Quick zero connection device for welding operation

Abstract

The utility model discloses a rapid zero connection device for welding operation, which belongs to the technical field of welding barrel grounding and comprises a connecting transverse block, a connecting vertical block, a rotating rod, a grounding connecting plate and a balancing weight, and the balancing weight is arranged to enable one end, close to a welding barrel, of the grounding connecting plate to tilt upwards to be in contact with the outer wall of the welding barrel. A circuit can be kept closed all the time in the rotary welding process of the welding barrel, welding is facilitated, the arranged conductive rollers make contact with the outer wall of the welding barrel, self-adaptive rotation can be achieved in the rotary welding process of the welding barrel, accordingly, friction force can be reduced, and the service life of the grounding connecting plate is prolonged; an adjusting threaded rod rotates through an arranged rotating hexagonal head, then a connecting vertical block can move upwards, each sliding rod slides upwards, and therefore a grounding connecting plate is not affected by the lifting height of a welding barrel according to the ground clearance of the welding barrel.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the welding cylinder joint grounding technical field, specifically, relate to a kind of welding operation quick zero device. BACKGROUND

[0002] In pipeline engineering, through pipe fitting realizes pipeline exhaust, mud, overhaul, turning function, to improve pipe fitting manufacturing quality and efficiency, the cylinder joint of group welding needs to be welded on roller table, under the uniform rotation state of welding piece, welding circuit needs to be kept closed all the time, that is, welding cylinder joint needs to be kept grounded to maintain continuous welding operation.

[0003] When steel cylinder joint is welded on roller table, the traditional method is to weld the ground wire of electric welding machine at a certain position of welding piece, to form welding loop.

[0004] But with the rotation of cylinder joint, ground wire rotates, which may cause ground wire to fall off, break or contact badly, affecting welding quality and efficiency, and when the same cylinder joint needs to change welding position, ground wire needs to be fixed again, which makes the welding of cylinder joint extremely inconvenient. SUMMARY

[0005] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] To solve the problem of ground wire falling off, breaking or poor contact caused by the rotation of cylinder joint, which affects welding quality and efficiency, and when the same cylinder joint needs to change welding position, ground wire needs to be fixed again, which makes the welding of cylinder joint extremely inconvenient, the utility model adopts the following technical scheme.

[0007] A kind of welding operation quick zero device, the outer wall of welding cylinder is sleeved with welding cylinder joint, including the connecting cross block being arranged below welding cylinder, the both sides of connecting cross block are fixedly connected with connecting vertical block, connecting vertical block between the both sides is fixedly connected with rotating rod, the outer wall of rotating rod is rotatably connected with ground connection plate, the end of ground connection plate away from welding cylinder is detachably connected with counterweight, the lower part of welding cylinder is provided with support assembly and rotating assembly, support assembly props up welding cylinder, and rotating assembly makes welding cylinder rotate.

[0008] Preferably, the end of ground connection plate is rotatably connected with conductive roller in the embedded part, and the conductive roller contacts the outer wall of welding cylinder.

[0009] Preferably, the bottom of the grounding connecting plate is fixedly connected with sliding rods at four corners, the bottom of the connecting vertical block is provided with a supporting bottom block, each sliding rod is slidably connected with the upper end of the supporting bottom block, the center of the supporting bottom block is threadedly connected with an adjusting threaded rod, the upper end of the adjusting threaded rod is rotatably connected with the bottom of the connecting vertical block, and the outer wall of the adjusting threaded rod is fixedly connected with a hexagonal head.

[0010] Preferably, the upper end of the counterweight block is fixedly connected with assembly plates on both sides, the two assembly plates are clamped on the outer sides of the grounding connecting plate, and connecting pin shafts are inserted into the two assembly plates and the grounding connecting plate.

[0011] Preferably, the supporting assembly comprises a supporting base, a supporting support, a mounting support and supporting rollers, the bottom of the welding cylinder is provided with the supporting base, the upper end of each supporting base is detachably connected with the supporting support on both sides, the supporting support is detachably connected with the mounting support, and the mounting support is rotatably connected with the two supporting rollers.

[0012] Preferably, the rotating assembly comprises a mounting base, a rotating wheel and a driving motor, one side of the bottom of the welding cylinder is provided with the mounting base, the upper end of the mounting base is rotatably connected with the rotating wheel in a built-in mode, the outer wall of the mounting base is detachably connected with the driving motor, and the rotating end of the driving motor is detachably connected with one end of the rotating wheel.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The counterweight block is arranged, the end of the grounding connecting plate close to the welding cylinder is upwarping to contact the outer wall of the welding cylinder, the circuit is kept closed during the rotating welding of the welding cylinder, and the welding is facilitated.

[0015] 2. The conductive roller is arranged to contact the outer wall of the welding cylinder, can rotate adaptively during the rotating welding of the welding cylinder, the friction is reduced, and the service life of the grounding connecting plate is prolonged.

[0016] 3. The rotating hexagonal head is arranged to rotate the adjusting threaded rod, the connecting vertical block is moved upward, each sliding rod is slid upward, the height of the welding cylinder is lifted, and the grounding connecting plate is not affected by the height of the welding cylinder.

[0017] 4. The connecting pin shaft is arranged, the counterweight block is installed only by inserting the connecting pin shaft into the two assembly plates and the grounding connecting plate, the counterweight block is disassembled only by pulling out the connecting pin shaft, and the installation and disassembly of the counterweight block are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of a welding operation quick zero device.

[0019] Figure 2 This is a schematic diagram of the support base structure in the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the ground connection plate in the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the adjusting threaded rod in the utility model.

[0022] The corresponding relationship between the labels and component names in the figures is as follows:

[0023] 100, welding cylinder; 101, welding cylinder section; 102, support base; 103, support bracket; 104, mounting bracket; 105, support roller; 106, mounting base; 107, rotating wheel; 108, driving motor;

[0024] 200, ground connection plate; 201, connecting vertical block; 202, connecting horizontal block; 203, rotating rod; 204, conductive roller; 205, counterweight block; 206, assembly plate; 207, connecting pin; 208, sliding rod; 209, supporting bottom block; 210, adjusting threaded rod; 211, hexagonal head. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0027] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments. The present invention provides the following embodiments.

[0028] like Figure 1As shown, it is a welding operation quick zero device structure schematic diagram of a preferred embodiment of the utility model, the welding operation quick zero device of this embodiment, including setting in the welding cylinder body 100 below ground connection plate 200, ground connection plate 200 and the outer wall contact of welding cylinder body 100, the outer wall of welding cylinder body 100 is sleeved with welding cylinder section 101, the bottom both sides of welding cylinder body 100 are provided with support base 102, the upper end both sides of both sides support base 102 are detachably connected with support bracket 103, in this embodiment, welding cylinder body 100 is supported by both sides support base 102 and support bracket 103, welding cylinder body 100 is grounded by ground connection plate 200, and the circuit is kept closed to complete welding.

[0029] As Figure 2 As shown, it is a support base structure schematic diagram in this embodiment, support bracket 103 detachably connected with mounting bracket 104, mounting bracket 104 is rotatably connected with two support rollers 105, the bottom side of welding cylinder body 100 is provided with mounting base 106, the upper end of mounting base 106 is rotatably connected with rotating wheel 107, the outer wall of mounting base 106 is detachably connected with driving motor 108, the rotating end of driving motor 108 is detachably connected with one end of rotating wheel 107, in this embodiment, rotating wheel 107 is rotated by driving motor 108, and welding cylinder body 100 can be rotated by friction, so that welding cylinder section 101 can be welded more conveniently, welding cylinder body 100 can be rotated more easily by support roller 105 under the condition of supporting welding cylinder body 100.

[0030] It is worth noting that the above-mentioned support base 102, support bracket 103, mounting bracket 104 and support roller 105 are the support assembly in this embodiment, and the support assembly includes but is not limited to support base 102, support bracket 103, mounting bracket 104 and support roller 105, as long as the assembly that can support welding cylinder body 100 can be applied in this embodiment.

[0031] It is worth noting that the above-mentioned mounting base 106, rotating wheel 107 and driving motor 108 are the rotating assembly in this embodiment, and the rotating assembly includes but is not limited to mounting base 106, rotating wheel 107 and driving motor 108, as long as the assembly that can make welding cylinder body 100 rotate can be applied in this embodiment.

[0032] As Figure 3As shown, it is the schematic view of the structure of the grounding connecting plate in the embodiment, the two sides of the grounding connecting plate 200 are provided with connecting vertical blocks 201, the connecting vertical blocks 201 are fixedly connected between the two sides, and a rotating rod 203 is fixedly connected between the two sides. The grounding connecting plate 200 is rotatably connected with the outer wall of the rotating rod 203, and the end of the grounding connecting plate 200 away from the welded cylinder body 100 is detachably connected with a counterweight 205. The bottom of the connecting vertical block 201 is fixedly connected with a connecting cross block 202. In the embodiment, the setting of the counterweight 205 makes the end of the grounding connecting plate 200 close to the welded cylinder body 100 upwarp to contact the outer wall of the welded cylinder body 100, so that the circuit can be kept closed during the rotating welding of the welded cylinder body 100, and the welding is facilitated.

[0033] As shown in the figure, Figure 3 In order to reduce the friction between the grounding connecting plate 200 and the welded cylinder body 100, in the embodiment, the end of the grounding connecting plate 200 close to the grounding connecting plate 200 is embedded with a conductive roller 204, the conductive roller 204 contacts the outer wall of the welded cylinder body 100, and the setting of the conductive roller 204 can adaptively rotate during the rotating welding of the welded cylinder body 100, so as to reduce the friction and increase the service life of the grounding connecting plate 200.

[0034] As shown in the figure, Figure 4 As shown in the figure, it is the schematic view of the structure of the adjusting threaded rod in the embodiment, the bottom of the grounding connecting plate 200 is fixedly connected with sliding rods 208, the bottom of the connecting vertical block 201 is provided with a supporting bottom block 209, each sliding rod 208 is slidably connected with the upper end of the supporting bottom block 209, the center of the supporting bottom block 209 is threadedly connected with an adjusting threaded rod 210, the upper end of the adjusting threaded rod 210 is rotatably connected with the bottom of the connecting vertical block 201, and the outer wall of the adjusting threaded rod 210 is fixedly connected with a hexagonal head 211. In the embodiment, the adjusting threaded rod 210 is rotated by rotating the hexagonal head 211, so as to move the connecting vertical block 201 upward, and each sliding rod 208 slides upward, so that the grounding connecting plate 200 is not affected by the lifting height of the welded cylinder body 100 according to the ground clearance of the welded cylinder body 100.

[0035] As shown in the figure, Figure 4 In order to more conveniently install and disassemble the counterweight 205, in the embodiment, the upper end of the counterweight 205 is fixedly connected with assembling plates 206 on both sides, the assembling plates 206 are clamped on the outer sides of the grounding connecting plate 200 on both sides, and connecting pin shafts 207 are inserted into the assembling plates 206 and the grounding connecting plate 200. In the embodiment, the installation of the counterweight 205 can be completed by only inserting the connecting pin shafts 207 into the assembling plates 206 and the grounding connecting plate 200, and the disassembly can be completed by pulling out the connecting pin shafts 207, so that the installation and disassembly of the counterweight 205 are more convenient.

[0036] The above is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the utility model specific implementation is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims submitted by the utility model.

Claims

1. A quick zeroing device for welding operation, wherein the outer wall of a welding cylinder (100) is sleeved with a welding cylinder section (101), characterized in that: The invention comprises a connecting horizontal block (202) arranged below the welding cylinder (100), connecting vertical blocks (201) are fixedly connected to both sides of the connecting horizontal block (202), a rotating rod (203) is fixedly connected between the connecting vertical blocks (201) on both sides, an outer wall of the rotating rod (203) is rotatably connected to a grounding connecting plate (200), and an end of the grounding connecting plate (200) away from the welding cylinder (100) is detachably connected to a counterweight (205), and a supporting assembly and a rotating assembly are arranged below the welding cylinder (100), the supporting assembly supports the welding cylinder (100), and the rotating assembly rotates the welding cylinder (100).

2. The welding operation quick zero connection device according to claim 1, characterized in that: A conductive roller (204) is embedded and rotatably connected to an end portion of the grounding connecting plate (200) close to the grounding connecting plate (200), and the conductive roller (204) contacts the outer wall of the welding cylinder (100).

3. The welding operation quick zero connection device according to claim 2, characterized in that: Sliding rods (208) are fixedly connected at the four corners of the bottom of the grounding connection plate (200), and a supporting bottom block (209) is provided at the bottom of the connecting vertical block (201). Each sliding rod (208) is slidably connected to the upper end of the supporting bottom block (209). An adjusting threaded rod (210) is threadedly connected at the center of the supporting bottom block (209). The upper end of the adjusting threaded rod (210) is rotatably connected to the bottom of the connecting vertical block (201), and the outer wall of the adjusting threaded rod (210) is fixedly connected to a hexagonal head (211).

4. The welding operation quick zero connection device according to claim 3, characterized in that: The upper ends of the counterweight block (205) are fixedly connected with assembly plates (206), the assembly plates (206) on both sides are clamped on the outside of the ground connection plate (200), and connecting pins (207) are plugged into the assembly plates (206) on both sides and the ground connection plate (200).

5. The welding operation quick zero connection device according to claim 4, characterized in that: The support assembly comprises a support base (102), a support bracket (103), a mounting bracket (104) and a support roller (105). The support base (102) is provided on both sides of the bottom of the welding cylinder (100). The upper ends of the support bases (102) on both sides are detachably connected to the support brackets (103). The support bracket (103) is detachably connected to the mounting bracket (104). The mounting bracket (104) is rotatably connected to two support rollers (105).

6. The welding operation quick zero connection device according to claim 5, characterized in that: The rotating assembly includes a mounting base (106), a rotating wheel (107) and a driving motor (108). The mounting base (106) is provided on one side of the bottom of the welding cylinder (100). The upper end of the mounting base (106) is embedded with the rotating wheel (107) and is rotatably connected. The outer wall of the mounting base (106) is detachably connected to the driving motor (108). The rotating end of the driving motor (108) is detachably connected to one end of the rotating wheel (107).

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