Replacing device for hopper lip of roller reclaimer

Abstract

The utility model relates to a roller reclaimer, in particular to a device for replacing a hopper lip of a hopper of a roller reclaimer. Comprising a base, a supporting rod is arranged at one end of the base and hinged to the base, and the other end of the base is hinged to the supporting rod through a jack; the supporting rod is provided with a bucket lip positioning mechanism, the bucket lip positioning mechanism comprises a first sliding block, a second sliding block, an internal thread sleeve and a screw rod, the top surface of the first sliding block and the top surface of the second sliding block are inclined surfaces, and the first sliding block and the second sliding block are arranged on the supporting rod and are in sliding connection with the supporting rod; inner threaded sleeves are arranged on the adjacent sides of the first sliding block and the second sliding block correspondingly, the two ends of the screw are in threaded connection with the two inner threaded sleeves correspondingly, and the screw is driven by the driving assembly. According to the utility model, the replacement time of the hopper lip is greatly shortened, the long-time matching adjustment link of a man-machine is reduced, the potential safety hazard of long-time matching operation of the man-machine in a narrow space is eliminated, and meanwhile, the operation efficiency of replacing the hopper lip is improved.

Description

Technical Field

[0001] The utility model relates to a drum reclaimer, in particular to a device for replacing the lip of a hopper of a drum reclaimer. Background Art

[0002] After the drum reclaimer is used for a long time, the lip of the hopper will be worn and thinned, affecting the reclaiming operation. When replacing the severely worn lip of the hopper, due to its large volume and heavy weight, a chain hoist and a forklift are used in cooperation, and a crowbar is used for fine adjustment to align the lip of the hopper with the bolt holes of the hopper. The cooperation space between humans and machines is small, and there are relatively large safety hazards. Each time a lip of a hopper is replaced, the maintenance time is about 105 minutes, the downtime is relatively long, it is time-consuming and laborious, and the production efficiency is reduced. Content of the Utility Model

[0003] The utility model aims to solve the above technical problems, and thus provides a device for replacing the lip of a hopper of a drum reclaimer, which improves the disassembly and assembly efficiency.

[0004] The technical scheme adopted by the utility model to solve its technical problems is as follows:

[0005] A device for replacing the lip of a hopper of a drum reclaimer includes a base. One end of the base is provided with a support rod, the support rod is hinged to the base, and the other end of the base is hinged to the support rod through a jack.

[0006] The support rod is provided with a lip positioning mechanism. The lip positioning mechanism includes a first slider, a second slider, an internally threaded sleeve and a screw rod. The top surfaces of the first slider and the second slider are respectively inclined planes. The first slider and the second slider are respectively placed on the support rod and are slidably connected to the support rod. Internally threaded sleeves are respectively arranged on the adjacent sides of the first slider and the second slider. The two ends of the screw rod are respectively threadedly connected to the two internally threaded sleeves, and the screw rod is driven by a driving component.

[0007] Compared with the prior art, the utility model adopting the above technical scheme has the following beneficial effects:

[0008] The structure is simple, safe and stable, the cost is low, the replacement time of the lip of the hopper is greatly shortened, the long-term cooperation and adjustment link between humans and machines is reduced, the safety hazard of long-term cooperation and operation between humans and machines in a narrow space is eliminated, and at the same time, the operation efficiency of replacing the lip of the hopper is improved, so that the operation of replacing the lip of the hopper is carried out safely and efficiently.

[0009] Further, the optimized scheme of the utility model is as follows:

[0010] The driving component includes a driven bevel gear, a driving bevel gear, a transmission rod and a handwheel. The driven bevel gear is installed on the screw rod, the driven bevel gear meshes with the driving bevel gear, the driving bevel gear is installed at one end of the transmission rod, and the other end of the transmission rod penetrates through the support rod and is installed with a handwheel.

[0011] The support rod is provided with a chute, and guide pins are respectively provided on the bottom surfaces of the first slider and the second slider, and the guide pins are engaged with the chute.

[0012] The lower end of the jack is hinged to the base through a lower ear plate, a lower pin shaft and a lower ear shaft, and the upper end of the jack is hinged to the support rod through an upper ear plate, an upper pin shaft and an upper ear shaft.

[0013] The materials of the base and the support rod are both channel steels.

[0014] The top surfaces of the first slider and the second slider are respectively engaged with the bottom surfaces of the two bucket lip bottom plates.

[0015] A support plate is provided at the lower end of the support rod. Description of the Drawings

[0016] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the present utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the bucket lip positioning mechanism of the embodiment of the present utility model;

[0018] Figure 3 It is a schematic diagram of the bucket lip of the hopper and the positioning mechanism of the embodiment of the present utility model;

[0019] Figure 4 It is a schematic diagram of the disassembly and assembly of the bucket lip of the hopper of the embodiment of the present utility model.

[0020] In the figure: base 1; shaft 2; support plate 3; chute 3-1; support plate 3-2; lower ear seat 4; lower pin shaft 5; lower ear plate 6; jack 7; upper pin shaft 8; upper ear seat 9; first slider 10; second slider 11; internal thread sleeve 12; screw 13; guide pin 14; driven bevel gear 15; driving bevel gear 16; transmission rod 17; hand wheel 18; bucket lip 19; bucket lip bottom plate 19-1; hopper 20. Detailed Embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0022] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0023] See Figure 1 、 Figure 2 In this embodiment, a device for replacing the lip of the hopper of a drum feeder is provided, which mainly consists of a base 1, a shaft 2, a support plate 3, a jack 7 and a lip positioning mechanism. The base 1 is made of channel steel, which is horizontally arranged with the groove facing downwards. The right end of the base 1 is hinged to the lower end of the support plate 3 through the shaft 2. The support plate 3 is made of channel steel with the groove facing downwards and is inclined.

[0024] A lower ear seat 4 is welded to the left end of the base 1. The lower ear seat 4 is hinged to the lower ear plate 6 through a lower pin shaft 5. A jack 7 is installed on the upper part of the lower ear plate 6. The outer end of the piston rod of the jack 7 is hinged to the upper ear seat 9 through an upper ear plate and an upper pin shaft 8. The upper ear seat 9 is welded to the bottom of the left end of the support plate 3. The base 1, the support plate 3 and the jack 7 form a triangle. By adjusting the jack 7, the inclination angle of the support plate 3 is adjusted to adapt to the angle of the lip of the hopper lip 19.

[0025] A lip positioning mechanism is provided on the support rod 3. The lip positioning mechanism mainly consists of a first slider 10, a second slider 11, an internal thread sleeve 12, a screw rod 13 and a driving component. The top surfaces of the first slider 10 and the second slider 11 are respectively inclined planes. During use, the top surfaces of the first slider 10 and the second slider 11 are respectively matched with the bottom surfaces of the two hopper bottom plates 19-1 ( Figure 3 as shown). The first slider 10 and the second slider 11 are respectively placed on the support rod 3 and are slidably connected thereto. The support rod 3 is provided with a chute 3-1. Guide pins 14 are respectively provided on the bottom surfaces of the first slider 10 and the second slider 11. The guide pins 14 are matched with the chute 3-1 to guide the two sliders. A support plate 3-2 is welded to the lower end of the support rod 3 to improve the stability of the hopper lip 19.

[0026] Internal thread sleeves 12 are respectively installed on the adjacent sides of the first slider 10 and the second slider 11. The two ends of the screw rod 13 are respectively threadedly connected to the two internal thread sleeves 12. The screw rod 13 is provided with two external threads with opposite helix directions. The screw rod 13 is driven by a driving component. The driving component mainly consists of a driven bevel gear 15, a driving bevel gear 16, a transmission rod 17 and a handwheel 18. The driven bevel gear 15 is installed on the screw rod 13. The driven bevel gear 15 is meshed and driven with the driving bevel gear 16. The driving bevel gear 16 is installed at the upper end of the transmission rod 17. The transmission rod 17 is inclined and perpendicular to the support rod 3. The lower end of the transmission rod 17 penetrates through the support rod 3 and is installed with a handwheel 18. An adjusting pad is installed between the driving bevel gear 16 and the web of the support rod 3. A positioning ring is installed on the transmission rod 17 inside the web of the support rod 3. The adjusting pad and the positioning ring are used to adjust the meshing clearance between the driven bevel gear 15 and the driving bevel gear 16.

[0027] The usage process of this device is ( Figure 3, Figure 4 As shown in Figure 4 : During disassembly, place the two devices on forklifts respectively. The notches of the two bases 1 are placed on the two fork teeth respectively. Start the forklift and place the device under the lip 19 of the hopper. Adjust the jack 7 to make the angle of the support rod 3 correspond to the angle of the hopper lip 19. Lift the fork teeth of the forklift to make the lip positioning mechanism located inside the lip of the hopper lip 19. Rotate the handwheel 18. The handwheel 18 drives the transmission rod 17 and the driving bevel gear 16 to rotate. The driving bevel gear 16 drives the driven bevel gear 15 and the screw rod 13 to rotate. The screw rod 13 drives the first slider 10 and the second slider 11 to slide in opposite directions on the support rod 3 through the two internal thread sleeves 12. The two inclined surfaces of the first slider 10 and the second slider 11 are respectively in contact with the bottom surface of the hopper lip bottom plate 19-1, thereby positioning the hopper lip 19. Remove the connecting bolts of the hopper lip 19 and the hopper 20, and remove the old hopper lip 19.

[0028] When installing the new hopper lip 19, adjust the jack 7 to reduce the inclination angle of the support rod 3. Place the hopper lip 19 on the support rod 3. Rotate the handwheel 18. The handwheel 18 drives the transmission rod 17 and the driving bevel gear 16 to rotate. The driving bevel gear 16 drives the driven bevel gear 15 and the screw rod 13 to rotate. The screw rod 13 drives the first slider 10 and the second slider 11 to slide on the support rod 3 through the two internal thread sleeves 12. The two inclined surfaces of the first slider 10 and the second slider 11 are respectively in contact with the bottom surface of the hopper lip bottom plate 19-1, thereby positioning the hopper lip 19.

[0029] Start the forklift, place the lip into the hopper 20, adjust the jack 7 to make the hopper lip 19 fit with the port of the hopper 20. Lift the fork teeth of the forklift, place the hopper lip 19 inside the port of the hopper 20, align the bolt holes, and tighten the bolts.

[0030] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A hopper lip replacement device for a drum reclaimer, comprising a base, characterized in that: A support rod is provided at one end of the base, the support rod is hinged to the base, and the other end of the base is hinged to the support rod via a jack; The support rod is provided with a bucket lip positioning mechanism, which includes a first slider, a second slider, an internally threaded sleeve and a screw. The top surfaces of the first slider and the second slider are inclined surfaces respectively. The first slider and the second slider are respectively placed on the support rod and slidably connected to the support rod. The adjacent sides of the first slider and the second slider are respectively provided with internally threaded sleeves, and both ends of the screw are respectively threadedly connected to the two internally threaded sleeves, and the screw is driven by a driving assembly.

2. The drum reclaimer bucket lip replacement device according to claim 1 is characterized in that: The driving assembly includes a driven bevel gear, a driving bevel gear, a transmission rod and a handwheel. The driven bevel gear is installed on the screw rod and meshes with the driving bevel gear. The driving bevel gear is installed at one end of the transmission rod. The other end of the transmission rod passes through the support rod and is equipped with a handwheel.

3. The drum reclaimer bucket lip replacement device according to claim 1, characterized in that: The support rod is provided with a slide groove, and the bottom surfaces of the first sliding block and the second sliding block are respectively provided with guide pins, and the guide pins are matched with the slide groove.

4. The drum reclaimer bucket lip replacement device according to claim 1, characterized in that: The lower end of the jack is hinged to the base through a lower ear plate, a lower pin shaft and a lower ear shaft, and the upper end of the jack is hinged to the support rod through an upper ear plate, an upper pin shaft and an upper ear shaft.

5. The drum reclaimer bucket lip replacement device according to claim 1, characterized in that: The base and the support rod are both made of channel steel.

6. The drum reclaimer bucket lip replacement device according to claim 1, characterized in that: The top surfaces of the first sliding block and the second sliding block are matched with the bottom surfaces of the two bucket lip bottom plates respectively.

7. The drum reclaimer bucket lip replacement device according to claim 1, characterized in that: A supporting plate is provided at the lower end of the supporting rod.

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