CN106392414A - Welding fixture clamp for hollow circular truncated cone with blades - Google Patents
Welding fixture clamp for hollow circular truncated cone with blades Download PDFInfo
- Publication number
- CN106392414A CN106392414A CN201610855776.0A CN201610855776A CN106392414A CN 106392414 A CN106392414 A CN 106392414A CN 201610855776 A CN201610855776 A CN 201610855776A CN 106392414 A CN106392414 A CN 106392414A
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- Prior art keywords
- hole
- round table
- positioning body
- hollow round
- push rod
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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
-
- 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
- B23K37/0461—Welding tables
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
A welding fixture clamp for a hollow circular truncated cone relates to a welding fixture and solves the problem that at present, a welding fixture clamp for a hollow circular truncated cone workpiece with blades is unavailable. The welding fixture clamp provided by the invention comprises an upper clamp body component, a lower clamp body component and a mandrel component, wherein the upper clamp body component comprises an upper part positioning body, four first ejector rods and four upper part clamping blocks; the lower clamp body component comprises a clamp base, four supports, four second ejector rods, four bottom clamping blocks and four bottom positioning blocks; and the mandrel component comprises a mandrel, a lower part positioning body, a spring washer, a butterfly nut and a nut. The welding fixture clamp provided by the invention is used for assembly welding of the hollow circular truncated cone with the blades.
Description
Technical field
The present invention relates to a kind of weld jig, particularly to a kind of band blade hollow round table welding tool setup.
Background technology
Solder technology is the key technology in machine building industry, and it is widely used in energy project, ocean engineering, aviation
The fields such as aerospace engineering, petroleum chemical engineering.In welding production, assembling and welding are the important production processes of twice, welding
Equipment and welding tool setup are the important component parts that welding industry produces.Welding equipment, based on standard device, is formed
Scale;And the welding tool setup then version according to welded piece and welding procedure, have the characteristics that different.
Fig. 1 to Fig. 3 is a kind of band blade hollow round table workpiece, and it is by four as shown in Figures 4 to 6 four points with blade
One of round platform assembling parts be welded, it is ensured that leaf on the two neighboring a quarter round platform part with blade during welding
It is tightly combined between piece, is evenly distributed, symmetrically, and ensure the dimensional accuracy of round platform both ends of the surface diameter, meet pattern and integral installation
Join requirement it is therefore desirable to special welding tool setup, and there is presently no the welding tool setup for this workpiece.
Content of the invention
The present invention is directed to the welding tool setup with blade hollow round table workpiece to solve the problems, such as to lack at present, provides
A kind of band blade hollow round table welding tool setup.
The present invention adopts the technical scheme that to solve above-mentioned technical problem:Band blade hollow round table includes hollow round table
Housing and four blades, four blades are uniformly arranged along the circumference of hollow round table housing, the upper surface of blade and hollow round table shell
The small end bottom surface of body is generally aligned in the same plane, and the lower surface of blade is located above the big end bottom surface of hollow round table housing, and band blade is empty
Heart round platform is welded by four a quarter round platform assembling parts with blade, each a quarter round platform part with blade
Including a quarter round platform housing and two 1/2nd blades, adjacent two on two a quarter round platform parts with blade
Individual 1/2nd blades weld mutually, and band blade hollow round table welding tool setup includes upper fixture body assembly, lower clamp body group
Part and arbor assembly;
Upper fixture body assembly includes top positioning body, four the first push rods and four upper pinch blocks, and top positioning body is
Uncovered downward drum, the top surface of top positioning body is provided with the first centre bore, in the bottom side of the wall of top positioning body circumferentially
It is laid with four longitudinal openings, the inside of top positioning body is provided with locating ring, and locating ring is coaxial with the top surface of top positioning body
Fix as one, the internal diameter of locating ring is equal from top to bottom, the external diameter of locating ring is from top to bottom gradually reduced, hollow round table housing
Small end inner surface contact with the outer surface of locating ring, four blades pass top positioning body by four longitudinal openings respectively, on
It is evenly distributed in the bottom side of the wall of portion's positioning body and be provided with four the first screwed holes, the axial direction of the first screwed hole and top positioning body
Axially vertical, the first screwed hole and longitudinal opening stagger setting, and each first screw thread in the hole is provided with first push rod and two
Person's screw thread coordinates, and each the rotation with a upper pinch block in the front end of each the first push rod is connected and can promote upper pinch block forward
Mobile, the front end face of upper pinch block is arcwall face, and the front end face cooperation of upper pinch block abuts in the little of hollow round table housing
On the lateral surface of end;
Lower clamp body assembly includes clamp base, four supports, four the second push rods, four bottom gripping blocks and four bottoms
Portion's locating piece, clamp base is horizontally disposed disc-shaped base, and clamp base is coaxial with top positioning body, and clamp base sets
There is the second centre bore, the bottom surface of clamp base is provided with the first groove of co-axial setting, four supports and four bottom positioning
Block is respectively perpendicular the upper surface being fixed in clamp base and the circumference along clamp base is uniformly arranged, and support and bottom locating piece are wrong
Open up and put, the bottom surface of four blades is supported by four bottom locating pieces respectively, and support is provided with the second screwed hole, the second screwed hole
Axis parallel with clamp base, each second screw thread in the hole be provided with second push rod and the two screw thread cooperation, each second
The each rotation with a bottom gripping block in the front end of push rod is connected and can promote bottom gripping block to move forward, before the gripping block of bottom
End face is arcwall face, and the front end face cooperation of bottom gripping block abuts on the big end lateral surface of hollow round table housing;
Arbor assembly includes heart axle, bottom positioning body, spring washer, wing nut and nut, and heart axle is included from top to bottom
Sequentially coaxially the first thread segment of setting, light shaft part, the second thread segment and the 3rd thread segment, light shaft part with diameter greater than first in
The diameter in heart hole, the nominal diameter of the second thread segment is more than the diameter of the second centre bore, and heart axle position is in top positioning body and fixture
Between base, the first thread segment is connected with top positioning body by spring washer and wing nut after passing through the first centre bore, light
The upper side of shaft part is contacted with the medial surface of locating ring, and the 3rd thread segment passes through the second centre bore to pass through after entering the first groove
Nut is connected with clamp base, and bottom positioning body is frustum cone structure, and bottom positioning body is provided with screwed hole of centre, the second thread segment
With the cooperation of screwed hole of centre screw thread, the side of bottom positioning body is contacted with the big end inner surface of hollow round table housing.
The invention has the beneficial effects as follows:
1st, the present invention passes through the small end inner diameter of locating ring positioning belt blade hollow round table, by upper pinch block clamping band leaf
The small end lateral surface of piece hollow round table is thus ensure end diameter dimensional accuracy more empty by bottom positioning body positioning belt blade
The big end internal diameter of heart round platform, by the big end lateral surface of bottom gripping block clamping band blade hollow round table, thus ensure big end directly
Footpath dimensional accuracy, recycles longitudinal opening and bottom locating piece that four blades are positioned, and finally ensure that four band blades
A quarter round platform assembling parts after, be tightly combined between two neighboring 1/2nd blades, be evenly distributed, symmetrically, meet
Pattern and overall matching requirements, can weld to blade after assembling, in welding process band blade hollow round table stable it is ensured that
Welding quality;
2nd, the present invention can achieve to four quick, accurate assemblings with a quarter round platform part of blade, assembling process
Easy to operate, substantially increase production efficiency.
Brief description
Fig. 1 is the front view with blade hollow round table;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the front view of a quarter round platform part with blade;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the top view of Fig. 4;
Fig. 7 is the front view of the present invention;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the front view of top positioning body;
Figure 10 is the annexation schematic diagram of lower clamp body assembly and arbor assembly;
Figure 11 is the front view of arbor assembly;
Figure 12 is the first push rod or the front view of the second push rod;
Figure 13 is the top view of Figure 12;
Figure 14 is the first bearing pin or the front view of the second bearing pin;
Figure 15 is upper pinch block or the front view of bottom gripping block;
Figure 16 is the top view of Figure 15;
Figure 17 is the front view of support.
Specific embodiment
Specific embodiment one:In conjunction with Fig. 1 to Figure 17, present embodiment is described, a kind of band blade of present embodiment is hollow
Round platform welding tool setup, band blade hollow round table 1 includes hollow round table housing 2 and four blades 3, and four blades 3 are along hollow
The circumference of round platform housing 2 is uniformly arranged, and the upper surface of blade 3 is generally aligned in the same plane with the small end bottom surface of hollow round table housing 2, leaf
The lower surface of piece 3 is located above the big end bottom surface of hollow round table housing 2, with blade hollow round table 1 by four with blade four points
One of round platform part 1-1 assembly welding form, each a quarter round platform part 1-1 with blade includes a quarter round platform shell
Body 2-1 and two 1/2nd blade 3-1, two neighboring two on two a quarter round platform part 1-1 with blade/
One blade 3-1 welds mutually, and fixture includes upper fixture body assembly, lower clamp body assembly and arbor assembly;
Upper fixture body assembly includes 4, four the first push rods 11 of top positioning body and four upper pinch blocks 9, and top positions
Body 4 is uncovered downward drum, and the top surface of top positioning body 4 is provided with the first centre bore 4-4, the lower end side of top positioning body 4
Be evenly distributed on wall and be provided with four longitudinal opening 4-2, the inside of top positioning body 4 is provided with locating ring 4-1, locating ring 4-1 with
The top surface of top positioning body 4 coaxially fixes as one, and the internal diameter of locating ring 4-1 is equal from top to bottom, the external diameter of locating ring 4-1 by
Up to it is gradually reduced down, the small end inner surface of hollow round table housing 2 is contacted with the outer surface of locating ring 4-1, four blades 3 are respectively
Pass top positioning body 4 by four longitudinal opening 4-2, the bottom side of the wall of top positioning body 4 is evenly distributed and is provided with four
One screwed hole 4-3, the axial direction of the first screwed hole 4-3 is axially vertical with top positioning body 4, and the first screwed hole 4-3 opens with longitudinally
Mouthful 4-2 staggers setting, is provided with first push rod 11 and the cooperation of the two screw thread in each first screwed hole 4-3, and each first pushes up
The each rotation with a upper pinch block 9 in the front end of bar 11 is connected and upper pinch block 9 can be promoted to move forward, upper pinch block 9
Front end face 9-1 be arcwall face, the front end face 9-1 cooperation of upper pinch block 9 abuts in the small end lateral surface of hollow round table housing 2
On;
Lower clamp body assembly includes 5, four supports of clamp base, 7, four bottom gripping blocks 8 and four of 6, four the second push rods
Individual bottom locating piece 10, clamp base 5 is horizontally disposed disc-shaped base, and clamp base 5 is coaxial with top positioning body 4, folder
Tool base 5 is provided with the second centre bore, and the bottom surface of clamp base 5 is provided with the first groove 5-1 of co-axial setting, four supports
6 and four bottom locating pieces 10 are respectively perpendicular the upper surface being fixed in clamp base 5 and the circumference along clamp base 5 is all laid
Put, support 6 and bottom locating piece 10 stagger setting, the bottom surface of four blades 3 is supported by four bottom locating pieces 10 respectively, support
6 are provided with the second screwed hole 6-1, and the axis of the second screwed hole 6-1 is parallel with clamp base 5, set in each second screwed hole 6-1
There are second push rod 7 and the cooperation of the two screw thread, each rotation with a bottom gripping block 8 in the front end of each the second push rod 7 is connected
And bottom gripping block 8 can be promoted to move forward, the front end face 8-1 of bottom gripping block 8 is arcwall face, the front end of bottom gripping block 8
8-1 cooperation in face abuts on the big end lateral surface of hollow round table housing 2;
Arbor assembly includes heart axle 12, bottom positioning body 13, spring washer 14, wing nut 15 and nut 16, heart axle 12
Including from top to bottom sequentially coaxially the first thread segment 12-1 of setting, light shaft part 12-2, the second thread segment 12-3 and the 3rd screw thread
Section 12-4, the diameter with diameter greater than the first centre bore 4-4 of light shaft part 12-2, the nominal diameter of the second thread segment 12-3 is more than the
The diameter of two centre bores, heart axle 12 is located between top positioning body 4 and clamp base 5, and the first thread segment 12-1 passes through in first
Pass through spring washer 14 and wing nut 15 after the 4-4 of heart hole to be connected with top positioning body 4, the upper side of light shaft part 12-2 with calmly
The medial surface contact of position ring 4-1, the 3rd thread segment 12-4 pass through the second centre bore enter after the first groove 5-1 by nut 16 with
Clamp base 5 connects, and bottom positioning body 13 is frustum cone structure, and bottom positioning body 13 is provided with screwed hole of centre, the second thread segment
12-3 is coordinated with screwed hole of centre screw thread, and the side of bottom positioning body 13 is contacted with the big end inner surface of hollow round table housing 2.
Specific embodiment two:In conjunction with Figure 12 to Figure 16, present embodiment, the upper fixture body assembly of present embodiment are described
Also include eight the first bearing pins 17, the front end of the first push rod 11 circumferentially arranged with first annular groove 11-1, after upper pinch block 9
End face level is provided with the first blind hole 9-2, and the both sides of the first blind hole 9-2 are vertically provided with a first pin-and-hole 9- in communication respectively
3, the axis of the first pin-and-hole 9-3 is vertical with the axis of the first blind hole 9-2, the front end of the first push rod 11 insert the first blind hole 9-2 and
The two gap cooperation, first annular groove 11-1 is just right with the first pin-and-hole 9-3 of both sides, and each first pin-and-hole 9-3 has been inserted into one
Individual first bearing pin 17.It is so designed that, rotate the first push rod 11, the rotary motion of the first push rod 11 can be made to be converted into upper pinch block
9 linear motion, realizes the clamping of the small end lateral surface to hollow round table housing 2 for the upper pinch block 9.Other compositions and connection are closed
System is identical with specific embodiment one.
Specific embodiment three:In conjunction with Figure 12 to Figure 16, present embodiment, the lower clamp body assembly of present embodiment are described
Also include eight the second bearing pins 18, the front end of the second push rod 7 is circumferentially arranged with the second cannelure 7-1, the rear end of bottom gripping block 8
Face level is provided with the second blind hole 8-2, and the both sides of the second blind hole 8-2 are vertically provided with a second pin-and-hole 8-3 in communication respectively,
The axis of the second pin-and-hole 8-3 is vertical with the axis of the second blind hole 8-2, the front end of the second push rod 7 insert the second blind hole 8-2 and the two
Gap coordinates, and the second cannelure 7-1 is just right with the second pin-and-hole 8-3 of both sides, and each second pin-and-hole 8-3 has been inserted into one second
Bearing pin 18.It is so designed that, rotate the second push rod 7, the rotary motion of the second push rod 7 can be made to be converted into the straight line of bottom gripping block 8
Motion, realizes the clamping of the big end lateral surface to hollow round table housing 2 for the bottom gripping block 8.Other compositions and annexation and tool
Body embodiment one or two is identical.
Specific embodiment four:In conjunction with Fig. 7 and Fig. 8, present embodiment is described, the upper fixture body assembly of present embodiment is also
Including four first handles 19 and four the first acorn nuts 20, the rear end of the first push rod 11 is vertically provided with first through hole 11-2,
First handle 19 insertion first through hole 11-2 and the cooperation of the two gap, the size of wherein one end of first handle 19 is more than first and leads to
Hole 11-2, the other end of first handle 19 is provided with screw thread and is coordinated with the first acorn nut 20 screw thread, the first acorn nut 20
Circumscribed circle diameter is more than the diameter of first through hole 11-2.It is so designed that, be easy to rotate the first push rod 11.Other compositions and connection are closed
System is identical with specific embodiment three.
Also first handle 19 and the first acorn nut can be replaced by way of in the fixing handwheel in the rear end of the first push rod 11
20, the rotation of the first push rod 11 is realized by rotating handwheel.
Specific embodiment five:In conjunction with Fig. 7 and Fig. 8, present embodiment is described, the lower clamp body assembly of present embodiment is also
Including four second handles 21 and four the second acorn nuts 22, the rear end of the second push rod 7 is vertically provided with the second through hole 7-2, the
Two handle 21 inserts the second through hole 7-2 and the cooperation of the two gap, and the size of wherein one end of second handle 21 is more than the second through hole
7-2, the other end of second handle 21 be provided with screw thread and with the cooperation of the second acorn nut 22 screw thread, the second acorn nut 22 external
Circular diameter is more than the diameter of the second through hole 7-2.It is so designed that, be easy to rotate the second push rod 7.Other compositions and annexation and tool
Body embodiment one, two or four are identical.
Also second handle 21 and the second acorn nut can be replaced by way of in the fixing handwheel in the rear end of the second push rod 7
22, the rotation of the second push rod 7 is realized by rotating handwheel.
Specific embodiment six:In conjunction with Figure 11, present embodiment, the bottom surface of the bottom positioning body 13 of present embodiment are described
On be evenly distributed and be provided with four the second groove 13-1, the side of bottom positioning body 13 is laid with four third through-hole 13-2,
The axis of third through-hole 13-2 is vertical with the axis of bottom positioning body 13, four third through-hole 13-2 and four the second groove 13-1
Connect one by one.Take four diameters to be less than or equal to the round bar of third through-hole 13-2, insert third through-hole 13-2 respectively, promote round bar
So that bottom positioning body 13 is moved up and down along heart axle 12, make table in the side of bottom positioning body 13 and the big end of hollow round table housing 2
Face contacts, thus ensureing big end dimensional accuracy.Other compositions and annexation are identical with specific embodiment five.
Specific embodiment seven:In conjunction with Fig. 9 present embodiment is described, present embodiment positioned at opening 4-2 longitudinally in each
It is respectively provided with a circular hole 4-5, circular hole 4-5 is connected with corresponding longitudinal opening 4-2 on the top positioning body 4 side wall of top.So
Design, is easy to the contact situation with locating ring by the small end of circular hole 4-5 observation hollow round table housing 2.Other compositions and connection
Relation and specific embodiment one, two, four or six are identical.
Operation principle:
In conjunction with Fig. 1 and Fig. 2 explanation, this welding tool setup is fixed on the table, unclamps wing nut 15, by upper folder
Concrete assembly unloads from heart axle 12, and four a quarter round platform part 1-1 with blade are contained in lower clamp body group successively in advance
On part, blade 3 is placed on bottom locating piece 10, rotates the second push rod 7, pretension bottom gripping block 8;Using wing nut 15 He
Upper fixture body assembly is assembled on heart axle 12 spring washer 14, so that four blades 3 is worn from four longitudinal opening 4-2 respectively
Go out, rotate the first push rod 11, pretension upper pinch block 9;Between between small end according to hollow round table housing 2 and locating ring 4-1
Gap adjusts wing nut 15, so that the small end inner surface of hollow round table housing 2 is contacted with the outer surface of locating ring 4-1 it is ensured that small end
Dimensional accuracy, is rotated further by bottom positioning body 13, so that the side of bottom positioning body 13 is connect with the big end inner surface of hollow round table housing 2
Touch it is ensured that end dimensional accuracy greatly is it is ensured that two neighboring 1/2nd blade 3-1 are tightly combined, justified margin, it is rotated further first
Push rod 11, makes upper pinch block 9 hold out against the small end lateral surface of hollow round table housing 2, rotates the second push rod 7, make bottom gripping block 8
Hold out against the big end lateral surface of hollow round table housing 2, then can be welded, realize the group weldering of workpiece.
Claims (7)
1. a kind of band blade hollow round table welding tool setup, described band blade hollow round table (1) includes hollow round table housing (2)
With four blades (3), four blades (3) are uniformly arranged along the circumference of hollow round table housing (2), the upper surface of blade (3) with empty
The small end bottom surface of heart round platform housing (2) is generally aligned in the same plane, and the lower surface of blade (3) is located at the big end of hollow round table housing (2)
Above bottom surface, formed by four a quarter round platform part (1-1) assembly weldings with blade with blade hollow round table (1), often
Individual a quarter round platform part (1-1) with blade includes a quarter round platform housing (2-1) and two 1/2nd blade (3-
1), two neighboring 1/2nd blades (3-1) in two a quarters round platform part (1-1) with blade are welded mutually, its
It is characterised by:It includes upper fixture body assembly, lower clamp body assembly and arbor assembly;
Upper fixture body assembly includes top positioning body (4), four the first push rods (11) and four upper pinch blocks (9), and top is fixed
Position body (4) is uncovered downward drum, and the top surface of top positioning body (4) is provided with the first centre bore (4-4), top positioning body
(4) it is evenly distributed in bottom side of the wall and is provided with four longitudinal openings (4-2), the inside of top positioning body (4) is provided with locating ring
(4-1), locating ring (4-1) and the top surface of top positioning body (4) coaxially fix as one, and the internal diameter of locating ring (4-1) is by up to
Under equal, the external diameter of locating ring (4-1) is from top to bottom gradually reduced, the small end inner surface of hollow round table housing (2) and locating ring
(4-1) outer surface contact, four blades (3) pass top positioning body (4) by four longitudinal openings (4-2) respectively, and top is fixed
Be evenly distributed and be provided with four the first screwed holes (4-3) in the bottom side of the wall of position body (4), the axial direction of the first screwed hole (4-3) with
Top positioning body (4) axially vertical, the first screwed hole (4-3) and longitudinal opening (4-2) stagger setting, each first screwed hole
(4-3) be provided with first push rod (11) and the cooperation of the two screw thread in, the front end of each the first push rod (11) each with a top
Gripping block (9) rotates and connects and can promote upper pinch block (9) to move forward, and the front end face (9-1) of upper pinch block (9) is arc
Shape face, front end face (9-1) cooperation of upper pinch block (9) abuts on the small end lateral surface of hollow round table housing (2);
Lower clamp body assembly includes clamp base (5), four supports (6), four the second push rods (7), four bottom gripping blocks (8)
With four bottom locating pieces (10), clamp base (5) is horizontally disposed disc-shaped base, and clamp base (5) is positioned with top
Body (4) is coaxial, and clamp base (5) is provided with the second centre bore, and the bottom surface of clamp base (5) is provided with the first of co-axial setting
Groove (5-1), four supports (6) and four bottom locating pieces (10) are respectively perpendicular and are fixed in the upper surface of clamp base (5) simultaneously
Circumference along clamp base (5) is uniformly arranged, and support (6) and bottom locating piece (10) stagger setting, the bottom surface of four blades (3)
Supported by four bottom locating pieces (10) respectively, support (6) is provided with the second screwed hole (6-1), the axle of the second screwed hole (6-1)
Line is parallel with clamp base (5), is provided with second push rod (7) and the cooperation of the two screw thread, often in each second screwed hole (6-1)
The each rotation with a bottom gripping block (8) in the front end of individual second push rod (7) is connected and can promote bottom gripping block (8) to reach
Dynamic, the front end face (8-1) of bottom gripping block (8) is arcwall face, and front end face (8-1) cooperation of bottom gripping block (8) abuts in sky
On the big end lateral surface of heart round platform housing (2);
Arbor assembly includes heart axle (12), bottom positioning body (13), spring washer (14), wing nut (15) and nut (16),
First thread segment (12-1) of heart axle (12) inclusion sequentially coaxially setting from top to bottom, light shaft part (12-2), the second thread segment
(12-3) with the 3rd thread segment (12-4), the diameter with diameter greater than the first centre bore (4-4) of light shaft part (12-2), the second screw thread
The nominal diameter of section (12-3) is more than the diameter of the second centre bore, and heart axle (12) is located at top positioning body (4) and clamp base (5)
Between, the first thread segment (12-1) pass through the first centre bore (4-4) pass through afterwards spring washer (14) and wing nut (15) with upper
Portion's positioning body (4) connects, and the upper side of light shaft part (12-2) is contacted with the medial surface of locating ring (4-1), the 3rd thread segment
(12-4) pass through the second centre bore to enter the first groove (5-1) to be connected with clamp base (5) by nut (16) afterwards, bottom positions
Body (13) is frustum cone structure, and bottom positioning body (13) is provided with screwed hole of centre, the second thread segment (12-3) and screwed hole of centre
Screw thread coordinates, and the side of bottom positioning body (13) is contacted with the big end inner surface of hollow round table housing (2).
2. a kind of band blade hollow round table welding tool setup according to claim 1 it is characterised in that:Described upper fixture
Body assembly also includes eight the first bearing pins (17), the front end of the first push rod (11) circumferentially arranged with first annular groove (11-1), on
The rear end face level of portion's gripping block (9) is provided with the first blind hole (9-2), and the both sides of the first blind hole (9-2) are vertically provided with one respectively
First pin-and-hole (9-3) in communication, the axis of the first pin-and-hole (9-3) is vertical with the axis of the first blind hole (9-2), the first push rod
(11) the first blind hole (9-2) and the cooperation of the two gap, the first pin-and-hole (9- of first annular groove (11-1) and both sides are inserted in front end
3) just right, each first pin-and-hole (9-3) has been inserted into first bearing pin (17).
3. a kind of band blade hollow round table welding tool setup according to claim 1 and 2 it is characterised in that:Under described
Clamp body assembly also includes eight the second bearing pins (18), the front end of the second push rod (7) circumferentially arranged with the second cannelure (7-1),
The rear end face level of bottom gripping block (8) is provided with the second blind hole (8-2), and the both sides of the second blind hole (8-2) are vertically provided with one respectively
Individual second pin-and-hole (8-3) in communication, the axis of the second pin-and-hole (8-3) is vertical with the axis of the second blind hole (8-2), the second top
The second blind hole (8-2) and the cooperation of the two gap, the second pin-and-hole (8- of the second cannelure (7-1) and both sides are inserted in the front end of bar (7)
3) just right, each second pin-and-hole (8-3) has been inserted into second bearing pin (18).
4. a kind of band blade hollow round table welding tool setup according to claim 3 it is characterised in that:Described upper fixture
Body assembly also includes four first handles (19) and four the first acorn nuts (20), and the rear end of the first push rod (11) is vertically provided with
First through hole (11-2), first handle (19) insertion first through hole (11-2) and the two gap cooperation, first handle (19) its
The size of middle one end is more than first through hole (11-2), the other end of first handle (19) be provided with screw thread and with the first acorn nut
(20) screw thread cooperation, the circumscribed circle diameter of the first acorn nut (20) is more than the diameter of first through hole (11-2).
5. a kind of band blade hollow round table welding tool setup according to claim 1,2 or 4 it is characterised in that:Described
Lower clamp body assembly also includes four second handles (21) and four the second acorn nuts (22), hangs down in the rear end of the second push rod (7)
Directly it is provided with the second through hole (7-2), second handle (21) inserts the second through hole (7-2) and the cooperation of the two gap, second handle (21)
The size of wherein one end be more than the second through hole (7-2), the other end of second handle (21) be provided with screw thread and with the second cap-shaped spiral shell
Female (22) screw thread cooperation, the circumscribed circle diameter of the second acorn nut (22) is more than the diameter of the second through hole (7-2).
6. a kind of band blade hollow round table welding tool setup according to claim 5 it is characterised in that:Bottom positioning body
(13) it is evenly distributed on bottom surface and is provided with four the second grooves (13-1), the side of bottom positioning body (13) is laid with four
Third through-hole (13-2), the axis of third through-hole (13-2) is vertical with the axis of bottom positioning body (13), four third through-holes
(13-2) connect one by one with four the second grooves (13-1).
7. a kind of band blade hollow round table welding tool setup according to claim 1,2,4 or 6 it is characterised in that:Position
It is respectively provided with a circular hole (4-5), circular hole (4-5) and phase on top positioning body (4) side wall above the opening longitudinally in each (4-2)
Longitudinal opening (4-2) connection answered.
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CN107931943A (en) * | 2017-11-29 | 2018-04-20 | 西安航天动力机械有限公司 | A kind of frock assembled for end socket with flange welding |
CN109465591A (en) * | 2018-12-26 | 2019-03-15 | 山东大汉建设机械股份有限公司 | A kind of tower crane turntable cylinder inner reinforced plate spot-welding equipment and working method |
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