Positioning and clamping device for welding stainless steel welded pipe

Abstract

The utility model relates to the technical field of stainless steel pipe processing accessory devices, in particular to a positioning and clamping device for welding stainless steel welding pipes, which can enable workers to quickly clamp and fix stainless steel pipes with different specifications, reduces the working intensity of the workers and improves the working efficiency. Therefore, the working efficiency and effect of machining the stainless steel pipe are improved, and the practicability is enhanced; comprising an operation table and further comprises two sets of fixing plates, two sets of U-shaped plates, two sets of connecting blocks, two sets of connecting plates, two sets of first clamping plates, two sets of second clamping plates, two sets of two-way screw rods, four sets of first sliding blocks, four sets of sliding plates, a limiting assembly, a hinge assembly, an adjusting mechanism and a buffering assembly. The rear ends of the two bidirectional screw rods are rotationally connected with the rear ends of the fixing plate sliding grooves correspondingly, the front ends of the two bidirectional screw rods penetrate through the front ends of the fixing plate sliding grooves correspondingly to be connected with the adjusting mechanism, and the four first sliding blocks are in threaded connection with one ends of the bidirectional screw rods correspondingly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of stainless steel pipe processing accessory device, especially to the positioning clamping device for stainless steel welded pipe welding. BACKGROUND

[0002] It is known that in modern manufacturing industry, stainless steel is widely used in many fields because of its excellent corrosion resistance, high temperature resistance and high strength characteristics; stainless steel welded pipe is very common in petrochemical industry, pharmaceutical industry, food processing industry and other industries as conveying pipeline, container assembly and the like; and in the welding process, positioning clamping device is usually used for clamping and fixing, which is very important to ensure the accurate butt joint of both ends of the stainless steel pipe, which directly relates to the welding quality and the performance of the final product.

[0003] The positioning clamping device for stainless steel welded pipe welding in the prior art has the problem that the traditional clamping method is manual, which not only takes a long time, but also cannot quickly clamp and fix pipes of different specifications and sizes, thereby reducing the working efficiency and effect of processing the stainless steel pipe, and thus the practicality is poor. SUMMARY

[0004] To solve the above technical problems, the utility model provides a positioning clamping device for stainless steel welded pipe welding, which can quickly clamp and fix stainless steel pipes of different specifications and sizes, reduce the working intensity of the workers, and thus improve the working efficiency and effect of processing the stainless steel pipe, and thus enhance the practicality.

[0005] The positioning clamping device for stainless steel welded pipe welding comprises an operating table, two groups of fixed plates, two groups of U-shaped plates, two groups of connecting blocks, two groups of connecting plates, two groups of first clamping plates, two groups of second clamping plates, two groups of bidirectional screws, four groups of first sliding blocks, four groups of sliding plates, a limiting assembly, a hinged assembly, an adjusting mechanism and a buffer assembly, the top of the operating table is connected with the bottom of the two groups of fixed plates, each of the two groups of fixed plates is provided with a sliding groove at the top, the rear end of each of the two groups of bidirectional screws is rotatably connected with the rear end of the sliding groove of the fixed plate, the front end of each of the two groups of bidirectional screws penetrates through the front end of the sliding groove of the fixed plate and is connected with the adjusting mechanism, each of the four groups of first sliding blocks is threadedly connected with one end of the bidirectional screw, each of the four groups of first sliding blocks is slidably connected with the sliding groove of the fixed plate, the top of each of the four groups of first sliding blocks is connected with the bottom of one of the sliding plates, the top of each of the four groups of sliding plates is hingedly connected with the bottom of the connecting plate through the hinged assembly, the top of each of the two groups of fixed plates is connected with the bottom of the U-shaped plate, the front and rear ends of each of the two groups of connecting plates are slidably and tightly connected with one end of the U-shaped groove of the U-shaped plate through the limiting assembly, the top of each of the two groups of connecting plates is connected with the bottom of the first clamping plate, the top of the U-shaped groove of the U-shaped plate is slidably sleeved with the top of the connecting block through the buffer assembly, and the bottom of each of the two groups of connecting blocks is connected with the top of the second clamping plate.

[0006] Preferably, the hinged assembly comprises a plurality of hinge seats and eight sets of support rods, and four sets of slide plate top portions are respectively hingedly connected through two sets of hinge seats and one end of the support rods, and two sets of connecting plate bottom portions are respectively hingedly connected through the other end of the other four sets of hinge seats and support rods.

[0007] Preferably, the adjusting mechanism comprises two sets of fixed blocks, two sets of rotating rods, two sets of first gears, two sets of second gears, a power device and a protection assembly, two sets of bidirectional screw rods are respectively connected with one end of the first gears, the top front ends of the operation tables are respectively connected with the bottom portions of the two sets of fixed blocks, the left end of one set of fixed blocks is connected with the right end of the power device, the right side output end of the power device is connected with the left end of the rotating rod through the set of fixed blocks, the right end of the rotating rod is rotatably connected with the left end of the other set of fixed blocks, and the outer side of the rotating rod is uniformly provided with two sets of second gears, and the rear ends of the two sets of second gears are respectively engaged with the front ends of the first gears.

[0008] Preferably, the buffer assembly comprises a plurality of damping rods and a plurality of connecting springs, two sets of U-shaped plate grooves are respectively provided with a set of grooves at the top portions, and the top portions of the two sets of grooves are respectively and uniformly connected with the top portions of the plurality of damping rods, the top portions of the two sets of connecting blocks are respectively and uniformly connected with the bottom portions of the plurality of damping rods, the outer sides of the plurality of damping rods are respectively provided with a set of connecting springs, and the top portions of the two sets of connecting blocks are respectively and slidably fitted into the corresponding grooves.

[0009] Preferably, the limiting assembly comprises four sets of limiting blocks, and the U-shaped plate U-shaped groove is respectively provided with a set of sliding grooves at the front and rear ends, the four sets of limiting blocks are respectively and slidably connected with the set of sliding grooves, and the front and rear ends of the two sets of connecting plates are respectively connected with the other ends of the limiting blocks.

[0010] Preferably, the protection assembly comprises a mounting block, a first clamping block, a first screw rod, a supporting block and a baffle, the top front end of the operation table is connected with the bottom of the mounting block, the top of the mounting block is provided with a clamping groove, the bottom of the first clamping block is clamped into the clamping groove of the mounting block, the top of the first clamping block is connected with the bottom of the supporting block, the top of the supporting block is connected with the bottom front end of the baffle, and the first clamping block and the mounting block are provided with threaded holes in a penetrating manner, and the rear end of the first screw rod is threadedly connected with the first clamping block and the supporting block through the threaded holes.

[0011] Preferably, it further comprises a rotating handle, and the front end of the first screw rod is connected with the rear end of the rotating handle.

[0012] Preferably, it further comprises a handle, and the front end of the supporting block is connected with the rear end of the handle.

[0013] Compared with the prior art, the positioning and clamping device for welding stainless steel welded pipes has the beneficial effects that: firstly, two groups of pipe materials are placed on the top of the first clamping plates respectively, and one end of each pipe material is tightly attached, then the staff starts the adjusting mechanism, so that the two groups of bidirectional screw rods start to rotate, the four groups of first sliding blocks start to drive the sliding plates to slide respectively, and are hinged through the hinge assemblies, so that the two groups of connecting plates drive the first clamping plates to slide through the limiting assemblies, until the bottoms of the two groups of second clamping plates are tightly attached to the top of the pipe materials respectively, then the staff can start welding, which can enable the staff to quickly clamp and fix stainless steel pipes of different specifications and sizes, reduce the working strength of the staff, thereby improving the working efficiency and effect of processing the stainless steel pipes, and therefore enhancing the practicality. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 is a three-dimensional schematic diagram of the internal cross-sectional structure of the utility model;

[0016] Figure 3 is a right view structure cross-sectional schematic diagram of the utility model;

[0017] Figure 4 is an enlarged schematic diagram of the local structure of A of the utility model;

[0018] Figure 5 is an enlarged schematic diagram of the local structure of B of the utility model;

[0019] Markings in the drawings: 1, operation table; 2, fixed plate; 3, U-shaped plate; 4, connecting block; 5, connecting plate; 6, first clamping plate; 7, second clamping plate; 8, bidirectional screw rod; 9, first sliding block; 10, sliding plate; 11, hinge seat; 12, support rod; 13, fixed block; 14, rotating rod; 15, first gear; 16, second gear; 17, power device; 18, damping rod; 19, connecting spring; 20, limiting block; 21, mounting block; 22, first clamping block; 23, first screw rod; 24, supporting block; 25, baffle; 26, rotating handle; 27, handle. DETAILED DESCRIPTION

[0020] The specific implementation of the utility model will be described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0021] As Figures 1 to 5As shown in the utility model discloses a stainless steel welded pipe welding positioning clamping device, including operation platform 1 still including two groups of fixed plate 2, two groups of U type board 3, two groups of connecting block 4, two groups of connecting plate 5, two groups of first clamping plate 6, two groups of second clamping plate 7, two groups of bidirectional screw rod 8, four groups of first sliding block 9, four groups of sliding plate 10, limiting component, hinged component, adjusting mechanism and buffer assembly, operation platform 1 top even and two groups of fixed plate 2 bottom connection, two groups of fixed plate 2 top are provided with a group of sliding groove respectively, and two groups of bidirectional screw rod 8 rear end are connected rotatably with fixed plate 2 sliding groove rear end respectively, and two groups of bidirectional screw rod 8 front end are connected with adjusting mechanism respectively through fixed plate 2 sliding groove front end, four groups of first sliding block 9 are connected with bidirectional screw rod 8 one end thread respectively, and four groups of first sliding block 9 are connected with fixed plate 2 sliding groove sliding respectively, four groups of first sliding block 9 top are connected with a group of sliding plate 10 bottom respectively, four groups of sliding plate 10 top are hinged with connecting plate 5 bottom respectively through hinged component, two groups of fixed plate 2 top are connected with U type board 3 bottom respectively, two groups of connecting plate 5 front and rear ends are slidably close tightly through limiting component and U type board 3 U type slot one end respectively, two groups of connecting plate 5 top are connected with first clamping plate 6 bottom respectively, and U type board 3 U type slot top is slidably sleeved with connecting block 4 top through buffer assembly respectively, and two groups of connecting block 4 bottom are connected with second clamping plate 7 top respectively;First, two groups of pipes are placed on the top of the first clamping plate respectively, and one end is close, then the staff starts adjusting mechanism, so that two groups of bidirectional screw rod start to rotate, four groups of first sliding block start to drive sliding plate to slide respectively, and are hinged through hinged component, so that two groups of connecting plate drive first clamping plate to slide through limiting component, until two groups of second clamping plate bottom are close to the top of the pipe respectively, then the staff starts welding, can make the staff fast to the different specifications of stainless steel pipe and fixed, reduces the working strength of staff, thereby improves the working efficiency and effect of stainless steel pipe processing, therefore enhances the practicality.

[0022] As a preferred embodiment of the above, the hinged component includes a plurality of hinged seats 11 and eight support rods 12, and the top of the four sliding plates 10 is hinged through two hinged seats 11 and one end of the support rod 12, and the bottom of the two connecting plates 5 is hinged through the other four hinged seats 11 and the other end of the support rod 12. The hinged connection of multiple hinged seats and support rods can quickly drive the first clamping plate to rise and fall, thereby enhancing the practicality.

[0023] As a preferred of the above embodiment, the adjusting mechanism comprises two sets of fixed blocks 13, two sets of rotating rods 14, two sets of first gears 15, two sets of second gears 16, a power device 17 and a protection assembly, the front ends of the two sets of bidirectional screws 8 are respectively connected with one end of the first gear 15, the top front ends of the operating table 1 are uniformly connected with the bottom of the two sets of fixed blocks 13, the left end of the fixed block 13 is connected with the right end of the power device 17, the right side output end of the power device 17 is connected with the left end of the rotating rod 14 through the fixed block 13, the right end of the rotating rod 14 is rotatably connected with the left end of the other fixed block 13, and the outer side of the rotating rod 14 is uniformly provided with the two sets of second gears 16, the rear ends of the two sets of second gears 16 are respectively engaged with the front ends of the first gears 15; the staff starts the power device, so that the output end of the power device drives the rotating rod to rotate, and through the engagement of the first gear and the second gear, the two sets of bidirectional screws start to rotate, so that the bidirectional screw can be quickly rotated, and the practicability is enhanced.

[0024] As a preferred of the above embodiment, the buffer assembly comprises a plurality of damping rods 18 and a plurality of connecting springs 19, the top of the groove of the two sets of U-shaped plates 3 is respectively provided with a set of grooves, and the top of the two sets of grooves is respectively and uniformly connected with the top of the plurality of damping rods 18, the top of the two sets of connecting blocks 4 is respectively and uniformly connected with the bottom of the plurality of damping rods 18, the outer side of the plurality of damping rods 18 is respectively provided with a set of connecting springs 19, and the top of the two sets of connecting blocks 4 is respectively and slidably fitted with the corresponding grooves; through the expansion and contraction of the plurality of damping rods and the connecting springs, the acting force generated by extrusion and collision can be effectively reduced, and the practicability is enhanced.

[0025] As a preferred of the above embodiment, the limiting assembly comprises four sets of limiting blocks 20, the front and rear ends of the U-shaped groove of the U-shaped plate 3 are respectively provided with a set of sliding grooves, the four sets of limiting blocks 20 are respectively and slidably connected with the set of sliding grooves, and the front and rear ends of the two sets of connecting plates 5 are respectively connected with the other end of the limiting block 20; the connecting plate can be guided to prevent the connecting plate from deviating and affecting the clamping effect, and the practicability is enhanced.

[0026] As a preferred of the above embodiment, the protection assembly comprises a mounting block 21, a first clamping block 22, a first screw rod 23, a supporting block 24 and a baffle 25, the top front end of the operating table 1 is connected with the bottom of the mounting block 21, the top of the mounting block 21 is provided with a set of clamping grooves, the bottom of the first clamping block 22 is clamped with the clamping groove of the mounting block 21, the top of the first clamping block 22 is connected with the bottom of the supporting block 24, the top of the supporting block 24 is connected with the bottom front end of the baffle 25, and the first clamping block 22 and the mounting block 21 are provided with threaded holes in a penetrating manner, and the rear end of the first screw rod 23 is threadedly connected with the first clamping block 22 and the supporting block 24 through the threaded holes; the adjusting mechanism can be protected to prevent damage caused by external collision, and the practicability is enhanced.

[0027] As the preferred embodiment of the above, it further comprises a rotating handle 26, the front end of the first screw rod 23 is connected with the rear end of the rotating handle 26; the rotating handle can make the staff rotate the first screw rod quickly, thus enhancing the practicability.

[0028] As the preferred embodiment of the above, it further comprises a handle 27, the front end of the supporting block 24 is connected with the rear end of the handle 27; the handle can make the staff pull the supporting block quickly to disassemble the baffle, thus enhancing the practicability.

[0029] The positioning and clamping device for welding stainless steel welded pipes has the advantages that when working, first, two groups of pipe materials are respectively placed on the top of the first clamping plates and tightly abut one end, then the staff starts the power device, so that the power device output end drives the rotating rod to rotate, and through the engagement and clamping of the first gear and the second gear, the two groups of bidirectional screw rods start to rotate, four groups of first sliding blocks respectively start to drive the sliding plates to slide, and through the hinge and the support rod hinge, the two groups of connecting plates drive the first clamping plates to slide through the limiting blocks, until the two groups of second clamping plates respectively tightly abut the top of the pipe materials, then the staff can start to weld, and before the above-mentioned action is completed, first, the positioning and clamping device is moved to the position required by the user.

[0030] The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for illustrative purposes.

[0031] In the utility model, "first", "second", "third" do not represent the specific quantity and order, but only for the name of the distinction.

[0032] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled person in the art, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection scope of the utility model.

Claims

1. A positioning and clamping device for welding stainless steel welded pipes, comprising an operating table (1), characterized in that, It also includes two sets of fixed plate (2), two sets of U-shaped plate (3), two sets of connecting block (4), two sets of connecting plate (5), two sets of first clamping plate (6), two sets of second clamping plate (7), two sets of bidirectional screw rod (8), four sets of first sliding block (9), four sets of slide plate (10), limiting component, hinged component, adjusting mechanism and buffer assembly, the top of the operating table (1) is connected with the bottom of the two sets of fixed plate (2), the top of the two sets of fixed plate (2) is respectively provided with a set of sliding groove, and the rear end of the two sets of bidirectional screw rod (8) is respectively rotatably connected with the rear end of the fixed plate (2) sliding groove, and the front end of the two sets of bidirectional screw rod (8) penetrates through the front end of the fixed plate (2) sliding groove and is connected with the adjusting mechanism, the four sets of first sliding block (9) are respectively threadedly connected with one end of the bidirectional screw rod (8), and the four sets of first sliding block (9) are respectively and slidingly connected with the fixed plate (2) sliding groove, the top of the four sets of first sliding block (9) is respectively connected with the bottom of a set of slide plate (10), the top of the four sets of slide plate (10) is hingedly connected with the bottom of the connecting plate (5) through the hinged component, the top of the two sets of fixed plate (2) is connected with the bottom of the U-shaped plate (3), the front and rear ends of the two sets of connecting plate (5) are slidingly and tightly connected with one end of the U-shaped groove of the U-shaped plate (3) through the limiting component, the top of the two sets of connecting plate (5) is connected with the bottom of the first clamping plate (6), and the top of the U-shaped groove of the U-shaped plate (3) is slidingly sleeved with the top of the connecting block (4) through the buffer assembly, and the bottom of the two sets of connecting block (4) is connected with the top of the second clamping plate (7).

2. The positioning and clamping device for welding stainless steel pipe as set forth in claim 1, wherein The hinged component includes a plurality of hinge seats (11) and eight sets of supporting rods (12), the top of the four sets of slide plate (10) is evenly hingedly connected with one end of the two sets of hinge seats (11) and the supporting rods (12) through the two sets of hinge seats (11) and the supporting rods (12), and the bottom of the two sets of connecting plate (5) is evenly hingedly connected with the other end of the four sets of hinge seats (11) and the supporting rods (12) through the four sets of hinge seats (11) and the supporting rods (12).

3. The positioning and clamping device for welding stainless steel pipe as set forth in claim 2, wherein The adjusting mechanism includes two sets of fixed blocks (13), two sets of rotating rods (14), two sets of first gears (15), two sets of second gears (16), a power device (17) and a protection assembly, the front end of the two sets of bidirectional screw rod (8) is connected with one end of a set of first gear (15), the top of the operating table (1) is connected with the bottom of the two sets of fixed blocks (13) at the front end, the left end of a set of fixed block (13) is connected with the right end of the power device (17), the right side output end of the power device (17) penetrates through the set of fixed block (13) and is connected with the left end of the rotating rod (14), the right end of the rotating rod (14) is rotatably connected with the left end of the other set of fixed block (13), and the outer side of the rotating rod (14) is evenly provided with two sets of second gears (16), the rear end of the two sets of second gears (16) is engaged and clamped with the front end of the first gear (15).

4. The positioning and clamping device for welding stainless steel pipe as set forth in claim 3, wherein The buffer assembly includes a plurality of damping rods (18) and a plurality of connecting springs (19), the top of the two sets of U-shaped plate (3) recesses is respectively provided with a set of recess, and the top of the two sets of recess is evenly connected with the top of the plurality of damping rods (18), the top of the two sets of connecting block (4) is evenly connected with the bottom of the plurality of damping rods (18), the outer side of the plurality of damping rods (18) is respectively provided with a set of connecting spring (19), and the top of the two sets of connecting block (4) is slidingly sleeved with the corresponding recess.

5. The positioning and clamping device for welding stainless steel pipe as set forth in claim 4, wherein The limiting assembly comprises four sets of limiting blocks (20), the U-shaped plate (3) is provided with a set of sliding grooves at the front and rear ends of the U-shaped groove, the four sets of limiting blocks (20) are slidably connected with the set of sliding grooves respectively, and the front and rear ends of the two sets of connecting plates (5) are connected with the other ends of the limiting blocks (20) respectively.

6. The positioning and clamping device for welding stainless steel pipe as set forth in claim 5, wherein The protection assembly comprises a mounting block (21), a first clamping block (22), a first screw rod (23), a supporting block (24) and a baffle (25), the top front end of the operating table (1) is connected with the bottom of the mounting block (21), the top of the mounting block (21) is provided with a set of clamping grooves, the bottom of the first clamping block (22) is clamped with the clamping grooves of the mounting block (21), the top of the first clamping block (22) is connected with the bottom of the supporting block (24), the top of the supporting block (24) is connected with the bottom front end of the baffle (25), and the first clamping block (22) and the mounting block (21) are provided with threaded holes in a penetrating mode, and the rear end of the first screw rod (23) is threadedly connected with the first clamping block (22) and the supporting block (24) through the threaded holes respectively.

7. The positioning and clamping device for welding stainless steel pipes according to claim 6, characterized in that, The rotating handle (26) is further included, and the front end of the first screw rod (23) is connected with the rear end of the rotating handle (26).

8. The positioning and clamping device for welding stainless steel pipes according to claim 7, characterized in that, The handle (27) is further included, and the front end of the supporting block (24) is connected with the rear end of the handle (27). The handle (27) is further included, and the front end of the supporting block (24) is connected with the rear end of the handle (27).

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