Silencer support welding and fixing assembly

Abstract

A silencer support welding and fixing assembly comprises a support fixing mechanism and a main body fixing mechanism, the main body fixing mechanism is used for fixing a silencer main body, the support fixing mechanism is used for fixing a silencer support and comprises a positioning part and a fixing part, the positioning part is used for making contact with the silencer support, and the fixing part is used for making contact with the silencer support. The fixing part is used for fixing the silencer support to the positioning part, so that the to-be-welded position of the silencer support makes contact with the silencer body, the silencer support can be rapidly positioned and fixed, the welding efficiency is improved, and the welding quality is good.

Description

Technical Field

[0001] The utility model relates to the technical field of muffler processing, in particular to a welding and fixing assembly for a muffler bracket. Background Art

[0002] A muffler is an important part of a vehicle engine and is generally installed on the engine through a bracket to reduce the noise generated during the operation of the engine.

[0003] The muffler bracket is usually connected to the main body of the muffler by welding. Therefore, the welding quality between the bracket and the main body of the muffler directly affects the installation quality of the muffler and the engine. If there is a deviation in the welding position, it may lead to improper installation of the muffler main body or even inability to install. During the existing bracket welding process, operators usually need to hold the bracket by hand, which easily causes poor welding and low welding efficiency. Summary of the Utility Model

[0004] In view of this, the purpose of the utility model is to provide a welding and fixing assembly for a muffler bracket, which has a simple structure and good fixing effect, and is beneficial to improving the welding quality of the muffler bracket.

[0005] The utility model provides a welding and fixing assembly for a muffler bracket, including a bracket fixing mechanism and a main body fixing mechanism. The main body fixing mechanism is used to fix the muffler main body, and the bracket fixing mechanism is used to fix the muffler bracket. The bracket fixing mechanism includes a positioning part and a fixing part. The positioning part is used to contact the muffler bracket, and the fixing part is used to fix the muffler bracket to the positioning part so that the welding position of the muffler bracket contacts the muffler main body.

[0006] In one embodiment, the positioning part includes a first positioning plate and a second positioning plate which are vertically connected. The first positioning plate and the second positioning plate are used to contact the muffler bracket. A first positioning post protrudes from the first positioning plate, and the first positioning post cooperates with a first mounting hole of the muffler bracket. A second positioning post protrudes from the second positioning plate, and the second positioning post is used to cooperate with a second mounting hole of the muffler bracket.

[0007] In one embodiment, the positioning part includes a base, and the second positioning plate is detachably mounted on the base.

[0008] In one embodiment, the fixing part includes a clamping block, and a clamping groove is formed in the clamping block. The clamping groove is matched with the thickness of the first positioning plate and the muffler bracket, or the clamping groove is matched with the thickness of the second positioning plate and the muffler bracket. The clamping block is detachably connected to the first positioning plate or the second positioning plate through the clamping groove so that the muffler bracket is received in the clamping groove.

[0009] In one embodiment, a fixing hole is formed in the clamping block. The fixing hole is formed in the vertical direction and communicates with the clamping groove. A locking member is provided in the fixing hole. One end of the locking member passes through the fixing hole and contacts the upper end of the first positioning plate or the second positioning plate.

[0010] In one embodiment, the bracket fixing mechanism further includes a pipe fixing portion. The pipe fixing portion includes a driving member and a clamping member. The driving member is installed on the base. The driving member is used to drive the clamping member to move, so that the distance between the clamping member and the base changes. The clamping member is used to fix the end flange of the muffler pipe.

[0011] In one embodiment, the pipe fixing portion further includes a pressing member. The pressing member is located on one side of the muffler main body. The pressing member is used to contact the welding piece of the muffler pipe and fix the welding piece to the muffler main body.

[0012] In one embodiment, the pipe fixing portion further includes a base and a movable seat. The pressing member is installed on the movable seat. The movable seat is movably connected to the base. The movable seat can move relative to the base to change the position of the pressing member relative to the welding piece.

[0013] In one embodiment, the bracket fixing mechanism further includes a driving portion. The driving portion includes a bottom plate and a second driving member. The positioning portion is installed on the bottom plate. The second driving member is used to drive the bottom plate to move in the width direction of the muffler main body to adjust the position of the positioning portion relative to the muffler bracket.

[0014] In one embodiment, the main body fixing mechanism includes a supporting member and a limiting member. The supporting member is located below the muffler main body and is used to support the muffler main body. The limiting member is located above the muffler main body and is used to fix the muffler main body to the supporting member.

[0015] The beneficial effects of the present utility model are as follows:

[0016] The main body fixing mechanism can fix the muffler main body so that the position of the muffler main body can be kept fixed during the welding process of the muffler bracket. The bracket fixing mechanism can fix the muffler bracket. The positioning portion is used to contact the muffler bracket so that the position of the muffler bracket can cooperate with the muffler main body and make its welding position contact the muffler main body. The fixing portion is used to fix the muffler bracket to the positioning portion to prevent the muffler bracket from moving during the welding process. It can cooperate with the main body fixing mechanism to make the welding quality of the muffler bracket stable. The overall structure is simple, and the welding position of the muffler bracket is accurately guaranteed, which has good practicability. Brief Description of the Drawings

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model and should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

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

[0019] Figure 2 It is a schematic diagram of the structure of the bracket fixing mechanism of an embodiment of the present utility model;

[0020] Figure 3 It is a partial exploded schematic diagram of the bracket fixing mechanism of an embodiment of the present utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the positioning part and the fixing part cooperating with the muffler bracket of an embodiment of the present utility model;

[0022] Figure 5 It is a schematic diagram of the structure of the main body fixing mechanism of an embodiment of the present utility model.

[0023] In the figure:

[0024] 10 - Bracket fixing mechanism; 11 - Positioning part; 111 - First positioning plate; 112 - Second positioning plate; 113 - First positioning column; 114 - Second positioning column; 115 - Base; 12 - Fixing part; 121 - Clamping block; 122 - Clamping groove; 123 - Fixing hole; 13 - Pipe fixing part; 131 - First driving member; 132 - Clamping member; 133 - Pressing member; 134 - Base; 135 - Movable seat; 136 - Link; 14 - Driving part; 141 - Bottom plate; 142 - Second driving member; 143 - Sliding seat; 144 - Slide rail;

[0025] 20 - Main body fixing mechanism; 21 - Supporting member; 211 - Accommodating groove; 22 - Limiting member; 23 - Third driving member;

[0026] 30 - Muffler main body; 31 - Muffler bracket; 32 - Muffler pipe; 321 - Solder tab;

[0027] 40 - Support seat; 41 - Workbench. Detailed Embodiments

[0028] The specific embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the description of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

[0029] Unless otherwise clearly defined and limited, terms such as "set", "installed", "connected", etc. should be 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. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] The orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the utility model product is usually placed during use. It is only for the convenience of description and simplification of 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 understood as a limitation to the present utility model.

[0031] Terms such as "first", "second", "third", etc. are only used to distinguish elements with similar attributes, rather than indicating or implying relative importance or a specific order.

[0032] The term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion. In addition to including the listed elements, it may also include other elements not specifically listed.

[0033] As shown in the Figure 1 accompanying drawings, the muffler bracket welding and fixing assembly proposed by the present utility model includes a bracket fixing mechanism 10 and a main body fixing mechanism 20. The main body fixing mechanism 20 is used to fix the muffler main body 30 so that the muffler main body 30 maintains a stable and fixed position during the welding process, preventing the muffler main body 30 from shaking or having a position deviation during the welding of the muffler bracket 31, which is beneficial to ensuring the welding quality of the muffler bracket 31. The bracket fixing mechanism 10 is used to fix the muffler bracket 31 so that the muffler bracket 31 stably and reliably contacts the muffler main body 30, which is beneficial to welding the muffler bracket 31 to the muffler main body 30.

[0034] As shown in the Figure 2As shown, the bracket fixing mechanism 10 includes a positioning portion 11 and a fixing portion 12. The positioning portion 11 is used to contact the muffler bracket 31 to achieve the positioning of the muffler bracket 31. The fixing portion 12 is used to detachably fix the muffler bracket 31 to the positioning portion 11, so that the welding position to be welded of the muffler bracket 31 contacts and cooperates with the muffler main body 30.

[0035] As shown in the Figure 2 attachment, the positioning portion 11 includes a first positioning plate 111 and a second positioning plate 112 that are vertically connected. The first positioning plate 111 and the second positioning plate 112 are used to contact the muffler bracket 31 to increase the contact area with the muffler bracket 31, thereby positioning the muffler bracket 31. Combining with the Figure 3 attachment, a first positioning post 113 protrudes from the first positioning plate 111, and a second positioning post 114 protrudes from the second positioning plate 112. The first positioning post 113 cooperates with the first mounting hole on the muffler bracket 31, and the second positioning post 114 cooperates with the second mounting hole on the muffler bracket 31, so that the muffler bracket 31 can initially contact the first positioning plate 111 and the second positioning plate 112 and achieve positioning.

[0036] In an alternative solution, the first positioning plate 111 and the second positioning plate 112 are connected as a whole by screwing. The specifications of the first positioning plate 111 and the second positioning plate 112 can be adjusted according to the specifications of the muffler bracket 31, which is convenient for adjustment and modification, and is beneficial to improving applicability.

[0037] In an alternative solution, as shown in the Figure 3 attachment, the positioning portion 11 further includes a base 115. The second positioning plate 112 is detachably mounted on the base 115. The position of the second positioning plate 112 on the base 115 can be adjusted according to the specifications of the muffler bracket 31, and it is convenient to replace the first positioning plate 111 and the second positioning plate 112. Optionally, the second positioning plate 112 is mounted on the base 115 by screwing, which is convenient for disassembly and assembly.

[0038] Combining with the Figure 3 attachment and the Figure 4 attachment, the fixing portion 12 includes a clamping block 121. A clamping groove 122 is formed on the clamping block 121. The clamping block 121 is detachably connected to the first positioning plate 111 or the second positioning plate 112 through the clamping groove 122. The clamping groove 122 is matched with the thickness of the first positioning plate 111 and the muffler bracket 31, or the clamping groove 122 is matched with the thickness of the second positioning plate 112 and the muffler bracket 31, so that the muffler bracket 31 can be accommodated in the clamping groove 122. The muffler bracket 31 can be fixed to the first positioning plate 111 or the second positioning plate 112 through the clamping block 121. The clamping block 121 can be flexibly replaced according to the specifications and dimensions of the muffler bracket 31, and has good applicability.

[0039] In an alternative solution, a fixing hole 123 is formed in the clamping block 121. The fixing hole 123 is formed in the up-and-down direction and communicates with the clamping groove 122. A locking member is provided in the fixing hole 123. One end of the locking member can pass through the fixing hole 123 and contact the upper end of the first positioning plate 111 or the second positioning plate 112 to fix the clamping block 121 to the first positioning plate 111 or the second positioning plate 112, so as to prevent the clamping block 121 from falling off.

[0040] Optionally, the fixing hole 123 is set as a threaded hole, and the locking member is a bolt. The locking member can exert a force on the upper end of the first positioning plate 111 or the second positioning plate 112 to lock the clamping block 121. The structure is simple and the disassembly and assembly are convenient.

[0041] In an alternative solution, the bracket fixing mechanism 10 further includes a pipe fixing portion 13 for fixing the muffler pipe 32. The pipe fixing portion 13 includes a first driving member 131 and a clamping member 132. The first driving member 131 is installed on the base 115. The first driving member 131 is used to drive the clamping member 132 to move, so that the distance between the clamping member 132 and the base 115 changes. The end flange of the muffler pipe 32 is located between the clamping member 132 and the base 115. By adjusting the position of the clamping member 132 relative to the base 115, the end flange of the muffler pipe 32 can be fixed to the base 115, and further the positions of the muffler bracket 31 and the muffler pipe 32 can be coordinated to ensure the accurate welding position of the muffler bracket 31. Optionally, two clamping members 132 are provided to fix the upper and lower sides of the end flange of the muffler pipe 32.

[0042] Optionally, the first driving member 131 is a cylinder.

[0043] In an alternative solution, as shown in the attached Figure 2 figure, the pipe fixing portion 13 further includes a pressing member 133. The pressing member 133 is located on one side of the muffler main body 30. The pressing member 133 is used to contact the welding piece 321 of the muffler pipe 32 and fix the welding piece 321 to the muffler main body 30. The pressing member 133 can press on the welding piece 321 to make the welding piece 321 fit with the muffler main body 30, thereby ensuring the welding quality of the welding piece 321 and the muffler main body 30.

[0044] Optionally, the pressing member 133 is a quick clamp.

[0045] As shown in the attached Figure 2As shown, the pipe fixing part 13 further includes a base 134 and a movable seat 135. The pressing part 133 is installed on the movable seat 135. The base 134 is movably connected to the movable seat 135. The movable seat 135 can move relative to the base 134 along the length direction of the muffler main body 30 to change the position of the pressing part 133 relative to the welding piece 321, so that the pressing part 133 can be adaptively adjusted according to the positions of the muffler pipe 32 and its welding piece 321.

[0046] In an alternative solution, the movable seat 135 is connected to the base 134 through a connecting rod 136. A connecting rod hole matching with the connecting rod 136 is formed on the base 134. The connecting rod 136 extends along the length direction of the muffler main body 30. The connecting rod 136 passes through the connecting rod hole and is movably connected to the base 134. By adjusting the position of the connecting rod 136 relative to the base 134, the position of the movable seat 135 can be adjusted, and further the position of the pressing part 133 in the length direction of the muffler main body 30 can be adjusted.

[0047] In an alternative solution, as shown in the appendix Figure 2 As shown, the bracket fixing mechanism 10 further includes a driving part 14. The driving part 14 includes a bottom plate 141 and a second driving member 142. The positioning part 11 is installed on the bottom plate 141. The second driving member 142 is used to drive the bottom plate 141 to move along the width direction of the muffler main body 30 to adjust the position of the positioning part 11 in the width direction of the muffler main body 30, and further adjust the position of the positioning part 11 relative to the muffler bracket 31, so as to be applicable to the welding and fixing of muffler main bodies 30 of different specifications.

[0048] Optionally, as shown in the appendix Figure 2 As shown, the driving part 14 further includes a sliding seat 143 and a sliding rail 144. The sliding seat 143 is connected to the bottom plate 141 and is slidably matched with the sliding rail 144. The cooperation between the sliding seat 143 and the sliding rail 144 can ensure the stable movement of the bottom plate 141, reduce the shaking of the bracket fixing mechanism 10 during the adjustment process, and is beneficial to improving the adjustment quality.

[0049] Optionally, the second driving member 142 is a cylinder.

[0050] Optionally, as shown in the appendix Figure 1 As shown, the muffler bracket welding and fixing assembly proposed by the present utility model further includes a support seat 40. A workbench 41 is provided on the support seat 40. The bracket fixing mechanism 10 and the main body fixing mechanism 20 are both installed on the workbench 41.

[0051] Optionally, the above-mentioned base 134 is detachably installed on the workbench 41 by a screwing method.

[0052] As shown in the appendix Figure 5As shown, the main body fixing mechanism 20 includes a supporting member 21 and a limiting member 22. The supporting member 21 is located below the muffler main body 30 and is used to support the muffler main body 30. The limiting member 22 is located above the muffler main body 30 and is used to press the muffler main body 30 onto the supporting member 21 to fix the muffler main body 30.

[0053] In an alternative solution, both the supporting member 21 and the limiting member 22 are installed on the workbench 41, as shown in the appendix Figure 5 As shown, the main body fixing mechanism 20 includes a third driving member 23. The third driving member 23 is used to drive the limiting member 22 to move up and down in the height direction of the muffler main body 30 so that the limiting member 22 can fix the muffler main body 30 to the supporting member 21.

[0054] Optionally, the supporting member 21 is detachably installed on the workbench 41 by screwing, so as to facilitate adjusting the position and size of the supporting member 21 according to the specifications of the muffler main body 30.

[0055] Optionally, the number of the supporting members 21 is set to two, and they are spaced along the length direction of the muffler main body 30 and distributed below the muffler main body 30.

[0056] Optionally, a receiving groove 211 is formed at the upper end of the supporting member 21, and the receiving groove 211 is used to receive the muffler main body 30.

[0057] By using the welding and fixing assembly of the muffler bracket of the present utility model, the main body fixing mechanism 20 can fix the muffler main body 30 so that the position of the muffler main body 30 can be kept fixed during the welding process of the muffler bracket 31; the bracket fixing mechanism 10 can fix the muffler bracket 31. The positioning portion 11 is used to contact the muffler bracket 31 so that the position of the muffler bracket 31 can cooperate with the muffler main body 30 and its welding position to be in contact with the muffler main body 30. The fixing portion 12 is used to fix the muffler bracket 31 to the positioning portion 11 to prevent the muffler bracket 31 from moving during the welding process, and it can cooperate with the main body fixing mechanism 20 to make the welding quality of the muffler bracket 31 stable. The overall structure is simple, and the welding position of the muffler bracket 31 is accurate, having good practicability.

[0058] The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present utility model should be covered within the protection scope of the present utility model.

Claims

1. A muffler bracket welding and fixing assembly, characterized in that: The invention comprises a bracket fixing mechanism (10) and a main body fixing mechanism (20), wherein the main body fixing mechanism (20) is used to fix a muffler main body (30), and the bracket fixing mechanism (10) is used to fix a muffler bracket (31). The bracket fixing mechanism (10) comprises a positioning portion (11) and a fixing portion (12), wherein the positioning portion (11) is used to contact the muffler bracket (31), and the fixing portion (12) is used to fix the muffler bracket (31) to the positioning portion (11), so that the position to be welded of the muffler bracket (31) contacts the muffler main body (30), and the positioning portion (11) comprises a first positioning plate (111) and a second positioning plate (112) connected vertically, wherein the first positioning plate (111) and the second positioning plate (112) are used to contact the muffler bracket (31), and the first positioning plate (111) is provided with a first positioning plate protruding thereon. The first positioning column (113) cooperates with the first mounting hole of the muffler bracket (31); the second positioning plate (112) is provided with a second positioning column (114); the second positioning column (114) is used to cooperate with the second mounting hole of the muffler bracket (31); the fixing portion (12) comprises a clamping block (121); a clamping slot (122) is provided on the clamping block (121); the clamping slot (122) cooperates with the thickness of the first positioning plate (111) and the muffler bracket (31); or the clamping slot (122) cooperates with the thickness of the second positioning plate (112) and the muffler bracket (31); the clamping block (121) is detachably connected to the first positioning plate (111) or the second positioning plate (112) through the clamping slot (122), so that the muffler bracket (31) is accommodated in the clamping slot (122).

2. The muffler bracket welding and fixing assembly according to claim 1 is characterized in that: The positioning portion (11) comprises a base (115), and the second positioning plate (112) is detachably mounted on the base (115).

3. The muffler bracket welding and fixing assembly according to claim 1 is characterized in that: The clamping block (121) is provided with a fixing hole (123), the fixing hole (123) is provided in the up-down direction and is communicated with the clamping slot (122), a locking piece is provided in the fixing hole (123), one end of the locking piece passes through the fixing hole (123) and contacts the upper end of the first positioning plate (111) or the second positioning plate (112).

4. The muffler bracket welding and fixing assembly according to claim 2 is characterized in that: The bracket fixing mechanism (10) further comprises a pipe fixing portion (13), the pipe fixing portion (13) comprising a driving member (131) and a clamping member (132), the driving member (131) being mounted on the base (115), the driving member (131) being used to drive the clamping member (132) to move so as to change the distance between the clamping member (132) and the base (115), and the clamping member (132) being used to fix the end flange of the muffler pipe (32).

5. The muffler bracket welding and fixing assembly according to claim 4 is characterized in that: The pipe fixing portion (13) further comprises a pressing piece (133), the pressing piece (133) being located on one side of the muffler body (30), the pressing piece (133) being used to contact a welding piece (321) of the muffler pipe (32) and fix the welding piece (321) to the muffler body (30).

6. The muffler bracket welding and fixing assembly according to claim 5 is characterized in that: The pipeline fixing portion (13) further comprises a base (134) and a movable seat (135), the pressing piece (133) being mounted on the movable seat (135), the movable seat (135) being movably connected to the base (134), and the movable seat (135) being movable relative to the base (134) to change the position of the pressing piece (133) relative to the welding piece (321).

7. The muffler bracket welding and fixing assembly according to claim 1 is characterized in that: The bracket fixing mechanism (10) further comprises a driving portion (14), the driving portion (14) comprising a base plate (141) and a second driving member (142), the positioning portion (11) being mounted on the base plate (141), the second driving member (142) being used to drive the base plate (141) to move along the width direction of the muffler body (30) so as to adjust the position of the positioning portion (11) relative to the muffler bracket (31).

8. The muffler bracket welding and fixing assembly according to claim 1 is characterized in that: The main body fixing mechanism (20) comprises a supporting member (21) and a limiting member (22); the supporting member (21) is located below the muffler main body (30) and is used to support the muffler main body (30); the limiting member (22) is located above the muffler main body (30) and is used to fix the muffler main body (30) to the supporting member (21).

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