A PET structural plate weld quality verification fixture and verification method thereof

Abstract

The invention discloses a welding quality verification fixture for a PET structural plate weld and a verification method thereof, comprising a support frame, a rotating central axis, a rotating hub, a circumferential distribution tube, and a floating pressure tube. The invention evenly installs a plurality of circumferential distribution tubes between two rotating hubs, and there is a gap between the circumferential distribution tubes, so that one end of the PET structural plate is inserted into the gap between the two circumferential distribution tubes to realize positioning of one end of the PET structural plate, and then drives the floating core column to move downward through a driving cylinder, drives the floating pressure tube to press downward against one side of the insertion end of the PET structural plate, so that when the rotating hub is rotated, the PET structural plate is pressed around the plurality of circumferential distribution tubes by the pressing of the floating pressure tube, and when the PET structural plate is pressed around the plurality of circumferential distribution tubes, the outer side surface of the PET structural plate is observed when the PET structural plate is rolled around the plurality of circumferential distribution tubes, and the areas with cold welding and unwelded areas are marked and selected, and the structure is simple and easy to use.

Description

Technical Field

[0001] The invention relates to a welding quality verification fixture for a PET structural plate weld and a verification method thereof. Background Art

[0002] At present, when PET structural plates are actually used, it is sometimes necessary to weld multiple PET structural plates to make the welds between the multiple PET structural plates be welded. However, in the actual processing process, there are often cold welds and non-welded areas in the welds of the PET structural plates, which affects the welding quality of the welds of the PET structural plates and affects their subsequent use. Secondly, once there are cold welds and non-welded areas in the welds of the PET structural plates, it is easy to cause the mechanical properties of the PET structural plates to be low, resulting in a large discrete coefficient of the mechanical properties of the PET structural plates. Summary of the invention

[0003] In view of the above-mentioned deficiencies of the prior art, the present invention solves the problem of: providing a welding quality verification fixture and a verification method for a PET structural plate weld that can conveniently observe cold welds and unwelded areas.

[0004] To solve the above problems, the technical solution adopted by the present invention is as follows:

[0005] A welding quality verification fixture for a PET structural plate weld comprises a support frame, a rotating central axis, a rotating hub, a circumferential distribution pipe and a floating pressure pipe; two support frames are provided, and the two support frames are respectively arranged opposite to each other on the left and right; a rotating central axis is rotatably installed between the upper ends of the two support frames; a rotating hub is respectively installed at both ends of the rotating central axis; a rotating hub is respectively distributed on the inner side of the support frame; a plurality of circumferential distribution pipes are evenly installed around the two rotating hubs; gaps are provided between the plurality of circumferential distribution pipes; a floating pressure pipe is installed at the middle upper end of the two support frames; the floating pressure pipe is located above between the two rotating hubs.

[0006] Furthermore, it also includes a floating pressure tube drive assembly; the floating pressure tube drive assembly includes an extension rod, a drive cylinder, and a floating core column; an extension rod is installed on the upper end of each support frame; a drive cylinder is installed on one side of each extension rod; a telescopic shaft is provided at the lower end of each drive cylinder; the lower ends of the two telescopic shafts are commonly connected to a floating core column; the floating pressure tube is rotatably sleeved on the floating core column.

[0007] Furthermore, a reinforcing cross bar is installed between the upper ends of the two extension rods.

[0008] Furthermore, a rotating clamping groove is provided in the middle of the upper end of the support frame; a conducting groove is provided on the outer side of the rotating clamping groove; a rotating clamping tooth is provided at the end of the rotating central axis; a through-thread column is provided in the middle of the outer side of the rotating clamping tooth; the outer end of the through-thread column extends from the conducting groove and is connected to the outer side of the support frame; a locking sleeve is screwed on the outer end of the through-thread column; the locking sleeve is rotated at the outer end of the through-thread column to be pressed and connected or separated from the outer side surface of the support frame.

[0009] Furthermore, the inner side of the rotating hub is connected to the side of the rotating central axis through a hub support column.

[0010] Furthermore, the support frame is in an inverted V-shaped structure.

[0011] A verification method for a welding quality verification fixture for a PET structural plate weld comprises the following steps: inserting one end of the PET structural plate into a gap between two circumferential distribution tubes, and then rotating a rotating hub so that one side of the inserted end of the PET structural plate is located below a floating pressure tube, and then driving a floating core column to move downward by a driving cylinder, driving the floating pressure tube to press downward against one side of the inserted end of the PET structural plate, and finally starting to rotate the rotating hub, and through the pressing of the floating pressure tube, the PET structural plate is made to fit and roll around a plurality of circumferential distribution tubes, and when the PET structural plate is fit and rolled around the plurality of circumferential distribution tubes, the outer side surface of the PET structural plate is observed, and areas with cold welds and unwelded areas are marked and selected.

[0012] The beneficial effects of the present invention are as follows:

[0013] The present invention evenly installs a plurality of circumferential distribution tubes between two rotating hubs, and there are gaps between the circumferential distribution tubes, so that one end of the PET structural plate is inserted into the gap between the two circumferential distribution tubes to realize the positioning of one end of the PET structural plate, and then the floating core column is driven downward by the driving cylinder to drive the floating pressure tube to press downward on the insertion end of the PET structural plate. When the rotating hub is rotated, the PET structural plate is pressed around the plurality of circumferential distribution tubes by the pressing of the floating pressure tube. When the PET structural plate is pressed around the plurality of circumferential distribution tubes, the outer side surface of the PET structural plate is observed, and the areas with cold welding and unwelded areas are marked and selected. The structure is simple, and the use is convenient, so that fast and efficient verification can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the present invention.

[0015] Figure 2 It is a front view structural schematic diagram of the present invention.

[0016] Figure 3It is a schematic cross-sectional structure diagram of the support frame and the rotating central axis of the present invention.

[0017] Figure 4 This is a schematic structural diagram of the present invention in which the PET structural plate is inserted between the circumferential distribution pipes to start detection. DETAILED DESCRIPTION

[0018] The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0019] like Figures 1 to 4 As shown, a PET structural plate weld quality verification fixture includes a support frame 1, a rotating central axis 2, a rotating hub 3, a circumferential distribution pipe 4, and a floating pressure pipe 6; the support frame 1 is provided with two, and the two support frames 1 are respectively arranged opposite to each other on the left and right; a rotating central axis 2 is rotatably installed between the upper ends of the two support frames 1; a rotating hub 3 is respectively installed at both ends of the rotating central axis 2; a rotating hub 3 is respectively distributed on the inner side of the support frame 1; a plurality of circumferential distribution pipes 4 are evenly installed around the two rotating hubs 3; gaps 41 are provided between the plurality of circumferential distribution pipes 4; a floating pressure pipe 6 is installed at the middle upper end of the two support frames 1; the floating pressure pipe 6 is located above between the two rotating hubs 3.

[0020] like Figures 1 to 4 As shown, in order to adjust the upper and lower positions of the floating pressure tube, it further includes a floating pressure tube driving assembly 5; the floating pressure tube driving assembly 5 includes an extension rod 52, a driving cylinder 51, and a floating core column 53; an extension rod 52 is installed on the upper end of the support frame 1; a driving cylinder 51 is installed on one side of the extension rod 52; a telescopic shaft 511 is provided at the lower end of the driving cylinder 51; the lower ends of the two telescopic shafts 511 are connected to a floating core column 53; the floating pressure tube 6 is rotatably sleeved on the floating core column 53.

[0021] like Figures 1 to 4 As shown, in order to improve the stability of the structure, a reinforcing cross bar 11 is further installed between the upper ends of the two extension rods 52.

[0022] like Figures 1 to 4As shown, in order to achieve the locking of the rotating central axis 2, further, a rotating clamping groove 12 is provided in the middle of the upper end of the support frame 1; a conducting groove 13 is provided on the outer side of the rotating clamping groove 12; a rotating clamping tooth 21 is provided at the end of the rotating central axis 2; a threaded column 22 is provided in the middle of the outer side of the rotating clamping tooth 21; the outer end of the threaded column 22 extends from the conducting groove 13 and is threaded to the outer side of the support frame 1; a locking sleeve 23 is screwed on the outer end of the threaded column 22; the locking sleeve 23 is rotated and pressed to be connected or separated from the outer side of the support frame 1 at the outer end of the threaded column 22. Further, the inner side of the rotating hub 3 is connected to the side of the rotating central axis 2 through the hub supporting column 31. Further, the support frame 1 is in an inverted V-shaped structure.

[0023] like Figures 1 to 4 As shown, a verification method for a welding quality verification fixture for a PET structural plate weld is provided, and the steps are as follows: insert one end of the PET structural plate 9 into the gap 41 between the two circumferential distribution tubes 4, and then rotate the rotating hub 3 so that the insertion end of the PET structural plate 9 is located below the floating pressure tube 6, and then drive the floating core column 53 downward by driving the cylinder 51, and drive the floating pressure tube 6 downward to press against the insertion end of the PET structural plate 9, and finally start to rotate the rotating hub 3, and the floating pressure tube 6 is pressed to make the PET structural plate 9 fit and roll around the multiple circumferential distribution tubes 4, and observe the outer side of the PET structural plate when the PET structural plate 9 is fit and rolled around the multiple circumferential distribution tubes 4, and mark and select the areas with cold welds and unwelded areas. Figure 4 As shown, by rotating the multiple circumferential distribution tubes counterclockwise along the A direction, the PET structural plate 9 can be laminated and rolled around the multiple circumferential distribution tubes.

[0024] The present invention evenly installs multiple circumferential distribution tubes 4 between two rotating hubs 3, and there is a gap 41 between the circumferential distribution tubes 4, so that one end of the PET structural plate 9 is inserted into the gap 41 between the two circumferential distribution tubes 4 to achieve the positioning of one end of the PET structural plate 9, and then the floating core column 53 is driven downward by the driving cylinder 51 to drive the floating pressure tube 6 to press downward on the insertion end of the PET structural plate 9. When the rotating hub 3 is rotated, the PET structural plate 9 is pressed around the multiple circumferential distribution tubes 4 by the floating pressure tube 6. When the PET structural plate 9 is fitted and rolled around the multiple circumferential distribution tubes 4, the outer side of the PET structural plate 9 is observed, and the areas with cold welding and unwelded areas are marked and selected. The structure is simple and easy to use.

[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A verification method for a PET structural plate weld quality verification fixture, characterized in that: The verification fixture includes a support frame, a rotating central axis, a rotating wheel hub, a circumferential distribution pipe, and a floating pressure pipe; there are two support frames, and the two support frames are respectively arranged opposite to each other on the left and right; a rotating central axis is rotatably installed between the upper ends of the two support frames; a rotating wheel hub is respectively installed at both ends of the rotating central axis; a rotating wheel hub is respectively distributed on the inner side of the support frame; a plurality of circumferential distribution pipes are evenly installed around the two rotating wheel hubs; gaps are provided between the plurality of circumferential distribution pipes; a floating pressure pipe is installed at the middle upper end of the two support frames; the floating pressure pipe is located above the two rotating wheel hubs; it also includes a floating pressure pipe drive assembly, which includes an extension rod, a driving cylinder, and a floating core column; an extension rod is respectively installed on the upper end of the support frame; a driving cylinder is respectively installed on one side of the extension rod; the A telescopic shaft is respectively provided at the lower end of the driving cylinder; the lower ends of the two telescopic shafts are connected to a floating core column; the floating pressure tube is rotatably sleeved on the floating core column; the verification method steps are as follows: one end of the PET structural plate is inserted into the gap between the two circumferential distribution tubes, and then the insertion end of the PET structural plate is located below the floating pressure tube by rotating the rotating hub, and then the floating core column is driven downward by the driving cylinder to drive the floating pressure tube downward to press against the insertion end of the PET structural plate, and finally the rotating hub is started to rotate, and the PET structural plate is made to fit and roll around multiple circumferential distribution tubes through the pressure of the floating pressure tube, and the outer side of the PET structural plate is observed when the PET structural plate is fit and rolled around multiple circumferential distribution tubes, and the areas with cold welds and unwelded areas are marked and selected.

2. The verification method of the PET structural plate weld quality verification fixture according to claim 1 is characterized in that: A rotating clamping groove is provided in the middle of the upper end of the support frame; a conducting groove is provided on the outer side of the rotating clamping groove; a rotating clamping tooth is provided at the end of the rotating central axis; a through-thread column is provided in the middle of the outer side of the rotating clamping tooth; the outer end of the through-thread column extends from the conducting groove and is connected to the outer side of the support frame; a locking sleeve is screwed on the outer end of the through-thread column; the locking sleeve is rotated at the outer end of the through-thread column to be pressed and connected or separated from the outer side surface of the support frame.

3. The verification method of the PET structural plate weld quality verification fixture according to claim 1 is characterized in that: The inner side of the rotating hub is connected to the side of the rotating central axis through a hub support column.

4. The verification method of the PET structural plate weld quality verification fixture according to claim 1 is characterized in that: The support frame is in an inverted V-shaped structure.

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