Fiber blanket girdling device for aluminum alloy casting

Abstract

The utility model relates to the technical field of cutting appliances, and provides a fiber blanket girdling device for aluminum alloy casting, which comprises an inner ring cylinder and an outer ring cylinder which are coaxially sleeved, a plurality of handle rods are fixedly connected between the inner ring cylinder and the outer ring cylinder; and cutting edges are arranged at the lower ports of the inner ring cylinder and the outer ring cylinder. The number of the handle rods is at least three, and the handle rods are evenly and annularly arranged between the inner ring cylinder and the outer ring cylinder. And the lower ports of the inner ring cylinder and the outer ring cylinder are positioned in the same plane. Therefore, during the over-cutting operation, the fiber blanket is flatly laid firstly, and then an operator places the ring cutting device on the fiber blanket. And then the handle rod is held by a hand to rotate and press downwards, and the cutting edges of the inner ring cylinder and the outer ring cylinder cut the fiber blanket to obtain the annular fiber blanket. And then repeated operation can be carried out, the cut fiber blankets are consistent in size and shape, and the operation efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cutting tool technical field, especially relates to a fibre blanket ring cutting device for aluminium alloy casting. BACKGROUND

[0002] The degassing rotor of a foundry needs to be laid with fibre blanket for protection at the bottom during use. At present, aluminium silicate fibre blanket is mostly used, and needs to be cut into appropriate size and shape in advance before laying.

[0003] The existing cutting mode is to cut manually by using wallpaper blade, and the shape and size of the cut fibre blanket are inconsistent, and need to be picked. The manual cutting efficiency is low, and the cutting quality is limited by the skill of the operator, and meanwhile, a large amount of leftover material is generated during the cutting process, causing material waste.

[0004] Therefore, it is necessary to improve the prior art. UTILITY MODEL CONTENTS

[0005] In view of the above defects, the utility model mainly provides a fibre blanket ring cutting device for aluminium alloy casting, which solves the technical problems of poor cutting quality consistency and low efficiency of fibre blanket.

[0006] In order to solve the above problems, the utility model provides a fibre blanket ring cutting device for aluminium alloy casting, which comprises an inner ring cylinder and an outer ring cylinder coaxially connected.

[0007] The lower end of the inner ring cylinder and the outer ring cylinder is provided with a cutting edge.

[0008] According to the fibre blanket ring cutting device for aluminium alloy casting, the handle bars are at least three, and are evenly arranged between the inner ring cylinder and the outer ring cylinder.

[0009] According to the fibre blanket ring cutting device for aluminium alloy casting, the lower end of the inner ring cylinder and the outer ring cylinder is located in the same plane.

[0010] According to the fibre blanket ring cutting device for aluminium alloy casting, the ring cutting device further comprises a fixing sleeve coaxially arranged with the outer ring cylinder; the handle bars are fixedly connected between the fixing sleeve and the outer ring cylinder; and the inner ring cylinder is connected with the fixing sleeve.

[0011] According to the fibre blanket ring cutting device for aluminium alloy casting, the inner ring cylinder and the fixing sleeve are detachably connected.

[0012] According to the fibre blanket ring cutting device for aluminium alloy casting, the inner ring cylinder is threadedly connected with the fixing sleeve.

[0013] The utility model discloses a fibre blanket ring cutting device for aluminium alloy casting, the upper and lower sides of fixed sleeve are equipped with a fastening ring respectively, the fastening ring is screwed on the outer wall of inner ring cylinder.

[0014] The utility model discloses a fibre blanket ring cutting device for aluminium alloy casting, at least three supporting blocks are fixed on the outer wall of outer ring cylinder.

[0015] The utility model discloses a fibre blanket ring cutting device for aluminium alloy casting, at least two groups of supporting block groups are fixed on the outer wall of outer ring cylinder, each supporting block group includes two supporting blocks fixed on the outer wall of outer ring cylinder, and the included angle between the two supporting blocks is not more than 60 DEG.

[0016] The utility model discloses a fibre blanket ring cutting device for aluminium alloy casting, further includes a cushion block, and the supporting block is configured to be placed on the cushion block and lift the cutting edge of inner ring cylinder and outer ring cylinder from the ground.

[0017] In summary, the utility model discloses when cutting, first, the fibre blanket is laid flat, then the operating personnel place the ring cutting device on the fibre blanket. Then, the cutting edge of inner ring cylinder and outer ring cylinder cuts the fibre blanket, and the ring-shaped fibre blanket is obtained. Then, the operation can be repeated for many times, the size and shape of the cut fibre blanket are consistent, and the operation efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure schematic diagram of an embodiment of the utility model;

[0019] Figure 2 It is the structure schematic diagram of an embodiment of the utility model; Figure 1

[0020] Figure 3 It is the structure schematic diagram of an embodiment of the utility model;

[0021] Figure 4 It is the structure schematic diagram of an embodiment of the utility model;

[0022] Figure 5 It is the structure schematic diagram of an embodiment of the utility model; Figure 4

[0023] In the drawing: 1 - inner ring cylinder, 2 - outer ring cylinder, 3 - handle bar, 4 - fixed sleeve, 41 - fastening ring, 5 - supporting block, 51 - cushion block. DETAILED DESCRIPTION

[0024] Referring to Figure 1 , the utility model provides a kind of fibre blanket ring cutting device for aluminium alloy casting, including coaxial sleeve connection's inner ring cylinder 1 and outer ring cylinder 2;Again in combination Figure 2 , the inner ring cylinder 1 and outer ring cylinder 2 are fixedly connected with multiple handle bars 3;​​

[0025] The lower ports of the inner ring cylinder 1 and the outer ring cylinder 2 are provided with cutting edges;

[0026] In the cutting operation of the utility model, the fiber blanket is first laid flat, and then the cutting device is placed on the fiber blanket by the operator. Then the handle bar 3 is rotated and pressed down, and the cutting edges of the inner ring cylinder 1 and the outer ring cylinder 2 cut the fiber blanket to obtain a ring-shaped fiber blanket. The operation can be repeated multiple times, and the size and shape of the cut fiber blanket are consistent, and the operation efficiency is high.

[0027] The diameters of the inner ring cylinder 1 and the outer ring cylinder 2 can be set according to the required size adaptability.

[0028] The utility model can stack multiple fiber blankets, and cut multiple fiber blankets at a time, further improving the cutting efficiency.

[0029] As an embodiment, the handle bar 3 is at least three, and is uniformly arranged between the inner ring cylinder 1 and the outer ring cylinder 2; during cutting, it is convenient to rotate and apply pressure.

[0030] As an embodiment, the lower ports of the inner ring cylinder 1 and the outer ring cylinder 2 are located in the same plane; during the cutting operation, the cutting edges of the two are cut at the same time to avoid secondary trimming.

[0031] Referring to Figure 3 As an embodiment, the cutting device further comprises a fixed sleeve 4 coaxially arranged with the outer ring cylinder 2; the handle bar 3 is fixedly connected between the fixed sleeve 4 and the outer ring cylinder 2; the inner ring cylinder 1 is sleeved with the fixed sleeve 4;

[0032] The inner ring cylinder 1 and the fixed sleeve 4 are detachably sleeved, which is convenient for assembly and replacement.

[0033] As a preferred scheme, the inner ring cylinder 1 is threadedly sleeved with the fixed sleeve 4; rotating the inner ring cylinder 1 can make it move in the axial direction, so as to adjust the flushness of the cutting edges of the inner ring cylinder 1 and the outer ring cylinder 2. The two cutting edges cut at the same time during cutting, which guarantees the cutting quality and cutting efficiency.

[0034] Further, the upper and lower sides of the fixed sleeve 4 are respectively provided with a fastening ring 41; the fastening ring 41 is threadedly sleeved on the outer wall of the inner ring cylinder 1; after the inner ring cylinder 1 is adjusted, the two fastening rings 41 are screwed to abut against the upper and lower ends of the fixed sleeve 4 respectively, so as to avoid rotation of the inner ring cylinder 1 during the cutting operation.

[0035] As an embodiment, at least three supporting blocks 5 are fixedly arranged on the outer wall of the outer ring cylinder 2; the supporting blocks 5 are configured to be placed on the cushion block 51 to lift the cutting edges of the inner ring cylinder 1 and the outer ring cylinder 2 off the ground. When the cutting device is idle, the cutting edges are protected to avoid being blunt by contacting the ground.

[0036] in combination with Figure 4 and Figure 5 As an embodiment, at least two groups of support block groups are fixed on the outer wall of the outer ring cylinder 2, each support block group includes two support blocks 5 fixed on the outer wall of the outer ring cylinder 2, and the included angle between the two support blocks 5 is not more than 60°.

[0037] When idle, the ring cutting device is usually placed vertically, and each support block 5 can be placed on the cushion block 51 to lift the cutting edge of the inner ring cylinder 1 and the outer ring cylinder 2 from the ground.

[0038] During cutting operation, the operator usually places the ring cutting device horizontally, and the two support blocks 5 jointly form a support to lift the cutting edge from the ground. At the same time, the ring cutting device is prevented from rolling.

[0039] Preferably, the inner ring cylinder 1 and the outer ring cylinder 2 of the utility model are both made of steel material, the cutting edge has high strength and long service life.

[0040] In summary, the utility model provides a fiber blanket ring cutting device for aluminum alloy casting, which can be placed on the fiber blanket during cutting operation. Then the operator rotates and presses the handle bar, and the cutting edge of the inner ring cylinder and the outer ring cylinder cuts the fiber blanket to obtain a ring-shaped fiber blanket. The operation can be repeated multiple times, the size and shape of the cut fiber blanket are consistent, and the operation efficiency is high.

[0041] Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the utility model without departing from the spirit and essence of the utility model. However, these corresponding changes and modifications should all belong to the protection scope of the claims attached to the utility model.

Claims

1. A fiber blanket circumferential cutting device for aluminum alloy casting, characterized in that, The ring cutting device comprises an inner ring cylinder and an outer ring cylinder coaxially sleeved; a plurality of handle rods are fixed between the inner ring cylinder and the outer ring cylinder; The lower ends of the inner ring cylinder and the outer ring cylinder are provided with cutting blades.

2. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 1, wherein, The handle rods are at least three and are uniformly arranged between the inner ring cylinder and the outer ring cylinder.

3. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 1 wherein, The lower ends of the inner ring cylinder and the outer ring cylinder are located in the same plane.

4. The apparatus according to any one of claims 1 to 3, wherein The ring cutting device further comprises a fixing sleeve coaxially arranged with the outer ring cylinder; the handle rods are fixed between the fixing sleeve and the outer ring cylinder; and the inner ring cylinder sleeves the fixing sleeve.

5. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 4, wherein, The inner ring cylinder and the fixing sleeve are detachably sleeved.

6. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 5, wherein, The inner ring cylinder is threadedly sleeved with the fixing sleeve.

7. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 6, wherein, The upper and lower sides of the fixing sleeve are respectively provided with fastening rings; and the fastening rings are threadedly sleeved on the outer wall of the inner ring cylinder.

8. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 4, wherein, At least three supporting blocks are fixed on the outer wall of the outer ring cylinder.

9. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 4, wherein, At least two groups of supporting block groups are fixed on the outer wall of the outer ring cylinder; each supporting block group comprises two supporting blocks fixed on the outer wall of the outer ring cylinder, and the included angle between the two supporting blocks is not more than 60°.

10. The aluminum alloy cast fiber blanket ring cutting apparatus of claim 8 or 9, wherein The ring cutting device further comprises a pad; and the supporting blocks are configured to be placed on the pad to lift the cutting blades of the inner ring cylinder and the outer ring cylinder from the ground.

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