Crimping form for rapidly replacing screen mesh of drum screen

Abstract

The utility model discloses a crimping form for quickly replacing a rotary screen mesh, which comprises a support frame for supporting a rotary screen mesh body and a binding belt, and the other end of the binding belt is provided with a winding mechanism. The winding mechanism comprises a winding box body, the outer surface of the winding box body is rotationally connected with a hexagonal cap and a ratchet wheel, the hexagonal cap and the ratchet wheel are fixedly connected to the two ends of a winding wheel respectively, the surface of the winding box body is further rotationally connected with a locking arm through a pin shaft, and a first spring is arranged on the surface of the locking arm. The end, away from the locking arm, of the first spring is fixedly connected with a dismounting and fixing assembly. According to the rotary drum screen, the binding belt and the winding mechanism are arranged, the hexagonal cap is sleeved with the wrench, the wrench is used for rotating the hexagonal cap, so that the winding wheel and the ratchet wheel can be driven to rotate, the binding belt can be rapidly wound through rotation of the winding wheel, and therefore the rotary drum screen body is bound and fixed; limiting of the locking arms can be relieved by pulling out the limiting columns, and therefore convenience is provided for replacement of the drum screen body.

Description

Technical Field

[0001] The utility model relates to the technical field of drum screen mesh installation, in particular to a drum screen mesh crimping form for rapid replacement. Background Art

[0002] At present, the aluminum roller screen press uses a steel pressure plate to press the screen through screws. In the actual production process, since the aluminum ash continues to exert pressure on the screen during the rolling process, after about 16 hours of use, the screen is checked and it is found that the screen crimping often breaks, so the screen needs to be replaced. The screen replacement operation requires the removal of the crimping screws, which takes a long time and seriously affects production efficiency.

[0003] Currently, due to the limitation of the drum screen pressing method, the screen will be damaged after a period of use. When this happens, the screen needs to be replaced. This method will affect the production continuity of the aluminum extraction process and reduce production efficiency. Therefore, we need a quick replacement drum screen crimping method. Utility Model Content

[0004] The purpose of the utility model is to provide a fast-changing drum screen mesh crimping form to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a form of quick-change drum screen crimping, including a support frame and a strap for supporting the drum screen body, both ends of the support frame are provided with through grooves, one end of the strap is fixedly connected to the outside of the through groove, and the other end of the strap is provided with a winding mechanism.

[0006] The winding mechanism includes a winding box body, a cavity is opened inside the winding box body, a winding wheel is rotatably connected to the inner wall of the cavity, and a hexagonal cap and a ratchet are rotatably connected to the outer surface of the winding box body, and the hexagonal cap and the ratchet are respectively fixedly connected to the two ends of the winding wheel, and the surface of the winding box body is also rotatably connected to a locking arm through a pin shaft, and a first spring is provided on the surface of the locking arm, and a disassembly assembly is fixedly connected to the end of the first spring away from the locking arm, and a hook hung on the outside of the through groove is fixedly connected to the lower surface of the winding box body.

[0007] Preferably, the number of the support frame, the binding strap and the winding mechanism is at least two.

[0008] Preferably, the end of the locking arm further includes a clamping head that fits with the ratchet.

[0009] Preferably, the surface of the locking arm is fixedly connected to a limiting column, and the end of the first spring is sleeved on the outside of the limiting column.

[0010] Preferably, the disassembling and fixing assembly comprises an outer sleeve and a fixing pin, and the surfaces of the outer sleeve and the winding box are both provided with slots, and the fixing pin is clamped in the slots.

[0011] Preferably, the slot and the fixing pin are both square in shape, and a finger ring is fixedly connected to the end of the fixing pin.

[0012] Preferably, a slide groove is opened inside the hook, the inner wall of the slide groove is slidably connected with an arc-shaped limit plate, the surface of the arc-shaped limit plate is fixedly connected with an operating column, the end of the arc-shaped limit plate is fixedly connected with a second spring, and the end of the second spring away from the arc-shaped limit plate is fixedly connected to the inner wall of the slide groove.

[0013] Beneficial Effects

[0014] The utility model provides a fast replacement drum screen crimping form, which has the following beneficial effects:

[0015] 1. The quick-change drum screen crimping form, by arranging a strap and a winding mechanism, using a wrench to set the sleeve on the outside of the hexagonal cap, and using a wrench to rotate the hexagonal cap, can drive the winding wheel and the ratchet to rotate, through the rotation of the winding wheel, the strap can be quickly wound up, so as to realize the binding and fixing of the drum screen body; when it is necessary to replace the drum screen body, by pulling out the limit column, the outer sleeve and the first spring can be removed, so that the limit on the locking arm can be released, and then the winding wheel can be rotated in the opposite direction to loosen the strap, thereby providing convenience for the replacement of the drum screen body.

[0016] 2. The quick-change drum screen crimping form, by setting a slide groove, an arc-shaped limit plate, an operating column and a second spring, can facilitate the sliding of the arc-shaped limit plate in the slide groove by using the operating column, and the arc-shaped limit plate is pushed by the second spring to close the opening of the hook, thereby effectively preventing the hook from detaching from the support frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a quick-change drum screen crimping form proposed by the utility model;

[0018] Figure 2 A three-dimensional structural diagram of a winding mechanism of a quick-change drum screen crimping type proposed by the utility model;

[0019] Figure 3 A method for quickly replacing the drum screen mesh crimping method proposed by the utility model Figure 2 A is a schematic diagram of the enlarged structure;

[0020] Figure 4 This is a schematic cross-sectional structure diagram of a winding box body in a crimped form for quickly replacing a drum screen proposed by the utility model.

[0021] In the figure: 1. Drum screen body; 2. Support frame; 3. Binding strap; 4. Through slot; 5. Winding mechanism; 6. Winding box; 7. Cavity; 8. Winding wheel; 9. Hexagonal cap; 10. Ratchet; 11. Pin; 12. Locking arm; 13. First spring; 14. Disassembly and fixing assembly; 15. Hook; 16. Limiting column; 17. External sleeve; 18. Fixing pin; 19. Slot; 20. Finger ring; 21. Arc-shaped limiting plate; 22. Operating column; 23. Second spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a quick-change drum screen crimping form, including a support frame 2 and a strap 3 for supporting the drum screen body 1, both ends of the support frame 2 are provided with through grooves 4, one end of the strap 3 is fixedly connected to the outside of the through groove 4, and the other end of the strap 3 is provided with a winding mechanism 5.

[0024] The winding mechanism 5 includes a winding box 6, which has a cavity 7 inside. The inner wall of the cavity 7 is rotatably connected to a winding wheel 8, and the winding wheel 8 is fixedly connected to the end of the strap 3. The outer surface of the winding box 6 is rotatably connected to a hexagonal cap 9 and a ratchet 10, respectively. The hexagonal cap 9 and the ratchet 10 are respectively fixedly connected to the two ends of the winding wheel 8, and the surface of the winding box 6 is also rotatably connected to a locking arm 12 through a pin shaft 11. The surface of the locking arm 12 is provided with a first spring 13, and the end of the first spring 13 away from the locking arm 12 is fixedly connected to a disassembly assembly 14, and the lower surface of the winding box 6 is fixedly connected to a hook 15 hung on the outside of the through slot 4.

[0025] The number of the support frame 2, the binding belt 3 and the winding mechanism 5 is at least two.

[0026] The end of the locking arm 12 further includes a chuck that fits with the ratchet 10 .

[0027] The surface of the locking arm 12 is fixedly connected to a limiting column 16 , and the end of the first spring 13 is sleeved on the outside of the limiting column 16 .

[0028] The disassembly and fixing component 14 includes an outer sleeve 17 and a fixing pin 18. The surfaces of the outer sleeve 17 and the winding box 6 are both provided with a slot 19, and the fixing pin 18 is clamped in the slot 19. By arranging the strap 3 and the winding mechanism 5, a wrench is used to arrange it on the outside of the hexagonal cap 9, and the hexagonal cap 9 is rotated with a wrench, so that the winding wheel 8 and the ratchet 10 can be driven to rotate. By rotating the winding wheel 8, the strap 3 can be quickly wound up, so that the drum screen body 1 is bound and fixed; when it is necessary to replace the drum screen body 1, the outer sleeve 17 and the first spring 13 can be removed by pulling out the limit column 16, so that the limit on the locking arm 12 can be released, and then the winding wheel 8 can be rotated in the opposite direction to loosen the strap 3, thereby providing convenience for replacing the drum screen body 1.

[0029] The slot 19 and the fixing pin 18 are both square in shape, and a finger ring 20 is fixedly connected to the end of the fixing pin 18. By providing the finger ring 20, the fixing pin 18 can be easily pulled out.

[0030] A sliding groove is provided inside the hook 15, and an arc-shaped limit plate 21 is slidably connected to the inner wall of the sliding groove, an operating column 22 is fixedly connected to the surface of the arc-shaped limit plate 21, and a second spring 23 is fixedly connected to the end of the arc-shaped limit plate 21, and the end of the second spring 23 away from the arc-shaped limit plate 21 is fixedly connected to the inner wall of the sliding groove. By setting the sliding groove, the arc-shaped limit plate 21, the operating column 22 and the second spring 23, the operating column 22 can be used to facilitate sliding the arc-shaped limit plate 21 in the sliding groove, and the second spring 23 is used to apply a thrust to the arc-shaped limit plate 21, so that the opening of the hook 15 can be closed, thereby effectively preventing the hook 15 from detaching from the support frame 2.

[0031] Working principle: When the quick-change drum screen crimping form is in use, the drum screen body 1 can be first placed on the support frame 2, and then one end of the strap 3 is fixed to the outside of the binding slot 4, and the hook 15 is hung on the outside of the other end of the slot 4, and then the hexagonal cap 9 is rotated with a wrench, so that the winding wheel 8 and the ratchet 10 can be driven to rotate. By rotating the winding wheel 8, the strap 3 can be quickly wound up, so that the drum screen body 1 is bound and fixed, and under the elastic force of the first spring 13, the clamping head of the locking arm 12 will contact the ratchet 10, thereby effectively avoiding the problem of loosening of the strap 3 due to the reverse rotation of the ratchet 10; when it is necessary to replace the drum screen body 1, the outer sleeve 17 and the first spring 13 can be disassembled by pulling out the limit column 16, so that the limit of the locking arm 12 can be released, and then the winding wheel 8 can be rotated in the opposite direction to loosen the strap 3, which provides convenience for replacing the drum screen body 1.

[0032] In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A quick-change drum screen crimping form, comprising a support frame (2) and a strap (3) for supporting a drum screen body (1), characterized in that: Both ends of the support frame (2) are provided with through slots (4), one end of the binding belt (3) is fixedly connected to the outside of the through slot (4), and the other end of the binding belt (3) is provided with a winding mechanism (5). The winding mechanism (5) comprises a winding box (6), a cavity (7) is provided inside the winding box (6), a winding wheel (8) is rotatably connected to the inner wall of the cavity (7), a hexagonal cap (9) and a ratchet (10) are rotatably connected to the outer surface of the winding box (6), the hexagonal cap (9) and the ratchet (10) are respectively fixedly connected to the two ends of the winding wheel (8), and the surface of the winding box (6) is also rotatably connected to a locking arm (12) through a pin shaft (11), a first spring (13) is provided on the surface of the locking arm (12), and a disassembly assembly (14) is fixedly connected to one end of the first spring (13) away from the locking arm (12), and a hook (15) hung on the outside of the through slot (4) is fixedly connected to the lower surface of the winding box (6).

2. A quick-change drum screen crimping form according to claim 1, characterized in that: The number of the support frame (2), the binding belt (3) and the winding mechanism (5) is at least two.

3. A quick-change drum screen crimping form according to claim 1, characterized in that: The end of the locking arm (12) also includes a clamping head that fits with the ratchet (10).

4. A quick-change drum screen crimping form according to claim 3, characterized in that: The surface of the locking arm (12) is fixedly connected to a limiting column (16), and the end of the first spring (13) is sleeved on the outside of the limiting column (16).

5. A quick-change drum screen crimping form according to claim 1, characterized in that: The disassembly and fixing assembly (14) comprises an outer sleeve (17) and a fixing pin (18); a slot (19) is provided on the surface of the outer sleeve (17) and the winding box (6); and the fixing pin (18) is snap-fitted into the slot (19).

6. A quick-change drum screen crimping form according to claim 5, characterized in that: The slot (19) and the fixing pin (18) are both square in shape, and a finger ring (20) is fixedly connected to the end of the fixing pin (18).

7. A quick-change drum screen crimping form according to claim 1, characterized in that: A slide groove is provided inside the hook (15), the inner wall of the slide groove is slidably connected to an arc-shaped limit plate (21), the surface of the arc-shaped limit plate (21) is fixedly connected to an operating column (22), the end of the arc-shaped limit plate (21) is fixedly connected to a second spring (23), and one end of the second spring (23) away from the arc-shaped limit plate (21) is fixedly connected to the inner wall of the slide groove.

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