CN209936199U - Special point frock of piecing together of chassis track beam assembly - Google Patents
Special point frock of piecing together of chassis track beam assembly Download PDFInfo
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- CN209936199U CN209936199U CN201920376192.4U CN201920376192U CN209936199U CN 209936199 U CN209936199 U CN 209936199U CN 201920376192 U CN201920376192 U CN 201920376192U CN 209936199 U CN209936199 U CN 209936199U
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Abstract
The utility model discloses a special assembly point tool for chassis crawler beam assembly, belonging to the special tool field, comprising a bottom plate, a moving mechanism, a second positioning mechanism and a plurality of first positioning mechanisms positioned between the moving mechanism and the second positioning mechanism; the second positioning mechanism and the plurality of first positioning mechanisms are fixed on the bottom plate through bolts; the moving mechanism is connected with the bottom plate in a sliding way. The utility model discloses a second positioning mechanism adjusts and fixes a position the motor seat, supports the location through a plurality of first positioning mechanism to the downside and the horizontal both sides of track roof beam, places the guide holder in the right-hand member of track roof beam, and moving mechanism moves the right-hand member of track roof beam, accomplishes the welding after finally splicing motor seat, track roof beam and guide holder as an organic whole, accomplishes the back through this frock preparation, uses three-coordinate measuring tool, puts each device debugging of frock in place. Use the utility model discloses the frock can obviously improve size precision, reduces welding deformation to can reduce workman intensity of labour, improve work efficiency.
Description
Technical Field
The utility model relates to a special frock field, more specifically relates to a some frocks are pieced together in special use of chassis track beam assembly.
Background
The track beam is an important component used for the excavator walking mechanism, has high requirements on the position and form and position tolerance of some holes in the running process, and plays a decisive role in the walking of the whole frame. The track beam is a welding part, and the prior welding technology is as follows: each part is formed by measuring the size through a measuring tape by a worker and then manually marking and welding, and the roller wheel of the road roller formed by manually marking and welding has the following defects: 1. the relative position accuracy of the holes cannot be guaranteed; 2. the welding deformation is serious, and the size and the appearance are influenced; 3. the labor intensity of workers is high, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, the utility model discloses a some frocks are pieced together in chassis track beam assembly special use, have the problem that welding deformation is serious, work efficiency is low in the solution technique.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a special point splicing tool for a chassis track beam assembly, which comprises a bottom plate, a moving mechanism, a second positioning mechanism and a plurality of first positioning mechanisms positioned between the moving mechanism and the second positioning mechanism;
the second positioning mechanism and the first positioning mechanisms are fixed on the bottom plate through bolts;
the moving mechanism is connected with the bottom plate in a sliding mode.
Preferably, each first positioning mechanism comprises a first base fixed on the bottom plate through a bolt, two inverted U-shaped frames arranged oppositely, and a positioning piece;
the inverted U-shaped frame is connected with the first base through a positioning pin shaft;
and a circular pipe is welded between the two inverted U-shaped frames, and the positioning piece is in threaded connection with the circular pipe.
Preferably, the positioning part comprises a positioning column and a handle fixedly connected with one end part of the positioning column;
the positioning column is in threaded connection with the circular pipe.
Preferably, the second positioning mechanism comprises a second base, an installation base in plug-in fit with the second base, a circular plate located on the installation base, a third base located on one side of the second base and close to the first positioning mechanism, and a telescopic supporting column located above the third base and welded with the third base;
the second base and the third base are connected with the bottom plate through bolts;
two positioning plates are arranged on two outer sides of the circular plate, and the circular plate is connected with the positioning plates through positioning pin shafts.
Preferably, the second positioning mechanism further comprises a fourth base located at one side of one end of the second base;
a convex ring is welded on the fourth base; and the inner wall of the raised ring is provided with a thread matched with the shaft thread of the positioning pin.
Preferably, two parallel guide rails are fixed on the bottom plate, and the moving mechanism moves along the guide rails;
the moving mechanism comprises a sliding plate, a sliding block and a guide mechanism, wherein the sliding block is positioned below the sliding plate and welded with the sliding plate;
a plurality of bearings are fixed on the guide mechanism; the slider moves along the guide rail.
Preferably, the guide mechanism comprises a first guide assembly and a second guide assembly positioned above and welded with the first guide assembly;
the first guide assembly comprises vertical plates positioned at two ends of the top surface of the sliding plate and a first transverse plate positioned between the vertical plates and perpendicular to the vertical plates;
the first transverse plate divides the space between the vertical plates into a first space and a second space;
the first guide assembly further comprises two flat plates which are respectively positioned in the first space and the second space, and the flat plates are welded with the first transverse plate and the vertical plate;
the second guide assembly comprises two parallel plates which are positioned above the two vertical plates and are welded, a second transverse plate which is positioned between the two parallel plates and is vertical to the parallel plates, and a transverse column which is positioned between two ends of the two parallel plates and two ends of which are respectively welded with the two parallel plates;
a plurality of bearings are welded on the two parallel plates.
Preferably, the device further comprises a plurality of third positioning mechanisms positioned between the first positioning mechanisms;
the third positioning mechanism comprises a base connected with the bottom plate through bolts, two vertical plates which are positioned on the base and welded with the base, and a reinforcing plate which is positioned on the base and between the vertical plates;
the outer side surface of the top end of the vertical plate is provided with a groove, and the top of the vertical plate is provided with a notch for a positioning pin shaft to pass through;
the vertical plate is perpendicular to the base.
Preferably, the device also comprises a supporting plate welded on the bottom plate;
the backup pad is close to the guide rail and is located first positioning mechanism keeps away from one side of guide rail.
Preferably, the top of the supporting plate is provided with two ends with sockets.
The utility model has the advantages that:
the utility model discloses a special point splicing tool for chassis track beam assembly, which comprises a bottom plate, a moving mechanism, a second positioning mechanism and a plurality of first positioning mechanisms positioned between the moving mechanism and the second positioning mechanism; the second positioning mechanism and the plurality of first positioning mechanisms are fixed on the bottom plate through bolts; the moving mechanism is connected with the bottom plate in a sliding way. The utility model discloses a second positioning mechanism adjusts and fixes a position the motor seat, supports the location through a plurality of first positioning mechanism to the downside and the horizontal both sides of track roof beam, places the guide holder in the right-hand member of track roof beam, and moving mechanism moves the right-hand member of track roof beam, accomplishes the welding after finally splicing motor seat, track roof beam and guide holder as an organic whole, accomplishes the back through this frock preparation, uses three-coordinate measuring tool, puts each device debugging of frock in place. The tool can obviously improve the dimensional precision, reduce the welding deformation, reduce the labor intensity of workers and improve the working efficiency.
Drawings
Fig. 1 is a schematic structural view of a spot splicing tool dedicated for a chassis track beam assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a front view of a spot assembling tool dedicated for an assembly equipped with a chassis track beam according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first guiding assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second guiding assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an inverted U-shaped frame according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a supporting plate according to an embodiment of the present invention.
In the figure:
1. a base plate; 2. a moving mechanism; 3. a second positioning mechanism; 4. a first positioning mechanism; 5. a third positioning mechanism; 6. a support plate; 7. a track beam; 8. a motor base; 9. a guide seat; 11. a first base; 12. an inverted U-shaped frame; 13. a positioning member; 14. a guide rail; 21. a slide plate; 22. a slider; 23. a guide mechanism; 24. a bearing; 31. a second base; 32. a mounting seat; 33. a circular plate; 34. a third base; 35. a telescopic support column; 36. a fourth base; 51. a base; 52. a vertical plate; 53. a reinforcing plate; 61. a socket; 62. a boss portion; 121. a circular tube; 131. a positioning column; 132. a handle; 231. a first guide assembly; 232. a second guide assembly; 331. positioning a plate; 361. a raised ring; 521. a groove; 522. a notch; 2311. a vertical plate; 2312. a first transverse plate; 2313. a flat plate; 2321. parallel plates; 2322. a second transverse plate; 2323. a transverse column.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Fig. 1 exemplarily shows a schematic perspective view of a spot-splicing tool dedicated for a chassis track beam assembly according to an embodiment of the present invention, as shown in fig. 1; fig. 2 is a schematic structural view of a front view of a spot assembling tool dedicated for an assembly equipped with a chassis track beam according to an embodiment of the present invention, as shown in fig. 2; fig. 3 is a schematic structural diagram of a first guiding assembly according to an embodiment of the present invention, as shown in fig. 3; fig. 4 is a schematic structural diagram of a second guiding assembly according to an embodiment of the present invention, as shown in fig. 4; fig. 5 is a schematic structural view of an inverted U-shaped frame according to an embodiment of the present invention, as shown in fig. 5; fig. 6 is a schematic structural diagram of a supporting plate according to an embodiment of the present invention, as shown in fig. 6. The special point splicing tool for the chassis track beam assembly comprises a bottom plate 1, a moving mechanism 2, a second positioning mechanism 3 and a plurality of first positioning mechanisms 4 positioned between the moving mechanism 2 and the second positioning mechanism 3; the second positioning mechanism 3 and the first positioning mechanisms 4 are fixed on the bottom plate 1 through bolts; the moving mechanism 2 is connected with the bottom plate 1 in a sliding way. In order to solve the shortcoming that manual marking welding brought, the special some frock of piecing together of R55 chassis track beam assembly has been designed and has been made, adjust and fix a position motor seat 8 through second positioning mechanism 3, support the location through a plurality of first positioning mechanism 4 downside and horizontal both sides of track roof beam 7, place the guide holder in the right-hand member of track roof beam 7, moving mechanism 2 moves the right-hand member of track roof beam 7, finally accomplish the welding after splicing motor seat 8, track roof beam 7 and guide holder 9 into an organic whole, accomplish the back through this frock preparation, use three-coordinate measuring tool, with each device debugging of frock target in place. The tool can obviously improve the dimensional precision, reduce the welding deformation, reduce the labor intensity of workers and improve the working efficiency.
In order to further clarify the structure of the first positioning mechanisms, it is preferable that each first positioning mechanism 4 comprises a first base 11 fixed on the bottom plate 1 by bolts, two inverted U-shaped frames 12 arranged oppositely, and a positioning member 13; the inverted U-shaped frame 12 is connected with the first base 11 through a positioning pin shaft; a circular pipe 121 is welded between the two inverted U-shaped frames 12, and the positioning piece 13 is in threaded connection with the circular pipe 121. The number of the first positioning mechanisms can be three, the number is determined according to specific implementation conditions, and the positions of the first positioning mechanisms can be moved and adjusted; the inverted U-shaped frame 12 is vertically arranged; the first base 11 comprises a square base and a polygonal plate welded on the square base; the square base is fixed on the bottom plate 1 through a bolt, the top of the polygonal plate is provided with a hole for a positioning pin shaft to pass through, and the lower ends of two ends of the inverted U-shaped frame 12 are connected with the top of the polygonal plate through the positioning pin shaft; reinforcing plates are welded on two sides of the polygonal plate respectively, so that the stability and the support performance are improved; the positioning and fixing of the track beam are realized through the positioning piece.
For further clarity of the positioning member structure, it is preferable that the positioning member 13 includes a positioning column 131, a handle 132 fixedly connected to an end of the positioning column 131; the positioning post 131 is screwed with the circular tube 121. Specifically, three positioning parts 13 can be arranged on each first positioning mechanism, one positioning part is arranged in the center of the top of the inverted-U-shaped frame 12, and one positioning part is arranged in the center of each of two sides of the inverted-U-shaped frame 12; two ends of the lower part of the inverted U-shaped frame 12 can be solid, so that a positioning pin shaft can be conveniently inserted and positioned, the stability is enhanced, a gap is reserved between the rest of the two inverted U-shaped frames 12, and a solid part can be omitted between the two inverted U-shaped frames 12; a fixed block is welded between the corners between the two inverted U-shaped frames 12; the outer surface of the positioning column is provided with external threads, the inner surface of the circular tube 121 is provided with internal threads, and the positioning column 131 is in threaded fit with the circular tube 121; the handle 132 can be a cross bar with round balls at two ends, the middle part of the cross bar is fixedly inserted into the through hole at the top part of the positioning column, and the handle is favorable for force application during threaded matching and comfortable feeling during force application; the lower end face of the positioning column forms clamping and positioning for the crawler beam.
In order to further clarify the structure of the second positioning mechanism, preferably, the second positioning mechanism 3 includes a second base 31, an installation seat 32 in plug-in fit with the second base 31, a circular plate 33 located on the installation seat 32, a third base 34 located on one side of the second base 31 and close to the first positioning mechanism 4, and a telescopic support column 35 located above the third base 34 and welded to the third base 34, and can achieve fine adjustment of the position of the motor seat; two third bases 34 and two telescopic supporting columns 35 can be arranged; the telescopic supporting columns 35 are respectively positioned at two ends of one side of the second base and are arranged at intervals, and the telescopic supporting columns 35 are positioned between the second base and the first positioning mechanism close to the second positioning mechanism; the second base 31 and the third base 34 are both connected with the bottom plate 1 through bolts; two positioning plates 331 are disposed on two outer sides of the circular plate 33, and the circular plate 33 is connected to the positioning plates 331 through positioning pins.
Preferably, the second positioning mechanism 3 further includes a fourth base 36 located at one end side of the second base 31; a raised ring 361 is welded on the fourth base 36; the inner wall of the raised ring 361 is provided with threads which are in threaded fit with the locating pin shaft. The positioning piece penetrates through the raised ring and is in threaded fit with the raised ring, so that the circular plate and the motor seat are positioned and fixed.
For further clarity of the structure of the moving mechanism, preferably, two parallel guide rails 14 are fixed on the bottom plate 1, and the moving mechanism 2 moves along the guide rails 14; the moving mechanism 2 comprises a sliding plate 21 horizontally placed, a sliding block 22 positioned below the sliding plate 21 and welded with the sliding plate 21, and a guide mechanism 23 positioned on the top surface of the sliding plate 21; a plurality of bearings 24 are fixed to the guide mechanism 23; the slide 22 moves along the guide rail 14, thereby moving the guide mechanism 23.
For further clarity of the structure of the guide mechanism, preferably, the guide mechanism 23 includes a first guide member 231 and a second guide member 232 located above the first guide member 231 and welded to the first guide member 231; the first guide assembly 231 comprises vertical plates 2311 positioned at two ends of the top surface of the sliding plate 21 and a first transverse plate 2312 positioned between the vertical plates 2311 and perpendicular to the vertical plates 2311; the first transverse plate 2312 divides the space between the vertical plates 2311 into a first space and a second space, and the first transverse plate 2312 is connected with the vertical plates 2311 and the sliding plates 21 in a welding mode; the first guiding assembly 231 further comprises two flat plates 2313 respectively positioned in the first space and the second space, the flat plates 2313 are welded with the first transverse plate 2312 and the vertical plate 2311, and the top surfaces of the flat plates 2313 are lower than the top surfaces of the vertical plates 2311; the second guiding component 232 comprises two parallel plates 2321 which are positioned above the two vertical plates 2311 and are welded with the vertical plates 2311, two parallel plates 2321 which span two top ends of the two vertical plates 2311, the parallel plates 2321 are vertical to the vertical plates 2311, a second transverse plate 2322 which is positioned between the two parallel plates 2321 and is vertical to the parallel plates 2321, and a transverse column 2323 which is positioned between two ends of the two parallel plates 2321 and is welded with the two parallel plates 2321 at two ends respectively, wherein the bottom surface of the transverse column 2323 is attached to the top surfaces of the vertical plates 2311; a plurality of bearings 24 are welded on the two parallel plates 2321, the bearings 24 are specifically located at two ends of the top and two ends of the outer side surface of the parallel plates 2321, and two bearings can be respectively arranged at two ends of the outer side surface.
Preferably, a plurality of third positioning mechanisms 5 are further included between the first positioning mechanisms 4; the third positioning mechanism 5 includes a base 51 connected to the base plate 1 by bolts, two vertical plates 52 located on the base 51 and welded to the base 51, and a reinforcing plate 53 located on the base 51 and between the vertical plates 52; the outer side surface of the top end of the vertical plate 52 is provided with a groove 521, and the top of the vertical plate 52 is provided with a notch 522 for a positioning pin shaft to pass through; the vertical plate 52 is perpendicular to the base 51. A third positioning mechanism 5 may also be provided between the first positioning mechanism 4 and the second positioning mechanism 4 adjacent to the second positioning mechanism 3.
Preferably, the device also comprises a support plate 6 welded on the bottom plate 1; the support plate 6 is close to the guide rail 14 and is positioned on one side of the first positioning mechanism 4 away from the guide rail 14. As shown in fig. 1, the support plate 6 is located between the first positioning mechanism 4 and the second first positioning mechanism 4 from the right. Besides the way of welding and fixing the support plate 6 on the bottom plate 1, the support plate can also be fixed with the bottom plate 1 by inserting and matching the lug boss 62 at the bottom of the support plate 6.
Preferably, the top of the supporting plate 6 is opened at both ends with sockets 61. The bottom side wall of the track beam can be inserted into the insertion hole 61, so that the track beam is fixed and positioned, and meanwhile, the stability is enhanced.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (10)
1. The utility model provides a some frocks are pieced together in special use of chassis track beam assembly which characterized in that:
the device comprises a bottom plate (1), a moving mechanism (2), a second positioning mechanism (3) and a plurality of first positioning mechanisms (4) positioned between the moving mechanism (2) and the second positioning mechanism (3);
the second positioning mechanism (3) and the first positioning mechanisms (4) are fixed on the bottom plate (1) through bolts;
the moving mechanism (2) is connected with the bottom plate (1) in a sliding mode.
2. The special spot assembly fixture of claim 1, characterized in that:
each first positioning mechanism (4) comprises a first base (11) fixed on the bottom plate (1) through bolts, two inverted U-shaped frames (12) arranged oppositely and a positioning piece (13);
the inverted U-shaped frame (12) is connected with the first base (11) through a positioning pin shaft;
a circular pipe (121) is welded between the two inverted U-shaped frames (12), and the positioning piece (13) is in threaded connection with the circular pipe (121).
3. The special spot assembly fixture of claim 2, characterized in that:
the positioning piece (13) comprises a positioning column (131) and a handle (132) fixedly connected with one end part of the positioning column (131);
the positioning column (131) is in threaded connection with the circular pipe (121).
4. The special spot assembly fixture of claim 1, characterized in that:
the second positioning mechanism (3) comprises a second base (31), an installation seat (32) in plug fit with the second base (31), a circular plate (33) positioned on the installation seat (32), a third base (34) positioned on one side of the second base (31) and close to the first positioning mechanism (4), and a telescopic supporting column (35) positioned above the third base (34) and welded with the third base (34);
the second base (31) and the third base (34) are connected with the bottom plate (1) through bolts;
two positioning plates (331) are arranged on two outer sides of the circular plate (33), and the circular plate (33) is connected with the positioning plates (331) through positioning pin shafts.
5. The special spot assembly fixture of claim 4, characterized in that:
the second positioning mechanism (3) further comprises a fourth base (36) positioned on one side of one end of the second base (31);
a bulge loop (361) is welded on the fourth base (36); the inner wall of the bulge ring (361) is provided with threads matched with the threads of the positioning pin shaft.
6. The special spot assembly fixture of claim 1, characterized in that:
two parallel guide rails (14) are fixed on the bottom plate (1), and the moving mechanism (2) moves along the guide rails (14);
the moving mechanism (2) comprises a sliding plate (21), a sliding block (22) which is positioned below the sliding plate (21) and welded with the sliding plate (21), and a guide mechanism (23) which is positioned on the top surface of the sliding plate (21);
a plurality of bearings (24) are fixed on the guide mechanism (23); the slide (22) moves along the guide rail (14).
7. The special spot assembly fixture of claim 6, characterized in that:
the guide mechanism (23) comprises a first guide assembly (231) and a second guide assembly (232) which is positioned above the first guide assembly (231) and welded with the first guide assembly (231);
the first guide assembly (231) comprises vertical plates (2311) positioned at two ends of the top surface of the sliding plate (21), and a first transverse plate (2312) positioned between the vertical plates (2311) and perpendicular to the vertical plates (2311);
the first horizontal plate (2312) divides a space between the vertical plates (2311) into a first space and a second space;
the first guide assembly (231) further comprises two flat plates (2313) respectively positioned in the first space and the second space, and the flat plates (2313) are welded with the first transverse plate (2312) and the vertical plate (2311);
the second guide assembly (232) comprises two parallel plates (2321) which are positioned above the two vertical plates (2311) and are connected in a welding mode, a second transverse plate (2322) which is positioned between the two parallel plates (2321) and is perpendicular to the parallel plates (2321), and a transverse column (2323) which is positioned between the two ends of the two parallel plates (2321) and two ends of which are respectively welded with the two parallel plates (2321);
a plurality of bearings (24) are welded on the two parallel plates (2321).
8. The special spot assembly fixture of claim 1, characterized in that:
a plurality of third positioning mechanisms (5) positioned between the first positioning mechanisms (4);
the third positioning mechanism (5) comprises a base (51) connected with the bottom plate (1) through bolts, two vertical plates (52) which are positioned on the base (51) and welded with the base (51), and a reinforcing plate (53) which is positioned on the base (51) and between the vertical plates (52);
the outer side face of the top end of the vertical plate (52) is provided with a groove (521), and the top of the vertical plate (52) is provided with a notch (522) for a positioning pin shaft to pass through;
the vertical plate (52) is perpendicular to the base (51).
9. The special spot assembly fixture of claim 6, characterized in that:
the device also comprises a supporting plate (6) welded on the bottom plate (1);
the supporting plate (6) is close to the guide rail (14) and is positioned on one side, away from the guide rail (14), of the first positioning mechanism (4).
10. The special spot assembly fixture of claim 9, characterized in that: the two ends of the top of the supporting plate (6) are provided with inserting openings (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376192.4U CN209936199U (en) | 2019-03-22 | 2019-03-22 | Special point frock of piecing together of chassis track beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376192.4U CN209936199U (en) | 2019-03-22 | 2019-03-22 | Special point frock of piecing together of chassis track beam assembly |
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| Publication Number | Publication Date |
|---|---|
| CN209936199U true CN209936199U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920376192.4U Expired - Fee Related CN209936199U (en) | 2019-03-22 | 2019-03-22 | Special point frock of piecing together of chassis track beam assembly |
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| CN (1) | CN209936199U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453796A (en) * | 2020-10-13 | 2021-03-09 | 中船澄西船舶修造有限公司 | 40000 ton self-discharging ship watertight door guide rail welding tool |
| CN112475648A (en) * | 2020-11-26 | 2021-03-12 | 西安鑫垚陶瓷复合材料有限公司 | Rivet welding anti-deformation tool and method for ceramic matrix composite structural member |
| CN114406620A (en) * | 2022-01-27 | 2022-04-29 | 江苏润邦重工股份有限公司 | Production and manufacturing process of main steel structural member of hydraulic material grabbing machine |
| CN114623331A (en) * | 2022-02-23 | 2022-06-14 | 浙江零跑科技股份有限公司 | Three-coordinate equipment supporting mechanism and have its car body welding automation line body |
-
2019
- 2019-03-22 CN CN201920376192.4U patent/CN209936199U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453796A (en) * | 2020-10-13 | 2021-03-09 | 中船澄西船舶修造有限公司 | 40000 ton self-discharging ship watertight door guide rail welding tool |
| CN112475648A (en) * | 2020-11-26 | 2021-03-12 | 西安鑫垚陶瓷复合材料有限公司 | Rivet welding anti-deformation tool and method for ceramic matrix composite structural member |
| CN114406620A (en) * | 2022-01-27 | 2022-04-29 | 江苏润邦重工股份有限公司 | Production and manufacturing process of main steel structural member of hydraulic material grabbing machine |
| CN114406620B (en) * | 2022-01-27 | 2023-09-08 | 江苏润邦重工股份有限公司 | Production and manufacturing process of main steel structural part of hydraulic material grabbing machine |
| CN114623331A (en) * | 2022-02-23 | 2022-06-14 | 浙江零跑科技股份有限公司 | Three-coordinate equipment supporting mechanism and have its car body welding automation line body |
| CN114623331B (en) * | 2022-02-23 | 2023-08-29 | 浙江零跑科技股份有限公司 | Three-dimensional equipment supporting mechanism and automobile body welding automatic line body with same |
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Granted publication date: 20200114 Termination date: 20210322 |