CN103521994A - Clamp for welding multi-sectional thin-wall parts - Google Patents
Clamp for welding multi-sectional thin-wall parts Download PDFInfo
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- CN103521994A CN103521994A CN201310533456.XA CN201310533456A CN103521994A CN 103521994 A CN103521994 A CN 103521994A CN 201310533456 A CN201310533456 A CN 201310533456A CN 103521994 A CN103521994 A CN 103521994A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
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Abstract
A clamp for welding multi-sectional thin-wall parts comprises a base, a limit ring, a pull rod, a first taper mandril, a lower slide block, a lower expanding block, a second taper mandril, an upper slide block, a guide block, an upper expanding block, a short shaft, a sleeve, a pressing plate, a first nut, a pressing ring, a second nut, a welding device connection shaft, a pressing plate, a pressing cover and a third nut. By means of the clamp for welding the multi-sectional thin-wall parts, the welding of the multi-sectional thin-wall parts can be achieved by primary assembly and welding.
Description
Technical field
The invention belongs to weld jig, particularly the fixture of multistage large thin-wall part (diameter > 600mm) welding use.
Background technology
About the welding of multistage large thin-wall part, prior art needs many sleeve clamps (or frock), adopts the repeatedly mode of assembling, multiple welding to complete the welding of all parts.For example, if five sections of large thin-wall weld parts need be integral, at least need three sleeve clamps (or frock), carry out three assemblings and three welding.Thereby there is following problem: 1, owing to need repeatedly assembling, the error that inevitably exists resetting to cause.2,, because the wall of welded part is thin, repeatedly in dismounting, assembling process, easily causing part deformation.3, owing to need repeatedly assemble, multiple welding, thereby the time of welding operation is long, effect is low.4,, due to the many sleeve clamps of need (or frock), cost is increased.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of multisection type thin-walled parts welding jigs and fixtures is provided, to guarantee welding quality, shorten the welding operation time and reduce welding cost.
Multisection type thin-walled parts welding jigs and fixtures of the present invention, comprise base, spacing ring, pull bar, the first spindle taper, sliding block, under rise piece, the second spindle taper, top shoe, guide block, rise piece, minor axis, sleeve, pressing plate, the first nut, trim ring, the second nut, welding equipment connecting axle, pressing plate, gland and the 3rd nut; The boss that base is arranged by pedestal and pedestal upper surface forms, and the centre of base is provided with installing hole, the locating surface that the periphery of described boss cavity is welded part, the supporting surface that the upper surface of described boss is welded part; The lower anchor ring of spacing ring is provided with at least two chutes, and described runner ring distributes around lower anchor ring equal angles; The quantity of sliding block is identical with the chute quantity that anchor ring under spacing ring arranges, and the bottom surface of each sliding block is provided with bar-shaped trough, under the quantity of piece that rises identical with the quantity of sliding block; The quantity of top shoe is at least two, the bottom surface of each top shoe is provided with bar-shaped trough, the quantity of rise piece is identical with the quantity of top shoe, the quantity of guide block is the twice of top shoe quantity or identical with top shoe quantity, if form a chute by two guide blocks, the quantity of guide block is the twice of top shoe quantity, if chute is set on guide block, the quantity of guide block is identical with top shoe quantity; On the barrel of lower cartridge section, be provided with two symmetrical bar holes, on the barrel of upper segment, be provided with external screw thread; The external diameter of pull bar lower end is identical with the nominal dimension of sleeve diameter and for moving cooperation, its upper end is thread segment; The first spindle taper is the up-small and down-big frustum of a cone, is provided with centre bore and runs through the pin-and-hole of frustum of a cone two sides on it, and the internal diameter of described centre bore is identical with the nominal dimension of sleeve outer diameter and be moving cooperation; The position limiting structure that the second spindle taper is arranged by the up big and down small frustum of a cone and frustum of a cone upper surface forms, and the described frustum of a cone is provided with centre bore, and the internal diameter of this centre bore is identical with the nominal dimension of sleeve outer diameter and be moving cooperation; Minor axis is provided with centre bore, and the nominal dimension of the internal diameter of this centre bore and the external diameter of pull bar is identical and coordinate for moving.The assembling mode of each member: spacing ring is arranged in the cavity of base boss, its center line overlaps with the center line of base installing hole, its lower anchor ring contacts with the cavity bottom surface of base boss, sleeve lower end is fixed on the installing hole upper segment of base, and welding equipment connecting axle upper end is fixed on the installing hole lower section of base; Minor axis is fixed on the upper surface of sleeve, pull bar is positioned at sleeve, stretch out through the centre bore of minor axis its upper end, and the first nut is arranged on the thread segment of pull bar upper end and contacts with minor axis, and trim ring is arranged on minor axis and the groove that embeds the first nut is pressed on the first nut on minor axis; The first spindle taper is sleeved on the lower section of sleeve, and is connected by the lower end of pin and pull bar; Each sliding block is arranged on respectively in the respective slide slots that under spacing ring, anchor ring arranges, its inner face contacts with the conical surface of the first spindle taper, its bottom surface contacts with the cavity bottom surface of base boss, the first back-moving spring is all installed in the bar-shaped trough of each sliding block bottom surface, one end of described the first back-moving spring contacts with the bar-shaped trough end wall of sliding block, the other end and the lower limit pin contacts that is arranged on the cavity bottom surface of base boss; The piece that rises under each is arranged on respectively corresponding sliding block outer face and is connected with sliding block; Guide block is arranged on the upper ring surface of spacing ring, and the runner ring arranging on the chute forming between every two guide blocks or guide block distributes around upper ring surface equal angles; Each top shoe is arranged on respectively in the respective slide slots that two guide blocks form or in the respective slide slots arranging on guide block, the second back-moving spring is all installed in the bar-shaped trough of each top shoe bottom surface, one end of described the second back-moving spring contacts with the bar-shaped trough end wall of top shoe, and the other end contacts with the upper arresting pin that is arranged on spacing ring upper ring surface; Each piece that goes up is arranged on respectively corresponding top shoe outer face and is connected with top shoe; The second spindle taper is sleeved on sleeve, and its conical surface contacts with the inner face of each top shoe, and the second nut is arranged on the thread segment of sleeve; The quantity of pressing plate is at least four, along the periphery of base pedestal, equidistantly installs, and after welded part assembles, is positioned at the position of base boss upper surface for fixing welded part; Gland covers welded part upper end through sleeve after welded part assembles, and by the 3rd fastening nuts, welded part is compressed.
Multisection type thin-walled parts welding jigs and fixtures of the present invention, the inner face of its sliding block is the taper cambered surface of mating with the first spindle taper, the outer face of sliding block is arc surface; The inner face of its top shoe is the taper cambered surface of mating with the second spindle taper, and the outer face of top shoe is arc surface.
Multisection type thin-walled parts welding jigs and fixtures of the present invention, the arc surface of the inner face of the piece that rises under it for mate with the fast outer face that glides, under the rise outer face of piece be the shape of mating with welded part; The inner face of its rise piece is the arc surface that mate the outer face fast with upper cunning, and the outer face of rise piece is the shape of mating with welded part.
Multisection type thin-walled parts welding jigs and fixtures of the present invention, is provided with the mouth that connects that imports argon gas on its gland, by connecing mouth to welded part and the rear cavity air feed forming of multisection type thin-walled parts welding jigs and fixtures of the present invention assembling.
Multisection type thin-walled parts welding jigs and fixtures of the present invention, is provided with the air slot that transmits argon gas under it on rise piece and rise piece, to argon gas can be sent to each welding position, guarantee welding quality.
The present invention has following beneficial effect:
1, use multisection type thin-walled parts welding jigs and fixtures of the present invention, the welding that only need once assemble, once welding can complete multistage thin-walled parts, thereby can not only reduce position error, prevent part deformation, improve welding quality, and can shorten the clamping time, improve effect, test shows, with respect to prior art, at least can improve 3～4 times of effects.
2, only need a sleeve clamp just can meet multistage thin-walled parts and weld simultaneously, thereby saved the cost of manufacture of fixture.
3, use multisection type thin-walled parts welding jigs and fixtures of the present invention, operating personnel's technology, without strict demand, is conducive to penetration and promotion.
Multisection type thin-walled parts welding jigs and fixtures of the present invention both can be used for argon arc welding, can be used for again tack welding.
Accompanying drawing explanation
Fig. 1 is the structural representation of multisection type thin-walled parts welding jigs and fixtures of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of the base in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the structural representation of the spacing ring in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Fig. 6 is the A-A cutaway view of Fig. 5;
Fig. 7 is the upward view of Fig. 6;
Fig. 8 is the structural representation of the first spindle taper in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Fig. 9 is the top view of Fig. 8;
Figure 10 is the structural representation of the sliding block in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Figure 11 is the top view of Figure 10;
The structural representation of piece rises under in Figure 12 multisection type thin-walled parts of the present invention welding jigs and fixtures;
Figure 13 is the A-A cutaway view of Figure 12;
Figure 14 is the structural representation of the second spindle taper in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Figure 15 is the top view of Figure 14;
Figure 16 is the structural representation of the top shoe in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Figure 17 is the top view of Figure 16;
Figure 18 is the left view of Figure 16;
Figure 19 is the structural representation of the guide block in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Figure 20 is the A-A cutaway view of Figure 19;
Figure 21 is the structural representation of the rise piece in multisection type thin-walled parts welding jigs and fixtures of the present invention;
Figure 22 is the top view of Figure 21;
Figure 23 is the assembling schematic diagram of welded part on multisection type thin-walled parts welding jigs and fixtures of the present invention.
In figure, 1-base (1-1: pedestal, 1-2: boss, 1-3: the periphery of boss cavity, 1-4: installing hole), 2-pressing plate, 3-spacing ring (3-1: lower anchor ring, 3-2: chute, 3-3: upper ring surface), 4-gland, the 5-the first nut, 6-pull bar, the 7-the first spindle taper (7-1: centre bore, 7-2: pin-and-hole), 8-sliding block (8-1: bar-shaped trough, 8-2: screw), 9-under the piece (9-1: radial guiding air drain that rises, 9-2: circumferential air slot), the 10-the second nut, the 11-the second spindle taper (11-1: position limiting structure, 11-2: the frustum of a cone, 11-3: centre bore), 12-top shoe (12-1: bar-shaped trough, 12-2: screw), 13-guide block, 14-rise piece (14-1: circumferential air slot, 14-2: radial guiding air drain), the 15-the three nut, 16-connect mouth, 17-trim ring, 18-minor axis, 19-welding equipment connecting axle, the 20-the first back-moving spring, 21-sleeve, 22-lower limit pin, 23-upper arresting pin, the 24-the second back-moving spring.
The specific embodiment
Below by embodiment, also by reference to the accompanying drawings the structure of multisection type thin-walled parts welding jigs and fixtures of the present invention is described further.
Multisection type thin-walled parts welding jigs and fixtures in the present embodiment is for welding five sections of diameters > the thin part of wall of 600mm, its structure as shown in Figure 1 and Figure 2, comprise base 1, spacing ring 3, pull bar 6, the first spindle taper 7, sliding block 8, under rise piece 9, the second spindle taper 11, top shoe 12, guide block 13, rise piece 14, minor axis 18, sleeve 21, pressing plate 2, the first nut 5, trim ring 17, the second nut 10, welding equipment connecting axle 19, pressing plate 2, gland 4 and the 3rd nut 15.
Base 1 as shown in Figure 3, Figure 4, the round boss 1-2 being arranged by truncated cone-shaped pedestal 1-1 and pedestal upper surface forms, the centre of base 1 is provided with installing hole 1-4, the periphery 1-3 of described boss cavity is the locating surface of I welded part, and the upper surface of described boss is the supporting surface of I welded part flange; Spacing ring 3 is as shown in Fig. 5, Fig. 6, Fig. 7, and its lower anchor ring 3-1 is provided with six chute 3-2, and six chute 3-2 equal angles distribute, and the angle between adjacent two chutes is 60 °, and its upper ring surface 3-3 is plane; The quantity of sliding block 8 is six, and as shown in Figure 10, Figure 11, its inner face is the taper cambered surface of mating with the first spindle taper 7 to each sliding block, and its outer face is arc surface, and its bottom surface is provided with bar-shaped trough 8-1; Under the rise quantity of piece 9 be six, under each, rise by piece as shown in Figure 12,13, on it, be provided with radial guiding air drain 9-1 and circumferential air slot 9-2, its inner face is the arc surface mating with the outer face of sliding block, its outer face is the arc surface mating with I welded part; The quantity of top shoe 12 is six, and each top shoe is as shown in Figure 16, Figure 17, Figure 18, and it is shaped as " inverted T-shaped " piece, and its inner face is the taper cambered surface of mating with the second spindle taper 11, and its outer face is arc surface, and its bottom surface is provided with bar-shaped trough 12-1; The quantity of rise piece 14 is six, each goes up by piece as shown in Figure 21, Figure 22, on it, be provided with radial guiding air drain 14-2 and circumferential air slot 14-1, its inner face is the arc surface mating with the outer face of top shoe, and its outer face is the taper seat mating with III number, IV number, V welded part; The quantity of guide block 13 is 12, and each guide block is as shown in Figure 19, Figure 20; The first spindle taper 7 as shown in Figure 8, Figure 9, is the up-small and down-big frustum of a cone, is provided with centre bore 7-1 and runs through the pin-and-hole 7-2 of frustum of a cone two sides on it, and the nominal dimension of the internal diameter of described centre bore 7-1 and sleeve 21 external diameters is identical and be moving cooperation; The second spindle taper 11 is as shown in Figure 14, Figure 15, the position limiting structure 11-1 being arranged by up big and down small frustum of a cone 11-2 and frustum of a cone upper surface forms, the described frustum of a cone is provided with centre bore 11-3, the nominal dimension of the internal diameter of this centre bore and sleeve 21 external diameters is identical and coordinate for moving, and described position limiting structure 11-1 is that endoporus is the semicircle pylon of shoulder hole; Sleeve 21 is cylinder, is provided with two symmetrical bar holes on the barrel of its underpart section, on the barrel of upper segment, is provided with external screw thread; Pull bar 6 is cylindrical bar, and the nominal dimension of the external diameter of its lower end and sleeve 21 internal diameters is identical and coordinate for moving, and its upper end is thread segment; Minor axis 18 is truncated cone-shaped, and the nominal dimension of the internal diameter of set centre bore and the external diameter of pull bar 6 is identical and coordinate for moving; Pressing plate 2 is 8, and its shape as shown in Figure 1 and Figure 2; Gland 4 as shown in Figure 1, on it, be provided with four import argon gas connect mouth 16.
The assembling mode of each member: spacing ring 3 is arranged in the cavity of base boss, its center line overlaps with the center line of base installing hole, its lower anchor ring 3-1 contacts with the cavity bottom surface of base boss, sleeve 21 lower ends are fixed on the installing hole 1-4 upper segment of base 1, and welding equipment connecting axle 19 upper ends are fixed on the installing hole 1-4 lower section of base 1; Minor axis 18 is fixed on the upper surface of sleeve 21, pull bar 6 is positioned at sleeve 21, stretch out through the centre bore of minor axis 18 its upper end, the first nut 5 is arranged on the thread segment of pull bar upper end and contacts with minor axis, and trim ring 17 is arranged on minor axis 18 and the groove that embeds the first nut 5 is pressed on the first nut 5 on minor axis 18; The first spindle taper 7 is sleeved on the lower section of sleeve 21, and is connected by the lower end of pin and pull bar; Each sliding block 8 is arranged on respectively in the respective slide slots 3-2 that under spacing ring, anchor ring arranges, its inner face contacts with the conical surface of the first spindle taper 7, its bottom surface contacts with the cavity bottom surface of base boss, the first back-moving spring 20 is all installed in the bar-shaped trough 8-1 of each sliding block 8 bottom surfaces, one end of described the first back-moving spring contacts with the bar-shaped trough 8-1 end wall of sliding block, and the other end contacts with the lower limit pin 22 that is arranged on the cavity bottom surface of base boss; The piece 9 that rises under each is arranged on respectively corresponding sliding block 8 outer faces and is connected with sliding block; Guide block 13 is arranged on the upper ring surface of spacing ring 3, and every two guide blocks and upper ring surface form a chute, and 12 guide blocks distribute around upper ring surface equal angles with six runner rings of upper ring surface formation; Each top shoe 12 is arranged on respectively in corresponding chute, its bottom surface contacts with the upper ring surface of spacing ring 3, the second back-moving spring 24 is all installed in the bar-shaped trough 12-1 of each top shoe 12 bottom surfaces, one end of described the second back-moving spring contacts with the bar-shaped trough 12-1 end wall of top shoe, and the other end contacts with the upper arresting pin 23 that is arranged on spacing ring 3 upper ring surfaces; Each piece 9 that goes up is arranged on respectively corresponding top shoe 12 outer faces and is connected with top shoe; The second spindle taper 11 is sleeved on sleeve 21, and its conical surface contacts with the inner face of each top shoe 12, and the second nut 10 is arranged on the thread segment of sleeve and comes close to or in contact with the second spindle taper 11; Eight pressing plates 2 are equidistantly installed along the periphery of base pedestal 1-1, and after welded part assembles, fixedly I welded part is positioned at the ring flange of base boss upper surface; Gland 4 covers welded part upper end through sleeve after welded part installs, and subsequently the 3rd nut 15 is screwed on sleeve 20 thread segments, and nut 15 is fastening that welded part is compressed by the 3rd.
In the present embodiment, the assembling mode of five sections of welded parts and multisection type thin-walled parts welding jigs and fixtures is as follows:
1, the base 1 of multisection type thin-walled parts welding jigs and fixtures is centered on welding equipment by welding equipment connecting axle 19.
2, I welded part is placed in the cavity of base boss 1-2, makes its outer circumference surface contact and position with the inwall of cavity, and its ring flange is placed on to the upper surface of base boss, with pressing plate 2, push down but do not compress.
3, II welded part and I welded part are risen on piece 9 to filling and being enclosed within down, then with spanner, being enclosed within on the first nut 5 and twisting clockwise spanner makes pull bar 6 move downward vertically (the first nut 5 is owing to being pressed on minor axis 18 and can not moving by trim ring 17) with the first spindle taper 7 fixed thereon, along with moving downward of the first spindle taper 7, promote six sliding blocks 8 along spacing ring chute 3-2 to the direction radial motion away from spacing ring center, under making to be connected with sliding block, rise piece gradually near and from inner tensioner I welded part and II welded part, continue after take off spanner, and compress with pressing plate 2 the I welded part flange that is positioned at base boss upper surface.
4, successively by III welded part and II welded part to dress, IV welded part and III welded part are to dress, V welded part and IV welded part are to dress, and they are enclosed within on rise piece 14, then with spanner, be enclosed within on the second nut 10 and twist clockwise spanner, the second nut 10 compresses the second spindle taper 11 and moves downward vertically, along with moving downward of the second spindle taper 11, promote chute that six top shoes 12 form along spacing ring upper ring surface 3-3 and guide block 13 to the direction radial motion away from spacing ring center, make the rise piece that is connected with top shoe gradually near and from inner tensioner III welded part, IV welded part and V welded part, continue after, take off spanner.
5, gland 4 is covered on V welded part through sleeve, the 3rd nut 15 is threaded with sleeve 21 through minor axis 18, with spanner, tighten clockwise the 3rd nut 15 and can compress I welded part, II welded part, III welded part, IV welded part and V welded part, complete version after assembling as shown in figure 23.
During welding, by the valve 16 on gland pass into argon gas and mix up welding torch position can start welding.After having welded, first cut off the input of argon gas, then unclamp and skid off pressing plate 2, operate the 3rd nut 15 and unclamp and take off gland 4; Continue after spanner be enclosed within on the first nut 5 and be rotated counterclockwise, pull bar 6 is moved upward and move upward with the first spindle taper 7, along with the first spindle taper 7 moves upward, six sliding blocks 8 are under the effect of the first back-moving spring 20, with under rise by piece along spacing ring chute 3-2 to the direction radial motion near spacing ring center, piece and welded part disengaging make down to rise; Again, spanner is enclosed within on the second nut 10 and is rotated counterclockwise, the second nut 10 is moved upward and move upward with the second spindle taper 11, along with the second spindle taper 11 moves upward, six top shoes 12 are under the effect of the second back-moving spring 24, the chute forming along spacing ring upper ring surface 3-3 and guide block 13 with rise piece is to the direction radial motion near spacing ring center, and make to go up piece and welded part disengaging, can take off the part after welding.
Claims (9)
1. a multisection type thin-walled parts welding jigs and fixtures, it is characterized in that comprising base (1), spacing ring (3), pull bar (6), the first spindle taper (7), sliding block (8), under rise piece (9), the second spindle taper (11), top shoe (12), guide block (13), rise piece (14), minor axis (18), sleeve (21), pressing plate (2), the first nut (5), trim ring (17), the second nut (10), welding equipment connecting axle (19), pressing plate (2), gland (4) and the 3rd nut (15);
The boss (1-2) that base (1) is arranged by pedestal (1-1) and pedestal upper surface forms, the centre of base (1) is provided with installing hole (1-4), the locating surface that the periphery of described boss cavity (1-3) is welded part, the supporting surface that the upper surface of described boss is welded part; The lower anchor ring (3-1) of spacing ring (3) is provided with at least two chutes (3-2), and described chute (3-2) distributes around lower anchor ring equal angles; The chute quantity that the quantity of sliding block (8) and anchor ring under spacing ring (3-1) arrange is identical, and the bottom surface of each sliding block (8) is provided with bar-shaped trough (8-1), under the rise quantity of piece (9) identical with the quantity of sliding block (8); The quantity of top shoe (12) is at least two, the bottom surface of each top shoe (12) is provided with bar-shaped trough (12-1), the quantity of rise piece (14) is identical with the quantity of top shoe (12), and the quantity of guide block (13) is the twice of top shoe (12) quantity or identical with top shoe (12) quantity; On the barrel of sleeve (21) lower section, be provided with two symmetrical bar holes, on the barrel of upper segment, be provided with external screw thread; The nominal dimension of the external diameter of pull bar (6) lower end and sleeve (21) internal diameter is identical and coordinate for moving, and its upper end is thread segment; The first spindle taper (7) is the up-small and down-big frustum of a cone, is provided with centre bore (7-1) and runs through the pin-and-hole (7-2) of frustum of a cone two sides on it, and the nominal dimension of the internal diameter of described centre bore (7-1) and sleeve (21) external diameter is identical and coordinate for moving; The position limiting structure (11-1) that the second spindle taper (11) is arranged by the up big and down small frustum of a cone (11-2) and frustum of a cone upper surface forms, the described frustum of a cone is provided with centre bore (11-3), and the nominal dimension of the internal diameter of this centre bore and sleeve (21) external diameter is identical and coordinate for moving; Minor axis (18) is provided with centre bore, and the nominal dimension of the internal diameter of this centre bore and pull bar (6) external diameter is identical and coordinate for moving;
Spacing ring (3) is arranged in the cavity of base boss, its center line overlaps with the center line of base installing hole, its lower anchor ring (3-1) contacts with the cavity bottom surface of base boss, sleeve (21) lower end is fixed on installing hole (1-4) upper segment of base (1), and welding equipment connecting axle (19) upper end is fixed on installing hole (1-4) lower section of base (1); Minor axis (18) is fixed on the upper surface of sleeve (21), pull bar (6) is positioned at sleeve (21), stretch out through the centre bore of minor axis (18) its upper end, the first nut (5) is arranged on the thread segment of pull bar upper end and contacts with minor axis, and trim ring (17) is arranged on minor axis (18) and goes up and embed the groove of the first nut (5) the first nut (5) is pressed on minor axis (18); The first spindle taper (7) is sleeved on the lower section of sleeve (21), and is connected by the lower end of pin and pull bar; Each sliding block (8) is arranged on respectively in the respective slide slots (3-2) that under spacing ring, anchor ring arranges, its inner face contacts with the conical surface of the first spindle taper (7), its bottom surface contacts with the cavity bottom surface of base boss, in the bar-shaped trough (8-1) of each sliding block (8) bottom surface, the first back-moving spring (20) is all installed, one end of described the first back-moving spring contacts with the bar-shaped trough of sliding block (8-1) end wall, and the other end contacts with the lower limit pin (22) that is arranged on the cavity bottom surface of base boss; The piece (9) that rises under each is arranged on respectively corresponding sliding block (8) outer face and is connected with sliding block; Guide block (13) is arranged on the upper ring surface of spacing ring (3), and the runner ring arranging on the chute forming between every two guide blocks or guide block distributes around upper ring surface equal angles; Each top shoe (12) is arranged on respectively in the respective slide slots that two guide blocks form or in the respective slide slots arranging on guide block, in the bar-shaped trough (12-1) of each top shoe (12) bottom surface, the second back-moving spring (24) is all installed, one end of described the second back-moving spring contacts with the bar-shaped trough of top shoe (12-1) end wall, and the other end contacts with the upper arresting pin (23) that is arranged on spacing ring (3) upper ring surface; Each piece that goes up (9) is arranged on respectively corresponding top shoe (12) outer face and is connected with top shoe; It is upper that the second spindle taper (11) is sleeved on sleeve (21), and its conical surface contacts with the inner face of each top shoe (12), and the second nut (10) is arranged on the thread segment of sleeve; The quantity of pressing plate (2) is at least four, along the periphery of base pedestal (1-1), equidistantly installs, and after welded part assembles, is positioned at the position of base boss upper surface for fixing welded part; Gland (4) covers welded part upper end through sleeve after welded part assembles, and nut (15) is fastening that welded part is compressed by the 3rd.
2. multisection type thin-walled parts welding jigs and fixtures according to claim 1, the taper cambered surface of the inner face that it is characterized in that sliding block (8) for mating with the first spindle taper (7), its outer face is arc surface; The inner face of top shoe (12) is the taper cambered surface of mating with the second spindle taper (11), and its outer face is arc surface.
3. according to multisection type thin-walled parts welding jigs and fixtures described in claim 1 or 2, the inner face of the piece (9) that rises under it is characterized in that is the arc surface mating with the fast outer face that glides, and its outer face is the shape of mating with welded part; The inner face of rise piece (14) is the arc surface that mate the outer face fast with upper cunning, and its outer face is the shape of mating with welded part.
4. according to multisection type thin-walled parts welding jigs and fixtures described in claim 1 or 2, it is characterized in that being provided with on gland (4) import argon gas connect mouth (16).
5. multisection type thin-walled parts welding jigs and fixtures according to claim 3, it is characterized in that being provided with on gland (4) import argon gas connect mouth (16).
6. according to multisection type thin-walled parts welding jigs and fixtures described in claim 1 or 2, on rise under it is characterized in that piece (9) and rise piece (14), be provided with the air slot that transmits argon gas.
7. multisection type thin-walled parts welding jigs and fixtures according to claim 3, is provided with the air slot that transmits argon gas under it is characterized in that on rise piece (9) and rise piece (14).
8. multisection type thin-walled parts welding jigs and fixtures according to claim 4, is provided with the air slot that transmits argon gas under it is characterized in that on rise piece (9) and rise piece (14).
9. multisection type thin-walled parts welding jigs and fixtures according to claim 5, is provided with the air slot that transmits argon gas under it is characterized in that on rise piece (9) and rise piece (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533456.XA CN103521994B (en) | 2013-10-31 | 2013-10-31 | Multisection type thin-walled parts welding jigs and fixtures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533456.XA CN103521994B (en) | 2013-10-31 | 2013-10-31 | Multisection type thin-walled parts welding jigs and fixtures |
Publications (2)
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| CN103878524A (en) * | 2014-03-28 | 2014-06-25 | 上海交通大学 | Multi-section clamping self-adaptation laser welding clamp for ultrathin metal bipolar plate |
| CN104439548A (en) * | 2014-11-27 | 2015-03-25 | 天津天海同步科技股份有限公司 | Clamping tool for gear shaping of synchronizer |
| CN105173607A (en) * | 2015-07-31 | 2015-12-23 | 深圳市鹏煜威科技有限公司 | Correcting and rotating device |
| CN105383055A (en) * | 2015-12-11 | 2016-03-09 | 株洲中航动力精密铸造有限公司 | Wax pattern assembly clamp and method for welding and assembling rotary body wax pattern part |
| CN106392434A (en) * | 2016-11-30 | 2017-02-15 | 中航动力股份有限公司 | Welding fixture for once clamping multiple short ring parts |
| CN107322224A (en) * | 2017-08-18 | 2017-11-07 | 中国航发贵州黎阳航空动力有限公司 | A kind of device and method for annular heat screen laser boring |
| CN107363464A (en) * | 2017-08-22 | 2017-11-21 | 河北天理环保科技有限公司 | A kind of filter pipe weld mold |
| CN108032251A (en) * | 2017-12-11 | 2018-05-15 | 中国航发南方工业有限公司 | Nozzle ring outer shroud mounting tool |
| CN108817710A (en) * | 2018-07-20 | 2018-11-16 | 江南工业集团有限公司 | A kind of thin-wall case laser welding clamping device and operating method |
| CN108890207A (en) * | 2018-09-10 | 2018-11-27 | 中国航发航空科技股份有限公司 | Device for aeroengine combustor buring room casing assembly positioning welding |
| CN109128651A (en) * | 2018-10-11 | 2019-01-04 | 中国航发航空科技股份有限公司 | A kind of engine by-pass air duct casing welder, welding method |
| CN109483285A (en) * | 2018-12-24 | 2019-03-19 | 四川明日宇航工业有限责任公司 | A kind of aircraft engine thin-walled parts forming frock |
| CN109483283A (en) * | 2018-12-21 | 2019-03-19 | 四川明日宇航工业有限责任公司 | A kind of quick-clamping turning tool and its quick-clamping method |
| CN109604907A (en) * | 2019-01-03 | 2019-04-12 | 武汉船用机械有限责任公司 | A kind of the welding tooling group and its welding method of gas turbine shell |
| CN110757023A (en) * | 2019-10-28 | 2020-02-07 | 中国航发南方工业有限公司 | Welding repair method and device for cartridge receiver parts |
| CN110814551A (en) * | 2019-12-18 | 2020-02-21 | 江南工业集团有限公司 | Thin-wall shell multidirectional self-correcting laser welding auxiliary device and using method |
| CN111451701A (en) * | 2020-06-10 | 2020-07-28 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN112192007A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Welding device and method for double-weld-joint expanding center support argon arc welding |
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| CN103878524A (en) * | 2014-03-28 | 2014-06-25 | 上海交通大学 | Multi-section clamping self-adaptation laser welding clamp for ultrathin metal bipolar plate |
| CN103878524B (en) * | 2014-03-28 | 2016-02-10 | 上海交通大学 | A kind of ultra-thin metal bipolar plate multistage clamping self adaptation fixture for laser welding |
| CN104439548A (en) * | 2014-11-27 | 2015-03-25 | 天津天海同步科技股份有限公司 | Clamping tool for gear shaping of synchronizer |
| CN105173607A (en) * | 2015-07-31 | 2015-12-23 | 深圳市鹏煜威科技有限公司 | Correcting and rotating device |
| CN105173607B (en) * | 2015-07-31 | 2018-04-06 | 深圳市鹏煜威科技有限公司 | One kind correction rotating device |
| CN105383055A (en) * | 2015-12-11 | 2016-03-09 | 株洲中航动力精密铸造有限公司 | Wax pattern assembly clamp and method for welding and assembling rotary body wax pattern part |
| CN105383055B (en) * | 2015-12-11 | 2017-09-22 | 株洲中航动力精密铸造有限公司 | Assembled wax-pattern assembling clamp and assembling method is welded for rotary body wax-pattern part |
| CN106392434A (en) * | 2016-11-30 | 2017-02-15 | 中航动力股份有限公司 | Welding fixture for once clamping multiple short ring parts |
| CN107322224A (en) * | 2017-08-18 | 2017-11-07 | 中国航发贵州黎阳航空动力有限公司 | A kind of device and method for annular heat screen laser boring |
| CN107322224B (en) * | 2017-08-18 | 2019-11-08 | 中国航发贵州黎阳航空动力有限公司 | A kind of device and method for annular heat screen laser boring |
| CN107363464A (en) * | 2017-08-22 | 2017-11-21 | 河北天理环保科技有限公司 | A kind of filter pipe weld mold |
| CN108032251A (en) * | 2017-12-11 | 2018-05-15 | 中国航发南方工业有限公司 | Nozzle ring outer shroud mounting tool |
| CN108032251B (en) * | 2017-12-11 | 2020-03-24 | 中国航发南方工业有限公司 | Turbine guider outer ring installation frock |
| CN108817710A (en) * | 2018-07-20 | 2018-11-16 | 江南工业集团有限公司 | A kind of thin-wall case laser welding clamping device and operating method |
| CN108817710B (en) * | 2018-07-20 | 2024-03-19 | 江南工业集团有限公司 | Thin-wall shell laser welding clamping device and operation method |
| CN108890207A (en) * | 2018-09-10 | 2018-11-27 | 中国航发航空科技股份有限公司 | Device for aeroengine combustor buring room casing assembly positioning welding |
| CN109128651A (en) * | 2018-10-11 | 2019-01-04 | 中国航发航空科技股份有限公司 | A kind of engine by-pass air duct casing welder, welding method |
| CN109483283A (en) * | 2018-12-21 | 2019-03-19 | 四川明日宇航工业有限责任公司 | A kind of quick-clamping turning tool and its quick-clamping method |
| CN109483285A (en) * | 2018-12-24 | 2019-03-19 | 四川明日宇航工业有限责任公司 | A kind of aircraft engine thin-walled parts forming frock |
| CN109604907A (en) * | 2019-01-03 | 2019-04-12 | 武汉船用机械有限责任公司 | A kind of the welding tooling group and its welding method of gas turbine shell |
| CN112846633A (en) * | 2019-04-12 | 2021-05-28 | 中国航发常州兰翔机械有限责任公司 | Evaporation tube type flame tube circumferential weld automatic welding fixture capable of avoiding welding deformation |
| CN110757023A (en) * | 2019-10-28 | 2020-02-07 | 中国航发南方工业有限公司 | Welding repair method and device for cartridge receiver parts |
| CN110814551B (en) * | 2019-12-18 | 2024-04-16 | 江南工业集团有限公司 | Multidirectional self-correction laser welding auxiliary device for thin-wall shell and application method |
| CN110814551A (en) * | 2019-12-18 | 2020-02-21 | 江南工业集团有限公司 | Thin-wall shell multidirectional self-correcting laser welding auxiliary device and using method |
| CN111451701B (en) * | 2020-06-10 | 2022-05-03 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN111451701A (en) * | 2020-06-10 | 2020-07-28 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN112192007A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Welding device and method for double-weld-joint expanding center support argon arc welding |
| CN112828510B (en) * | 2020-12-31 | 2022-07-29 | 国营四达机械制造公司 | Clamp for welding and repairing air bleeding casing |
| CN112828510A (en) * | 2020-12-31 | 2021-05-25 | 国营四达机械制造公司 | Clamp for welding and repairing air bleeding casing |
| CN112846508A (en) * | 2021-01-11 | 2021-05-28 | 中国航空制造技术研究院 | Laser processing method and welding tool for diaphragm capsule |
| CN113547269A (en) * | 2021-08-20 | 2021-10-26 | 中国航发航空科技股份有限公司 | Welding fixture for large titanium alloy thin-wall metal plate welding case of aircraft engine |
| CN113894459A (en) * | 2021-11-15 | 2022-01-07 | 中国航发贵州黎阳航空动力有限公司 | Tool for integral assembly welding of outer ring assembly of engine |
| CN115383274A (en) * | 2022-09-29 | 2022-11-25 | 中国航发动力股份有限公司 | Assembly welding tool and method for gas turbine assembly |
| CN115383274B (en) * | 2022-09-29 | 2023-08-22 | 中国航发动力股份有限公司 | Gas turbine assembly assembling and welding tool and method |
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Effective date of registration: 20160518 Address after: 610083 Sichuan city of Chengdu province Jinniu District long road 153 No. Patentee after: Sichuan Chengfa Puruima Machinery Industry Manufacturing Co., Ltd. Address before: Xindu District of Chengdu city in Sichuan province 610503 Shulong avenue into the industrial park into the Group Technology Center Patentee before: Chengdu Engine (Group) Co., Ltd. |