CN219746782U - Clamp for flange welding - Google Patents

Abstract

The utility model discloses a clamp for flange welding, in particular to the field of flange clamps, which comprises a bottom plate, wherein an adjusting device is arranged on the upper surface of the bottom plate, a supporting seat is arranged on the upper surface of the bottom plate by means of the adjusting device, the upper end of the supporting seat is rotatably connected with a clamping plate, one end of the clamping plate is provided with a inserted link, the inserted link penetrates through the supporting seat in a sliding manner, one end of the upper surface of the bottom plate is fixedly connected with a calibration plate, the upper end of the supporting seat is provided with a pipeline, one end of the pipeline is sleeved with a flange body, one surface of the pipeline and one surface of the flange body are abutted against the calibration plate, and the adjusting device comprises a sliding frame.

Description

Clamp for flange welding

Technical Field

The utility model relates to the field of flange clamps, in particular to a clamp for flange welding.

Background

Welding together the pipe and flange is an important one-step process in the process of machining the pipe or shaft, and it is often necessary to fix the relative positions of the pipe and flange by means of clamps.

In actual operation, in order to avoid air leakage or liquid leakage at the joint of the pipeline, the requirements of collineation of the pipeline and the flange center line, verticality of the pipeline center line and the flange surface, flush joint and the like are required to be met in the processing process, and the basic conditions of the requirements are met, so that the pipeline is stably and reliably clamped and supported.

Under the prior art condition, operating personnel usually cooperate with the clamping plate by means of the supporting seat and assist the calibration plate to clamp and support the pipeline, and although the pipeline can be placed stably by the treatment method, in order to flexibly form a channel, a certain amount of pipelines and special pipes with different lengths are commonly and variously arranged in the form of the pipeline, the existing supporting seat is usually uniformly fixed on the surface of the bottom plate, when the supporting seat is poor in length adaptation of the pipeline, the pipeline cannot be placed unstably easily when the pipeline cannot be uniformly supported, and therefore the welding quality of the pipeline and the flange body is reduced or the welding fails. In view of the above, the prior art has some limitations and some room for improvement, and the inventors have proposed a clamp for welding flanges to improve the shortcomings of the prior art.

Disclosure of Invention

The utility model provides a clamp for welding flanges, which aims to solve the problems that in the prior art, although a treatment method can enable a pipeline to be placed stably, in order to flexibly form a channel, a pipeline form is generally diversified, a certain amount of pipelines and special pipes with different lengths exist, an existing supporting seat is generally and uniformly fixed on the surface of a bottom plate, when the supporting seat is poor in adapting to the pipeline length, the pipeline is not placed stably easily when the supporting seat cannot uniformly support the pipeline, and therefore, the welding quality of the pipeline and a flange body is reduced or the welding is failed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a flange welding anchor clamps, includes the bottom plate, the upper surface of bottom plate is equipped with adjusting device, the supporting seat is installed with the help of adjusting device to the upper surface of bottom plate, the upper end of supporting seat rotates and is connected with splint, the one end of splint is equipped with the inserted bar, the inserted bar slides and runs through the supporting seat, the one end fixedly connected with calibration plate of bottom plate upper surface, the upper end of supporting seat is equipped with the pipeline, the one end cover of pipeline is equipped with the flange body, the one side and the calibration plate looks butt of pipeline and flange body, adjusting device includes the carriage, the lower extreme and the bottom plate fixed connection of carriage, the inner wall and the supporting seat sliding connection of carriage, two spouts are seted up to one side of carriage, two equal sliding connection of inner wall of spout has the carriage, the one end and the supporting seat fixed connection of carriage, the other end fixedly connected with two curb plates of carriage, the one end fixedly connected with mounting panel of curb plate is kept away from to the curb plate, the internal thread of carriage inserts and is equipped with the dwang, the face of dwang is seted up the screw thread, the carriage is close to the one side of carriage, the carriage is close to the limit stop connection with one side of carriage, the limit stop connection has.

The effects achieved by the components are as follows: when the operator needs to weld the flange bodies of the pipelines and the special-shaped pipes with different lengths and the support seat is poor in pipeline length adaptation, the position of the support seat can be adjusted by means of the adjusting device, so that the pipeline can be stably and reliably clamped and supported, the processing method under the condition of the prior art is improved to a certain extent, the pipeline is stably placed, a certain amount of pipelines and special-shaped pipes with different lengths are generally and variously arranged in the pipeline form for flexibly forming a channel, the existing support seat is generally uniformly fixed on the surface of the bottom plate, and when the support seat is poor in pipeline length adaptation, the pipeline cannot be uniformly supported, the pipeline is easily placed unstably, so that the welding quality of the pipeline and the flange body is reduced or the welding fails.

Preferably, the cross section of the limit strip is T-shaped.

The effects achieved by the components are as follows: the effect that the limiting plate is not easy to separate from the limiting plate when the limiting plate is limited is achieved.

Preferably, one surface of the limiting seat, which is close to the sliding frame, is fixedly connected with an anti-slip pad, one surface of the anti-slip pad is used for abutting the sliding frame, and the anti-slip pad is specifically a rubber pad.

The effects achieved by the components are as follows: the friction between the limiting seat and the sliding frame is increased, so that the fixing of the position of the supporting seat after the limiting seat is adjusted is firmer.

Preferably, one end of the rotating rod is fixedly connected with a knob, and anti-skidding bulges are uniformly arranged on the surface of the knob.

The effects achieved by the components are as follows: the effect that makes operating personnel rotate the dwang more easily to more convenient operation adjusting device adjusts the position of supporting seat, in order to make it carry out centre gripping and support to the pipeline steadily and reliably is reached.

Preferably, the one side that the carriage was kept away from to the mounting panel is equipped with fixing device, fixing device includes two L shaped plates, two the one end and the mounting panel fixed connection of L shaped plate, two the one end fixedly connected with baffle that the dwang was kept away from to the L shaped plate, the inner wall sliding connection of L shaped plate has the fixture block, the draw-in groove has been seted up to the one end that the fixture block is close to the dwang, the arc surface fixedly connected with fixed block of dwang, the one side fixedly connected with spring that the fixture block is close to the baffle, the one end and the baffle fixed connection of spring, the inner wall and the fixed block looks joint of draw-in groove.

The effects achieved by the components are as follows: after the position of the supporting seat is adjusted and fixed by an operator through the adjusting device, the position of the rotating rod can be fixed by means of the fixing device, so that the rotating rod is prevented from being vibrated and shifted in the welding process as much as possible, the supporting seat slides, and the supporting stability of the pipeline is affected.

Preferably, a guide rod is slidably connected in the spring, one end of the guide rod is fixedly connected with the clamping block, and the other end of the guide rod slidably penetrates through the baffle.

The effects achieved by the components are as follows: the spring force direction of the spring is limited, the clamping block is driven to be matched with the fixing block better, the position of the rotating rod is fixed, and in addition, the spring can be supported, so that the service life of the spring is prolonged.

Preferably, one side of the clamping block, which is close to the baffle, is fixedly connected with a rotating shaft frame, a clamping plate is rotatably connected to the inside of the rotating shaft frame, and one end of the clamping plate is clamped with the baffle.

The effects achieved by the components are as follows: the clamping block can be temporarily fixed at a position close to the bottom plate, so that an operator can freely rotate the rotating rod to adjust the position of the supporting seat, and usability of the fixing device is improved to a certain extent.

In summary, the beneficial effects of the utility model are as follows:

the flange body welding device has the advantages that when operators need to weld the pipelines and the special-shaped pipes with different lengths and the support seat is poor in pipeline length adaptation, the position of the support seat can be adjusted by means of the adjusting device, so that the support seat can clamp and support the pipelines stably and reliably.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of another angular configuration of fig. 1 according to the present utility model.

Fig. 3 is a schematic structural view of the support base of the present utility model.

Fig. 4 is a schematic diagram of the structure of fig. 1 at a.

Fig. 5 is a schematic structural view of the stop plate of the present utility model in a disassembled state.

Fig. 6 is a schematic structural view of the fixing device of the present utility model.

Reference numerals illustrate:

1. a bottom plate; 2. a support base; 3. a clamping plate; 4. a rod; 5. a calibration plate; 6. a pipe; 7. a flange body; 8. an adjusting device; 801. a carriage; 802. a chute; 803. a sliding plate; 804. a side plate; 805. a mounting plate; 806. a rotating lever; 807. a limiting plate; 808. a limit bar; 809. a limit seat; 810. an anti-slip pad; 811. a knob; 9. a fixing device; 91. an L-shaped plate; 911. a baffle; 92. a clamping block; 921. a clamping groove; 93. a fixed block; 94. a spring; 95. a guide rod; 96. a rotating shaft bracket; 97. and (5) clamping plates.

Detailed Description

Referring to fig. 1, 2 and 3, this embodiment discloses a clamp for flange welding, including bottom plate 1, the upper surface of bottom plate 1 is equipped with adjusting device 8, and supporting seat 2 is installed with the help of adjusting device 8 to the upper surface of bottom plate 1, and the upper end rotation of supporting seat 2 is connected with splint 3, and the one end of splint 3 is equipped with inserted bar 4, and inserted bar 4 slides and runs through supporting seat 2, and the one end fixedly connected with calibration board 5 of bottom plate 1 upper surface, and the upper end of supporting seat 2 is equipped with pipeline 6, and the one end cover of pipeline 6 is equipped with flange body 7, and the one side and the calibration board 5 butt of pipeline 6 and flange body 7.

Referring to fig. 2, fig. 4 and fig. 5, the embodiment discloses an adjusting device 8, which comprises a sliding frame 801, the lower end of the sliding frame 801 is fixedly connected with a bottom plate 1, the inner wall of the sliding frame 801 is in sliding connection with a supporting seat 2, two sliding grooves 802 are formed in one side of the sliding frame 801, sliding plates 803 are fixedly connected with the inner walls of the two sliding grooves 802, one end of the sliding plates 803 is fixedly connected with supporting seat 2, the other end of the sliding plates 803 is fixedly connected with two side plates 804, one end of the two side plates 804 far away from the sliding plates 803 is fixedly connected with a mounting plate 805, a rotating rod 806 is inserted into internal threads of the mounting plate 805, threads are formed in an arc surface of the rotating rod 806, one end, close to the sliding frame 801, of the rotating rod 806 is rotationally connected with a limiting plate 807, two sides of the limiting plate 807 are fixedly connected with limiting strips 808, one surface of the limiting strips 808 is in sliding connection with the side plates 804, one surface, close to the sliding frame 801, of the limiting plate 807 is fixedly connected with a limiting seat 809, and one surface of the limiting seat 809 is abutted against the sliding frame 801. When an operator needs to weld the pipeline 6 and the flange together, the pipeline 6 can be placed on the supporting seat 2, then the flange body 7 is sleeved at one end of the pipeline 6 close to the calibration plate 5, then the pipeline 6 is moved until the pipeline 6 and the flange body 7 are both attached to the calibration plate 5, then the clamping plate 3 is turned over, the inserted rod 4 passes through the supporting seat 2, and then the welding process can be carried out on the pipeline 6 and the special-shaped pipe with different lengths, when the operator needs to weld the flange body 7 and the special-shaped pipe with poor length adaptation of the supporting seat 2, firstly, the rotating rod 806 can be screwed through the mounting plate 805 and is far away from the sliding frame 801, at this time, the limiting plate 807 moves along the side plate 804 under the constraint of the limiting strip 808 until the limiting seat is separated from the sliding frame 801, then the supporting seat 2 can be adjusted to a proper position along the sliding frame 801 according to actual conditions, after the sliding plate slides along the sliding groove 802, firstly, the limiting plate 807 is close to the sliding frame 801 until the limiting seat 809 abuts against the sliding seat 802, and then the supporting seat 2 and the supporting seat 3 is matched with the supporting seat 3, and the special-shaped pipe is normally welded with the supporting seat 3.

Referring to fig. 4 and 5, the present embodiment discloses that the cross section of the limit bar 808 is in a T shape. The effect that the limiting plate 807 is not easy to separate from the limiting plate 807 when the limiting plate 807 is limited is achieved, the anti-skid pad 810 is fixedly connected to one surface of the limiting seat 809, which is close to the sliding frame 801, one surface of the anti-skid pad 810 is used for abutting the sliding frame 801, and the anti-skid pad 810 is specifically a rubber pad. The friction between the limit seat 809 and the sliding frame 801 is increased, so that the effect that the position of the limit seat 809 after the support seat 2 is adjusted is firmer is achieved, a knob 811 is fixedly connected to one end of the rotating rod 806, and anti-skidding protrusions are uniformly formed on the surface of the knob 811. The effect that the operator can rotate the rotating rod 806 more easily is achieved, so that the position of the supporting seat 2 can be adjusted by operating the adjusting device 8 more conveniently, and the pipeline 6 can be clamped and supported stably and reliably.

Referring to fig. 4 and 6, this embodiment discloses that the one side of mounting panel 805 away from carriage 801 is equipped with fixing device 9, fixing device 9 includes two L-shaped plates 91, the one end and the mounting panel 805 fixed connection of two L-shaped plates 91, the one end fixedly connected with baffle 911 of dwang 806 is kept away from to two L-shaped plates 91, the inner wall sliding connection of L-shaped plates 91 has fixture block 92, the draw-in groove 921 has been seted up to the one end that fixture block 92 is close to dwang 806, the arc surface fixedly connected with fixed block 93 of dwang 806, the one side fixedly connected with spring 94 that fixture block 92 is close to baffle 911, the one end and the baffle 911 fixed connection of spring 94, the inner wall and the fixed block 93 looks joint of draw-in groove 921. After the position of the supporting seat 2 is adjusted and fixed by an operator through the adjusting device 8, the position of the rotating rod 806 can be fixed by means of the fixing device 9, so that the rotating rod 806 is prevented from being vibrated and shifted in the welding process as much as possible, the supporting seat 2 slides, and the supporting stability of the pipeline 6 is affected.

Referring to fig. 6, this embodiment discloses that a guide rod 95 is slidably connected to the inside of the spring 94, one end of the guide rod 95 is fixedly connected to the latch 92, and the other end of the guide rod 95 slidably penetrates the baffle 911. The spring 94 is limited in elastic force direction, the clamping block 92 is driven to be matched with the fixed block 93 better, the position of the rotating rod 806 is fixed, in addition, support can be provided for the spring 94, the service life of the spring 94 is prolonged, the rotating shaft frame 96 is fixedly connected to one side, close to the baffle 911, of the clamping block 92, the clamping plate 97 is connected to the rotating shaft frame 96 in a rotating mode, and one end of the clamping plate 97 is clamped with the baffle 911. The clamping block 92 can be temporarily fixed at a position close to the bottom plate 1, so that an operator can freely rotate the rotating rod 806 to adjust the position of the supporting seat 2, and the usability of the fixing device 9 is improved to a certain extent.

Working principle:

when an operator needs to weld the pipe 6 and the flange together, the pipe 6 can be placed on the supporting seat 2, then the flange body 7 is sleeved at one end of the pipe 6 close to the calibration plate 5, then the pipe 6 is moved until the pipe 6 and the flange body 7 are both attached to the calibration plate 5, then the clamping plate 3 is turned over, the inserted rod 4 passes through the supporting seat 2 to weld the pipe 6 and the flange body 7 with different lengths, and when the operator needs to weld the pipe 6 and the special-shaped pipe with the position of the supporting seat 2 being poor in adapting the length of the pipe 6, the clamping block 92 can be firstly shifted to the baffle 911 along the L-shaped plate 91, the guide rod 95 passes through the baffle 911 in the process, the spring 94 is compressed along the guide rod 95 until the fixed block 93 slides out from the clamping groove 921, then the clamping plate 97 is turned around the rotating shaft bracket 96, then the clamping block 92 is loosened to stretch the spring 94, the blocking plate 911 clamps the clamping plate 97, temporarily fixes the clamping block 92 at a position close to the blocking plate 911, then rotates the knob 811, causes the rotating rod 806 to screw through the mounting plate 805 to be far away from the sliding frame 801, at this time, the limiting plate 807 moves along the side plate 804 with the rotating rod 806 under the constraint of the limiting bar 808 until the limiting seat 809 and the anti-skid pad 810 are out of contact with the sliding frame 801, then the supporting seat 2 can be adjusted to a proper position along the sliding frame 801 according to actual conditions, in the process, the sliding plate 803 slides along the sliding groove 802, when the adjustment is finished, firstly rotates the knob 811 reversely, the limiting plate 807 approaches the sliding frame 801 until the limiting seat 809 abuts against the sliding frame 801, at this time, the adjustment and fixation of the position of the supporting seat 2 is completed, then moves the clamping block 92 to disengage the clamping plate 97 from the blocking plate 911, then releases the spring 94 of the clamping block 92 to stretch, the clamping block 92 is driven to approach the fixing block 93, until the fixing block 93 is clamped into the clamping groove 921, the fixing of the rotating rod 806 is completed, then the support seat 2 is matched with the clamping plate 3 to clamp and support the pipes 6 and the special pipes with different lengths, and after the calibration plate 5 is used for assisting in calibration, the flange body 7 is welded. By arranging the adjusting device 8 and the fixing device 9, the rotating rod 806 is prevented from being displaced due to vibration in the welding process as much as possible, so that the supporting seat 2 slides, and the supporting stability of the pipeline 6 is affected.

Claims (7)

1. Clamp for flange welding, including bottom plate (1), the upper surface of bottom plate (1) is equipped with adjusting device (8), supporting seat (2) are installed with the help of adjusting device (8) to the upper surface of bottom plate (1), the upper end rotation of supporting seat (2) is connected with splint (3), the one end of splint (3) is equipped with inserted bar (4), inserted bar (4) slip runs through supporting seat (2), the one end fixedly connected with calibration board (5) of bottom plate (1) upper surface, the upper end of supporting seat (2) is equipped with pipeline (6), the one end cover of pipeline (6) is equipped with flange body (7), one side and calibration board (5) looks butt of pipeline (6) and flange body (7), its characterized in that: the adjusting device (8) comprises a sliding frame (801), the lower extreme and the bottom plate (1) fixed connection of sliding frame (801), the inner wall and the supporting seat (2) sliding connection of sliding frame (801), two spouts (802) are seted up to one side of sliding frame (801), two equal sliding connection of inner wall of spout (802) has sliding plate (803), the one end and the supporting seat (2) fixed connection of sliding plate (803), the other end fixedly connected with of sliding plate (803) curb plate (804), two the one end fixedly connected with mounting panel (805) of sliding plate (803) are kept away from to curb plate (804), the internal thread of mounting panel (805) is inserted and is equipped with dwang (806), the one end rotation that dwang (806) is close to sliding frame (801) is connected with limiting plate (807), the equal fixedly connected with limiting plate (808) in both sides of limiting plate (807), the surface and curb plate (804) sliding connection of limiting plate (807) are close to one side fixedly connected with mounting panel (809) and one side of sliding frame (801), one side joint (809) and one side (809) of limiting plate (807) are connected with one side (809).

2. The flange welding jig according to claim 1, wherein: the cross section of the limit strip (808) is T-shaped.

3. The flange welding jig according to claim 1, wherein: one side of the limiting seat (809) close to the sliding frame (801) is fixedly connected with an anti-slip pad (810), one side of the anti-slip pad (810) is used for abutting the sliding frame (801), and the anti-slip pad (810) is a rubber pad.

4. The flange welding jig according to claim 1, wherein: one end of the rotating rod (806) is fixedly connected with a knob (811), and anti-skidding bulges are uniformly arranged on the surface of the knob (811).

5. The flange welding jig according to claim 4, wherein: one side that carriage (801) was kept away from to mounting panel (805) is equipped with fixing device (9), fixing device (9) are including two L shaped plate (91), two the one end and mounting panel (805) fixed connection of L shaped plate (91), two the one end fixedly connected with baffle (911) that dwang (806) was kept away from to L shaped plate (91), the inner wall sliding connection of L shaped plate (91) has fixture block (92), fixture block (92) are close to the one end of dwang (806) and have been seted up draw-in groove (921), the arc surface fixedly connected with fixed block (93) of dwang (806), one side fixedly connected with spring (94) that fixture block (92) are close to baffle (911), the one end and baffle (911) fixed connection of spring (94), the inner wall and fixed block (93) looks joint of draw-in groove (921).

6. The flange welding jig according to claim 5, wherein: the inside sliding connection of spring (94) has guide bar (95), the one end and the fixture block (92) fixed connection of guide bar (95), the other end sliding of guide bar (95) runs through baffle (911).

7. The flange welding jig according to claim 5, wherein: one side of the clamping block (92) close to the baffle (911) is fixedly connected with a rotating shaft frame (96), a clamping plate (97) is rotatably connected in the rotating shaft frame (96), and one end of the clamping plate (97) is clamped with the baffle (911).