Lifting type aggregate conveying and feeding device with tensioning mechanism

Abstract

The utility model discloses a lifting type aggregate conveying and feeding device with a tensioning mechanism, which comprises a machine frame, the machine frame comprises a horizontal section and a lifting section, a driving roller is arranged at a feeding port of the horizontal section of the machine frame, a reversing roller is arranged at a discharging port of the lifting section of the machine frame, and adhesive tapes are arranged on the outer sides of the driving roller and the reversing roller in a surrounding mode. The driving roller is driven by a roller driving device to rotate and drives the rubber belt and the reversing roller to rotate synchronously to achieve aggregate conveying, a discharging mechanism is installed at the position, close to the reversing roller, of the top of the lifting section of the rack, and a discharging port of the discharging mechanism is in butt joint with a feeding channel of aggregate machining equipment to achieve aggregate discharging. Vertical guide rods and a tensioning mechanism are further installed on the portion, in the middle of the adhesive tape lifting section, of the rack, and the tensioning mechanism is movably installed on the lifting channel between the two vertical guide rods. The conveying device can adjust the tension of the adhesive tape according to the aggregate loading capacity, and is stable in operation, safe, reliable and high in conveying efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to aggregate production technical field especially relates to a lifting type aggregate conveying feeding device with tensioning mechanism. BACKGROUND

[0002] In the production process of aggregate, the aggregate after coarse crushing and mud removing needs to be conveyed to the medium crushing, fine crushing, shaping and screening workshop for processing in sequence to obtain aggregate finished product. In this process, the lifting conveying of aggregate is widely used. In the prior art, the structure and function of the aggregate lifting conveying device are relatively single, and the tensioning mechanism is lacking, and the stability, reliability and conveying efficiency need to be improved. UTILITY MODEL CONTENT

[0003] To solve the problems in the prior art, the utility model provides a lifting type aggregate conveying feeding device with a tensioning mechanism, which can adjust the tensioning force according to the load of the aggregate lifting conveying, so that the device runs more stably, safely and reliably, and has high conveying efficiency.

[0004] To achieve the above utility model purposes, the utility model provides the following technical scheme:

[0005] A lifting type aggregate conveying feeding device with a tensioning mechanism comprises a rack, the rack comprises a horizontal section and a lifting section, a driving drum is installed at the feeding port of the rack horizontal section, a reversing drum is installed at the discharging port of the rack lifting section, a rubber belt is arranged around the outside of the driving drum and the reversing drum, the driving drum is driven to rotate by a drum driving device through a transmission mechanism, and the driving drum drives the rubber belt and the reversing drum to rotate synchronously to realize aggregate conveying, a discharging mechanism is installed at the top of the lifting section of the rack and close to the reversing drum, the discharging port of the discharging mechanism is connected to the feeding channel of the aggregate processing equipment to realize aggregate discharging, a vertical guide rod and a tensioning mechanism are further installed on the rack at the middle of the rubber belt lifting section, the vertical guide rod has two and is arranged in parallel in front and back, and the tensioning mechanism is movably installed on the lifting channel between the two vertical guide rods.

[0006] Preferably, the discharging mechanism comprises a discharging mounting seat and a discharging hopper, the feeding port of the discharging hopper is connected to the discharging port of the reversing drum, and the discharging port of the discharging hopper is connected to the feeding port of the aggregate processing equipment below.

[0007] Preferably, the discharging hopper has an inverted conical structure with an open top, and a guide plate is further arranged at the bottom of the discharging hopper.

[0008] Preferably, the discharging mechanism further comprises an outer cover arranged on the discharging mounting seat, the outer cover is installed on the outside of the discharging hopper and forms a semi-closed structure at the discharging port of the rubber belt top.

[0009] Preferably, the discharging mechanism further comprises a chute connected with the discharging mounting base, and the feeding section of the chute is connected with the discharging section of the reversing roller and is provided with an on-off valve.

[0010] Preferably, the tensioning mechanism comprises a reversing roller, a canopy and a weight box, the reversing roller is composed of two upper reversing rollers and one lower reversing roller, the surfaces of the three reversing rollers are arranged in close contact with the rubber belt, the upper reversing roller is arranged in close contact with the lower surface of the rubber belt, the lower reversing roller is arranged in close contact with the upper surface of the rubber belt, each reversing roller comprises a roller body and a rotating shaft, the upper reversing roller is rotatably mounted on the frame through the rotating shaft, and the roller body of the lower reversing roller is provided with outwardly extending circular clamping edges on the front and rear sides.

[0011] The canopy is located above the lower reversing roller, two arc-shaped clamps are arranged on the front and rear sides below the main body of the canopy, arc-shaped sliding grooves are arranged in the two arc-shaped clamps, and the circular clamping edges of the lower reversing roller are rotatably embedded in the arc-shaped sliding grooves, so that the two arc-shaped clamps of the canopy clamp the outer edges of the roller body of the lower reversing roller on the front and rear sides, and the circular clamping edges rotate forward or reversely along the arc-shaped sliding grooves when the rubber belt drives the reversing roller to rotate.

[0012] The weight box is located below the lower reversing roller, the weight box is connected with the canopy through two connecting plates on the front and rear sides, the two connecting plates are arranged at a small distance and form lifting channels matched with the vertical guide rods, and the weight box realizes the pressing of the canopy and the lower reversing roller.

[0013] Preferably, the tensioning mechanism further comprises a roller support seat, the roller support seat is obliquely mounted on the frame of the lifting section, the bottom of the roller support seat is fixedly connected with the top ends of the two vertical guide rods through a connecting piece, and the top plane of the roller support seat is in contact with the outer circumferential surfaces of the two upper reversing rollers.

[0014] Preferably, a plurality of upper supporting rollers and lower supporting rollers are arranged on the upper and lower sides of the frame at intervals, and the rubber belt is arranged around each upper supporting roller and lower supporting roller.

[0015] Preferably, a side frame is mounted on the upper side of the frame, and a side plate and a rubber sealing layer are mounted in the side frame.

[0016] Preferably, the frame is provided with a pull rope switch, a deviation switch, a speed switch and a backstop for rubber belt position control and emergency protection.

[0017] The beneficial effects of the utility model are as follows: the tensioning mechanism is arranged, the tension of the rubber belt is adjusted according to the load of the aggregate lifting and conveying, the discharging mechanism is improved, the aggregate conveying and discharging are smoother, the utility model has the advantages of convenient use, stable operation, safety and high efficiency, long service life, and the product quality and production efficiency are improved, and the utility model can be well used in the production of different types of aggregates. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view of the utility model of a lifting type aggregate conveying feeding device with a tensioning mechanism;

[0019] Figure 2 It is a structural diagram of the belt conveying mechanism of the utility model of a lifting type aggregate conveying feeding device with a tensioning mechanism;

[0020] Figure 3 It is a structural diagram of the discharging mechanism of the utility model of a lifting type aggregate conveying feeding device with a tensioning mechanism;

[0021] Figure 4 It is a structural diagram of the tensioning mechanism of the utility model of a lifting type aggregate conveying feeding device with a tensioning mechanism;

[0022] In the figure: 1 - frame, 2 - belt, 21 - driving drum, 22 - reversing drum, 3 - tensioning mechanism, 31 - drum support seat, 32 - reversing drum, 33 - canopy, 34 - connecting plate, 35 - weight box, 36 - vertical guide rod, 4 - discharging mechanism, 41 - discharging mounting seat, 42 - chute, 43 - discharging hopper, 44 - cover, 5 - aggregate. DETAILED DESCRIPTION

[0023] The utility model will be further explained in combination with the drawings and embodiments:

[0024] As Figures 1-4 shown, the utility model provides a lifting type aggregate conveying feeding device with a tensioning mechanism, including frame 1, the frame 1 includes horizontal section and lifting section, and the driving drum 21 is installed at the feed inlet of frame 1 horizontal section, and the reversing drum 22 is installed at the discharge outlet of frame 1 lifting section, and the belt 2 is arranged around the outside of driving drum 21 and reversing drum 22, the driving drum 21 is rotated by drum driving device through transmission mechanism, and simultaneously the driving drum 21 drives the synchronous rotation of belt 2 and reversing drum 22 to realize the lifting and conveying of aggregate 5, the frame 1 is installed with discharging mechanism 4 at the top of lifting section and the position close to reversing drum 22, the discharge outlet of discharging mechanism 4 is connected with the feed channel of aggregate processing equipment to realize the feeding of aggregate processing equipment, and the vertical guide rod 36 and tensioning mechanism 3 are also installed on the middle part of belt 2 lifting section on frame 1, the vertical guide rod 36 is two and is arranged in parallel in front and back, and the tensioning mechanism 3 is movably installed on the lifting channel formed between two vertical guide rods 36 and can realize the real-time adjustment of belt 2 conveying tensioning force.

[0025] The discharging mechanism 4 includes discharging mounting seat 41 and discharging hopper 43, the feed inlet of discharging hopper 43 is connected with the discharge of reversing drum 22, and the discharge outlet of discharging hopper 43 is connected with the feed inlet of aggregate processing equipment below.

[0026] The lower hopper 43 is an open inverted cone structure, and the bottom of the lower hopper 43 is further provided with a guide plate.

[0027] The lower discharging mechanism 4 further comprises an outer cover 44 arranged on the lower discharging mounting base 41, the outer cover 44 is arranged outside the lower hopper 43 and forms a semi-closed structure at the discharging position of the top of the rubber belt 2, thereby achieving the protection and dust prevention effects.

[0028] The lower discharging mechanism 4 further comprises a chute 42 connected with the lower discharging mounting base 41, the feeding section of the chute 42 is connected with the discharging position of the reversing drum 22 and is provided with a switch valve, and after the switch valve is opened, the lower discharging mechanism 4 can discharge to another conveying direction of the side.

[0029] The tensioning mechanism 3 comprises a reversing drum 32, a canopy 33 and a weight box 35, the reversing drum 32 is composed of two upper reversing drums 32 and one lower reversing drum 32, the surfaces of the three reversing drums 32 are arranged in close contact with the rubber belt 2, and the upper reversing drum 32 is arranged in close contact with the lower surface of the rubber belt 2, and the lower reversing drum 32 is arranged in close contact with the upper surface of the rubber belt 2, each reversing drum 32 comprises a drum body and a rotating shaft, and the upper reversing drum 32 is rotatably installed on the rack 1 through the rotating shaft, and the drum body of the lower reversing drum 32 is provided with a circular clamping edge extending outward on the front and rear sides;

[0030] The canopy 33 is located above the lower reversing drum 32, two arc clamps are arranged on the front and rear sides below the main body of the canopy 33, arc-shaped sliding grooves are arranged in the two arc clamps, and the circular clamping edge of the lower reversing drum 32 is rotatably embedded in the arc-shaped sliding grooves, so that the two arc clamps of the canopy 33 clamp the outer edge of the drum body of the lower reversing drum 32 on the front and rear sides, and the circular clamping edge rotates forward or reversely along the arc-shaped sliding grooves when the rubber belt 2 drives the lower reversing drum 32 to rotate;

[0031] The weight box 35 is located below the lower reversing drum 32, the weight box 35 is connected with the canopy 33 through two connecting plates 34 on the front and rear sides, the distance between the two connecting plates 34 is small and forms a lifting channel matched with the vertical guide rod 36, the rotating shaft of the lower reversing drum 32 does not contact the connecting plate 34, the weight box 35 realizes the compression of the canopy 33 and the lower reversing drum 32, and the weight box 35, the lower reversing drum 32 and the canopy 33 synchronously ascend or descend along the vertical guide rod 36 under the combined action of their own gravity and the tensioning force of the rubber belt 2, thereby achieving the optimal tensioning effect of the rubber belt 2 conveying.

[0032] In the embodiment, the tensioning mechanism 3 further comprises a roller support 31, which is obliquely installed on the frame 1 of the lifting section, and the bottom of the roller support 31 is fixedly connected with the top ends of the two vertical guide rods 36 through a connecting piece, and the top plane of the roller support 31 is in contact with the outer circumferential surface of the two redirection rollers 32 above, thereby supporting the rotation of the two redirection rollers 32.

[0033] In the embodiment, a plurality of upper and lower supporting rollers are installed on the frame 1 at intervals, and the rubber belt 2 is arranged around each of the upper and lower supporting rollers, thereby providing good supporting effect for the rubber belt 2 and the aggregate 5.

[0034] In the embodiment, a side frame is installed on the frame 1, and a side plate and a rubber sealing layer are installed in the side frame, thereby limiting the side of the aggregate 5 and smoothly conveying the aggregate 5.

[0035] In the embodiment, a pull rope switch, a deviation switch, a speed switch and a backstop are installed on the frame 1, thereby controlling the position and speed of the rubber belt 2 and achieving safety protection.

[0036] In the embodiment, the roller driving device is first started to drive the rubber belt 2 to rotate, and then the aggregate 5 is fed at a position close to the driving roller 21 on the horizontal section of the frame 1, and the aggregate 5 is conveyed by the rubber belt 2 to a position close to the redirection roller 22 on the lifting section of the frame 1, and then the aggregate 5 is discharged, and in this process, the tensioning mechanism 3 synchronously adjusts the tension of the rubber belt, thereby achieving the effects of convenient adjustment, stable operation and high processing efficiency.

[0037] It should be noted that the above embodiments are only preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, and equivalent transformations made on the basis of the above embodiments all belong to the protection scope of the present application.

Claims

1. A lifting aggregate conveying and feeding device with a tensioning mechanism, characterized in that: The equipment includes a frame comprising a horizontal section and a lifting section. A drive roller is installed at the feed inlet of the horizontal section, and a reversing roller is installed at the discharge outlet of the lifting section. A conveyor belt is arranged around the outside of the drive roller and the reversing roller. The drive roller is driven to rotate by a roller drive device through a transmission mechanism. Simultaneously, the drive roller drives the conveyor belt and the reversing roller to rotate synchronously to achieve aggregate conveying. A feeding mechanism is installed at the top of the lifting section near the reversing roller. The discharge outlet of the feeding mechanism is connected to the feed channel of the aggregate processing equipment to achieve aggregate feeding. Vertical guide rods and a tensioning mechanism are also installed on the middle section of the frame of the conveyor belt lifting section. There are two vertical guide rods arranged parallel to each other. The tensioning mechanism is movably installed on the lifting channel between the two vertical guide rods.

2. The lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 1, characterized in that: The feeding mechanism includes a feeding mounting base and a feeding hopper. The feeding port of the feeding hopper is connected to the discharge port of the reversing roller, and the discharge port of the feeding hopper is connected to the feeding port of the aggregate processing equipment below.

3. The lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 2, characterized in that: The hopper is an inverted conical structure with an open opening, and a guide plate is also provided at the bottom of the hopper.

4. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 2, characterized in that: The hopper is an inverted conical structure with an open opening, and a guide plate is also provided at the bottom of the hopper.

5. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 2, characterized in that: The feeding mechanism also includes an outer cover mounted on the feeding mounting base. The outer cover is installed on the outside of the feeding hopper and forms a semi-enclosed structure at the discharge point at the top of the conveyor belt.

6. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 2, characterized in that: The feeding mechanism also includes a chute connected to the feeding mounting base. The feeding section of the chute is connected to the discharge end of the reversing roller and is equipped with a switch valve.

7. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 1 or 2, characterized in that: The tensioning mechanism includes a redirecting roller, a canopy, and a counterweight box. The redirecting roller consists of two upper redirecting rollers and one lower redirecting roller. The surfaces of all three redirecting rollers are in contact with the tape. The upper redirecting rollers are in contact with the lower surface of the tape, and the lower redirecting rollers are in contact with the upper surface of the tape. Each redirecting roller includes a cylinder and a rotating shaft. The upper redirecting rollers are rotatably mounted on the frame via the rotating shaft. The lower redirecting rollers have outwardly extending circular clamping edges on both the front and rear sides of the cylinder. The canopy is located above the lower redirecting roller. Two arc-shaped clamps are set on the front and rear sides of the lower canopy body. Each arc-shaped clamp has an arc-shaped groove. The circular clamping edge of the lower redirecting roller can be rotatably embedded into the arc-shaped groove, so that the two arc-shaped clamps of the canopy clamp the outer edge of the redirecting roller on the front and rear sides. When the belt is driven, it drives the redirecting roller to rotate, so that the circular clamping edge rotates in the forward or reverse direction along the arc-shaped groove. The counterweight box is located below the lower redirecting roller. Both the front and rear sides of the counterweight box are connected to the canopy through two connecting plates. The distance between the two connecting plates is small and forms a lifting channel that cooperates with the vertical guide rod. The counterweight box achieves the pressing of the canopy and the lower redirecting roller.

8. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 7, characterized in that: The tensioning mechanism also includes a roller support seat, which is installed at an angle on the frame of the lifting section. The bottom of the roller support seat is fixedly connected to the top of two vertical guide rods through a connector, and the top plane of the roller support seat is in contact with the outer circumferential surface of the two upper redirecting rollers.

9. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 1 or 2, characterized in that: Multiple upper and lower rollers are installed at intervals on the upper and lower sides of the frame, and the tape is wrapped around each upper and lower roller.

10. A lifting aggregate conveying and feeding device with a tensioning mechanism according to claim 1 or 2, characterized in that: The frame is equipped with a pull cord switch, a belt misalignment switch, a speed switch, and a backstop for belt position control and emergency protection.

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