Injection chamber welding device

Abstract

The utility model discloses an injection chamber welding device, and relates to the technical field of injection chamber welding and fixing. The device comprises a bottom plate, a left supporting block, a middle supporting block, a right supporting block, a baffle and a hoop connector. A plurality of positioning pin holes are formed in the left supporting block at intervals; a first notch is formed in the upper portion of the middle supporting block, and a plurality of positioning pin holes are formed in the middle supporting block around the first notch at intervals. A second notch matched with the first notch is formed in the lower portion of the baffle, a third notch is formed in the upper portion of the baffle, and a plurality of positioning pin holes are formed in the baffle around the second notch at intervals. The utility model solves the current situation that all parts cannot be fixed and welding deformation cannot be limited in the injection chamber welding process, improves the product quality and the processing stability, mainly aims at ensuring the product quality and the processing precision, and has the advantages of compact structure, accurate positioning, reliable support, sufficient rigidity, good contact with a workpiece and high production efficiency. And the manufacturability of structural components is good.

Description

Technical Field

[0001] The utility model relates to the technical field of welding and fixing of an ejection chamber, in particular to an ejection chamber welding device. Background Art

[0002] The ejection chamber is a typical precision part assembled and welded by machined parts and thin-walled sheet metal parts, and the finished surface of the part has precision-grade form and position tolerance requirements. When welding the ejection chamber, a reliable device is needed that can accurately fix the parts and limit their deformation.

[0003] Under the existing circumstances, there is no device for fixing the ejection chamber parts during the welding process, and it is impossible to ensure that the ejection chamber does not deform during the welding process.

[0004] Therefore, it is necessary to develop a turbine casing welding device with accurate positioning, reliable support, sufficient rigidity, good contact with the workpiece, easy disassembly, and good processability of structural components. Summary of the invention

[0005] The purpose of the utility model is to overcome the shortcomings of the above-mentioned background technology and to provide an injection chamber welding device.

[0006] In order to achieve the above-mentioned purpose, the technical solution of the utility model is: an ejection chamber welding device, characterized in that it includes a bottom plate, a left support block, a middle support block, and a right support block arranged on the bottom plate in sequence from left to right, a baffle plate located on the top of the middle support block, and a clamp joint located on the upper part of the right support block and facing the middle support block;

[0007] The left support block is provided with a plurality of positioning pin holes at intervals;

[0008] A first notch is formed on the upper portion of the intermediate support block, and a plurality of positioning pin holes are arranged at intervals around the first notch on the intermediate support block;

[0009] The baffle plate has a second notch matching the first notch at the lower part, a third notch at the upper part, and a plurality of positioning pin holes are arranged at intervals around the second notch.

[0010] In the above technical solution, a left sinking platform matching the left support block, a middle sinking platform matching the middle support block, and a right sinking platform matching the right support block are sequentially arranged on the bottom plate from left to right.

[0011] In the above technical solution, a left fixed connection hole is provided in the left sinking platform, a middle fixed connection hole is provided in the middle sinking platform, and a right fixed connection hole is provided in the right sinking platform; the bottom of the left support block is bolted to the left fixed connection hole, the middle support block is bolted to the middle fixed connection hole, and the right support block is bolted to the right fixed connection hole.

[0012] In the above technical solution, a joint positioning hole is provided on the upper portion of the right support block, the positioning straight section of the clamp joint matches the joint positioning hole, and the clamp joint is welded to the right support block.

[0013] In the above technical solution, the left support block has 4 positioning pin holes evenly distributed, the middle support block has 6 positioning pin holes evenly distributed around the first notch, and the baffle has 2 positioning pin holes evenly distributed around the second notch.

[0014] In the above technical solution, the positioning pin hole on the left support block is coaxially arranged with the positioning pin hole on the middle support block and the positioning pin hole on the baffle.

[0015] Compared with the prior art, the utility model has the following advantages.

[0016] 1) The utility model solves the current situation that the parts cannot be fixed and the welding deformation cannot be limited during the welding process of the induced chamber, and improves the product quality and processing stability. The utility model takes ensuring product quality and processing accuracy as the main purpose, has a compact structure, accurate positioning, reliable support, sufficient rigidity, good contact with the workpiece, and good processability of structural components.

[0017] 2) As for the ejection chamber bypass joint part, the utility model fixes the ejection chamber bypass joint to the clamp joint through a clamp, thereby achieving the purpose of fixing the ejection chamber bypass joint, and at the same time realizing the goals of product clamping, positioning, tightening, and convenient disassembly.

[0018] 3) The positioning pin hole on the left support block of the utility model is coaxially arranged with the positioning pin hole on the middle support block and the positioning pin hole on the baffle to ensure the coaxiality of the main body of the ejection chamber product, while achieving the goals of product clamping, positioning, tightening, and convenient disassembly.

[0019] 4) The first notch of the intermediate support block of the utility model and the second notch of the baffle plate together fix the flange in the middle of the ejection chamber, thereby ensuring the precision requirements of the product and achieving the goals of product clamping, positioning, fastening, and convenient disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a cross-sectional view of the utility model.

[0021] Figure 2 The structure of the base plate Figure 1 .

[0022] Figure 3 The structure of the base plate Figure 2 .

[0023] Figure 4 The structure diagram of the left support block Figure 1 .

[0024] Figure 5 The structure diagram of the left support plate Figure 2 .

[0025] Figure 6 The structure diagram of the middle support block Figure 1 .

[0026] Figure 7 The structure diagram of the middle support block Figure 2 .

[0027] Figure 8 The structure diagram of the right support block Figure 1 .

[0028] Fig. 9 The structure diagram of the right support block Figure 2 .

[0029] Fig.10 It is a structural schematic diagram of a clamp joint.

[0030] Fig.11 Schematic diagram of the structure of the baffle.

[0031] Fig.12 It is a schematic diagram of the structure of the positioning screw.

[0032] Among them, 1-bottom plate, 11-left sinker, 111-left fixed connecting hole, 12-middle sinker, 121-middle fixed connecting hole, 13-right sinker, 131-right fixed connecting hole, 2-left support block, 3-middle support block, 31-first notch, 4-right support block, 41-joint positioning hole, 5-baffle, 51-second notch, 52-third notch, 6-clamp joint, 61-positioning straight section, 7-positioning pin hole, 8-positioning screw, 9-ejection chamber, 91-ejection chamber main body, 92-ejection chamber bypass joint. DETAILED DESCRIPTION

[0033] The following is a detailed description of the implementation of the utility model in conjunction with the accompanying drawings, but they do not constitute a limitation of the utility model and are only used as examples. At the same time, the advantages of the utility model will become clearer and easier to understand through the description.

[0034] Referring to the attached drawings, it can be seen that: an ejection chamber welding device, characterized in that: it comprises a bottom plate 1, a left support block 2, a middle support block 3, and a right support block 4 arranged on the bottom plate 1 in sequence from left to right, a baffle 5 located on the top of the middle support block 3, and a clamp joint 6 located on the upper part of the right support block 4 and facing the middle support block 3;

[0035] The left support block 2 is provided with a plurality of positioning pin holes 7 at intervals;

[0036] The middle support block 3 has a first notch 31 on its upper portion, and the middle support block 3 has a plurality of positioning pin holes 7 arranged around the first notch 31 at intervals;

[0037] The baffle plate 5 has a second notch 51 at the bottom thereof matching the first notch 31 , and a third notch 52 at the top thereof. The baffle plate 5 has a plurality of positioning pin holes 7 arranged at intervals around the second notch 51 .

[0038] The bottom plate 1 is provided with a left sinking platform 11 matching the left support block 2, a middle sinking platform 12 matching the middle support block 3, and a right sinking platform 13 matching the right support block 4 in sequence from left to right to provide positioning.

[0039] The left sinking platform 11 is provided with a left fixed connection hole 111, the middle sinking platform 12 is provided with a middle fixed connection hole 121, and the right sinking platform 13 is provided with a right fixed connection hole 131; the bottom of the left support block 2 is bolted to the left fixed connection hole 111, the middle support block 3 is bolted to the middle fixed connection hole 121, and the right support block 4 is bolted to the right fixed connection hole 131.

[0040] A joint positioning hole 41 is provided on the upper portion of the right support block 4 , and the positioning straight section 61 of the clamp joint 6 matches the joint positioning hole 41 , and the clamp joint 6 is welded to the right support block 4 .

[0041] The left support block 2 is evenly provided with 4 positioning pin holes 7, the middle support block 3 is evenly provided with 6 positioning pin holes 7 around the first notch 31, and the baffle plate 5 is evenly provided with 2 positioning pin holes 7 around the second notch 51; positioning screws 8 are used to position and fasten corresponding parts.

[0042] The positioning pin hole 7 on the left support block 2 is coaxially arranged with the positioning pin hole 7 on the middle support block 3 and the positioning pin hole 7 on the baffle 5 .

[0043] In actual use, the first notch 31 is a U-shaped notch, and the left support block 2, the middle support block 3, and the right support block 4 are all L-shaped.

[0044] The ejection chamber 9 includes an ejection chamber body 91 and an ejection chamber bypass joint 92 .

[0045] The method of using the utility model comprises the following steps:

[0046] Step 1: Place the left support block 2 into the left sinking platform 11 of the bottom plate 1, and connect it to the left support block 2 with bolts through the left fixed connection hole 111; place the middle support block 3 into the middle sinking platform 12 of the bottom plate 1, and connect it to the middle support block 3 with bolts through the middle fixed connection hole 121; place the right support block 4 into the right sinking platform 13 of the bottom plate 1, and connect it to the right support block 4 with bolts through the right fixed connection hole 131;

[0047] Step 2: After the fastening is completed, the ejection chamber body 91 is placed into the first notch 31 of the middle support block 3, and the positioning screw 8 is used to position and fix the ejection chamber body 91 through the positioning pin holes 7 on the left support block 2, the middle support block 3, and the baffle 5;

[0048] Step 3: Use a clamp to connect and position the ejection chamber bypass joint 92 and the clamp joint 6, so that the interfaces of the various parts of the ejection chamber 9 are completely fixed during welding.

[0049] In summary, the utility model has the advantages of compact structure, accurate positioning, reliable support, sufficient rigidity, good contact with the workpiece, and good processability of structural components.

[0050] Other parts not described belong to the prior art.

Claims

1. An induced chamber welding device, characterized in that: The invention comprises a bottom plate (1), a left support block (2), a middle support block (3), and a right support block (4) which are sequentially arranged on the bottom plate (1) from left to right, a baffle (5) located on the top of the middle support block (3), and a clamp joint (6) located on the upper part of the right support block (4) and facing the middle support block (3); A plurality of positioning pin holes (7) are arranged at intervals on the left support block (2); A first notch (31) is formed on the upper portion of the intermediate support block (3), and a plurality of positioning pin holes (7) are arranged at intervals around the first notch (31) on the intermediate support block (3); The baffle plate (5) has a second notch (51) matching the first notch (31) at the bottom, and a third notch (52) at the top. The baffle plate (5) has a plurality of positioning pin holes (7) arranged at intervals around the second notch (51).

2. The induced chamber welding device according to claim 1, characterized in that: The bottom plate (1) is provided with a left sinking platform (11) matching the left support block (2), a middle sinking platform (12) matching the middle support block (3), and a right sinking platform (13) matching the right support block (4) in sequence from left to right.

3. The induced chamber welding device according to claim 2, characterized in that: The left sinking platform (11) is provided with a left fixed connection hole (111), the middle sinking platform (12) is provided with a middle fixed connection hole (121), and the right sinking platform (13) is provided with a right fixed connection hole (131); the bottom of the left support block (2) is bolted to the left fixed connection hole (111), the middle support block (3) is bolted to the middle fixed connection hole (121), and the right support block (4) is bolted to the right fixed connection hole (131).

4. The induced chamber welding device according to claim 1, characterized in that: A joint positioning hole (41) is provided on the upper portion of the right support block (4), the positioning straight section (61) of the clamp joint (6) matches the joint positioning hole (41), and the clamp joint (6) is welded to the right support block (4).

5. The induced chamber welding device according to claim 1, characterized in that: The left support block (2) is evenly provided with four positioning pin holes (7), the middle support block (3) is evenly provided with six positioning pin holes (7) around the first notch (31), and the baffle plate (5) is evenly provided with two positioning pin holes (7) around the second notch (51).

6. The induced chamber welding device according to claim 5, characterized in that: The positioning pin hole (7) on the left support block (2) is coaxially arranged with the positioning pin hole (7) on the middle support block (3) and the positioning pin hole (7) on the baffle (5).

Images