Welding fixture for front end plate of soot blower

Abstract

A soot blower front end plate welding clamp comprises a clamping plate (1), a positioning plate (2), a pair of disc positioning portions (3) and a pressing disc (4), a screw positioning mechanism (5) is arranged on the clamping plate (1), the positioning plate (2) is installed at the end of the clamping plate (1), the positioning plate (2) is a T-shaped plate, and a pair of V-shaped grooves (6) are formed in the upper portion of the positioning plate (2). The device has the advantages that the conical block is accurately positioned, the welding speed is increased, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the field of soot blower production equipment, in particular to a welding fixture for the front end plate of a soot blower. Background Art

[0002] At present, a supporting wheel needs to be installed on the front end plate of the soot blower, and the barrel of the soot blower is carried by the supporting wheel. The existing supporting wheel mounting seat has a high cost and poor stability, so a tapered block is used to replace the supporting wheel mounting seat. The tapered block needs to be welded to the front end plate of the soot blower, and there is a lack of a special welding fixture for welding the tapered block to the front end plate of the soot blower. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a welding fixture for the front end plate of a soot blower aiming at the above deficiencies.

[0004] The utility model comprises a clamping plate, a positioning plate, a pair of disc positioning parts and a pressing disc.

[0005] A screw positioning mechanism is arranged on the clamping plate. The positioning plate is installed at the end of the clamping plate. The positioning plate is a T-shaped plate. A pair of V-shaped grooves are opened at the upper part of the positioning plate. The disc positioning parts are installed on one side of the positioning plate. Positioning bolts are arranged on the disc positioning parts, and the positioning bolts are located in the corresponding V-shaped grooves. The pressing disc is detachably installed on the other side of the positioning plate.

[0006] On the other side of the positioning plate, a rectangular stop block, a cylindrical insertion block and a cylindrical stop block are arranged in sequence from bottom to top. A pair of arc-shaped avoidance grooves are mirror-symmetrically distributed at the upper part of the cylindrical insertion block. A threaded hole is opened in the middle of the cylindrical insertion block. A through hole is opened in the middle of the pressing disc. A bolt passes through the through hole on the pressing disc and is screwed into the threaded hole of the cylindrical insertion block to fix the pressing disc.

[0007] The rectangular stop block, the cylindrical insertion block and the cylindrical stop block are respectively detachably installed on the positioning plate through bolts.

[0008] A reinforcing rib is arranged between the positioning plate and the clamping plate.

[0009] The screw positioning mechanism comprises an upper pressing plate, a pair of lower hook plates and an upper pressing bolt. Positioning protrusions are respectively arranged on both sides of the clamping plate. A screw passing hole is opened on the positioning protrusion. Clamping screws are respectively arranged at both ends of the upper pressing plate. A threaded through hole is opened in the middle of the upper pressing plate. The clamping screws are located in the screw passing holes. The lower hook plates are installed at the bottoms of the clamping screws. Locking nuts are arranged at the tops of the clamping screws. The upper pressing bolt is screwed into the threaded through hole of the upper pressing plate and abuts against the top of the clamping plate. The upper pressing bolt jacks up the upper pressing plate upwards, so that the lower hook plates are pressed against the H-shaped steel.

[0010] A hand-held rotating rod is arranged at the top of the upper pressing bolt.

[0011] The disc positioning part is welded to the positioning plate, with one of the disc positioning parts having an opening facing upward and the other having an opening facing downward.

[0012] A through hole is provided in the middle of the disc positioning part, and the positioning bolt is inserted into the through hole.

[0013] The advantages of the present utility model are: the conical block has accurate positioning, improves the welding speed, and reduces the labor intensity of the staff. Description of the Drawings

[0014] Figure 1 It is a schematic structural diagram of the present utility model.

[0015] Figure 2 It is a schematic diagram of the partial exploded structure of the present utility model.

[0016] Figure 3 It is a schematic structural diagram of the present utility model installed on the front end plate.

[0017] Figure 4 It is a schematic structural diagram of the present utility model with the pressing disc fixing the positioning plate on the front end plate.

[0018] Figure 5 It is a schematic structural diagram of the present utility model with the conical block welded on the front end plate. Detailed Description of the Invention

[0019] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Apparently, the described embodiments are some, but not all, of the embodiments of the present invention. Generally, the components of the embodiments of the present invention described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed present invention, but merely represents selected embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the scope of protection of the present invention.

[0021] It should be noted that: similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0022] In the description of the embodiments of the present invention, it should be noted that if terms such as "upper", "lower", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invention product is usually placed during use, it is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation to the present invention. In addition, in the description of the present invention, if terms such as "first", "second", etc. are only used for distinguishing descriptions, they cannot be understood as indicating or implying relative importance.

[0023] In the description of the embodiments of the present invention, it should also be noted that unless otherwise clearly specified and limited, if terms such as "set" and "connect" are understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0024] As shown in the drawings, the utility model includes a clamping plate 1, a positioning plate 2, a pair of disc positioning parts 3 and a pressing disc 4.

[0025] A screw positioning mechanism 5 is arranged on the clamping plate 1. The positioning plate 2 is installed at the end of the clamping plate 1. The positioning plate 2 is a T-shaped plate. A pair of V-shaped grooves 6 are opened in the upper part of the positioning plate 2. The disc positioning part 3 is installed on one side of the positioning plate 2. A positioning bolt 7 is arranged on the disc positioning part 3, and the positioning bolt 7 is located in the corresponding V-shaped groove 6. The pressing disc 4 is detachably installed on the other side of the positioning plate 2.

[0026] On the other side of the positioning plate 2, a rectangular block 8, a cylindrical insertion block 9 and a cylindrical block 10 are arranged in sequence from bottom to top. A pair of arc-shaped avoidance grooves 11 are mirror-distributed and opened in the upper part of the cylindrical insertion block 9. A threaded hole is opened in the middle of the cylindrical insertion block 9. A through hole is opened in the middle of the pressing disc 4. A bolt passes through the through hole on the pressing disc 4 and is screwed into the threaded hole of the cylindrical insertion block 9 to fix the pressing disc 4.

[0027] The rectangular block 8, the cylindrical insertion block 9 and the cylindrical block 10 are respectively detachably installed on the positioning plate 2 through bolts.

[0028] A reinforcing rib is arranged between the positioning plate 2 and the clamping plate 1 to make the fixture have higher strength.

[0029] The screw positioning mechanism 5 includes an upper pressing plate 12, a pair of lower hook plates 13 and an upper pressing bolt 14. Positioning protrusions are respectively arranged on both sides of the clamping plate 1, and screw through holes are formed in the positioning protrusions. Clamping screws 15 are respectively arranged at both ends of the upper pressing plate 12, and a threaded through hole is formed in the middle of the upper pressing plate 12. The clamping screws 15 are located in the screw through holes. The lower hook plates 13 are installed at the bottoms of the clamping screws 15, and locking nuts are arranged at the tops of the clamping screws 15. The upper pressing bolt 14 is screwed into the threaded through hole of the upper pressing plate 12 and abuts against the top of the clamping plate 1. The upper pressing bolt 14 jacks up the upper pressing plate 12 upward, so that the lower hook plates 13 are pressed tightly on the H-shaped steel. Turning the upper pressing bolt 14 can fix the clamping plate 1 on the top of the H-shaped steel 100.

[0030] A hand-held rotating rod is arranged at the top of the upper pressing bolt 14, which is convenient for manually rotating the upper pressing bolt 14.

[0031] The disc positioning part 3 is welded on the positioning plate 2. One of the disc positioning parts 3 has an opening facing upward, and the other disc positioning part 3 has an opening facing downward. The opening direction of the disc positioning part 3 is adapted to the installation direction of the tapered block 102.

[0032] A through hole is formed in the middle of the disc positioning part 3, and the positioning bolt 7 is inserted into the through hole.

[0033] Embodiment 1: Place the clamping plate 1 on the top of the H-shaped steel 100, fix the clamping plate 1 through the screw positioning mechanism 5, insert the cylindrical insertion block 9 into the barrel accommodating hole of the front end plate 101, install the pressing disc 4 on the cylindrical insertion block 9 through bolts, and fix the front end plate 101 on the positioning plate 2 through the pressing disc 4. The cylindrical insertion block 9 is thicker, and the rectangular stop block 8 and the cylindrical stop block 10 are thinner. The front end plate 101 abuts against the rectangular stop block 8 and the cylindrical stop block 10. Place a pair of tapered blocks 102 into the corresponding V-shaped grooves 6. A staff member holds the tapered blocks 102 with one hand and inserts the positioning bolt 7 into the middle through hole of the disc positioning part 3 with the other hand, and then screws it into the threaded hole of the tapered block 102 to fix the tapered block 102. At this time, the front end plate 101 can be welded to the end of the H-shaped steel 100, and at the same time, a pair of tapered blocks 102 can be welded to the front end plate 101. After welding, remove the pressing disc 4, the cylindrical insertion block 9 and the positioning bolt 7, then release the clamping of the screw positioning mechanism 5, remove the screw positioning mechanism 5, and lift the welding fixture upward.

Claims

1. A sootblower front end plate welding fixture, characterized in that It comprises a clamping plate (1), a positioning plate (2), a pair of disc positioning parts (3) and a pressing disc (4). A screw positioning mechanism (5) is provided on the clamping plate (1), the positioning plate (2) is mounted on the end of the clamping plate (1), the positioning plate (2) is a T-shaped plate, a pair of V-shaped grooves (6) are opened on the upper part of the positioning plate (2), the disc positioning part (3) is mounted on one side of the positioning plate (2), a positioning bolt (7) is provided on the disc positioning part (3), the positioning bolt (7) is located in the corresponding V-shaped groove (6), and the pressure plate (4) is detachably mounted on the other side of the positioning plate (2).

2. A sootblower front end plate welding fixture according to claim 1, characterized in that: A rectangular stopper (8), a cylindrical insert block (9) and a cylindrical stopper (10) are sequentially arranged from bottom to top on the other side of the positioning plate (2); a pair of arc-shaped avoidance grooves (11) are mirror-distributed on the upper part of the cylindrical insert block (9); a threaded hole is opened in the middle of the cylindrical insert block (9); a through hole is opened in the middle of the clamping plate (4); a bolt passes through the through hole on the clamping plate (4) and is screwed into the threaded hole of the cylindrical insert block (9) to fix the clamping plate (4).

3. A sootblower front end plate welding fixture according to claim 2, characterized in that: The rectangular stopper (8), the cylindrical inserting block (9) and the cylindrical stopper (10) are respectively detachably mounted on the positioning plate (2) by means of bolts.

4. A sootblower front end plate welding fixture according to claim 1, characterized in that: Reinforcing ribs are provided between the positioning plate (2) and the clamping plate (1).

5. A sootblower front end plate welding fixture according to claim 1, characterized in that: The screw positioning mechanism (5) comprises an upper pressure plate (12), a pair of lower hook plates (13) and an upper pressure bolt (14). Positioning protrusions are respectively arranged on both sides of the clamping plate (1), and screw holes are opened on the positioning protrusions. Clamping screws (15) are respectively arranged at both ends of the upper pressure plate (12). A threaded through hole is opened in the middle of the upper pressure plate (12), and the clamping screw (15) is located in the screw through hole. The lower hook plate (13) is installed at the bottom of the clamping screw (15), and a locking nut is arranged on the top of the clamping screw (15). The upper pressure bolt (14) is screwed into the threaded through hole of the upper pressure plate (12) and abuts against the top of the clamping plate (1). The upper pressure bolt (14) pushes the upper pressure plate (12) upward, so that the lower hook plate (13) is pressed against the H-shaped steel.

6. A sootblower front end plate welding fixture according to claim 5, characterized in that: A hand-held rotating rod is arranged on the top of the upper pressing bolt (14).

7. A sootblower front end plate welding fixture according to claim 1, characterized in that: The disc positioning parts (3) are welded on the positioning plate (2), wherein one of the disc positioning parts (3) has an opening facing upwards, and the other of the disc positioning parts (3) has an opening facing downwards.

8. The sootblower front end plate welding fixture according to claim 1, characterized in that: A through hole is formed in the middle of the disc positioning part (3), and a positioning bolt (7) is inserted into the through hole.

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