of the support base, and the second-stage cylinder is located between the first-stage cylinder and the third-stage cylinder;

[0008] A first-stage conveying device, the first-stage conveying device being rotatably mounted on the third-stage cylinder and the fourth-stage cylinder;

[0009] A three-stage conveying device, the three-stage conveying device is rotatably mounted on the first-stage cylinder and the second-stage cylinder;

[0010] The two ends of the secondary conveying device are symmetrically arranged, and the secondary conveying device is rotatably installed on the primary conveying device and the tertiary conveying device.

[0011] Preferably, a third-level rotating shaft and a fourth-level rotating shaft are provided at both ends of the first-level conveying device, and the third-level rotating shaft is rotatably installed on the inner side of the third-level rotating shaft seat, and the fourth-level rotating shaft is rotatably installed on the inner side of the fourth-level rotating shaft seat. A first-level rotating shaft and a second-level rotating shaft are provided at both ends of the three-level conveying device, and the first-level rotating shaft is rotatably installed on the inner side of the first-level rotating shaft seat, and the second-level rotating shaft is rotatably installed on the inner side of the second-level rotating shaft seat.

[0012] Preferably, the first-level rotating shaft seat is fixedly mounted on the upper end of the first-level cylinder, the second-level rotating shaft seat is fixedly mounted on the upper end of the second-level cylinder, the third-level rotating shaft seat is fixedly mounted on the upper end of the third-level cylinder, and the fourth-level rotating shaft seat is fixedly mounted on the upper end of the fourth-level cylinder.

[0013] Preferably, the three-stage conveying device has the same structure as the first-stage conveying device and is symmetrically arranged with each other. The first-stage conveying device includes a first-stage transfer device body and a first-stage conveying device adjustment component. The first-stage transfer device body includes a conveyor belt, a first-stage limiting shell, a second-stage limiting shell, a third-stage limiting shell, a fourth-stage limiting shell, a first-stage conveyor belt fixing block, a first-stage conveyor belt drive shaft, a first-stage conveyor belt driven shaft and a loading bracket. The first-stage conveyor belt fixing block is fixedly connected to the fourth-stage rotating shaft, and the first-stage conveyor belt fixing block is fixedly installed inside the first-stage limiting shell and the third-stage limiting shell. On the side, the left end of the first-level limiting shell and the third-level limiting shell is rotatably installed with the first-level conveyor belt driven shaft, and the first-level conveyor belt driven shaft is located on the inner side of the first-level limiting shell and the third-level limiting shell, the second-level limiting shell and the fourth-level limiting shell are located at the right end of the first-level transfer device body, and the first-level conveyor belt transmission shaft is rotatably installed between the second-level limiting shell and the fourth-level limiting shell, the conveyor belt is sleeved on the outer side surface of the first-level conveyor belt transmission shaft and the outer side surface of the first-level conveyor belt driven shaft, and the inner side surface of the conveyor belt is tightly fitted with the outer side surface of the first-level conveyor belt transmission shaft and the outer side surface of the first-level conveyor belt driven shaft.

[0014] Preferably, the first-level conveyor device adjustment component is fixedly installed on the inner side of the second-level limit shell and the fourth-level limit shell, and the first-level conveyor device adjustment component includes a driving gear, a driven gear, a first-level conveyor belt support cylinder, a first-level motor seat and a first-level motor. A group of symmetrical first-level conveyor belt support cylinders are symmetrically installed on the right side of the first-level conveyor belt fixed block, and the right side of the first-level conveyor belt support cylinder is fixedly installed on the first-level motor seat. A first-level motor is installed on the first-level motor seat, and the first-level motor is fixedly connected to the driving gear, and the first-level conveyor belt driven shaft is fixedly connected to the driven gear, and the driven gear is meshed with the first-level conveyor belt driven shaft.

[0015] Preferably, the secondary conveyor device includes a secondary conveyor device body and a secondary conveyor device adjustment component, the secondary conveyor device body includes a conveyor belt, a secondary conveyor belt rotating shaft, a secondary conveyor belt fixing block and a secondary conveyor belt fixing plate, the secondary conveyor belt fixing blocks are symmetrically arranged at both ends of the secondary conveyor device body, and the secondary conveyor belt fixing blocks located at both ends are rotatably connected to the third rotating shaft and the fourth rotating shaft respectively, a group of secondary conveyor belt fixing plates are fixedly installed on the upper and lower ends of the secondary conveyor belt fixing blocks, the outer sides of the secondary conveyor belt fixing blocks are connected to a group of secondary conveyor belt rotating shafts through the secondary conveyor device adjustment component, the conveyor belt is sleeved on the outer side surfaces of the secondary conveyor belt rotating shafts at both ends, and the inner side surfaces of the conveyor belt are tightly fitted with the outer side surfaces of the secondary conveyor belt rotating shafts at both ends.

[0016] Preferably, the secondary conveyor device adjustment component is fixedly installed on the inner side of the secondary conveyor belt fixing plate at both ends, and the secondary conveyor device adjustment component includes a secondary motor seat, a secondary motor and a secondary conveyor belt support cylinder. The outer side surfaces of the secondary conveyor belt fixing blocks at both ends are provided with a group of secondary conveyor belt support cylinders, and a secondary motor seat is fixedly installed on the other side of the secondary conveyor belt support cylinder. The secondary motor is fixedly installed on the secondary motor seat, and the secondary motor is embedded in the inside of the secondary conveyor belt rotating shaft.

[0017] A building material transfer equipment is provided, comprising the above-mentioned loading device.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] 1. A loading device consisting of a supporting base, a first-stage conveyor, a third-stage conveyor, and a second-stage conveyor is provided. By adjusting the height of the first-stage cylinder, the second-stage cylinder, the third-stage cylinder, and the fourth-stage cylinder, the rotation angle of the first-stage conveyor, the second-stage conveyor, and the third-stage conveyor is adjusted, thereby adjusting the working height of the entire loading device to meet the loading requirements of different heights, thereby avoiding waste of the loading device;

[0020] 2. A length adjustment device is provided inside the conveyor belt. The length of the conveyor body is adjusted through the supporting cylinder of each conveyor belt, thereby controlling the degree of tightness of the conveyor belt on the conveyor body, thereby avoiding loosening of the conveyor belt caused by thermal expansion and contraction, and preventing the conveyor belt from slipping and falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of the utility model;

[0022] Figure 2 for Figure 1 A schematic diagram of the structure at center A;

[0023] Figure 3 for Figure 1 A magnified schematic diagram of the structure at point B in the middle;

[0024] Figure 4 This is a schematic structural diagram of the first-level conveying device of the utility model;

[0025] Figure 5 This is a half-section view of the primary conveying device and the secondary conveying device of the utility model;

[0026] Figure 6 This is a schematic diagram of the structure of the three-stage transmission device of the utility model;

[0027] Figure 7 This is a half-section view of the secondary conveying device of the present invention.

[0028] In the figure: support base 1, first-level conveying device 2, second-level conveying device 4, third-level conveying device 3, support base slide rail 5, first-level cylinder 7, second-level cylinder 8, third-level cylinder 9, fourth-level cylinder 10, support base body 11, first-level rotating shaft seat 12, second-level rotating shaft seat 13, third-level rotating shaft seat 14, fourth-level rotating shaft seat, first-level rotating shaft 17, second-level rotating shaft 18, third-level rotating shaft 19, fourth-level rotating shaft 20, driving gear 21, driven gear 22, loading bracket 23, first-level limit housing 24, second-level limit Position shell 25, third-level limiting shell 26, fourth-level limiting shell 27, first-level conveyor belt fixing block 28, first-level conveyor belt supporting cylinder 29, first-level motor seat 30, first-level motor 32, first-level conveyor belt drive shaft 33, first-level conveyor belt driven shaft 34, supporting slider 35, slider limiting protrusion 36, second-level motor seat 37, second-level motor 38, second-level conveyor belt rotating shaft 39, conveyor belt 40, second-level conveyor belt supporting cylinder 41, second-level conveyor belt fixing block 42, second-level conveyor belt fixing plate 43. DETAILED DESCRIPTION

[0029] In order to clearly and completely describe the purpose and technical solution of the present invention and make its advantages more clearly understood, the following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention and are not intended to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] See also Figure 1-7 , the utility model provides the following three preferred embodiments:

[0031] Example 1

[0032] A loading device, the loading device includes: a support base 1, a first-level conveying device 2, a third-level conveying device 3 and a second-level conveying device 4, the support base 1 includes a first-level cylinder 7, a second-level cylinder 8, a third-level cylinder 9, a fourth-level cylinder 10 and a support base body 11, two groups of support base slide rails 5 are provided on both sides of the support base body 11, the first-level cylinder 7, the third-level cylinder 9 and the fourth-level cylinder 10 are slidably connected to the support base slide rails 5 on both sides through the lower end support slider 35, the second-level cylinder 8 is fixedly connected to both sides of the support base 1, and the second-level cylinder 8 is located between the first-level cylinder 7 and the third-level cylinder 9; the first-level conveying device 2 is rotatably mounted on the third-stage cylinder 9 and the fourth-stage cylinder 10; the third-stage conveyor 3 is rotatably mounted on the first-stage cylinder 7 and the second-stage cylinder 8; the two ends of the second-stage conveyor 4 are symmetrically arranged, and the second-stage conveyor 4 is rotatably mounted on the first-stage conveyor 2 and the third-stage conveyor 3; by adjusting the height of the first-stage cylinder 7, the second-stage cylinder 8, the third-stage cylinder 9 and the fourth-stage cylinder 10, the rotation angle of the first-stage conveyor 2, the second-stage conveyor 4 and the third-stage conveyor 3 can be adjusted, thereby adjusting the working height of the entire feeding device, thereby meeting the feeding requirements of different heights, thereby avoiding waste of the feeding device.

[0033] A third-level rotating shaft 19 and a fourth-level rotating shaft 20 are provided at both ends of the first-level conveying device 2, and the third-level rotating shaft 19 is rotatably installed on the inner side of the third-level rotating shaft seat 14, and the fourth-level rotating shaft 20 is rotatably installed on the inner side of the fourth-level rotating shaft seat 15. A first-level rotating shaft 17 and a second-level rotating shaft 18 are provided at both ends of the third-level conveying device 3, and the first-level rotating shaft 17 is rotatably installed on the inner side of the first-level rotating shaft seat 12, and the second-level rotating shaft 18 is rotatably installed on the inner side of the second-level rotating shaft seat 13.

[0034] The first-stage rotating shaft seat 12 is fixedly mounted on the upper end of the first-stage cylinder 7, the second-stage rotating shaft seat 13 is fixedly mounted on the upper end of the second-stage cylinder 8, the third-stage rotating shaft seat 14 is fixedly mounted on the upper end of the third-stage cylinder 9, and the fourth-stage rotating shaft seat 15 is fixedly mounted on the upper end of the fourth-stage cylinder 10.

[0035] The lower ends of the first-stage cylinder 7, the third-stage cylinder 9 and the fourth-stage cylinder 10 are all provided with support sliders 35, which are embedded in the support base slide rails 5 on both sides, and the outer side surfaces of the support sliders 35 are tightly fitted with the inner side surfaces of the support base slide rails 5, wherein both sides of the support sliders 35 are provided with slider limiting protrusions 36, and both sides of the support base slide rails 5 are provided with slide rail grooves, the slide rail grooves match the sizes of the slider limiting protrusions 36, and the slider limiting protrusions 36 are stuck in the slide rail grooves.

[0036] The three-stage conveying device 3 has the same structure as the first-stage conveying device 2 and is symmetrically arranged with each other. The first-stage conveying device 2 includes a first-stage transfer device body and a first-stage conveying device adjustment component. The first-stage transfer device body includes a conveyor belt 40, a first-stage limiting shell 24, a second-stage limiting shell 25, a third-stage limiting shell 26, a fourth-stage limiting shell 27, a first-stage conveyor belt fixing block 28, a first-stage conveyor belt drive shaft 33, a first-stage conveyor belt driven shaft 34 and a loading bracket 23. The first-stage conveyor belt fixing block 28 is fixedly connected to the fourth-stage rotating shaft 20, and the first-stage conveyor belt fixing block 28 is fixedly installed on the inner side of the first-stage limiting shell 24 and the third-stage limiting shell 26. The first The left end of the limiting shell 24 and the third-level limiting shell 26 is rotatably installed with the first-level conveyor belt driven shaft 34, and the first-level conveyor belt driven shaft 34 is located on the inner side of the first-level limiting shell 24 and the third-level limiting shell 26, the second-level limiting shell 25 and the fourth-level limiting shell 27 are located at the right end of the first-level transfer device body, and the first-level conveyor belt drive shaft 33 is rotatably installed between the second-level limiting shell 25 and the fourth-level limiting shell 27, the conveyor belt 40 is sleeved on the outer side surface of the first-level conveyor belt drive shaft 33 and the outer side surface of the first-level conveyor belt driven shaft 34, and the inner side surface of the conveyor belt 40 is tightly fitted with the outer side surface of the first-level conveyor belt drive shaft 33 and the outer side surface of the first-level conveyor belt driven shaft 34.

[0037] The secondary conveyor device 4 includes a secondary conveyor device body and a secondary conveyor device adjustment component. The secondary conveyor device body includes a conveyor belt 40, a secondary conveyor belt rotating shaft 39, a secondary conveyor belt fixing block 42 and a secondary conveyor belt fixing plate 43. The secondary conveyor belt fixing blocks 42 are symmetrically arranged at both ends of the secondary conveyor device body, and the secondary conveyor belt fixing blocks 42 located at both ends are rotatably connected to the tertiary rotating shaft 19 and the fourth rotating shaft 20 respectively. A group of secondary conveyor belt fixing plates 43 are fixedly installed at the upper and lower ends of the secondary conveyor belt fixing blocks 42. The outer sides of the secondary conveyor belt fixing blocks 42 are connected to a group of secondary conveyor belt rotating shafts 39 through the secondary conveyor device adjustment component. The conveyor belt 40 is sleeved on the outer side surfaces of the secondary conveyor belt rotating shafts 39 at both ends, and the inner side surfaces of the conveyor belt 40 are tightly fitted with the outer side surfaces of the secondary conveyor belt rotating shafts 39 at both ends.

[0038] Example 2

[0039] On the basis of Example 1, the first-level conveyor device adjustment component is fixedly installed on the inner side of the second-level limit housing 25 and the fourth-level limit housing 27. The first-level conveyor device adjustment component includes a driving gear 21, a driven gear 22, a first-level conveyor belt support cylinder 29, a first-level motor base 30 and a first-level motor 32. A group of symmetrical first-level conveyor belt support cylinders 29 are symmetrically installed on the right side of the first-level conveyor belt fixing block 28. The first-level conveyor belt support cylinder 29 is fixedly installed on the first-level motor base 30 on the right side. A first-level motor 32 is installed on the first-level motor base 30. The first-level motor 32 is fixedly connected to the driving gear 21, and the first-level conveyor belt driven shaft 34 is fixedly connected to the driven gear 22, and the driven gear 22 is meshed with the first-level conveyor belt driven shaft 34.

[0040] The secondary conveyor device adjustment component is fixedly installed on the inner side of the secondary conveyor belt fixing plate at both ends. The secondary conveyor device adjustment component includes a secondary motor seat 37, a secondary motor 38 and a secondary conveyor belt support cylinder 41. A group of secondary conveyor belt support cylinders 41 are provided on the outer side of the secondary conveyor belt fixing blocks 42 at both ends. The other side of the secondary conveyor belt support cylinder 41 is fixedly installed with a secondary motor seat 37, and the secondary motor 38 is fixedly installed on the secondary motor seat 37. The secondary motor 38 is embedded in the inside of the secondary conveyor belt rotating shaft 39, so as to control the expansion and tightness of the conveyor belt on the conveyor device body, thereby avoiding loosening of the conveyor belt 40 caused by thermal expansion and contraction, thereby avoiding slipping and falling off of the conveyor belt.

[0041] Example 3

[0042] On the basis of the second embodiment, a building material transfer equipment is provided, and the building material transfer equipment has the above-mentioned loading device.

[0043] Working principle: In actual use, by adjusting the positions of the first-stage cylinder 7, the third-stage cylinder 9 and the fourth-stage cylinder 10 on the support base slide rail 5, and at the same time adjusting the height of each cylinder, the height and rotation angle of the first-stage conveyor 2, the second-stage conveyor 4 and the third-stage conveyor 3 on the support base 1 are adjusted, thereby adjusting the working height of the entire loading device; the first-stage motor 32 drives the driving gear 21, and the driving gear 21 drives the driven gear 22, thereby driving the first-stage conveyor belt drive shaft 33, thereby driving the conveyor belt 40 to operate on the first-stage conveyor 2 and the third-stage conveyor 3, and at the same time, the second-stage motor 38 directly drives the second-stage conveyor belt rotating shaft 39, so that the conveyor belt 40 operates on the second-stage conveyor 4, and then the loading work is completed through the mutual cooperation of each conveying device; the distance between the conveyor belt fixing block 28 and the first-stage motor base 30 is adjusted by the conveyor belt support cylinder 29, thereby controlling the distance between the conveyor belt drive shaft and the conveyor belt body, thereby controlling the tension of the conveyor belt on each conveying device.

[0044] Although the above describes the illustrative specific implementation methods of the present application so that those skilled in the art can understand the present application, the present application is not limited to the scope of the specific implementation methods. For those of ordinary skill in the art, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations based on the concept of the present application are protected.

Claims

1. A feeding device, characterized in that: The feeding device comprises: A support base (1), the support base (1) comprises a first-stage cylinder (7), a second-stage cylinder (8), a third-stage cylinder (9), a fourth-stage cylinder (10) and a support base body (11); two groups of support base slide rails (5) are provided on both sides of the support base body (11); the first-stage cylinder (7), the third-stage cylinder (9) and the fourth-stage cylinder (10) are slidably connected to the support base slide rails (5) on both sides through lower end support sliders (35); the second-stage cylinder (8) is fixedly connected to both sides of the support base (1), and the second-stage cylinder (8) is located between the first-stage cylinder (7) and the third-stage cylinder (9); A first-stage conveying device (2), wherein the first-stage conveying device (2) is rotatably mounted on a third-stage cylinder (9) and a fourth-stage cylinder (10); A three-stage conveying device (3), wherein the three-stage conveying device (3) is rotatably mounted on a first-stage cylinder (7) and a second-stage cylinder (8); A secondary conveying device (4) is provided, wherein both ends of the secondary conveying device (4) are symmetrically arranged with each other, and the secondary conveying device (4) is rotatably mounted on the primary conveying device (2) and the tertiary conveying device (3).

2. A feeding device according to claim 1, characterized in that: The first-stage transmission device (2) is provided with a third-stage rotating shaft (19) and a fourth-stage rotating shaft (20) at both ends, and the third-stage rotating shaft (19) is rotatably mounted on the inner side of the third-stage rotating shaft seat (14), and the fourth-stage rotating shaft (20) is rotatably mounted on the inner side of the fourth-stage rotating shaft seat (15). The first-stage transmission device (3) is provided with a first-stage rotating shaft (17) and a second-stage rotating shaft (18) at both ends, and the first-stage rotating shaft (17) is rotatably mounted on the inner side of the first-stage rotating shaft seat (12), and the second-stage rotating shaft (18) is rotatably mounted on the inner side of the second-stage rotating shaft seat (13).

3. A feeding device according to claim 2, characterized in that: The first-stage rotating shaft seat (12) is fixedly mounted on the upper end of the first-stage cylinder (7), the second-stage rotating shaft seat (13) is fixedly mounted on the upper end of the second-stage cylinder (8), the third-stage rotating shaft seat (14) is fixedly mounted on the upper end of the third-stage cylinder (9), and the fourth-stage rotating shaft seat (15) is fixedly mounted on the upper end of the fourth-stage cylinder (10).

4. A feeding device according to claim 1, characterized in that: The three-stage conveying device (3) has the same structure as the first-stage conveying device (2) and is symmetrically arranged with each other. The first-stage conveying device (2) includes a first-stage transfer device body and a first-stage conveying device adjustment component. The first-stage transfer device body includes a conveyor belt (40), a first-stage limiting shell (24), a second-stage limiting shell (25), a third-stage limiting shell (26), a fourth-stage limiting shell (27), a first-stage conveyor belt fixing block (28), a first-stage conveyor belt transmission shaft (33), a first-stage conveyor belt driven shaft (34) and a loading bracket (23). The first-stage conveyor belt fixing block (28) is fixedly connected to the fourth-stage rotating shaft (20), and the first-stage conveyor belt fixing block (28) is fixedly installed on the inner side of the first-stage limiting shell (24) and the third-stage limiting shell (26). The left ends of the first-level limiting housing (24) and the third-level limiting housing (26) are rotatably mounted with a first-level conveyor belt driven shaft (34), and the first-level conveyor belt driven shaft (34) is located inside the first-level limiting housing (24) and the third-level limiting housing (26). The second-level limiting housing (25) and the fourth-level limiting housing (27) are located at the right end of the first-level transfer device body, and the first-level conveyor belt transmission shaft (33) is rotatably mounted between the second-level limiting housing (25) and the fourth-level limiting housing (27). The conveyor belt (40) is sleeved on the outer side surface of the first-level conveyor belt transmission shaft (33) and the outer side surface of the first-level conveyor belt driven shaft (34), and the inner side surface of the conveyor belt (40) is tightly fitted with the outer side surface of the first-level conveyor belt transmission shaft (33) and the outer side surface of the first-level conveyor belt driven shaft (34).

5. A feeding device according to claim 4, characterized in that: The first-stage conveyor device adjustment component is fixedly installed on the inner side of the second-stage limiting housing (25) and the fourth-stage limiting housing (27). The first-stage conveyor device adjustment component includes a driving gear (21), a driven gear (22), a first-stage conveyor belt supporting cylinder (29), a first-stage motor seat (30) and a first-stage motor (32). A group of symmetrical first-stage conveyor belt supporting cylinders (29) are symmetrically installed on the right side of the first-stage conveyor belt fixing block (28). The right side of the first-stage conveyor belt supporting cylinder (29) is fixedly installed on the first-stage motor seat (30). A first-stage motor (32) is installed on the first-stage motor seat (30). The first-stage motor (32) is fixedly connected to the driving gear (21). The first-stage conveyor belt driven shaft (34) is fixedly connected to the driven gear (22), and the driven gear (22) is meshed with the first-stage conveyor belt driven shaft (34).

6. A feeding device according to claim 5, characterized in that: The secondary conveyor (4) comprises a secondary conveyor main body and a secondary conveyor adjustment component, the secondary conveyor main body comprises a conveyor belt (40), a secondary conveyor belt rotating shaft (39), a secondary conveyor belt fixing block (42) and a secondary conveyor belt fixing plate (43), the secondary conveyor belt fixing blocks (42) are symmetrically arranged at both ends of the secondary conveyor main body, and the secondary conveyor belt fixing blocks (42) at both ends are rotatably connected to the third-level rotating shaft (19) and the fourth-level rotating shaft (20), respectively, a group of secondary conveyor belt fixing plates (43) are fixedly installed at the upper end and the lower end of the secondary conveyor belt fixing block (42), the outer side of the secondary conveyor belt fixing block (42) is connected to a group of secondary conveyor belt rotating shafts (39) through the secondary conveyor adjustment component, the conveyor belt (40) is sleeved on the outer side surfaces of the secondary conveyor belt rotating shafts (39) at both ends, and the inner side surfaces of the conveyor belt (40) are tightly fitted with the outer side surfaces of the secondary conveyor belt rotating shafts (39) at both ends.

7. A feeding device according to claim 6, characterized in that: The secondary conveyor device adjustment component is fixedly installed on the inner side of the secondary conveyor belt fixing plate at both ends, and the secondary conveyor device adjustment component includes a secondary motor seat (37), a secondary motor (38) and a secondary conveyor belt supporting cylinder (41). The outer side surfaces of the secondary conveyor belt fixing blocks (42) at both ends are each provided with a group of secondary conveyor belt supporting cylinders (41). The other side of the secondary conveyor belt supporting cylinder (41) is fixedly installed with a secondary motor seat (37), and the secondary motor (38) is fixedly installed on the secondary motor seat (37), and the secondary motor (38) is embedded in the interior of the secondary conveyor belt rotating shaft (39).

8. A building material transfer equipment, characterized by: The building material transfer equipment has any one of the loading devices according to claims 1-7.

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