Silencer assembly welding platform

Abstract

The utility model discloses a silencer assembly welding platform, and belongs to the technical field of silencer assembly machining platform operation. The counterpoint structure comprises a connecting block connected to the top of the platform base, the connecting block is movably connected with a crank, the crank is connected with a sleeve, the sleeve is arranged on the silencer assembly in a sleeved mode, and the silencer transmission structure can drive the crank to swing oppositely. The transmission structure comprises a vertical plate fixedly connected with the top of the platform base, the inner side of the vertical plate is connected with a two-way screw, the transmission structure is connected with a transmission motor used for driving the two-way screw to rotate, the left side and the right side of the surface of the two-way screw are in threaded connection with threaded sleeves, the threaded sleeves are located on the inner sides of cranks, and the front faces and the back faces of the threaded sleeves are fixedly connected with sliding rods. The side, away from the threaded sleeve, of the sliding rod extends into the crank, the crank is connected with the sliding rod in a sliding mode, the assembling and welding mode of an existing silencer can be improved, alignment errors of the manually-inserted silencer are prevented, and the alignment accuracy of the silencer is prevented from being affected.

Description

Technical Field

[0001] The utility model belongs to the technical field of muffler component processing platform operation, in particular to a muffler component welding platform. Background Art

[0002] A silencer is a noise reduction device that can be used in air flow ducts that also transmit noise. It can use pipes and elbows with sound-absorbing linings, or pipes with sudden changes in cross-sectional area and other discontinuous acoustic impedance to attenuate or reflect the noise in the duct. The former is called a resistive silencer, and the latter is called a reactive silencer. There are also impedance composite silencers.

[0003] The muffler needs to be connected by welding during the installation process. For example, the patent number disclosed in the China Patent Network is: 201110336865.1, and the patent name is: A car muffler welding machine, the welding machine includes a base, a muffler connecting mechanism arranged on the base, an exhaust pipe connecting mechanism arranged on the base and a welding gun connecting mechanism arranged on the base, the muffler connecting mechanism and the exhaust pipe connecting mechanism are arranged on both sides of the welding gun connecting mechanism, the muffler is transversely fixed on the muffler connecting mechanism, the exhaust pipe is transversely fixed on the exhaust pipe connecting mechanism, a welding gun aligned with the connection position of the muffler and the exhaust pipe is provided on the welding gun connecting mechanism, a driving motor is provided on the base, and the driving motor drives the muffler connecting mechanism and the exhaust pipe connecting mechanism to rotate synchronously through a transmission mechanism. By adopting this technical solution, the synchronous rotation of the muffler and the exhaust pipe at both ends is realized by the rotation of the corresponding mechanism, which is convenient for the welding connection of the muffler and the exhaust pipe, simple operation, high welding efficiency, good welding quality, and avoids the disadvantages of manual welding.

[0004] However, the existing muffler assembly and welding method is relatively simple, and the various accessories of the muffler are mainly connected by manual plug-in. The manually plugged muffler is prone to positioning errors, which affects the positioning accuracy of the muffler.

[0005] Therefore, it is necessary to design and modify the welding platform of the muffler assembly to effectively prevent the muffler's alignment accuracy from being affected. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a muffler assembly welding platform, which has the advantage of improving the accuracy of positioning and connection, and solves the problem that the existing muffler assembly welding method is relatively single, and the various accessories of the muffler are mainly connected by manual plug-in. The manually plugged muffler is prone to positioning errors, which affects the positioning accuracy of the muffler.

[0007] The utility model provides the following technical solutions: a muffler assembly welding platform, comprising a platform base;

[0008] a muffler assembly disposed on top of the platform base;

[0009] The top of the platform base is provided with a positioning structure sleeved on the surface of the muffler assembly;

[0010] The top of the platform base is provided with a transmission structure located inside the alignment structure;

[0011] The alignment structure includes a connecting block fixedly connected to the top of the platform base, the front and back sides of the connecting block are movably connected to cranks via pins, the side of the crank away from the connecting block is fixedly connected to a sleeve, the sleeve is sleeved on the surface of the muffler assembly, the number of the muffler assemblies is two and they are symmetrically arranged, and the transmission structure can drive the cranks to swing towards each other.

[0012] The transmission structure includes vertical plates fixedly connected to the left and right sides of the top of the platform base, the inner sides of the vertical plates are movably connected with a bidirectional screw through bearings, the right side of the vertical plates is fixedly connected with a transmission motor for driving the bidirectional screw to rotate, the left and right sides of the surface of the bidirectional screw are threadedly connected with screw sleeves, the screw sleeves are located on the inner side of the crank, the front and back sides of the screw sleeves are fixedly connected with sliding rods, the side of the sliding rod away from the screw sleeve extends to the inside of the crank, and the crank and the sliding rod are slidably connected.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model extrude the crank through the transmission structure, the crank is squeezed and the sleeve is used to drive the muffler assembly to swing, when the inner sides of the muffler assemblies contact each other, the effect of quickly aligning and connecting the two muffler assemblies is achieved. The utility model can improve the existing assembly welding method of the muffler, replace the manual plug-in method to connect the various accessories of the muffler, prevent the manually plugged muffler from having an alignment error, and avoid affecting the alignment accuracy of the muffler.

[0015] 2. The utility model can automatically drive the crank to swing by providing a bidirectional screw, a transmission motor, a screw sleeve and a slide rod, and can effectively and synchronously control the swing angle of the crank. The utility model can limit the screw sleeve by providing a guide rod to prevent the screw sleeve from tilting during movement. The utility model can automatically drive the muffler assembly to rotate by providing a driving motor, thereby improving welding uniformity. The utility model can support the bidirectional screw by providing a support frame and a welding end, and can automatically weld the muffler assembly during rotation. The utility model can improve the safety of the platform base and reduce the contact area between the transmission structure and the external environment by providing a baffle. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the local structure of the utility model.

[0018] Figure 3 It is a schematic diagram of the main structure of the utility model. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] like Figures 1 to 3 As shown, the welding platform applied to the muffler assembly of this embodiment includes a platform base 1, and a muffler assembly 2 arranged on the top of the platform base 1; a positioning structure 3 sleeved on the surface of the muffler assembly 2 is arranged on the top of the platform base 1; a transmission structure 4 located on the inner side of the positioning structure 3 is arranged on the top of the platform base 1; the positioning structure 3 includes a connecting block 5 fixedly connected to the top of the platform base 1, and the front and back sides of the connecting block 5 are movably connected to a crank 6 through a pin shaft, and the side of the crank 6 away from the connecting block 5 is fixedly connected to a sleeve 7, and the sleeve 7 is sleeved on the surface of the muffler assembly 2. The number of muffler assemblies 2 is two and they are symmetrically arranged, and the transmission structure 4 can drive the crank 6 to swing toward each other.

[0021] refer to Figure 3 The transmission structure 4 includes a vertical plate 8 fixedly connected to the left and right sides of the top of the platform base 1, and a bidirectional screw 9 is movably connected to the inner side of the vertical plate 8 through a bearing. A transmission motor 10 for driving the bidirectional screw 9 to rotate is fixedly connected to the right side of the vertical plate 8. The left and right sides of the surface of the bidirectional screw 9 are threadedly connected with a screw sleeve 11, and the screw sleeve 11 is located on the inner side of the crank 6. The front and back sides of the screw sleeve 11 are fixedly connected with a sliding rod 12, and the side of the sliding rod 12 away from the screw sleeve 11 extends to the inside of the crank 6, and the crank 6 and the sliding rod 12 are slidably connected.

[0022] This embodiment can automatically push the crank 6 to swing by providing the bidirectional screw 9, the transmission motor 10, the screw sleeve 11 and the slide rod 12, and can effectively and synchronously control the swing angle of the crank 6.

[0023] refer to Figure 3 A guide rod 13 is fixedly connected to the inner side of the vertical plate 8 , and the screw sleeve 11 is sleeved on the surface of the guide rod 13 , and the guide rod 13 is slidably connected to the screw sleeve 11 .

[0024] In this embodiment, the guide rod 13 is provided to limit the screw sleeve 11 and prevent the screw sleeve 11 from tilting during the movement.

[0025] refer to Figure 3 A driving motor 14 is fixedly connected to the outer side of the sleeve 7 , and an output end of the driving motor 14 extends to the inside of the sleeve 7 and contacts the outer side of the muffler assembly 2 .

[0026] In this embodiment, the driving motor 14 is provided to automatically drive the muffler assembly 2 to rotate, thereby improving welding uniformity.

[0027] refer to Figure 3 A support frame 15 is fixedly connected to the top of the platform base 1. The support frame 15 is located on the inner side of the screw sleeve 11. The support frame 15 is respectively sleeved on the surface of the bidirectional screw 9 and the guide rod 13. A welding end 16 is fixedly connected to the top of the support frame 15. The side of the welding end 16 away from the support frame 15 contacts the inner side of the muffler assembly 2.

[0028] This embodiment can support the bidirectional screw 9 by providing the support frame 15 and the welding end 16, and can also automatically weld the muffler assembly 2 during the rotation process.

[0029] refer to Figure 1 The front and back sides of the vertical plate 8 are fixedly connected with a baffle 17 , and the transmission structure 4 and the alignment structure 3 are both located on the inner side of the baffle 17 .

[0030] In this embodiment, by providing the baffle 17 , the safety of the platform base 1 can be improved and the contact area between the transmission structure 4 and the external environment can be reduced.

[0031] The utility model inserts two muffler assemblies 2 into the interior of two sleeves 7, and then starts the transmission motor 10, the transmission motor 10 drives the bidirectional screw 9 to rotate, the bidirectional screw 9 uses the thread to push the screw sleeve 11 to move inward, and during the movement of the screw sleeve 11, the slide bar 12 is driven to slide inside the crank 6, the crank 6 is squeezed and uses the sleeve 7 to drive the muffler assembly 2 to swing, when the inner sides of the muffler assemblies 2 contact each other and the two are in close contact with the output end of the driving motor 14 by pressure, the driving motor 14 can drive the muffler assembly 2 to rotate, and at the same time, the welding end 16 can perform uniform welding processing on the muffler assembly 2 during the rotation process.

Claims

1. A muffler assembly welding platform, characterized in that: The muffler assembly welding platform comprises a platform base (1); a muffler assembly (2) arranged on the top of the platform base (1); The top of the platform base (1) is provided with a positioning structure (3) sleeved on the surface of the muffler assembly (2); The top of the platform base (1) is provided with a transmission structure (4) located inside the alignment structure (3); The alignment structure (3) comprises a connection block (5) fixedly connected to the top of the platform base (1); the front and back sides of the connection block (5) are movably connected to a crank (6) via a pin; the side of the crank (6) away from the connection block (5) is fixedly connected to a sleeve (7); the sleeve (7) is sleeved on the surface of the muffler assembly (2); the number of the muffler assemblies (2) is two and they are symmetrically arranged; the transmission structure (4) can drive the cranks (6) to swing towards each other.

2. A muffler assembly welding platform according to claim 1, characterized in that: The transmission structure (4) comprises a vertical plate (8) fixedly connected to the left and right sides of the top of the platform base (1); the inner side of the vertical plate (8) is movably connected to a bidirectional screw rod (9) via a bearing; the right side of the vertical plate (8) is fixedly connected to a transmission motor (10) for driving the bidirectional screw rod (9) to rotate; the left and right sides of the surface of the bidirectional screw rod (9) are both threadedly connected to a screw sleeve (11); the screw sleeve (11) is located on the inner side of the crank (6); the front and back sides of the screw sleeve (11) are fixedly connected to a sliding rod (12); the sliding rod (12) extends from the side of the screw sleeve (11) away from the screw sleeve (11) to the inside of the crank (6); the crank (6) and the sliding rod (12) are slidably connected.

3. A muffler assembly welding platform according to claim 2, characterized in that: A guide rod (13) is fixedly connected to the inner side of the vertical plate (8), the screw sleeve (11) is sleeved on the surface of the guide rod (13), and the guide rod (13) is slidably connected to the screw sleeve (11).

4. A muffler assembly welding platform according to claim 3, characterized in that: The outer side of the sleeve (7) is fixedly connected to a driving motor (14), and the output end of the driving motor (14) extends to the inside of the sleeve (7) and contacts the outer side of the muffler assembly (2).

5. A muffler assembly welding platform according to claim 4, characterized in that: The top of the platform base (1) is fixedly connected to a support frame (15), the support frame (15) is located on the inner side of the screw sleeve (11), the support frame (15) is respectively sleeved on the surface of the bidirectional screw (9) and the guide rod (13), the top of the support frame (15) is fixedly connected to a welding end (16), and the side of the welding end (16) away from the support frame (15) contacts the inner side of the muffler assembly (2).

6. A muffler assembly welding platform according to claim 2 or 5, characterized in that: The front and back sides of the vertical plate (8) are both fixedly connected to a baffle (17), and the transmission structure (4) and the alignment structure (3) are both located on the inner side of the baffle (17).

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