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CN-122016189-A - New energy automobile muffler examination frock

CN122016189ACN 122016189 ACN122016189 ACN 122016189ACN-122016189-A

Abstract

The application discloses a new energy automobile muffler verification tool, which relates to the technical field of new energy automobiles and comprises a comprehensive detection tool, wherein the comprehensive detection tool comprises a sliding sleeve, an L-shaped locking groove, a handle, a position detection plug, a pump cavity, a piston rod, a spring, a horizontal air outlet, a vertical air inlet, a cross and a one-way valve, the side wall of the sliding sleeve is provided with the L-shaped locking groove, the side end of the tail part of the sliding sleeve is fixedly provided with the handle, the position detection plug is nested in the head part of the sliding sleeve, the pump cavity is axially arranged in the sliding sleeve, the piston rod is slidably arranged at the tail end of the pump cavity, and the piston rod is elastically connected with a boss on the inner wall of the pump cavity through the spring. In the using process, the muffler is operated by pushing the sliding sleeve body back and forth and pressing the piston rod back and forth through the arrangement of the comprehensive detection jig, so that the position degree and the tightness of the muffler body can be detected respectively, the functionality of the comprehensive detection jig is greatly enriched, and the detection efficiency is improved.

Inventors

  • JIANG TINGTING
  • YU DIFEI

Assignees

  • 武汉库锐思科技有限公司

Dates

Publication Date
20260512
Application Date
20260311

Claims (10)

  1. 1. The utility model provides a new energy automobile muffler verification frock, includes comprehensive detection tool (1), its characterized in that, comprehensive detection tool (1) is including sliding sleeve (101), L shape locked groove (102), handle (103), position degree detection end cap (104), pump chamber (105), piston rod (106), spring (107), horizontal gas outlet (108), perpendicular air inlet (109), cross (110) and one-way valve (111), L shape locked groove (102) have been seted up to sliding sleeve (101) lateral wall, and sliding sleeve (101) afterbody side is fixed with handle (103), sliding sleeve (101) head nest has position degree detection end cap (104), and sliding sleeve (101) are inside to have seted up pump chamber (105) along the axial, pump chamber (105) tail end slidable mounting has piston rod (106), and piston rod (106) are through spring (107) and pump chamber (105) inner wall boss elastic connection, horizontal gas outlet (108) have been seted up to pump chamber (105) tail end side, perpendicular air inlet (109) have been seted up to horizontal gas outlet (108) and inboard perpendicular air inlet (109), cross (110) are fixed with cross (110) through cross (111) in the middle part.
  2. 2. The new energy automobile muffler verification tool according to claim 1, wherein the sliding sleeve (101) is slidably mounted in a top end chute of the right end plate (2), a limiting rod (3) is fixed on the top end side wall of the right end plate (2), and the limiting rod (3) prevents an opening on the outer side of the vertical air inlet (109) from being shielded by limiting the pushing-in stroke of the handle (103).
  3. 3. The new energy automobile muffler verification tool according to claim 2, wherein the top end of the right end plate (2) is in threaded connection with a guide screw (4), and the guide screw (4) penetrates into a sliding groove at the top end of the right end plate (2) and is in guide fit with the sliding sleeve (101) through an L-shaped locking groove (102).
  4. 4. The new energy automobile muffler verification tool according to claim 2, wherein the root of the right end plate (2) is fixed at the top of the right end of the workbench (5), and the top of the left end of the workbench (5) is fixed with the left end plate (6).
  5. 5. The new energy automobile muffler verification tool according to claim 4, wherein an airtight detection plug (7) is fixed on the top side wall of the left end plate (6), and a barometer (8) is connected to the tail end of an internal passage of the airtight detection plug (7).
  6. 6. The new energy automobile muffler verification tool according to claim 4, wherein a front supporting seat (9) is fixed at the front end of the left side of the workbench (5), carrier rollers (10) are rotatably installed at two sides and the bottom end of a top notch of the front supporting seat (9), and the carrier rollers (10) at two ends of the top notch of the front supporting seat (9) are coaxially driven by a driving rod (11).
  7. 7. The new energy automobile muffler verification tool according to claim 6, wherein a synchronous belt (12) is sleeved outside a carrier roller (10) at one end of a notch at the top of the front supporting seat (9), the input end of the synchronous belt (12) is in transmission connection with a belt wheel (13), and the side end of the belt wheel (13) is coaxially connected with a worm wheel (14).
  8. 8. The new energy automobile muffler verification tool according to claim 4, wherein a rear supporting seat (15) is fixed at the right rear end of the workbench (5), the rear supporting seat (15) and the front supporting seat (9) respectively support the tail pipe end and the outer shell of the muffler body (16), and the arc supporting surfaces of the top notches of the rear supporting seat (15) and the front supporting seat (9) are coaxial with the axis of the muffler body (16).
  9. 9. The new energy automobile muffler verification tool according to claim 4, wherein the side end of the working table (5) is fixedly provided with a synchronous driving assembly (17), the synchronous driving assembly (17) comprises a pump body (1701), a water inlet pipe (1702), a soap solution tank (1703), a water outlet pipe (1704), a sponge brush (1705) and a cross beam (1706), the pump body (1701) is fixedly connected with the side end of the working table (5) through bolts, one end of the pump body (1701) is connected with the water inlet pipe (1702), the input end of the water inlet pipe (1702) is communicated with the soap solution tank (1703), the other end of the pump body (1701) is connected with the water outlet pipe (1704), the output end of the water outlet pipe (1704) is communicated with the sponge brush (1705), the sponge brush (1705) is positioned above the muffler body (16) and is fixedly arranged in the middle of the cross beam (1706), and two ends of the cross beam (1706) are respectively fixedly arranged on the left end plate (6) and the right end plate (2).
  10. 10. The new energy automobile muffler verification tool according to claim 9, wherein the synchronous drive assembly (17) further comprises an upper gear (1707), a hand wheel (1708), a lower gear (1709) and a worm (1710), the upper gear (1707) is rotatably mounted above the inside of the pump body (1701), the front of the upper gear (1707) is coaxially connected with the hand wheel (1708), the lower gear (1709) is rotatably mounted below the inside of the pump body (1701), the lower gear (1709) is in meshed rotary transmission with the upper gear (1707), the worm (1710) is coaxially connected to the back of the lower gear (1709), the worm (1710) is synchronously rotary transmitted to the belt wheel (13) through the cooperation with the external tooth form of the worm wheel (14), and sealing bearings are arranged at the joints of the worm (1710) and the hand wheel (1708) with the pump body (1701).

Description

New energy automobile muffler examination frock Technical Field The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile muffler verification tool. Background The muffler is an important component of an exhaust device of a power system of a new energy automobile, is used for reducing noise generated in the exhaust process, and generally comprises a shell, an inner cavity and a plurality of layers of muffler holes, wherein two ends of the muffler are also connected with flange connection ends and tail pipes, and all the structures are formed in a welding connection mode. The exhaust system of the new energy automobile is formed by connecting parts such as a multi-section exhaust pipe, a catalyst, a muffler and the like, and whether the muffler can be accurately butted and installed with other parts or not is closely related to the welding processing quality of the muffler. In addition, the muffler of the new energy automobile has a plurality of failure modes, wherein the leakage problem caused by poor welding is most typical, so that the muffler also needs to be subjected to air tightness inspection after the processing is finished to eliminate the hidden danger of leakage. Therefore, before leaving the factory, the exhaust muffler of the new energy automobile is required to be subjected to air tightness test and position degree test so as to ensure the structural consistency and the quality reliability of each product. However, the existing air tightness detection equipment and position degree detection equipment for the muffler of the new energy automobile are mainly arranged independently, and detection personnel need to finish two detection operations through two sets of independent equipment respectively, so that the detection efficiency is greatly reduced, and the manual transfer and operation cost is increased. Meanwhile, in the air tightness detection, for the muffler with the leakage problem, the existing equipment is difficult to quickly position the leakage point, so that great inconvenience is brought to the subsequent repair welding repair work, and the production circulation efficiency is affected. Therefore, in view of the above, the present invention provides a new energy automobile muffler verification tool for improving the structure of the existing separation type detection device, so as to integrate the detection flow, optimize the detection effect, and adapt to the batch production detection requirement of the new energy automobile muffler. Disclosure of Invention The invention aims to provide a new energy automobile muffler verification tool for solving the problems in the background technology. The novel energy automobile muffler verification tool comprises a comprehensive detection tool, wherein the comprehensive detection tool comprises a sliding sleeve, an L-shaped locking groove, a handle, a position detection plug, a pump cavity, a piston rod, a spring, a horizontal air outlet, a vertical air inlet, a cross and a one-way valve, the L-shaped locking groove is formed in the side wall of the sliding sleeve, the handle is fixed at the side end of the tail part of the sliding sleeve, the position detection plug is nested in the head part of the sliding sleeve, the pump cavity is axially formed in the sliding sleeve, the piston rod is slidably mounted at the tail end of the pump cavity, the piston rod is elastically connected with a boss on the inner wall of the pump cavity through the spring, the horizontal air outlet is formed in the head end of the pump cavity, the vertical air inlet is formed in the side face of the tail end of the pump cavity, the cross is fixed on the inner side of the opening of the horizontal air outlet and the vertical air inlet, and the one-way valve is connected at the intersection of the middle part of the cross through the core rod. Further, sliding sleeve slidable mounting is in right end board top spout, and right end board top lateral wall is fixed with the gag lever post to the gag lever post is avoided vertical air inlet outside opening to be shielded through the restriction to handle push stroke. Further, the top end of the right end plate is in threaded connection with a guide screw, and the guide screw penetrates into a chute at the top end of the right end plate and is in guide fit with the sliding sleeve through an L-shaped locking groove. Further, the root of the right end plate is fixed at the top of the right end of the workbench, and the top of the left end of the workbench is fixed with a left end plate. Further, an airtight detection plug is fixed on the side wall of the top end of the left end plate, and the tail end of an internal passage of the airtight detection plug is connected with a barometer. Further, the front end of the left side of the workbench is fixedly provided with a front supporting seat, both sides and the bottom end of a notch at the top of the front supporting seat