Pressing plate device of air pipe

Abstract

A pressing plate device of an air pipe comprises an operation frame, a jack, a pressing beam and a forming groove. The operation frame comprises a top beam, stand columns and a bottom beam. The two stand columns are arranged on the two sides of the top of the bottom beam respectively. The top beam is arranged between the tops of the two stand columns. The jacks are connected to the two sides of the bottom of the top beam, and the telescopic ends of the jacks face downwards. The pressing beam is connected to the bottoms of the two jacks; the bottom width of the pressing beam is gradually reduced from one end of the pressing beam to the other end; the inner side edge of the bottom surface of the pressing beam is a bevel edge; the forming groove is in a strip shape and is formed in the top of the bottom beam, and the pressing beam and the forming groove are vertically arranged in a staggered mode. The width of the U-shaped groove is gradually increased from one end of the forming groove to the other end of the forming groove; the side face, close to the pressing beam, of the forming groove and the inner side edge of the bottom face of the pressing beam are arranged in parallel in a staggered mode. The bending device solves the technical problem that a traditional bending device can only bend materials within a specific angle range and cannot bend the materials according to a preset curve shape completely.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline preparation, in particular to a pressure plate device for an air duct. Background Art

[0002] Traditional duct manufacturing equipment usually includes the following main components: cutting equipment, bending equipment, connecting equipment, locking equipment, reinforcement equipment and testing equipment. Among them, the bending equipment is used to bend the cut duct segments according to the required angles and curves. At present, bending equipment generally adopts manually operated bending machines or automated CNC bending machines. However, the existing bending equipment may have the following defects: 1. The curve shape of the bending equipment may be limited: it cannot be bent completely according to the predetermined curve shape, which may cause the product size to be inaccurate or the shape not meeting the requirements. 2. Bending angle limitation: The bending equipment can only bend the material within a specific angle range, and cannot achieve a larger range of bending, which may limit the flexibility of product design and manufacturing. Utility Model Content

[0003] The utility model aims to provide a pressure plate device for an air duct, so as to solve the technical problem that the traditional bending equipment can only bend the material within a specific angle range and cannot be bent completely according to a predetermined curve shape.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions.

[0005] A pressure plate device for an air duct is used to press a plate material for making the air duct; it includes an operating frame, a jack, a pressure beam and a forming groove; the operating frame includes a top beam, a column and a bottom beam; there are two columns, which are respectively arranged on both sides of the top of the bottom beam; the top beam is arranged between the tops of the two columns; there are two jacks, which are respectively connected to both sides of the bottom of the top beam, and the telescopic ends of the jacks face downward; the pressure beam is connected to the bottoms of the two jacks, and the bottom surface width of the pressure beam gradually decreases from one end of the pressure beam to the other end; the inner side edge of the bottom surface of the pressure beam is a bevel; the forming groove is strip-shaped, arranged on the top of the bottom beam, and the pressure beam and the forming groove are vertically offset; the longitudinal section of the forming groove is U-shaped, and the width of the U-shaped groove gradually increases from one end to the other end of the forming groove; the side surface of the forming groove close to one side of the pressure beam is offset and parallel to the inner side edge of the bottom surface of the pressure beam; when the jack is extended, the bottom beam can extend to one side of the forming groove.

[0006] Preferably, a chassis is provided at the bottom of the operating frame; and a roller with a brake is provided at the bottom of the chassis.

[0007] Preferably, operating rods are respectively provided on both sides of the operating frame; and the operating rods are welded to the columns.

[0008] Preferably, when the width of the forming groove is greater than the width of the bottom beam, a support plate is provided between the bottom of the forming groove beyond the bottom beam and the bottom beam.

[0009] Preferably, the compression beam is formed by I-beam, and the side of the lower flange of the compression beam close to the forming groove is a bevel; stiffening plates are arranged on both sides of the web of the compression beam and between the upper flange and the lower flange.

[0010] Compared with the prior art, the utility model has the following characteristics and beneficial effects.

[0011] 1. The medium pressure plate device of the utility model includes an operating frame, a jack, a pressure beam and a forming groove; the structure is simple, and the plate to be formed can be pressed and bent by controlling the jack to adjust the height of the pressure beam during construction, which is easy to operate, greatly saves labor costs, and improves the production efficiency of air duct components.

[0012] 2. In the present application, the pressure beam and the forming groove are vertically offset, and the inner side edge of the bottom surface of the pressure beam is a beveled edge. This structural design enables the distance between the side surface of the forming groove close to one side of the pressure beam and the inner side edge of the bottom surface of the pressure beam to gradually increase from one end of the forming groove to the other end. According to the different distances between the crimped part of the pressure beam and the forming groove, the left and right sides of the plate to be formed can be bent with different curvatures, so that the plate to be formed can be bent according to a predetermined curve shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the pressing plate device of the utility model.

[0015] Figure 2 It is a schematic diagram of the connection structure between the intermediate pressure beam and the jack of the utility model.

[0016] Figure 3 It is a structural schematic diagram of the intermediate pressure beam and the forming groove of the utility model.

[0017] Figure numerals: 1-plate, 2-operating frame, 2.1-top beam, 2.2-column, 2.3-bottom beam, 3-jack, 4-pressure beam, 5-forming groove, 6-chassis, 7-roller, 8-support plate, 9-stiffening plate, 10-operating rod, 11-connecting plate, 12-bolt. DETAILED DESCRIPTION

[0018] like Figure 1-3As shown, the pressure plate device of the air duct is used to press the plate 1 for making the air duct; it includes an operating frame 2, a jack 3, a pressure beam 4 and a forming groove 5; the operating frame 2 includes a top beam 2.1, a column 2.2 and a bottom beam 2.3; there are two columns 2.2, which are respectively arranged on both sides of the top of the bottom beam 2.3; the top beam 2.1 is arranged between the tops of the two columns 2.2; there are two jacks 3, which are respectively connected to both sides of the bottom of the top beam 2.1, and the telescopic ends of the jacks 3 face downwards; the pressure beam 4 is connected to the bottoms of the two jacks 3, The bottom width of the pressure beam 4 gradually decreases from one end of the pressure beam 4 to the other end; the inner side edge of the bottom surface of the pressure beam 4 is a bevel; the forming groove 5 is strip-shaped and is arranged on the top of the bottom beam 2.3, and the pressure beam 4 and the forming groove 5 are vertically staggered; the longitudinal section of the forming groove 5 is U-shaped, and the width of the U-shaped groove gradually increases from one end of the forming groove 5 to the other end; the distance between the side surface of the forming groove 5 close to the pressure beam 4 and the inner side edge of the bottom surface of the pressure beam 4 gradually increases from one end of the forming groove 5 to the other end; when the jack 3 is extended, the bottom beam 2.3 can extend to one side of the forming groove 5.

[0019] In this embodiment, a chassis 6 is disposed at the bottom of the operating frame 2 ; a roller 7 with a brake is disposed at the bottom of the chassis 6 .

[0020] In this embodiment, operating rods 10 are respectively provided on both sides of the operating frame 2; the operating rods 10 are welded to the columns 2.2.

[0021] In this embodiment, the forming groove 5 is made of channel steel, and one side of the long axis of the channel steel is cut at an angle. The bottom surface of the channel steel is located on the cut side as a bevel, and an inclined plate is welded along the bevel. When the width of the forming groove 5 is greater than the width of the bottom beam 2.3, a support plate 8 is arranged between the bottom of the forming groove 5 beyond the bottom beam 2.3 and the bottom beam 2.3.

[0022] In this embodiment, the compression beam 4 is formed by an I-beam, which can be obtained by oblique cutting of the lower flange plate of the I-beam; the side of the lower flange of the compression beam 4 close to the forming groove 5 is a bevel, and the bevel is arranged parallel to the inclined surface corresponding to the forming groove 5; stiffening plates 9 are arranged on both sides of the web of the compression beam 4, between the upper flange and the lower flange.

[0023] In this embodiment, the bottom beam 2.3, the top beam 2.1 and the column 2.2 are all made of steel bars.

[0024] In this embodiment, connecting plates 11 are respectively provided on both sides of the bottom of the bottom beam 2.3, and connecting holes are provided on the connecting plates 11; corresponding connecting holes are also provided on the chassis 6; the connecting plates 11 are fixed to the chassis 6 by bolts 12 passing through the connecting holes.

[0025] The above embodiments are not exhaustive of specific implementation methods, and there may be other embodiments. The purpose of the above embodiments is to illustrate the utility model rather than to limit the protection scope of the utility model. All applications derived from simple changes of the utility model fall within the protection scope of the utility model.

Claims

1. A plate pressing device for an air duct, used for pressing a plate (1) for making the air duct; characterized in that: The invention comprises an operating frame (2), a jack (3), a pressure beam (4) and a forming groove (5); the operating frame (2) comprises a top beam (2.1), a column (2.2) and a bottom beam (2.3); the two columns (2.2) are respectively arranged on both sides of the top of the bottom beam (2.3); the top beam (2.1) is arranged between the tops of the two columns (2.2); the two jacks (3) are respectively connected to both sides of the bottom of the top beam (2.1), and the telescopic ends of the jacks (3) face downwards; the pressure beam (4) is connected to the bottoms of the two jacks (3), and the bottom surface width of the pressure beam (4) is determined by the pressure beam (4) gradually decreases from one end to the other end; the inner side edge of the bottom surface of the pressure beam (4) is a bevel; the forming groove (5) is in a strip shape and is arranged on the top of the bottom beam (2.3), and the pressure beam (4) and the forming groove (5) are vertically offset; the longitudinal section of the forming groove (5) is U-shaped, and the width of the U-shaped groove gradually increases from one end to the other end of the forming groove (5); the distance between the side surface of the forming groove (5) close to the pressure beam (4) and the inner side edge of the bottom surface of the pressure beam (4) gradually increases from one end to the other end of the forming groove (5); when the jack (3) is extended, the bottom beam (2.3) can extend to one side of the forming groove (5).

2. The pressure plate device for the air duct according to claim 1, characterized in that: A chassis (6) is provided at the bottom of the operating frame (2); and a roller (7) with a brake is provided at the bottom of the chassis (6).

3. The pressure plate device for the air duct according to claim 1, characterized in that: Operating rods (10) are respectively provided on both sides of the operating frame (2); the operating rods (10) are welded to the upright posts (2.2).

4. The pressure plate device for the air duct according to claim 1, characterized in that: When the width of the forming groove (5) is greater than the width of the bottom beam (2.3), a support plate (8) is provided between the bottom of the forming groove (5) beyond the bottom beam (2.3) and the bottom beam (2.3).

5. The pressure plate device for the air duct according to claim 1, characterized in that: The compression beam (4) is formed by processing an I-beam, and the side of the lower flange of the compression beam (4) close to the forming groove (5) is a beveled side; stiffening plates (9) are arranged at intervals between the upper flange and the lower flange on both sides of the web of the compression beam (4).

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