CN111805137B - Gasoline unit rack welding tool easy to assemble and disassemble - Google Patents
Gasoline unit rack welding tool easy to assemble and disassemble Download PDFInfo
- Publication number
- CN111805137B CN111805137B CN202010637638.1A CN202010637638A CN111805137B CN 111805137 B CN111805137 B CN 111805137B CN 202010637638 A CN202010637638 A CN 202010637638A CN 111805137 B CN111805137 B CN 111805137B
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- base
- clamps
- bottom plate
- movable
- rack
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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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention belongs to the technical field of welding tools, and particularly discloses an easily-assembled and disassembled gasoline engine set rack welding tool which comprises a base, wherein two groups of rack bottom plate clamps and circular tube frame clamps which are perpendicular to each other and are symmetrically arranged are arranged on the base, a plurality of rows of bolt holes are formed in the base, the rack bottom plate clamps and the circular tube frame clamps are fixedly connected with the base through bolts, an air cylinder is arranged in the center of the base, an air cylinder shaft of the air cylinder extends downwards, and a connector is arranged at the tail end of the air cylinder shaft and is rotatably connected with movable parts of all the clamps through four connecting rods. The distance between the clamps can be adjusted through different bolt holes, the welding requirements of gasoline unit racks with various specifications can be met, meanwhile, four groups of clamps are driven by only one air cylinder to complete all clamping work, and the clamp has the advantages of simple structure, cost saving and high working efficiency.
Description
Technical Field
The invention belongs to the technical field of welding tools, and particularly relates to a gasoline engine set rack welding tool easy to assemble and disassemble.
Background
The rack of the gasoline engine unit is formed by assembling and welding steel pipes and iron plates according to the design size, a circular pipe frame and an installation bottom plate need to be welded in the welding process, the installation bottom plate is required to be smooth and have higher size progress, and therefore a welding die tool needs to be manufactured.
Traditional frock substep preparation, one set of frock of part preparation, whole frock is very hard for guaranteeing size loading and unloading, consuming time, and production efficiency is low to a anchor clamps adopts a cylinder control, and the cost is higher.
Disclosure of Invention
The invention solves the problems that: the existing gasoline engine set rack welding tool cannot be universal, is low in loading and unloading efficiency and high in cost, and provides the gasoline engine set rack welding tool which is universal in specification, high in production efficiency and low in cost and easy to load and unload.
The invention is realized by the following technical scheme, the gasoline engine set rack welding tool easy to assemble and disassemble comprises a base, wherein two groups of symmetrically arranged rack bottom plate clamps and two groups of symmetrically arranged round tube frame clamps are arranged on the base, the rack bottom plate clamps and the round tube frame clamps are mutually vertical, the rack bottom plate clamps and the round tube frame clamps are fixedly connected with the base through bolts, a plurality of rows of bolt holes are arranged on the base and can adjust the space between the clamps, a cylinder is fixedly arranged at the center of the base through a cylinder bracket, the cylinder shaft of the cylinder extends downwards, the tail end of the cylinder shaft is provided with a connector, four surfaces of the connector are provided with hinge devices and are rotatably connected with movable parts of all the clamps through four connecting rods, the distance between the clamps can be adjusted through different bolt holes, and the gasoline engine set rack welding tool can adapt to the gasoline engine set racks with various specifications, meanwhile, four groups of clamps are driven by one cylinder to complete all clamping work, the structure is simple, and the cost is saved.
Further, the rack bottom plate clamp comprises a first fixed block and a first movable block, the cross section of the first fixed block is L-shaped, two semi-surrounding surfaces of the first fixed block are installation surfaces, the width of the installation surface is larger than the length and the width of the rack bottom plate, bolt holes for fixing the rack bottom plate with a base are arranged at a high platform, the first movable block comprises a first clamping portion and a first movable portion, the first clamping portion and the first movable portion are mutually perpendicular and are connected in a T shape, the cross section of the first clamping portion is in an inverted L shape, the left end of the first clamping portion is extruded with the rack bottom plate, the first movable portion is connected with the base in a one-way sliding manner, a hinge device is arranged on the upper surface of the first movable portion and is rotationally connected with the connecting rod, when the air cylinder works, the air cylinder shaft extends to push the first movable block to slide on the base in one-way, and extrude the rack bottom plate placed on the first fixed block, because two sets of rack bottom plate anchor clamps symmetrical arrangement, consequently two sets of rack bottom plate anchor clamps accomplish clamping work simultaneously.
Further, the circular tube frame fixture comprises a second fixed block and a second movable block, the second fixed block is provided with a V-shaped groove, the V-shaped groove is used for fixing the circular tube frame, bolt holes used for fixing with the base are formed in the outer side of the V-shaped groove, a plurality of door-shaped latches are arranged on the inner side of the V-shaped groove, the second movable block comprises a second clamping portion and a second movable portion, the second clamping portion and the second movable portion are mutually perpendicular and are in T-shaped connection, a plurality of connecting columns are arranged on the second clamping portion, the connecting columns are connected with a pressing plate through hinges, the root portion of the pressing plate is higher than the door-shaped latches and inclines downwards, the tail end of the pressing plate is lower than the door-shaped latches and is in a horizontal shape, the second movable portion is in one-way sliding connection with the base, the upper surface of the second movable portion is provided with a hinge device which is connected with the connecting rods in a rotating manner, and the cylinder shaft extends when the cylinder works, promote the one-way slip of second movable block on the base, the clamp plate passes door font hasp and comes to the pipe frame top, and the second movable block continues to remove, and the root and the door font hasp of clamp plate are contradicted, make the horizontal segment of clamp plate form the downforce to the pipe frame, and the pipe frame is automatic centering in the V-arrangement groove, has guaranteed the welding size precision, because two sets of pipe frame anchor clamps symmetrical arrangement, consequently the centre gripping work is accomplished simultaneously to two sets of pipe frame anchor clamps.
Furthermore, a T-shaped sliding seat is fixed on the base, and the first movable part and the second movable part are sliding blocks matched with the T-shaped sliding seat.
Furthermore, a return spring is arranged between the pressing plate and the bottom of the connecting column, and the return spring always keeps the tail end of the pressing plate horizontal under the no-load condition.
Further, in order to increase the fault tolerance rate that four groups of clamps can work simultaneously, the connecting rod is a spring compression bar, and can be one of a hydraulic spring compression bar and a pneumatic spring compression bar, so that the problem of size is prevented, partial clamps can finish clamping in advance, and other clamps can not clamp.
Furthermore, an adjusting gasket is arranged between the horizontal mounting surface of the first fixing block and the bottom plate of the rack.
Furthermore, in order to prevent the clamping surfaces of the rack bottom plate and the raw ore frame from generating indentation, rubber pads are arranged on the contact surfaces of the pressing plate and the circular tube frame between the first clamping part and the rack bottom plate.
Furthermore, in order to facilitate operation and appearance, the air cylinder is connected with an air source through an air receiving pipeline and a control switch, the control switch is installed on the base, and the air receiving pipeline is connected to an air receiving port arranged on the side face of the base along the back face of the base downwards along the air cylinder support.
The invention has the beneficial effects that:
1. the invention comprises a base, wherein two groups of symmetrically arranged rack bottom plate clamps and two groups of symmetrically arranged circular tube frame clamps are arranged on the base, the distance between the clamps can be adjusted through different bolt holes, the welding requirements of gasoline unit racks with various specifications can be met, meanwhile, only one air cylinder is used for driving the four groups of clamps to complete all clamping work, the structure is simple, and the cost is saved.
2. The first fixed block and the first movable block are vertically arranged in a T shape, so that the sliding is facilitated, a longer clamping surface can be formed on the bottom plate of the rack, and the stability is higher.
3. The second fixed block and the second movable block are respectively provided with the door-shaped lock catch and the pressing plate, when the air cylinder works, the air cylinder shaft extends to push the second movable block to slide on the base in a single direction, the pressing plate penetrates through the door-shaped lock catch to reach the upper part of the circular tube frame, the second movable block continues to move, the root part of the pressing plate is abutted against the door-shaped lock catch, the horizontal section of the pressing plate forms downward force on the circular tube frame, the circular tube frame is automatically centered in the V-shaped groove, the welding size precision is ensured, and the two groups of circular tube frame clamps are symmetrically arranged, so that the two groups of circular tube frame clamps simultaneously complete clamping work.
4. The connecting rod is one of the spring pressure rod, the hydraulic spring pressure rod and the air pressure spring pressure rod, the rigid pressure of the connecting rod is changed into the elastic pressure, the fault tolerance rate of simultaneous working of four groups of clamps is increased, and the problem of size is prevented, so that partial clamps can finish clamping in advance, and other clamps cannot clamp.
Drawings
FIG. 1 is a schematic structural view of an easily-detachable gasoline engine set rack welding tool disclosed by the invention;
FIG. 2 is an enlarged cross-sectional view of the A-A stage base plate fixture of FIG. 1;
FIG. 3 is an enlarged cross-sectional view of the B-B round tube frame fixture of FIG. 1; (ii) a
FIG. 4 is an exploded view of the gantry base clamp of the present invention;
FIG. 5 is an exploded view of the round tube frame clamp of the present invention;
fig. 6 is a structural view of a stage to be welded.
In the figure: 1, a base; 11, bolts; 12 bolt holes; 13T-shaped sliding seats; 2, a rack bottom plate clamp; 21 a first fixing block; 211 a mounting surface; 212 adjusting the shim; 22 a first slide block; 221 a first clamping portion; 222 a first movable portion; 3, a circular tube frame clamp; 31 a second fixing block; 311V-shaped grooves; 312 door-shaped lock catches; 32 a second movable block; 321 a second clamping portion; 322 a second movable portion; 323 connecting column; 324 a press plate; 325 a return spring; 4 cylinders; 41 cylinder support; 42 a cylinder shaft; 43 connecting heads; 44 a gas receiving pipeline; 45 control switches; 46 air receiving port; 5, a hinge device; 6 connecting rods; 7, a rack bottom plate; 8 a circular tube frame; 9 rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, an easily detachable gasoline engine set welding tool comprises a base 1, wherein two sets of symmetrically arranged rack bottom plate clamps 2 and two sets of symmetrically arranged round tube frame clamps 3 are arranged on the base 1, the rack bottom plate clamps 2 are perpendicular to the round tube frame clamps 3, the rack bottom plate clamps 2 and the round tube frame clamps 3 are both fixedly connected with the base 1 through bolts 11, a plurality of rows of bolt holes 12 are arranged on the base 1 for adjusting the space between the clamps, a cylinder 4 is fixedly arranged at the center of the base 1 through a cylinder bracket 41, a cylinder shaft 42 of the cylinder 4 extends downwards, a connector 43 is arranged at the tail end of the cylinder shaft 42, hinge devices 5 are arranged on four sides of the connector 43 and are rotatably connected with movable parts of all the clamps through four connecting rods 6, and the distance between the clamps can be adjusted through different bolt holes 12, can adapt to the gasoline engine set rack welding demand of multiple specification, only drive four group's anchor clamps with a cylinder 4 and accomplish all centre gripping work simultaneously, simple structure practices thrift the cost.
In practical application, the rack base plate clamp 2 comprises a first fixed block 21 and a first movable block 22, the first fixed block 21 is L-shaped in cross section, two semi-enclosed surfaces of the first fixed block 21 are installation surfaces 211, the width of the installation surface 211 is larger than the length and the width of the rack base plate 7, a bolt hole 12 for fixing the rack base plate 1 is arranged at a high platform, the first movable block 22 comprises a first clamping portion 221 and a first movable portion 222, the first clamping portion 221 and the first movable portion 222 are mutually perpendicular and in T-shaped connection, the cross section of the first clamping portion 221 is inverted L-shaped, the left end of the first clamping portion is extruded with the rack base plate 7, the first movable portion 222 is in one-way sliding connection with the base 1, a hinge device 5 is arranged on the upper surface of the first movable portion 222 and is rotationally connected with the connecting rod 6, when the air cylinder 4 works, the shaft 42 extends to push the first movable block 22 to slide on the base 1 in one way, the extrusion is completed to the rack bottom plate 7 placed on the first fixing block 21, and the two sets of rack bottom plate clamps 2 are symmetrically arranged, so that the clamping work is completed by the two sets of rack bottom plate clamps 2 at the same time.
In practical application, the circular tube frame fixture 3 comprises a second fixed block 31 and a second movable block 32, the second fixed block 31 is provided with a V-shaped groove 311, the V-shaped groove 311 is used for fixing the circular tube frame 8, the outer side of the V-shaped groove 311 is provided with a bolt hole 12 for fixing with the base 1, the inner side of the V-shaped groove 311 is provided with a plurality of door-shaped latches 312, the second movable block 32 comprises a second clamping part 321 and a second movable part 322, the second clamping part 321 and the second movable part 322 are mutually perpendicularly connected in a T shape, the second clamping part 321 is provided with a plurality of connecting columns 323, the connecting columns 323 are connected with a pressing plate 324 through hinges, the root of the pressing plate 324 is higher than the door-shaped latches 312 and incline downwards, the tail end is lower than the door-shaped latches 312 and is in a horizontal shape, the second movable part 322 is connected with the base 1 in a one-way sliding manner, the upper surface of the second movable part 322 is provided with a hinge device 5, with connecting rod 6 rotates to be connected, cylinder 4 during operation, cylinder shaft 42 extends, promote second movable block 32 unidirectional sliding on base 1, clamp plate 324 passes door font hasp 312 and comes to pipe frame 8 top, second movable block 32 continues to move, the root of clamp plate 324 is contradicted with door font hasp 312, make the horizontal segment of clamp plate 324 form downward pressure to pipe frame 8, pipe frame 8 is automatic centering in V-arrangement groove 311, the welding size precision has been guaranteed, because 3 symmetrical arrangement of two sets of pipe frame anchor clamps, consequently, the centre gripping work is accomplished simultaneously to two sets of pipe frame anchor clamps 3.
In practical application, a T-shaped sliding seat 13 is fixed on the base 1, and the first movable portion 222 and the second movable portion 322 are both sliding blocks matched with the T-shaped sliding seat 13.
In practical application, a return spring 325 is arranged between the pressure plate 324 and the bottom of the connecting column 323, and the return spring 325 always keeps the tail end of the pressure plate 324 horizontal under the no-load condition.
In practical application, in order to increase the fault tolerance rate that four groups of clamps can work simultaneously, the connecting rod 6 is a spring compression bar, and can be one of a hydraulic spring compression bar and a gas spring compression bar, so that the problem of size is prevented, partial clamps can finish clamping in advance, and other clamps can not clamp.
In practical application, an adjusting gasket 212 is arranged between the horizontal mounting surface 211 of the first fixing block 21 and the rack bottom plate 7.
In practical application, in order to prevent the clamping surfaces of the rack bottom plate 7 and the pipe frame 8 from generating indentation, rubber pads 9 are arranged between the first clamping portion 221 and the rack bottom plate 7 and between the contact surfaces of the pressing plate 324 and the pipe frame 8.
In practical application, for convenience of operation and appearance, the air cylinder 4 is connected with an air source through an air receiving pipeline 44 and a control switch 45, the control switch 44 is installed on the base 1, and the air receiving pipeline 44 is connected to an air receiving port 46 arranged on the side surface of the base 1 along the back surface of the base 1 downward along the air cylinder support 41.
The working principle of the invention is as follows:
1) when the device is in a non-working state, the cylinder shaft 42 is contracted, and the first movable block 22 and the second movable block 32 are close to the center of the base 1, so that enough space is provided for placing the device and the rack bottom plate 7 and the circular tube frame 8.
2) Put pipe frame 8 earlier, pipe frame 8 is under the action of gravity, in V-arrangement groove 311, and self-centering has guaranteed interval and level between pipe frame 8, then places rack bottom plate 7, and rack bottom plate 7 axial receives pipe frame 8 restraint, and the bottom surface is contradicted with installation face 211, has guaranteed rack bottom plate 7's height and plane degree.
3) When the control switch is turned on, the air cylinder 4 starts to work, the air cylinder shaft 42 extends, the four connecting rods 6 are driven, and the first movable block 22 and the second movable block 32 are pushed.
4) The first movable block 22 slides on the base 1 in a single direction to clamp the rack base plate 7 placed on the first fixed block 21.
5) Meanwhile, the second movable block 32 slides on the base 1 in a single direction, the pressing plate 324 passes through the door-shaped lock catch 312 to reach the upper part of the circular tube frame 8, and when the second movable block 32 continues to move, the root of the pressing plate 324 is in collision with the door-shaped lock catch 312, so that the horizontal section of the pressing plate 324 forms downward pressure on the circular tube frame 8, and the clamping work is completed.
6) The welding work is started.
7) After welding, the cylinder 4 is reset, the clamp is opened to give way to the space, and the welded rack is taken down.
In conclusion, the clamping device can rapidly and accurately complete the clamping work of the parts with the welded parts, and can meet the welding work requirements of various specifications by adjusting the fixing block on the base.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (8)
1. The utility model provides an easy petrol unit rack welding frock of loading and unloading which characterized in that: comprises a base (1), two groups of symmetrically arranged bench bottom plate clamps (2) and two groups of symmetrically arranged round tube frame clamps (3) are arranged on the base (1), the rack bottom plate clamp (2) and the round tube frame clamp (3) are mutually vertical, the rack bottom plate clamp (2) and the round tube frame clamp (3) are fixedly connected with the base (1) through bolts (11), the base (1) is provided with a plurality of rows of bolt holes (12), the distance between the clamps can be adjusted, the air cylinder (4) is fixedly arranged at the central position of the base (1) through an air cylinder bracket (41), a cylinder shaft (42) of the cylinder (4) extends downwards, a connector (43) is arranged at the tail end of the cylinder shaft (42), the four sides of the connector (43) are provided with hinge devices (5) and are rotatably connected with the movable parts of all the clamps through four connecting rods (6); the rack bottom plate clamp (2) comprises a first fixed block (21) and a first movable block (22), the section of the first fixed block (21) is L-shaped, two semi-surrounded surfaces of the first fixed block (21) are installation surfaces (211), the width of the installation surfaces (211) is larger than the length and the width of a rack bottom plate (7), bolt holes (12) used for being fixed with a base (1) are formed in a high platform, the first movable block (22) comprises a first clamping portion (221) and a first movable portion (222), the first clamping portion (221) and the first movable portion (222) are mutually vertically connected in a T shape, the section of the first clamping portion (221) is in an inverted L shape, the left end of the first clamping portion is extruded with the rack bottom plate (7), the first movable portion (222) is connected with the base (1) in a one-way sliding mode, a hinge device (5) is arranged on the upper surface of the first movable portion (222), is rotatably connected with the connecting rod (6).
2. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 1, which is characterized in that: the round tube frame fixture (3) comprises a second fixed block (31) and a second movable block (32), wherein the second fixed block (31) is provided with a V-shaped groove (311), the V-shaped groove (311) is used for fixing a round tube frame (8), a bolt hole (12) for fixing the V-shaped groove (311) with the base (1) is formed in the outer side of the V-shaped groove (311), a plurality of door-shaped latches (312) are arranged on the inner side of the V-shaped groove (311), the second movable block (32) comprises a second clamping part (321) and a second movable part (322), the second clamping part (321) and the second movable part (322) are mutually and vertically connected in a T shape, a plurality of connecting columns (323) are arranged on the second clamping part (321), the connecting columns (323) are connected with a pressing plate (324) through hinges, the root parts of the pressing plate (324) are higher than the door-shaped latches (312) and incline downwards, the tail ends are lower than the door-shaped latches (312) and are in a horizontal shape, the second movable part (322) is connected with the base (1) in a one-way sliding mode, and a hinge device (5) is arranged on the upper surface of the second movable part (322) and is rotatably connected with the connecting rod (6).
3. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 2, characterized in that: a T-shaped sliding seat (13) is fixed on the base (1), and the first movable part (222) and the second movable part (322) are sliding blocks matched with the T-shaped sliding seat (13).
4. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 2, characterized in that: a return spring (325) is arranged between the pressure plate (324) and the bottom of the connecting column (323), and the return spring (325) always keeps the tail end of the pressure plate (324) horizontal under the no-load condition.
5. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 1 or 2, which is characterized in that: the connecting rod (6) is a spring pressure rod.
6. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 1, which is characterized in that: an adjusting gasket (212) is arranged between the mounting surface (211) of the first fixing block (21) and the rack bottom plate (7).
7. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 2, characterized in that: and a rubber pad (9) is arranged on the contact surface between the first clamping part (221) and the rack bottom plate (7) and between the pressing plate (324) and the circular tube frame (8).
8. The easy-to-assemble and disassemble gasoline engine set rack welding tool according to claim 1, which is characterized in that: the air cylinder (4) is connected with an air source through an air receiving pipeline (44) and a control switch (45), the control switch (45) is installed on the base (1), and the air receiving pipeline (44) is connected to an air receiving port (46) arranged on the side face of the base (1) along the back face of the base (1) downwards along an air cylinder support (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010637638.1A CN111805137B (en) | 2020-07-05 | 2020-07-05 | Gasoline unit rack welding tool easy to assemble and disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010637638.1A CN111805137B (en) | 2020-07-05 | 2020-07-05 | Gasoline unit rack welding tool easy to assemble and disassemble |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111805137A CN111805137A (en) | 2020-10-23 |
| CN111805137B true CN111805137B (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010637638.1A Active CN111805137B (en) | 2020-07-05 | 2020-07-05 | Gasoline unit rack welding tool easy to assemble and disassemble |
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| CN (1) | CN111805137B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113895782B (en) * | 2021-09-16 | 2022-12-02 | 苏州瀚川智能科技股份有限公司 | Self-locking multi-specification battery pack circulating frame and using method thereof |
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| CN203611168U (en) * | 2013-12-11 | 2014-05-28 | 天津市立德尔机械设备有限公司 | Positioning and locking device for tiny hole |
| KR101517722B1 (en) * | 2014-02-21 | 2015-05-15 | 윤희영 | Pallet corner welding machine for connecting rod for reinforcement tools |
| CN107695755A (en) * | 2017-10-19 | 2018-02-16 | 洛阳华冠齿轮股份有限公司 | A kind of new compressing structure |
| CN108966627A (en) * | 2018-09-13 | 2018-12-07 | 江苏又城智能科技有限公司 | A kind of integrated circuit board stable holding device |
| CN210335745U (en) * | 2019-07-23 | 2020-04-17 | 合肥稳卓机械科技有限公司 | Automatic centering device of tire changer |
| CN210649658U (en) * | 2019-08-05 | 2020-06-02 | 中建二局洛阳机械有限公司 | Tool for clamping round pipe |
-
2020
- 2020-07-05 CN CN202010637638.1A patent/CN111805137B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203611168U (en) * | 2013-12-11 | 2014-05-28 | 天津市立德尔机械设备有限公司 | Positioning and locking device for tiny hole |
| KR101517722B1 (en) * | 2014-02-21 | 2015-05-15 | 윤희영 | Pallet corner welding machine for connecting rod for reinforcement tools |
| CN107695755A (en) * | 2017-10-19 | 2018-02-16 | 洛阳华冠齿轮股份有限公司 | A kind of new compressing structure |
| CN108966627A (en) * | 2018-09-13 | 2018-12-07 | 江苏又城智能科技有限公司 | A kind of integrated circuit board stable holding device |
| CN210335745U (en) * | 2019-07-23 | 2020-04-17 | 合肥稳卓机械科技有限公司 | Automatic centering device of tire changer |
| CN210649658U (en) * | 2019-08-05 | 2020-06-02 | 中建二局洛阳机械有限公司 | Tool for clamping round pipe |
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| CN111805137A (en) | 2020-10-23 |
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