CN219945158U - Auxiliary clamp for elbow flange welding - Google Patents

Auxiliary clamp for elbow flange welding Download PDF

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Publication number
CN219945158U
CN219945158U CN202321481741.7U CN202321481741U CN219945158U CN 219945158 U CN219945158 U CN 219945158U CN 202321481741 U CN202321481741 U CN 202321481741U CN 219945158 U CN219945158 U CN 219945158U
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China
Prior art keywords
plate
elbow
center
clamping
arc plate
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CN202321481741.7U
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Chinese (zh)
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董云
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Hefei Lianheng Automotive Technology Co ltd
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Hefei Lianheng Automotive Technology Co ltd
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Abstract

The utility model relates to a fixture field discloses an elbow flange welding is with supplementary anchor clamps, include: the flange plate is clamped on the inner upper surface of the positioning part, and the bottom end of the bent pipe is in abutting connection with the upper surface of the flange plate; the utility model relates to a welding fixture for a bent pipe, which comprises a positioning part, a transverse frame, a clamping block, a limiting column, a first clamping arc plate, a second clamping arc plate, a toothed plate and a connecting part, wherein the limiting part is rotatably clamped at the top end of the positioning part, the transverse frame is arranged in the positioning part, the clamping block is welded at the center of the top part of the transverse frame, the limiting column is welded at the center of the bottom surface of the transverse frame, the first clamping arc plate is slidably arranged on the outer surface of one end of the limiting column, the toothed plate is welded on the outer surface of the middle part of one side of the first clamping arc plate and the outer surface of the middle part of the other end of the limiting column, and the toothed plate is welded on the outer surface of one side of the first clamping arc plate and the outer surface of the middle part of the second clamping arc plate.

Description

Auxiliary clamp for elbow flange welding
Technical Field
The utility model relates to a fixture field, concretely relates to elbow flange welding is with supplementary anchor clamps.
Background
In the pipeline system, the elbow is a pipe fitting for changing the pipeline direction, three most commonly used angles of 45 degrees and 90 degrees and 180 degrees are adopted according to the angle classification, in addition, the elbow also comprises other abnormal angle elbows of 60 degrees and the like according to engineering requirements, the elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics and the like, and the mode of connecting the elbow with the pipe is as follows: the direct welding flange connection, hot melt connection, electric melt connection, threaded connection, socket connection and the like can be divided into: welding elbow, stamping elbow, pushing elbow, casting elbow, butt welding elbow, etc.
When using the elbow, need the tip welding flange at the elbow, in the welding flange in-process, in order to guarantee welding neatly between elbow and the flange, just need use auxiliary fixture to welding between auxiliary elbow and the flange, but current auxiliary fixture only can carry out the centre gripping to the flange when using, is inconvenient for carrying out the centre gripping location to the return bend, thereby need the manual work to support the return bend, the manual work supports and has the deflection, leads to the elbow unstable, influences the welding quality to between elbow and the flange.
Disclosure of Invention
An object of the utility model is to provide an elbow flange welding is with supplementary anchor clamps solves following technical problem: the quick alignment auxiliary clamping of the joint of the elbow and the flange is inconvenient.
The purpose of the utility model can be realized by the following technical proposal: an auxiliary fixture for elbow flange welding, comprising: the flange plate is clamped on the inner upper surface of the positioning part, and the bottom end of the bent pipe is in abutting connection with the upper surface of the flange plate;
the inner top end of the positioning part is rotationally clamped with a limiting part, a transverse frame is arranged in the limiting part, a clamping block is welded at the center of the top of the transverse frame, a limiting column is welded at the center of the bottom surface of the transverse frame, and a first clamping arc plate is slidably arranged on the outer surface of one end of the limiting column;
the other end surface slidable mounting of spacing post has the second centre gripping arc board, the equal welding of one side middle part surface of first centre gripping arc board and second centre gripping arc board has the pinion rack, the meshing is connected with the gear shaft between the pinion rack, the one end bottom threaded connection of crossbearer has the threaded rod.
As a preferable scheme of the utility model: the inside fixed mounting of location portion has the support base, the last table center of support base rotates installs the carousel, the bottom surface edge rotation joint of carousel has the ring gear, the upper surface one end fixed mounting of support base has the pneumatic cylinder, the top fixedly connected with connecting plate of pneumatic cylinder, the upper surface slip joint of carousel has the grip block, the one end face rotation joint of grip block has the gear.
As a preferable scheme of the utility model: the side center fixedly connected with screw thread post of gear, the bottom surface center fixedly connected with driving motor of carousel, the inside edge fixed mounting micro motor of carousel, the internal surface of ring gear is connected with micro motor's bottom meshing, grip block bottom is at the upper surface and screw thread post threaded connection of carousel.
As a preferable scheme of the utility model: the transverse frame is rotationally clamped with one end bottom of the connecting plate through the clamping block, and the first clamping arc plate and the second clamping arc plate are in sliding insertion connection with the middle part of the side face of the transverse frame through the toothed plate.
As a preferable scheme of the utility model: one end of the threaded rod is rotationally clamped with the center of the side face of the second clamping arc plate.
As a preferable scheme of the utility model: rubber pads are fixedly mounted on the inner surfaces of the first clamping arc plate and the second clamping arc plate, and the center between the first clamping arc plate and the second clamping arc plate is aligned with the center of the bottom turntable.
The beneficial effects of the utility model are that:
(1) According to the utility model, the limiting part is arranged at the top end of the inner part of the positioning part, so that the bent pipe can be subjected to quick vertical auxiliary clamping, the bottom end of the bent pipe is convenient to be quickly welded with the upper surface of the flange plate, the bent pipe is prevented from being manually supported in an auxiliary way, and the welding quality between the bent pipe and the flange plate is improved;
(2) According to the utility model, the turntable and the clamping block are arranged at the bottom of the positioning part, so that the flange plate can be horizontally clamped, thereby facilitating stable alignment of the approach of the joint between the flange plate and the bent pipe, and ensuring the welding quality between the flange plate and the bent pipe.
Drawings
The present utility model will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall structure of an auxiliary clamp;
FIG. 2 is a schematic view of a positioning portion;
FIG. 3 is a schematic view of a limiting portion;
fig. 4 is a schematic view of a cut-away structure of the limiting portion.
Description of the drawings: 1. bending the pipe; 2. a flange plate; 3. a positioning part; 4. a limit part; 31. a turntable; 32. a gear ring; 33. a support base; 34. a gear; 35. a hydraulic cylinder; 36. a connecting plate; 37. a clamping block; 41. a clamping block; 42. a cross frame; 43. a first clamping arc plate; 44. a second clamping arc plate; 45. a toothed plate; 46. a threaded rod; 47. a gear shaft; 48. and a limit column.
Detailed Description
The technical solutions of the present embodiments will be clearly and completely described below with reference to the drawings in the present embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without making any inventive effort, are within the scope of the present utility model.
Referring to fig. 1-4, the present utility model is an auxiliary fixture for welding elbow flanges, comprising: the flange plate 2 is clamped on the inner upper surface of the positioning part 3, and the bottom end of the elbow pipe 1 is in abutting connection with the upper surface of the flange plate 2;
the top end of the inner part of the positioning part 3 is rotationally clamped with a limiting part 4, a transverse frame 42 is arranged in the limiting part 4, a clamping block 41 is welded at the center of the top of the transverse frame 42, a limiting column 48 is welded at the center of the bottom surface of the transverse frame 42, and a first clamping arc plate 43 is slidably arranged on the outer surface of one end of the limiting column 48;
the second clamping arc plate 44 is slidably arranged on the outer surface of the other end of the limiting post 48, toothed plates 45 are welded on the outer surfaces of the middle parts of one sides of the first clamping arc plate 43 and the second clamping arc plate 44, a gear shaft 47 is connected between the toothed plates 45 in a meshed mode, and a threaded rod 46 is connected with the bottom of one end of the transverse frame 42 in a threaded mode.
The inside fixed mounting of location portion 3 has support base 33, and the top surface center of support base 33 rotates and installs carousel 31, and the bottom surface edge rotation joint of carousel 31 has ring gear 32, and the upper surface one end fixed mounting of support base 33 has pneumatic cylinder 35, and the top fixedly connected with connecting plate 36 of pneumatic cylinder 35, the upper surface slip joint of carousel 31 has grip block 37, and the one end face rotation joint of grip block 37 has gear 34.
The center of the side face of the gear 34 is fixedly connected with a threaded column, the center of the bottom face of the turntable 31 is fixedly connected with a driving motor, the inner edge of the turntable 31 is fixedly provided with a micro motor, the inner surface of the gear ring 32 is meshed with the bottom end of the micro motor, and the bottom of the clamping block 37 is in threaded connection with the threaded column on the upper surface of the turntable 31.
Through above-mentioned technical scheme, at the side center fixed connection screw thread post of gear 34, can be convenient for screw thread post rotation control grip block 37 at carousel 31 upper surface slip, at the bottom surface center fixed connection driving motor of carousel 31, can control the rotation of carousel 31, the inside edge fixed mounting micro motor of carousel 31 can control the rotation of ring gear 32 at carousel 31 bottom edge surface.
The cross frame 42 rotates the joint through joint piece 41 and the one end bottom of connecting plate 36, and first centre gripping arc board 43 and second centre gripping arc board 44 pass through pinion rack 45 and the side middle part slip grafting of cross frame 42, and the one end of threaded rod 46 rotates the joint with second centre gripping arc board 44 side center, and the equal fixed mounting of internal surface of first centre gripping arc board 43 and second centre gripping arc board 44 has the rubber pad, and the center between first centre gripping arc board 43 and the second centre gripping arc board 44 aligns with the center of bottom carousel 31.
Through the above technical scheme, can make the crossbearer 42 rotate the joint through joint piece 41 and the one end bottom of connecting plate 36 to guarantee that spacing portion 4 can be driven by return bend 1 when rotating, first centre gripping arc board 43 and second centre gripping arc board 44 pass through pinion rack 45 and the side middle part slip grafting of crossbearer 42, thereby can play spacing effect to the slip of first centre gripping arc board 43 and second centre gripping arc board 44, thereby guarantee the gliding stability of first centre gripping arc board 43 and second centre gripping arc board 44, the one end of threaded rod 46 rotates the joint with second centre gripping arc board 44 side, thereby drive second centre gripping arc board 44 transversely to slide when threaded rod 46 rotates, the equal fixed mounting's of internal surface of first centre gripping arc board 43 and second centre gripping arc board 44 rubber pad can play the guard action when centre gripping return bend 1, the centre between first centre gripping arc board 43 and the second centre gripping arc board 44 aligns with the centre of bottom carousel 31, thereby can be convenient for carry out vertical centre gripping to return bend 1.
The working principle of the utility model is as follows: when welding the bent pipe 1 and the flange plate 2, firstly placing the flange plate 2 at the inner center of the turntable 31, then starting the micro motor to drive the gear ring 32 to rotate, when the gear ring 32 rotates, driving the three groups of gears 34 connected with the upper surface in a meshed manner to synchronously rotate, when the gears 34 rotate, driving the threaded columns connected with the side surfaces to synchronously rotate, and when the threaded columns rotate, driving the three groups of clamping blocks 37 to slide towards the center of the turntable 31 until the three groups of clamping blocks 37 clamp the flange plate 2, then placing the bent pipe 1 on the upper surface of the clamped flange plate 2, starting the hydraulic cylinder 35 to drive through the connecting plate 36 to lift and adjust until the first clamping arc plate 43 and the second clamping arc plate 44 are positioned on the outer surfaces of the bent pipe 1, then driving the second clamping arc plate 44 to slide towards the outer surfaces of the bent pipe 1 through the rotating threaded rods 46, when the second clamping arc plate 44 slides, driving the gear shafts 47 to synchronously rotate through the toothed plates 45, and driving the other groups of threaded rods 46 to synchronously reversely slide until the first clamping arc plate 43 and the second clamping arc plate 44 are mutually close to each other to clamp the bent pipe 1, then driving the first clamping arc plate 43 and the second clamping arc plate 44 to vertically rotate, and the upper surface of the first clamping arc plate 4 and the second clamping arc plate 44 to vertically rotate, and the second clamping arc plate 31 are aligned with the upper surface of the flange plate 2, and then driving the flange plate 1 to rotate, and the flange plate 2 to be in contact with each other, and the flange plate 1 is slowly, and then driving the flange plate 1 to rotate and the flange plate 1 to rotate, and the flange plate 1 to be in a state to be in contact with the top and the flange plate 1, and the flange plate is held to be in a state, and then in a state and is kept in contact with the flange plate and is in a top and a top flange plate 2, then the joint between the elbow pipe 1 and the flange plate 2 is welded, so that the joint between the elbow pipe 1 and the flange plate 2 can be accurately aligned through the auxiliary clamping of the limiting part 4 to the elbow pipe 1, thereby improving the welding quality between the elbow pipe 1 and the flange plate 2 and simultaneously improving the welding efficiency between the elbow pipe 1 and the flange plate 2.
While one embodiment of the present utility model has been described in detail, the present utility model is merely a preferred embodiment of the present utility model and should not be construed as limiting the scope of the present utility model. All equivalent changes and modifications within the scope of this application shall fall within the scope of this application.

Claims (6)

1. An auxiliary fixture for elbow flange welding, comprising: the device comprises an elbow (1), a flange plate (2) and a positioning part (3), wherein the flange plate (2) is clamped on the upper surface of the inner part of the positioning part (3), and the bottom end of the elbow (1) is in abutting connection with the upper surface of the flange plate (2);
the device is characterized in that the top end of the inside of the positioning part (3) is rotationally clamped with a limiting part (4), a transverse frame (42) is arranged in the limiting part (4), a clamping block (41) is welded at the center of the top of the transverse frame (42), a limiting column (48) is welded at the center of the bottom surface of the transverse frame (42), and a first clamping arc plate (43) is slidably arranged on the outer surface of one end of the limiting column (48);
the other end surface slidable mounting of spacing post (48) has second centre gripping arc board (44), the surface all welds in one side middle part of first centre gripping arc board (43) and second centre gripping arc board (44) has pinion rack (45), the meshing is connected with gear shaft (47) between pinion rack (45), one end bottom threaded connection of crossbearer (42) has threaded rod (46).
2. The auxiliary fixture for elbow flange welding according to claim 1, characterized in that a supporting base (33) is fixedly installed in the positioning part (3), a turntable (31) is rotatably installed in the center of an upper surface of the supporting base (33), a gear ring (32) is rotatably clamped at the edge of the bottom surface of the turntable (31), a hydraulic cylinder (35) is fixedly installed at one end of the upper surface of the supporting base (33), a connecting plate (36) is fixedly connected to the top of the hydraulic cylinder (35), a clamping block (37) is slidably clamped at the upper surface of the turntable (31), and a gear (34) is rotatably clamped at one end face of the clamping block (37).
3. The auxiliary fixture for elbow flange welding according to claim 2, wherein a threaded column is fixedly connected to the center of the side face of the gear (34), a driving motor is fixedly connected to the center of the bottom face of the turntable (31), a micro motor is fixedly installed on the inner edge of the turntable (31), the inner surface of the gear ring (32) is in meshed connection with the bottom end of the micro motor, and the bottom of the clamping block (37) is in threaded connection with the threaded column on the upper surface of the turntable (31).
4. An auxiliary fixture for welding elbow flanges according to claim 3, characterized in that the cross frame (42) is rotationally clamped with one end bottom of the connecting plate (36) through a clamping block (41), and the first clamping arc plate (43) and the second clamping arc plate (44) are slidably inserted into the middle of the side surface of the cross frame (42) through a toothed plate (45).
5. An auxiliary fixture for welding elbow flanges according to claim 4, characterized in that one end of the threaded rod (46) is rotatably clamped with the side center of the second clamping arc plate (44).
6. An auxiliary fixture for welding elbow flanges according to claim 5, characterized in that rubber pads are fixedly mounted on the inner surfaces of the first clamping arc plate (43) and the second clamping arc plate (44), and the center between the first clamping arc plate (43) and the second clamping arc plate (44) is aligned with the center of the bottom turntable (31).
CN202321481741.7U 2023-06-12 2023-06-12 Auxiliary clamp for elbow flange welding Active CN219945158U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321481741.7U CN219945158U (en) 2023-06-12 2023-06-12 Auxiliary clamp for elbow flange welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321481741.7U CN219945158U (en) 2023-06-12 2023-06-12 Auxiliary clamp for elbow flange welding

Publications (1)

Publication Number Publication Date
CN219945158U true CN219945158U (en) 2023-11-03

Family

ID=88541554

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321481741.7U Active CN219945158U (en) 2023-06-12 2023-06-12 Auxiliary clamp for elbow flange welding

Country Status (1)

Country Link
CN (1) CN219945158U (en)

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