Rib pressing device used before edge rolling of fan shell

By introducing adjustment components into the rib press device, the problem of the need to replace the rib press for the fan housing of different thicknesses in the prior art is solved, and flexible processing of fan housing of different thicknesses is achieved, and the practicality of the equipment is improved.

CN222873112UActive Publication Date: 2025-05-16ZHEJIANG YUESHUN FAN CO LTD
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Patent Information

Application Number
CN202421321515.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-11
Publication Date
2025-05-16
Estimated Expiration
2034-06-11

AI Technical Summary

Technical Problem

The existing rib presses lack a thickness adjustment structure, which leads to the need to replace different types of rib presses when pressing fan shells of different thicknesses, which is poor in practicality.

Method used

A rib pressing device before the fan housing is rolled round is designed, which includes an adjustment component. Through the adjustment component, the spacing of the rib pressing components can be adjusted, so as to adapt to the fan housing of different thicknesses for rib pressing treatment.

Benefits of technology

It solves the problem of needing to replace the press when pressing the ribs for fan shells of different thicknesses, and improves the practicality and scope of application of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of ribbing devices, and discloses a ribbing device before rolling of a fan shell, which comprises a rack, two conveying rollers and two output rollers which are arranged up and down are rotatably connected in the rack, the two conveying rollers abut against each other, a plurality of rollers are fixed on the side wall of the upper output roller, and a plurality of rollers are fixed on the side wall of the lower output roller. The conveying rollers are arranged on the side wall of the rack, the rollers abut against the output rollers below the rollers, a positioning assembly is arranged on the front side of the conveying rollers, a ribbing mechanism is arranged between the conveying rollers and the output rollers and comprises a ribbing assembly and an adjusting assembly, and a transmission mechanism is arranged on the side wall of the rack, so that fan shells with different thicknesses can be subjected to ribbing treatment by arranging the adjusting assembly; the problem that in the prior art, when fan shells with different thicknesses are subjected to rib pressing, a rib pressing machine needs to be replaced is solved, and therefore practicability is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of rib pressing devices, in particular to a rib pressing device before a fan casing is rolled. Background Art

[0002] A fan is a machine that relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine. Fan is China's customary abbreviation for gas compression and gas delivery machinery. The fans usually mentioned include ventilators, blowers, and wind turbines. Fans are widely used in factories, mines, tunnels, cooling towers, vehicles, ships, and buildings for ventilation, dust removal and cooling, boilers and industrial furnaces for ventilation and air induction; air conditioning equipment and cooling and ventilation in household appliances; grain drying and selection, wind tunnel wind source and air cushion craft inflation and propulsion, etc. The fan housing needs to be processed during production.

[0003] At present, during the processing of the fan casing, it is necessary to use a rib pressing machine to roll out reinforcing ribs on the fan casing, so as to enhance the strength and rigidity of the fan casing.

[0004] In the above solution, the existing crimping machine does not have a thickness adjustment structure. When crimping fan casings of different thicknesses, crimping machines of different models need to be replaced, resulting in poor practicality. Utility Model Content

[0005] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a device for crimping a fan casing before rolling it up. By providing an adjustment component, the device can be used to crimp fan casings of different thicknesses, thereby solving the problem in the prior art of needing to replace a crimping machine when crimping fan casings of different thicknesses, thereby improving practicality.

[0006] The solution of the utility model to solve the technical problem is:

[0007] A rib pressing device before rolling up a fan casing comprises a frame, in which two conveying rollers and two output rollers arranged upper and lower are rotatably connected, the two conveying rollers abut against each other, a plurality of rollers are fixed on the side wall of the output roller located above, the rollers abut against the output roller below, a positioning assembly is provided on the front side of the conveying roller, a rib pressing mechanism is provided between the conveying roller and the output roller, the rib pressing mechanism comprises a rib pressing assembly and an adjustment assembly, and a transmission mechanism is provided on the side wall of the frame.

[0008] When it is necessary to perform rib pressing on the fan casing, the transmission mechanism is started to drive the two conveying rollers to rotate inward, and the rib pressing assembly and the output roller are driven to work at the same time. The adjustment assembly is started to adjust the rib pressing assembly, so that fan casings of different thicknesses can be ribbed. The fan casing is placed on the positioning assembly, and the fan casing is limited by the positioning assembly. One end of the fan casing is pushed between the two conveying rollers, so that the fan casing is driven to move by the conveying rollers, and the fan casing is rolled to have reinforcing ribs after passing through the rib pressing assembly, and the rolled fan casing is output through the output roller and the roller wheel, thereby completing the rib pressing work of the fan casing.

[0009] By providing an adjustment component, fan casings of different thicknesses can be ribbed, which solves the problem of needing to replace a rib-pressing machine when rib-pressing fan casings of different thicknesses in the prior art, thereby improving practicality.

[0010] The utility model is further configured as follows: the positioning assembly includes two sliding rods fixed in the frame, two positioning blocks are slidably connected to the sliding rods, a threaded rod is screwed in the middle of the positioning block, and the threaded rod passes through the protruding end of the positioning block and is rotatably connected to the side wall of the frame.

[0011] Through the above technical solution, when the fan casing needs to be limited, the fan casing is placed on the upper ends of the two positioning blocks, and the threaded rod is rotated to drive the positioning blocks to move so that the fan casing rests against the side walls of the positioning blocks, thereby limiting the fan casing.

[0012] The utility model is further configured as follows: the rib pressing assembly includes a first pressing roller rotatably connected to the frame, a plurality of raised rollers are fixed on the side wall of the first pressing roller, a second pressing roller is arranged above the first pressing roller, a plurality of grooved rollers cooperating with the raised rollers are fixed on the side wall of the second pressing roller, and the second pressing roller is installed on the adjusting assembly.

[0013] Through the above technical solution, when the fan casing needs to be rolled, the spacing between the first pressing roller and the second pressing roller is adjusted by the adjusting component, so that fan casings of different thicknesses can be rolled. When the fan casing passes between the first pressing roller and the second pressing roller, the fan casing is rolled under the action of the raised roller and the grooved roller, so that reinforcing ribs are rolled on the side walls of the fan casing.

[0014] The utility model is further configured as follows: the adjustment component includes two cylinders fixed on the upper end of the frame, the two ends of the second pressure roller are rotatably connected to a slider, a slide groove matching the slider is formed on the side wall of the frame, and the valve push rod of the cylinder is fixed on the upper end of the slider.

[0015] Through the above technical solution, when the distance between the first pressing roller and the second pressing roller needs to be adjusted, the two cylinders are started at the same time to drive the second pressing roller to move, so that the distance between the first pressing roller and the second pressing roller can be adjusted.

[0016] The utility model is further configured as follows: the transmission mechanism includes a linkage assembly and a transmission assembly, the linkage assembly includes two first sprockets fixed to the end of the first pressure roller, one end of each of the two conveying rollers is fixed with a gear, the two gears are meshed with each other, one end of one of the conveying rollers and one of the output rollers is fixed with a second sprocket, and a first chain is connected between the first sprocket and the second sprocket.

[0017] Through the above technical solution, when one of the conveying rollers is driven to rotate by the transmission component, the two conveying rollers are rotated inwardly under the action of the gears, and at the same time, the first pressure roller is driven to rotate under the action of the first chain. The rotation of the first pressure roller also drives one of the output rollers to rotate.

[0018] The utility model is further configured as follows: the transmission assembly includes a reduction motor fixed in the frame, a third sprocket is fixed on the output end of the reduction motor, a fourth sprocket is fixed on the end of one of the conveying rollers, and a second chain is connected between the third sprocket and the fourth sprocket.

[0019] Through the above technical solution, when it is necessary to drive one of the conveying rollers to rotate, the reduction motor is started, so that one of the conveying rollers is driven to rotate under the action of the second chain.

[0020] The utility model is further configured such that the groove parts of the plurality of rollers and the plurality of groove rollers are staggered.

[0021] Through the above technical solution, when the rolled fan housing passes between the output roller and the roller, the roller is prevented from rolling the reinforcing ribs of the fan housing after rolling.

[0022] The utility model is further configured as follows: a hand wheel is fixed at the end of the threaded rod.

[0023] Through the above technical solution, when the threaded rod needs to be driven to rotate, a hand wheel is provided to facilitate driving the threaded rod to rotate.

[0024] The beneficial effects of the utility model are:

[0025] Compared with the prior art, the adjustment component is provided so that fan casings of different thicknesses can be ribbed, which solves the problem of the prior art that a rib-bar pressing machine needs to be replaced when rib-baring fan casings of different thicknesses, thereby improving practicality.

[0026] The hand wheel is provided to facilitate driving the threaded rod to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0028] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 3 It is a side view of the utility model;

[0030] Figure 4 It is a top view of the utility model.

[0031] Figure numerals: 1, frame; 101, slide; 2, conveying roller; 3, output roller; 4, roller; 5, slide rod; 6, positioning block; 7, threaded rod; 8, first pressure roller; 9, raised roller; 10, second pressure roller; 11, groove roller; 12, cylinder; 1201, valve push rod; 13, slider; 14, first sprocket; 15, gear; 16, second sprocket; 17, first chain; 18, reduction motor; 19, third sprocket; 20, fourth sprocket; 21, second chain; 22, handwheel. DETAILED DESCRIPTION

[0032] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0033] The following references Figures 1 to 4 The utility model is described.

[0034] A rib pressing device before rolling a fan casing comprises a frame 1, in which two conveying rollers 2 and two output rollers 3 arranged upper and lower are rotatably connected, the two conveying rollers 2 abut against each other, a plurality of rollers 4 are fixed on the side wall of the output roller 3 located above, the rollers 4 abut against the output roller 3 below, a positioning assembly is provided on the front side of the conveying roller 2, a rib pressing mechanism is provided between the conveying roller 2 and the output roller 3, the rib pressing mechanism comprises a rib pressing assembly and an adjustment assembly, and a transmission mechanism is provided on the side wall of the frame 1.

[0035] When it is necessary to perform rib beading on the fan casing, start the transmission mechanism to drive the two conveying rollers 2 to rotate inward, and at the same time drive the rib beading assembly and the output roller 3 to work, start the adjustment assembly, adjust the rib beading assembly, so that fan casings of different thicknesses can be ribbed, place the fan casing on the positioning assembly, and limit the fan casing by the positioning assembly, push one end of the fan casing between the two conveying rollers 2, so that the fan casing is driven to move by the conveying roller 2, and the fan casing is rolled to have reinforcing ribs after passing through the rib beading assembly, and then the rolled fan casing is output through the output roller 3 and the roller wheel 4, thereby completing the rib beading work of the fan casing.

[0036] By providing an adjustment component, fan casings of different thicknesses can be ribbed, which solves the problem of needing to replace a rib-pressing machine when rib-pressing fan casings of different thicknesses in the prior art, thereby improving practicality.

[0037] The positioning assembly includes two slide bars 5 fixed in the frame 1, and two positioning blocks 6 are slidably connected to the slide bars 5. A threaded rod 7 is screwed in the middle of the positioning block 6, and the threaded rod 7 passes through the protruding end of the positioning block 6 and is rotatably connected to the side wall of the frame 1.

[0038] When the fan casing needs to be limited, the fan casing is placed on the upper ends of the two positioning blocks 6, and the threaded rod 7 is rotated to drive the positioning blocks 6 to move so that the fan casing rests against the side walls of the positioning blocks 6, thereby limiting the fan casing.

[0039] The rib pressing assembly includes a first pressing roller 8 rotatably connected to the frame 1, a plurality of raised rollers 9 are fixed on the side wall of the first pressing roller 8, a second pressing roller 10 is provided above the first pressing roller 8, a plurality of grooved rollers 11 cooperating with the raised rollers 9 are fixed on the side wall of the second pressing roller 10, and the second pressing roller 10 is installed on the adjusting assembly.

[0040] When the fan casing needs to be rolled, the spacing between the first pressing roller 8 and the second pressing roller 10 is adjusted by the adjusting component, so that fan casings of different thicknesses can be rolled. When the fan casing passes between the first pressing roller 8 and the second pressing roller 10, the fan casing is rolled under the action of the raised roller 9 and the grooved roller 11, so that reinforcing ribs are rolled on the side walls of the fan casing.

[0041] The adjustment assembly includes two cylinders 12 fixed to the upper end of the frame 1, and a slider 13 is rotatably connected to each end of the second pressure roller 10. A slide groove 101 that cooperates with the slider 13 is formed on the side wall of the frame 1, and the valve push rod 1201 of the cylinder 12 is fixed to the upper end of the slider 13.

[0042] When the distance between the first pressing roller 8 and the second pressing roller 10 needs to be adjusted, the two cylinders 12 are started simultaneously to drive the second pressing roller 10 to move, so that the distance between the first pressing roller 8 and the second pressing roller 10 can be adjusted.

[0043] The transmission mechanism includes a linkage assembly and a transmission assembly. The linkage assembly includes two first sprockets 14 fixed to the end of the first pressure roller 8. A gear 15 is fixed to one end of each of the two conveying rollers 2. The two gears 15 are meshed with each other. A second sprocket 16 is fixed to the end of each of the conveying rollers 2 and one of the output rollers 3. A first chain 17 is connected between the first sprocket 14 and the second sprocket 16.

[0044] When one of the conveying rollers 2 is driven to rotate by the transmission assembly, the two conveying rollers 2 are rotated inwardly under the action of the gear 15, and the first pressure roller 8 is driven to rotate under the action of the first chain 17. The rotation of the first pressure roller 8 also drives one of the output rollers 3 to rotate.

[0045] The transmission assembly includes a reduction motor 18 fixed in the frame 1, a third sprocket 19 is fixed to the output end of the reduction motor 18, a fourth sprocket 20 is fixed to the end of one of the conveying rollers 2, and a second chain 21 is connected between the third sprocket 19 and the fourth sprocket 20.

[0046] When it is necessary to drive one of the conveying rollers 2 to rotate, the reduction motor 18 is started, so that one of the conveying rollers 2 is driven to rotate under the action of the second chain 21 .

[0047] The grooved portions of the plurality of rollers 4 and the plurality of grooved rollers 11 are staggered.

[0048] When the rolled fan housing passes between the output roller 3 and the roller 4, the roller 4 is prevented from rolling the reinforcing ribs of the fan housing after rolling.

[0049] A hand wheel 22 is fixed to the end of the threaded rod 7 .

[0050] When the threaded rod 7 needs to be driven to rotate, a hand wheel 22 is provided to facilitate driving the threaded rod 7 to rotate.

[0051] Working principle:

[0052] When it is necessary to press the fan casing, start the reduction motor 18 to drive one of the conveying rollers 2 to rotate, and under the action of the gear 15, the two conveying rollers 2 are rotated inward, and at the same time, the first pressing roller 8 is driven to rotate under the action of the first chain 17. The rotation of the first pressing roller 8 also drives one of the output rollers 3 to rotate, and at the same time, start the two cylinders 12 to drive the second pressing roller 10 to move, and adjust the distance between the first pressing roller 8 and the second pressing roller 10, so that the fan casings of different thicknesses can be pressed. The fan casing is placed on the upper end of the two positioning blocks 6, and the thread is rotated. The rod 7 drives the positioning block 6 to move, so that the fan casing is against the side wall of the positioning block 6, so that the fan casing can be limited, and one end of the fan casing is pushed between the two conveying rollers 2, so that the fan casing is driven to move through the conveying roller 2. When the fan casing passes between the first pressing roller 8 and the second pressing roller 10, the fan casing is rolled under the action of the raised roller 9 and the grooved roller 11, so that the side wall of the fan casing is rolled with reinforcing ribs, and then the rolled fan casing is output through the output roller 3 and the roller wheel 4, thereby completing the rib pressing work of the fan casing.

[0053] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications of the above assumptions should also be regarded as the protection scope of the present invention.

Claims

1. A rib pressing device for a fan casing before rolling, comprising a frame (1), characterized in that: Two conveying rollers (2) and two output rollers (3) arranged above and below are rotatably connected in the frame (1); the two conveying rollers (2) are in contact with each other; a plurality of rollers (4) are fixed on the side wall of the output roller (3) located above; the rollers (4) and the output roller (3) below are in contact with each other; a positioning assembly is provided on the front side of the conveying roller (2); a rib pressing mechanism is provided between the conveying roller (2) and the output roller (3); the rib pressing mechanism comprises a rib pressing assembly and an adjustment assembly; and a transmission mechanism is provided on the side wall of the frame (1).

2. A rib pressing device for a fan casing before rolling according to claim 1, characterized in that: The positioning assembly comprises two slide bars (5) fixed in the frame (1), two positioning blocks (6) are slidably connected to the slide bars (5), a threaded rod (7) is screwed in the middle of the positioning block (6), and the threaded rod (7) passes through the protruding end of the positioning block (6) and is rotatably connected to the side wall of the frame (1).

3. The rib pressing device for a fan casing before rolling according to claim 1, characterized in that: The rib pressing assembly comprises a first pressing roller (8) rotatably connected to a frame (1), a plurality of protruding rollers (9) being fixed on the side wall of the first pressing roller (8), a second pressing roller (10) being arranged above the first pressing roller (8), a plurality of grooved rollers (11) cooperating with the protruding rollers (9) being fixed on the side wall of the second pressing roller (10), and the second pressing roller (10) being mounted on the adjusting assembly.

4. A rib pressing device for a fan casing before rolling according to claim 3, characterized in that: The adjustment assembly comprises two cylinders (12) fixed at the upper end of the frame (1); two ends of the second pressure roller (10) are rotatably connected to a slider (13); a slide groove (101) matching the slider (13) is formed on the side wall of the frame (1); and a valve push rod (1201) of the cylinder (12) is fixed to the upper end of the slider (13).

5. The rib pressing device for a fan casing before rolling according to claim 3, characterized in that: The transmission mechanism comprises a linkage assembly and a transmission assembly, the linkage assembly comprising two first sprocket wheels (14) fixed to the end of a first pressure roller (8), one end of each of the two conveying rollers (2) being fixed with a gear (15), the two gears (15) being meshed with each other, one end of each of the conveying rollers (2) and one end of each of the output rollers (3) being fixed with a second sprocket wheel (16), and a first chain (17) being connected between the first sprocket wheel (14) and the second sprocket wheel (16).

6. The rib pressing device for a fan casing before rolling according to claim 1, characterized in that: The transmission assembly comprises a reduction motor (18) fixed in a frame (1), a third sprocket (19) being fixed on the output end of the reduction motor (18), a fourth sprocket (20) being fixed on the end of one of the conveying rollers (2), and a second chain (21) being connected between the third sprocket (19) and the fourth sprocket (20).

7. The rib pressing device for a fan casing before rolling according to claim 3, characterized in that: The grooved portions of the plurality of rollers (4) and the plurality of grooved rollers (11) are arranged in a staggered manner.

8. The rib pressing device for a fan casing before rolling according to claim 2, characterized in that: A hand wheel (22) is fixed to the end of the threaded rod (7).