Welding and positioning device for inner assembly of silencer

Abstract

The utility model discloses a silencer inner assembly welding positioning device which comprises a main plate, two supporting columns are arranged on the upper end face of the main plate in a sliding mode, arc-shaped plates are arranged on the upper end faces of the two supporting columns, sliding plates are arranged at the left end and the right end of the main plate in a sliding mode, and the arc-shaped plates are arranged on the upper end faces of the sliding plates. Supporting plates are slidably arranged on the front sides and the rear sides of the upper end faces of the two sliding plates correspondingly, sliding grooves corresponding to the supporting plates are formed in the upper ends of the two sliding plates correspondingly, threaded rods corresponding to the sliding grooves are rotatably arranged on the two sliding plates correspondingly, and the threaded rods are in threaded connection with the supporting plates. Clamping plates are slidably arranged on one sides of the opposite surfaces of the two supporting plates on the same side, adjusting grooves corresponding to the clamping plates are formed in the multiple supporting plates, adjusting rods corresponding to the adjusting grooves are rotatably arranged on the multiple supporting plates, and the adjusting rods are in threaded connection with the clamping plates. And installation, positioning and adjustment of different models of products are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to muffler welding technical field more specifically, it relates to a kind of muffler inner component welding positioning device. BACKGROUND

[0002] Automobile muffler is installed in the rear section of automobile exhaust pipe, for reducing the noise generated when automobile engine works, and reducing sound energy reaches the purpose of silencing. The inner components of the muffler are usually clamped and positioned using welding fixtures during assembly. The existing positioning device is inconvenient to adjust the position of multiple limiting mechanisms when installing and positioning the inner components of different models of mufflers, and the practicality needs to be improved. In addition, the device needs to be held by hand during the welding process, and lacks a suitable protection adjusting mechanism. SUMMARY

[0003] (I) Technical problem solved

[0004] To solve the technical problems mentioned in the background art, the utility model provides a muffler inner component welding positioning device to solve the technical problem that the position of multiple limiting mechanisms is inconvenient to adjust when installing and positioning the inner components of different models of mufflers, and the practicality needs to be improved.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a muffler inner component welding positioning device, comprising a main plate, a support column is slidably arranged on the upper end face of the main plate, the support column is provided with two, an arc plate is arranged on the upper end face of each of the two support columns, a sliding plate is slidably arranged on the left and right ends of the main plate, a support plate is slidably arranged on the upper end face of each of the two sliding plates, a sliding groove is formed in the upper end of each of the two sliding plates corresponding to the plurality of support plates, a threaded rod is rotatably arranged on the upper end of each of the two sliding plates corresponding to the sliding groove, the threaded rod and the support plate are threadedly connected, a clamping plate is slidably arranged on one side of the opposite surface of each of the two support plates on the same side, an adjusting groove is formed in each of the plurality of support plates corresponding to the clamping plate, an adjusting rod is rotatably arranged in each of the plurality of support plates corresponding to the adjusting groove, and the adjusting rod and the clamping plate are threadedly connected.

[0007] The utility model is further provided with a recess corresponding to the two support columns on the upper end face of the main plate, a first guide rod is arranged in the recess corresponding to the two support columns, a locking mechanism is arranged on each of the two support columns, and the support column is conveniently adjusted by sliding.

[0008] The utility model further sets up, two locking mechanism all include locking plate and locking lever, locking plate installs on the support column, locking lever installs on the locking plate, locking hole is set up to the locking lever on the locking plate, locking lever and locking hole are connected in screw thread, and the position adjustment of support column realizes locking.

[0009] The utility model further sets up, the locking groove is set up to the two locking lever on the mainboard, improves locking effect.

[0010] The utility model further sets up, the guide post is equipped with on the both sides of mainboard upper end surface, the guide seat is equipped with on the both sides of the two slide plate upper end surface correspondingly the guide post, realizes the slide of slide plate guide.

[0011] The utility model further sets up, the first threaded hole is set up to the guide seat, the second threaded hole is set up to the guide post correspondingly the first threaded hole, the second threaded hole is spaced apart and is provided with a plurality, the first threaded hole and the second threaded hole are connected through bolt, and the position adjustment of slide plate realizes locking.

[0012] The utility model further sets up, the T type seat is equipped with on the mainboard front end surface, the protection column is slid and set up to the T type seat upper end surface, the protection cover is equipped with on the protection column upper end surface, convenient welding operation protection.

[0013] The utility model further sets up, the guide slot is set up to the T type seat upper end surface correspondingly the protection column, the second guide rod is equipped with in the guide slot inside correspondingly the protection column, and the guide of protection column sliding is carried out.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a kind of muffler inner assembly welding positioning device, with following beneficial effects:

[0016] 1, by the design of slide plate, slide plate guide seat and mainboard guide post cooperate sliding guide, bolt is fixed by being screwed through the first threaded hole and the second threaded hole, the position adjustment of slide plate is convenient, support column is relatively slid and adjusted to mainboard, support plate is relatively slid and adjusted to slide plate, and the installation positioning adjustment of different models product is convenient.

[0017] 2, by the design of support plate, support plate is relatively slid and adjusted to slide groove, threaded rod and support plate are threadedly cooperated, clamping plate is relatively slid and adjusted to adjusting slot, adjusting rod and clamping plate are threadedly cooperated, and the installation clamping of different models inner baffle is convenient, improve practicality.

[0018] 3. By the design of the protective cover, the protective column slides relative to the guide groove, the second guide rod guides the sliding, the position of the protective cover is adjusted conveniently, different welding positions are protected conveniently, and the safety protection effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a preferred overall structure schematic view of the welding positioning device for the inner component of the muffler.

[0020] Figure 2 It is a preferred main plate structure schematic view of the welding positioning device for the inner component of the muffler.

[0021] Figure 3 It is a preferred slide plate structure schematic view of the welding positioning device for the inner component of the muffler.

[0022] Figure 4 It is Figure 1 It is a partial structure enlarged schematic view of A.

[0023] Figure 5 It is Figure 1 It is a partial structure enlarged schematic view of B.

[0024] In the figure: 1, main plate; 2, support column; 3, arc plate; 4, slide plate; 5, support plate; 6, sliding groove; 7, threaded rod; 8, clamping plate; 9, adjusting groove; 10, adjusting rod; 11, groove; 12, first guide rod; 13, locking plate; 14, locking rod; 15, locking hole; 16, locking groove; 17, guide column; 18, guide seat; 19, first threaded hole; 20, second threaded hole; 21, T-shaped seat; 22, protective column; 23, protective cover; 24, guide groove; 25, second guide rod. DETAILED DESCRIPTION

[0025] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0027] In the present application, unless otherwise stated, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer relative to the contour of each component itself, but the above directional words are not used to limit the present application.

[0028] Please refer toFigures 1-4 The application discloses a welding positioning device for inner components of a muffler, which comprises a main plate 1, support columns 2 slidingly arranged on the upper end surface of the main plate 1, arc-shaped plates 3 arranged on the upper end surfaces of the two support columns 2, sliding plates 4 slidingly arranged on the left and right ends of the main plate 1, support plates 5 slidingly arranged on the upper end surfaces of the two sliding plates 4, sliding grooves 6 formed in the upper end of each of the two sliding plates 4 and corresponding to the plurality of support plates 5, threaded rods 7 rotatably arranged on the upper end of each of the two sliding plates 4 and corresponding to the sliding grooves 6, the threaded rods 7 being in threaded connection with the support plates 5, clamping plates 8 slidingly arranged on the opposite sides of the two support plates 5 on the same side, adjusting grooves 9 formed in the plurality of support plates 5 and corresponding to the clamping plates 8, and adjusting rods 10 rotatably arranged on the plurality of support plates 5 and corresponding to the adjusting grooves 9, the adjusting rods 10 being in threaded connection with the clamping plates 8.

[0029] In the embodiment, the device is adjusted according to the type of the inner components of the muffler to be welded, the sliding plates 4 are slid to the appropriate positions relative to the main plate 1, the support columns 2 drive the arc-shaped plates 3 to adjust the positions, the threaded rods 7 are rotated according to the type of the inner partition plates, the threaded rods 7 are in threaded connection with the support plates 5, the inner threads of the support plates 5 in the same group are oppositely arranged, the adjusting rods 10 are rotated after the support plates 5 in the same group are adjusted to the appropriate positions, the adjusting rods 10 are in threaded connection with the clamping plates 8, the inner threads of the clamping plates 8 in the same group are oppositely arranged, the clamping plates 8 clamp the inner partition plates, and the through holes of the clamping plates 8 are correspondingly arranged with the arc-shaped plates 3 during clamping.

[0030] Please refer to Figure 1 , Figure 2 and Figure 4 as an embodiment of the support columns 2: recesses 11 are formed in the upper end surface of the main plate 1 and correspond to the two support columns 2, first guide rods 12 are arranged in the recesses 11 and correspond to the two support columns 2, locking mechanisms are arranged on the two support columns 2, the two locking mechanisms each comprise a locking plate 13 and a locking rod 14, the locking plate 13 is mounted on the support column 2, the locking rod 14 is mounted on the locking plate 13, a locking hole 15 is formed in the locking plate 13 and corresponds to the locking rod 14, the locking rod 14 is in threaded connection with the locking hole 15, and locking grooves 16 are formed in the main plate 1 and correspond to the two locking rods 14.

[0031] Specifically, the support columns 2 are slid relative to the recesses 11 of the main plate 1, the first guide rods 12 guide the sliding, the sliding is stopped at the appropriate positions, the locking rods 14 are rotated, the locking rods 14 are in threaded connection with the locking holes 15, the locking rods 14 are inserted into the locking grooves 16, the positions are locked, and the installation positions of different pipe bodies are conveniently adjusted.

[0032] Please refer to Figures 1-3As an embodiment of the slide plate 4: the upper end face of the main plate 1 is provided with guide columns 17 on the front and back sides, the upper end face of the two slide plates 4 is provided with guide seats 18 corresponding to the guide columns 17 on the front and back sides, a plurality of first threaded holes 19 are formed in the plurality of guide seats 18, a plurality of second threaded holes 20 are formed in the two guide columns 17 corresponding to the plurality of first threaded holes 19, the second threaded holes 20 are arranged at intervals, and the first threaded holes 19 and the second threaded holes 20 are connected by bolts.

[0033] Specifically, the guide seats 18 of the slide plate 4 and the guide columns 17 on the main plate 1 are matched and guided, and are adjusted to the appropriate position by sliding, and the bolts are tightened and fixed by penetrating the first threaded holes 19 and the second threaded holes 20.

[0034] Please refer to Figure 1 and Figure 5 As an embodiment of the protection: the main plate 1 is provided with a T-shaped seat 21 at the front end face, a protection column 22 is slidably arranged on the upper end face of the T-shaped seat 21, a protection cover 23 is arranged on the upper end face of the protection column 22, a guide groove 24 is formed in the upper end face of the T-shaped seat 21 corresponding to the protection column 22, and a second guide rod 25 is arranged in the guide groove 24 corresponding to the protection column 22.

[0035] Specifically, the protection column 22 slides relative to the guide groove 24, the second guide rod 25 guides the sliding, adjusts the position of the protection cover 23, and protects the welding operation at different positions.

[0036] In summary, the overall equipment is used in:

[0037] When in the installation front adjustment state, the position of the device as a whole is adjusted according to the inner partition plate and the pipe body type, the guide seats 18 of the slide plate 4 slide relative to the guide columns 17, are adjusted to the appropriate position by sliding, the bolts are tightened and fixed by penetrating the first threaded holes 19 and the second threaded holes 20, the support column 2 slides relative to the groove 11, the first guide rod 12 guides the sliding, the locking rod 14 is rotated, the locking rod 14 and the locking hole 15 are threadedly matched, the locking rod 14 is inserted into the locking groove 16, the position adjustment is stably locked, the threaded rod 7 is rotated, the threaded rod 7 and the support plate 5 are threadedly matched, and the distance adjustment of the support plate 5 is realized.

[0038] When in the positioning installation state, after the overall adjustment is completed, the inner partition plate and the pipe body are installed, the inner partition plate is installed corresponding to the clamping plate 8 on the support plate 5, the adjustment rod 10 is rotated, the adjustment rod 10 and the clamping plate 8 are threadedly matched, the clamping plate 8 realizes clamping and installation of the inner partition plate, and after the pipe body is installed corresponding to the inner partition plate, the arc-shaped plate 3 realizes stable support of the pipe body.

[0039] When in the welding state, after installation and positioning, welding operation is carried out on different positions, the protective cover slides relative to the guide groove 24, the second guide rod 25 guides the sliding, and the protective cover 23 is slid to the front side of the position to be welded to protect the operator during the welding process.

[0040] In all the above-mentioned solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection mode, which will not be described one by one here. In the above, whenever it is mentioned that it is fixedly connected, it is preferred to consider welding. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A welding positioning device for components in a muffler, comprising a main plate (1), characterized in that: The upper end surface of the main plate (1) is slidably provided with support columns (2), the support columns (2) are provided with two, the upper end surfaces of the two support columns (2) are provided with arc-shaped plates (3), the left and right ends of the main plate (1) are slidably provided with sliding plates (4), the upper end surfaces of the two sliding plates (4) are slidably provided with support plates (5) on the front and rear sides, the upper end of each of the two sliding plates (4) is provided with a sliding groove (6) corresponding to a plurality of support plates (5), the upper end of each of the two sliding plates (4) is rotatably provided with a threaded rod (7) corresponding to the sliding groove (6), the threaded rod (7) and the support plate (5) are threadedly connected, the opposite sides of the two support plates (5) on the same side are slidably provided with clamping plates (8), a plurality of adjustment grooves (9) are formed in the support plates (5) corresponding to the clamping plates (8), and an adjustment rod (10) is rotatably arranged in each of the adjustment grooves (9) of the plurality of support plates (5). The adjustment rod (10) and the clamping plate (8) are threadedly connected.

2. A device for positioning a component within a muffler according to claim 1, wherein: The upper end surface of the main plate (1) is provided with a groove (11) corresponding to the two support columns (2), and the first guide rods (12) are arranged in the groove (11) corresponding to the two support columns (2).

3. A device for positioning a component within a muffler according to claim 2, wherein: Each of the two locking mechanisms comprises a locking plate (13) and a locking rod (14), the locking plate (13) is mounted on the support column (2), the locking rod (14) is mounted on the locking plate (13), the locking plate (13) is provided with a locking hole (15) corresponding to the locking rod (14), and the locking rod (14) and the locking hole (15) are threadedly connected.

4. A device for positioning a component within a muffler according to claim 3, wherein: The main plate (1) is provided with a locking groove (16) corresponding to the two locking rods (14).

5. The muffler internal component welding positioning device according to claim 1, characterized in that: The upper end surface of the main plate (1) is provided with guide columns (17) on the front and rear sides, and guide seats (18) are arranged on the upper end surfaces of the two sliding plates (4) corresponding to the guide columns (17).

6. A device for positioning a component within a muffler according to claim 5, wherein: First threaded holes (19) are formed in a plurality of guide seats (18), second threaded holes (20) are formed in the two guide columns (17) corresponding to the plurality of first threaded holes (19), a plurality of second threaded holes (20) are arranged at intervals, and the first threaded holes (19) and the second threaded holes (20) are connected by bolts.

7. A device for positioning a component within a muffler according to claim 1, wherein: The main plate (1) is provided with a T-shaped seat (21) on the front end surface, a protection column (22) is slidably arranged on the upper end surface of the T-shaped seat (21), and a protection cover (23) is arranged on the upper end surface of the protection column (22).

8. A device for positioning a component within a muffler according to claim 7, wherein: The upper end surface of the T-shaped seat (21) is provided with a guide groove (24) corresponding to the protection column (22), and a second guide rod (25) is arranged in the guide groove (24) corresponding to the protection column (22).

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