Round hole flanging device

Abstract

The utility model discloses a round hole flanging device which comprises trundles, a base, a plurality of supporting rods, a plurality of fixing rods, an oil cylinder, an ejector rod, a fixing plate, a lower pressing sleeve positioning seat, a lower pressing sleeve, a tensioning guide rod, a guide sleeve, a flanging die, an upper pressing sleeve and a die retreating screw rod. The fixing plate is installed on the tops of the supporting rods and the fixing rods, the oil cylinder is installed on the base, an ejector rod is installed on a lever of the oil cylinder, and a flanging die is arranged on the top of the ejector rod. A guide sleeve is installed on the flanging die, a tensioning guide rod is arranged in the guide sleeve, and the tensioning guide rod is installed on the fixing plate. According to the utility model, the round hole flanging device is used for flanging after the side surface of the tank body is perforated, and then the liquidometer fixing flange is welded, so that the strength of the tank body is effectively ensured, the welding seam of the liquidometer fixing flange and the tank body is changed into a butt-joint flat welding seam from an original fillet welding seam, the welding quality and strength are ensured, the repair frequency is reduced, and the production efficiency is improved. And the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tank body processing technical field, concretely is round hole flanging device. BACKGROUND

[0002] For the tank body with liquid level meter, the original design scheme is that after tank body opening, liquid level meter fixed flange and tank body adopt fillet weld welding, because tank body opening, tank body deformation is serious, welding quality and appearance quality are poor.

[0003] The original design scheme cannot effectively guarantee the strength of the tank body, the fillet weld is used for the welding seam between the liquid level meter fixed flange and the tank body, the welding quality and the strength are not high, and multiple rework is needed, so that the production efficiency is not high. UTILITY MODEL CONTENTS

[0004] The utility model discloses a round hole flanging device to solve the problem in the background art.

[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: round hole flanging device, including trundle, base, support rod, fixed link, oil cylinder, jacks, fixed plate, press down the set of position, press down the set, tension guide rod, guide bushing, flanging die, press down the set, die withdrawal screw rod, support rod and fixed link are multiple, and multiple support rod and fixed link are fixedly installed at the top of base, and fixed plate is installed at the top of multiple support rod and fixed link, oil cylinder is installed on the base, and the lever of oil cylinder is installed jacks, and the top of jacks is provided with flanging die, flanging die is installed guide bushing, and tension guide rod is arranged in guide bushing, and tension guide rod is installed on fixed plate,

[0006] press down the set of position is installed at the top of fixed plate, and press down the set is installed on press down the set of position, press down the set concentric is installed at the top of press down the set, press down the set, press down the set are fixedly positioned through tension guide rod, die withdrawal screw rod is screwed at the top of press down the set, and, flanging die is adapted with die withdrawal screw rod.

[0007] Preferably, the trundle is four, and the four trundles are installed at the bottom four corner positions of the base.

[0008] Preferably, the press down the set and press down the set are designed with the arc of the profiled tank body.

[0009] Preferably, the press down the set and press down the set are designed with the arc of the profiled tank body.

[0010] Preferably, the top of press down the set is provided with a threaded hole, and the die withdrawal screw rod is screwed in the threaded hole.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The utility model discloses convenient operation, and only uses the movable wrench in the inside of jar body to complete operation, and the forming effect is good, and production efficiency is high.

[0013] 2. The utility model discloses the forming effect of jar body flanging is good, utilizes the positioning of upper and lower pressing sleeve, can effectively control flanging height and flanging fillet.

[0014] 3. The utility model discloses simple operation, and the flanging device is safe and reliable, and production efficiency is high.

[0015] 4. The utility model discloses the flanging of jar body makes liquid level meter fixed flange and jar body welding seam change from the original fillet welding to butt joint flat weld, guarantees the welding quality and strength, reduces the repair frequency, improves production efficiency. DRAWINGS

[0016] Fig. 1 It is the structure schematic diagram of the utility model;

[0017] Fig. 2 It is the structure schematic diagram of the utility model.

[0018] In the drawing: trundle 1, base 2, support rod 3, fixed rod 4, oil cylinder 5, top rod 6, fixed plate 7, lower pressing sleeve positioning seat 8, lower pressing sleeve 9, tension guide rod 10, guide sleeve 11, flanging die 12, upper pressing sleeve 13, die withdrawing screw rod 14. SPECIFIC IMPLEMENTATION

[0019] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0020] Please refer to Figs. 1-2 The utility model provides a kind of technical scheme: round hole flanging device, including trundle 1, base 2, support rod 3, fixed rod 4, oil cylinder 5, top rod 6, fixed plate 7, lower pressing sleeve positioning seat 8, lower pressing sleeve 9, tension guide rod 10, guide sleeve 11, flanging die 12, upper pressing sleeve 13, die withdrawing screw rod 14, the support rod 3 and fixed rod 4 are multiple, multiple support rod 3 and fixed rod 4 are fixedly installed on the top of base 2, and fixed plate 7 is installed on the top of multiple support rod 3 and fixed rod 4, the oil cylinder 5 is installed on base 2, and lever on oil cylinder 5 is installed top rod 6, and the top of top rod 6 is provided with flanging die 12;Flanging die 12 is installed guide sleeve 11, and tension guide rod 10 is arranged in guide sleeve 11, and tension guide rod 10 is installed on fixed plate 7;

[0021] The lower pressing sleeve positioning seat 8 is installed on the top of the fixed plate 7, and the lower pressing sleeve 9 is installed on the lower pressing sleeve positioning seat 8, and the upper pressing sleeve 13 is concentrically installed on the top of the lower pressing sleeve 9; the upper pressing sleeve 13 and the lower pressing sleeve 9 are fixed and positioned by the tension guide rod 10, the draw-out screw rod 14 is threadedly installed on the top of the upper pressing sleeve 13, and the flanging die 12 is matched with the draw-out screw rod 14.

[0022] In the utility model, four casters 1 are arranged on the bottom of the base 2.

[0023] In the utility model, the lower pressing sleeve 9 and the upper pressing sleeve 13 are all designed with the arc of the profiled can body.

[0024] In the utility model, the lower pressing sleeve 9 and the upper pressing sleeve 13 are all provided with two positioning holes, and the tension guide rod 10 is installed in the positioning hole.

[0025] In the utility model, the top of the upper pressing sleeve 13 is provided with a threaded hole, and the draw-out screw rod 14 is threadedly installed in the threaded hole.

[0026] In the utility model, the lower pressing sleeve 9 and the upper pressing sleeve 13 are all designed with the arc of the profiled can body.

[0027] In the utility model, the lower pressing sleeve 9 and the upper pressing sleeve 13 are all designed with the arc of the profiled can body.

[0028] What is not described in detail in the specification is the prior art known to those skilled in the art, although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A circular hole flanging device characterized by: The system includes casters (1), base (2), support rods (3), fixing rods (4), hydraulic cylinders (5), top rods (6), fixing plates (7), lower pressure sleeve positioning seats (8), lower pressure sleeves (9), tensioning guide rods (10), guide sleeves (11), flanging molds (12), upper pressure sleeves (13), and demolding screws (14). There are multiple support rods (3) and fixing rods (4), which are fixedly installed on the top of the base (2). The fixing plate (7) is installed on the top of the multiple support rods (3) and fixing rods (4). The hydraulic cylinder (5) is installed on the base (2), and a top rod (6) is installed on the lever of the hydraulic cylinder (5). The flanging mold (12) is set on the top of the top rod (6). The guide sleeve (11) is installed on the flanging mold (12), and a tensioning guide rod (10) is set inside the guide sleeve (11). The tensioning guide rod (10) is installed on the fixing plate (7). The lower pressure sleeve positioning seat (8) is installed on the top of the fixed plate (7), and the lower pressure sleeve (9) is installed on the lower pressure sleeve positioning seat (8). The upper pressure sleeve (13) is concentrically installed on the top of the lower pressure sleeve (9). The upper pressure sleeve (13) and the lower pressure sleeve (9) are fixedly positioned by the tension guide rod (10). The demolding screw (14) is threaded on the top of the upper pressure sleeve (13), and the flanging mold (12) is adapted to the demolding screw (14).

2. The hole flanging device according to claim 1, characterized in that: There are four casters (1), and the four casters (1) are respectively installed at the four corners of the bottom of the base (2).

3. The hole flanging apparatus of claim 1, wherein: Both the lower pressure sleeve (9) and the upper pressure sleeve (13) are designed with arcs that mimic the shape of the tank body.

4. The hole flanging apparatus of claim 1, wherein: Both the lower pressure sleeve (9) and the upper pressure sleeve (13) have two positioning holes, and the tension guide rod (10) is installed in the positioning holes.

5. The hole flanger apparatus of claim 1 wherein: The top of the upper pressure sleeve (13) is provided with a threaded hole, and the ejector screw (14) is threadedly installed in the threaded hole.

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